CN110030346B - Linkage transmission structure of primary lithium battery manufacturing equipment - Google Patents

Linkage transmission structure of primary lithium battery manufacturing equipment Download PDF

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Publication number
CN110030346B
CN110030346B CN201910161243.6A CN201910161243A CN110030346B CN 110030346 B CN110030346 B CN 110030346B CN 201910161243 A CN201910161243 A CN 201910161243A CN 110030346 B CN110030346 B CN 110030346B
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China
Prior art keywords
battery
linkage
pressing
lifting
battery cover
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CN110030346A (en
Inventor
邓祥
伍建武
唐秀进
刘建华
刘金成
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Eve Energy Co Ltd
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Eve Energy Co Ltd
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H9/00—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members
    • F16H9/02—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion
    • F16H9/04—Gearings for conveying rotary motion with variable gear ratio, or for reversing rotary motion, by endless flexible members without members having orbital motion using belts, V-belts, or ropes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/005—Devices for making primary cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/14—Cells with non-aqueous electrolyte

Abstract

A linkage transmission structure of a primary lithium battery manufacturing apparatus, comprising: the battery comprises an output motor, an output rotating shaft, a rigid transmission device, a battery shell transportation assembly line, a negative plate winding installation mechanism, a side bottom film installation mechanism, a battery anode assembly mechanism, a battery cover welding mechanism and a battery cover pressing mechanism, wherein the output end of the output motor is connected with the output rotating shaft, and the rigid transmission device is connected with the output rotating shaft. According to the non-delay rigid linkage transmission structure of the primary lithium battery manufacturing equipment, the output motor, the output rotating shaft and the rigid transmission device are arranged, so that the battery shell transportation assembly line, the negative plate winding and mounting mechanism, the side bottom film mounting mechanism, the battery anode assembling mechanism, the battery cover welding mechanism and the processing stations on the battery cover pressing mechanism can be subjected to linkage control through one power source of the output motor, linkage processing operation of all the stations is realized, the production and processing efficiency is higher, and the stability and the better during processing operation are realized.

Description

Linkage transmission structure of primary lithium battery manufacturing equipment
Technical Field
The invention relates to the field of lithium battery manufacturing, in particular to a linkage transmission structure of primary lithium battery manufacturing equipment.
Background
With the continuous development of society and the continuous progress of science and technology, mechanical automatic production becomes a development trend, gradually replaces the traditional manual labor, and injects a new power source for the sustainable development of enterprises. Therefore, battery manufacturing enterprises also need to advance with time, actively promote technical transformation and vigorously develop mechanical automatic production through transformation and upgrading, so that the 'intelligent manufacturing' level of the enterprises is improved, and the sustainable development of the enterprises is realized.
Primary lithium batteries are a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. In the production and manufacture of primary lithium batteries, a combination of an anode material, a separator, a cathode material, and a battery cover is placed in a battery case to manufacture a primary lithium battery.
However, most of the existing primary lithium battery manufacturing equipment structurally adopts transmission structures such as cylinders and stepping motors to realize corresponding processing operation, and although the transmission structures such as the cylinders and the stepping motors can realize the processing operation of corresponding stations, the linkage of the whole equipment is poor, and production steps of each station need to be matched, so that certain time delay exists, and the production efficiency is not high. The multiple air cylinders are adopted for driving on the primary lithium battery production equipment, so that the equipment becomes complex and huge, the complexity of software programming can be improved, and when the movement operation of one station needs to be changed, the whole control needs to be modified and debugged, so that the cooperativity among the stations can be ensured. Therefore, how to design a linkage transmission structure capable of being applied to primary lithium battery production equipment so that each station has good linkage during production and processing is a problem to be solved by researchers in the field.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a linkage transmission structure of primary lithium battery manufacturing equipment for driving each station to perform processing operation in a rigid connection mode.
The purpose of the invention is realized by the following technical scheme:
a linkage transmission structure of a primary lithium battery manufacturing apparatus, comprising: the output end of the output motor is connected with the output rotating shaft, and the rigid transmission device is connected with the output rotating shaft;
the output motor is used for driving the output rotating shaft to rotate;
the rigid transmission device comprises a linkage wheel set, a linkage belt set and a speed regulator set, wherein the linkage wheel set comprises a plurality of linkage wheels, the linkage belt set comprises a plurality of linkage belts, the speed regulator set comprises a plurality of speed regulators, each linkage wheel is arranged outside the output rotating shaft in a spaced manner, the rotating speed of the output rotating shaft is the same as that of the linkage wheels, each linkage belt is in one-to-one correspondence and is in transmission connection with each linkage wheel, each linkage belt is in transmission connection with each speed regulator in a one-to-one correspondence, and the speed regulators are used for synchronously outputting the transmission force of the output motors;
the linkage transmission structure of the primary lithium battery manufacturing equipment further comprises: the battery shell transportation assembly line is correspondingly in transmission connection with the speed regulator;
the negative plate winding installation mechanism is correspondingly in transmission connection with the speed regulator;
the side bottom film mounting mechanism is correspondingly in transmission connection with the speed regulator;
the battery positive electrode assembly mechanism is correspondingly in transmission connection with the speed regulator;
the battery cover welding mechanism is correspondingly in transmission connection with the speed regulator; and
and the battery cover pressing mechanism is correspondingly in transmission connection with the speed regulator.
In one embodiment, the periphery of the linkage wheel is provided with a convex strip, and the convex strip is used for being in close contact with the linkage belt.
In one embodiment, the battery shell transportation production line comprises a conveying chain and two transmission gears, the conveying chain is respectively meshed with the two transmission gears, and one of the transmission gears is correspondingly in transmission connection with one speed regulator; and when the two transmission gears rotate, the transmission gears are used for driving the transmission chain to rotate.
In one embodiment, the negative plate winding installation mechanism includes a negative plate pressing device and a negative plate winding rod, the negative plate winding rod is rotatably disposed on the negative plate pressing device, the negative plate winding rod is correspondingly in transmission connection with the speed regulator, the negative plate winding rod is used for winding the negative plate into a cylindrical shape when rotating, and the negative plate pressing device is used for inserting the negative plate winding rod into the battery shell so that the negative plate on the negative plate winding rod is installed in the battery shell.
In one of them embodiment, limit basement membrane installation mechanism includes basement membrane loading attachment, basement membrane loading attachment includes that the basement membrane area is unreeled wheel, basement membrane area cutting blade and basement membrane rolling disc, basement membrane rolling disc correspond with one the speed regulator transmission is connected, set up the basement membrane on the basement membrane rolling disc and place the hole, the basement membrane area is unreeled the wheel and is used for placing the basement membrane area, when the basement membrane area is unreeled the wheel and is rotated, be used for putting the basement membrane area material loading to the basement membrane and place downtheholely, the basement membrane area cutting blade rotate set up in the basement membrane area unreel the wheel with before the basement membrane rolling disc, when the basement membrane area cutting blade rotates, be used for unreeling the basement membrane area between wheel and the basement membrane rolling disc and cut off, so that the basement membrane is placed downthehole obtaining the basement membrane.
In one embodiment, the battery positive electrode assembly mechanism comprises a nickel mesh belt cutting device, the nickel mesh belt cutting device comprises a nickel mesh belt cutting assembly, the nickel mesh belt cutting assembly comprises a nickel mesh belt cutting guide seat, a nickel mesh belt cutting rotary sleeve, a first connecting rod, a second connecting rod, a nickel mesh belt cutting guide rail, a nickel mesh belt cutting slider and a cutter, the nickel mesh belt cutting rotary sleeve is rotatably arranged on the nickel mesh belt cutting guide seat, the nickel mesh belt cutting rotary sleeve is in transmission connection with the speed regulator, a guiding arc groove is formed in the nickel mesh belt cutting guide seat, the first connecting rod is movably arranged in the nickel mesh belt cutting rotary sleeve in a penetrating manner, a connecting guide wheel is rotatably arranged at the end part of the first connecting rod, the connecting guide wheel is slidably arranged in the guiding arc groove, one end of the second connecting rod is hinged to the connecting guide wheel, the other end of the second connecting rod is hinged to the nickel mesh belt cutting sliding block, the nickel mesh belt cutting sliding block is slidably arranged in the nickel mesh belt cutting guide rail, and the cutter is arranged on the nickel mesh belt cutting sliding block.
In one embodiment, the battery cover welding mechanism comprises a battery cover welder and a battery cover welding head, wherein the battery cover welding lifting assembly is connected with the battery cover welding head.
In one embodiment, the battery cover welding lifting assembly includes a rotating cam, a lifting abutting block and a lifting guide rod, the rotating cam is correspondingly in transmission connection with the speed regulator, the lifting abutting block is arranged on the lifting guide rod, the lifting guide rod is connected with the battery cover welding head, and the lifting abutting block abuts against the rotating cam.
