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CN102651426A - Producing method and producing system of solar cell module - Google Patents

Producing method and producing system of solar cell module Download PDF

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Publication number
CN102651426A
CN102651426A CN2012100457643A CN201210045764A CN102651426A CN 102651426 A CN102651426 A CN 102651426A CN 2012100457643 A CN2012100457643 A CN 2012100457643A CN 201210045764 A CN201210045764 A CN 201210045764A CN 102651426 A CN102651426 A CN 102651426A
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CN
China
Prior art keywords
intraconnections
solar battery
battery cell
mentioned
solar
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Granted
Application number
CN2012100457643A
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Chinese (zh)
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CN102651426B (en
Inventor
岩城范明
平田周一
儿玉诚吾
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Fuji Corp
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Fuji Machine Manufacturing Co Ltd
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Publication of CN102651426A publication Critical patent/CN102651426A/en
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Publication of CN102651426B publication Critical patent/CN102651426B/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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Abstract

The invention provides a producing method and a producing system of a solar cell module, which can produce solar cell modules with high efficiency and generality. The producing method comprises the following processes: an inner wire connection process (21) which enables inner wires (12) to be respectively connected to the positive side electrode and negative side electrode of a solar cell unit (11); a string wiring process (22), during which a plurality of solar cell units connected to the inner wires are arranged along a direction orthogonal to the moving direction of the solar cell unit, forming a solar cell unit set which is connected to the inner wires of other solar cell units adjacent to the moving direction, and string wiring is conducted on the plurality of solar cell units in the moving direction; an array wiring process (23),during which the mutual wiring between the inner wires of solar cell sub-modules after the string wiring along the moving direction by means of the inner wires (14) through the array and the inner wires of the solar cell sub-modules after the string wiring with others along the direction orthogonal to the moving direction.

Description

The manufacturing approach of solar module and manufacturing system
Technical field
The present invention relates to a kind of manufacturing approach and manufacturing system that will on the XY direction, dispose many rows' solar battery cell through the interconnective solar module of intraconnections.
Background technology
In the prior art; Arrange in length and breadth in a plurality of solar module (solar battery panel) at the solar cell that has the face side electrode on the face that will form sensitive surface, have a rear side electrode at its back side; For a plurality of solar battery cells that are connected in series, use intraconnections.That is, respectively the rear side electrode of the face side electrode of a solar battery cell and adjacent other solar battery cells is connected through intraconnections.As this solar module, for example patent documentation 1 or patent documentation 2 described devices are in the public eye.
In the device described in patent documentation 1 and the patent documentation 2, make the face side electrode of solar battery cell and the rear side electrode electrical engagement of the solar battery cell that is adjacent through an intraconnections.Therefore, in patent documentation 1 described device, solar battery cell is engaged with the first half of intraconnections from downside; Adjacent solar cell is engaged with the latter half of intraconnections from upside; And in patent documentation 2 described devices, after having cut off intraconnections, make the solar battery cell counter-rotating through the unit rotating shaft; Thereby make sensitive surface down, intraconnections is connected with solar battery cell.
Patent documentation 1: TOHKEMY 2003-298095 communique
Patent documentation 2: TOHKEMY 2008-53625 communique
Summary of the invention
But in patent documentation 1 and patent documentation 2 described devices, there are the problem of complex structure in dipper crowding gear on the needs (51A, 51B) and following dipper crowding gear (52A, 52B), reversing device.
And in documents 1 and documents 2 described devices, there is following problem: versatility can't be had and make efficiently by arranging the solar module that a plurality of solar battery cells constitutes in length and breadth.
The present invention is used to solve above-mentioned existing problem, and its purpose is to supply with a kind ofly can efficiently and have the manufacturing approach and the manufacturing system of the solar module of making solar module with versatility.
The invention that technical scheme 1 relates to is a kind of manufacturing approach of solar module, it is characterized in that, comprises following operation: intraconnections engages operation, make intraconnections respectively with the positive lateral electrode and the minus side electrode engagement of solar battery cell; Bunchiness distribution operation; With the solar battery cell that has engaged above-mentioned intraconnections with the direction of the carrying direction quadrature of above-mentioned solar battery cell on alignment arrangements is a plurality of respectively; Form the solar battery cell group; With this solar battery cell group and on above-mentioned carrying direction the intraconnections separately of other adjacent solar battery cell groups be engaged with each other, on above-mentioned carrying direction, a plurality of solar battery cells are carried out the bunchiness distribution; Array distribution operation, through array with intraconnections will the intraconnections of the solar cell submodule that constitutes by a plurality of solar battery cells behind the bunchiness distribution on the above-mentioned carrying direction and with the direction of above-mentioned carrying direction quadrature on the mutual distribution of intraconnections of solar cell submodule behind adjacent other bunchiness distributions.
The invention that technical scheme 2 relates to is a kind of solar module manufacturing system,, it is characterized in that the solar battery cell electric wiring through intraconnections, comprises with lower device: the intraconnections feedway, supply with intraconnections; The solar battery cell feedway is supplied with solar battery cell; The intraconnections coupling device, make above-mentioned intraconnections respectively with the positive lateral electrode and the minus side electrode engagement of the above-mentioned solar battery cell of supplying with from this solar battery cell feedway; Handling device, carrying has engaged the above-mentioned solar battery cell of above-mentioned intraconnections; The alignment arrangements device, with a plurality of solar battery cells that engaged above-mentioned intraconnections with the direction of the carrying direction quadrature of above-mentioned Handling device on alignment arrangements, form above-mentioned solar battery cell group; The bunchiness electrical power wiring assembly, with above-mentioned solar battery cell group and on above-mentioned carrying direction adjacent other solar battery cell groups intraconnections separately be engaged with each other, on above-mentioned carrying direction, a plurality of solar battery cells are carried out the bunchiness distribution; The array electrical power wiring assembly, through array with intraconnections will the intraconnections of the solar cell submodule that constitutes by a plurality of solar battery cells behind the bunchiness distribution on the above-mentioned carrying direction and with the direction of above-mentioned carrying direction quadrature on the intraconnections of solar cell submodule behind adjacent other bunchiness distributions be engaged with each other.
The characteristic of the invention that technical scheme 3 relates to is that in technical scheme 2, above-mentioned intraconnections coupling device has: mounting table is used to install above-mentioned solar battery cell and above-mentioned intraconnections; The hot pressing soldering tip, under the state of positive lateral electrode that above-mentioned intraconnections is configured in the solar battery cell that is installed on this mounting table and minus side electrode, heating and engage above-mentioned solar battery cell and above-mentioned intraconnections.
The characteristic of the invention that technical scheme 4 relates to is that in technical scheme 3, above-mentioned mounting table is provided with a plurality of, is arranged to make above-mentioned hot pressing soldering tip between above-mentioned mounting table, to move.
The characteristic of the invention that technical scheme 5 relates to is; In any of technical scheme 2 to technical scheme 4; Above-mentioned bunchiness electrical power wiring assembly has a plurality of heating units; Above-mentioned heating unit heats the intraconnections of the above-mentioned solar battery cell group adjacent with above-mentioned Handling device simultaneously, and said intraconnections pressure welding is engaged.
According to the inventive method that technical scheme 1 relates to, comprise following operation: intraconnections engages operation, make intraconnections respectively with the positive lateral electrode and the minus side electrode engagement of solar battery cell; Bunchiness distribution operation; With the solar battery cell that has engaged intraconnections with the direction of the carrying direction quadrature of solar battery cell on alignment arrangements is a plurality of respectively; Form the solar battery cell group; Be engaged with each other with the solar battery cell group with at the intraconnections separately of carrying other adjacent on direction solar battery cell groups, on the carrying direction, a plurality of solar battery cells carried out the bunchiness distribution; Array distribution operation, through array with intraconnections will the intraconnections of the solar cell submodule that constitutes by a plurality of solar battery cells behind the bunchiness distribution on the carrying direction and with the direction of carrying direction quadrature on the mutual distribution of intraconnections of solar cell submodule behind adjacent other bunchiness distributions.
