CN115158751A

CN115158751A - Soft packet of lithium cell diolame equipment

Info

Publication number: CN115158751A
Application number: CN202211092041.9A
Authority: CN
Inventors: 彭敏
Original assignee: Suzhou Sunasia Precision Machinery Co ltd
Current assignee: Suzhou Sunasia Precision Machinery Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-10-11

Abstract

The invention relates to the technical field of coating mechanisms, in particular to a soft package lithium battery coating device, which comprises a rack; the edge covering mechanism comprises a first linear driver and a compression roller assembly, the first linear driver is fixedly installed on the rack, the compression roller assembly comprises a first installation rack, a second installation rack, a connecting rod, a first rotating shaft and a roller wheel, the first installation rack and the second installation rack are both installed on the rack in a sliding mode, the first installation rack and the second installation rack are respectively in transmission connection with the driving ends of the two first linear drivers, the first installation rack and the second installation rack are fixedly connected through the connecting rod, the first rotating shaft is rotatably installed on the first installation rack, and the roller wheel is sleeved on the first rotating shaft; still include tilting mechanism and feeding mechanism. This application can be continuous transportation lithium cell and membrane material, through laminating the membrane material on the lithium cell, can go on in succession lithium cell pad pasting, has improved production efficiency, and degree of automation is high.

Description

Soft packet of lithium cell diolame equipment

Technical Field

The invention relates to the technical field of coating mechanisms, in particular to a soft package lithium battery coating device.

Background

A lithium ion battery is a type of secondary battery that mainly operates by movement of lithium ions between a positive electrode and a negative electrode. In order to prevent the surface of the battery from being scratched in the process of processing or transporting, a layer of thin film needs to be coated on the surface of the battery, and most of the existing coating is carried out manually, but the manual operation error is large, and the efficiency is low.

Therefore, the chinese patent CN202122231346.0 discloses an automatic coating mechanism for large batteries, which is characterized in that when in use, after the two unreeling assemblies release the tape material, the two film material pulling assemblies respectively clamp and fix the ends of the film material and pull the film material to the film sticking module; after the membrane is adsorbed and fixed by the membrane adsorbing plate, the membrane adsorbed on the membrane adsorbing plate is cut off and separated from the unreeling assembly by the membrane cutting assembly; the two rotating assemblies respectively drive the two film absorbing plates to rotate, the two film absorbing plates are opposite to each other, and the battery traction assembly drives the battery to penetrate through the two film sticking modules and simultaneously presses and sticks the two films on two surfaces of the battery through corresponding compression rollers; the synchronous film pasting of a large battery is realized, and the processing efficiency of lithium battery production is improved.

The above patents and prior art also suffer from the following deficiencies:

unable continuous completion membrane material transmission, lithium cell transmission and the processing of lithium cell pad pasting among the prior art, degree of automation is low, needs artifical supplementary, and machining efficiency is low, need carry the processing position with the lithium cell, needs artifical upset lithium cell to each face pad pasting of lithium cell when the pad pasting, and intensity of labour is high, wastes time and energy to machining efficiency has been reduced.

Disclosure of Invention

Based on this, it is necessary to provide a soft package lithium battery enveloping device aiming at the problems in the prior art.

In order to solve the problems of the prior art, the invention adopts the technical scheme that:

a soft package lithium battery coating device comprises a rack; the lithium battery pack edge covering mechanism comprises a first linear driver and two compression roller assemblies, the two first linear drivers are fixedly mounted on a rack, each compression roller assembly comprises a first mounting frame, a second mounting frame, a connecting rod, a first rotating shaft and a roller, the first mounting frames and the second mounting frames are slidably mounted on the rack, the first mounting frames and the second mounting frames are respectively in transmission connection with driving ends of the two first linear drivers, the first mounting frames and the second mounting frames are fixedly connected through the connecting rods, the first rotating shafts and the rollers are respectively provided with two first rotating shafts, the two first rotating shafts are respectively rotatably mounted on the first mounting frames and the second mounting frames, and the rollers are sleeved on the first rotating shafts; the battery coating equipment further comprises a turnover mechanism for turning over the lithium battery and a feeding mechanism for providing a coating material, wherein the turnover mechanism and the feeding mechanism are both mounted on the rack.

Preferably, the compression roller assembly further comprises four supporting blocks and four elastic pieces, the two supporting blocks and the four elastic pieces are arranged on the first mounting frame and the second mounting frame in a sliding mode, two ends of the first rotating shaft are fixedly connected with the supporting blocks respectively, two ends of the two elastic pieces are fixedly connected with the supporting blocks and the first mounting frame respectively, and two ends of the other two elastic pieces are fixedly connected with the supporting blocks and the second mounting frame respectively.

Preferably, tilting mechanism includes fixed part, connecting portion, folding portion, upset drive assembly and supplementary fixed suction cup, and fixed part fixed mounting is in the frame, and the both ends of connecting portion are articulated with fixed part and folding portion respectively, and upset drive assembly fixed mounting is in the frame, and upset drive assembly's drive end and folding portion transmission are connected.

Preferably, upset drive assembly includes the arc guide rail, the slide bar, rotatory gear, the rack, first mount pad, spacing post and first rotary actuator, arc guide rail fixed mounting is in the frame, slide bar slidable mounting is on the arc guide rail, the slide bar is rotatable to be installed on the folding portion, rotatory gear is fixed to be cup jointed on the slide bar, the rack is fixed to be set up on the arc guide rail, rotatory gear and rack drive are connected, first mount pad slidable mounting is on the arc guide rail, spacing post is fixed to be set up on first mount pad, spacing post and arc guide rail sliding fit, first rotary actuator fixed mounting is on first mount pad, the drive end and the slide bar transmission of first rotary actuator are connected.

