CN109980294A - The method and its production line that positive and negative plate fast crosstalk stacks - Google Patents

Abstract

The present invention relates to a kind of realizations just, the method of negative electrode tab fast crosstalk overlapping, suitable for just, negative electrode tab is stacked in the manufacture craft to form naked battery core, its method include: first by after envelope positive plate and negative electrode tab be collected into respectively positive plate have enough to meet the need jig and negative electrode tab turnover jig in, after negative electrode tab turnover jig and positive plate turnover jig staggered floor insertion, pole piece positioning mechanism positions positive/negative plate, negative electrode tab is had enough to meet the need jig respectively for empty jig recycling transfer mechanism and positive plate turnover jig detaches horizontally outward, positive/negative plate is staggeredly stacked forms Naked battery core together, battery core unloading device takes out Naked battery core, it is transferred to next station.Compared with traditional " Z " font lamination process, the waiting time is reduced, automatic operation stacks high-efficient, suitable high-speed production lines.

Description

The method and its production line that positive and negative plate fast crosstalk stacks

Technical field

The present invention relates to the battery technology field of new energy, espespecially a kind of side for realizing positive and negative plate fast crosstalk and stacking Method and its production line.

Background technique

Currently, the production main method of lithium battery electric core is lamination and winding, the stacking of traditional battery core positive and negative anodes pole piece, with Based on " Z " font lamination process, mainly on the workbench of a stacking, the heap of the pole piece of positive and negative anodes alternately monolithic Folded, movement is: a piece of negative electrode tab -- one layer of insulating film -- a piece of positive plate -- one layer of one layer of insulating film -- a piece of negative electrode tab -- Insulating film -- a piece of positive plate ... .. and so on can only once stack a piece of pole piece, and efficiency is extremely low, i.e., insulating film is with Z-shaped The automatic lamination for realizing positive/negative plate is put, finally obtains naked battery core, and by worktable lifting, tension variation and claw pressure The influence of difference of clamp force etc. factor, the pole piece of stacking and the alignment accuracy of insulating film are lower, and production efficiency is lower.

Summary of the invention

To solve the above problems, the present invention provides a kind of method and its production realizing positive and negative plate fast crosstalk and stacking Line.Realize that battery core quickly produces by the stacking of battery battery core positive/negative plate.Matched by uniaxial adjustable conveying mechanism, turnover jig It closes, realizes pole piece fast accurate Positioning collection, then the positive and negative anodes lamination in turnover jig will be collected and detaching turnover jig, it can be big The big stacking efficiency for improving battery core pole piece, saves the time, reduces cost, reduces artificial and energy consumption.This jig and pole piece die-cutting machine It is used cooperatively, is greatly improved the stacking efficiency of battery core pole piece, save the time, reduce cost, reduce artificial and energy consumption.

To achieve the above object, the present invention, which adopts the following technical scheme that, is: a kind of realization positive and negative plate fast crosstalk is folded The method of conjunction, suitable for the manufacture craft that positive and negative plate is staggeredly stacked to form naked battery core, method includes: first will be after envelope The first pole piece and the second pole piece be collected into respectively the first pole piece turnover jig and the second pole piece turnover jig in, when the first pole piece After turnover jig and the second pole piece turnover jig staggered floor plug together, the first pole piece is had enough to meet the need into jig and the turnover jig separation of the second pole piece Afterwards, the first pole piece of envelope and the second pole piece are staggeredly stacked forms Naked battery core together.

In this way, reducing the waiting time compared with traditional " Z " font lamination process, automatic operation stacking is high-efficient, fits Close high-speed production lines.

Preferably, the first pole piece is had enough to meet the need into jig respectively in empty jig recycling transfer mechanism and the second pole piece has enough to meet the need jig water It puts down before detaching outward, pole piece positioning mechanism makes pole piece keep horizontal direction position constant.

It is a kind of realize positive and negative plate fast crosstalk overlapping production line, including the first producer agency, the second producer agency with And intersect stacker mechanism, first producer agency set on the positive/negative plate of the first producer agency and second producer agency's junction Including the first pole piece cross cutting envelope all-in-one machine, uniaxial adjustable spacing conveyer belt mechanism, the first turnover jig, transfer set gradually Mechanism, the first jig pipeline, the envelope that uniaxial adjustable spacing conveyer belt mechanism makes the first pole piece cross cutting envelope all-in-one machine First pole piece is collected in the first turnover jig, and the first turnover jig is transferred to the first jig pipeline by transfer mechanism, and second Producer agency includes the second pole piece die-cutting machine set gradually, uniaxial adjustable spacing conveyer belt mechanism, the second turnover jig, transfer Mechanism, the second jig pipeline, positive/negative plate intersect stacker mechanism and are used to after plugging together the first, second turnover jig staggered floor divide From.

Preferably, the positive/negative plate be staggeredly stacked mechanism include jig plug together station and jig separation station, controlling Tool, which plugs together, is equipped with the first jig transfer mechanism and the second jig transfer mechanism, the first jig transfer mechanism and the second jig at station Transfer mechanism plugs together the first turnover jig and the second turnover jig staggered floor, and stacking platform is equipped with first at jig separation station Empty jig recycling transfer mechanism, the second empty jig recycling transfer mechanism and battery core unloading device, the first empty jig recycle transfer machine First turnover jig and the second turnover jig are removed jig simultaneously and separate station, electricity by structure and the second empty jig recycling transfer mechanism Core unloading device is used to be taken out on stacking platform by the Naked battery core that positive and negative plate is staggeredly stacked to form.

In this way, positive plate cross cutting envelope all-in-one machine refers on the outside of pole piece for making the first pole piece of envelope, the first pole piece of envelope It is coated with insulating film bag, tab is exposed, while the second pole piece die-cutting machine produces the second pole piece, and the first pole piece of envelope completes It is conveyed afterwards by uniaxial adjustable spacing conveyer belt mechanism into the first turnover jig, the second pole piece can by single shaft after completing It adjusts spacing conveyer belt mechanism to convey into the second turnover jig, is located at the transfer mechanism point of pole piece discharge end (i.e. jig feed end) The the first turnover jig for collecting full first pole piece and the second pole piece turnover jig for collecting full second pole piece are not inhaled by electromagnetism Mode is transferred to anode pole piece jig pipeline and the second jig pipeline, and in certain some embodiment, transfer mechanism passes through machine Tool hand grasp mode shifts turnover jig, and the first jig pipeline and the second jig pipeline respectively control the first turnover Tool and the second turnover jig are delivered to jig discharge end, and the first jig transfer mechanism and the second jig transfer mechanism are respectively by first Turnover jig and second turn of jig plug together station progress staggered floor in jig and plug together, when jig separates station, the first turnover jig It being detached with second turn of jig, positive/negative plate, which is stacked in jig platform, forms naked battery core, and battery core unloading device takes out naked battery core, Go to subsequent processing.

