CN114434038B - Automatic equipment of positive negative pole of lithium cell - Google Patents
Automatic equipment of positive negative pole of lithium cell Download PDFInfo
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- CN114434038B CN114434038B CN202210370983.2A CN202210370983A CN114434038B CN 114434038 B CN114434038 B CN 114434038B CN 202210370983 A CN202210370983 A CN 202210370983A CN 114434038 B CN114434038 B CN 114434038B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
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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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Abstract
The invention belongs to the technical field of lithium batteries, and particularly relates to automatic assembling equipment for a positive electrode and a negative electrode of a lithium battery, which comprises a horizontal bottom plate, wherein a plurality of supporting legs are fixedly arranged on the lower surface of the bottom plate, and a conveying mechanism, an installing mechanism and a welding mechanism are sequentially arranged on the upper surface of the bottom plate from front to back; in the process of assembling the positive electrode and the negative electrode of the lithium battery on the battery body, the relative stillness between the welding gun and the positive electrode and the negative electrode of the battery is ensured, so that the welding precision is ensured; in the process of assembling the positive electrode and the negative electrode of the lithium battery on the battery body, an operator only needs to place the battery body on the semi-cylinder, and after welding is finished, the operator only needs to take the welded battery off the semi-cylinder, so that the convenience of operation is improved; and the clamping force to the battery is the same in every working process, and the condition that the battery is damaged due to misoperation can not occur.
Description
Technical Field
The invention belongs to the technical field of lithium batteries, and particularly relates to automatic assembling equipment for a positive electrode and a negative electrode of a lithium battery.
Background
The lithium battery is a battery which uses lithium metal or lithium alloy as a positive/negative electrode material and uses a non-aqueous electrolyte solution, the shape of the lithium battery is generally divided into a cylinder shape and a cubic shape, the positive electrode and the negative electrode of the cylindrical lithium battery are cap-shaped metal sheets which are respectively positioned at two ends of the battery, and the positive electrode and the negative electrode are connected with a battery body by adopting a welding mode.
At present, in the process of assembling the positive electrode and the negative electrode of a cylindrical lithium battery, a battery body is manually clamped by a clamp, then the positive electrode and the negative electrode are respectively clamped at two ends of the battery body, and finally the positive electrode and the negative electrode are manually welded on the battery body by a welding gun. This method has the following problems in practical operation: (1) the relative stillness between the welding gun and the positive and negative electrodes is difficult to ensure in the welding process, so that the welding precision is difficult to ensure, and the problem of deviation of the positive and negative electrode assembly is easy to occur; (2) the operation is troublesome when the clamp is adopted to disassemble and assemble the battery body, and the battery body is easily damaged due to overlarge clamping force when the operation is improper.
Disclosure of Invention
In order to solve the technical problems, the invention adopts the following technical scheme: the automatic assembling equipment for the positive electrode and the negative electrode of the lithium battery comprises a horizontal bottom plate, wherein a plurality of supporting legs are fixedly arranged on the lower surface of the bottom plate, and a conveying mechanism, an installing mechanism and a welding mechanism are sequentially arranged on the upper surface of the bottom plate from front to back; the conveying mechanism comprises an electric conveying sliding block which is arranged on the upper surface of the bottom plate in a sliding mode along the front-back direction, a support column is fixedly arranged on the electric conveying sliding block, a semi-cylinder with an upward opening is horizontally and fixedly arranged at the top of the support column, and the axis of the semi-cylinder is arranged along the left-right direction; two upper end surfaces of the semi-cylinder are respectively provided with a vertical groove penetrating through the semi-cylinder, a positioning plate is rotatably arranged in the vertical grooves through a pin shaft, and the bottom surface of the positioning plate is an arc surface; the bottom surface of the semi-cylinder is vertically and fixedly provided with two square rods, the square rods are vertically and slidably provided with guide blocks, and the front end surface and the rear end surface of each guide block are arc-shaped surfaces and are respectively attached to the bottom surfaces of two front and rear corresponding positioning plates; the gyro wheel is installed to the guide block bottom surface, and the equal fixed mounting in the position that the bottom plate upper surface corresponds every gyro wheel has the gib block of arranging along the fore-and-aft direction, and the top surface of gib block divides into slope part and horizontal segment from the past backward, and the gyro wheel is laminated with corresponding gib block top surface mutually.
