CN106825967B - A kind of battery cap welding jig and welding method - Google Patents
A kind of battery cap welding jig and welding method Download PDFInfo
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- CN106825967B CN106825967B CN201611155509.9A CN201611155509A CN106825967B CN 106825967 B CN106825967 B CN 106825967B CN 201611155509 A CN201611155509 A CN 201611155509A CN 106825967 B CN106825967 B CN 106825967B
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- shaping piece
- carrier
- piece
- shaping
- cover board
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- 238000003466 welding Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title abstract description 11
- 238000007493 shaping process Methods 0.000 claims abstract description 224
- 230000004308 accommodation Effects 0.000 claims abstract description 29
- 230000000694 effects Effects 0.000 claims description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/148—Lids or covers characterised by their shape
- H01M50/152—Lids or covers characterised by their shape for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention provides a kind of battery cap welding jig and welding methods, the jig includes: carrier, cover board, the first shaping piece, the second shaping piece, rotation axis and runner assembly, carrier offers several accommodation grooves, cover board offers several fixing grooves, first shaping piece and the second shaping piece with rotation axis connection, the first spring is provided in rotation axis, first shaping piece and the second shaping piece are connected to the both ends of the first spring, rotation axis and runner assembly are drivingly connected, first shaping piece is provided with the first shaping piece, and the second shaping piece is provided with the second shaping piece.Battery core is placed on the accommodation groove on carrier, first shaping piece and the second shaping piece are covered in battery core under runner assembly driving, first shaping piece and the second shaping piece are close to each other, so that the first shaping piece and the second shaping piece adjust the tab of battery core, when nut cap is placed on fixing groove, cover board rotation, so that nut cap is towards battery core, nut cap and battery core are rapidly welded, the welding efficiency of battery is improved.
Description
Technical field
The present invention relates to technical field of battery production more particularly to a kind of battery cap welding jig and welding methods.
Background technique
It in cell production process, needs to weld battery core and nut cap, when welding need to ensure tab and the nut cap of battery core
Tab alignment, due to battery core tab offset battery core center distance it is random, the tab of nut cap is positioned at nut cap center, institute
To need to correct the position of the tab of battery core before welding, and battery core and nut cap are fixed, can just be welded, traditional welding
Process is then manually to be held nut cap on the other hand by manually adjusting tab position and held battery core on the other hand and welded on welding machine, low efficiency
And dangerous, inefficiency.
Summary of the invention
It is an object of the invention to overcome the defect of the prior art, a kind of battery cap welding jig and welding side are provided
Method can effectively improve tab correction efficiency, and improve tab correction accuracy.
The invention is realized in this way
A kind of battery cap welding jig comprising: carrier, cover board, the first shaping piece, the second shaping piece, rotation axis and
Runner assembly, the carrier offer several accommodation grooves, and the cover board offers several fixing grooves, if several accommodation grooves with
It does the fixing groove to correspond, the cover board is perpendicular to accommodation groove, and the cover board is rotatably dispose in the carrier side, institute
The other side that rotation axis is set to the carrier is stated, first shaping piece and second shaping piece connect with the rotation axis
It connects, the first spring is provided in the rotation axis, first shaping piece and second shaping piece are connected to first bullet
The both ends of spring, the rotation axis and the runner assembly are drivingly connected, and first shaping piece and second shaping piece are in institute
Removable cover is stated under the driving of runner assembly together in the accommodation groove, on one side setting of first shaping piece far from the rotation axis
There is the first shaping piece, second shaping piece is provided with the second shaping piece far from the rotation axis on one side.
Further, the runner assembly includes rack and pinion, and the rack gear is engaged with the gear, the gear with
The rotation axis connection, the rack gear with rotary driver for connecting.
Further, the runner assembly further includes guide rail, and the guide rail is fixedly connected with the carrier, and the rack gear is sliding
It is dynamic to be set on the guide rail.
It further, further include at least one stop assembly, the stop assembly includes carrier block, second spring and stop bit
Block, the carrier block are fixedly connected with the carrier, and described stop block one end and the carrier block are rotatablely connected, the stop block
The other end connect by the second spring with the carrier block, the stop block and first shaping piece or described second
One end activity of at least one of shaping piece abuts.
