CN114373954A - Small-size square battery winding equipment - Google Patents
Small-size square battery winding equipment Download PDFInfo
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- CN114373954A CN114373954A CN202011093753.3A CN202011093753A CN114373954A CN 114373954 A CN114373954 A CN 114373954A CN 202011093753 A CN202011093753 A CN 202011093753A CN 114373954 A CN114373954 A CN 114373954A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0431—Cells with wound or folded electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
- H01M10/0409—Machines for assembling batteries for cells with wound electrodes
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Secondary Cells (AREA)
Abstract
The invention discloses small-size square battery winding equipment which comprises a diaphragm winding and unwinding mechanism, a pole piece winding and unwinding mechanism, a winding auxiliary mechanism and a tab welding mechanism, wherein the diaphragm winding and unwinding mechanism is arranged on the diaphragm winding and unwinding mechanism; the winding auxiliary mechanism comprises a diaphragm pressing device, a cutter assembly, an alignment degree detection device and a deviation correction device; the tab welding mechanism comprises a tab feeding device, a welder, a tab detector and a fixing device. The invention has the advantages that the battery pole piece integrated automatic winding production work is realized, the manual operation for each procedure is not needed, the processing process steps are greatly simplified, the processing efficiency is improved, the operation difficulty is reduced, and the technical defects of complex structure, large volume, multiple processing steps, low production efficiency and the like in the prior art are overcome.
Description
Technical Field
The invention relates to the technical field of battery production equipment, in particular to small-size square battery winding equipment.
Background
The whole production mode of the battery manufacturing industry is that the process steps are operated one by one manually, namely, the battery is taken out from each production process and conveyed to the next production process manually and then conveyed to the next production process, and a manufacturer is required to supervise and operate every time in each production process. The production method has the problem of low production efficiency. The same problem exists for other similar scenario type of battery production.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a small-size square battery winding device.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a small-size square battery winding device comprises a diaphragm winding and unwinding mechanism, a pole piece winding and unwinding mechanism, a winding auxiliary mechanism and a pole lug welding mechanism; the winding auxiliary mechanism comprises a diaphragm pressing device, a cutter assembly, an alignment degree detection device and a deviation correction device; the diaphragm pressing device and the cutter assembly are arranged at intervals, the deviation correcting device is arranged on the diaphragm pressing device, and the alignment degree detecting device is arranged beside the deviation correcting device; the tab welding mechanism comprises a tab feeding device, a welder, a tab detector and a fixing device, wherein the welder is arranged beside the pole piece winding and unwinding mechanism and is provided with a welding position; the tab feeding device is arranged above the welder to convey the tabs to the welding position of the welder; the fixing device is arranged beside the welder to correct the transportation position of the tab and transport the tab to a preset welding position; and the lug detector is arranged above the welding position so as to identify the quality of the lug.
As a preferable technical solution of the present invention, the diaphragm pressing device includes a diaphragm presser and a first driving assembly, the diaphragm presser is disposed at an interval beside the diaphragm, and the first driving assembly is drivingly connected to the diaphragm presser to drive the diaphragm presser to fix or release the pressed diaphragm.
As a preferred technical solution of the present invention, the cutter assembly includes a cutter, a diaphragm device, a terminating device, and a static electricity removing device, wherein the cutter is movable close to or away from the diaphragm to cut the diaphragm; the pressing part of the diaphragm roller faces to the first end of the diaphragm, and the diaphragm roller can move close to or far away from the diaphragm so as to fixedly press or loosely press the first end of the diaphragm; the pressing part of the ending pinch roller faces the second end of the diaphragm, and the ending pinch roller can move close to or far away from the diaphragm so as to fixedly press or loosen the second end of the diaphragm; the static electricity removing device releases high-pressure decomposition air to the diaphragm.
As a preferred technical scheme of the present invention, the alignment detection device includes a camera, a movable seat and a second driving assembly, and the second driving assembly drives the cutter auxiliary assembly to move up and down, so that the winding process of the diaphragm and the pole piece falls into the shooting range of the camera; the movable seat and the cutter auxiliary assembly are arranged at intervals, and the camera is arranged on the movable seat and can move relative to the movable seat.