The mounting mechanism comprises two electric mounting sliding blocks which are slidably mounted on the upper surface of the bottom plate, and the two electric mounting sliding blocks are positioned on the left side and the right side of the conveying mechanism and slide along the left-right direction; the electric installation sliding block is fixedly provided with a vertical installation plate, the installation plate is vertically and fixedly provided with a disc, the axis of the disc is perpendicular to the guide strip, and the surfaces of the two discs which are opposite to each other are fixedly provided with semicircular rings with upward openings.
The welding mechanism comprises two welding plates which are vertically and fixedly arranged on the upper surface of the bottom plate, the two welding plates are respectively positioned on the left side and the right side of the conveying mechanism, two welding sliders which correspond up and down are vertically and slidably arranged on the welding plates, a vertical bidirectional screw rod is rotatably arranged on the welding plates through a screw rod support, and the bidirectional screw rod penetrates through the two welding sliders in a threaded fit mode; all there is semicircular weld holder through connecting rod fixed mounting on every welding slider, and the axis of weld holder is horizontality and perpendicular to gib block, and the even fixed mounting of its axis has a plurality of welder on the weld holder.
As a preferred technical scheme of the invention, a rubber block is arranged at the position of the surface of the positioning plate above the semi-cylinder, and an anti-skidding groove is formed in the surface of the rubber block.
According to a preferable technical scheme of the invention, two vent grooves which vertically penetrate through the semi-cylinder are formed in the position, corresponding to each guide block, of the bottom surface of the semi-cylinder, a fixed block is installed in each vent groove, a sealing block which is in sliding sealing fit with each vent groove is connected to the lower side of each fixed block through an elastic rope, first racks are vertically and fixedly installed on the bottom surface of each sealing block, second racks are vertically and fixedly installed in the position, corresponding to each first rack, of each guide block, a gear carrier is installed in the position, corresponding to each first rack, of the bottom surface of the semi-cylinder, and a transmission gear which is meshed with the corresponding first racks and the corresponding second racks is rotatably installed on the gear carrier.
As a preferred technical scheme of the invention, the bottom of the outer arc surface of the semicircular ring is vertically and fixedly provided with a guide rod, an L-shaped baffle is vertically and slidably arranged on the guide rod, and a vertical reset spring is fixedly connected between the horizontal section of the baffle and the outer arc surface of the semicircular ring; the bottom surface of the horizontal section of the baffle is fixedly provided with a magnet block, the upper surface of the bottom plate is fixedly provided with a supporting rod corresponding to the position of each electric installation sliding block, and the top of the supporting rod is fixedly provided with a horizontal iron plate.
According to the preferred technical scheme, the welding frame is horizontally provided with a telescopic rod towards the surface corresponding to the welding plate in a sliding mode, the outer end of the telescopic rod is vertically and fixedly provided with a movable plate, and a metal elastic sheet is fixedly connected between the movable plate and the welding frame; and a pressing block is fixedly arranged on the surface of the moving plate far away from the corresponding welding plate.
As a preferred technical scheme of the invention, the push rod with a hemispherical end face is fixedly arranged on the surface of the moving plate close to the corresponding welding plate, the guide plate is fixedly arranged on the position of the surface of the welding plate corresponding to the push rod, and the end face of the guide plate facing the guide plate is an arc-shaped face.
As a preferred technical scheme of the invention, an alignment mechanism is arranged on the upper surface of the bottom plate in front of the mounting mechanism, the alignment mechanism comprises two alignment sliding plates which are slidably mounted on the upper surface of the bottom plate, and the two alignment sliding plates are positioned on the left side and the right side of the conveying mechanism and slide along the left-right direction; the upper surface of the base plate is fixedly provided with a bearing plate corresponding to the position of each aligning sliding plate, and a supporting spring is fixedly connected between each bearing plate and the corresponding aligning sliding plate; the position slidable mounting that lies in between homonymy alignment slide and the bearing plate on the bottom plate has the vertical bar dog that runs through the bottom plate, aligns slide top fixed mounting and has the alignment piece, aligns the piece front and back terminal surface and is the arcwall face.