Thus; Can make efficiently by the carrying direction of Handling device and with the direction of its quadrature on the solar module that constitutes of the solar battery cell of the regulation number that disposes, and can obtain easily to tackle the carrying direction and with the manufacturing approach of the highly versatile of the number change of the solar battery cell of the direction of its quadrature.
According to the invention that technical scheme 2 relates to, comprise with lower device: the intraconnections feedway, supply with intraconnections; The solar battery cell feedway is supplied with solar battery cell; The intraconnections coupling device, make intraconnections respectively with the positive lateral electrode and the minus side electrode engagement of the solar battery cell of supplying with from the solar battery cell feedway; Handling device, carrying has engaged the solar battery cell of intraconnections; The alignment arrangements device, with a plurality of solar battery cells that engaged intraconnections with the direction of the carrying direction quadrature of Handling device on alignment arrangements, form the solar battery cell group; The bunchiness electrical power wiring assembly, with the solar battery cell group and on the carrying direction adjacent other solar battery cell groups intraconnections separately be engaged with each other, a plurality of solar battery cells are carried out the bunchiness distribution in carrying on the direction; The array electrical power wiring assembly, through array with intraconnections will the intraconnections of the solar cell submodule that constitutes by a plurality of solar battery cells behind the bunchiness distribution on the carrying direction and with the direction of carrying direction quadrature on the intraconnections of solar cell submodule behind adjacent other bunchiness distributions be engaged with each other.
Thus; Can make efficiently by the carrying direction of Handling device and with the direction of its quadrature on the solar module that constitutes of the solar battery cell of the regulation number that disposes, and can obtain easily to tackle the carrying direction and with the manufacturing system of the highly versatile of the number change of the solar battery cell of the direction of its quadrature.
According to the invention that technical scheme 3 relates to, the intraconnections coupling device has: mounting table is used to install solar battery cell and intraconnections; The hot pressing soldering tip; Under the state of positive lateral electrode that intraconnections is configured in the solar battery cell that is installed on mounting table and minus side electrode; Heat and joint solar battery cell and intraconnections; Therefore through the intraconnections coupling device, can make the positive lateral electrode and the minus side electrode engagement of intraconnections and solar battery cell efficiently.
The invention that relates to according to technical scheme 4; Mounting table is provided with a plurality of; Be arranged to make the hot pressing soldering tip between above-mentioned mounting table, to move; Therefore install successively on the mounting table intraconnections and solar battery cell during, can on another mounting table, utilize the hot pressing soldering tip to carry out the joint operation of intraconnections, engage operation thereby can carry out intraconnections efficiently.
The invention that relates to according to technical scheme 5; The bunchiness electrical power wiring assembly has a plurality of heating units; Above-mentioned heating unit heats the intraconnections of the solar battery cell group adjacent with Handling device simultaneously; And the intraconnections pressure welding is engaged, therefore can be bonded on simultaneously and carry arrange with the regulation number on the direction of direction quadrature, on the carrying direction intraconnections of adjacent solar battery cell group, thereby can be bonded on adjacent solar battery cell group on the carrying direction efficiently.
Description of drawings
Fig. 1 is the vertical view of the summary of the solar module that relates to of expression execution mode of the present invention.
Fig. 2 is the synoptic diagram along the 2-2 line cut-out of Fig. 1.
Fig. 3 is the synoptic diagram along the 3-3 line cut-out of Fig. 1.
Fig. 4 is the vertical view of the manufacturing system of the solar module that relates to of expression the 1st execution mode of the present invention.
Fig. 5 is the vertical view of the adsorption head in expression the 1st execution mode.
Fig. 6 is the cutaway view along the 6-6 line cut-out of Fig. 5.
Fig. 7 is that the intraconnections in expression the 1st execution mode engages the vertical view with head.
Fig. 8 is the synoptic diagram of the hot pressing soldering tip in expression the 1st execution mode.
Fig. 9 is the vertical view of manufacturing system of solar module of the variation of expression the 1st execution mode.
Figure 10 is the vertical view of the manufacturing system of the solar module that relates to of expression the 2nd execution mode of the present invention.
Figure 11 is the vertical view that the bunchiness of Figure 10 engages the job position part.
Figure 12 is the observed sketch map of arrow 12 directions from Figure 11.
Figure 13 is the figure of expression according to an example of the solar module of the 2nd execution mode manufacturing.
Figure 14 is the synoptic diagram along the 14-14 line cut-out of Figure 13.
Figure 15 is the synoptic diagram along the 15-15 line cut-out of Figure 13.
Figure 16 is the vertical view of the manufacturing system of the solar module that relates to of expression the 3rd execution mode of the present invention.
Figure 17 is the figure of the manufacturing approach in expression the 2nd execution mode.
Figure 18 is the figure of expression according to an example of the solar module of the 2nd execution mode manufacturing.
Embodiment
The manufacturing approach and the manufacturing system of the solar module that the 1st execution mode of the present invention relates to below are described.
Fig. 1 representes the example according to the solar module (solar battery panel) 10 of the inventive method manufacturing.The formation of simple declaration solar module 10 at first, this solar module 10 has a plurality of solar battery cells 11 of on the XY plane, arranging.Following the example of expression in Fig. 1: through 4 of directions Xs, 4 in Y direction, amount to 16 solar battery cells 11, formation solar module 10.
, be electrically connected like Fig. 2 and shown in Figure 3 at the adjacent solar cell 11 of directions X through intraconnections 12.Intraconnections 12 is made up of following: downside intraconnections 12B, with the minus side electrode engagement that forms at the lower surface (sensitive surface) of solar battery cell 11; Upside intraconnections 12A engages with the positive lateral electrode that forms at the upper surface (back side) of solar battery cell 11.Intraconnections 12 is shape linearly respectively, and is made up of the essence identical materials that has with the length of the size equal extent of the directions X of solar battery cell 11.Apply scolding tin on the intraconnections 12 in advance, intraconnections 12 is heated and pressure welding each other, thus mutual electrical engagement.
In addition; Intraconnections 12 need not on the total length of the directions X of solar battery cell 11, to be provided with; Therefore can make the length of intraconnections 12 shorter than the size of the directions X of solar battery cell 11, also can be in addition with respect to the width dimensions of solar battery cell 11 ± 10mm about.
In Fig. 1; The right-hand member of the solar battery cell 11 of intraconnections 12 (12A) from Fig. 1 that engages with the positive lateral electrode (upper surface) of 4 solar battery cells 11 arranging of directions X that begin the number odd-numbered lines from the top is outstanding slightly, and is outstanding slightly from the left end of solar battery cell 11 with the intraconnections 12 (12B) that the minus side electrode (lower surface) of solar battery cell 11 engages.Be bonded with each other through the scolding tin that is coated on the intraconnections 12 each other with each jag, thereby a plurality of solar battery cells 11 connected in electrical series of on directions X, arranging are connected at the intraconnections 12 of the positive lateral electrode of solar battery cell adjacent on the directions X 11 and minus side electrode engagement.
The intraconnections 12 (12A) that the positive lateral electrode of 4 solar battery cells 11 arranging with the directions X that begins the number even number lines from Fig. 1 top engages and above on the contrary; The left end of the solar battery cell 11 from Fig. 1 is outstanding slightly, and is outstanding slightly from the right-hand member of solar battery cell 11 with the intraconnections 12 (12B) of the minus side electrode engagement of solar battery cell 11.And, be bonded with each other through the scolding tin that is coated to intraconnections 12 each other with the minus side electrode of solar battery cell 11 adjacent on directions X and each jag of the intraconnections 12 that positive lateral electrode engages.Like this, make the opposite solar battery cell 11 alternately configuration on the Y direction of projected direction with the intraconnections 12 of the positive lateral electrode of solar battery cell 11 and minus side electrode engagement.
On the end of the intraconnections of giving prominence to from the solar-electricity subelement 11 that is arranged in the directions X both ends 12, use intraconnections in order to connect array, the intraconnections 12 that continues as required constitutes continual-connecting-part 13.And; Arrange at the directions X both ends, with at the continual-connecting-part (13) of the intraconnections 12 of the positive lateral electrode of the adjacent solar battery cell 11 of Y direction and minus side electrode engagement each other through array with intraconnections 14 as shown in Figure 1 joints, thereby all solar battery cells 11 of formation solar module 10 are connected in series.