Preferably, the adjustable spacing conveyer belt mechanism of single shaft includes conveyor belt support, and conveyor belt support is equipped with skin Band pipeline, belt conveyor line are connected separately with uniaxial driving mechanism and regulating mechanism, and uniaxial driving mechanism is used for drive belt Pipeline operating, regulating mechanism are used to adjust the distance between belt conveyor line and conveyor belt support.

When work, matches work in belt conveyor line insertion turnover jig, turnover jig under elevating mechanism driving on It rises, after pole piece is sent into first layer laminate by belt conveyor line, turnover jig rises the interval of a laminate, under making from level to level on plate Rise to feed position, under a piece of pole piece be sent into, so analogize.In this way, uniaxial adjustable spacing conveyer belt mechanism is defeated by pole piece for making It is sent on each laminate of turnover jig.

Preferably, it is equipped with support rod in the conveyor belt support, is slidably provided at least one piece on the support rod Removable support plate moves and is arranged with belt transmission line in support plate, and belt transmission line is transported under the driving of uniaxial driving mechanism Row, uniaxial driving mechanism includes driving motor, and the output shaft of driving motor is connect with transmission main shaft, and transmission main shaft is set to conveyer belt In bracket, transmission main shaft is equipped with driving wheel, and driving wheel is held between shifting block, and the driving wheel passes through conveyor belt connection and band The dynamic adjustable supports board ends tensioning wheel that is set to constitutes belt transmission line.

Preferably, the first turnover jig has the first top plate and the first bottom plate, and the first top plate and the first bottom plate are equal Equipped with staggeredly alternate first fork item and the first groove, the second jig has the second top plate and the second bottom plate, the second top plate and the Two bottom plates were equipped with staggeredly alternate the second groove being adapted to the first fork item and the first groove shapes and the second fork item, when first week Turn jig and second and has enough to meet the need the concave-convex splicing of realization after jig plugs together.

In this way, after the first turnover jig and the second turnover jig staggered floor plug together, on a certain turnover jig certain two layer by layer There is negative electrode tab, laminate and positive plate between plate, after the first turnover jig and the second turnover jig detach, negative electrode tab and positive plate Realization is staggeredly stacked.

Preferably, the above under type is laid with several blocks of laminates, phase in the described first turnover jig and the second turnover jig Adjacent two blocks of laminates constitute collecting layer, and the spacing of collecting layer is greater than the sum of laminate and two panels pole piece thickness, and laminate is equipped with for single shaft The notch of adjustable spacing conveyer belt mechanism insertion.

In this way, notch keeps away position for uniaxial adjustable conveying mechanism, item and groove are pitched convenient for the first turnover jig and second Turnover jig more precisely fast plugs together.

Preferably, top plate and bottom plate realize complementation both after the first turnover jig and the second turnover jig plug together Bumps splicing.

In this way, the first turnover jig and the second turnover jig plug together more easily.

Preferably, the transfer mechanism includes transfer bracket, and the transfer bracket is equipped with advance and retreat driving mechanism, is retreated Driving mechanism drives slide to be moved forward and backward along transfer bracket, and slide is equipped with disk lift drive mechanism, disk elevator drive machine Structure driving magnechuck component is moved up and down relative to slide.

In this way, it is different from existing use manipulator transfer, when manipulator transfer is transplanted on another location from a certain position, Comprising many movements, such as translation-decline-release-crawl-rising-translation-decline-release, and transfer mechanism of the present invention, it puts down Shifting-decline-rising-translation-decline, movement is less, and transfer speed is faster.

The beneficial effects of the present invention are: the present invention reduces the waiting time compared with traditional " Z " font lamination process, Automatic operation stacks high-efficient, suitable high-speed production lines.The turnover jig that the present invention uses can be easily accurately by mould Pole piece after cutting rear or cross cutting envelope is quickly collected, and the stacking of multilayer pole piece is disposably completed by detaching turnover jig.Quickly, Precisely and save people's energy conservation.

Detailed description of the invention

Fig. 1 is a kind of production line floor plan for realizing positive and negative plate fast crosstalk overlapping.

Fig. 2 is a kind of production line structure chart for realizing positive and negative plate fast crosstalk overlapping.

Fig. 3 is enlarged drawing at A in Fig. 2.

Fig. 4 is that positive plate is die cut envelope all-in-one machine structure figure in the present invention.

Fig. 5 is cathode pole piece die-cutting machine structure chart in the present invention.

Fig. 6 is uniaxial adjustable spacing conveyer belt mechanism structure chart in the present invention.

Fig. 7 is the transmission main shaft structure chart of uniaxial adjustable spacing conveyer belt mechanism.

Fig. 8 is the schematic diagram of uniaxial adjustable spacing conveyer belt mechanism conveying pole piece.

Fig. 9 is that pole piece is collected the signal in turnover jig by uniaxial adjustable spacing conveyer belt mechanism in a certain embodiment Figure.

Figure 10 is the schematic diagram that unloaded turnover jig is promoted uniaxial adjustable spacing conveyer belt mechanism by jig ejecting mechanism.

Figure 11 is turnover jig structure figure in the present invention.

Figure 12 is transfer mechanism structure chart in the present invention.

Figure 13 is transfer mechanism explosive view in the present invention.

Figure 14 is that positive/negative plate intersects stacker mechanism structure chart in the present invention.

Figure 15 is that the jig of positive/negative plate intersection stacker mechanism plugs together the schematic diagram of station, jig separation station.

Figure 16 is pole piece positioning mechanism structure chart.

Figure 17 is that positive plate turnover jig and negative electrode tab have enough to meet the need the schematic diagram before jig plugs together.

Figure 18 is that positive plate turnover jig and negative electrode tab have enough to meet the need the schematic diagram after jig staggered floor plugs together.