In one embodiment, the battery cover pressing mechanism includes a battery cover pressing lifting assembly and a battery cover pressing block, and the battery cover pressing lifting assembly is connected with the battery cover pressing block.
In one embodiment, the battery cover pressing lifting assembly includes a pressing lifting cam, a pressing lifting roller, a pressing lifting column and a pressing lifting block, the pressing lifting cam is correspondingly in transmission connection with the speed regulator, the pressing lifting roller is abutted against the pressing lifting cam, one end of the pressing lifting column is connected with the pressing lifting roller, the pressing lifting block is mounted on the pressing lifting column, and the battery cover pressing block is arranged on the pressing lifting block.
Compared with the prior art, the invention has at least the following advantages:
the non-delay rigid linkage transmission structure of the primary lithium battery manufacturing equipment has the advantages that the output motor, the output rotating shaft and the rigid transmission device are arranged, so that the battery shell transportation assembly line, the negative plate winding and mounting mechanism, the side and bottom film mounting mechanism, the battery anode assembling mechanism, the battery cover welding mechanism and the processing stations on the battery cover pressing mechanism can be subjected to linkage control through one power source of the output motor, a transmission chain is enabled to rotate and feed, and meanwhile, the negative plate winding rod, the bottom film rotating disc, the nickel mesh belt cutting device, the battery cover welding lifting assembly and the battery cover pressing lifting assembly are subjected to corresponding processing operations, so that the linkage processing operations of all stations are realized, the production and processing efficiency is higher, the processing operation is more stable, the non-delay processing operation can be realized at each station which is rigidly connected, and when the whole equipment is debugged or modified, only the transmission power of the output motor or the rotating speed of the corresponding gearbox is required to be adjusted, so that the debugging work of the whole equipment is simpler and more convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a linkage transmission structure of a primary lithium battery manufacturing apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a battery positive electrode assembly mechanism of the linkage transmission structure of the primary lithium battery manufacturing apparatus in fig. 1.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
It is noted that as used herein, reference to an element being "connected" to another element also means that the element is "in communication" with the other element, and fluid can be in exchange communication between the two.
In one embodiment, a linkage transmission structure of a primary lithium battery manufacturing apparatus includes: the battery comprises an output motor, an output rotating shaft, a rigid transmission device, a battery shell transportation assembly line, a negative plate winding installation mechanism, a side bottom film installation mechanism, a battery anode assembly mechanism, a battery cover welding mechanism and a battery cover pressing mechanism, wherein the output end of the output motor is connected with the output rotating shaft, and the rigid transmission device is connected with the output rotating shaft; the output motor is used for driving the output rotating shaft to rotate; the rigid transmission device comprises a linkage wheel set, a linkage belt set and a speed regulator set, wherein the linkage wheel set comprises a plurality of linkage wheels, the linkage belt set comprises a plurality of linkage belts, the speed regulator set comprises a plurality of speed regulators, each linkage wheel is arranged outside the output rotating shaft in a spaced manner, the rotating speed of the output rotating shaft is the same as that of the linkage wheels, each linkage belt is in one-to-one correspondence and is in transmission connection with each linkage wheel, each linkage belt is in transmission connection with each speed regulator in a one-to-one correspondence, and the speed regulators are used for synchronously outputting the transmission force of the output motors; the battery shell transportation assembly line is correspondingly in transmission connection with the speed regulator; the negative plate winding installation mechanism is correspondingly in transmission connection with the speed regulator; the edge and bottom film mounting mechanism is correspondingly in transmission connection with the speed regulator; the battery positive electrode assembly mechanism is correspondingly in transmission connection with the speed regulator; the battery cover welding mechanism is correspondingly in transmission connection with the speed regulator; the battery cover pressing mechanism is correspondingly in transmission connection with the speed regulator. The non-delay rigid linkage transmission structure of the primary lithium battery manufacturing equipment has the advantages that the output motor, the output rotating shaft and the rigid transmission device are arranged, so that the battery shell transportation assembly line, the negative plate winding and mounting mechanism, the side and bottom film mounting mechanism, the battery anode assembling mechanism, the battery cover welding mechanism and the processing stations on the battery cover pressing mechanism can be subjected to linkage control through one power source of the output motor, a transmission chain is enabled to rotate and feed, and meanwhile, the negative plate winding rod, the bottom film rotating disc, the nickel mesh belt cutting device, the battery cover welding lifting assembly and the battery cover pressing lifting assembly are subjected to corresponding processing operations, so that the linkage processing operations of all stations are realized, the production and processing efficiency is higher, the processing operation is more stable, the non-delay processing operation can be realized at each station which is rigidly connected, and when the whole equipment is debugged or modified, only the transmission power of the output motor or the rotating speed of the corresponding gearbox is required to be adjusted, so that the debugging work of the whole equipment is simpler and more convenient.
In order to better explain the linkage transmission structure of the primary lithium battery manufacturing equipment, the concept of the linkage transmission structure of the primary lithium battery manufacturing equipment is better understood. Referring to fig. 1, a linkage transmission structure 10 of a primary lithium battery manufacturing apparatus includes: the battery shell conveying assembly line 100, the negative plate winding installation mechanism 200, the side bottom film installation mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover laminating mechanism 600 are sequentially arranged along the flow direction of the battery shell conveying assembly line, wherein the negative plate winding installation mechanism 200, the side bottom film installation mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover laminating mechanism 600 are sequentially arranged; the battery shell transportation assembly line 100 is used for transporting a battery shell to a negative plate winding installation mechanism 200, an edge bottom film installation mechanism 300, a battery positive electrode assembly mechanism 400, a battery cover welding mechanism 500 and a battery cover laminating mechanism 600 in sequence, wherein the negative plate winding installation mechanism 200 is used for winding a negative plate into a cylindrical shape and inserting the wound negative plate into the battery shell, the edge bottom film installation mechanism 300 is used for inserting a diaphragm into the battery shell, the battery positive electrode assembly mechanism 400 is used for installing a positive electrode material into the battery shell, the battery cover welding mechanism 500 is used for welding a battery cover on a lug of the positive electrode material, and the battery cover laminating mechanism 600 is used for laminating the battery cover to an opening end of the battery shell.
In one embodiment, the battery case transportation assembly line 100 includes a transmission chain and two transmission gears, the transmission chain is respectively engaged with the two transmission gears, and the two transmission gears are used for driving the transmission chain to rotate when rotating. The conveying chain is formed by sequentially connecting a plurality of battery shell fixing blocks end to end, and a gap meshing area is arranged between every two adjacent battery shell fixing blocks and is used for being connected with the transmission gear. A battery shell fixing groove for placing a battery shell is formed in the battery shell fixing block.
It should be noted that the battery case transportation line 100 drives the conveying chain to rotate through the rotation of the two transmission gears, so as to sequentially convey the battery cases to the negative plate winding and mounting mechanism 200, the edge bottom film mounting mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500, and the battery cover pressing mechanism 600. The transmission chain is formed by sequentially connecting a plurality of battery shell fixing blocks end to end and is connected with the transmission gear through a gap meshing area between two adjacent battery shell fixing blocks, so that the transmission chain is meshed with the transmission gear respectively. The battery case fixed slot on the battery case fixed block is used for placing the battery case, and the battery case is placed in the battery case fixed slot through manual work or corresponding manipulator for battery case's open end up, then rotate through the conveying chain, thereby make battery case convey under opening state up, the processing operation of the follow-up station of being convenient for from this.
In one embodiment, the negative electrode sheet winding mechanism 200 includes a negative electrode sheet pressing device and a negative electrode sheet winding rod, the negative electrode sheet winding rod is rotatably disposed on the negative electrode sheet pressing device, the negative electrode sheet winding rod is used for winding the negative electrode sheet into a cylindrical shape when rotating, and the negative electrode sheet pressing device is used for inserting the negative electrode sheet winding rod into the battery case, so that the negative electrode sheet on the negative electrode sheet winding rod is mounted in the battery case.
The negative electrode sheet on the negative electrode sheet winding mechanism 200 is a lithium negative electrode sheet, and first, a strip-shaped lithium negative electrode tape is fed and attached to the negative electrode sheet winding rod by the negative electrode sheet unwinding wheel, and the lithium negative electrode tape is wound on the negative electrode sheet winding rod by the rotation of the negative electrode sheet winding rod. The negative electrode sheet winding installation mechanism 200 further comprises a negative electrode sheet cutting device, wherein a negative electrode sheet cutting blade is arranged on the negative electrode sheet cutting device, and when the negative electrode sheet winding rod finishes the winding operation. The negative pole piece cutting blade through the negative pole piece cutting device cuts the lithium negative pole belt between the negative pole piece winding rod and the negative pole piece unwinding wheel, so that a cylindrical lithium negative pole piece is obtained on the negative pole piece winding rod, and then the lithium negative pole piece on the negative pole piece winding rod is inserted into the battery shell on the battery shell transportation assembly line 100 through the displacement motion of the negative pole piece pressing device, so that the negative pole piece winding installation operation is completed.