In addition, generally speaking, in the solar module; Go up the transparent cover glass of configuration at sensitive surface (minus side electrode), (positive lateral electrode) goes up the good backboard of configuration weatherability overleaf, between this cover glass and backboard; With resins such as EVA a plurality of solar battery cells are sealed, form finished product, but in this execution mode; For ease of explanation, Xm * Yn solar battery cell 11 before being configured between cover glass and backboard is called solar module 10.
The concrete formation of the manufacturing system of the solar module 10 of making above-mentioned structure then is described.This manufacturing system is as shown in Figure 4; Have intraconnections joint operation 21, bunchiness distribution operation 22, array distribution operation 23 along the directions X configuration, these intraconnections joint operations 21, bunchiness distribution operation 22, array distribution operation 23 are configured on the shared board.Engage between operation 21 and the bunchiness distribution operation 22 at intraconnections; Configuration is as the carrying implement 28 of Handling device; Its solar battery cell 11 that will engage intraconnections 12 is carried along directions X one by one; And between bunchiness distribution operation 22 and array distribution operation 23, the Handling device 29 that promote to transmit (リ Off ト ア Application De キ ヤ リ one) formula is set, its carrying with the Y direction of the carrying direction quadrature of carrying implement 28 on the solar battery cell group of arranging with the regulation number.
Intraconnections engages in the operation 21 to have: intraconnections feedway 32 supplies to assigned position with the intraconnections 12 that is wound on the bobbin 31; Solar battery cell feedway 34 makes the solar battery cell of preserving in the solar battery cell accumulator 33 11 under the state of stacked on top of one another, supply to a plurality of assigned positions.And intraconnections engages in the operation 21, on guide rail 35, has the working machine hand 36 that can move in X, Y, Z direction.
Intraconnections feedway 32 will be wound on the intraconnections 12 of bobbin 31 and pull out along the Y direction, cut into specific length, and the intraconnections 12 that cuts off is supplied to can be through the assigned position of working machine hand 36 absorption.The intraconnections 12 that supplies to assigned position is installed on the following mounting table (53A, 53B) through 36 absorption of working machine hand.
Working machine hand 36 has: Y sliding part 37 is supported to and can on the Y direction, moves along guide rail 35; X sliding part 38 is supported to and can moves at Y sliding part 37 upper edge directions Xs; Z sliding part 39 is supported to and can moves in X sliding part 38 upper edge Z directions; Be arranged on the Z sliding part 39 installation with 41 and flux coating with 42.
Install on 41 adsorption head shown in Figure 5 43 is installed.Adsorption head 43 has adsorption head main body 45; It is by being fixed on support 44 supportings that install to use on 41 for relatively moving with ormal weight at above-below direction; Adsorption head main body 45 remains in the end that descends usually through inserting the application of force of the spring 46 between adsorption head main body 45 and the support 44.Adsorption head main body 45 is provided with a plurality of unit absorption layer 47, a plurality of intraconnections absorption layer 48.Unit absorption layer 47 is with 4 jiaos mode of the solar battery cell 11 of adsorbable maintenance thin wall shape, 4 of configured separate on X and Y direction; Between these unit absorption layers 47; A plurality of intraconnections absorption layer 48 configurations keep intraconnections 12 so that can adsorb in the many places of length direction point-blank.
In unit absorption layer 47 and intraconnections absorption layer 48; Opening goes out the vacuum path 40 (with reference to Fig. 6) that is connected to not shown vacuum source by transfer valve 50; Through the switching of transfer valve 50, make any one in unit absorption layer 47 and the intraconnections absorption layer 48 to be connected to vacuum source.
Having fixed the pad that is configured in 2 unit absorption layer 47A on directions X or the Y direction in 4 unit absorption layers 47 keeps body 49 as shown in Figure 6; Be supported to and slide with ormal weight with respect to adsorption head main body 45; Usually through be inserted into and adsorption head main body 45 between the application of force of spring 51, remain in jag.Yet when unit absorption layer 47 was connected to vacuum source through transfer valve 50, because of the differential pressure of vacuum pressure and atmospheric pressure, the application of force of unit absorption layer 47 antagonistic springs 51 was retreated with ormal weight.
Thus; When remaining on the range upon range of solar battery cell 11 of above-below direction through unit absorption layer 47 absorption; Make under 4 unit absorption layers 47 and solar battery cell 11 state of contact in the application of force through spring 46; Switch transfer valve 50 and when unit absorption layer 47 was connected to vacuum source, 2 movable unit absorption layer 47A retreated with ormal weight through the application of force of differential pressure antagonistic spring 46.Thus, by solar battery cell 11 deflection slightly of movable unit absorption layer 47A absorption, absorption remain in unit absorption layer 47 from beginning to produce the gap between several the 1st solar battery cells 11 and the 2nd solar battery cell 11.Therefore; Through being blown into air etc. with not shown gas supply device to the gap that produces; Can prevent that the solar battery cell 11 more than 2 is adsorbed on unit absorption layer 47 with range upon range of state, can be only 1 solar battery cell 11 of upper be adsorbed reliably and remain in unit absorption layer 47.
And, flux coating with 42 with the positive lateral electrode of flux coating to intraconnections 12 or solar battery cell 11.In addition, in intraconnections engages operation 21, have the absorption attitude and confirm camera 52, this absorption attitude confirms that camera 52 confirms through installing with the solar battery cell 11 of 41 absorption layer 47,48 absorption and the absorption attitude of intraconnections 12.
Engage on the job position TP at the intraconnections of the joint that carries out intraconnections 12, as shown in Figure 7, the built-in a pair of mounting table 53A of heater, 53B are set up in parallel at scaffold 54 upper edge directions Xs.Last at these mounting tables 53A, 53B; Intraconnections 12 and solar battery cell 11 are used 41 installation through the installation of working machine hand 36, and use 42 a positive lateral electrodes coating solder flux to intraconnections of installing 12 and solar battery cell 11 through flux coating.
On the scaffold 54, moving body 55 is supported to and can moves along directions X, and the band drive unit 56 through being driven by drive motors 59 can move between 2 mounting table 53A, 53B.In the moving body 55; The hot pressing soldering tip 57 of built-in heater is supported to and can goes up and down along pair of guide rods 58; Decline through hot pressing soldering tip 57 and mounting table 53A, 53B between sandwich intraconnections 12 and solar battery cell 11; Carry out pressure welding when intraconnections 12 and solar battery cell 11 are heated, thus through solder flux with positive lateral electrode and the minus side electrode of intraconnections 12 electrical engagement to solar battery cell 11.
That is, each the mounting table 53A, the 53B that engage job position TP at intraconnections are last, and a pair of intraconnections 12 at first is installed, and the assigned position on these intraconnections 12 applies solder flux.Then, positive lateral electrode is installed on a pair of intraconnections 12 up, to the positive lateral electrode coating solder flux of this solar battery cell 11 to solar battery cell 11.Then, a pair of intraconnections 12 is installed on the positive lateral electrode of solar battery cell 11.Under this state, hot pressing soldering tip 57 moves to the top position of mounting table 53A (or 53B) together with moving body 55, and descends, thus fusing scolding tin, and intraconnections 12 is engaged in the positive lateral electrode and the minus side electrode of solar battery cell 11 respectively.In addition, in this case, the intraconnections 12 that engages with the positive lateral electrode of solar battery cell 11, and and the intraconnections 12 of minus side electrode engagement can know from Fig. 1, engage highlightedly to opposite directions from the end of the directions X of solar battery cell 11.
In this execution mode; Have 2 mounting table 53A, 53B; Therefore install successively on the mounting table 53A (53) intraconnections 12 and solar battery cell 11 during; Go up hot pressing soldering tip 57 capable of using at another mounting table 53B (53A) and carry out the operation of intraconnections joint, engage operation thereby can carry out intraconnections efficiently.
Constitute the intraconnections coupling device through above-mentioned intraconnections feedway 32, solar battery cell feedway 34, working machine hand 36, hot pressing soldering tip 57 etc.