Figure 19 is to have enough to meet the need that jig detaches rear positive plate and negative electrode tab is interlocked the schematic diagram of lamination.

Figure 20 is positive plate and the Naked core strueture figure that negative electrode tab is staggered to form.

Description of symbols: 11. positive plates are die cut envelope all-in-one machine；111. pole piece feed end；112. pole piece discharge end； 114. pole piece coiled strip roller；115. pole piece die cutting mechanism；116. pole piece draws cutting mechanism；117. coating materials roller is isolated on；Under 118. Coating materials roller is isolated；119. isolation film guiding mechanism；120. heat sealing mechanism；121. isolation film cutting mechanism；122. mode pulling is isolated Mechanism；123. uniaxial adjustable spacing conveyer belt mechanism；1231. collateral plate；1232. driving mechanism fixing seat；1233. driving machine Structure；1234. transmission main shaft；1235. conveyer belt；1236. tensioning wheel；1237. removable support plate；1238. sliding tooth；1239. Shifting block；12310. support rod；12311. adjusting rod；12312. wind；12313. driving mechanism support base；12314. tab branch Fagging；12315. directive wheel；124. waste material transfer robot arm；125. garbage collection magazine；12. anode pole piece jig pipeline； 126. jig feed end；127. jig discharge end；128. jig ejecting mechanism；13. cathode pole piece die-cutting machine；14. cathode pole piece Jig pipeline；15. positive/negative plate intersects stacker mechanism；151. stack bracket；152. stacking platform；153. elevating mechanism； 154. first jig transfer mechanisms；155. second jig transfer mechanisms；156. first empty jigs recycle transfer mechanism；157. second Empty jig recycles transfer mechanism；158. battery core unloading devices；159. pole piece positioning mechanism；631. sled drive mechanism；632. sliding Plate；633. bar；1510. jigs plug together station；1511. jigs separate station；16 transfer mechanisms；161. transfer brackets；162. Advance and retreat driving mechanism；163. slide；164. magnechuck components；17. having enough to meet the need jig；171. top plates, 172. laminates；173. laminate Backing plate；174. bottom plate；175. notch；176. fasten parent part；177. clamping screw；80. pole piece；81. positive plate；82. negative electrode tab； 83. Naked battery core；19. positive plate has enough to meet the need jig；20. negative electrode tab has enough to meet the need jig.

Specific embodiment

It please refers to shown in Fig. 1-2 0, the present invention is suitable for about a kind of method for realizing positive and negative plate fast crosstalk overlapping Positive and negative plate is stacked in the manufacture craft to form naked battery core, and method includes: first to distinguish envelope positive plate and negative electrode tab It is collected into positive plate turnover jig 19 and negative electrode tab turnover jig 20, when negative electrode tab turnover jig 20 and positive plate have enough to meet the need jig After 19 staggered floors plug together, pole piece positioning mechanism 159 makes positive/negative plate keep horizontal direction constant, and the first, second empty jig recycling moves Positive plate is had enough to meet the need jig 19 respectively for mounted mechanism 16 and negative electrode tab turnover jig 20 detaches horizontally outward, and positive/negative plate is staggeredly stacked Naked battery core is formed together, and battery core unloading device 158 takes out Naked battery core, is transferred to next station.With traditional " Z " font lamination Technique is compared, and the waiting time is reduced, and automatic operation stacks high-efficient, suitable high-speed production lines.

A kind of production line for realizing positive and negative plate fast crosstalk overlapping, including anode pole piece jig pipeline 12 and cathode Pole piece jig pipeline 14, anode pole piece jig pipeline and cathode pole piece jig pipeline are used to that the week of pole piece will have been collected Turn jig to convey from jig feed end to jig discharge end, anode pole piece jig pipeline 12 and cathode pole piece jig pipeline 14 The jig discharge end 127 of convergence is equipped with the positive/negative plate for being assembled into battery battery core and intersects stacker mechanism 15, the anode pole Piece jig pipeline 12 and cathode pole piece jig pipeline 14 are equipped at least one jig feed end 126 along conveying direction, control Have feed end 126 and be equipped with turnover jig 17, transfer mechanism 16 will have enough to meet the need jig 17 respectively and be die cut envelope all-in-one machine 11 from positive plate It send with the pole piece discharge end 112 of cathode pole piece die-cutting machine 13 to anode pole piece jig pipeline 12 and cathode pole piece jig pipeline 14 jig feed end 126.

In order to improve the production efficiency, in some implementations, jig turnover pipeline 14 is the double-deck pipeline, and upper layer is fully loaded Jig pipeline is had enough to meet the need, lower layer is that unloaded turnover jig recycles pipeline, and in some implementations, upper layer is that unloaded turnover jig is defeated Line sending, lower layer are that fully loaded turnover jig recycles pipeline, with specific reference to other equipment layout and adjust, the double-deck circulation conveying line Solid space is sufficiently used, practical operation area occupied is reduced, simple and compact for structure, design is reasonable and practical, facilitates simplification Operation is effectively connected film-making and lamination process, provides the possibility of faster efficiency for subsequent lamination process, effectively improves production effect Rate reduces production cost.In the present embodiment, when zero load turnover jig is recycled to jig feed end, jig ejecting mechanism 128 will Zero load turnover jig promotes pole piece to collect station (i.e. pole piece discharge end), makes the conveying of uniaxial adjustable spacing conveyer belt mechanism 123 With in the notch into turnover jig.The double-deck different directions conveying is those skilled in the art's conventional technical means, is not existed herein Jig conveying cable architecture is described in detail.

In order to further increase production efficiency, in certain implementations, anode pole piece jig pipeline 12 and cathode pole piece are controlled Tool pipeline 14 is arranged in parallel, and is respectively equipped with two jig feed ends 126, anode pole piece jig in pipeline head end and middle part The jig feed end 126 of pipeline 12 and cathode pole piece jig pipeline 14 is staggered, 12 He of anode pole piece jig pipeline The jig feed end 126 of cathode pole piece jig pipeline 14 is respectively equipped with positive plate cross cutting envelope all-in-one machine 11 and cathode pole piece mould Machine 13 is cut, positive plate is die cut envelope all-in-one machine 11 and cathode pole piece die-cutting machine 13 is staggered to be formed.