As a preferred technical scheme of the invention, the deviation correcting device comprises a deviation correcting component, a pressing component and a correlation sensor; the deviation rectifying assembly can be movably arranged so as to drive the pole piece with the deviated position to move to a preset position; the pressing assembly can move in the direction of approaching or departing relative to the pole piece, and mutually presses the pole piece with the deviation rectifying assembly when moving in the direction of approaching; the correlation sensor is provided with two correlation sensors and arranged on two sides of the pole piece, and whether the edge of the pole piece deviates or not is detected in the pole piece conveying process.
As a preferred technical scheme of the invention, the tab feeding device comprises a frame, a plurality of conveying rollers which are horizontally arranged at intervals and are rotatably arranged on the frame, a motor arranged on the lower side of the frame, and a driving chain wound on the end parts of the conveying rollers and the rotating terminals of the motor, wherein the conveying rollers can be driven to rotate towards the same direction by the driving chain driven by the motor so as to be conveyed to a welding position.
The welding device comprises a base, a welding fixture and a laser welding part, wherein the base is arranged on a machine body and is provided with a pole piece loading position, the welding fixture is arranged on the machine body and is opposite to the base and is used for being pressed on the pole piece loading position in a pressing mode and enabling a pole lug and a pole piece to be attached together, and the laser welding part is arranged on the welding fixture and is used for welding the pole lug and the pole piece which are attached together.
As a preferred technical scheme, the cleaning device further comprises a cleaning component, wherein the cleaning component comprises a cushion block, a cleaning block, a first digital caliper and a third driving component; an installing opening is formed in the cushion block in a penetrating manner; the cleaning block is detachably arranged in the loading port of the cushion block, and one end of the cleaning block faces to a conveying path of the battery pole piece; the third driving assembly is in driving connection with the cushion block so as to drive the cushion block to move close to or away from the conveying path of the battery pole piece; the first digital display scale extends along the direction of the conveying path of the battery pole piece and is perpendicular to the conveying path of the battery pole piece.
The invention also comprises a sticking ending mechanism which comprises a rubber belt clamp, a clamp driving component and a clamp moving component; the adhesive tape holder comprises an upper clamping block and a lower clamping block, and the upper clamping block and the lower clamping block can move away from or close to each other to fixedly clamp or release the adhesive tape; the clamp holder driving assembly is in driving connection with the upper clamping block and the lower clamping block and is used for driving the upper clamping block and the lower clamping block to move away from or close to each other; the holder moving assembly is in driving connection with the adhesive tape holder and drives the adhesive tape holder to move back and forth.
As a preferred technical scheme, the pole piece guiding and conveying device further comprises an air knife dust remover, wherein the air knife dust remover comprises an air knife, a speed regulating valve and a dust collecting plate, and the air knife is positioned in a conveying path in the pole piece guiding and conveying seat; the speed regulating valve is connected with the air knife in a driving mode so as to regulate the blowing amount of the air knife; the dust suction plate is fixed in a conveying path of the battery pole piece.
Compared with the prior art, the invention has the beneficial effects that:
the invention has the advantages that the battery pole piece integrated automatic winding production work is realized, the manual operation for each procedure is not needed, the processing process steps are greatly simplified, the processing efficiency is improved, the operation difficulty is reduced, and the technical defects of complex structure, large volume, multiple processing steps, low production efficiency and the like in the prior art are overcome.
Drawings
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic structural view of a winding assist mechanism according to an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a diaphragm pressing device according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a cutter assembly according to an embodiment of the present invention.
Fig. 5 is another angle view of a cutter assembly in accordance with an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of an alignment detection apparatus according to an embodiment of the present invention.
Fig. 7 is another angle view of the alignment detection apparatus according to the embodiment of the present invention.
FIG. 8 is a schematic structural diagram of a deviation rectifying device according to an embodiment of the present invention.
FIG. 9 is a schematic view of another angle of the deviation rectifying device according to the embodiment of the present invention.