According to a preferred technical scheme, a lifting plate is horizontally and fixedly installed on the bottom surface of the strip-shaped stop block, a telescopic spring is vertically and fixedly installed between the lifting plate and the lower surface of the bottom plate, a lifting block penetrating through the bottom plate is vertically and fixedly installed on the upper surface of the lifting plate, an extrusion strip in sliding fit with the upper surface of the bottom plate is fixedly installed on the electric conveying sliding block corresponding to the position of the lifting block, and the front end face and the rear end face of the extrusion strip are arc-shaped faces.
The invention has at least the following beneficial effects: (1) in the process of assembling the positive electrode and the negative electrode of the lithium battery on the battery body, the battery body is clamped and conveyed through the conveying mechanism, the positive electrode and the negative electrode are clamped to two ends of the static battery body through the mounting mechanism and are welded through the welding mechanism, the battery body is in a static state in the welding process, the relative static state between a welding gun and the positive electrode and the negative electrode of the battery is ensured, and the welding precision is ensured; according to the invention, the two ends of the battery are aligned through the alignment mechanism, so that the mounting mechanism can accurately clamp the positive electrode and the negative electrode at the two ends of the battery, the accuracy of positions among a welding gun, the battery body and the positive electrode and the negative electrode in the welding process is further ensured, and the welding accuracy is improved.
(2) In the process of assembling the positive electrode and the negative electrode of the lithium battery on the battery body, an operator only needs to place the battery body on the semi-cylinder, the battery body is conveyed on one hand in the moving process of the semi-cylinder, and meanwhile, the battery body is clamped, limited, adsorbed and fixed, after welding is completed, the clamping and adsorption of the battery body are automatically released in the moving and resetting process of the semi-cylinder, the operator only needs to take the welded battery off the semi-cylinder, and the convenience of operation is improved; and the clamping force to the battery is the same in every working process, and the condition that the battery is damaged due to misoperation can not occur.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of an automated assembling apparatus for positive and negative electrodes of a lithium battery according to an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a point a in fig. 1.
Fig. 3 is an enlarged schematic view of fig. 1 at B.
Fig. 4 is a front view of an automated assembling apparatus for positive and negative electrodes of a lithium battery according to an embodiment of the present invention.
Fig. 5 is an enlarged schematic view at C in fig. 4.
Fig. 6 is a top view of an automated assembling apparatus for positive and negative electrodes of a lithium battery according to an embodiment of the present invention.
Fig. 7 is a schematic view of a partial internal structure of the semi-cylinder according to the embodiment of the present invention.
In the figure: 1. a base plate; 2. a conveying mechanism; 201. an electric conveying slide block; 202. a pillar; 203. a semi-cylinder; 204. a vertical slot; 205. positioning a plate; 206. a square rod; 207. a guide block; 208. a roller; 209. a guide strip; 210. a rubber block; 211. an anti-slip groove; 212. a vent groove; 213. a fixed block; 214. an elastic cord; 215. a sealing block; 216. a first rack; 217. a second rack; 218. a transmission gear; 3. an installation mechanism; 301. electrically mounting a sliding block; 302. mounting a plate; 303. a disc; 304. a semicircular ring; 305. a guide bar; 306. a baffle plate; 307. a return spring; 308. a magnet block; 309. a support bar; 310. an iron plate; 4. a welding mechanism; 401. welding the plate; 402. welding the sliding block; 403. a bidirectional lead screw; 404. welding a frame; 405. a welding gun; 406. a telescopic rod; 407. moving the plate; 408. a metal spring sheet; 409. a pressing block; 410. a push rod; 411. a guide plate; 5. an alignment mechanism; 501. aligning the sliding plate; 502. a pressure bearing plate; 503. a support spring; 504. a strip-shaped stop block; 505. an alignment block; 506. a lifting plate; 507. a tension spring; 508. a lifting block; 6. the strip is extruded.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 and fig. 6, the present embodiment provides an automatic assembly device for positive and negative electrodes of a lithium battery, which includes a horizontal bottom plate 1, wherein a plurality of support legs are fixedly mounted on the lower surface of the bottom plate 1, and a conveying mechanism 2, an installation mechanism 3 and a welding mechanism 4 are sequentially mounted on the upper surface of the bottom plate 1 from front to back.