In order to reduce occupied area, in certain implementations, cathode pole piece jig pipeline 14 includes a longitudinal portion and one Lateral part, longitudinal portion are arranged in parallel with anode pole piece jig pipeline 12, and lateral part is transversely to the machine direction part, and it is controlled Tool discharge end collects with anode pole piece jig pipeline 12, and two strip transmission lines enclose semiclosed loop wire, and cathode pole piece jig is defeated The linking conveying of turnover jig 17 is realized between the longitudinal portion and a lateral part of line sending 14 by transfer mechanism 16.

In order to improve lamination efficiency, the automated production of Naked battery core is realized, positive plate cross cutting envelope all-in-one machine 11 is for making Positive plate, and make to be coated with insulating film bag on the outside of anode pole piece, positive plate be die cut envelope all-in-one machine 11 from pole piece feed end 111 to Pole piece discharge end 112 is successively arranged pole piece coiled strip roller 114, pole piece guiding and deviation correction mechanism, pole piece die cutting mechanism 115, pole piece and leads Draw cutting mechanism 116, insulation coating materials roller, insulating film guiding mechanism, heat sealing mechanism 120, cutting mechanism, insulator die traction mechanism, The insulation coating materials roller includes upper nonconductive Film material roller and lower insulation coating materials roller, and upper nonconductive Film material roller and lower insulation coating materials roller are located at Two sides above and below insulating film guiding mechanism.

Insulating film cutting mechanism rear end is equipped with waste material transfer robot arm 124, is equipped with below waste material transfer robot arm 124 Garbage collection magazine 125.

Anode pole piece material volume is placed on pole piece coiled strip roller 114, and after unreeling, anode pole piece material strip, which sequentially enters guiding and has, to be entangled Inclined mechanism, pole piece die cutting mechanism 115, pole piece draw cutting mechanism 116, and anode pole piece material strip is introduced into pole piece die cutting mechanism 115, Two sides of the die-cutting mould blank band of pole piece die cutting mechanism 115 are the opposite side of tab end and tab, pole piece traction on one side Cutting mechanism 116 draws pole piece and goes ahead, and is cut into blocks of pole piece, forms positive plate, and pole piece material volume unreels simultaneously, Upper and lower insulating film material volume blowing, insulating film keep upper and lower insulating film laminating in anode pole piece respectively by insulating film guiding mechanism Upper and lower surface, the anode pole piece after cutting is driven by upper and lower insulating film enters heat sealing mechanism 120, and positive plate is sandwiched in above and below at this time Between insulating film, heat sealing mechanism 120 seals the insulating film of anode pole piece surrounding, forms a closed pocket shape, just Pole piece is by " threading " pocket, therefore referred to as envelope.Anode pole piece after envelope continues to move ahead, and traction is to off-position through cutting Breaking mechanism cutting forms envelope positive plate, and envelope positive plate enters uniaxial adjustable spacing conveyer belt mechanism 123, adjustable uniaxial Envelope positive plate is collected in positive plate turnover jig away from conveyer belt mechanism 123, waste material transfer robot arm 124 shifts waste material To waste material box.

In order to improve lamination efficiency, realization Naked battery core automated production, cathode pole piece die-cutting machine 13 is used to make negative electrode tab, Cathode pole piece die-cutting machine 13 includes that pole piece coiled strip roller 114, guiding are successively arranged from pole piece feed end 111 to pole piece discharge end 112 And deviation correction mechanism and pole piece die cutting mechanism 115, pole piece draw cutting mechanism 116, cathode pole piece material volume is placed in pole piece coiled strip roller It on 114, after unreeling, after cathode pole piece material strip is pulled into pole piece die cutting mechanism 115, cuts off, is formed negative by cutting mechanism Pole piece, negative electrode tab enter uniaxial adjustable spacing conveyer belt mechanism 123, and uniaxial adjustable spacing conveyer belt mechanism 123 receives negative electrode tab In negative electrode tab turnover jig, positive plate cross cutting envelope all-in-one machine 11 and the difference of cathode pole piece die-cutting machine 13 are collection, the former Make envelope positive plate, the latter makes negative electrode tab, the pole piece feedstock direction of the two on the contrary, anode pole piece and cathode pole piece tab Position mirror image after positive plate is die cut the production positive plate of envelope all-in-one machine 11, makes to be coated with insulating film bag, cathode on the outside of anode pole piece Pole piece die-cutting machine 13 is only die cut and forms negative electrode tab.

Pole piece coiled strip roller 114, guiding and deviation correction mechanism, pole piece die cutting mechanism 115, pole piece traction cutting mechanism 116, insulation Coating materials roller, insulating film guiding mechanism, insulating film heat sealing mechanism 120, insulating film cutting mechanism, insulator die traction mechanism, waste material turn Manipulator 124 is moved, garbage collection magazine 125 is that pole piece produces conventional equipment, which be not described in detail.

In order to improve lamination efficiency, the automated production of Naked battery core is realized, uniaxial adjustable spacing conveyer belt mechanism 123 is set to pole Piece discharge end is transported to for positive plate to be die cut the pole piece that envelope all-in-one machine or cathode pole piece die-cutting machine are produced in turnover jig It on 17 each laminate 172, prepares for subsequent quick lamination, uniaxial adjustable spacing conveyer belt mechanism 123 includes conveyer belt branch Frame, conveyor belt support are equipped with uniaxial driving mechanism 1233, belt conveyor line and regulating mechanism, uniaxial driving mechanism 1233 and are used for The operating of drive belt pipeline, regulating mechanism are used to adjust the distance between belt conveyor line and conveyor belt support.