Further, the negative electrode sheet winding installation mechanism 200 further includes a negative electrode sheet shaping roller, the negative electrode sheet shaping roller abuts against or is separated from the negative electrode sheet winding rod, and the negative electrode sheet shaping roller is used for rolling and shaping the negative electrode sheet on the negative electrode sheet winding rod when abutting against the negative electrode sheet winding rod.
It should be noted that, after the negative pole piece is coiled by the negative pole piece coiling rod, at first, the negative pole piece coiling rod is moved to the negative pole piece shaping roller through the negative pole piece press-in device, so that the negative pole piece shaping roller is abutted to the negative pole piece on the negative pole piece coiling rod, at the moment, the negative pole piece coiling rod is rotated, so that the negative pole piece shaping roller is driven to rotate, thereby the negative pole piece on the negative pole piece coiling rod is subjected to rolling shaping operation through the negative pole piece shaping roller, so that the negative pole piece on the negative pole piece coiling rod can form a more regular negative pole piece cylinder, and therefore, after the negative pole piece is placed into the battery shell, the negative pole piece can be better attached to the inner side wall of the battery shell.
In an embodiment, the negative plate pressing-in device is a multi-axis negative plate pressing-in manipulator, a negative plate winding motor is arranged on the negative plate pressing-in manipulator, the negative plate winding motor is connected with the negative plate winding rod, so that the negative plate winding rod is driven by the negative plate winding motor to perform rotary winding operation, the negative plate is wound on the negative plate winding rod, and then the negative plate on the negative plate winding rod is placed into the battery shell through the negative plate pressing-in manipulator.
In one embodiment, the edge film mounting mechanism 300 includes an edge film pressing device, a bottom film feeding device, a side film winding device, and an edge film feeding device, wherein the bottom film feeding device is used for feeding a bottom film sheet into the battery case, the side film winding device is used for winding an edge film into a cylindrical shape, and the edge film pressing device is used for inserting the edge film wound on the edge film into the battery case.
Further, basement membrane loading attachment includes that the basement membrane area unreels wheel, basement membrane area cutting blade and basement membrane rolling disc, it places the hole to have seted up the basement membrane on the basement membrane rolling disc, the basement membrane area unreels the wheel and is used for placing the basement membrane area, when the basement membrane area unreels the wheel and rotates, be used for placing downthehole with basement membrane area material loading to the basement membrane, the basement membrane area cutting blade rotate set up in the basement membrane area unreel the wheel with between the basement membrane rolling disc, when the basement membrane area cutting blade rotates, be used for unreeling the basement membrane area between wheel and the basement membrane rolling disc and cut off, so that the basement membrane is placed downthehole and is obtained the basement membrane.
It should be noted that the hole is placed to the basement membrane with the battery case fixed slot is aligned, and the basement membrane is taken to the reel and is put downthehole back with basement membrane area material loading to the basement membrane placing on the basement membrane rolling disc when the basement membrane, takes cutting blade to carry out the cutting operation to the basement membrane area through the basement membrane to make the basement membrane place downthehole basement membrane that obtains.
Further, limit membrane take-up device is touched the winding rod including the limit, touches and has seted up a plurality of absorption holes on the winding rod. The edge bottom film mounting mechanism further comprises an edge film feeding device, and the edge film feeding device is used for feeding an edge film to the edge touch winding rod. The side film feeding device comprises a side film feeding rolling wheel and a side film cutting blade, the side film cutting blade is arranged between the side film feeding rolling wheel and the side film winding rod, when the side film feeding rolling wheel rotates, the side film feeding rolling wheel is used for feeding the side film belt to the side film winding rod, and the side film cutting blade is used for cutting the side film belt on the side film winding rod into a side film sheet.
It should be noted that the limit membrane area is attached on touching the winding rod through limit membrane material loading winding wheel material loading, and absorption hole through touching the winding rod is fixed to limit membrane area absorption, accomplishes and adsorbs fixed back, touches the winding rod and rotates the operation simultaneously to coil limit membrane area on touching the winding rod simultaneously, then cut the operation through limit membrane cutting blade, thereby make limit membrane area on touching the winding rod separate with the limit membrane area on the winding wheel on the limit membrane, thereby make the limit touch the winding rod on obtain being cylindric limit touch film.
In one embodiment, the edge primer mounting mechanism 300 further comprises a multi-axis edge primer mounting manipulator, the edge touch winding rod is disposed on the edge primer mounting manipulator, and thus, the edge touch winding rod moves above the hole for placing the bottom membrane through the displacement movement of the edge primer mounting manipulator, and then the edge touch winding rod penetrates through the hole for placing the bottom membrane and is inserted into the battery shell in the battery shell fixing groove through the movement of the edge primer mounting manipulator, so that the bottom membrane and the edge primer are mounted in the battery shell.
Further, the edge bottom film mounting mechanism 300 further includes a tetrafluoro bottom film mounting device for mounting a tetrafluoro film in the battery case, so that the tetrafluoro film is attached to the tetrafluoro film and the bottom film in the battery case.
It should be noted that, after the bottom membrane and the side membrane are mounted, the lithium negative plate and the bottom membrane are sequentially stacked at the bottom in the battery case, and in order to improve the overall structural strength of the battery, the tetrafluoro membrane is placed on the bottom membrane, so that the structural strength of the bottom in the battery case can be effectively improved, and the safety performance of the battery is improved. Tetrafluoro end diaphragm installation device includes tetrafluoro diaphragm absorption air cock and tetrafluoro diaphragm transport manipulator, adsorb the air cock set up in on the tetrafluoro diaphragm transport manipulator, tetrafluoro diaphragm transport manipulator is used for driving the tetrafluoro diaphragm adsorbs the air cock and removes in battery case to place the tetrafluoro diaphragm after will adsorbing through the tetrafluoro diaphragm and fix in battery case, so that the laminating of basement membrane in tetrafluoro diaphragm and the battery case.
Referring to fig. 1 and 2, in one embodiment, a positive battery assembling mechanism 400 includes: the nickel mesh belt cutting device 410, the nickel mesh sheet barrel forming device 420, the tab welding device 430 and the anode material particle filling device 440 are arranged in sequence, wherein the nickel mesh belt cutting device 410 comprises a nickel mesh belt feeding part 411 and a cutter 412, the nickel mesh belt feeding part 411 is used for feeding out a nickel mesh belt, and the cutter 412 is used for cutting off the nickel mesh belt to obtain a nickel mesh sheet.
The battery positive electrode of the present invention is composed of a nickel mesh cylinder, positive electrode particles and tabs, wherein a nickel mesh sheet is first wound into a cylindrical nickel mesh cylinder, and then the tabs are welded to the nickel mesh cylinder, so that the nickel mesh cylinder is electrically connected to the tabs, and after the tabs are welded, the nickel mesh cylinder is placed into the center position inside the battery case, and at this time, a positive electrode particle filling gap is formed between the outer side wall of the nickel mesh cylinder and the inner wall of the battery case, and the positive electrode particles are filled in the positive electrode particle filling gap, so that the assembly operation of the battery positive electrode is completed. In this embodiment, the nickel mesh strip is sent out by the nickel mesh strip feeding part 411, and then cut by the cutting knife 412, so as to obtain the nickel mesh sheet with the length meeting the production requirement.
Referring to fig. 1 again, the nickel mesh sheet barrel forming device 420 includes a nickel mesh sheet pressing piece 421, a centering positioning column 422, a barrel forming pressing piece 423 and a welding piece 424, the nickel mesh sheet pressing piece 421 is used for pressing and attaching part of a nickel mesh sheet to the centering positioning column 422, and tilting opposite sides of the nickel mesh sheet, the barrel forming pressing piece 423 is used for pressing and holding opposite sides of the nickel mesh sheet and contacting opposite sides of the nickel mesh sheet, a avoiding groove is formed in the barrel forming pressing piece 423, and the welding piece 424 is used for welding opposite sides of the nickel mesh sheet through the avoiding groove to obtain a nickel mesh barrel sleeved on the centering positioning column 422; in the present embodiment, the weldment 424 is a laser welder or an ultrasonic welder.