Preferably, feeding mechanism is including material book and first feeding subassembly, the rotatable installation in the frame of material book, first feeding subassembly includes the second rotation axis, the second rotary actuator, the feed roll, third rotation axis and glue spreader, the rotatable installation in the frame of second rotation axis, second rotary actuator fixed mounting is in the frame, the drive end and the transmission of second rotation axis of second rotary actuator are connected, the feed roll is fixed to be cup jointed on the second rotation axis, the rotatable installation in the frame of third rotation axis, the glue spreader cup joints on the third rotation axis, form the gap that supplies the membrane material to pass through between glue spreader and the feed roll.

Preferably, the feeding mechanism further comprises a second feeding assembly, the second feeding assembly comprises a second mounting seat, a first vacuum chuck, a first screw and a third rotary driver, the second mounting seat is slidably mounted on the rack, the first vacuum chuck is fixedly mounted on the second mounting seat, the first screw is rotatably mounted on the rack, the first screw is in threaded connection with the second mounting seat, the third rotary driver is fixedly mounted on the rack, and a driving end of the third rotary driver is in transmission connection with the first screw.

Preferably, the rack comprises a cutting assembly, the cutting assembly comprises a cutter and a second linear driver, the cutter is slidably mounted on the rack, the second linear driver is fixedly mounted on the rack, and a driving end of the second linear driver is in transmission connection with the cutter.

Preferably, this application is still including the material mechanism that moves that is used for unloading on the lithium cell, it includes the third mounting bracket to move material mechanism, a slide rail, a slide block, the centre gripping subassembly, third linear actuator and cargo airplane, the third mounting bracket is located the top of frame, the slide rail is fixed to be set up on the third mounting bracket, slider and slide rail sliding fit, centre gripping subassembly fixed mounting is on the slider, third linear actuator fixed mounting is on the third mounting bracket, the drive end and the slider transmission of third linear actuator are connected, the cargo airplane is located the third mounting bracket and is used for transporting the lithium cell under.

Preferably, the clamping assembly comprises a third mounting seat, a fourth linear driver and a second vacuum chuck, the third mounting seat is slidably mounted on the sliding block, the fourth linear driver is fixedly mounted on the sliding block, a driving end of the fourth linear driver is in transmission connection with the third mounting seat, and the second vacuum chuck is fixedly mounted on the third mounting seat.

Preferably, the mechanism of borduring still includes limiting plate and extension post, and limiting plate fixed mounting extends the post and is equipped with two in the frame, two extension posts respectively fixed mounting on first mounting bracket and second mounting bracket, extend post and limiting plate sliding fit.

Compared with the prior art, the beneficial effect of this application is:

1. can be with the front and back face pad pasting of lithium cell through setting up the mechanism of borduring, through overturning the lithium cell, can be with the top surface of lithium cell and one of them side face pad pasting, the pad pasting does not need artifical upset lithium cell, the operation degree of difficulty has been reduced, the production efficiency is improved, through first feeding subassembly, can be with the continuous transport of membrane material and through the second mount pad, first vacuum chuck transports the membrane material to the processing position, can the continuous movement membrane material, can be in succession to the lithium cell pad pasting, save behind the lithium cell pad pasting, when needing to take the membrane material once more, it is more convenient, can remove the lithium cell transmission through the cargo airplane, and make the slider move to the lithium cell top through third linear actuator, through centre gripping subassembly with lithium cell centre gripping and remove to the processing position, the manual work has been saved and the lithium cell is carried the processing position from transmission device on, the labor intensity has been reduced, transportation lithium cell and membrane material that can be in succession, through laminating the membrane material on the lithium cell, can go on succession to the lithium cell, the lithium cell pad pasting, the production efficiency has been improved, and the automation degree is high.

2. This application is through the frame, the mechanism of borduring, tilting mechanism and feeding mechanism have realized laminating the function on the frame with the whole membrane material, when having solved traditional lithium cell diolame, need step carry out the pad pasting to its a plurality of sides, lead to its side membrane to stick up easily, influence the defect of diolame quality, realized further improving the function of diolame stability through supporting shoe and elastic component, terminal surface membrane material leaves the gap with its up end membrane material around having solved the lithium cell, thereby lead to the membrane material defect on sticking up the limit.

3. This application has realized the function of automatic cutout membrane material through cutter and second linear actuator, has solved after a lithium cell diolame processing is accomplished, needs manually to cut off the membrane material to in carry out the defect of processing to next lithium cell.

4. This application has realized the function of unloading in the automation through third mounting bracket, slide rail, slider, centre gripping subassembly, third linear actuator and cargo airplane, has solved the defect that needs operating personnel manual to remove the lithium cell to diolame processing position.

5. This application has realized the function of restriction first mounting bracket and second mounting bracket removal route through limiting plate and extension post, has solved the compression roller subassembly and has taken place the dislocation easily at the in-process that reciprocates, leads to the defect of unable normal work.