Conveyor belt support includes two sides supporting plate 1231, and no less than two branch are connected between the two sides supporting plate 1231 Strut 12310, support rod can adjust quantity according to carrying product specification, can use three, four etc., the support rod Two sides supporting plate 1231 and the locking connection of support rod 12310 are formed conveyor belt support by screw by the tapped hole in 12310 both ends, At least one piece of removable support plate 1237 is slidably provided with by linear bearing 1236 on the support rod 12310, it is described can Mobile support plate 1237, which extends through, is equipped with the adjusting rod 12311 parallel with support rod 12310, in one end of adjusting rod 12311 It is connected with wind 12312, the outside of collateral plate 1231 is arranged in the wind 12312, for driving 12311 turns of adjusting rod Dynamic, the adjusting rod 12311 connects and removable support plate 1237 is driven to move along support rod 12310, moves support plate Belt transmission line is arranged on 1237；

Uniaxial driving mechanism 1233 include transmission main shaft 1234, transmission main shaft 1234 be set to collateral plate 1231 between and with branch Strut 12310 is parallel, and 1234 one end of transmission main shaft is mounted on driving mechanism support base 12313 by rolling bearing 1236, passes Dynamic main shaft 1234 is connect with the shaft of driving motor, and the driving motor is fixedly mounted on side by driving mechanism fixing seat 1232 On supporting plate 1231；Driving wheel 1238 is equipped on transmission main shaft 1234, driving wheel 1238 is held between shifting block, the driving wheel 1238 connected by conveyor belt and drive be set to adjustable supports board ends tensioning wheel 1236 constitute belt transmission line, convey skin Band can be belt or synchronous belt or woven belt or antistatic belt etc., and driving motor drives transmission main shaft 1234 to rotate, thus Driving wheel 1238 is driven to be driven, driving wheel 1238 drives the tensioning wheel 1236 of adjustable supports board ends to rotate, so that belt be made to pass Line sending rotation, wind drive adjusting rod rotation, so that removable support plate be made to slide along support rod, move support plate and drive Shifting block pushes driving wheel to move along transmission main shaft, thus at a distance from realizing adjusting belt transmission line between transfer gantry.

Belt transmission line can use single conveyor belt, can also use two conveyor belts, or more convey skin Band is constituted, and depending on conveying products of different specifications, in the present embodiment, in order to keep conveying steady, belt transmission line includes the One conveyor belt and Article 2 conveyor belt, transmission main shaft 1234 are equipped with the first, second driving wheel 1238, support rod 12310 are equipped with the first, second removable support plate 1237, and first article of conveyor belt and Article 2 conveyor belt are respectively fitted over the In one removable support plate 1237 and the second removable support plate 1237, belt transmission line realizes synchronous turn under single shaft driving Dynamic, refer specifically to: driving motor drives transmission main shaft 1234 to rotate, and covers two driving wheels on transmission main shaft 1234 to drive 1238 transmissions, so that the first conveyor belt and the second conveyor belt be made to operate synchronously.When transmission, envelope positive plate or negative electrode tab into Enter and belt conveyor line is formed by by the first conveyor belt and the second conveyor belt, driving motor rotates transmission main shaft 1234 and drives Driving wheel 1238 is driven, so that the first conveyor belt and the second conveyor belt be driven to rotate synchronously, the pole piece of small dimension is sent to It has enough to meet the need on the laminate 172 in jig 17, when pole piece becomes large-sized, shakes wind 12312 and adjusted by the rotation of adjusting rod 12311 The spacing between collateral plate 1231 and removable support plate 1237 is saved, support plate 1237 is moved and is moved along support rod 12310 or so Dynamic, support plate drives shifting block 1239 that driving wheel 1238 is pushed to move left and right along transmission main shaft 1234, to change the first conveying skin The spacing of band and the second conveyor belt can transmit big specification pole piece, since the first conveyor belt and the second conveyor belt are distinguished It with wind 12312, can individually or simultaneously adjust, to realize the spacing tune of the first conveyor belt and the second conveyor belt Whole, the difference that inventive belt pipeline is conveyed with conventional belt is: the present invention is realized using same root transmission main shaft 1234 Two conveyor belts rotate synchronously, meanwhile, existing conveyor belt is fixed on the rack by roller support, and the present invention is logical It is fixed to cross adjustable supports board ends tensioning wheel 1236, when installing conveyor belt, does not need disassembly roller bearing, it is only necessary to be inserted in just It can.

For the guiding of conveyor belt, it is equipped with directive wheel 12315 in driving wheel two sides, directive wheel 12315 is sandwiched between shifting block, Therefore in mobile removable support plate, it is mobile simultaneously that shifting block pushes driving wheel, directive wheel, thus realize adjust conveyor belt and Distance between transfer gantry.

Uniaxial adjustable spacing conveyer belt mechanism 123 is equipped with tab support plate 12314.Tab support plate 12314 is for branch Tab is supportted, keeps pole piece conveying more stable, and prevent tab from deforming during transportation.

Having enough to meet the need jig 17 is the jig that can combine dismounting, in film-making process, when which is used to collect pole piece, as week Turn jig use, in lamination process, intersects stacker mechanism for positive/negative plate and carry out positive and negative anodes and interlock lamination, need to plug together reality The anode turnover jig and cathode of existing concave-convex splicing have enough to meet the need jig, and anode turnover jig and cathode turnover jig are space crossed and again It mutually staggers, realizes that staggered floor plugs together, turnover jig includes the top plate 171 from top to bottom set gradually, 172 and of several laminates Bottom plate 174,172 spacing of laminate are greater than the sum of laminate 172 and two panels pole piece thickness.Top plate 171, several laminates 172 and bottom plate 174 are combined by fastening parent part 176 and 177 clinching of clamping screw, are fastened and are used bolt between parent part 176 and clamping screw 177 Group connection avoids by the way of welding, makes to have enough to meet the need 17 installing and dismounting of jig faster, versatility is stronger, and reuse rate is higher. To make laminate 172 consolidate easy processing, it is equipped with laminate backing plate 173 below laminate 172, laminate 172 and laminate backing plate 173 can be integrated Formula structure can also be two-piece structure, wherein fastening parent part 176 is internal screw thread, locks entire group with clamping screw 177 When part, laminate 172 and 173 quantity difference of laminate backing plate, it can be adjusted with clamping screw 177 into the depth fastened in parent part 176 It is whole, remain locking.Top plate 171, laminate 172 and bottom plate 174, which are equipped at least one in corresponding position, has opening Notch 175, specifically: top plate 171,172 structure of laminate are identical, top plate 171 include with opening framework, the framework by First moulding, the second moulding, third moulding head and the tail connection are formed, and the first moulding and third moulding are set to the second moulding two sides, the Two mouldings are extended with several fork items and/or groove towards opening, form top plate 171 forked, and the fork length is greater than the first frame Item, the second moulding length, positive plate have enough to meet the need jig 19 and negative electrode tab turnover jig 20 when staggered floor plugs together, top plate 171, bottom plate The complementary concave-convex splicing of 174 fork item and/or groove.