It should be noted that the nickel mesh belt feeding member 411 feeds the nickel mesh belt onto the nickel mesh sheet pressing member 421, fixes the nickel mesh belt conveyed in place by the nickel mesh sheet pressing member 421, and then cuts the nickel mesh belt by the cutter 412, so that the nickel mesh sheet is obtained on the nickel mesh sheet pressing member 421. After the nickel mesh piece pressing piece 421 obtains the nickel mesh piece, the pressing movement is carried out in the direction of the centering positioning column 422, so that the nickel mesh piece is attached to the middle positioning column 422, the opposite side of the nickel mesh piece tilts, and after the attaching operation of the nickel mesh piece and the middle positioning column 422 is completed, the tube pressing piece 423 moves in the direction of the opposite side of the nickel mesh piece, so that the opposite sides of the nickel mesh piece are contacted, the opposite sides of the nickel mesh piece are attached to the centering positioning column 422, and therefore the nickel mesh piece is pressed into a nickel mesh tube. After the barrel-forming pressing piece 423 completes the pressing operation, the welding piece 424 performs the welding operation on the opposite sides of the nickel mesh sheet at the position avoiding groove of the barrel-forming pressing piece 423, so that the welding and fixing operation of the nickel mesh barrel is completed.
Referring to fig. 1 again, the tab welding device 430 includes a tab feeding member 431, a tab welding member 432 and a tab cutter 433, wherein the tab feeding member 431 is used for feeding a tab belt out and enabling the tab belt to be attached to the outer side wall of the nickel mesh cylinder, the tab welding member 432 is used for welding the tab belt to the outer side wall of the nickel mesh cylinder, and the tab cutter 433 is used for cutting the tab belt to obtain the tab sheet on the outer side wall of the nickel mesh cylinder; in the present embodiment, the tab weldments 432 are laser welders or ultrasonic welders.
It should be noted that, after the nickel mesh sheet tube forming device 420 completes the operation of forming the nickel mesh sheet tube, the tab feeding member 431 feeds the tab belt to the outer side wall of the nickel mesh tube, so that the tab belt is attached to the outer side wall of the nickel mesh tube, then the tab welding member 432 performs welding operation on the attachment position of the tab belt and the nickel mesh tube, so that the tab belt is welded and fixed to the nickel mesh tube, and finally the tab belt is cut off by the tab cutter 433, so that the tab sheet is obtained on the outer side wall of the nickel mesh tube.
Referring to fig. 1 again, the positive electrode material particle injecting device 440 includes a lifting member 441 and a positive electrode material particle injecting member 442, wherein the lifting member 441 is used for clamping the centering and positioning post 422 sleeved with the nickel mesh cylinder and for centering and inserting the centering and positioning post sleeved with the nickel mesh cylinder into the battery case, the positive electrode material particle injecting member 442 is used for injecting positive electrode material particles between the outer side wall of the nickel mesh cylinder and the inner side wall of the battery case, and the lifting member 441 is further used for pulling out the centering and positioning post 422 after the nickel mesh cylinder contacts with the positive electrode material particles and accommodating the nickel mesh cylinder in the battery case.
It should be noted that after the tab welding of the nickel mesh cylinder is completed, the end portion of the centering and positioning column 422 is clamped by the lifting member 441 and is moved to the upper side of the battery case transportation assembly line 100, at this time, the centering and positioning column 422 is aligned with the opening end of the battery case on the battery case transportation assembly line 100, and then the centering and positioning column 422 is inserted into the center position inside the battery case through the lifting member 441, so that the nickel mesh cylinder is accommodated in the battery case. Because the outer diameter of the nickel mesh cylinder is smaller than the inner diameter of the battery shell, when the centering and positioning column 422 is located at the center position inside the battery shell, a gap is formed between the outer wall of the nickel mesh cylinder and the inner wall of the battery shell, and at this time, the positive electrode particles are filled to the gap between the outer wall of the nickel mesh cylinder and the inner wall of the battery shell through the positive electrode material particle filling piece 442, so that the positive electrode particle filling operation is completed. At this time, the nickel mesh cylinder is abutted against the side membrane on the inner wall of the battery shell through the positive electrode particles, so that the nickel mesh cylinder can be fixed at the central position inside the battery shell, and after the fixing operation of the nickel mesh cylinder is completed, the lifting piece 441 drives the centering positioning column to ascend, so that the centering positioning column is separated from the nickel mesh cylinder after the fixing is completed, and the nickel mesh cylinder is accommodated in the battery shell.
In one embodiment, the nickel mesh belt feeding member 411 includes a nickel mesh unwinding wheel 411a and a nickel mesh belt feeding traction wheel 411b, the nickel mesh unwinding wheel 411a is used for placing the nickel mesh belt, the nickel mesh belt feeding traction wheel 411b is used for abutting against the nickel mesh belt, and the nickel mesh belt feeding traction wheel 411b is used for driving the nickel mesh belt to move towards the nickel mesh sheet pressing member 421 when rotating.
Further, two nickel screen feeding traction wheels 411b are arranged, the two nickel screen feeding traction wheels 411b are used for clamping a nickel screen belt together, and the two nickel screen feeding traction wheels 411b are used for conveying the nickel screen belt when rotating.
It should be noted that the nickel mesh belt is wound and placed on the nickel mesh unwinding wheel 411a, and the nickel mesh unwinding wheel 411a rotates by the rotation of the nickel mesh feeding traction wheel 411b, so that the nickel mesh belt is conveyed to the nickel mesh sheet pressing member 421, and the feeding operation of the nickel mesh belt is completed.
In one embodiment, the nickel mesh pressing and holding member 421 includes a nickel mesh feeding turntable 421a, a nickel mesh fixing block 421b, and a nickel mesh pushing block 421c, the nickel mesh fixing block 421b is slidably disposed on the nickel mesh feeding turntable 421a, the nickel mesh pushing block 421c is aligned with the nickel mesh fixing block 421b, a nickel mesh feeding gap is formed between the nickel mesh pushing block 421c and the nickel mesh fixing block 421b, the nickel mesh feeding turntable 421a rotates to drive the nickel mesh fixing block 421b to move between the nickel mesh pushing block 421c and the centering positioning post 422, the nickel mesh feeding member 411 is configured to feed a nickel mesh to the nickel mesh feeding gap, the nickel mesh pushing block 421c is configured to push the nickel mesh at the nickel mesh feeding gap to the nickel mesh fixing block 421b, the nickel mesh fixing block 421b is used for pressing and attaching part of the nickel mesh to the centering and positioning column 422.
It should be noted that the nickel mesh belt feeding member 411 feeds the nickel mesh belt to the feeding gap of the nickel mesh belt, and then drives the nickel mesh belt pushing block 421c to move toward the nickel mesh belt fixing block 421b through a driving structure such as a cylinder or a cam link structure, so as to push the nickel mesh belt at the feeding gap of the nickel mesh belt to the nickel mesh belt fixing block 421b, the nickel mesh belt fixing block 421b is provided with a plurality of nickel mesh belt suction holes, and the nickel mesh belt is fixed on the nickel mesh belt fixing block 421b through the vacuum adsorption operation of the nickel mesh belt suction holes.
In an embodiment, the cutting knife 433 is disposed on the nickel mesh pushing block 421c, and when the nickel mesh pushing block 421c moves toward the nickel mesh fixing block 421b, the cutting knife 433 is driven to cut off the nickel mesh, so as to obtain the nickel mesh.
It should be noted that, when the nickel mesh pushing block 421c moves towards the nickel mesh fixing block 421b, the cutter 433 is driven to move towards the nickel mesh fixing block 421b, so that the nickel mesh belt is cut into nickel meshes while moving, and the nickel mesh fixing block 421b obtains the nickel meshes.
In one embodiment, the nickel mesh fixing block 421b is formed with a half groove, the diameter of the half groove is greater than or equal to the diameter of the centering and positioning post 422, the tube forming press-fitting member 423 is formed with a press-fitting groove, the press-fitting groove is aligned with the half groove, and the press-fitting groove and the half groove form a complete circular groove when abutting against each other.
It should be noted that, after the nickel mesh sheet fixing block 421b completes the adsorption and fixation of the nickel mesh sheet, the nickel mesh sheet fixing block moves to one side of the centering and positioning post 422 through the rotation of the nickel mesh belt feeding rotary table 421a, and then the nickel mesh sheet fixing block 421b is driven by a driving structure such as a cylinder or a cam link structure to move towards the direction of the centering and positioning post 422, so that the nickel mesh sheet on the nickel mesh sheet fixing block 421b is attached to the centering and positioning post 422, meanwhile, the centering and positioning post 422 is aligned with the half-groove on the nickel mesh sheet fixing block 421b, and the diameter of the half-groove is greater than or equal to the diameter of the centering and positioning post 422, so that, during the movement of the nickel mesh sheet fixing block 421b, the centering and positioning post 422 drives the nickel mesh sheet to enter the half-groove on the nickel mesh sheet fixing block 421b, so that the nickel mesh sheet is half-wrapped on the surface of the centering and positioning post 422, so that the pressing groove on the tube-forming pressing piece 423 is attached to the centering and positioning column 422, and the opposite sides of the nickel mesh sheets on the two sides of the centering and positioning column 422 are driven to be bent and attached to the centering and positioning column 422, so that the sheet-shaped nickel mesh sheets are pressed into a nickel mesh tube structure.