In bunchiness distribution operation 22, have: intraconnections feedway 61 supplies to assigned position with the intraconnections that is wound on bobbin 60 12; Working machine hand 63 can move in X, Y, Z direction on guide rail 35.
Working machine hand 63 has: Y sliding part 65 is supported to and can on the Y direction, moves along pair of guide rails 35; X sliding part 66 is supported to and can moves at Y sliding part 65 upper edge directions Xs; Z sliding part 67 is supported to and can moves in X sliding part 66 upper edge Z directions; Install with 68, be arranged on the Z sliding part 67.
Install on 68 the adsorption head (not shown) identical with device shown in Figure 5 is installed; Be transported to the solar battery cell (engaging the solar battery cell that operation 21 has engaged intraconnections 12) 11 of assigned position through intraconnections by carrying implement 28 through adsorption head absorption; On the unit bearing platform 69 that in bunchiness distribution operation 22, is provided with, arrange the solar battery cell 11 (below be referred to as Y direction solar battery cell group) of regulation number (being 6) along the Y direction in execution mode., constitute and make solar battery cell 11 with 68 etc. through above-mentioned installation at the alignment arrangements device of Y direction with regulation number alignment arrangements.
In this case, the solar battery cell of on unit bearing platform 69, arranging along the Y direction 11 changes attitude through working machine hand 63 to be installed, so that directions X is opposite towards alternately.Promptly; As shown in Figure 1; The odd number row of Y direction solar battery cell group (the 1st row, the 3rd row ...) solar battery cell 11 in, the intraconnections 12 that engages with positive lateral electrode disposes from the right-hand member (Fig. 1) of solar battery cell 11 highlightedly, and is relative with it; Even rows (the 2nd row, the 4th row ...) solar battery cell 11 in, dispose highlightedly with the intraconnections 12 of minus side electrode engagement right-hand member from solar battery cell 11.Constitute the solar cell submodules through solar battery cell 11 here, in the regulation number of directions X configuration.
And; The jag of the intraconnections 12 that engages with the positive lateral electrode (minus side electrode) of the solar battery cell that is positioned at the directions X both ends 11 engages with intraconnections through following array with its jag at the adjacent intraconnections 12 that engages with minus side electrode (positive lateral electrode) of Y direction, thereby a plurality of solar cell submodules that constitute solar module 10 are connected in series.
The Y direction solar battery cell group of on unit bearing platform 69, arranging with the regulation number; The boxlike of the rising of the Handling device 29 through promoting conveying type → advance → descends moves; Promote from unit bearing platform 69, be transported to bunchiness wiring operation position SP, by not shown supporting station supporting.
And; Be transported to through Handling device 29 bunchiness wiring operation position SP Y direction solar battery cell group intraconnections 12 and by the intraconnections 12 of the Y direction solar battery group of going ahead of the rest of not shown supporting station supporting through the bunchiness distribution that is installed in shown in Figure 8 with a plurality of heaters 71 of 70; Carry out pressure welding in the time of heating, thus electrical engagement (distribution).
The bunchiness distribution with 70 liftably be supported on a type sliding part base portion 72, this sliding part base portion 72 can be supported on the support base 74 with ormal weight along directions X movably.The bunchiness distribution with on 70 with along the heater 71 of the same number of Y direction solar battery cell of Y direction configuration to dispose with solar battery cell 11 identical distance.When Y direction solar battery cell group is arranged 2 rows on directions X; The bunchiness distribution is with 70 the moving of directions X through sliding part base portion 72; Be located between the adjacent Y direction solar battery cell group of directions X; Under this state, descend, thus two intraconnections 12 pressure weldings will giving prominence to from adjacent solar battery cell 11 through a plurality of heaters 71.Thus, make the melts soldering tin that is coated on the intraconnections 12 through heater 71, make 11 groups of solar battery cells in advance a plurality of intraconnections 12 and with its a plurality of intraconnections 12 electrical engagement 11 groups of the adjacent solar battery cells of directions X.
Intraconnections feedway 61 will be wound on the intraconnections 12 of bobbin 60 and pull out and be cut to specific length along the Y direction, with the intraconnections 12 that cuts off supply to can be through working machine hand 63 installation with the assigned position of 68 adsorption head absorption.The intraconnections 12 that supplies to assigned position is mounted the absorption layer absorption with 68; Continue in the end of the intraconnections of giving prominence to from the solar battery cell 11 that is arranged in the directions X both ends 12 (with reference to Fig. 1); In array distribution operation 23, on this continual-connecting-part 13, engage array with intraconnections 14.
In addition, have the absorption attitude in the bunchiness distribution operation 22 and confirm camera 73, this absorption attitude confirms that camera 73 confirms through the absorption attitude with the solar battery cell 11 of 68 adsorption head absorption is installed.
Constitute the bunchiness electrical power wiring assembly through above-mentioned intraconnections feedway 61, working machine hand 63, bunchiness distribution with 70 etc.
Have in the array distribution operation 23: array is with intraconnections feedway 76, and the array that supply is wound on bobbin 75 is with intraconnections 14 (with reference to Fig. 1); Working machine hand 78 can move in X, Y, Z direction on guide rail 35.
Array intraconnections feedway 76 will be wound on the array of bobbin 75 and pull out along the Y direction with intraconnections 14, be cut to specific length, and the array that cuts off is supplied to the assigned position that can adsorb through the adsorption head of working machine hand 78 with intraconnections 14.The array that supplies to assigned position, is installed between the end at the intraconnections 12 of the adjacent solar battery cell 11 of Y direction of arranging at the directions X both ends by the absorption of the adsorption head of working machine hand 78 with intraconnections 14.
Working machine hand 78 has: Y sliding part 80 is supported to and can on the Y direction, moves along pair of guide rails 35; X sliding part 81 is supported to and can moves at Y sliding part 80 upper edge directions Xs; Z sliding part 82 is supported to and can moves in X sliding part 81 upper edge Z directions; Be arranged on the Z sliding part 82 installation with 83 and array engage with 84 with intraconnections.
Install on 83 the adsorption head (not shown) identical with device shown in Figure 5 is installed; Supply to the intraconnections 12 of the specific length of assigned position through absorption layer absorption, be installed on the intraconnections 12 (continual-connecting-part 13) that engages respectively at positive lateral electrode and the minus side electrode arranged on the directions X both ends at solar battery cell 11 adjacent on the Y of solar battery cell 11 direction between.Array engages with 84 with intraconnections array is heated with intraconnections 14 and engages (joint), and this intraconnections 14 is installed between the end (continual-connecting-part 13) of the intraconnections 12 that engages respectively with positive lateral electrode and minus side electrode at the adjacent solar battery cell 11 of Y direction.Thus, all solar battery cells 11 with the Xm * Yn of array are electrically connected in series.
In addition, have the absorption attitude in the array distribution operation 23 and confirm camera 86, this absorption attitude confirms that camera 86 is used to confirm through the array that adsorbs with 83 the adsorption head absorption attitude with intraconnections 14 is installed.
Through above-mentioned array with intraconnections feedway 76, have install with 83 and array engage with 84 working machine hand 78 etc. with intraconnections, the forming array electrical power wiring assembly.
As stated, each operation 21,22,23 modularization, the same device of configuration constitutes in each operation 21,22,23, thereby constitutes manufacturing system.Promptly; For board general in each operation; Cooperate function and purposes and make up various unit (installation that solar battery cell 11 and intraconnections 12 and carrying be installed with 41,68,83, flux coating with 42, hot pressing soldering tip 57, solar battery cell feedway 34, intraconnections feedway 32,61,76, Handling device 29 etc.); And make unit (working machine hand 36,63,78, intraconnections feedway 32,61, the 76 etc.) generalization of same structure, constitute manufacturing system.
Then the manufacturing approach of solar module 10 is made in explanation according to above-mentioned execution mode.
