CN103378320A - Automatic forming machine for lithium battery aluminum plastic film - Google Patents
Automatic forming machine for lithium battery aluminum plastic film Download PDFInfo
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- CN103378320A CN103378320A CN2013102724484A CN201310272448A CN103378320A CN 103378320 A CN103378320 A CN 103378320A CN 2013102724484 A CN2013102724484 A CN 2013102724484A CN 201310272448 A CN201310272448 A CN 201310272448A CN 103378320 A CN103378320 A CN 103378320A
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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
- 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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Abstract
The invention discloses an automatic forming machine for a lithium battery aluminum plastic film. The automatic forming machine sequentially comprises an aluminum plastic film material coil uncoiling unit, an aluminum plastic film material ribbon buffering unit, an aluminum plastic film punching forming unit, a cutting unit and a drawing unit along the advancing direction of an aluminum plastic film material ribbon, wherein the aluminum plastic film material coil uncoiling unit comprises a speed regulation motor, a transmission mechanism and an aluminum plastic film material coil emptying shaft, and the speed regulation motor can drive the aluminum plastic film material coil emptying shaft to rotate through the transmission mechanism; the aluminum plastic film material ribbon buffering unit is provided with a heating device, and the heating device can be used for heating the aluminum plastic film passing through the aluminum plastic film material ribbon buffering unit. By adopting the automatic forming machine, the precision for controlling the emptying of the aluminum plastic film can be realized, the error of different lengths caused by the inconsistent tightnesses in each-step drawing can be eliminated, the good extensibility can be maintained at a low temperature, and the problem that the unfavorability in stamping is caused by the low temperature can be eliminated.
Description
Technical field
The present invention relates to the lithium battery manufacturing equipment, particularly a kind of lithium battery automatic molding machine for plastic-aluminum film.
Background technology
Along with the development of society, the application of each class of electronic devices is more and more extensive, to battery, and the demand cumulative year after year of lithium ion battery particularly.Existing lithium battery particularly quadrate lithium battery in making production process, need in advance processing and forming aluminum plastic film, this molding procedure generally includes the aluminum plastic film blowing, rush casing forming, cut and the rewinding operation, this former then is the corresponding equipment of finishing above-mentioned operation, for example: Chinese patent 200820126802.7 discloses a kind of automatic molding machine for plastic-aluminum film, by discharge mechanism, tension controller, mould, feed mechanism, material cutting mechanism, forming cylinder, the PLC control cabinet, air-liquid converter, the PLC touch-screen forms, discharge mechanism is connected with tension controller, tension controller is connected with mould, mould is fixed on the top of forming cylinder, air-liquid converter is arranged on the top of mould, feed mechanism is connected to after the mould, feed mechanism is connected with material cutting mechanism, and the PLC touch-screen is arranged on a side of air-liquid converter.Yet, automatic molding machine for plastic-aluminum film in use has the following disadvantages at least in the prior art: one, blowing is too much or very few, can not reach accurate control, and the closedtop edge error is excessive when causing drawing material to be cut edge, follow-up needs manually carry out the secondary deburring, affect production efficiency and yield; Two, when moving in the lower environment of indoor air temperature, the PP layer of aluminum plastic film causes ductility bad because temperature is excessively low, causes easily the aluminum plastic film housing to break when rushing the casing forming stretching without heating.
Summary of the invention
The technical problem to be solved in the present invention is for above-mentioned deficiency of the prior art, provide a kind of control feeding accurate, can eliminate when drawing material at every turn and produce the error of drawing material different in size because degree of tightness differs, can keep good ductility under the low temperature, eliminate Yin Wendu and cross low and produce and rush the bad lithium battery automatic molding machine for plastic-aluminum film of shell crossing.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of lithium battery automatic molding machine for plastic-aluminum film, along aluminum plastic film strip direction of advance, comprise successively plastic-aluminum coating materials volume blowing unit, aluminum plastic film strip buffer cell, aluminum plastic film punch forming unit, blank unit and draw material unit, described plastic-aluminum coating materials volume blowing unit comprises buncher, transmission mechanism and plastic-aluminum coating materials volume dispensing shaft, and described buncher can drive the rotation of plastic-aluminum coating materials volume dispensing shaft by transmission mechanism; Be provided with heater on the described aluminum plastic film strip buffer cell, this heater can heat the aluminum plastic film through aluminum plastic film strip buffer cell.