In one embodiment, the nickel mesh sheet forming device 420 further includes a nickel mesh transfer turntable 425, the nickel mesh transfer turntable 425 is provided, the nickel mesh transfer turntable 425 is disposed adjacent to the nickel mesh belt transfer turntable 421a, a nickel mesh placing seat 425a is disposed on the nickel mesh transfer turntable 425, a centering post placing groove is disposed on the nickel mesh placing seat 425a, one end of the centering post 422 is disposed in the centering post placing groove, the welding part 424 and the tab welding part 432 are respectively disposed on the nickel mesh placing seat 425a, and the welding part 424 and the tab welding part 432 are respectively aligned with the centering post 422.
It should be noted that, after the centering and positioning column 422 completes the forming and pressing of the nickel mesh cylinder, the welding part 424 performs a welding operation on the opposite sides of the nickel mesh sheet at the position of the avoiding groove of the cylinder forming and pressing part 423, thereby completing the welding and fixing operation of the nickel mesh cylinder. Accomplish the welded fastening operation back, transfer the rotation of carousel 425 through a nickel screen section of thick bamboo, on the nickel screen section of thick bamboo that will center on the reference column 422 moves utmost point ear welding set 430, through utmost point ear pay-off piece 431 with utmost point ear area pay-off to the lateral wall of a nickel screen section of thick bamboo on, make utmost point ear area and the laminating of a nickel screen section of thick bamboo outside wall mutually, then carry out welding operation through the laminating position of utmost point ear area and a nickel screen section of thick bamboo of utmost point ear welding 432, make utmost point ear area and a nickel screen section of thick bamboo welded fastening, at last rethread utmost point ear cutter 433 cuts off the utmost point ear area, make obtain utmost point ear piece on.
In one embodiment, the tab feeding member 431 includes a tab tape unwinding wheel 431a and a tab tape traction wheel 431b, the tab tape unwinding wheel 431a is used for winding and placing a tab tape, the tab tape traction wheel 431b is used for abutting against the tab tape, and the tab tape traction wheel 431b is used for driving the tab tape to move towards the nickel mesh cylinder when rotating.
It should be noted that, when the nickel mesh cylinder transfer turntable 425 moves the nickel mesh cylinder on the centering and positioning column 422 to the tab welding device 430, the tab feeding piece 431 is located above the centering and positioning column 422, and the tab belt unwinding wheel 431a is driven to rotate through the rotation of the tab belt traction wheel 431b, so that the tab belt is conveyed from the upper side of the centering and positioning column 422 to the direction of the centering and positioning column 422, and thus the tab belt is attached to the outer side wall of the nickel mesh cylinder of the centering and positioning column 422, and then the tab belt on the outer side wall of the nickel mesh cylinder is welded through the tab welding piece 432 on the nickel mesh cylinder placing seat 425a, so that the tab belt is welded and fixed on the nickel mesh cylinder. After the welding and fixing are completed, the tab tape is cut off by a tab cutter 433, so that a tab piece is obtained on the outer side wall of the nickel mesh cylinder.
In one embodiment, the lifting member 441 includes a lifting rotating plate 441a, a lifting cylinder 441b and a positioning post clamping claw 441c, the lifting cylinder 441b is disposed on the lifting rotating plate 441a, the lifting cylinder 441b is connected to the positioning post clamping claw 441c, the lifting cylinder 441b is used to drive the positioning post clamping claw 441c to move towards the direction of the centering positioning post 422, and the positioning post clamping claw 441c is used to clamp the centering positioning post 422.
After the tab welding of the nickel mesh cylinder is completed, the nickel mesh cylinder on the centering positioning column 422 is moved to the station of the lifting piece 441 by the rotation of the nickel mesh cylinder transfer turntable 425, at this time, the lifting rotating plate 441a rotates to enable the positioning column clamping claw 441c to be positioned above the centering positioning column 422, then the lifting cylinder 441b drives the positioning column clamping claw 441c to descend, the centering positioning column 422 is clamped by the positioning column clamping claw 441c, then the centering positioning column 422 is taken out of the nickel mesh cylinder transfer turntable 425 by the resetting operation of the lifting cylinder 441b, and the centering positioning column 422 on the positioning column clamping claw 441c is moved and placed in the battery shell on the battery shell transport assembly line 100 by the linkage operation of the lifting rotating plate 441a, the lifting cylinder 441b and the positioning column clamping claw 441 c.
In one embodiment, referring to fig. 1 again, the positive electrode material particle injecting member 442 includes a positive electrode material particle storage tank, a positive electrode material particle blanking channel and a blanking block, the feeding end of the positive electrode material particle blanking channel is communicated with the positive electrode material particle storage tank, the blanking block is slidably disposed on the discharging port of the positive electrode material particle blanking channel, and the positive electrode material particle blanking channel is obliquely disposed between the positive electrode material particle storage tank and the battery case transportation assembly line 100.
It should be noted that, after the centering and positioning column 422 is installed inside the battery case by the positioning column clamping claw 441c, at this time, the battery case is located on the station of the positive electrode material particle filling member 442, and the open end of the battery case is in abutting communication with the discharge port of the positive electrode material particle blanking channel, when the blanking plugging block slides to make the discharge port of the positive electrode material particle blanking channel in an open state, the positive electrode particles in the positive electrode material particle storage tank slide out from the discharge port of the positive electrode material particle blanking channel and are filled inside the battery case under the action of gravity, because the centering and positioning column 422 is located at the central position of the battery case, the positive electrode particles cannot enter the nickel mesh cylinder, thereby ensuring that the positive electrode particles can be filled into the gap between the outer wall of the nickel mesh cylinder and the inner wall of the battery case, and completing the filling operation of the positive electrode particles. At this time, the nickel mesh cylinder is abutted against the side membrane on the inner wall of the battery shell through the positive electrode particles, so that the nickel mesh cylinder can be fixed at the central position inside the battery shell, and after the fixing operation of the nickel mesh cylinder is completed, the lifting cylinder 441b drives the centering positioning column on the positioning column clamping claw 441c to ascend, so that the centering positioning column is separated from the nickel mesh cylinder after the fixing is completed, and the nickel mesh cylinder is accommodated in the battery shell.
In one embodiment, in order to prevent the positive particles from entering the nickel screen cylinder in the subsequent processing operation after the nickel screen cylinder in the battery housing is separated from the centering positioning column, a nickel screen cylinder isolation film needs to be arranged on the opening end of the nickel screen cylinder, in order to realize the installation operation of the nickel screen cylinder isolation film, the battery positive assembling mechanism 400 further comprises a nickel screen cylinder isolation film placing device 460, the nickel screen cylinder isolation film placing device 460 comprises a nickel screen cylinder isolation film tape unwinding wheel, a nickel screen cylinder isolation film cutting blade and a nickel screen cylinder isolation film installation manipulator, the nickel screen cylinder isolation film tape unwinding wheel is used for feeding and transmitting the nickel screen cylinder isolation film tape to the nickel screen cylinder isolation film installation manipulator, the nickel screen cylinder isolation film cutting blade is arranged between the nickel screen cylinder isolation film tape unwinding wheel and the nickel screen cylinder isolation film installation manipulator, the nickel screen cylinder isolation film installation manipulator is a multi-shaft manipulator, and be provided with nickel screen section of thick bamboo barrier film piece absorption air cock on the nickel screen section of thick bamboo barrier film installation manipulator, so, through nickel screen section of thick bamboo barrier film piece unreel rotation of wheel with nickel screen section of thick bamboo barrier film piece material loading to nickel screen section of thick bamboo barrier film installation manipulator to adsorb fixedly with nickel screen section of thick bamboo barrier film piece through nickel screen section of thick bamboo barrier film piece absorption air cock, then cut off nickel screen section of thick bamboo barrier film piece through nickel screen section of thick bamboo barrier film cutting blade, thereby obtain nickel screen section of thick bamboo diaphragm on making nickel screen section of thick bamboo barrier film piece absorption air cock, then the open end department of nickel screen section of thick bamboo of putting nickel screen section of thick bamboo diaphragm in battery case through nickel screen section of thick bamboo barrier film installation manipulator, thereby accomplish nickel screen section of thick bamboo diaphragm installation operation.