Drawings

FIG. 1 is a first perspective view of the present application;

FIG. 2 is a perspective view of the tipping mechanism and the tipping mechanism of the present application;

FIG. 3 is a perspective view of the taping mechanism of the present application;

FIG. 4 is an enlarged partial view of FIG. 3A of the present application;

FIG. 5 is a schematic perspective view of the turnover mechanism of the present application;

FIG. 6 is an enlarged partial schematic view of FIG. 5 of the present application at B;

FIG. 7 is a perspective view of the feed mechanism of the present application;

FIG. 8 is a schematic perspective view of a first feed assembly of the present application;

FIG. 9 is a perspective view of a second feed assembly of the present application;

FIG. 10 is a perspective view of a cutting assembly of the present application;

FIG. 11 is a second perspective view of the present application;

FIG. 12 is a front view of the present application;

FIG. 13 is a perspective view of a clamping assembly of the present application;

the reference numbers in the figures are:

1-a frame; 1 a-a cutting assembly; 1a 1-a cutter; 1a 2-second linear drive;

2-a wrapping mechanism; 2 a-a first linear driver; 2 b-a press roll assembly; 2b 1-a first mount; 2b 2-a second mounting frame; 2b 3-connecting rod; 2b 4-first axis of rotation; 2b 5-a roller; 2b 6-support block; 2b 7-an elastic member; 2c 1-limiting plate; 2c 2-an extended column;

3-turning over the mechanism; 3 a-a fixed part; 3 b-a linker; 3 c-a fold; 3 d-a flip drive assembly; 3d 1-arc guide rail; 3d 2-sliding bar; 3d 3-rotating gear; 3d 4-rack; 3d 5-first mount; 3d 6-limiting columns; 3d 7-first rotary drive; 3 e-auxiliary fixing suction cups;

4-a feeding mechanism; 4 a-material roll; 4 b-a first feed assembly; 4b 1-a second axis of rotation; 4b 2-a second rotary drive; 4b 3-feed rolls; 4b 4-third axis of rotation; 4b 5-a glue roller; 4 c-a second feed assembly; 4c 1-a second mount; 4c 2-first vacuum chuck; 4c 3-first screw; 4c 4-a third rotary drive;

5-a material moving mechanism; 5 a-a third mounting frame; 5 b-a slide rail; 5 c-a slide block; 5 d-a clamping assembly; 5d 1-a third mount; 5d 2-fourth linear drive; 5d 3-a second vacuum chuck; 5 e-a third linear drive; 5 f-conveyor.

Detailed Description

For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.

As shown in fig. 1-3:

a soft package lithium battery coating device comprises a rack 1; the lithium battery pack edge covering machine further comprises an edge covering mechanism 2 used for attaching front and rear end face films of a lithium battery, the edge covering mechanism 2 comprises a first linear driver 2a and a press roller assembly 2b, the first linear driver 2a is provided with two first mounting frames 2b1, the second mounting frames 2b2, a connecting rod 2b3, a first rotating shaft 2b4 and a roller wheel 2b5, the first mounting frames 2b1 and the second mounting frames 2b2 are both installed on the frame 1 in a sliding mode, the first mounting frames 2b1 and the second mounting frames 2b2 are respectively connected with driving ends of the two first linear drivers 2a in a transmission mode, the first mounting frames 2b1 and the second mounting frames 2b2 are fixedly connected through the connecting rod 2b3, the first rotating shafts 2b4 and the roller wheels 2b5 are both provided with two first rotating shafts 2b4, the two first rotating shafts 2b4 are respectively installed on the first mounting frames 2b1 and the second mounting frames 2b2, and the roller wheel 2b5 is sleeved on the first rotating shafts 2b 4; the battery coating equipment further comprises a turnover mechanism 3 for turning over the lithium battery and a feeding mechanism 4 for providing a coating material, wherein the turnover mechanism 3 and the feeding mechanism 4 are both installed on the rack 1.

This application has realized the whole function of laminating the membrane material in frame 1 through frame 1, mechanism 2, tilting mechanism 3 and feeding mechanism 4 of borduring, when having solved traditional lithium cell diolame, need step to carry out the pad pasting to its a plurality of sides, not only leads to the membrane material between each face to leave the gap, still can lead to the easy perk of its side membrane, influences the problem of diolame quality. The first linear driver 2a is preferably a linear cylinder, and the linear cylinder, the turnover mechanism 3 and the feeding mechanism 4 are all electrically connected with the controller; in order to prevent the membrane material perk or even drop, this application adopts frame 1, mechanism 2 bordures, tilting mechanism 3 and the cooperation of feeding mechanism 4, and the membrane material is the expansion column structure of adaptation lithium cell surface, it wholly laminates on the lithium cell to be the membrane material, prevent that the membrane material side from droing, operating personnel sends the signal through the controller and gives feeding mechanism 4, feeding mechanism 4 removes the membrane material to the processing position, operating personnel puts the lithium cell on the membrane material of diolame processing position, and make the corner of lithium cell align with the corner of membrane material, thereby make the laminating of bottom surface membrane material of lithium cell, send the signal through the controller and give first linear drive 2a after that, first linear drive 2a drives first mounting bracket 2b1 and the synchronous rebound of second mounting bracket 2b2, thereby drive running roller 2b5 rebound, running roller 2b5 takes place to roll and extrude the membrane material in the removal process, make the membrane material laminate on the lithium cell, can flatten the laminating of membrane material through the roll of running roller 2b5 simultaneously, prevent the membrane material from overlapping, after the completion, the controller sends the signal and gives tilting mechanism 3, thereby the lithium cell is upset on the membrane material laminating.

Further, the present application still has the defect that a gap is left between the front and rear end face film materials of the lithium battery and the upper end face film material thereof, thereby causing edge warping of the film materials, and in order to solve the problem, as shown in fig. 3 to 4:

the compression roller assembly 2b further comprises supporting blocks 2b6 and elastic pieces 2b7, the number of the supporting blocks 2b6 and the number of the elastic pieces 2b7 are four, the first mounting frame 2b1 and the second mounting frame 2b2 are respectively provided with two supporting blocks 2b6 and two elastic pieces 2b7 in a sliding mode, two ends of the first rotating shaft 2b4 are respectively fixedly connected with one supporting block 2b6, two ends of the two elastic pieces 2b7 are respectively fixedly connected with the supporting blocks 2b6 and the first mounting frame 2b1, and two ends of the other two elastic pieces 2b7 are respectively fixedly connected with the supporting blocks 2b6 and the second mounting frame 2b 2.