Reference numbers in the figures:
1-a diaphragm winding and unwinding mechanism;
2, a pole piece winding and unwinding mechanism;
3-a winding aid, 31-a diaphragm hold-down, 311-a diaphragm presser, 312-a first drive assembly; 32-cutter assembly, 321-cutter, 322-diaphragm device, 323-ending device, 324-static removing device; 33-alignment detection means, 331-camera, 332-kinematic mount, 333-second drive assembly; 34-a deviation correcting device, 341-a deviation correcting component, 342-a pressing component and 343-a correlation sensor;
4-a tab welding mechanism;
5-a closing mechanism;
6-air knife dust remover;
7-CCD sol detector;
8-an encoder;
9-gummed paper detection;
10-a tension controller;
11-traction;
12-a transfer robot;
13-diaphragm stock shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a small-size square battery winding device which is mainly used for carrying out integrated automatic production work such as cleaning, winding and protective glue pasting on a battery pole piece, and the specific structure comprises a diaphragm winding and unwinding mechanism 1, a pole piece winding and unwinding mechanism 2, a winding auxiliary mechanism 3 and a pole lug welding mechanism 4 according to the drawings shown in the attached figures 1-9;
the winding auxiliary mechanism 3 comprises a diaphragm pressing device 31, a cutter assembly 32, an alignment degree detection device 33 and a deviation correction device 34; the diaphragm pressing device 31 and the cutter assembly 32 are arranged at intervals, the deviation correcting device 34 is arranged on the diaphragm pressing device 31, and the alignment degree detecting device 33 is arranged beside the deviation correcting device 34;
a diaphragm presser 311, the diaphragm presser 311 being disposed at an interval beside the diaphragm, the diaphragm presser 311 mainly pressing the diaphragm, and driving the diaphragm presser 311 to move toward the remaining portion of the diaphragm until the remaining portion of the diaphragm is fixedly clamped after the diaphragm is cut; therefore, the first driving assembly 312 is in driving connection with the diaphragm presser 311 to drive the diaphragm presser 311 to move closer or away relative to the diaphragm, the first driving assembly 312 first drives the diaphragm presser 311 to move closer to the side of the diaphragm, but the diaphragm presser 311 is not directly contacted with the diaphragm, so that the distance between the diaphragm presser 311 and the diaphragm is shortened, and the roller can be contacted with the diaphragm at the fastest speed;
the specific structure of the diaphragm presser 311 described above includes:
the device comprises a fixed frame, two pressure roller mounting parts are arranged on the fixed frame, the two pressure roller mounting parts are specifically arranged at one ends of the fixed frame close to a diaphragm, a certain distance is arranged between the two pressure roller mounting parts, and a small hole is penetrated in the same position of the two pressure roller mounting parts;
the two ends of the diaphragm pinch roller are respectively connected and inserted into the small holes on the corresponding pinch roller mounting parts in a connecting manner, the diaphragm pinch roller can rotate relative to the pinch roller mounting parts, and the diaphragm pinch roller is responsible for pressing the diaphragm;
the diaphragm pinch roller includes the cylinder, and the both ends of cylinder all are provided with the axis of rotation, and in the pinch roller installation department was pegged graft into to the axis of rotation, lean on the cylinder to the diaphragm one side for pressing the splenium, when the cylinder was driven to move and can be pressed the diaphragm, was touched the diaphragm by pressing the splenium on the cylinder.
The cutter assembly 32 comprises a cutter 321, a diaphragm device 322, a final device 323 and a static eliminating device 324, wherein the cutter 321 can move close to or far away from the diaphragm to cut the diaphragm; the pressing part of the diaphragm roller faces to the first end of the diaphragm, and the diaphragm roller can move close to or far away from the diaphragm so as to fixedly press or release the first end of the diaphragm; the pressing part of the ending pinch roller faces the second end of the diaphragm, and the ending pinch roller can move close to or far away from the diaphragm so as to fixedly press or loosen the second end of the diaphragm; the static electricity removing device 324 discharges high-pressure decomposition air to the diaphragm; the pressing part of the diaphragm device 322 of the embodiment faces the first end of the diaphragm, the diaphragm roller can move close to or away from the diaphragm, and when the diaphragm roller is driven to move close to the diaphragm, the first end of the diaphragm is pressed or loosened by the diaphragm roller. The pressing portion of the ending device 323 faces the second end of the diaphragm, the ending pinch roller can move close to or far away from the diaphragm to fixedly press or loosen the second end of the pressed diaphragm, the first end and the second end of the diaphragm are specifically, the diaphragm is cut into a small piece, the first end is one end of the enough-to-be-cut diaphragm, namely one end of the enough-to-be-cut diaphragm faces the diaphragm by the pressing portion of the diaphragm roller, and the second end is the other end of the enough-to-be-cut diaphragm, namely one end of the enough-to-be-cut diaphragm faces the diaphragm by the pressing portion of the ending pinch roller. The static electricity removing device 324 releases high-pressure decomposed air to the diaphragm, the specific structure of the static electricity removing device 324 comprises a static electricity eliminator and a purifying filter, the static electricity eliminator is arranged beside the diaphragm at intervals, an ion wind nozzle is arranged on the static electricity eliminator, the purifying filter is communicated with the static electricity eliminator, the high-pressure decomposed air is positive and negative ions and is released to the diaphragm, and the static electricity on the diaphragm can be neutralized; prevent the diaphragm from generating static electricity.