At first, engage in the operation 21 at intraconnections, pull out intraconnections 12 from the bobbin 31 of intraconnections feedway 32 along the Y direction, be cut to specific length, supplying to successively can be through the assigned position of working machine hand 36 absorption.The intraconnections 12 that supplies to the specific length of assigned position keeps by being installed in intraconnections absorption layer 48 absorption of installing with 41, changes attitudes with 90 degree.And, the moving of X, Y, Z direction, be installed on the mounting table 53A (53B) who is configured in intraconnections joint job position TP with the rectilinear direction of intraconnections 12 attitude parallel with directions X through working machine hand 36.Then, intraconnections 12 and above-mentioned the same being installed on the mounting table 53A, thereby on mounting table 53A, a pair of the 1st intraconnections 12A configured in parallel.Then, through flux coating with 42, at the upper surface that is installed on a pair of intraconnections 12 on the mounting table 53A, with flux coating to many places.
Then; Range upon range of solar battery cell 11 is installed in unit absorption layer 47 absorption of installing with on 41 and keeps in the solar battery cell accumulator 33;, be installed on mounting table 53A and go up on a pair of intraconnections of installing 12 the moving of X, Y, Z direction through working machine hand 36.Here, be installed in movable pad in a plurality of (4) unit absorption layer 47 and keep unit absorption layer 47a on the body 49 when absorption keeps the solar battery cell 11 of above-below direction laminated, retreat with ormal weight.Thus; Solar battery cell 11 deflection slightly; Between the 1st and the 2nd solar battery cell 11, produce the gap, never illustrated gas supply device is blown to this gap, remains in unit absorption layer 47 thereby can a solar battery cell 11 be adsorbed reliably.Then, with 42, solder flux is coated to the electrode of the upper surface of the solar battery cell of on mounting table 53A, installing 11 through flux coating respectively.
With above-mentioned same, 2 intraconnections 12 pulling out and be cut to specific length from the bobbin 31 of intraconnections feedway 32 are kept by 48 absorption of intraconnections absorption layer, are installed on mounting table 53A successively and go up on the solar battery cell of installing 11 afterwards.
At this moment, the intraconnections 12 that is installed in below and the top of solar battery cell 11 disposes to opposite directions from the end of solar battery cell 11 highlightedly.
On mounting table 53A, intraconnections 12 is installed on solar battery cell 11 respectively and up and down the time, and moving body 55 moves along directions X, and hot pressing soldering tip 57 moves the top position up to the mounting table 53A that solar battery cell 11 and intraconnections 12 have been installed.Under this state, hot pressing soldering tip 57 descends, between hot pressing soldering tip 57 and mounting table 53A, with solar battery cell 11 and intraconnections 12 heating and crimping gently simultaneously.Thus, make the melts soldering tin that is coated on the intraconnections 12, make intraconnections 12 respectively with the positive lateral electrode and the minus side electrode engagement (with reference to Fig. 2, Fig. 3) of solar battery cell 11.
At this moment; On intraconnections joint job position TP, be provided with 2 mounting table 53A, 53B; Therefore during a mounting table 53A (53B) last installation intraconnections 12 and solar battery cell 11; Can on another mounting table 53B (53A), utilize hot pressing soldering tip 57 to carry out intraconnections and engage operation, engage operation thereby can carry out intraconnections efficiently.
The solar battery cell 11 that the intraconnections that is through with engages operation 21 is transported to carrying implement 28 through working machine hand 36, and through carrying implement 28, solar battery cell 11 is moved to next bunchiness distribution operation 22.
The solar battery cell 11 that is transported to bunchiness distribution operation 22 through carrying implement 28 is arranged in unit bearing platform 69 upper edge Y directions by the absorption of the adsorption head of working machine hand 63.At this moment; The solar battery cell 11 change attitudes of arranging along the Y direction are configured, and it is alternately outstanding to make that the intraconnections 12 that engages with the upper surface of solar battery cell 11 reaches with the right-hand member of intraconnections 12 from Fig. 1 of solar battery cell 11 of lower surface engages.
Like this; Stipulate that on the Y direction number (6) solar battery cell 11 is configured in 69 last times of unit bearing platform; Y direction solar battery cell group through lifting conveying type Handling device 29, the m row that is provided with in the bunchiness distribution operation 22 is transported to and the m-1 row's that goes ahead of the rest Y direction solar battery cell group bunchiness wiring operation position SP in a row on directions X.
M row's Y direction solar battery cell group and m-1 row's Y direction solar battery cell group is when bunchiness wiring operation position SP arranges; The bunchiness distribution advances with ormal weight along directions X with the sliding part base portion 72 of door type with 70 together, is installed on the bunchiness distribution is positioned between m row and m-1 row's Y direction solar battery cell group, to overlap the jag of the intraconnections of placing 12 with a plurality of (6) heater 71 of 70 top position.Under this state; The bunchiness distribution is with 70 decline; Thereby like Fig. 2, shown in Figure 3; Will with the jag pressure welding of the intraconnections 12 of the jag of the intraconnections 12 of upper surface one side engagement of solar battery cell 11 and that be adjacent and lower surface one side engagement solar battery cell 11, make the melts soldering tin that is coated to intraconnections 12 through heater 71, will be in 2 adjacent row Y direction solar battery cell set of bond of directions X.The Y direction solar battery cell group that engages is through the lifting conveying type Handling device (not shown) different with Handling device 29, by the right-hand carrying of each interval (the directions X size that is equivalent to solar battery cell 11) to Fig. 1.At this moment, lifting conveying type Handling device and Handling device 29 one are constituted.Through repeating this operation, produce 6 rows' that engage at directions X Y direction solar battery cell group.
In addition, on the intraconnections 12 of the solar module 10 of front-seat (front end of directions X) of Y direction solar battery cell group, engage array with intraconnections 14 in order to be described below, with intraconnections 12 joints of the usefulness that continues.That is, the intraconnections 12 of the usefulness that continues is pulled out along the Y direction from the bobbin 60 of intraconnections feedway 61, is cut to specific length, and supplying to successively can be through installing the assigned position with 68 adsorption head absorption.The intraconnections 12 that supplies to the usefulness that continues of assigned position is adsorbed maintenance through the adsorption head of installing with 68,, is installed on from the end of the outstanding intraconnections 12 in the right part of solar battery cell 11 the moving of X, Y, Z direction through working machine hand 63.Afterwards, the intraconnections 12 of the usefulness that continues is carried out pressure welding through the bunchiness distribution with 70 heating the time, thereby engage continual-connecting-part 13.From the outstanding intraconnections 12 of each solar battery cell of last row's of directions X Y direction solar battery cell group 11, also with above-mentioned the same, the intraconnections 12 of the usefulness that continues is engaged in continual-connecting-part 13.
On the other hand; In array distribution operation 23; The intraconnections 12 outstanding respectively, the intraconnections 12 that promptly engages with the positive lateral electrode of a solar battery cell 11 from the 1st row of the most front-seat Y direction solar battery cell group and the 2nd row's solar battery cell 11, and and the intraconnections 12 of the minus side electrode engagement of another solar battery cell 11 between, the installation array is with intraconnections 14.This array is pulled out along the Y direction with the bobbin 75 of intraconnections feedway 76 from the array of array distribution operation 23 with intraconnections 14, is cut to specific length, and the adsorption head absorption that is mounted with 83 keeps, and is installed between the intraconnections 12.Equally, array is installed on respectively between the outstanding intraconnections 12 of the 3rd row and the 4th row's solar battery cell 11, and between the outstanding intraconnections 12 of the 5th row and the 6th row's solar battery cell 11 with intraconnections 14.
Under this state; Not shown array distribution through built-in heater is used head; With the junction heating of intraconnections 14 and intraconnections 12 and carry out pressure welding simultaneously, the positive lateral electrode and the minus side electrode of solar battery cell 11 of odd number row and the even rows of Y direction solar battery group is connected in series array.
In addition; For from the 2nd row of last row's Y direction solar battery cell group and the 3rd row, and the intraconnections 12 given prominence to respectively of the 4th row and the 5th row's solar battery cell 11 also with above-mentioned the same; Interconnect with intraconnections 14 through array; Thereby make the solar cell submodule that constitutes by the solar battery cell of arranging at directions X 11, and be connected in series at the adjacent solar cell submodule of Y direction, thereby all solar battery cells 11 of formation solar module 10 are connected in series with it.