This application has realized the function of further improving diolame stability through supporting shoe 2b6 and elastic component 2b 7. Because the reaction force extrusion elastic component 2b7 that lithium cell front and back pair running roller 2b5 caused, can make elastic component 2b7 receive pressure and shorten, thereby produce elasticity drive running roller 2b5, make there is the pretightning force between running roller 2b5 and the lithium cell, further improve membrane material laminating degree, when operating personnel with first linear actuator 2a drive first mounting bracket 2b1 and second mounting bracket 2b2 rebound, first mounting bracket 2b1 and second mounting bracket 2b2 can drive supporting shoe 2b6 rebound, thereby drive running roller 2b5 extrusion membrane material, make the membrane material laminate to the front and back terminal surface of lithium cell, after the membrane material removes to the top of lithium cell, because the elasticity influence of elastic component 2b7, supporting shoe 2b6 can the outside one end distance that moves, thereby extrude the membrane material laminating to the up end of lithium cell, thereby make the membrane material wrap up the front and back terminal surface of lithium cell completely, then the rethread cooperation of tilting mechanism 3 laminates the membrane material to the up end of lithium cell, the membrane material of up end can be with its front and back terminal surface, thereby make the membrane material wrapping up and down the membrane material of its terminal surface stability improve the membrane material gap completely, thereby the membrane material feeding gap completely.

Further, the present application still has the defect that the lithium battery slides when being turned over, so that the coating materials are overlapped, and the quality of the coating is seriously affected, and in order to solve the problem, as shown in fig. 2 and 5:

tilting mechanism 3 includes fixed part 3a, connecting portion 3b, folded portion 3c, upset drive assembly 3d and supplementary fixed suction cup 3e, and fixed part 3a fixed mounting is in frame 1, and connecting portion 3 b's both ends are articulated with fixed part 3a and folded portion 3c respectively, and upset drive assembly 3d fixed mounting is in frame 1, and upset drive assembly 3 d's drive end and folded portion 3c transmission are connected.

This application has realized the function of stable upset lithium cell through fixed part 3a, connecting portion 3b, folded portion 3c, upset drive assembly 3d and supplementary fixed suction cup 3 e. The overturning driving component 3d and the auxiliary fixed sucker 3e are electrically connected with a controller; the operating personnel sends the signal through the controller and gives feeding mechanism 4, feeding mechanism 4 removes the membrane material to on fixed part 3a, then the operating personnel puts the lithium cell at the diolame processing position, and make the corner of lithium cell and the corner of membrane material align, thereby make a face and the membrane material laminating of lithium cell, send the signal through the controller and give first linear actuator 2a after that, first linear actuator 2a drives first mounting bracket 2b1 and the synchronous rebound of second mounting bracket 2b2, thereby drive running roller 2b5 rebound, running roller 2b5 takes place to roll and extrudees the membrane material at the removal in-process, make the membrane material laminating on the lithium cell, after the laminating is accomplished, the controller sends the signal and gives supplementary fixed suction cup 3e, after supplementary fixed suction cup 3e starts, fix the lithium cell on folding portion 3c, then the controller sends the signal and gives upset drive assembly 3d, upset drive assembly 3d drive folding portion 3c of upset is rotatory, accomplish the upset along with folding portion 3 c's rotation drive lithium cell, thereby laminate the membrane material at lithium cell and folding portion 3c counterbalance terminal surface, the terminal surface of lithium cell, the lithium cell contact, thereby the lithium cell side face passes through the surplus laminating mechanism upper end face of lithium cell and the lithium cell finishing laminating membrane material, thereby the lithium cell side face laminating is accomplished the lithium cell, the surplus laminating end face laminating of lithium cell is accomplished the lithium cell.

Further, in order to solve the technical problem of how the flip driving assembly 3d drives the folded portion 3c to flip, as shown in fig. 5 to 6:

upset drive assembly 3d includes arc guide rail 3d1, slide bar 3d2, rotary gear 3d3, rack 3d4, first mount pad 3d5, spacing post 3d6 and first rotary drive ware 3d7, arc guide rail 3d1 fixed mounting is in frame 1, slide bar 3d2 slidable mounting is on arc guide rail 3d1, slide bar 3d2 is rotatable to be installed on folding portion 3c, rotary gear 3d3 fixes the cup joint on slide bar 3d2, rack 3d4 is fixed to be set up on arc guide rail 3d1, rotary gear 3d3 and rack 3d4 transmission are connected, first mount pad 3d5 slidable mounting is on arc guide rail 3d1, spacing post 3d6 is fixed to be set up on first mount pad 3d5, spacing post 3d6 and arc guide rail 3d1 sliding fit, first rotary drive ware 3d7 fixed mounting is on first mount pad 3d5, first rotary drive ware 3d 7's slip is connected with drive end 3d2 transmission.