As shown in fig. 1, 2 and 4, the conveying mechanism 2 includes an electric conveying slider 201 slidably mounted on the upper surface of the base plate 1 along the front-back direction, a support column 202 is fixedly mounted on the electric conveying slider 201, a semi-cylinder 203 with an upward opening is horizontally and fixedly mounted on the top of the support column 202, and the axis of the semi-cylinder 203 is arranged along the left-right direction; two upper end surfaces of the semi-cylinder 203 are both provided with vertical grooves 204 penetrating through the semi-cylinder 203, a positioning plate 205 is rotatably arranged in the vertical grooves 204 through a pin shaft, and the bottom surface of the positioning plate 205 is an arc surface; the rubber block 210 is arranged on the surface of the positioning plate 205 above the semi-cylinder 203, and the surface of the rubber block 210 is provided with an anti-skid groove 211; the bottom surface of the semi-cylinder 203 is vertically and fixedly provided with two square rods 206, the square rods 206 are vertically and slidably provided with guide blocks 207, the front end surface and the rear end surface of each guide block 207 are arc surfaces and are respectively attached to the bottom surfaces of two front and rear corresponding positioning plates 205; the bottom surface of the guide block 207 is provided with rollers 208, the upper surface of the base plate 1 corresponding to each roller 208 is fixedly provided with guide strips 209 arranged along the front-back direction, the top surface of each guide strip 209 is divided into an inclined part and a horizontal part from front to back, and the rollers 208 are attached to the top surfaces of the corresponding guide strips 209.
As shown in fig. 2 and 7, two vertical ventilation grooves 212 penetrating through the semi-cylinder 203 are formed in the bottom surface of the semi-cylinder 203 corresponding to the position of each guide block 207, a fixing block 213 is installed in each ventilation groove 212, a sealing block 215 in sliding sealing fit with the ventilation grooves 212 is connected to the lower side of the fixing block 213 through an elastic rope 214, a first rack 216 is vertically and fixedly installed on the bottom surface of the sealing block 215, a second rack 217 is vertically and fixedly installed in the position of each first rack 216 on the guide block 207, a gear rack is installed on the bottom surface of the semi-cylinder 203 corresponding to the position of each first rack 216, and a transmission gear 218 which is meshed with the corresponding first rack 216 and the corresponding second rack 217 is rotatably installed on the gear rack.
The conveying mechanism 2 is used for clamping and conveying the battery body, an operator places the battery body on the semi-cylinder 203, the electric conveying sliding block 201 drives the support column 202, the semi-cylinder 203, the square rod 206, the guide block 207, the roller 208 and the battery body to move horizontally, the roller 208 drives the guide block 207 to move upwards in the process of rolling from front to back on the top surface of the guide strip 209, the guide block 207 pushes the corresponding positioning plate 205 to rotate, the upper end of the positioning plate 205 is close to the battery body until the rubber block 210 is attached to the battery body, so that the battery body is clamped, in the state, the roller 208 reaches the position of the horizontal section of the top surface of the guide strip 209, and the rubber block 210 keeps clamping force on the battery body; the guide block 207 drives the second rack 217 to move upwards in the process of moving upwards, the second rack 217 drives the transmission gear 218 to rotate, the transmission gear 218 drives the first rack 216 and the sealing block 215 to move downwards, and the elastic rope 214 is stretched; because the top port of the vent groove 212 is sealed by the battery body, the air pressure in the area above the sealing block 215 in the vent groove 212 is reduced, so that the battery body is adsorbed on the inner arc surface of the semi-cylinder 203 through the air pressure effect, and the clamping effect on the battery body is further improved.