The invention has the beneficial effects as follows: one, the present invention collect automatic discharging, buffering, heat, rush casing forming, are cut into one, long, working stability of simple in structure, easy to adjust, life-span; Two, plastic-aluminum coating materials of the present invention volume blowing unit comprises buncher, transmission mechanism and plastic-aluminum coating materials volume dispensing shaft, the aluminum plastic film strip is too much or very few in the time of preventing blowing by the adjustment of motor speed, control feeding in accurate scope, is eliminated when drawing material at every turn and produced the error of drawing material different in size because degree of tightness differs; Three, be provided with heater on the aluminum plastic film strip buffer cell of the present invention, this heater can heat the aluminum plastic film through aluminum plastic film strip buffer cell, therefore, the present invention can keep good ductility, elimination Yin Wendu to cross low under the mistake low temperature and produce the bad problem of shell of rushing.
Description of drawings
Fig. 1 is perspective view of the present invention.
Fig. 2 is plan structure schematic diagram of the present invention.
Fig. 3 is Facad structure schematic diagram of the present invention.
Fig. 4 is plastic-aluminum coating materials volume blowing cellular construction schematic diagram of the present invention.
Fig. 5 is aluminum plastic film strip buffer cell of the present invention and heater structural representation.
Fig. 6 is aluminum plastic film punch forming cellular construction schematic diagram of the present invention.
Fig. 7 is binder retaining cellular construction schematic diagram of the present invention.
Fig. 8 is blank cellular construction schematic diagram of the present invention.
Fig. 9 is that the present invention draws the material unit structural representation.
Embodiment
Below in conjunction with accompanying drawing structural principle of the present invention and operation principle are described in further detail.
Such as Fig. 1, Fig. 2 and shown in Figure 3, be the overall structure figure of lithium battery automatic molding machine for plastic-aluminum film of the present invention.This lithium battery automatic molding machine for plastic-aluminum film along aluminum plastic film strip direction of advance, comprises successively plastic-aluminum coating materials volume blowing unit 1, aluminum plastic film strip buffer cell 2, aluminum plastic film punch forming unit 3, blank unit 4 and draws material unit 6; In conjunction with reference to figure 4, described plastic-aluminum coating materials volume blowing unit 1 comprises buncher 101, transmission mechanism 102 and plastic-aluminum coating materials volume dispensing shaft 103, and described buncher 101 can drive 103 rotations of plastic-aluminum coating materials volume dispensing shafts by transmission mechanism 102; In conjunction with reference to figure 5, be provided with heater 5 on the described aluminum plastic film strip buffer cell 2, this heater 5 can heat the aluminum plastic film (not shown) through aluminum plastic film strip buffer cell 2.
As shown in Figure 4, described buncher 101 is electrically connected a speed governing box 104; Described plastic-aluminum coating materials volume dispensing shaft 103 is blowing air-expanding shaft 103, and this blowing air-expanding shaft 103 is fixing by set lever 105; Described transmission mechanism 102 comprises blowing synchronizing shaft 1021, with section's belt pulley 1022 and gear train 1023, described buncher 101 can drive with 1022 runnings of section's belt pulley by blowing synchronizing shaft 1021, with again driven gear group 1023 runnings of section's belt pulley 1022, and then drive 103 rotations of blowing air-expanding shaft.
As shown in Figure 5, described aluminum plastic film strip buffer cell 2 comprise supporting seat riser 201, fixed roller 202, float roller seat 203, blowing dancer 204, roller seat guide pillar 205, the described roller 202 of fixing is installed in supporting seat riser 201 upper ends, described roller seat guide pillar 205 is connected with supporting seat riser 201 lower ends, described unsteady roller seat 203 is set on the roller seat guide pillar 205 slidably by linear bearing 206, described blowing dancer 204 is installed on the roller seat 203 that floats, and described supporting seat riser 201 lower ends also are provided with limit induction device 207; Described heater 5 comprises infrared heating fluorescent tube 501, heating guard shield 502 and guard shield support body 503, and described infrared heating fluorescent tube 501 is installed on the heating guard shield 502, and described heating guard shield 502 is installed on the described supporting seat riser 201 by guard shield support body 503.