Further, the both ends of the carrier are respectively arranged with the first stop block and the second stop block, first shaping
The one end of piece far from second shaping piece is abutted with the first stop block activity, and second shaping piece is far from described first
One end of shaping piece is abutted with the second stop block activity.
Further, the carrier is provided with the fixing piece for fixing the cover board close to the side of the cover board.
Further, the fixing piece is the first magnetic part, and the cover board is provided with attracting with first magnetic part
Second magnetic part.
Further, first shaping piece is provided with the first gripping block far from first shaping piece on one side, described
Second shaping piece is provided with the second gripping block far from second shaping piece on one side.
It further, further include pedestal, the carrier is set on the pedestal, and the carrier is along perpendicular to the pedestal
Direction offer several accommodating cavities, be provided with third spring in the accommodating cavity, the carrier and the pedestal respectively with institute
State the both ends connection of third spring.
A kind of battery cap welding method, includes the following steps
Battery core is placed on jig.
The battery core being placed on jig is suppressed by the first shaping piece and the second shaping piece and is fixed；
In first shaping piece is driven by the relative motion of first shaping piece and second shaping piece
The second shaping piece on one shaping piece and second shaping piece is clamped shaping to the tab of battery core.
Nut cap is placed on jig.
By the fixed nut cap of rotating plate, so that the tab of nut cap is mutually abutted with the tab of battery core；
Jig is moved to welding post, the tab of the tab and battery core of realizing nut cap is welded.
Beneficial effect provided by the invention is: when battery core is placed on the accommodation groove on carrier, the first shaping piece and second whole
Shape piece is covered in battery core under runner assembly driving, and the first shaping piece and the second shaping piece drive in external clamping cylinder
Under it is close to each other so that the position of the first shaping piece and the second shaping piece tab close to each other to battery core is adjusted, nut cap
When placing fixing groove on the cover board, cover board rotation, so that nut cap is towards battery core, and nut cap is fixed by cover board, so that lid
Cap and battery core can be welded rapidly, effectively increase the welding efficiency of battery.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is a state schematic perspective view of battery cap welding of embodiment of the present invention jig.
Fig. 2 is another state schematic perspective view of battery cap welding of embodiment of the present invention jig.
Fig. 3 is another state schematic perspective view of battery cap welding of embodiment of the present invention jig.
Fig. 4 is a direction structure schematic diagram of battery cap welding of embodiment of the present invention jig.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of battery cap welding jig 10 of the embodiment of the present invention includes: carrier 100, cover board 200, first
Shaping piece 310, the second shaping piece 320, rotation axis 410 and runner assembly 420, the carrier 100 offer several accommodation grooves (figure
Do not show), the cover board 200 offers several fixing grooves 201, and several accommodation grooves and several fixing grooves 201 1 are a pair of
It answers, the cover board 200 is perpendicular to accommodation groove, and the cover board 200 is rotatably dispose in 100 side of carrier, the rotation axis
410 are set to the other side of the carrier 100, first shaping piece 310 and second shaping piece 320 with the rotation
Axis 410 connects, and is provided with the first spring 411, first shaping piece 310 and second shaping piece in the rotation axis 410
320 are connected to the both ends of first spring 411, and the rotation axis 410 is drivingly connected with the runner assembly 420, and described the
One shaping piece 310 and second shaping piece 320 under the driving of the runner assembly 420 removable cover together in the accommodation groove,
First shaping piece 310 is provided with the first shaping piece 311, second shaping piece 320 far from the rotation axis 410 on one side
It is provided with the second shaping piece 322 on one side far from the rotation axis 410.
For example, the carrier 100 is magnetic carrying tool, since the material of 801 shell of battery core is metal material, for example, being iron
Or steel, therefore battery core 801 is easy to adsorb fixation by carrier 100, the accommodation groove of the carrier 100 is used to place fixed battery core 801,
For example, the tab of battery core 801 towards 200 direction of cover board, i.e. tab is oriented backwards to rotation axis 410, the fixing groove of the cover board 200
201 for placing fixed nut cap 802, in this way, when the first shaping piece 310 and the second shaping piece 320 turn to and be covered on accommodation groove
When, the first shaping piece 311 and the second shaping piece 322 can then be connected to the tab of battery core 801.