This application has realized the upset of drive folded part 3c and has restricted its moving path's function through arc guide rail 3d1, slide bar 3d2, rotary gear 3d3, rack 3d4, first mount pad 3d5, spacing post 3d6 and first rotary actuator 3d 7. The first rotary driver 3d7 is preferably a servo motor, and the servo motor is electrically connected with the controller; an operator sends a signal to a feeding mechanism 4 through a controller, the feeding mechanism 4 moves a film material to a processing position, then the operator places a lithium battery at a film coating processing position, the edge corner of the lithium battery is aligned with the edge corner of the film material, one surface of the lithium battery is attached to the film material, then the controller sends a signal to a first linear driver 2a, the first linear driver 2a drives a first mounting frame 2b1 and a second mounting frame 2b2 to synchronously move upwards, so as to drive a roller 2b5 to move upwards, the roller 2b5 rolls and extrudes the film material in the moving process, so that the film material is attached to the lithium battery, after the attachment is completed, the controller sends a signal to an auxiliary fixed sucker 3e, the lithium battery is fixed on a folding part 3c after the auxiliary fixed sucker 3e is started, then the controller sends a signal to a first rotary driver 3d7, the first rotary driver 3d7 drives a sliding rod 3d2 to rotate, slide bar 3d2 drives the rotary gear 3d3 rotatoryly, because rotary gear 3d3 and rack 3d4 transmission are connected, and rack 3d4 rigidity, and first rotary actuator 3d7 receives spacing of first mount pad 3d5 and spacing post 3d6, therefore rotary gear 3d3 is rotatory to drive slide bar 3d2 and slide along arc guide rail 3d1, thereby it is rotatory to drive folding portion 3c along the extension orbit of arc guide rail 3d1, accomplish the upset along with folding portion 3 c's rotary drive lithium cell, thereby terminal surface and up end about the lithium cell are laminated with the membrane material, accomplish the complete diolame of lithium cell, pass through fixed part 3a, connecting portion 3b, folding portion 3c, upset drive assembly 3d and supplementary fixed suction disc 3e have realized the function of stable upset lithium cell, it can take place the slip when the upset to have solved the lithium cell, lead to the membrane material to overlap, seriously influence the defect of diolame quality.

Further, in order to solve the technical problem of how the feeding mechanism 4 performs feeding, as shown in fig. 2, 7 and 8:

the feeding mechanism 4 comprises a material coil 4a and a first feeding assembly 4b, the material coil 4a is rotatably mounted on the rack 1, the first feeding assembly 4b comprises a second rotating shaft 4b1, a second rotating driver 4b2, a feeding roller 4b3, a third rotating shaft 4b4 and a glue coating roller 4b5, the second rotating shaft 4b1 is rotatably mounted on the rack 1, the second rotating driver 4b2 is fixedly mounted on the rack 1, the driving end of the second rotating driver 4b2 is in transmission connection with the second rotating shaft 4b1, the feeding roller 4b3 is fixedly sleeved on the second rotating shaft 4b1, the third rotating shaft 4b4 is rotatably mounted on the rack 1, the glue coating roller 4b5 is sleeved on the third rotating shaft 4b4, a gap for a film to pass through is formed between the glue coating roller 4b5 and the feeding roller 4b3, a function of stably conveying the film is realized through the material coil 4a and the first feeding assembly 4b, and the technical problem that the feeding mechanism 4a finishes feeding is solved.

The function of stably conveying the film material is realized through the material roll 4a and the first feeding assembly 4 b. The second rotary driver 4b2 is preferably a servo motor, and the servo motor is electrically connected with the controller; operating personnel sends the signal through the controller and gives second rotary actuator 4b2, second rotary actuator 4b2 receives the signal after drive second rotation axis 4b1 is rotatory, second rotation axis 4b1 drives feed roll 4b3 rotatory, move through feed roll 4b3 drive membrane material, the membrane material removes the in-process and can drive glue spreader 4b5 rotatory, roll through glue spreader 4b5 evenly scribbles glue on the upper strata of membrane material, thereby glue the membrane material on lithium cell surface.

Further, the present application still has the defect that the film still needs to move for a long distance after passing through the first feeding assembly 4b, which causes the path of the film to be unstable in the subsequent moving process, and the film is easily overlapped and stuck together, thereby affecting the coating of the lithium battery, and in order to solve the problem, as shown in fig. 7 and 9:

the feeding mechanism 4 further comprises a second feeding assembly 4c, the second feeding assembly 4c comprises a second mounting seat 4c1, a first vacuum chuck 4c2, a first screw rod 4c3 and a third rotary driver 4c4, the second mounting seat 4c1 is slidably mounted on the rack 1, the first vacuum chuck 4c2 is fixedly mounted on the second mounting seat 4c1, the first screw rod 4c3 is rotatably mounted on the rack 1, the first screw rod 4c3 is in threaded connection with the second mounting seat 4c1, the third rotary driver 4c4 is fixedly mounted on the rack 1, and a driving end of the third rotary driver 4c4 is in transmission connection with the first screw rod 4c 3.

The function of further stabilizing the film material moving process is realized through the second mounting seat 4c1, the first vacuum chuck 4c2, the first screw 4c3 and the third rotary driver 4c 4. The third rotary driver 4c4 is preferably a servo motor, and the servo motor and the first vacuum chuck 4c2 are electrically connected with the controller; an operator firstly sends a signal to a second rotary driver 4b2 through a controller, the second rotary driver 4b2 drives a second rotary shaft 4b1 to rotate after receiving the signal, the second rotary shaft 4b1 drives a feed roller 4b3 to rotate, a film material is driven to move through the feed roller 4b3, a glue coating roller 4b5 is driven to rotate in the film material moving process, glue is uniformly coated on the upper layer of the film material through the rolling of the glue coating roller 4b5, then the controller sends a signal to a third rotary driver 4c4, the third rotary driver 4c4 drives a first screw rod 4c3 to rotate, the first screw rod 4c3 drives a second mounting seat 4c1 in threaded connection with the first screw rod to move, and the second mounting seat 4c1 drives a first vacuum sucker 4c2 to move, the first vacuum chuck 4c2 is moved to one end close to the first feeding assembly 4b, then the controller sends a signal to the first vacuum chuck 4c2, the first vacuum chuck 4c2 adsorbs the film material, then the film material is moved to the coating processing position through the driving of the third rotary driver 4c4, the function of further stabilizing the moving process of the film material is realized through the second mounting seat 4c1, the first vacuum chuck 4c2, the first screw rod 4c3 and the third rotary driver 4c4, and the problem that the film material still needs to move for a long distance after passing through the first feeding assembly 4b, so that the path of the film material is unstable in the subsequent moving process, the film material is easy to overlap and stick together, and the defect that the coating of the lithium battery is influenced is overcome.