Therefore, the distance between the cutter 321 and the diaphragm can be shortened, the diaphragm can be cut in a short time without the cutter 321 reaching a fast moving cutting speed, and the performance consumption of the motor is reduced; high-pressure decomposed air is released from the diaphragm, so that static electricity on the diaphragm can be neutralized; prevent the diaphragm from generating static electricity.
The alignment degree detection device 33, the alignment degree detection device 33 includes a camera 331 and a movable seat 332, and the second driving component 333 drives the cutter auxiliary component to move up and down by driving the cutter auxiliary component to retreat by a certain distance, so that the winding process of the diaphragm and the pole piece falls into the shooting range of the camera 331; the movable seat 332 and the cutter auxiliary assembly are arranged at intervals, and the camera 331 is arranged on the movable seat 332 and can move relative to the movable seat 332. The auxiliary cutter assembly is driven to move backwards for a certain distance, then the second driving assembly 333 drives the auxiliary cutter assembly to move upwards, a space view is formed between the auxiliary cutter assembly and the camera at the moment, so that the winding process of the diaphragm and the pole piece falls into the shooting range of the camera 331, the camera 331 is arranged in a relatively inclined mode according to the drawing, the shooting direction is aligned with the diaphragm or the pole piece, the diaphragm and the pole piece completely fall into the shooting range of the camera 331, and the dotted line in the drawing is the shooting range of the camera 331.
The movable seat 332, the movable seat 332 and the cutter auxiliary component are arranged at intervals, the camera 331 is arranged on the movable seat 332 and can move relative to the movable seat 332, and various shooting requirements are met by moving the placing position of the camera 331
The alignment degree detection device 33 further comprises a measuring scale, the measuring scale is arranged in the direction parallel to the slide rail, the measuring scale is provided with a length unit value, and the specific size can be designed by self;
the directing part is arranged on the moving block, when the moving block moves on the sliding rail, the directing part is driven to move on the measuring scale and direct to one value on the measuring scale, and when a user adjusts the position of the camera 331, the user can adjust the shooting range of the camera 331 by referring to the unit value on the measuring scale, so that more accuracy is achieved.
The deviation correcting device comprises a deviation correcting component 341, a pressing component 342 and a correlation sensor 343; the deviation rectifying assembly 341 is movably arranged to drive the pole piece with the offset position to move to a preset position; the pressing component 342 can move in the direction of approaching or separating from the pole piece, and presses the pole piece tightly with the deviation rectifying component 341 when moving in the direction of approaching; the correlation sensor 343 has two and is disposed on both sides of the pole piece, and detects whether the edge of the pole piece is shifted during the transportation of the pole piece. The deviation rectifying assembly 341 includes two motors, and each motor is provided with a driving shaft, and the motor drives the motor shaft to move back and forth repeatedly; one end of each driving shaft is inserted into one end of the transmission arm, so that the driving shafts can synchronously drive the transmission arms to move when repeatedly moving back and forth under the action of the motors; the motor drives the driving shaft to move backwards and simultaneously drives the driving arm to move backwards, and also drives the deviation rectifying roller to move backwards.
The pressing assembly 342 includes: the pressure roller is arranged on one side of the pole piece, particularly on the opposite side of the deviation correcting roller, and is used for fixedly pressing the pole piece; the air cylinder is in driving connection with the pressing wheel so as to drive the pressing wheel to move in a direction close to or far away from the pole piece, and the pressing wheel is driven by the air cylinder to move in the direction of the pole piece until the pole piece can be fixedly pressed; of course, after the pole piece at the offset position is corrected, the cylinder drives the pressing wheel to move in the direction away from the pole piece, so that the pole piece is pressed by loosening.
The correlation sensor 343 has two parallel-arranged sides of the pole piece, detects whether the edge of the pole piece is deviated during the pole piece transportation, if the deviation is detected, transmits information to the deviation correction controller, and then corrects the deviation of the pole piece according to the above embodiment.