As shown in fig. 1 and 3, the mounting mechanism 3 includes two electric mounting sliders 301 slidably mounted on the upper surface of the base plate 1, and the two electric mounting sliders 301 are respectively located at the left and right sides of the conveying mechanism 2 and slide in the left and right directions; a vertical mounting plate 302 is fixedly mounted on the electric mounting slider 301, discs 303 are vertically and fixedly mounted on the mounting plate 302, the axes of the discs 303 are perpendicular to the guide strips 209, and semicircular rings 304 with upward openings are fixedly mounted on the opposite surfaces of the two discs 303; a guide rod 305 is vertically and fixedly installed at the bottom of the outer arc surface of the semicircular ring 304, an L-shaped baffle 306 is vertically and slidably installed on the guide rod 305, and a vertical return spring 307 is fixedly connected between the horizontal section of the baffle 306 and the outer arc surface of the semicircular ring 304; a magnet block 308 is fixedly mounted on the bottom surface of the horizontal section of the baffle 306, a support bar 309 is fixedly mounted on the upper surface of the bottom plate 1 corresponding to the position of each electric mounting slide block 301, and a horizontal iron plate 310 is fixedly mounted on the top of the support bar 309.
The mounting mechanism 3 is used for clamping the positive and negative electrodes of the battery at two ends of the battery body, the conveying mechanism 2 is used for conveying the battery, the positive and negative electrodes of the battery are respectively placed on the two semicircular rings 304 by an operator in the process of conveying the battery, the conveying mechanism 2 drives the battery body to reach the position corresponding to the mounting mechanism 3 and then stops moving, the mounting plate 302, the disc 303 and the semicircular rings 304 are driven by the electric mounting slide block 301 to move towards the end part of the battery body until the positive and negative electrodes of the battery are clamped at the end part of the battery body; in the process, the vertical section of the baffle 306 plays a role in blocking the positive and negative electrodes to ensure that the positive and negative electrodes are always in a vertical state, when the baffle 306 drives the magnet block 308 to move to a position above the iron plate 310, the attraction generated between the magnet block 308 and the iron plate 310 drives the magnet block 308 and the baffle 306 to move downwards, the reset spring 307 is stretched, and the vertical section of the baffle 306 does not play a role in blocking the positive and negative electrodes of the battery any more, so that the positive and negative electrodes of the battery can be smoothly installed at the end part of the battery body; after the installation is finished, the conveying mechanism 2 drives the battery body to continuously move towards the welding mechanism 4, the electric installation sliding block 301 drives the installation plate 302, the disc 303 and the semicircular ring 304 to be away from the end part of the battery body and reset, the attraction force generated between the magnet block 308 and the iron plate 310 disappears, and the resilience force of the reset spring 307 drives the magnet block 308 and the baffle 306 to move upwards and reset.
As shown in fig. 1 and 5, the welding mechanism 4 includes two welding plates 401 vertically and fixedly installed on the upper surface of the bottom plate 1, the two welding plates 401 are respectively located on the left and right sides of the conveying mechanism 2, two welding sliders 402 corresponding up and down are vertically and slidably installed on the welding plates 401, a vertical bidirectional screw 403 is rotatably installed on the welding plates 401 through a screw bracket, the bidirectional screw 403 is driven by a screw motor installed on the screw bracket, and the bidirectional screw 403 penetrates through the two welding sliders 402 in a thread fit manner; each welding slide block 402 is fixedly provided with a semicircular welding frame 404 through a connecting rod, the axes of the welding frames 404 are all in a horizontal state and are vertical to the guide strips 209, and a plurality of welding guns 405 are uniformly and fixedly arranged on the welding frames 404 around the axes; the welding frame 404 is horizontally provided with an expansion link 406 towards the surface corresponding to the welding plate 401 in a sliding manner, the outer end of the expansion link 406 is vertically and fixedly provided with a moving plate 407, and a metal elastic sheet 408 is fixedly connected between the moving plate 407 and the welding frame 404; a pressing block 409 is fixedly arranged on the surface of the moving plate 407 away from the corresponding welding plate 401; a push rod 410 with a hemispherical end face is fixedly mounted on the surface of the moving plate 407 close to the corresponding welding plate 401, a guide plate 411 is fixedly mounted on the surface of the welding plate 401 at a position corresponding to the push rod 410, and the end face of the guide plate 411 facing the guide plate is an arc-shaped face.