Further, the present application still has the defect that after the coating process of one lithium battery is completed, the film material needs to be manually cut off to process the next lithium battery, and in order to solve this problem, as shown in fig. 9 to 10:

the frame 1 includes cutting assembly 1a, and cutting assembly 1a includes cutter 1a1 and second linear actuator 1a2, and cutter 1a1 slidable mounting is on frame 1, and second linear actuator 1a2 fixed mounting is on frame 1, and the drive end and the cutter 1a1 transmission of second linear actuator 1a2 are connected.

The function of automatic film cutting is realized through cutter 1a1 and second linear drive 1a2 to this application. The second linear driver 1a2 is preferably a linear air cylinder which is electrically connected with the controller; an operator firstly carries out automatic film coating processing on the lithium battery through the matching of the edge covering mechanism 2, the turnover mechanism 3 and the feeding mechanism 4, after the film coating is finished, the controller firstly sends a signal to the first feeding assembly 4b, the first feeding assembly 4b drives the film material to carry out partial conveying, then the controller sends a signal to the second linear driver 1a2, the second linear driver 1a2 drives the cutter 1a1 to move upwards, the film material can be dragged to move upwards in the upward movement process of the cutter 1a1 to finish the film pasting on the last side face of the lithium battery, when the cutter 1a1 is contacted with the folding part 3c, extrusion through cutter 1a1 and folded part 3c cuts off the membrane material, drive the lithium cell through upset drive assembly 3d and supplementary fixed suction disc 3e again and reset after that, the membrane material is carried to first pay-off subassembly 4b of rethread and second pay-off subassembly 4c, so that carry out envelope processing to next lithium cell, the function of automatic cutout membrane material has been realized through cutter 1a1 and second sharp driver 1a2, solved after a lithium cell envelope processing is accomplished, need manually cut off the membrane material, so that carry out the defect of processing to next lithium cell.

Further, the present application still has a drawback that an operator is required to manually move the lithium battery to the coating processing position, and in order to solve this problem, as shown in fig. 11 to 12:

this application is still including moving material mechanism 5 that is used for unloading on the lithium cell, it includes third mounting bracket 5a to move material mechanism 5, slide rail 5b, slider 5c, centre gripping subassembly 5d, third linear actuator 5e and cargo airplane 5f, third mounting bracket 5a is located the top of frame 1, slide rail 5b is fixed to be set up on third mounting bracket 5a, slider 5c and slide rail 5b sliding fit, centre gripping subassembly 5d fixed mounting is on slider 5c, third linear actuator 5e fixed mounting is on third mounting bracket 5a, the drive end and the slider 5c transmission of third linear actuator 5e are connected, cargo airplane 5f is located third mounting bracket 5a and is used for transporting the lithium cell under.

This application has realized the function of unloading in the automation through third mounting bracket 5a, slide rail 5b, slider 5c, centre gripping subassembly 5d, third linear actuator 5e and conveyer 5 f. The third linear driver 5e is preferably a screw motor, and the screw motor and the conveyor 5f are electrically connected with the controller; an operator moves a lithium battery to be processed to the position near the rack 1 through the conveyor 5f, then sends a signal to the third linear driver 5e through the controller, the third linear driver 5e drives the sliding block 5c to move right above the lithium battery, then the controller sends a signal to the clamping assembly 5d, the clamping assembly 5d clamps the lithium battery, then the controller sends a signal to the third linear driver 5e again, the third linear driver 5e drives the sliding block 5c to move right above the processing position, and then the lithium battery is moved to the processing position through the clamping assembly 5 d; after processing is completed, the lithium battery which is processed through the matching of the clamping component 5d and the third linear driver 5e is moved to the conveyer 5f, the lithium battery is moved to the blanking position through the conveyer 5f, the automatic feeding and discharging functions are achieved through the third mounting frame 5a, the sliding rail 5b, the sliding block 5c, the clamping component 5d, the third linear driver 5e and the conveyer 5f, and the defect that an operator needs to manually move the lithium battery to the coating processing position is overcome.

Further, in order to solve the technical problem of how to stably clamp the lithium battery by the clamping assembly 5d, as shown in fig. 13:

the clamping assembly 5d comprises a third mounting seat 5d1, a fourth linear driver 5d2 and a second vacuum chuck 5d3, the third mounting seat 5d1 is slidably mounted on the sliding block 5c, the fourth linear driver 5d2 is fixedly mounted on the sliding block 5c, the driving end of the fourth linear driver 5d2 is in transmission connection with the third mounting seat 5d1, and the second vacuum chuck 5d3 is fixedly mounted on the third mounting seat 5d 1.