Referring again to Fig. 1, the both ends of the carrier 100 are fixedly installed fixed plate 110, and runner assembly 420 is set to load
One end of tool 100, runner assembly 420 are fixedly connected with fixed plate 110, and the fixed plate 110 is provided with turn hole, rotation axis 410
It is arranged in the turn hole, the first spring 411 is sheathed on the outside of the rotation axis 410, and 411 both ends of the first spring are respectively at
One shaping piece 310 is connect with the second shaping piece 320, and the first shaping piece 310 and the second shaping piece 320 are respectively provided with socket part 330,
Socket part 330 is socketed on 410 outside of rotation axis, and the first shaping piece 310 and the second shaping piece 320 can be transported along the axial direction of rotation
It is dynamic, in this way, the first shaping piece 310 and the second shaping piece 320 are located remotely from each other under the elastic force effect of the first spring 411, i.e., not
When under the action of by other external force, the first shaping piece 310 and the second shaping piece 320 are opened under the elastic force effect of the first spring 411
It opens.In order to enable the first shaping piece 310 and the second shaping piece 320 can be along the axial movements of rotation, and the first shaping piece 310
It can be rotated with the rotation of rotation axis 410 with the second shaping piece 320, for example, rotation axis 410 is provided with along axial projection and leads
To block, recess is provided with guide groove respectively for 330 inside of socket part of the first shaping piece 310 and the second shaping piece 320, and guide pad is set
It is placed in guide groove, in this way, the first shaping piece 310 and the second shaping piece 320 can be along the axial movements of rotation, and due to leading
Clamping to block and guide groove, enable the first shaping piece 310 and the second shaping piece 320 with the rotation of rotation axis 410 and
Rotation.
For example, the quantity of first spring 411 is two, limited block, two institutes are arranged in the middle part of the rotation axis 410
The both ends that the first spring 411 is respectively arranged at limited block are stated, and two first springs 411 are connected respectively at limited block, two
One end of the separate limited block of a first spring 411 respectively with first shaping piece 310 and second shaping piece 320
Connection enables to described first whole in this way, when first shaping piece 310 and second shaping piece 320 move toward one another
Shape piece 310 and second shaping piece 320 can be moved equidistantly towards the middle part of rotation axis 410 simultaneously, so that first
Shaping piece 310 and the second shaping piece 320 are kept using the middle part of rotation axis 410 as the symmetrical of symmetry axis, and then to the tab of battery core
Shaping effect more preferably.
It is noted that battery cap welding jig 10 of the invention is for fixing battery core 801 and nut cap 802, jig
10 do not have power device, driver or driving mechanism, in other words, jig 10 not with power device, driver or driving machine
Structure is fixedly connected, and the movement of the component on jig 10 is driven by external driver or driving mechanism, these drivers
Or driving mechanism includes cylinder and motor, jig 10 is for assisting welding, in being fixed to welding process, jig 10 need by
Multiple stations, therefore, jig 10 are placed on conveying device, conveyer belt or sliding rail, successively pass through multiple stations, each station
It is corresponding with driver, multiple drivers successively convey power to jig 10, so that component such as the first shaping piece on jig 10
310, the second shaping piece 320 or runner assembly 420 etc. move, and are welded on welding post, thus complete battery core 801 with
The welding of nut cap 802.
In the present embodiment, when battery core 801 is placed on the accommodation groove on carrier 100, the first shaping piece 310 and second is whole
Shape piece 320 is covered in battery core 801 under the driving of runner assembly 420, and the first shaping piece 310 and the second shaping piece 320 are outside
It is close to each other under the clamping cylinder driving set, so that the first shaping piece 311 and the second shaping piece 322 are close to each other to battery core 801
The position of tab be adjusted, when nut cap 802 is placed on the fixing groove 201 on cover board 200, cover board 200 is rotated, so that nut cap
802 towards battery core 801, and cover board 200 is fixed to nut cap 802 and limits, so that nut cap 802 and battery core 801 are fixed, and
The tab of the two can be connected with each other, and nut cap 802 and battery core 801 can be welded rapidly, effectively increase the welding effect of battery
Rate.