Like this, produce solar module 10, this solar module 10 is transported to subsequent processing through suitable Handling device, is sealed between cover glass and the backboard, forms finished product.
According to above-mentioned the 1st execution mode; Can make efficiently by going up the solar module 10 that the solar battery cell 11 of the regulation number of arranging constitutes, and can obtain easily to tackle the solar module manufacturing approach and the manufacturing system of highly versatile of number change of the solar battery cell 11 of XY direction in the carrying direction of carrying implement 28 and with the direction (XY direction) of its quadrature.
In above-mentioned the 1st execution mode; Explained that the positive lateral electrode that makes solar battery cell 11 is upper surface and example that intraconnections 12 is engaged; But the minus side electrode that also can make solar battery cell 11 is a upper surface and intraconnections 12 is engaged; At this moment, the minus side electrode to solar battery cell 11 applies solder flux.
In addition, in above-mentioned the 1st execution mode, the supply of the intraconnections 12 of the usefulness that continues and joint also can carry out through array distribution operation 23, and also can bunchiness distribution operation and array distribution operation be focused on an operation.
Fig. 9 representes the variation of solar module manufacturing system; In this variation, will carry out 3 groups of intraconnections that intraconnections engages operation and engage operation 21A, 21B, 21C, and dispose along directions X at bunchiness and the array distribution operation 22A that same in-process carries out bunchiness wiring operation and array wiring operation.
In variation shown in Figure 9, each intraconnections engages among operation 21A, 21B, the 21C and is provided with: carrying implement 28A, 28B, many rows Handling device of the solar battery cell of supplying with from last operation as carrying, be used to engage operation 11; Storing platform 88A, the 88B of temporary transient storage solar battery cell 11 are set in the both sides of this carrying implement 28A, 28B.
Engage among operation 21A～21C at each intraconnections, the same with described in above-mentioned the 1st execution mode engages last being provided with of job position 87A～87C at intraconnections: to the hot pressing soldering tip 57A～57C of a plurality of mounting tables by the platform setting; The working machine hand 36A～36C that can move in X, Y, Z direction; Intraconnections feedway 32A～32C; Solar battery cell feedway 34A～34C.In addition, constitute among bunchiness and the array distribution operation 22A, can carry out and the same processing of processing described in above-mentioned the 1st execution mode at an in-process.
In above-mentioned variation; In order to engage a plurality of solar battery cells 11 of sending here from last operation efficiently; Many row's carrying implement 28A, 28B are set, reach a plurality of storing platform 88A, 88B; And engage operation 21A～21C through many row's intraconnections, the intraconnections that can handle solar battery cell 11 in the given time engages operation.
According to solar module manufacturing approach and manufacturing system that above-mentioned the 1st execution mode relates to, the module structure through disposing side by side as a plurality of manufacturing processes that same apparatus constitutes constitutes manufacturing system (production line).And; For shared board; Cooperate function and purposes to make up various unit (installation of carrying solar battery cell and intraconnections is used head, hot pressing soldering tip, solar battery cell feedway, intraconnections feedway, Handling device etc. with head, flux coating), thereby can constitute the good manufacturing system arbitrarily of versatility.
And various unit capable of being combined in each manufacturing process are by generalization, therefore not only in same operation, also can in other operations, use same unit (adsorption head 43 etc.).
Therefore; Described in above-mentioned variation,, consider output (production capacity) etc. as in a plurality of manufacturing processes, constituting the mode that intraconnections engages operation; Through appending the manufacturing process of same formation; Also being easy to increases the output in the unit interval, is divided into a plurality of manufacturing processes through intraconnections being engaged operation, also is easy to reply.
Like this, for shared board,, can easily constitute the manufacturing system consistent with user's request through making up various unit.
Figure 10～Figure 15 representes the 2nd execution mode of the present invention; Be with the difference of the 1st execution mode: make at the positive lateral electrode of the adjacent solar battery cell 11 of directions X (the carrying direction of solar battery cell 11) and minus side electrode width dimensions long enough than a solar battery cell 11; And the intraconnections 112 through shorter than the width dimensions of 2 adjacent solar battery cells 11 is electrically connected, and need not intraconnections joint operation each other.In addition, the size of intraconnections 112 with respect to the width dimensions of 2 solar battery cells 11 be ± 10mm about.
Promptly; Shown in figure 10; Making engages an end of intraconnections 112 with the positive lateral electrode of solar battery cell 11 structure, and with these two kinds of structures of structure of the minus side electrode engagement of end of intraconnections 112 and solar battery cell 11; On the other end of the intraconnections 112 that engages with the positive lateral electrode (or minus side electrode) of solar battery cell 11, engage the other end of the intraconnections 112 that engages with the minus side electrode (or positive lateral electrode) of solar battery cell 11.
In Figure 10, in the manufacturing system of the solar module in the 2nd execution mode, along directions X, the 1st intraconnections engages operation 121A, the 2nd intraconnections and engages operation 112B, bunchiness distribution operation 122 and array distribution operation 123 and be set up in parallel along directions X.Engage in operation 121A, 121B and the bunchiness distribution operation 122 at these the 1st and the 2nd intraconnections, dispose along directions X respectively as the carrying implement 128A～128D of 4 row's Handling devices.
Engage among operation 121A, the 121B at the 1st and the 2nd intraconnections, the same with described in the 1st execution mode, be respectively equipped with: intraconnections feedway 32 supplies to assigned position with the intraconnections 12 that is wound on the bobbin 31; Solar battery cell feedway 34 supplies to assigned position with the solar battery cell of preserving in the solar battery cell accumulator 33 11 under a plurality of state of stacked on top of one another.And the 1st and the 2nd intraconnections engages among operation 121A, the 121B, though omitted diagram, be respectively equipped with have install with head and flux coating with the working machine hand that can move in X, Y, Z direction.
And; Engage among operation 121A, the 121B at the 1st and the 2nd intraconnections; The same with described in the 1st execution mode; Each 2 the mounting table 153A, the 153B that carry out the operation of intraconnections joint are set respectively, the hot pressing soldering tip (not shown) of the intraconnections 112 that is installed on each mounting table 153A, 153B and solar battery cell 11 heating and the joint of pressure welding simultaneously is arranged to and can be moved with ormal weight along directions X.
Here; Engage at the 1st intraconnections on the mounting table 153A (153B) of operation 121A; At first to make positive lateral electrode be that upper surface is installed to solar battery cell 11; After flux coating arrives the upper surface (positive lateral electrode) of this solar battery cell 11, the end that intraconnections 112 is installed on solar battery cell 11, this solar battery cell 11 also is bonded simultaneously through not shown hot pressing soldering tip heating with intraconnections 112 and is bonded with each other.
On the other hand; Engage at the 2nd intraconnections on the mounting table 153A (153B) of operation 121B; Intraconnections 112 at first is installed, after the upper surface of an end of this intraconnections 112 has applied solder flux, on an end of intraconnections 112; Solar battery cell 11 is that upper surface is mounted with positive lateral electrode, and these intraconnections 112 are bonded with each other through not shown heating of hot pressing soldering tip and pressure welding simultaneously with solar battery cell 11.
Like this; Make 2 kinds of solar battery cells 11; Engage the solar battery cell of making among the operation 121A 11 (engaging intraconnections 112 on the positive lateral electrode) at the 1st intraconnections and put on the 1st carrying implement 128A, be transported to bunchiness distribution operation 122 through the 1st carrying implement 128A through not shown working machine hand shovelling.On the other hand; Engage the solar battery cell of making among the operation 121B 11 (engaging intraconnections 112 on the minus side electrode) at the 2nd intraconnections and put the 2nd carrying implement 128B, be transported to bunchiness distribution operation 122 through the 2nd carrying implement 128B through not shown working machine hand shovelling.
In addition; Engage among operation 121A and the 121B at the 1st and the 2nd intraconnections; Image position is in solar battery cell 11 that kind of the end of the directions X of solar module; Make and will join the positive lateral electrode of solar battery cell 11 and the structure of minus side electrode respectively to than the intraconnections 112A of above-mentioned intraconnections 112 short (identical with the length described in the 1st execution mode), this solar battery cell was put at the 3rd and the 4th carrying implement 128C, 128D last in 11 years, was transported to bunchiness distribution operation 122.