As shown in Figure 6, described aluminum plastic film punching unit 3 comprises precompressed and supercharging driving mechanism 301, patrix push pedal 302, lower bolster 303, punch device 304, ram driving mechanism 305 from top to bottom successively; Described precompressed is connected with patrix push pedal 302 with supercharging driving mechanism 301, and can drive patrix push pedal 302 and press down or rise, and this patrix push pedal 302 can be pressed in aluminum plastic film on the lower bolster 301 when pressing down; Described punch device 304 comprises punch top board 3041 and is installed in the punch 3042 of punch top board upside that described lower bolster 301 has a punch die cavity (not shown) that supplies punch 3042 to slide through; Described ram driving mechanism 305 is connected with the punch top board 3041 of punch device, and can drive on the punch top board 3041 and to press or descend, this punch top board 3041 can promote punch 3042 on the punch die cavity backlash of lower bolster 303 is pressed in aluminum plastic film (not shown) between patrix push pedal 302 and the lower bolster 303 when pressing.
Please refer to again Fig. 6, described aluminum plastic film punching unit 3 also comprises base 306, described base 306 middle part upsides are provided with formwork-support 307, described lower bolster 303 is installed on the mold supporting frame 307, described base 306 limit section upsides are connected with push pedal guide pillar 308, described patrix push pedal 302 is provided with linear bearing 3021, and described patrix push pedal is enclosed within on the push pedal guide pillar 308 slidably by linear bearing 3021; Described precompressed and supercharging driving mechanism 301 comprise pressurized cylinder 3011 and pressurized cylinder seat 3012, described pressurized cylinder seat 3012 is connected with push pedal guide pillar 308 upper ends, described pressurized cylinder 3011 is installed on the pressurized cylinder seat 3012, described pressurized cylinder 3011 can promote patrix push pedal 302 by its piston rod and press down or rise along push pedal guide pillar 308, further, described pressurized cylinder seat 3012 arranges guide vane end stop 3013, between the piston rod of described pressurized cylinder and the patrix push pedal 302 universal joint 3014 is set; Described base 306 downsides connect ram driving mechanism 305, this ram driving mechanism 305 comprises servomotor 3051, reductor 3052, elevating screw 3053 and screw mandrel spiral shell seat 3054, described servomotor 3051 can drive elevating screw 3053 rotations by reductor 3052, between reductor 3052 and the elevating screw 3053 shaft coupling 3056 can be set, and then driving screw mandrel spiral shell seat 3054 rises or descends, these screw mandrel spiral shell seat 3054 upper ends are connected with jacking guide rod 3055, and these jacking guide rod 3055 upper ends are connected with the punch top board 3041 of punch device after sliding through base 306.
Hold, described lower bolster 303 is provided with adhesive tape mounting groove 3031, is equipped with in this adhesive tape mounting groove 3031 for the adhesive tape compressing member (not shown) that compresses aluminum plastic film; Described lower bolster 303 is installed after the adhesive tape compressing member, and the patrix push pedal compresses aluminum plastic film with lower bolster in the mode that line contacts, and aluminum plastic film does not produce impression, reduces the waste material waste.
Such as Fig. 1, Fig. 2, Fig. 3 and shown in Figure 7, also be provided with binder retaining unit 7 between described aluminum plastic film punch forming unit 3 and the blank unit 4, this binder retaining unit 7 comprises a retaining riser 701, two limit material block 702 and two retaining cylinders 703; Described retaining riser 701 upper ends have a chute, and described two limit material blocks 702 are installed on the chute of retaining riser 701 upper ends symmetrically, and two limit material blocks, 702 relative sides are provided with the aluminum plastic film passage; Described two retaining cylinders 703 are installed on the corresponding limit material block 702, fixing with set lever 704, the piston rod of two retaining cylinders 703 down stretches in the aluminum plastic film passage of limit material block 702 of described correspondence, and the piston-rod end of two retaining cylinders 703 is separately installed with binder glue head 705.After binder retaining unit 7 is installed between aluminum plastic film punch forming unit 3 and the blank unit 4, can prevents that the aluminum plastic film strip from retreating the generation jitter error, and can protect follow-up blank unit precision to be controlled in the 0.1mm scope, economize the waste except operations such as back secondary deburrings.