In order to realize the driving of the rotation to the first shaping piece 310 and the second shaping piece 320, in one embodiment, such as
Shown in Fig. 1 to Fig. 3, the runner assembly 420 includes rack gear 421 and gear 422, and the rack gear 421 is nibbled with the gear 422
It closes, the gear 422 is connect with the rotation axis 410, and the rack gear 421 with rotary driver for connecting.For example, outside this
Rotary driver be the first cylinder (not shown), specifically, when the first external cylinder drive rack 421 is along rack gear 421
Length direction movement when, rack gear 421 with moving gear 422 rotate so that rotation axis 410 rotate so that first is whole
Shape piece 310 and the second shaping piece 320 are rotated around rotation axis 410, and can be covered on accommodation groove, so that on accommodation groove
Battery core 801 is fixed, and enables the first shaping piece 311 and the second shaping piece 322 close to the tab of battery core 801, so as to right
Tab carries out shaping.
In order to enable the movement of rack gear 421 is more steady, and in one embodiment, referring again to Fig. 1 to Fig. 3, described turn
Dynamic component 420 further includes guide rail 423, and the guide rail 423 is fixedly connected with the carrier 100, and the rack gear 421 is slideably positioned in
On the guide rail 423.For example, the guide rail 423 is fixedly connected with fixed plate 110, for example, guide rail 423 is provided with sliding groove, rack gear
421 are provided with sliding shoe backwards to gear 422 on one side, and sliding shoe is arranged in sliding groove and is slideably positioned in sliding groove, in this way,
When rack gear 421 moves under external cylinder driving, rack gear 421 can be moved along guide rail 423, in the guidance of guide rail 423
Under limitation, the movement of rack gear 421 is more steady, so that the rotation of the first shaping piece 310 and the second shaping piece 320 is more flat
Surely.
Specifically, being rotated by accommodating in runner assembly 420 when the first shaping piece 310 and the second shaping piece 320
When on slot, external driving mechanism is pushed, so that the first shaping piece 310 and the second shaping piece 320 are pressed in 801 surface of battery core, tool
Body, external driving mechanism is the second cylinder (not shown), under the second external cylinder action, 310 He of the first shaping piece
Second shaping piece 320 is pressed in 801 surface of battery core.
In order to avoid the first shaping piece 310 when the first shaping piece 310 and the second shaping piece 320 turn on accommodation groove
It is opened with the second shaping piece 320, further, as shown in Figure 1 to Figure 3, battery cap welding jig 10 further includes at least one
Stop assembly 500, the stop assembly 500 include carrier block 510, second spring (not shown) and stop block 520, the carrying
Block 510 is fixedly connected with the carrier 100, and described 520 one end of stop block and the carrier block 510 are rotatablely connected, the stop bit
The other end of block 520 is connect by the second spring with the carrier block 510, the stop block 520 and first shaping
One end activity of at least one of piece 310 or second shaping piece 320 abuts, for example, the carrier block 510 and fixed plate
110 are fixedly connected, for example, the carrier block 510 is fixedly connected with the fixed plate 110 of at least side on carrier 100, for example, institute
Carrier block 510 is stated to be fixedly connected with the fixed plate 110 of 100 two sides of carrier.In this way, when the first shaping piece 310 and the second shaping piece
320 when turning on accommodation groove, and stop block 520 can be connected to the first shaping piece 310 or close to one end of second spring
On one end of two shaping pieces 320, the first shaping piece 310 and the second shaping piece 320 is avoided to open, specifically, the first shaping piece 310
It is mutually abutted with the second shaping piece 320, for example, the first shaping piece 310 and the second shaping piece 320 are at least partly overlapped, for example, working as
When stop block 520 is connected to one end of the first shaping piece 310 close to one end of second spring, and the second shaping piece 320 is far from
The fixed plate 110 that one end of one shaping piece 310 will be connected on carrier 100 far from 500 one end of stop assembly, therefore, first is whole
Shape piece 310 and the second shaping piece 320 respectively by stop block 520 and fixed plate 110 effect and can not open, stop block 520
The first shaping piece 310 and the second shaping piece 320 can be effectively avoided to open.