This application has realized the function of stabilizing the centre gripping lithium cell through third mount pad 5d1, fourth linear actuator 5d2 and second vacuum chuck 5d 3. The fourth linear driver 5d2 is preferably a linear air cylinder, and the fourth linear driver 5d2 and the second vacuum chuck 5d3 are both electrically connected with the controller; when an operator needs to clamp the lithium battery, the controller sends a signal to the third linear driver 5e, the third linear driver 5e drives the sliding block 5c to move right above the lithium battery, then the controller sends a signal to the fourth linear driver 5d2, the fourth linear driver 5d2 drives the third mounting seat 5d1 to move downwards until the second vacuum chuck 5d3 is in contact with the lithium battery, then the controller sends a signal to the second vacuum chuck 5d3, the second vacuum chuck 5d3 adsorbs the lithium battery, then the controller sends a signal to the fourth linear driver 5d2 again, the fourth linear driver 5d2 drives the third mounting seat 5d1 to move upwards so as to move the lithium battery, after the third linear driver 5e drives the lithium battery to move right above a specified position, the lithium battery is placed at the specified position through the cooperation of the fourth linear driver 5d2 and the second vacuum chuck 5d3, the movement of the lithium battery is completed, the problem of stabilizing the clamping function of the lithium battery by the third mounting seat 5d1, the fourth linear driver 5d2 and the second vacuum chuck 5d3 is solved, and the problem of stabilizing the clamping function of the lithium battery clamping component.

Further, the present application still has the defect that the roller assembly 2b is easily misaligned during the up-and-down movement, resulting in abnormal operation, and in order to solve this problem, as shown in fig. 2 and 7:

bordure mechanism 2 still includes limiting plate 2c1 and extends post 2c2, and limiting plate 2c1 fixed mounting extends post 2c2 and is equipped with two in frame 1, two extend post 2c2 respectively fixed mounting on first mounting bracket 2b1 and second mounting bracket 2b2, extend post 2c2 and limiting plate 2c1 sliding fit.

This application has realized the function of restriction first mounting bracket 2b1 and second mounting bracket 2b2 migration path through limiting plate 2c1 and extension post 2c 2. Through limiting plate 2c 1's setting, can restrict the lower limit that first mounting bracket 2b1 and second mounting bracket 2b2 removed along vertical direction, and make first mounting bracket 2b1 and second mounting bracket 2b2 restore to the throne back and stable laminating with frame 1, through extending post 2c2 and limiting plate 2c 1's sliding fit after that, the angle that first mounting bracket 2b1 and second mounting bracket 2b2 removed has been restricted, prevent that it from crooked leading to the dislocation, thereby improve compression roller assembly 2 b's operating stability, realized restricting the function in first mounting bracket 2b1 and second mounting bracket 2b2 removal route through limiting plate 2c1 and extending post 2c2, solved compression roller assembly 2b and taken place the dislocation easily at the in-process that reciprocates, lead to the defect of unable normal work.

The auxiliary fixed sucker 3e, the first vacuum sucker 4c2 and the second vacuum sucker 5d3 are communicated with a vacuum machine through an air pipe, the vacuum machine pumps the auxiliary fixed sucker 3e, the first vacuum sucker 4c2 and the second vacuum sucker 5d3 to negative pressure, and the auxiliary fixed sucker 3e, the first vacuum sucker 4c2 and the second vacuum sucker 5d3 adsorb articles through the negative pressure.

The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention, and these changes and modifications are all within the scope of the invention. Therefore, the protection scope of the present patent should be subject to the appended claims.

Claims

1. A soft package lithium battery coating device comprises a rack (1); the lithium battery pack edge covering mechanism is characterized by further comprising an edge covering mechanism (2) used for pasting front and rear end face films of a lithium battery, wherein the edge covering mechanism (2) comprises a first linear driver (2 a) and a press roller assembly (2 b), the first linear driver (2 a) is provided with two rollers which are fixedly mounted on the rack (1), the press roller assembly (2 b) comprises a first mounting rack (2 b 1), a second mounting rack (2 b 2), a connecting rod (2 b 3), a first rotating shaft (2 b 4) and a roller (2 b 5), the first mounting rack (2 b 1) and the second mounting rack (2 b 2) are slidably mounted on the rack (1), the first mounting rack (2 b 1) and the second mounting rack (2 b 2) are in transmission connection with driving ends of the two first linear drivers (2 a) respectively, the first rotating shaft (2 b 4) and the second mounting rack (2 b 2) are fixedly connected through the connecting rod (2 b 3), the two first rotating shafts (2 b 4) and the two roller mounting racks (2 b 4) are rotatably mounted on the first rotating shaft (2 b 4) and the second mounting rack (2 b 5) respectively; the battery coating equipment further comprises a turnover mechanism (3) for turning over the lithium battery and a feeding mechanism (4) for providing a coating material, wherein the turnover mechanism (3) and the feeding mechanism (4) are both installed on the rack (1).

2. The soft package lithium battery enveloping device of claim 1, wherein the compression roller assembly (2 b) further comprises four support blocks (2 b 6) and four elastic members (2 b 7), two support blocks (2 b 6) and two elastic members (2 b 7) are slidably mounted on the first mounting frame (2 b 1) and the second mounting frame (2 b 2), two ends of the first rotating shaft (2 b 4) are fixedly connected with one support block (2 b 6), two ends of the two elastic members (2 b 7) are fixedly connected with the support blocks (2 b 6) and the first mounting frame (2 b 1), and two ends of the other two elastic members (2 b 7) are fixedly connected with the support blocks (2 b 6) and the second mounting frame (2 b 2).

3. The soft package lithium battery enveloping device of claim 1, wherein the overturning mechanism (3) comprises a fixing part (3 a), a connecting part (3 b), a folding part (3 c), an overturning driving component (3 d) and an auxiliary fixing sucker (3 e), the fixing part (3 a) is fixedly installed on the frame (1), two ends of the connecting part (3 b) are respectively hinged with the fixing part (3 a) and the folding part (3 c), the overturning driving component (3 d) is fixedly installed on the frame (1), and a driving end of the overturning driving component (3 d) is in transmission connection with the folding part (3 c).