As shown in Figure 8, described blank unit 4 comprises material cutting mechanism 401, feeding pressure mechanism 402 and cutting agency 403, wherein: material cutting mechanism 401, be used for the aluminum plastic film strip after the punch forming is cut into single lithium battery aluminum plastic film package body (not shown), this material cutting mechanism 401 comprises upper cutter cylinder 4011, upper cutter 4012, lower cutter cylinder 4013 and lower cutter 4014, and described upper cutter 4012 is relative with the position of lower cutter 4014; Feeding pressure mechanism 402, be positioned at material cutting mechanism 401 front ends, this feeding pressure mechanism 402 is used for pushing down the aluminum plastic film strip when material cutting mechanism 401 blank, this feeding pressure mechanism 402 comprises binder base plate 4021, binder cylinder 4022 and binder support baseboard 4023, binder base plate 4021 is installed on the binder support baseboard 4023, binder base plate 4021 has a plastic-aluminum coating materials passage, binder cylinder 4022 is installed on the binder base plate 4021, the piston rod of binder cylinder 4022 stretches to the plastic-aluminum coating materials passage of binder base plate, and the piston-rod end of binder cylinder is equipped with holding pad 4024; Cutting agency 403, be installed in material cutting mechanism 401 rear ends, this cutting agency 403 is used for behind material cutting mechanism 401 blanks single lithium battery aluminum plastic film package body being removed, and this cutting agency 403 comprises blanking cylinder 4031, sucker installing rack 4032 and blanking sucker 4033.Described feeding pressure mechanism 402 combines with described binder retaining unit 7, can form two cylinder-pressing modes, can prevent further that the aluminum plastic film strip from retreating the jitter error of generation.Described cutting agency 403 can be stacked lithium battery aluminum plastic film package body to specified scope, reduce in the prior art to allow in the hopper mode and cut automatically chaotic, the stacking phenomenon of damaging by pressure of housing of housing that produced of tenesmus of the housing finished, and can accomplish the rewinding box stacking full after prompting manually change magazine, reduce the artificial folded operation of receiving.
As shown in Figure 9, describedly draw material unit 6 to comprise to draw material slide rail 601, draw material servomotor 602, draw material screw mandrel 603, draw material slide 604, draw material finger cylinder 605, spice finger 606, screw mandrel supporting seat 607 and shaft coupling 608; Described draw the material slide 604 be slidably mounted on draw the material slide rail 601 on, the described material screw mandrel 603 that draws is installed on the screw mandrel supporting seat 607, describedly draw material to watch motor 602 to be connected by shaft coupling 608 with drawing material screw mandrel 603, describedly draw material to watch motor 602 to draw material slide 604 to expect slide rail 601 round slips along drawing by drawing material screw mandrel 603 to drive; Describedly draw material finger cylinder 605 to be installed in to draw on the material slide 604, this draws material finger cylinder 605 to connect and describedly draws material finger 606, and the aluminum plastic film strip of the direction of drawing material finger 606 in the described blank unit 4.
Lithium battery automatic molding machine for plastic-aluminum film of the present invention is included automatic discharging, heating, rush casing forming, cut, windrow is in one, its workflow is: adopt in the plastic-aluminum coating materials volume dispensing shaft (blowing air-expanding shaft) that manually will divide the plastic-aluminum coating materials volume that cuts to put plastic-aluminum coating materials volume blowing unit into and wear material, after regulating the position plastic-aluminum coating materials volume is fixed, and startup automatic button, the dancer of strip by aluminum plastic film strip buffer cell with fixed roller, keep a relatively constant tensile force, through entering aluminum plastic film punch forming unit after the heating, at this moment, pressurized cylinder drives the patrix push pedal precompressed stroke that walks downward, walk the supercharging stroke after covering the precompressed stroke, after the compression, the servomotor of ram driving mechanism promotes elevating screw and rises, and then promote the counterdie top board and aluminum plastic film is carried out in the punch jacking rush casing forming, rush the shell stroke accuracy and can be controlled to 0.01mm, lower bolster was return origin position after punch was covered and set stroke, and the pressurized cylinder pressure release also returns the precompressed stroke.Draw the material servomotor pulling aluminum plastic film that draws of material unit to walk fixed journey system, draw the material mode to cut the post-tensioning material from before cutting, drawing in the past material to transfer to, saved front end and drawn material manipulator space, reduced because drawing the stretcher strain of the long generation of material, so that cut more accurate.Sucker with cutting agency before cutting holds housing, after to be cut the cutting into housing is placed in the prescribed limit of magazine, reduce to allow in the hopper mode in the past and cut chaotic, the stacking phenomenon of damaging by pressure of housing of housing that the housing of finishing automatically drops and produces, can accomplish that prompting is manually changed magazine and get final product after the rewinding box completely, reduce artificial the receipts and fold operation.