In one embodiment, in order to improve the safety performance of the battery and prevent the short circuit phenomenon inside the battery, when the nickel mesh cylinder isolation diaphragm is placed, a battery diaphragm needs to be placed at the open end of the battery case, so as to prevent positive particles inside the battery case from moving to the negative electrode sheet, in order to implement the installation operation of the battery diaphragm, the battery positive electrode assembly mechanism 400 further includes a battery diaphragm placing device 470, the battery diaphragm placing device 470 includes a battery diaphragm tape unwinding wheel, a battery diaphragm cutting blade and a battery diaphragm installation manipulator, the battery diaphragm tape unwinding wheel is used for feeding and conveying the battery diaphragm tape to the battery diaphragm installation manipulator, the battery diaphragm cutting blade is arranged between the battery diaphragm tape unwinding wheel and the battery diaphragm installation manipulator, the battery diaphragm installation manipulator is a multi-axis manipulator, and be provided with battery diaphragm and adsorb the air cock on the battery diaphragm installation manipulator, so, the rotation of unreeling the wheel through battery diaphragm area is with battery diaphragm material loading to battery diaphragm installation manipulator on, and adsorb the air cock through battery diaphragm and adsorb the battery diaphragm area fixedly, then cut off battery diaphragm area through battery diaphragm cutting blade, thereby obtain battery diaphragm on making battery diaphragm adsorb the air cock, then rethread battery diaphragm installation manipulator places battery diaphragm in battery case open end department, and laminate with nickel mesh section of thick bamboo diaphragm. Thereby completing the battery separator sheet mounting operation. Meanwhile, the battery diaphragm is provided with the lug hole, so that the lug on the nickel screen cylinder can penetrate through the lug hole and leak outside the battery diaphragm, the leaked lug part can be welded with the battery cover, and the battery is electrically connected.
In an embodiment, the battery cover welding mechanism 500 includes a battery cover feeding vibration disk, a battery cover feeding manipulator and a battery cover welder, the battery cover feeding vibration disk is used for feeding a battery cover to the battery cover feeding manipulator, the battery cover feeding manipulator is a multi-axis manipulator, a battery cover clamping jaw is arranged on the battery cover feeding manipulator, the battery cover feeding manipulator is used for clamping the battery cover on the battery cover feeding vibration disk, and is further used for moving the battery cover to the battery shell transportation assembly line 100, so that a conductive post on the battery cover is attached to a tab of a nickel mesh tube, and the battery cover welder is used for welding the conductive post on the battery cover to the tab of the nickel mesh tube. In the present embodiment, the battery cover welder is a laser welder.
It should be noted that, after the battery case completes the operation of assembling and placing the battery positive electrode at the battery positive electrode assembling mechanism 400, the battery case is conveyed to the battery cover welding mechanism 500 through the battery case transportation assembly line 100, at this time, the battery cover performs the loading operation through the battery cover feeding vibration plate, the battery cover loading manipulator clamps the battery cover on the battery cover feeding vibration plate through the battery cover clamping jaw, and moves the battery cover on the battery cover clamping jaw to the battery case opening end of the battery case transportation assembly line 100, so that the conductive post on the battery cover is attached to the tab of the nickel mesh cylinder, and then the welding operation is performed through the battery cover welder, so that the conductive post on the battery cover is welded to the tab of the nickel mesh cylinder.
In one embodiment, the battery cover pressing mechanism 600 includes a battery cover pressing and lifting assembly, a battery cover pressing and lifting block, and a battery cover pressing and welding device, wherein the battery cover pressing and lifting assembly is connected to the battery cover pressing and lifting assembly, the battery cover pressing and lifting assembly is configured to drive the battery cover pressing and lifting block to move toward the opening end of the battery case, so that the battery cover is pressed into the battery case, and the battery cover pressing and welding device is configured to weld the battery cover at the opening end of the battery case.
It should be noted that, after the battery case completes the welding operation of the battery cover and the tab, the battery cover is conveyed to the battery cover pressing mechanism 600 through the battery case transportation assembly line 100, so that the battery cover on the battery case is located below the battery cover pressing block, at this time, the battery cover pressing lifting assembly drives the battery cover pressing block to perform the pressing operation, so that the battery cover is pressed into the opening end of the battery case through the battery cover pressing block, and after the battery cover pressing operation is completed, the battery cover is welded to the battery case through the battery cover pressing welder, so that the battery cover is welded at the opening end of the battery case.
Referring to fig. 1 again, the linkage transmission structure 10 of the primary lithium battery manufacturing apparatus further includes 10 an output motor 710, an output rotating shaft 720, and a rigid transmission device 730, wherein an output end of the output motor 710 is connected to the output rotating shaft 720, and the rigid transmission device 730 is connected to the output rotating shaft 720. The rigid transmission device 730 comprises a linkage wheel set 731, a linkage belt set 732 and a speed regulator set 733, the linkage wheel set comprises a plurality of linkage wheels, the linkage belt set comprises a plurality of linkage belts, the speed regulator set comprises a plurality of speed regulators, the linkage wheels are sleeved outside the output rotating shaft at intervals, the rotating speed of the output rotating shaft is the same as that of the linkage wheels, the linkage belts are in one-to-one correspondence and are in transmission connection with the linkage wheels, the linkage belts are also in one-to-one correspondence and are in transmission connection with the speed regulators, and the speed regulators are used for synchronously outputting the transmission force of the output motors; the battery shell transportation assembly line 100 is correspondingly in transmission connection with the speed regulator; the negative plate winding installation mechanism 200 is correspondingly in transmission connection with the speed regulator; the edge and bottom film mounting mechanism 300 is correspondingly in transmission connection with a speed regulator; the battery positive electrode assembly mechanism 400 is correspondingly in transmission connection with the speed regulator; the battery cover welding mechanism 500 is correspondingly in transmission connection with the speed regulator; the battery cover pressing mechanism 600 is correspondingly in transmission connection with a speed regulator. The periphery of linkage wheel is provided with the sand grip, the sand grip be used for with linkage area in close contact with, so, can make synchronizing wheel and the transmission of drive belt be connected more stably.
It should be noted that, the non-delay rigid linkage transmission structure 10 of the primary lithium battery manufacturing equipment enables the output rotating shaft 720 to rotate under the driving of the output motor 710 by arranging the output motor 710, the output rotating shaft 720 and the rigid transmission device 730, so that the output power of the output motor 710 is respectively transmitted to the battery case transportation assembly line 100, the negative plate winding installation mechanism 200, the side bottom film installation mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover pressing mechanism 600 by the rigid transmission device 730, so that the battery case transportation assembly line 100, the negative plate winding installation mechanism 200, the side bottom film installation mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover pressing mechanism 600 synchronously perform corresponding processing operations, thereby enabling the processing operations of each station to have linkage with each other, and the time delay waiting is not needed, so that the production and processing efficiency is higher, and the programming and debugging are simpler.
Specifically, when the output motor 710 works, power is transmitted to the output rotating shaft 720 to drive the output rotating shaft 720 to rotate, a plurality of linkage wheels are sleeved on the output rotating shaft 720, so that the linkage wheels on the output rotating shaft 720 rotate synchronously while the output rotating shaft 720 rotates, and meanwhile, the power on the linkage wheels is transmitted to the corresponding speed regulators through linkage belts, so that the speed regulators synchronously output the transmission force of the output motor 710, therefore, the speed regulators can regulate the power according to the actual processing conditions on the battery shell conveying assembly line 100, the negative pole piece winding and mounting mechanism 200, the side bottom film mounting mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover pressing mechanism 600, thereby realizing the linkage processing operation of each station, achieving the purposes of no delay and mutual linkage processing, and effectively improving the efficiency of production and processing, and the whole structure is more compact and stable.
In one embodiment, the battery case transportation assembly line 100 includes a transmission chain and two transmission gears, the transmission chain is respectively engaged with the two transmission gears, and one of the transmission gears is correspondingly connected with one of the speed regulators in a transmission manner; and when the two transmission gears rotate, the transmission gears are used for driving the transmission chain to rotate.
It should be noted that, at the station of the battery case transportation assembly line 100, the battery case transportation assembly line 100 is correspondingly connected with one speed regulator through one of the transmission gears, when the output motor 710 works to drive the output rotating shaft 720 to rotate, the power is transmitted to the speed regulator connected with the transmission gear through the linkage wheel and the linkage belt, so that the received power is adjusted through the speed regulator and transmitted to the transmission gear, and thus, the transmission gear can rotate, and the transmission chain can transmit and rotate.
In one embodiment, the negative plate winding mechanism 200 includes a negative plate pressing device and a negative plate winding rod, the negative plate winding rod is rotatably disposed on the negative plate pressing device, the negative plate winding rod is correspondingly connected to a speed regulator in a transmission manner, the negative plate winding rod is configured to wind a negative plate into a cylindrical shape when rotating, and the negative plate pressing device is configured to insert the negative plate winding rod into a battery case, so that the negative plate on the negative plate winding rod is mounted in the battery case.