Positive plate turnover jig 19 is similar with negative electrode tab turnover 20 structure of jig, and difference is: positive plate has enough to meet the need jig 19 With 175 position mutual dislocation of the notch setting of negative electrode tab turnover jig 20, i.e. the two top plate 171 and floor space intersection and again phase It is mutually staggered, positive plate has enough to meet the need the notch yin-yang cooperation of jig 19 and negative electrode tab turnover jig 20, i.e., one recessed one convex, works as anode After piece turnover jig 19 and negative electrode tab turnover 20 staggered floor of jig plug together, the two laminate 172 is staggered floor, the two of same turnover jig Between laminate, envelope positive plate, laminate 172, negative electrode tab are staggeredly stacked, top plate and the complementary concave-convex splicing of bottom plate.The slot of laminate 172 Keep away position of the mouth for uniaxial adjustable conveying mechanism, therefore the veneer structure of positive plate turnover jig 19 and negative electrode tab turnover jig 20 It may be the same or different, as long as support pole piece function can be formed.

The location hole protruded into for pole piece positioning mechanism is equipped in any groove, it is fixed that laminate 172 is equipped in opposite position Position hole.Top plate 171 and the notch of bottom plate opening are also used for keeping away for uniaxial adjustable conveying mechanism other than realizing cooperation yin-yang and plugging together Position, uniaxial adjustable conveying mechanism conveyor belt insert in notch, are collected in pole piece per in plate layer by layer, location hole is for when stacking Pole piece positioning mechanism keeps away position.A piece of pole piece or one group of pole piece (positive and negative anodes) can be stored on per plate 172 layer by layer.The pole piece number of battery core Amount determines the quantity of this jig laminate 172.

It has enough to meet the need jig 17 and lifting is realized by elevating mechanism 153, cooperate with uniaxial adjustable spacing conveyer belt mechanism 123, it is real Existing multi-disc pole piece is collected, and pole piece is along conveyer belt 1235 into after having enough to meet the need jig 17, and pole piece is fallen on highest laminate 172, at this time Elevating mechanism 153 makes to have enough to meet the need one layer of the rising of jig 17, is only fallen on second layer laminate 172 again with the latter pole piece of previous pole piece, So analogize, turnover jig 17 is filled per after plate 172 layer by layer, and it is defeated that transfer mechanism 16 will have enough to meet the need the immigration anode pole piece jig of jig 17 Line sending 12 or cathode pole piece jig pipeline 14, pipeline convey the turnover jig 17 of fully loaded pole piece from jig feed end 126 To jig discharge end 127, positive/negative plate is equipped in jig discharge end 127 and intersects stacker mechanism 15,

Positive/negative plate is staggeredly stacked mechanism, separates for pole piece with turnover jig, so that positive/negative plate is staggeredly stacked, including heap Folded bracket 151, the stacking bracket 151 are equipped with elevating mechanism 153, and elevating mechanism 153 is equipped with stacking platform 152, heap Folded platform 152 plugs together in jig and is equipped with the first jig transfer mechanism 154 and the second jig transfer mechanism 155 at station 1510, the Positive plate is successively had enough to meet the need jig 19 and negative electrode tab turnover jig by one jig transfer mechanism 154 and the second jig transfer mechanism 155 20 are transplanted on stacking platform 152, and stacking platform 152 drops to jig separation station 1511, and stacking platform 152 separates work in jig The first empty jig recycling transfer mechanism 157 of empty jig recycling transfer mechanism 156, second and battery core unloading device are equipped at position 1511 158, the first empty jig recycling transfer mechanism 156 and the second empty jig recycling transfer mechanism 157 are set to stacking platform two sides, are used for Positive plate is had enough to meet the need into jig 19 simultaneously and negative electrode tab turnover jig 20 removes stacking platform, battery core unloading device 158, which is set to, to be stacked Platform side, for will be taken out on stacking platform by the Naked battery core that positive and negative plate is staggeredly stacked to form.

It is additionally provided with pole piece positioning mechanism 159 on the stacking bracket 151, pole piece is determined in positive/negative plate two sides Position, after positive plate has enough to meet the need jig 19 and negative electrode tab turnover jig 20 detaches, positive plate and negative electrode tab do not shift and can be just It is stacked.

Elevating mechanism 153 drives stacking platform decline, and turnover jig plugs together station to jig from jig and separates station 1511 In the process, pole piece positioning mechanism 159 pierces into notch 175, and bar carries out positioning blocking to pole piece two sides, and bar makes pole piece keep former Position in horizontal direction is constant, when positive plate is had enough to meet the need jig 19 and negative electrode tab turnover respectively by empty jig recycling transfer mechanism 16 When 20 level of jig is taken away, envelope positive plate and alternating between negative and positive be stacked on stacking platform 152 of negative electrode tab form naked battery core, battery core Unloading device 158 protrudes into stacking platform 152 and takes out naked battery core.

Specifically: pole piece positioning mechanism includes sled drive mechanism 631, and sled drive mechanism 631 drives slide plate 632 fixed Position is moved forward and backward in hole, and slide plate 632 is equipped with bar 633, and the positive plate turnover jig 19 and negative electrode tab turnover after plugging together are controlled During tool 20 drops to jig separation station, turnover jig decline falls into bar 633, does not reach jig separation station Before, bar 633 avoids bar 633 from damaging pole piece 80 far from pole piece 80, after dropping to jig separation station, slide plate driving machine Structure 631 drives slide plate 632 to keep out bar 633, and at 80 edge of pole piece of 80 inlet port of pole piece far from turnover jig, (i.e. gear exists The opening of top plate groove), to make pole piece 80 keep horizontal direction position constant when detaching turnover jig.