In bunchiness distribution operation 122, be provided with: supporting is through the lifting conveying type Handling device 129 of the solar battery cell 11 of the 2nd and the 4th carrying implement 128B, 128D carrying; Has the not shown working machine hand of installing with head that can move in X, Y, Z direction.
The working machine hand will be through the 2nd and the 4th carrying implement 128B, 128D carrying solar battery cell 11 Y direction (with the direction of the carrying direction quadrature of solar battery cell 11) every carry to put at a distance from one promote on the conveying type Handling device 129, promote the conveying type Handling device be used for the solar battery cell 11 after intraconnections 112 and the minus side electrode engagement from the lower surface installation of the intraconnections 112 of the minus side electrode engagement of the solar battery cell of going ahead of the rest 11.And; Through promoting conveying type Handling device 129; Like Figure 11 and shown in Figure 12; Through descending → advance → the square motion S carrying solar battery cell 11 that rises, thereby can make the solar battery cell 11 that promotes on the conveying type Handling device 129 below joint from the intraconnections 112 that engages with the solar battery cell of going ahead of the rest 11.
Relative with it, for intraconnections 112 and solar battery cell 11 after positive lateral electrode engages, through of the top installation of working machine hand from the intraconnections 12 that engages with the positive lateral electrode of the solar battery cell of going ahead of the rest 11.
Promptly; Of the 2nd execution mode; When using the intraconnections 112 of the length of crossing over two adjacent solar battery cells 11; Like Figure 13～shown in Figure 15, the even rows that above the Y direction, begins number, from engaging follow-up solar battery cell 11 with the below of the intraconnections 12 of the minus side electrode engagement of the solar battery cell of going ahead of the rest 11; Among the odd number rows who above the Y direction, begins number, from the follow-up solar battery cell 11 of top joint of the intraconnections 12 that engages with the positive lateral electrode of the solar battery cell of going ahead of the rest 11.
And, be provided with in the bunchiness distribution operation 122: intraconnections feedway 61, supply with and be wound on the intraconnections on the bobbin 60; Not shown flux coating is used head, to the upper surface of the intraconnections 112 of the solar battery cell 11 of going ahead of the rest, and the upper surface of follow-up solar battery cell 11 apply solder flux respectively; Engage and use head, engage the solar battery cell 11 and the intraconnections 112 of adjacent Y direction solar battery cell group.Engage with head by on the Y direction, arranging device formation a plurality of and the identical formation of hot pressing soldering tip 57 (with reference to Fig. 7) described in the 1st execution mode.
In addition, intraconnections feedway 61 is used on the most front-seat or last row's solar battery cell 11, supplying with short intraconnections 112.
And be provided with in the array distribution operation 123: array is with intraconnections feedway 76, supplies with the array that is wound on the bobbin 75 with intraconnections 14; Not shown working machine hand can move in X, Y, Z direction, and working machine is provided with array on hand and uses head with the intraconnections installation with head and the joint with heater.The array of being supplied with intraconnections feedway 76 by array is cut to specific length with intraconnections 14; Through installing with head absorption; Be installed on and arrange on the directions X both ends between the intraconnections 12 of the positive lateral electrode of the adjacent solar battery cell 11 of Y direction and minus side electrode engagement; Through engaging this intraconnections 12 is engaged with intraconnections 14 via array, thereby a plurality of solar battery cells 11 that constitute solar module 10 are connected in series with head.
Like this; In the 2nd execution mode; Engage among operation 121A, the 121B at intraconnections; Engage an end of intraconnections 112 in the positive lateral electrode of solar battery cell 11, and in an end of the minus side electrode engagement intraconnections 112 of solar battery cell 11, in bunchiness distribution operation 122; With the solar battery cell that has engaged this intraconnections 112 11 use the Handling device 129 that promotes conveying types be configured to the intraconnections 112 that engages with the solar battery cell of going ahead of the rest 11 the other end the below and engage, and dispose and joint from the top of the other end of the intraconnections 112 that engages with the solar battery cell of going ahead of the rest 11.
Thus; Described the same with the 1st execution mode; Can make the solar module 10 that constitutes by solar battery cell 11 efficiently in XY direction dictates number; And can obtain easily to tackle the solar module manufacturing approach and the manufacturing system of highly versatile of number change of the solar battery cell 11 of XY direction, and can need not the described the sort of step that intraconnections is engaged with each other of the 1st execution mode.
Figure 16, Figure 17 and Figure 18 represent the 3rd execution mode of the present invention; With the difference of the 1st execution mode be: will be at solar battery cell 100) the both ends of directions X (the carrying direction of solar battery cell 11) form+electrode uses part to be electrically connected in series each other with-electrode, do not use the solar battery cell connection that intraconnections will be adjacent.
That is, shown in figure 17, in the 1st side of solar battery cell 100, formation+(just) electrode 100a and-(bear) electrode 100b on the directions X both ends, will the adjacent solar battery cell 100 of directions X+electrode 100a and-electrode 100b interconnects.Therefore, shown in Figure 17 (A), at first, make 2 adjacent solar battery cells 100+the electrode 100a state relative with-electrode 100b under, apply soldering paste 101 to each electrode 100a, 100b respectively.Then shown in Figure 17 (B), paste seal 102, through 2 solar battery cells 10 of seal 102 temporary transient combinations with stickup face at the opposed end of 2 solar battery cells 100.Afterwards shown in Figure 17 (C); Leap is coated to each electrode 100a of 2 solar battery cells 100, the soldering paste 101 of 100b; Part 103 is installed, afterwards through hot air part 103, shown in Figure 17 (D); Melt soldering paste 101, make both ends and 2 solar battery cell 100 electrical engagement of part 103.Thus, adjacent 2 solar battery cells 100 are electrically connected.Also alternative in this case hot-air, heated components 103 also carries out pressure welding simultaneously, engages with solar battery cell 100.
Figure 16 representes the manufacturing system of the solar module in the 3rd execution mode, is set up in parallel soldering operation 111, seal installation procedure 112 and part installation procedure 113 along directions X.On this soldering operation 111, seal installation procedure 112 and part installation procedure 113 all, 3 row's carrying implement 114A～114C dispose along directions X respectively.
In the soldering operation 111, solar battery cell feedway 122 is set, this solar battery cell feedway 122 supplies to assigned position with the solar battery cell of preserving in the solar battery cell accumulator 121 100.And, being provided with and having omitted illustrated working machine hand, this working machine hand has to install and is coated with the application head with head and soldering paste and also can moves in X, Y, Z direction.
And; In soldering operation 111; 2 mounting table 123A, 123B are set; Solar battery cell 100 is transported to each mounting table 123A, 123B through the working machine hand, and is last at each mounting table 123A, 123B, to solar battery cell 100+electrode 100a applies soldering paste 101 (with reference to Figure 17 (A)) with-electrode 100b in many places.The solar battery cell 100 that has applied soldering paste 101 is moved to the 1st carrying implement 114A, and is transported to next seal installation procedure 112.
In addition; Image position is in solar battery cell 100 that kind of the end of the directions X of solar module; In soldering operation 111; Only make to solar battery cell 100+electrode 100a or only right-electrode 100b applied the solar battery cell 100 of soldering paste, this solar battery cell 100 is moved to the 2nd or the 3rd carrying implement 114B, 114C, and is transported to installation procedures 112 such as part.
In seal installation procedure 112, though not shown, be provided with: the seal feedway, supply has the seal 102 (with reference to Figure 17) of the certain-length of stickup face; Has the working machine hand of installing with head that can move in X, Y, Z direction.3 kinds of solar battery cells 100 through the 1st～the 3rd carrying implement 114A～113C carrying are kept by the absorption of working machine hand; Be arranged in order along Y direction (with the direction of the carrying direction quadrature of solar battery cell 11), on the Y direction, arrange the solar battery cell 100 of regulation number (6).In this case, the solar battery cell of arranging in the Y direction 100 with+electrode 100a and-electrode 100b towards opposite mode alternate configurations.After the solar battery cell 100 completion Y direction solar battery cell groups through the regulation number, Y direction solar battery cell group is through the right-hand carrying of not shown Handling device to Figure 16, and is adjacent with the Y direction solar battery cell group of going ahead of the rest.