The conveying mechanism 2 drives the battery body provided with the positive electrode and the negative electrode to move to a position corresponding to the welding mechanism 4 and then stop moving, the lead screw battery drives the two-way lead screw 403 to rotate, the two-way lead screw 403 drives the two welding slide blocks 402 which correspond up and down to be close to each other, so that the two welding frames 404 which correspond up and down are close to each other until the end parts of the two welding frames 404 are attached to each other, in this state, an annular frame formed by the two welding frames 404 is overlapped with the axis of the battery body, and the positive electrode and the negative electrode which are clamped on the battery body are welded by the welding gun 405; in the process that the two corresponding welding frames 404 are close to each other, the end part of the push rod 410 is attached to the arc-shaped surface of the guide plate 411, the movable plate 407, the telescopic rod 406 and the pressing block 409 are pushed to move towards the positive and negative electrodes of the end part of the battery body under the thrust action of the guide plate 411, the metal elastic sheet 408 is bent until the end part of the pressing block 409 is attached to the end surfaces of the positive and negative electrodes of the end part of the battery body, and therefore the pressing block 409 is used for pressing the positive and negative electrodes, and the positive and negative electrodes are prevented from falling off in the welding process; after welding, the bidirectional screw 403 is driven by the screw battery to rotate reversely, the bidirectional screw 403 drives the two corresponding welding sliders 402 to move away from each other and reset, and the moving plate 407, the telescopic rod 406 and the pressing block 409 synchronously reset under the effect of the resilience force of the metal elastic piece 408.
As shown in fig. 4, an alignment mechanism 5 is disposed on the upper surface of the base plate 1 in front of the mounting mechanism 3, the alignment mechanism 5 includes two alignment sliding plates 501 slidably mounted on the upper surface of the base plate 1, and the two alignment sliding plates 501 are located on the left and right sides of the conveying mechanism 2 and slide in the left and right direction; a pressure bearing plate 502 is fixedly arranged at the position corresponding to each alignment sliding plate 501 on the upper surface of the bottom plate 1, and a supporting spring 503 is fixedly connected between the pressure bearing plate 502 and the corresponding alignment sliding plate 501; a strip-shaped stop block 504 vertically penetrating through the bottom plate 1 is slidably mounted at a position between the alignment sliding plate 501 and the bearing plate 502 at the same side on the bottom plate 1, an alignment block 505 is fixedly mounted at the top of the alignment sliding plate 501, and the front end face and the rear end face of the alignment block 505 are both arc-shaped faces; the horizontal fixed mounting in bar dog 504 bottom surface has lifter plate 506, and vertical fixed mounting has expanding spring 507 between lifter plate 506 and the bottom plate 1 lower surface, and the vertical fixed mounting in lifter plate 506 upper surface has a lifter 508 that runs through bottom plate 1, and the last fixed mounting in position that corresponds lifter 508 of electronic transport slider 201 has extrusion strip 6 with bottom plate 1 upper surface sliding fit, and the front and back terminal surface of extrusion strip 6 is the arcwall face.