Transfer mechanism 16, including transfer bracket 161, the transfer bracket 161 are equipped with advance and retreat driving mechanism 162, disk Lift drive mechanism and magnechuck component 164, advance and retreat driving mechanism 162 are mounted on transfer bracket by mould group mounting plate 1616 On 161, advance and retreat driving mechanism connect with disk lift drive mechanism and disk lift drive mechanism is driven to move up in the horizontal direction Dynamic, the advance and retreat driving mechanism is by motor-driven mobile die set, and mobile die set includes slide, motor driven Slide is moved forward and backward (mobile die set is existing structure, is no longer described in detail herein) along transfer bracket 161, and disk lifting is driven Motivation structure is set on slide 163 and moves with it, and disk lift drive mechanism connect with magnechuck component 164 and drives electromagnetism Suction cup assembly 164 is gone up and down in a longitudinal direction, and the disk lift drive mechanism includes lifting assembly, lifting 1613 and of bottom plate It goes up and down top plate 1611, lifting guide pillar, disk and goes up and down fixed plate 1615, the disk lifting fixed plate 1615 is set to slide 163 On, the lifting assembly includes screw rod 165, and screw rod first end 1617 is rotationally installed in disk lifting fixed plate 1615, Screw rod second end passes through lifting top plate and is rotationally installed on motor base 166, and is pierced by the change of 166 connection gear of motor base Fast case 167, speed-changing gear box 167 are connect with motor 168, and motor base 166 is set in disk lifting fixed plate 1615, screw rod spiral shell Mother is fixed on lifting top plate and moves up and down along screw rod, and lifting guide pillar is arranged in parallel with screw rod 165, is passed through by linear bearing Disk goes up and down fixed plate 1615 and is set between lifting bottom plate 1613 and lifting top plate 1611.The quantity of lifting guide pillar can be one Root, two or several, during this implementation is novel, in order to make more stable lifting, the lifting guide pillar has 4, is respectively arranged at Go up and down four vertex of top plate 1611；Described 1610 one end of lifting guide pillar passes through disk by linear bearing and goes up and down fixed plate It after 1615, is connected on corresponding lifting 1613 position of bottom plate, the disk lifting fixed plate 1615 is equipped with lifting Buffer 1614, magnechuck component 164 are set on lifting bottom plate 1613, and magnechuck component 164 includes power supply unit (in figure Do not indicate) and the electromagnetic disc that is electrically connected with power supply unit, magnechuck component 164 is conventional equipment, and the structure is no longer detailed Explanation.

In this way, feed screw nut 1612 is mounted on lifting top plate 1611, motor 168 drives silk by speed-changing gear box 167 When bar 165 rotates, feed screw nut 1612 moves up and down on screw rod, will drive lifting top plate 1611 and moves up and down, goes up and down top plate 1611 drive lifting bottom plate 1613 to move up and down by lifting guide pillar 1610, to realize that magnechuck component 164 moves up and down. When nut rises when high point, sucker is mentioned high point.When nut drops to the bottom end of screw rod, sucker is lowered into Lift action is played in bottom.Lifting buffer 1614 preferably improves disk lifting fixed plate 1615 and lifting bottom plate 1613 Between buffer function, so that the bring effect of jolting during transferring jig is efficiently absorbed, avoid making because of impact jig de- From sucker.

After turnover jig is fully loaded, disk lift drive mechanism 165 makes the decline of magnechuck component 164 that turnover jig be sucked Successively rise after 17, until highest order, advance and retreat driving mechanism 162 drives slide 163 to be moved to positive pole by jig feed end 126 On piece jig pipeline 12 or cathode pole piece jig pipeline 14, to realize the turnover jig turnover for collecting pole piece.Certain In embodiment, advance and retreat driving mechanism 162 drives slide 163 to be moved to positive/negative plate intersection stacker mechanism by jig discharge end 127 15.Manipulator can be used in transfer mechanism 16 in certain implementations, but the present invention inhales mode using electromagnetism and transfers, and is different from manipulator Transfer, when manipulator transfer is transplanted on another location from a certain position, it includes many movements, such as translation-decline-release- Crawl-rising-translation-decline-release, and transfer mechanism of the present invention, translation-decline-rising-translation-decline, movement is less, Transfer speed is faster.

Production line working principle of the present invention: positive plate cross cutting envelope all-in-one machine 11 is for making envelope positive plate, and envelope is just Pole piece, which refers to, is coated with insulating film bag on the outside of anode pole piece, and tab is exposed, while cathode pole piece die-cutting machine 13 produces negative electrode tab, envelope Bag positive plate is conveyed by uniaxial adjustable spacing conveyer belt mechanism 123 into positive plate after completing to be had enough to meet the need in jig 19, is passed through The two cooperation, envelope positive plate accurate positioning provide a strong guarantee for subsequent quick lamination, and negative electrode tab passes through list after completing Axis is adjustable, and spacing conveyer belt mechanism 123 is conveyed into negative electrode tab turnover jig 20, after turnover jig is fully loaded, is located at jig and is fed Positive plate is had enough to meet the need jig 19 and negative electrode tab turnover jig 20 by way of electromagnetism suction or machinery respectively by the transfer mechanism 16 at end 126 Hand mode is transferred to anode pole piece jig pipeline 12 and cathode pole piece jig pipeline 14, in the present embodiment, transfer mechanism 16 Using magnechuck modularity, anode pole piece jig pipeline 12 and cathode pole piece jig pipeline 14 are respectively by positive plate week Turn jig 19 and negative electrode tab turnover jig 20 is delivered to jig discharge end 127, when having enough to meet the need jig arrival jig discharge end, first Positive plate turnover jig 19 is first transferred to stacking platform 152 (jig plugs together station 1510) by jig transfer mechanism 154, and second controls Having transfer mechanism 155 drives negative electrode tab turnover jig 20 to be inserted into positive plate turnover jig 19, and stacking platform 152 drops to jig Station 1511 is separated, pole piece positioning mechanism, which enters in turnover jig, positions pole piece, and the first empty jig recycles transfer mechanism 156 and second empty jig recycling transfer mechanism 157 positive plate is had enough to meet the need into jig 19 simultaneously and negative electrode tab turnover jig 20 detaches, and It is transferred to anode pole piece jig pipeline 12 and cathode pole piece jig pipeline 14, envelope positive plate and negative electrode tab heap alternating between negative and positive It is stacked on stacking platform 152 and forms naked battery core, battery core unloading device 158 protrudes into stacking platform 152 and takes out naked battery core, anode pole piece Unloaded turnover jig is transmitted back to jig feed end, jig kickoff mechanism by jig pipeline 12 and cathode pole piece jig pipeline 14 Structure 128 shifts unloaded jig onto pole piece discharge end and continues to collect pole piece.