Opening when turning in order to avoid the first shaping piece 310 and the second shaping piece 320 far from accommodation groove apart from excessive,
In one embodiment, as shown in Figures 2 and 3, the both ends of the carrier 100 are respectively arranged with the first stop block 610 and second
Stop block 620,610 activity of the one end of first shaping piece 310 far from second shaping piece 320 and first stop block
It abuts, the one end of second shaping piece 320 far from first shaping piece 310 is abutted with 620 activity of the second stop block.
When avoiding the first shaping piece 310 and the second shaping piece 320 from turning to far from accommodation groove, the first shaping piece 310 and the second shaping
Piece 320 is located remotely from each other under the action of the first spring 411, i.e. the first shaping piece 310 and the second shaping piece 320 are opened, first gear
Stops 610 is connected to the one end of the first shaping piece 310 far from second shaping piece 320,620 second shaping piece of the second stop block
It is whole that 320 one end far from first shaping piece 310, the first stop block 610 and the second stop block 620 effectively limit first
320 ground move distance of shape piece 310 and the second shaping piece avoids the first shaping piece 310 and the second shaping piece 320 from turning to far from appearance
Opening when setting slot is apart from excessive.
In the present embodiment, cover board 200 rotates under the action of external driving assembly, so that nut cap 802 can
Rotational alignment is in battery core 801, and specifically, the driving assembly of the outside is third cylinder (not shown), and cover board 200 is in third cylinder
Under driving, the position by being parallel to carrier 100 turns to the position perpendicular to carrier 100, or by the position perpendicular to carrier 100
Set the position for turning to and being parallel to carrier 100.
When cover board 200 turns to the position perpendicular to carrier 100 by the position for being parallel to carrier 100, in order to fix lid
Plate 200, in one embodiment, as depicted in figs. 1 and 2, the carrier 100 is useful close to the setting of the side of the cover board 200
In the fixing piece of the fixation cover board 200, for example, the fixing piece is the first magnetic part 130, the cover board 200 be provided with
The second attracting magnetic part 220 of first magnetic part, for example, the fixing piece is magnetic sheet, for example, the carrier 100 leans on
The both ends of the side of the nearly cover board 200 are provided with the first magnetic part 130, and the both ends of the cover board 200 are provided with the second magnetism
Part 220, therefore, when cover board 200 turns to the position perpendicular to carrier 100 by the position for being parallel to carrier 100, first is magnetic
Part 130 can adsorb the second magnetic part 220 of cover board 200, and make cover board 200 fixed, and cover board 200 enables nut cap 802
It is enough fixed on one end that battery core 801 has tab, and then realizes the welding of nut cap 802 and battery core 801.For example, the first magnetic part
130 be irony plate, and the second magnetic part 220 is magnet；For example, the first magnetic part 130 is magnet, the second magnetic part 220 is magnet.
In order to enable the first shaping piece 310 and the second shaping piece 320 can be close to each other, the shaping to tab is realized,
In one embodiment, as shown in figure 4, first shaping piece 310 is provided with first far from first shaping piece 311 on one side
Gripping block 313, second shaping piece 320 are provided with the second gripping block 323 far from second shaping piece 322 on one side.It should
First gripping block 313 and the second gripping block 323 are connected to external clamp driver for activity, for example, the clamp driver
For clamp cylinder, which is connected to the first gripping block 313 and the second gripping block 323 from two sides respectively, when the first shaping
When piece 310 and the second shaping piece 320 are rotated close to accommodation groove, when clamp cylinder works, so that the first gripping block 313 and the second folder
Tight block 323 moves toward one another, and the first gripping block 313 and the second gripping block 323 drive the first shaping piece 310 and the second shaping piece 320
It is close to each other, so that the first shaping piece 311 and the second shaping piece 322 can be connected to the tab of battery core 801, and to tab
Position be adjusted and shaping.