The above only is preferred embodiments of the present invention, and any trickle modification, equivalent variations and modification that every foundation technical scheme of the present invention is done above execution mode all belong in the scope of technical solution of the present invention.
Claims (9)
1. lithium battery automatic molding machine for plastic-aluminum film, along aluminum plastic film strip direction of advance, comprise successively plastic-aluminum coating materials volume blowing unit, aluminum plastic film strip buffer cell, aluminum plastic film punch forming unit, blank unit and draw material unit, it is characterized in that: described plastic-aluminum coating materials volume blowing unit comprises buncher, transmission mechanism and plastic-aluminum coating materials volume dispensing shaft, and described buncher can drive the rotation of plastic-aluminum coating materials volume dispensing shaft by transmission mechanism; Be provided with heater on the described aluminum plastic film strip buffer cell, this heater can heat the aluminum plastic film through aluminum plastic film strip buffer cell.
2. lithium battery aluminum plastic film automatic type machine according to claim 1, it is characterized in that: described buncher is electrically connected a speed governing box; Described plastic-aluminum coating materials volume dispensing shaft is the blowing air-expanding shaft; Described transmission mechanism comprises the blowing synchronizing shaft, with section's belt pulley and gear train, described buncher can drive the belt pulley running with section by the blowing synchronizing shaft, with the again driven gear group running of section's belt pulley, and then drives the rotation of blowing air-expanding shaft.
3. lithium battery aluminum plastic film automatic type machine according to claim 1, it is characterized in that: described aluminum plastic film strip buffer cell comprise the supporting seat riser, fixed roller, float roller seat, blowing dancer, roller seat guide pillar, the described roller of fixing is installed in supporting seat riser upper end, described roller seat guide pillar is connected with supporting seat riser lower end, described unsteady roller seat is set on the roller seat guide pillar slidably by linear bearing, and described blowing dancer is installed on the roller seat that floats; Described heater comprises infrared heating fluorescent tube, heating guard shield and guard shield support body, and described infrared heating fluorescent tube is installed on the heating guard shield, and described heating guard shield passes through the guard shield erection of frames on described supporting seat riser.
4. lithium battery aluminum plastic film automatic type machine according to claim 1 is characterized in that: described aluminum plastic film punching unit comprises precompressed and supercharging driving mechanism, patrix push pedal, lower bolster, punch device, ram driving mechanism from top to bottom successively; Described precompressed is connected with the patrix push pedal with the supercharging driving mechanism, and can drive the patrix push pedal and press down or rise, and this patrix push pedal can be pressed in aluminum plastic film on the lower bolster when pressing down; Described punch device comprises the punch top board and is installed in the punch of punch top board upside that described lower bolster has a punch die cavity that supplies punch to slide through; Described ram driving mechanism is connected with the punch top board of punch device, and can drive on the punch top board and to press or descend, and this punch top board can promote punch on the punch die cavity backlash of lower bolster is pressed in aluminum plastic film between patrix push pedal and the lower bolster when pressing.