The Naked battery core 83 made by this production line includes that at least one layer of 82, one layers of positive plate 81 of negative electrode tab are staggeredly stacked Together；A side of the positive plate has positive pole ear, and a side of the negative electrode tab has negative lug, the positive plate Outside is coated with positive insulating film, and under regular situation, negative electrode tab 82 is more a piece of than positive plate more than 81, i.e., first is negative electrode tab 82, Last a piece of and negative electrode tab 82.It is more a piece of than negative electrode tab more than 82 to be also possible to positive plate 81.

It can easily accurately will be after cross cutting or mould the beneficial effects of the present invention are: the turnover jig that the present invention uses Pole piece after cutting envelope is quickly collected, and the stacking of multilayer pole piece is disposably completed by detaching turnover jig.Quickly, precisely and save People's energy conservation.

Embodiment of above be only preferred embodiments of the present invention will be described, not to the scope of the present invention into Row limits, and without departing from the spirit of the design of the present invention, this field ordinary engineering and technical personnel is to technical side of the invention The various changes and improvements that case is made, should fall within the scope of protection determined by the claims of the present invention.

Claims (9)

1. a kind of method for realizing positive and negative plate fast crosstalk overlapping, it is characterised in that: its method includes: first by envelope first Pole piece and the second pole piece are collected into respectively in the first pole piece turnover jig and the second pole piece turnover jig, when the turnover of the first pole piece is controlled After tool and the second pole piece turnover jig staggered floor plug together, after the first pole piece is had enough to meet the need jig and the turnover jig separation of the second pole piece, envelope The first pole piece of bag and the second pole piece are staggeredly stacked forms Naked battery core together.

2. a kind of method for realizing positive and negative plate fast crosstalk overlapping according to claim 1, it is characterised in that: in pole Before piece is separated with turnover jig, pole piece positioning mechanism makes pole piece keep horizontal direction position constant.

3. it is a kind of realize positive and negative plate fast crosstalk overlapping production line, it is characterised in that: include: including the first producer agency, Second producer agency and set on the positive/negative plate of the first producer agency and second producer agency's junction intersect stacker mechanism, institute Stating the first producer agency includes the first pole piece cross cutting envelope all-in-one machine set gradually, uniaxial adjustable spacing conveyer belt mechanism, the First pole piece is die cut envelope one by one turnover jig, transfer mechanism, the first jig pipeline, uniaxial adjustable spacing conveyer belt mechanism The first pole piece of envelope that body mechanism is made is collected in the first turnover jig, and the first turnover jig is transferred to first and controlled by transfer mechanism Has pipeline, the second producer agency includes the second pole piece die-cutting machine set gradually, uniaxial adjustable spacing conveyer belt mechanism, second Jig, transfer mechanism, the second jig pipeline are had enough to meet the need, positive/negative plate intersects stacker mechanism and is used to have enough to meet the need jig for first, second Staggered floor separates after plugging together.

4. a kind of production line for realizing positive and negative plate fast crosstalk overlapping according to claim 3, it is characterised in that: institute The positive/negative plate the stated mechanism that is staggeredly stacked includes that jig plugs together station and jig separation station, plugs together in jig and is equipped with the at station One jig transfer mechanism and the second jig transfer mechanism, the first jig transfer mechanism and the second jig transfer mechanism have enough to meet the need first Jig and the second turnover jig staggered floor plug together, and the first empty jig recycling transfer mechanism, second empty is equipped at jig separation station Jig recycles transfer mechanism and battery core unloading device, and the first empty jig recycling transfer mechanism and the second empty jig recycle transfer mechanism While the first turnover jig and the second turnover jig are removed into jig and separate station, battery core unloading device is used for will be in stacking platform On the Naked battery core that is staggeredly stacked to form by positive and negative plate take out.

5. a kind of production line for realizing positive and negative plate fast crosstalk overlapping according to claim 3, it is characterised in that: institute The adjustable spacing conveyer belt mechanism of single shaft stated includes conveyor belt support, and conveyor belt support is equipped with belt conveyor line, Belt Conveying Line is connected separately with uniaxial driving mechanism and regulating mechanism, and uniaxial driving mechanism is operated for drive belt pipeline, adjusts machine Structure is used to adjust the distance between belt conveyor line and conveyor belt support.

6. a kind of production line for realizing positive and negative plate fast crosstalk overlapping according to claim 4, it is characterised in that: institute It is equipped with support rod in the conveyor belt support stated, is slidably provided at least one piece of removable support plate on the support rod, it is removable Belt transmission line is arranged in dynamic support plate, belt transmission line is run under the driving of uniaxial driving mechanism, uniaxial driving mechanism packet Driving motor is included, the output shaft of driving motor is connect with transmission main shaft, and transmission main shaft is set in conveyor belt support, on transmission main shaft Equipped with driving wheel, driving wheel is held between shifting block, and the driving wheel, which is connected and driven by conveyor belt, is set to adjustable supports Board ends tensioning wheel constitutes belt transmission line.

7. a kind of production line for realizing positive and negative plate fast crosstalk overlapping according to claim 3, it is characterised in that: institute The the first turnover jig stated has the first top plate and the first bottom plate, and the first top plate and the first bottom plate are equipped with staggeredly alternate first Item and the first groove are pitched, the second jig has the second top plate and the second bottom plate, and the second top plate and the second bottom plate are equipped with staggeredly phase Between with the first fork item and the second groove for be adapted to of the first groove shapes and the second fork item, when the first turnover jig and second has enough to meet the need and controls Tool realizes concave-convex splicing after plugging together.

8. a kind of production line for realizing positive and negative plate fast crosstalk overlapping according to claim 3, it is characterised in that: institute The above under type is laid with several blocks of laminates in the first turnover jig and the second turnover jig stated, and adjacent two blocks of laminates, which are constituted, to be collected Layer, the spacing of collecting layer are greater than the sum of laminate and two panels pole piece thickness, and laminate is equipped with for uniaxial adjustable spacing conveyer belt mechanism The notch of insertion.

9. a kind of production line for realizing positive and negative plate fast crosstalk overlapping according to claim 3, it is characterised in that: institute The transfer mechanism stated includes transfer bracket, and the transfer bracket is equipped with advance and retreat driving mechanism, and advance and retreat driving mechanism drives slide It is moved forward and backward along transfer bracket, slide is equipped with disk lift drive mechanism, and disk lift drive mechanism drives magnechuck group Part is moved up and down relative to slide.