It should be noted that, at the station of the negative plate winding and mounting mechanism 200, the negative plate winding and mounting mechanism 200 is correspondingly connected with one speed regulator through a negative plate winding rod, when the output motor 710 operates to drive the output rotating shaft 720 to rotate, the power is transmitted to the speed regulator connected with the negative plate winding rod through the linkage wheel and the linkage belt, so that the received power is regulated by the speed regulator and transmitted to the negative plate winding rod, and thus, the negative plate winding rod can rotate, and the negative plate is wound on the negative plate winding rod.
In an embodiment, limit basement membrane installation mechanism 300 includes basement membrane loading attachment, basement membrane loading attachment includes that the basement membrane area is unreeled wheel, basement membrane area cutting blade and basement membrane rolling disc, basement membrane rolling disc correspond with one the speed regulator transmission is connected, set up the basement membrane on the basement membrane rolling disc and place the hole, the basement membrane area is unreeled the wheel and is used for placing the basement membrane area, when the basement membrane area is unreeled the wheel and is rotated, be used for putting the basement membrane material loading to the basement membrane and place downtheholely, the basement membrane area cutting blade rotate set up in the basement membrane area unreel the wheel with between the basement membrane rolling disc, when the basement membrane area cutting blade rotates, be used for unreeling the basement membrane area between wheel and the basement membrane rolling disc and cut off, so that the basement membrane is placed downthehole obtaining the basement membrane.
It should be noted that, at the station of the bottom film mounting mechanism 300, the bottom film mounting mechanism 300 is correspondingly connected with one speed regulator through the bottom film rotating disc, and when the output motor 710 operates to drive the output rotating shaft 720 to rotate, the power is transmitted to the speed regulator connected with the bottom film rotating disc through the linkage wheel and the linkage belt, so that the received power is regulated by the speed regulator and transmitted to the bottom film rotating disc, and thus, the bottom film rotating disc can rotate and transport, and the bottom film on the bottom film rotating disc moves to the battery case port on the battery case transport line 100.
In one embodiment, the battery positive electrode assembly mechanism 400 includes a nickel mesh belt cutting device 410, the nickel mesh belt cutting device includes a nickel mesh belt cutting assembly, the nickel mesh belt cutting assembly includes a nickel mesh belt cutting guide seat, a nickel mesh belt cutting rotary sleeve, a first connecting rod, a second connecting rod, a nickel mesh belt cutting guide rail, a nickel mesh belt cutting slider and a cutter, the nickel mesh belt cutting rotary sleeve is rotatably disposed on the nickel mesh belt cutting guide seat, the nickel mesh belt cutting rotary sleeve is in transmission connection with the speed regulator, a guiding arc groove is disposed on the nickel mesh belt cutting guide seat, the first connecting rod is movably disposed in the nickel mesh belt cutting rotary sleeve, a connecting guide wheel is rotatably disposed at the end of the first connecting rod, the connecting guide wheel is slidably disposed in the guiding arc groove, one end of the second connecting rod is hinged to the connecting guide wheel, the other end of the second connecting rod is hinged to the nickel mesh belt cutting sliding block, the nickel mesh belt cutting sliding block is slidably arranged in the nickel mesh belt cutting guide rail, and the cutter is arranged on the nickel mesh belt cutting sliding block.
It should be noted that, at the station of the battery positive electrode assembling mechanism 400, the battery positive electrode assembling mechanism 400 is correspondingly connected with one of the speed regulators through the nickel mesh belt cutting rotary sleeve, when the output motor 710 operates to drive the output rotary shaft 720 to rotate, the power is transmitted to the speed regulator connected with the nickel mesh belt cutting rotary sleeve through the linkage wheel and the linkage belt, so that the received power is adjusted through the speed regulator and transmitted to the nickel mesh belt cutting rotary sleeve, thus, the nickel mesh belt cutting rotary sleeve can rotate, because the first connecting rod movably penetrates through the nickel mesh belt cutting rotary sleeve, and the end part of the first connecting rod is rotatably provided with the connecting guide wheel which is slidably arranged in the guide arc groove, when the nickel mesh belt cutting rotary sleeve rotates, the connecting guide wheel on the first connecting rod rotates along the guide arc groove, the second connecting rod hinged with the second connecting rod is driven to move through the connecting rod, so that the nickel mesh belt cutting sliding block can perform reciprocating displacement in the nickel mesh belt cutting guide rail, and thus, a cutter of the nickel mesh belt cutting sliding block performs cutting operation towards the nickel mesh belt.
In one embodiment, the battery cover welding mechanism 500 includes a battery cover welder including a battery cover welding lifting assembly and a battery cover welding head, wherein the battery cover welding lifting assembly is connected to the battery cover welding head. The battery cover welding lifting assembly comprises a rotating cam, a lifting butt joint block and a lifting guide rod, the rotating cam is correspondingly in transmission connection with the speed regulator, the lifting butt joint block is arranged on the lifting guide rod, the lifting guide rod is connected with the battery cover welding head, and the lifting butt joint block is abutted to the rotating cam.
It should be noted that, at the station of the battery cover welding mechanism 500, the battery cover welding mechanism 500 is correspondingly connected with one speed regulator through a rotating cam in a transmission manner, and when the output motor 710 operates to drive the output rotating shaft 720 to rotate, the power is transmitted to the speed regulator connected with the rotating cam through the linkage wheel and the linkage belt, so that the received power is adjusted through the speed regulator and transmitted to the rotating cam, and thus, the rotating cam can perform rotating operation, the rotating operation enables the lifting abutting block to perform rotating operation along the rotating cam, and the lifting guide rod is driven to perform lifting movement, so that a battery cover welding head on the lifting guide rod is lowered to the position of the battery cover conductive column and the tab, and the battery cover conductive column and the tab are welded.
In one embodiment, the battery cover pressing mechanism 600 includes a battery cover pressing lifting assembly and a battery cover pressing block, and the battery cover pressing lifting assembly is connected to the battery cover pressing block. The battery cover pressing lifting assembly comprises a pressing lifting cam, a pressing lifting roller, a pressing lifting column and a pressing lifting block, the pressing lifting cam is correspondingly in transmission connection with the speed regulator, the pressing lifting roller is abutted against the pressing lifting cam, one end of the pressing lifting column is connected with the pressing lifting roller, the pressing lifting block is installed on the pressing lifting column, and the battery cover pressing block is arranged on the pressing lifting block.
It should be noted that, at the station of the battery cover pressing mechanism 600, the battery cover pressing mechanism 600 is correspondingly connected with one of the speed regulators in a transmission manner through the pressing lifting cam, and when the output motor 710 operates to drive the output rotating shaft 720 to rotate, the power is transmitted to the speed regulator connected with the pressing lifting cam through the linkage wheel and the linkage belt, so that the received power is adjusted by the speed regulator and transmitted to the pressing lifting cam, and thus, the pressing lifting cam performs a rotating operation, so that the pressing lifting roller performs a rotating operation along the periphery of the pressing lifting cam, and the pressing lifting column is driven to perform a lifting motion, so that the battery cover pressing block connected with the pressing lifting block performs a synchronous lifting motion, thereby completing the pressing operation of the battery cover.
Thus, the non-delay rigid linkage transmission structure 10 of the primary lithium battery manufacturing equipment is provided with the output motor 710, the output rotating shaft 720 and the rigid transmission device 730, so that the processing stations on the battery shell transportation assembly line 100, the negative plate winding installation mechanism 200, the side bottom film installation mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover pressing mechanism 600 can be subjected to linkage control through one power source of the output motor 710, the negative plate winding rod, the bottom film rotating disc, the nickel mesh belt cutting device 410, the battery cover welding lifting assembly and the battery cover pressing lifting assembly perform corresponding processing operations while the conveying chain performs rotary feeding, and accordingly, the linkage processing operation of each station is realized, the production and processing efficiency is higher, the processing operation is more stable and better, and the stations which are rigidly connected can perform non-delay processing operation, when the whole equipment is debugged or the program is modified, only the transmission power of the output motor 710 or the rotating speed of the corresponding gearbox is required to be adjusted, so that the debugging work of the whole equipment is simpler and more convenient.