5. lithium battery aluminum plastic film automatic type machine according to claim 4, it is characterized in that: also comprise base, described base middle part upside is provided with formwork-support, described lower bolster is installed on the mold supporting frame, described base limit section upside is connected with the push pedal guide pillar, and described patrix push pedal is enclosed within on the push pedal guide pillar slidably; Described precompressed and supercharging driving mechanism comprise pressurized cylinder and pressurized cylinder seat, described pressurized cylinder seat is connected with push pedal guide pillar upper end, described pressurized cylinder is installed on the pressurized cylinder seat, and described pressurized cylinder can promote patrix push pedal by its piston rod and press down or rise along the push pedal guide pillar; Described base downside connects ram driving mechanism, this ram driving mechanism comprises servomotor, reductor, elevating screw and screw mandrel spiral shell seat, described servomotor can drive the elevating screw rotation by reductor, and then driving screw mandrel spiral shell seat rises or descends, this screw mandrel spiral shell seat upper end is connected with the jacking guide rod, is connected with the punch top board of punch device after this jacking guide rod upper end slides through base.
6. according to claim 4 or 5 described lithium battery aluminum plastic film automatic type machines, it is characterized in that: described lower bolster is provided with the adhesive tape mounting groove, is equipped with in this adhesive tape mounting groove for the adhesive tape compressing member that compresses aluminum plastic film.
7. lithium battery aluminum plastic film automatic type machine according to claim 1, it is characterized in that: also be provided with binder retaining unit between described aluminum plastic film punch forming unit and the blank unit, this binder retaining unit comprises a retaining riser, two limit material block and two retaining cylinders; Described retaining riser upper end has a chute, and described two limit material blocks are installed on the chute of retaining riser upper end symmetrically, and the relative side of two limit material blocks is provided with the aluminum plastic film passage; Described two retaining cylinders are installed on the corresponding limit material block, and the piston rod of two retaining cylinders down stretches in the aluminum plastic film passage of limit material block of described correspondence, and the piston-rod end of two retaining cylinders is separately installed with binder glue head.
8. lithium battery aluminum plastic film automatic type machine according to claim 1, it is characterized in that: described blank unit comprises material cutting mechanism, feeding pressure mechanism and cutting agency, wherein: material cutting mechanism, be used for the aluminum plastic film strip after the punch forming is cut into single lithium battery aluminum plastic film package body, this material cutting mechanism comprises upper cutter cylinder, upper cutter, lower cutter cylinder and lower cutter, and described upper cutter is relative with the position of lower cutter; Feeding pressure mechanism, be positioned at the material cutting mechanism front end, this feeding pressure mechanism is used for pushing down the aluminum plastic film strip when the material cutting mechanism blank, this feeding pressure mechanism comprises binder base plate, binder cylinder and binder support baseboard, the binder base plate is installed on the binder support baseboard, and the binder base plate has a plastic-aluminum coating materials passage, and the binder cylinder is installed on the binder base plate, the piston rod of binder cylinder stretches to the plastic-aluminum coating materials passage of binder base plate, and the piston-rod end of binder cylinder is equipped with holding pad; Cutting agency is installed in the material cutting mechanism rear end, and this cutting agency is used for behind the material cutting mechanism blank single lithium battery aluminum plastic film package body being removed, and this cutting agency comprises blanking cylinder, sucker installing rack and blanking sucker.
9. lithium battery aluminum plastic film automatic type machine according to claim 1 is characterized in that: describedly draw material unit to comprise to draw the material slide rail, draw the material servomotor, draw the material screw mandrel, draw the material slide, draw material finger cylinder and spice finger; Describedly draw the material slide to be slidably mounted on to draw on the material slide rail, describedly draw material to watch motor to draw the material slide to slide along drawing the material slide rail to come and go by drawing the material screw mandrel to drive; Describedly draw material finger cylinder to be installed in to draw on the material slide, this draws material finger cylinder to connect and describedly draws the material finger, and the aluminum plastic film strip of the direction of drawing the material finger in the described blank unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310272448.4A CN103378320B (en) | 2013-07-02 | 2013-07-02 | Automatic forming machine for lithium battery aluminum plastic film |
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| CN201310272448.4A CN103378320B (en) | 2013-07-02 | 2013-07-02 | Automatic forming machine for lithium battery aluminum plastic film |
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| CN103378320B CN103378320B (en) | 2015-07-08 |
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| CN103872273A (en) * | 2014-03-28 | 2014-06-18 | 东莞市泽恒机械有限公司 | Method for automatically stamping aluminum-plastic film to form shell of lithium battery |
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