4. The soft package lithium battery enveloping device according to claim 3, wherein the overturning driving component (3 d) comprises an arc-shaped guide rail (3 d 1), a sliding rod (3 d 2), a rotating gear (3 d 3), a rack (3 d 4), a first mounting seat (3 d 5), a limiting column (3 d 6) and a first rotating driver (3 d 7), the arc-shaped guide rail (3 d 1) is fixedly mounted on the rack (1), the sliding rod (3 d 2) is slidably mounted on the arc-shaped guide rail (3 d 1), the sliding rod (3 d 2) is rotatably mounted on the folding portion (3 c), the rotating gear (3 d 3) is fixedly connected on the sliding rod (3 d 2), the rack (3 d 4) is fixedly arranged on the arc-shaped guide rail (3 d 1), the rotating gear (3 d 3) is in transmission connection with the rack (3 d 4), the first mounting seat (3 d 5) is slidably mounted on the arc-shaped guide rail (3 d 1), the limiting column (3 d 6) is fixedly arranged on the first mounting seat (3 d 5), the first mounting seat (3 d 5) is fixedly arranged on the driving end (3 d 5), and the first rotating driver (3 d 7) is fixedly matched with the first rotating guide rail (3 d 2).

5. The encapsulation equipment for the soft package lithium batteries according to claim 1, wherein the feeding mechanism (4) comprises a material coil (4 a) and a first feeding assembly (4 b), the material coil (4 a) is rotatably mounted on the rack (1), the first feeding assembly (4 b) comprises a second rotating shaft (4 b 1), a second rotating driver (4 b 2), a feeding roller (4 b 3), a third rotating shaft (4 b 4) and a glue coating roller (4 b 5), the second rotating shaft (4 b 1) is rotatably mounted on the rack (1), the second rotating driver (4 b 2) is fixedly mounted on the rack (1), the driving end of the second rotating driver (4 b 2) is in transmission connection with the second rotating shaft (4 b 1), the feeding roller (4 b 3) is fixedly sleeved on the second rotating shaft (4 b 1), the third rotating shaft (4 b 4) is rotatably mounted on the rack (1), the glue coating roller (4 b 5) is sleeved on the third rotating shaft (4 b 4), and a feeding gap is formed between the feeding roller (4 b 5) and the glue coating roller (4 b 3).

6. The soft package lithium battery enveloping device of claim 5, wherein the feeding mechanism (4) further comprises a second feeding assembly (4 c), the second feeding assembly (4 c) comprises a second mounting seat (4 c 1), a first vacuum chuck (4 c 2), a first screw (4 c 3) and a third rotary driver (4 c 4), the second mounting seat (4 c 1) is slidably mounted on the frame (1), the first vacuum chuck (4 c 2) is fixedly mounted on the second mounting seat (4 c 1), the first screw (4 c 3) is rotatably mounted on the frame (1), the first screw (4 c 3) is in threaded connection with the second mounting seat (4 c 1), the third rotary driver (4 c 4) is fixedly mounted on the frame (1), and a driving end of the third rotary driver (4 c 4) is in transmission connection with the first screw (4 c 3).

7. The soft package lithium battery enveloping device of claim 1, wherein the frame (1) comprises a cutting assembly (1 a), the cutting assembly (1 a) comprises a cutting knife (1 a 1) and a second linear driver (1 a 2), the cutting knife (1 a 1) is slidably mounted on the frame (1), the second linear driver (1 a 2) is fixedly mounted on the frame (1), and a driving end of the second linear driver (1 a 2) is in transmission connection with the cutting knife (1 a 1).

8. The soft package lithium battery enveloping device of claim 1, further comprising a material moving mechanism (5) for feeding and discharging lithium batteries, wherein the material moving mechanism (5) comprises a third mounting frame (5 a), a sliding rail (5 b), a sliding block (5 c), a clamping assembly (5 d), a third linear driver (5 e) and a conveyor (5 f), the third mounting frame (5 a) is located above the rack (1), the sliding rail (5 b) is fixedly arranged on the third mounting frame (5 a), the sliding block (5 c) is in sliding fit with the sliding rail (5 b), the clamping assembly (5 d) is fixedly arranged on the sliding block (5 c), the third linear driver (5 e) is fixedly arranged on the third mounting frame (5 a), the driving end of the third linear driver (5 e) is in transmission connection with the sliding block (5 c), and the conveyor (5 f) is located right below the third mounting frame (5 a) and used for conveying lithium batteries.

9. The soft package lithium battery enveloping device of claim 8, wherein the clamping assembly (5 d) comprises a third mounting seat (5 d 1), a fourth linear driver (5 d 2) and a second vacuum chuck (5 d 3), the third mounting seat (5 d 1) is slidably mounted on the slider (5 c), the fourth linear driver (5 d 2) is fixedly mounted on the slider (5 c), a driving end of the fourth linear driver (5 d 2) is in transmission connection with the third mounting seat (5 d 1), and the second vacuum chuck (5 d 3) is fixedly mounted on the third mounting seat (5 d 1).

10. The soft package lithium battery enveloping equipment of claim 1, wherein the edge covering mechanism (2) further comprises a limiting plate (2 c 1) and two extending columns (2 c 2), the limiting plate (2 c 1) is fixedly installed on the rack (1), the two extending columns (2 c 2) are arranged, the two extending columns (2 c 2) are respectively and fixedly installed on the first installation frame (2 b 1) and the second installation frame (2 b 2), and the extending columns (2 c 2) are in sliding fit with the limiting plate (2 c 1).