In order to enable after battery core 801 and nut cap 802 complete welding, in order to allow the tab after welding to be detached from the bottom of welding machine
Seat, it is mobile convenient for jig, it further include pedestal 700 referring again to Fig. 4, the carrier 100 is set in one embodiment
On the pedestal 700, the carrier 100 offers several accommodating cavity (not shown), institute along the direction perpendicular to the pedestal 700
State and be provided with third spring (not shown) in accommodating cavity, the carrier 100 and the pedestal 700 respectively with the third spring
Both ends connection.The pedestal 700 enables jig 10 to fill with conveying for connecting with conveying device, conveyer belt or sliding rail
Set, conveyer belt or sliding rail and move to different station, it is worth mentioning at this point that, when welding, be possible to welding slag on pedestal
Or other impurities can make tab adhere on pedestal, influence the movement of jig, after the completion of battery core 801 and nut cap 802 are welded, the
Two cylinders reset, so that the first shaping piece 310 and the second shaping piece 320 lose the active force pushed towards battery core 801, carrier
100 under the elastic force effect of third spring, bounce from pedestal 700, so that the tab after welding is detached from the pedestal of welding machine, so that
Tab is detached from bed die, mobile convenient for jig.
The present invention also provides a kind of battery cap welding methods, include the following steps
Step 101, battery core is placed on jig.
Step 102, the battery core being placed on jig is suppressed by the first shaping piece and the second shaping piece and is fixed.
Step 103, first shaping is driven by the relative motion of first shaping piece and second shaping piece
The second shaping piece on first shaping piece of on piece and second shaping piece is clamped shaping to the tab of battery core.
Step 104, nut cap is placed on jig.
Step 105, by the fixed nut cap of rotating plate, so that the tab of nut cap is mutually abutted with the tab of battery core.
Step 106, jig is moved to welding post, the tab of the tab and battery core of realizing nut cap is welded.
It is a specific embodiment below
In the present embodiment, as shown in Figure 1, the first shaping piece 310 and the second shaping piece 320 of jig 10 are to open shape
State, and the first shaping piece 310 and the second shaping piece 320 are now on the position far from accommodation groove, i.e. 310 He of the first shaping piece
Second shaping piece 320 is in an open state, and cover board 200 is on the position far from accommodation groove, i.e., cover board 200 is in open shape
State, convenient for the placement of battery core 801 and nut cap 802.
Battery core 801 is manually placed in the accommodation groove of carrier 100 by machinery, and the tab of battery core 801 is towards 200 side of cover board
To the first cylinder operation, drive rack 421 moves, and drives rotation axis 410 to rotate, so that the first shaping piece 310 and second
Shaping piece 320 is rotated towards accommodation groove direction, as shown in Fig. 2, the first shaping piece 310 and the second shaping piece 320 are pressed in 801 table of battery core
Face, then, clamping cylinder work, clamping cylinder clamps the first gripping block 313 and the second gripping block 323, so that the first gripping block
313 and second gripping block 323 move toward one another, the first gripping block 313 and the second gripping block 323 drive the first shaping piece 310 and the
Two shaping pieces 320 are close to each other, and the first shaping piece 311 and the second shaping piece 322 move towards the tab for clamping battery core 801.?
Under the action of stop assembly 500, the first shaping piece 310 and the second shaping piece 320 are constrained from opening.
Then, as transmission device is moved to, next station, nut cap 802 will be put into jig 10 by manipulator to jig 10
On, as shown in figure 3, third cylinder pushes cover board 200 to overturn towards the direction of accommodation groove below cover board 200, i.e., cover board 200 closes
It closes, so that the pole piece of nut cap 802 and 801 tab of battery core overlap, the first magnetic part 130 adsorbs the second magnetic part, so that lid
Plate 200 is capable of fixing, so that cover board 200 can be fixed to nut cap 802 and be limited.Then, jig 10 is with transmission device
It is moved to next station to be welded, the second cylinder operation, so that the first shaping piece 310 and the second shaping piece 320 are pressed in battery core
801 surfaces enable battery core 801 and nut cap 802 sufficiently to fix and welded.