The deviation correcting device further comprises an optical fiber sensor, the optical fiber sensor and the pole piece are arranged at intervals and used for monitoring the amplitude of the pole piece, if the thinner part of the pole piece, namely the part without the coating, is detected, the deviation correcting detection process is suspended, and the result that the pole piece is torn due to deviation correction of the part without the coating is avoided.
The tab welding mechanism 4 comprises a tab feeding device, a welder, a tab detector and a fixing device, wherein the welder is arranged beside the pole piece winding and unwinding mechanism 2 and is provided with a welding position; the tab feeding device is arranged above the welder to convey the tabs to the welding position of the welder; the fixing device is arranged beside the welder to correct the transportation position of the tab and transport the tab to a preset welding position; and the lug detector is arranged above the welding position so as to identify the quality of the lug.
Utmost point ear loading attachment includes the frame, a plurality of horizontal intervals and rotation set up the conveying roller in the frame, the motor of setting in the frame downside, convolute the drive chain on the rotation terminal of conveying roller tip and motor, it can drive the conveying roller and rotate towards same direction to drive the drive chain through the motor, in order to carry the welding position, convolute on the tip of all conveying roller one sides through a drive chain, convolute the drive chain on the motor rotation terminal that flushes with the conveying roller tip again, utilize a motor to drive the conveying roller through drive chain and rotate towards same direction like this, thereby carry the welding position with utmost point ear, can reach high efficiency and carry.
The welding device comprises a base, a welding clamp and a laser welding part, wherein the base is arranged on the machine body and is provided with a pole piece loading position, the welding clamp is arranged on the machine body and is opposite to the base, the welding clamp is used for pressing the pole piece loading position and enabling a pole lug and a pole piece to be attached together, and the laser welding part is arranged on the welding clamp and is used for welding the pole lug and the pole piece which are attached together. Can press from both sides tight utmost point ear and pole piece through welding jig to welding quality has been guaranteed, and laser welding spare adopts laser welding, and the quality that reaches is higher, need not like ultrasonic welding need change the bonding tool, and can effectively guarantee indexes such as virtual welding rate, pulling force. Certainly, the welding fixture clamps and presses during welding, and the pole lug and the pole piece can be kept attached in the welding process.
The cleaning assembly comprises a cushion block, a cleaning block, a first digital display caliper and a third driving assembly; an installing opening is formed in the cushion block in a penetrating manner; the cleaning block is detachably arranged in the loading port of the cushion block, and one end of the cleaning block faces to a conveying path of the battery pole piece; the third driving assembly is in driving connection with the cushion block so as to drive the cushion block to move close to or away from the conveying path of the battery pole piece; the first digital display scale extends along the direction of the conveying path of the battery pole piece and is perpendicular to the conveying path of the battery pole piece. The cushion block is used for supporting the front side or the back side of the battery pole piece, then the whole cushion block is driven to move towards the direction of the battery pole piece until the cushion block is completely supported to clamp the battery pole piece, and then the battery pole piece is cleaned. When the cushion block is close to the battery pole piece, the cleaning block adsorbs the battery pole piece so as to fix the battery pole piece, then the coating of the battery pole piece is cleaned by laser, after the cleaning is finished, the cushion block is driven to be far away from the battery pole piece, and the battery pole piece is operated to the next station after the cleaning block is separated from the battery pole piece.
Still include vacuum generator in this embodiment, the exhaust pipe that vacuum takes place communicates in the cleaning block inner chamber to realize the vacuum with the inner chamber of cleaning block, then can adsorb in battery pole piece, when battery pole piece is vertical, in order to prevent to receive the gravity to influence and lead to the displacement, adsorb the battery pole piece by the cleaning block, the washing position of fixed battery pole piece. The vacuum generator also comprises a vacuum meter detector which is used for monitoring the vacuum degree of the inner cavity of the cleaning block at any time and sending alarm information to remind a manufacturer when the pressure is reduced.