Like this; Y direction solar battery cell group is when directions X configuration 2 rows; The part of supplying with from parts feeder 126 103 is kept by the absorption of working machine hand, cross over 2 adjacent row's solar battery cells 100 of directions X+electrode 100a and-soldering paste 101 that applies on the electrode 100b and (with reference to Figure 17 (C)) be installed.
Be provided with in the part installation procedure 113: parts feeder 126, feeding parts 103 (with reference to Figure 17); Heating is installed on the hot-air feed unit of the part 103 on the solar battery cell 100 or the heater that heated components 103 also carries out pressure welding simultaneously; Array is with intraconnections feedway 76, and the array that supply will connect between solar battery cell adjacent on the Y direction 100 is with intraconnections 14; The working machine hand that can move in X, Y, Z direction.
Installed in many row Y direction solar battery cell groups of part 103, for example through hot-air feed unit heated components 103, fusing soldering paste 101 is with both ends electrical engagement to 2 solar battery cell 100 of part 103.Through part 103 will the solar battery cell 100 of the adjacent Y direction solar battery cell group of directions X+electrode 100a is during with-electrode 100b electrical engagement; This Y direction solar battery cell group is through not shown Handling device, and the compartment of terrain is to the right-hand carrying of Figure 16 one by one.
Like this; Many rows on directions X (being 3 rows in the 3rd execution mode) are when Y direction solar battery cell group is bonded with each other; The array of the specific length of supplying with intraconnections feedway 76 from array is with intraconnections 14; Keep through working machine hand absorption, shown in figure 16, be transported between the solar battery cell 100 adjacent with the Y direction of the Y direction solar battery cell group at front row; Through array with intraconnections 14, make solar battery cell adjacent on the Y direction 100+electrode 100a and-electrode 100b electrical engagement.Equally; In the end on row's the Y direction of Y direction solar battery cell group between the adjacent solar battery cell 100; Also make+electrode 100a and-electrode 100b electrical engagement with intraconnections 14 through array; Shown in figure 18, produce by 3 rows on the directions X, 6 rows' solar battery cell 100 constitutes on the Y direction solar module 10.
Like this; In the 3rd execution mode, in soldering operation 111, to the both ends in the 1st side of solar battery cell 100 form+electrode 100a applies scolding tin 101 with-electrode 100b; In seal installation procedure 112; Will be on directions X adjacent 2 solar battery cells 11 temporarily combine through seal 102, in part installation procedure 113, make part 103 cross over respectively 2 adjacent on directions X solar battery cells 11+scolding tin 101 of electrode 100a and-electrode 100b coating and installing; With part 103 heating and carry out pressure welding, 2 adjacent on directions X solar battery cells 110 are connected in series via part 103.
Thus; Can be manufactured on both ends efficiently to have+solar module 10 that the solar battery cell 11 by in XY direction dictates number of electrode 100a and-electrode 100b constitutes, and can not use intraconnections and adjacent solar battery cell 11 is electrically connected.
In addition, solar module 10 of the present invention is also applicable to having 2 solar battery cells 11 at directions X at least, having the structure of 2 solar battery cells 11 in the Y direction at least.
In above-mentioned the 1st execution mode; To heat and carry out simultaneously pressure welding each other with the intraconnections 12 that engages at the adjacent solar battery cell 11 of directions X; Thereby make and be coated to the melts soldering tin on the intraconnections 12 and engage; But also can apply soldering paste etc. and engage, also can not use the intraconnections of the high price that has applied scolding tin thus intraconnections.
And, in the above-described embodiment, explained on intraconnections joint job position to be provided with the example of 2 mounting table 53A, 53B, but also can on 1 mounting table, alternately carry out the installation of solar battery cell 11 and intraconnections 12 and engage operation.
And; In the above-described embodiment; In order on the most front-seat and last row's intraconnections 12, to engage array with intraconnections 14 at solar battery cell adjacent on the Y direction 11, other intraconnections 12 that continue in the end of intraconnections 12, if but can only be connected array with intraconnections 14 through the intraconnections 12 with solar battery cell 11 joints; Then need not continuing of intraconnections 12, this is self-evident.
Like this, the invention is not restricted to the described formation of execution mode, in the scope that does not break away from the described purport of the present invention of claim, can adopt variety of way.
Industrial applicibility
The manufacturing approach of the solar module that the present invention relates to and manufacturing system are applicable to the solar module that uses intraconnections to make a plurality of solar battery cell electrical engagement of arranging in length and breadth.

Claims (5)

1. the manufacturing approach of a solar module is characterized in that, comprises following operation:
Intraconnections engages operation, make intraconnections respectively with the positive lateral electrode and the minus side electrode engagement of solar battery cell;
Bunchiness distribution operation; With the solar battery cell that has engaged above-mentioned intraconnections with the direction of the carrying direction quadrature of above-mentioned solar battery cell on alignment arrangements is a plurality of respectively; Form the solar battery cell group; With this solar battery cell group and on above-mentioned carrying direction the intraconnections separately of other adjacent solar battery cell groups be engaged with each other, on above-mentioned carrying direction, a plurality of solar battery cells are carried out the bunchiness distribution;
Array distribution operation, through array with intraconnections will the intraconnections of the solar cell submodule that constitutes by a plurality of solar battery cells behind the bunchiness distribution on the above-mentioned carrying direction and with the direction of above-mentioned carrying direction quadrature on the mutual distribution of intraconnections of solar cell submodule behind adjacent other bunchiness distributions.
2. a solar module manufacturing system, is characterized in that the solar battery cell electric wiring through intraconnections, comprises with lower device:
The intraconnections feedway is supplied with intraconnections;
The solar battery cell feedway is supplied with solar battery cell;
The intraconnections coupling device, make above-mentioned intraconnections respectively with the positive lateral electrode and the minus side electrode engagement of the above-mentioned solar battery cell of supplying with from this solar battery cell feedway;
Handling device, carrying has engaged the above-mentioned solar battery cell of above-mentioned intraconnections;
The alignment arrangements device, with a plurality of solar battery cells that engaged above-mentioned intraconnections with the direction of the carrying direction quadrature of above-mentioned Handling device on alignment arrangements, form above-mentioned solar battery cell group;
The bunchiness electrical power wiring assembly, with above-mentioned solar battery cell group and on above-mentioned carrying direction the intraconnections separately of other adjacent solar battery cell groups be engaged with each other, on above-mentioned carrying direction, a plurality of solar battery cells are carried out the bunchiness distribution;
The array electrical power wiring assembly, through array with intraconnections will the intraconnections of the solar cell submodule that constitutes by a plurality of solar battery cells behind the bunchiness distribution on the above-mentioned carrying direction and with the direction of above-mentioned carrying direction quadrature on the intraconnections of solar cell submodule behind adjacent other bunchiness distributions be bonded with each other.
3. solar module manufacturing system according to claim 2 is characterized in that, above-mentioned intraconnections coupling device has: mounting table is used to install above-mentioned solar battery cell and above-mentioned intraconnections; The hot pressing soldering tip, under the state of positive lateral electrode that above-mentioned intraconnections is configured in the solar battery cell that is installed on this mounting table and minus side electrode, heating and engage above-mentioned solar battery cell and above-mentioned intraconnections.
4. solar module manufacturing system according to claim 3 is characterized in that above-mentioned mounting table is provided with a plurality of, is arranged to make above-mentioned hot pressing soldering tip between above-mentioned mounting table, to move.
5. according to any described solar module manufacturing system in the claim 2 to 4; It is characterized in that; Above-mentioned bunchiness electrical power wiring assembly has a plurality of heating units; Above-mentioned heating unit heats the intraconnections of the above-mentioned solar battery cell group adjacent with above-mentioned Handling device simultaneously, and said intraconnections pressure welding is engaged.
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