Compared with the prior art, the invention has at least the following advantages:
the non-delay rigid linkage transmission structure 10 of the primary lithium battery manufacturing equipment of the invention is provided with the output motor 710, the output rotating shaft 720 and the rigid transmission device 730, so that the processing stations on the battery shell transportation assembly line 100, the negative plate winding and mounting mechanism 200, the side bottom film mounting mechanism 300, the battery positive electrode assembly mechanism 400, the battery cover welding mechanism 500 and the battery cover pressing mechanism 600 can be subjected to linkage control through one power source of the output motor 710, the negative plate winding rod, the bottom film rotating disc, the nickel mesh belt cutting device 410, the battery cover welding lifting component and the battery cover pressing lifting component perform corresponding processing operations while the transmission chains are rotated and fed, thereby realizing the linkage processing operation of each station, ensuring higher production and processing efficiency, better stability during processing operation and capability of each station in rigid connection without delay processing operation, when the whole equipment is debugged or the program is modified, only the transmission power of the output motor 710 or the rotating speed of the corresponding gearbox is required to be adjusted, so that the debugging work of the whole equipment is simpler and more convenient.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (9)

1. The utility model provides a linkage transmission structure of primary lithium battery manufacture equipment which characterized in that includes: the output end of the output motor is connected with the output rotating shaft, and the rigid transmission device is connected with the output rotating shaft;
the output motor is used for driving the output rotating shaft to rotate;
the rigid transmission device comprises a linkage wheel set, a linkage belt set and a speed regulator set, wherein the linkage wheel set comprises a plurality of linkage wheels, the linkage belt set comprises a plurality of linkage belts, the speed regulator set comprises a plurality of speed regulators, each linkage wheel is arranged outside the output rotating shaft in a spaced manner, the rotating speed of the output rotating shaft is the same as that of the linkage wheels, each linkage belt is in one-to-one correspondence and is in transmission connection with each linkage wheel, each linkage belt is in transmission connection with each speed regulator in a one-to-one correspondence, and the speed regulators are used for synchronously outputting the transmission force of the output motors;
the linkage transmission structure of the primary lithium battery manufacturing equipment further comprises: the battery shell transportation assembly line is correspondingly in transmission connection with the speed regulator;
the negative plate winding installation mechanism is correspondingly in transmission connection with the speed regulator;
the side bottom film mounting mechanism is correspondingly in transmission connection with the speed regulator;
the battery positive electrode assembly mechanism is correspondingly in transmission connection with the speed regulator;
the battery cover welding mechanism is correspondingly in transmission connection with the speed regulator; and
the battery cover pressing mechanism is correspondingly in transmission connection with the speed regulator;
the battery positive electrode assembly mechanism comprises a nickel screen belt cutting device, the nickel screen belt cutting device comprises a nickel screen belt cutting assembly, the nickel screen belt cutting assembly comprises a nickel screen belt cutting guide seat, a nickel screen belt cutting rotary sleeve, a first connecting rod, a second connecting rod, a nickel screen belt cutting guide rail, a nickel screen belt cutting sliding block and a cutter, the nickel screen belt cutting rotary sleeve is rotatably arranged on the nickel screen belt cutting guide seat and is in transmission connection with a speed regulator, a guide arc groove is formed in the nickel screen belt cutting guide seat, the first connecting rod movably penetrates through the nickel screen belt cutting rotary sleeve, a connection guide wheel is rotatably arranged at the end part of the first connecting rod and is slidably arranged in the guide arc groove, one end of the second connecting rod is hinged with the connection guide wheel, and the other end of the second connecting rod is hinged with the nickel screen belt cutting sliding block, the nickel mesh belt cutting slide block is arranged in the nickel mesh belt cutting guide rail in a sliding mode, and the cutter is arranged on the nickel mesh belt cutting slide block.
2. The linkage transmission structure of the primary lithium battery manufacturing equipment according to claim 1, wherein a convex strip is arranged at the periphery of the linkage wheel, and the convex strip is used for being in close contact with the linkage belt.
3. The linkage transmission structure of primary lithium battery manufacturing equipment according to claim 1, wherein the battery case transportation line comprises a transmission chain and two transmission gears, the transmission chain is respectively engaged with the two transmission gears, and one of the transmission gears is correspondingly in transmission connection with a speed regulator; and when the two transmission gears rotate, the transmission gears are used for driving the transmission chain to rotate.
4. The linkage transmission structure of the primary lithium battery manufacturing equipment according to claim 1, wherein the negative plate winding installation mechanism comprises a negative plate pressing device and a negative plate winding rod, the negative plate winding rod is rotatably arranged on the negative plate pressing device, the negative plate winding rod is correspondingly in transmission connection with the speed regulator, the negative plate winding rod is used for winding the negative plate into a cylindrical shape when rotating, and the negative plate pressing device is used for inserting the negative plate winding rod into the battery shell so that the negative plate on the negative plate winding rod is installed in the battery shell.
5. The linkage transmission structure of a primary lithium battery manufacturing apparatus according to claim 1, the side and bottom film mounting mechanism comprises a bottom film feeding device, the bottom film feeding device comprises a bottom film belt unwinding wheel, a bottom film belt cutting blade and a bottom film sheet rotating disc, the bottom membrane rotating disc is correspondingly connected with the speed regulator in a transmission way, a bottom membrane placing hole is arranged on the bottom membrane rotating disc, the bottom membrane tape unwinding wheel is used for placing a bottom membrane tape, when the bottom membrane tape unwinding wheel rotates, is used for loading a bottom film belt into a bottom film sheet placing hole, the bottom film belt cutting blade is rotationally arranged in front of the bottom film belt unwinding wheel and the bottom film sheet rotating disc, when the bottom film belt cutting blade rotates, and the bottom film belt is used for cutting off the bottom film belt between the bottom film belt unwinding wheel and the bottom film rotating disc, so that the bottom film is obtained in the bottom film placing hole.
6. The linkage transmission structure of a primary lithium battery manufacturing apparatus according to claim 1, wherein the battery cover welding mechanism includes a battery cover welder including a battery cover welding lifting assembly and a battery cover welding head, the battery cover welding lifting assembly being connected to the battery cover welding head.
7. The linkage transmission structure of a primary lithium battery manufacturing device according to claim 6, wherein the battery cover welding and lifting assembly comprises a rotating cam, a lifting abutment block and a lifting guide rod, the rotating cam is correspondingly in transmission connection with the speed regulator, the lifting abutment block is arranged on the lifting guide rod, the lifting guide rod is connected with the battery cover welding head, and the lifting abutment block abuts against the rotating cam.
8. The linkage transmission structure of a primary lithium battery manufacturing device according to claim 1, wherein the battery cover pressing mechanism includes a battery cover pressing and lifting assembly and a battery cover pressing block, and the battery cover pressing and lifting assembly is connected to the battery cover pressing block.
9. The linkage transmission structure of a primary lithium battery manufacturing device according to claim 8, wherein the battery cover pressing and lifting assembly comprises a pressing and lifting cam, a pressing and lifting roller, a pressing and lifting post, and a pressing and lifting block, the pressing and lifting cam is correspondingly in transmission connection with a speed regulator, the pressing and lifting roller abuts against the pressing and lifting cam, one end of the pressing and lifting post is connected with the pressing and lifting roller, the pressing and lifting block is mounted on the pressing and lifting post, and the battery cover pressing and lifting block is arranged on the pressing and lifting block.
CN201910161243.6A 2019-03-04 2019-03-04 Linkage transmission structure of primary lithium battery manufacturing equipment Active CN110030346B (en)

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Publication number Priority date Publication date Assignee Title
CN103730670A (en) * 2014-01-13 2014-04-16 周俊雄 Full-automatic lithium-manganese battery production line
CN204103002U (en) * 2014-09-09 2015-01-14 惠州亿纬锂能股份有限公司 A kind of lithium battery automatic assembly line
CN204348843U (en) * 2015-02-10 2015-05-20 惠州市多科达科技有限公司 A kind of lithium battery automatic Composition line
CN107895772A (en) * 2017-11-14 2018-04-10 惠州亿纬锂能股份有限公司 Lithium piece is molded into housing system and its lithium battery forming production device
CN108767326A (en) * 2018-06-20 2018-11-06 练国瑛 Lithium battery process equipment
CN109301333A (en) * 2018-08-22 2019-02-01 惠州市成泰自动化科技有限公司 Full-automatic lithium battery production line for manufacturing battery

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103730670A (en) * 2014-01-13 2014-04-16 周俊雄 Full-automatic lithium-manganese battery production line
CN204103002U (en) * 2014-09-09 2015-01-14 惠州亿纬锂能股份有限公司 A kind of lithium battery automatic assembly line
CN204348843U (en) * 2015-02-10 2015-05-20 惠州市多科达科技有限公司 A kind of lithium battery automatic Composition line
CN107895772A (en) * 2017-11-14 2018-04-10 惠州亿纬锂能股份有限公司 Lithium piece is molded into housing system and its lithium battery forming production device
CN108767326A (en) * 2018-06-20 2018-11-06 练国瑛 Lithium battery process equipment
CN109301333A (en) * 2018-08-22 2019-02-01 惠州市成泰自动化科技有限公司 Full-automatic lithium battery production line for manufacturing battery

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