The invention also comprises a pasting ending mechanism 5, wherein the pasting ending mechanism 5 comprises a rubber belt clamp holder, a clamp holder driving component and a clamp holder moving component; the adhesive tape holder comprises an upper clamping block and a lower clamping block, and the upper clamping block and the lower clamping block can move away from or close to each other to fixedly clamp or release the adhesive tape; the clamp holder driving assembly is in driving connection with the upper clamping block and the lower clamping block and is used for driving the upper clamping block and the lower clamping block to move away from or close to each other; the holder moving assembly is in driving connection with the adhesive tape holder and drives the adhesive tape holder to move back and forth. When the clamping cylinder is driven, the upper clamping block can swing around the lower clamping block, and the front side of the lower clamping block is in a comb shape, so that the protective adhesive is pressed on the comb teeth of the lower clamping block; in order to convey the adhesive tape clamped by the upper clamping block and the lower clamping block forwards, the lower clamping block is slidably mounted on a guide rail on the equipment, the feeding cylinder is fixed on the side surface of the equipment substrate, and the piston rod end of the feeding cylinder is fixed on the lower clamping block. When the feeding cylinder acts, the lower clamping block and the upper clamping block can be driven to move back and forth, and the adhesive tape clamped by the lower clamping block and the upper clamping block is conveyed to the battery pole piece and is attached with the end adhesive tape.
The air knife dust remover 6 comprises an air knife, a speed regulating valve and a dust collecting plate, wherein the air knife is positioned in a conveying path in the pole piece guide seat; the speed regulating valve is connected with the air knife in a driving mode so as to regulate the blowing amount of the air knife; the dust suction plate is fixed in a conveying path of the battery pole piece. The air knife is used for blowing off additional water, cooling liquid, dust, scraps and the like in the manufacturing process and has the effects of cooling, drying and dedusting the battery pole piece by blowing air, and the speed regulating valve is used for being connected with the air knife in a driving mode so as to regulate the air blowing amount of the air knife 44. Reach and possess negative pole laser cleaning carbon powder function, practice thrift human cost and cost of transportation, for example save solitary laser cleaning machine operating personnel and material transportation personnel, also material saving cost, with laser cleaning function integration to film-making coiling all-in-one, can save the tape splicing link. The dust collection plate is fixed in a conveying path of the battery pole piece, so that dust adsorbed on the battery pole piece is removed in the conveying process of the battery pole piece.
Certainly, the present invention further includes a CCD sol detector 7, an encoder 8, a gummed paper detector 9, a tension controller 10, a traction 11, a transfer robot 12, and a membrane stock preparation shaft 13, which can be illustrated in fig. 1, and therefore, the detailed description is omitted.
Compared with the prior art, the integrated automatic winding device for the battery pole pieces does not need to independently control each process by manpower, greatly simplifies the processing technology steps, improves the processing efficiency, reduces the operation difficulty, and solves the technical defects of complex structure, large volume, multiple processing steps, low production efficiency and the like in the prior art.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A small-size prismatic battery winding apparatus characterized in that: the winding and unwinding device comprises a diaphragm winding and unwinding mechanism, a pole piece winding and unwinding mechanism, a winding auxiliary mechanism and a pole lug welding mechanism;
the winding auxiliary mechanism comprises a diaphragm pressing device, a cutter assembly, an alignment degree detection device and a deviation correction device; the diaphragm pressing device and the cutter assembly are arranged at intervals, the deviation correcting device is arranged on the diaphragm pressing device, and the alignment degree detecting device is arranged beside the deviation correcting device;
the tab welding mechanism comprises a tab feeding device, a welder, a tab detector and a fixing device, wherein the welder is arranged beside the pole piece winding and unwinding mechanism and is provided with a welding position; the tab feeding device is arranged above the welder to convey the tabs to the welding position of the welder; the fixing device is arranged beside the welder to correct the transportation position of the tab and transport the tab to a preset welding position; and the lug detector is arranged above the welding position so as to identify the quality of the lug.
2. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the diaphragm pressing device comprises a diaphragm pressing device and a first driving assembly, the diaphragm pressing device is arranged beside the diaphragm at intervals, and the first driving assembly is in driving connection with the diaphragm pressing device so as to drive the diaphragm pressing device to fixedly press the diaphragm or loosen the pressed diaphragm.
3. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the cutter assembly comprises a cutter, a diaphragm device, a tail device and a static removing device, and the cutter can move close to or far away from the diaphragm to cut the diaphragm; the pressing part of the diaphragm roller faces to the first end of the diaphragm, and the diaphragm roller can move close to or far away from the diaphragm so as to fixedly press or loosely press the first end of the diaphragm; the pressing part of the ending pinch roller faces the second end of the diaphragm, and the ending pinch roller can move close to or far away from the diaphragm so as to fixedly press or loosen the second end of the diaphragm; the static electricity removing device releases high-pressure decomposition air to the diaphragm.
4. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the alignment degree detection device comprises a camera, a movable seat and a second driving assembly, and the second driving assembly drives the cutter auxiliary assembly to ascend and move so that the winding process of the diaphragm and the pole piece falls into the shooting range of the camera; the movable seat and the cutter auxiliary assembly are arranged at intervals, and the camera is arranged on the movable seat and can move relative to the movable seat.
5. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the deviation correcting device comprises a deviation correcting component, a pressing component and a correlation sensor; the deviation rectifying assembly can be movably arranged so as to drive the pole piece with the deviated position to move to a preset position; the pressing assembly can move in the direction of approaching or departing relative to the pole piece, and mutually presses the pole piece with the deviation rectifying assembly when moving in the direction of approaching; the correlation sensor is provided with two correlation sensors and arranged on two sides of the pole piece, and whether the edge of the pole piece deviates or not is detected in the pole piece conveying process.
6. The small-sized prismatic battery winding apparatus according to claim 1, wherein: utmost point ear loading attachment includes frame, a plurality of horizontal intervals and rotates the conveying roller that sets up in the frame, sets up the motor in the frame downside, convolutes the drive chain on the rotation terminal of conveying roller tip and motor, drives drive chain through the motor and can drive the conveying roller and rotate towards same direction to carry welding position.
7. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the welding device comprises a base, a welding clamp and a laser welding part, wherein the base is arranged on the machine body and is provided with a pole piece loading position, the welding clamp is arranged on the machine body and is opposite to the base, and is used for being pressed on the pole piece loading position and enabling a pole lug and a pole piece to be attached together, and the laser welding part is arranged on the welding clamp and is used for welding the pole lug and the pole piece which are attached together.
8. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the cleaning device comprises a cleaning assembly, a first digital display caliper and a second driving assembly, wherein the cleaning assembly comprises a cushion block, a cleaning block, the first digital display caliper and the second driving assembly; an installing opening is formed in the cushion block in a penetrating manner; the cleaning block is detachably arranged in the loading port of the cushion block, and one end of the cleaning block faces to a conveying path of the battery pole piece; the third driving assembly is in driving connection with the cushion block so as to drive the cushion block to move close to or away from the conveying path of the battery pole piece; the first digital display scale extends along the direction of the conveying path of the battery pole piece and is perpendicular to the conveying path of the battery pole piece.
9. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the adhesive tape sticking and ending mechanism comprises an adhesive tape holder, a holder driving assembly and a holder moving assembly; the adhesive tape holder comprises an upper clamping block and a lower clamping block, and the upper clamping block and the lower clamping block can move away from or close to each other to fixedly clamp or release the adhesive tape; the clamp holder driving assembly is in driving connection with the upper clamping block and the lower clamping block and is used for driving the upper clamping block and the lower clamping block to move away from or close to each other; the holder moving assembly is in driving connection with the adhesive tape holder and drives the adhesive tape holder to move back and forth.
10. The small-sized prismatic battery winding apparatus according to claim 1, wherein: the air knife dust remover comprises an air knife, a speed regulating valve and a dust collecting plate, wherein the air knife is positioned in a conveying path in the pole piece guide seat; the speed regulating valve is connected with the air knife in a driving mode so as to regulate the blowing amount of the air knife; the dust suction plate is fixed in a conveying path of the battery pole piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093753.3A CN114373954A (en) | 2020-10-14 | 2020-10-14 | Small-size square battery winding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011093753.3A CN114373954A (en) | 2020-10-14 | 2020-10-14 | Small-size square battery winding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114373954A true CN114373954A (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011093753.3A Pending CN114373954A (en) | 2020-10-14 | 2020-10-14 | Small-size square battery winding equipment |
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| Country | Link |
|---|---|
| CN (1) | CN114373954A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117943845A (en) * | 2024-03-27 | 2024-04-30 | 广州众山精密科技有限公司 | Manufacturing equipment for side wall of battery shell and manufacturing method for battery shell |
-
2020
- 2020-10-14 CN CN202011093753.3A patent/CN114373954A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117943845A (en) * | 2024-03-27 | 2024-04-30 | 广州众山精密科技有限公司 | Manufacturing equipment for side wall of battery shell and manufacturing method for battery shell |
| CN117943845B (en) * | 2024-03-27 | 2024-06-04 | 广州众山精密科技有限公司 | Manufacturing equipment for side wall of battery shell and manufacturing method for battery shell |
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