After the completion of welding, the second cylinder resets, and carrier 100 lifts certain distance under the elastic force effect of third spring, makes
Tab is detached from welding machine lower die, and the tab in moving process of jig 10 is made not encounter welding machine lower die, then opened along the
The reverse operation of one cylinder, driving runner assembly open the first shaping piece 310 and the second shaping piece 320, the 4th cylinder edge
Third cylinder reverse operation drives cover board, so that cover board 200 is opened, subsequent jig 10 next work as transmission device is moved to
Position, battery carry out the processing of subsequent step.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of battery cap welding jig characterized by comprising carrier, the first shaping piece, the second shaping piece, turns cover board
Moving axis and runner assembly, the carrier offer several accommodation grooves, and the cover board offers several fixing grooves, several accommodatings
Slot and several fixing grooves correspond, and the cover board is perpendicular to accommodation groove, and the cover board is rotatably dispose in the carrier
Side, the rotation axis are set to the other side of the carrier, first shaping piece and second shaping piece with it is described
Axis connection is rotated, is provided with the first spring in the rotation axis, first shaping piece and second shaping piece are connected to institute
State the both ends of the first spring, the rotation axis and the runner assembly are drivingly connected, first shaping piece and described second whole
Removable cover is together in the accommodation groove under the driving of the runner assembly for shape piece, and first shaping piece is far from the rotation axis
It is provided with the first shaping piece on one side, second shaping piece is provided with the second shaping piece far from the rotation axis on one side.
2. battery cap welding jig according to claim 1, which is characterized in that the runner assembly includes rack gear and tooth
Wheel, the rack gear are engaged with the gear, the gear and the rotation axis connection, and the rack gear is used to connect with rotary driver
It connects.
3. battery cap welding jig according to claim 2, which is characterized in that the runner assembly further includes guide rail,
The guide rail is fixedly connected with the carrier, and the rack gear is slideably positioned on the guide rail.
4. battery cap welding jig according to claim 1, which is characterized in that it further include at least one stop assembly,
The stop assembly includes carrier block, second spring and stop block, and the carrier block is fixedly connected with the carrier, the stop bit
Block one end and the carrier block are rotatablely connected, and the other end of the stop block is connected by the second spring and the carrier block
It connects, the stop block is abutted with one end activity of at least one of first shaping piece or second shaping piece.
5. battery cap welding jig according to claim 1, which is characterized in that the both ends of the carrier are respectively arranged with
First stop block and the second stop block, the one end of first shaping piece far from second shaping piece and first stop block
Activity abuts, and the one end of second shaping piece far from first shaping piece is abutted with the second stop block activity.
6. battery cap welding jig according to claim 1, which is characterized in that the carrier close to the cover board one
Side is provided with the fixing piece for fixing the cover board.
7. battery cap welding jig according to claim 6, which is characterized in that the fixing piece is the first magnetic part,
The cover board is provided with second magnetic part attracting with first magnetic part.
8. battery cap welding jig according to claim 1, which is characterized in that first shaping piece is far from described
One shaping piece is provided with the first gripping block on one side, and second shaping piece is provided with far from second shaping piece on one side
Two gripping blocks.
9. battery cap welding jig according to claim 1, which is characterized in that it further include pedestal, the carrier setting
In on the pedestal, the carrier offers several accommodating cavities, setting in the accommodating cavity along the direction perpendicular to the pedestal
There is third spring, the carrier and the pedestal are connect with the both ends of the third spring respectively.
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| CN201611155509.9A CN106825967B (en) | 2016-12-14 | 2016-12-14 | A kind of battery cap welding jig and welding method |
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| CN201611155509.9A CN106825967B (en) | 2016-12-14 | 2016-12-14 | A kind of battery cap welding jig and welding method |
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| CN106825967B true CN106825967B (en) | 2019-08-02 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109551146A (en) * | 2017-09-25 | 2019-04-02 | 河北银隆新能源有限公司 | A kind of prewelding welding fixture of rectangular cell cover board and shell |
| CN110587309B (en) * | 2019-10-21 | 2024-05-10 | 江苏爱吉亚电子科技有限公司 | Welding plastic carrier |
| CN111668504B (en) * | 2020-05-09 | 2024-02-09 | 惠州金源精密自动化设备有限公司 | Overturning jig mechanism and battery |
| CN112077485B (en) * | 2020-08-10 | 2022-07-29 | 德清泰鑫金属制品有限公司 | Automatic welding equipment for pole pieces of parallel battery pack |
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| CN106825967A (en) | 2017-06-13 |
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