The two ends of the battery body are aligned through the alignment mechanism 5, so that the mounting mechanism 3 can accurately clamp the positive electrode and the negative electrode at the two ends of the battery body; in the process that the conveying mechanism 2 drives the battery body to move towards the mounting mechanism 3, before the conveying mechanism 2 clamps the battery body, two ends of the battery body are firstly attached to the alignment block 505, the alignment block 505 and the alignment sliding plate 501 are in a static state under the limiting action of the strip-shaped stop block 504, and the alignment block 505 pushes the battery body to move axially to align the two ends of the battery body; after the alignment is finished, the extrusion strip 6 is attached to the lifting block 508 after the welding is finished, the lifting block 508 is pushed to descend, then the extrusion strip 6 is separated from the lifting block 508, and the lifting block 508 is reset; because the positive and negative electrodes are arranged at the two ends of the battery, the overall length of the battery is increased, so that the alignment block 505 can play a role in blocking the battery body if the alignment block 505 continues to keep still in the process of resetting the welded battery body driven by the conveying mechanism 2; in the resetting process of the conveying mechanism 2, the extrusion strip 6 firstly contacts with the lifting block 508 and pushes the lifting block 508 to descend, the lifting block 508 drives the lifting plate 506 and the strip-shaped stop block 504 to descend synchronously, the extension spring 507 is elongated, the strip-shaped stop block 504 no longer stops the alignment block 505 and the alignment sliding plate 501, then the end part of the battery contacts with the alignment block 505 and pushes the alignment block 505 and the alignment sliding plate 501 to move towards the bearing plate 502, and the support spring 503 is compressed; then, the extrusion strip 6 is separated from the lifting block 508, and the resilience of the expansion spring 507 drives the lifting block 508, the lifting plate 506 and the strip-shaped stop block 504 to synchronously ascend and reset until the top of the strip-shaped stop block 504 is attached to the bottom surface of the alignment sliding plate 501; as the end of the battery is separated from the alignment block 505, the resilience of the support spring 503 causes the alignment block 505 and the alignment slide 501 to move away from the bearing plate 502 and return, the alignment slide 501 no longer blocks the rising of the bar block 504, and the lift block 508, the lift plate 506, and the bar block 504 are raised and returned.
The working steps of the automatic assembling equipment for the positive electrode and the negative electrode of the lithium battery in the embodiment are as follows: an operator places the battery body on the semi-cylinder 203, drives the support column 202, the semi-cylinder 203, the square rod 206, the guide block 207, the roller 208 and the battery body to horizontally move towards the mounting mechanism 3 through the electric conveying sliding block 201, in the process, the alignment mechanism 5 aligns two ends of the battery body, and the conveying mechanism 2 clamps the battery body; in the process of conveying the battery by the conveying mechanism 2, the anode and the cathode of the battery are respectively placed on the two semicircular rings 304 by an operator, the conveying mechanism 2 drives the battery body to reach the position corresponding to the mounting mechanism 3 and then stops moving, and the anode and the cathode of the battery are clamped at two ends of the battery body through the mounting mechanism 3; then, the conveying mechanism 2 continues to drive the battery body provided with the positive electrode and the negative electrode to move to the position corresponding to the welding mechanism 4 and then stop moving, and the positive electrode and the negative electrode which are clamped at the two ends of the battery are welded through the welding mechanism 4; after the welding is finished, the welding mechanism 4 resets, the battery body which is driven by the conveying mechanism 2 to complete the welding resets, in the process, the conveying mechanism 2 relieves the clamping of the battery, and finally, an operator takes down the welded battery.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an automatic equipment of positive negative pole of lithium cell, includes horizontally bottom plate (1), and fixed surface installs a plurality of supporting leg under bottom plate (1), and conveying mechanism (2), installation mechanism (3) and welding mechanism (4), its characterized in that are installed in proper order in the past to bottom plate (1) upper surface: the conveying mechanism (2) comprises an electric conveying sliding block (201) which is arranged on the upper surface of the bottom plate (1) in a sliding mode along the front-back direction, a support column (202) is fixedly arranged on the electric conveying sliding block (201), a semi-cylinder (203) with an upward opening is horizontally and fixedly arranged at the top of the support column (202), and the axis of the semi-cylinder (203) is arranged along the left-right direction; two upper end surfaces of the semi-cylinder (203) are respectively provided with a vertical groove (204) penetrating through the semi-cylinder (203), a positioning plate (205) is rotatably arranged in the vertical grooves (204) through a pin shaft, and the bottom surface of the positioning plate (205) is an arc surface; the bottom surface of the semi-cylinder (203) is vertically and fixedly provided with two square rods (206), the square rods (206) are vertically and slidably provided with guide blocks (207), the front end surface and the rear end surface of each guide block (207) are arc surfaces and are respectively attached to the bottom surfaces of two front and rear corresponding positioning plates (205); the bottom surface of the guide block (207) is provided with rollers (208), the upper surface of the bottom plate (1) corresponding to the position of each roller (208) is fixedly provided with guide strips (209) which are arranged along the front-back direction, the top surface of each guide strip (209) is divided into an inclined part and a horizontal part from front to back, and the rollers (208) are attached to the top surfaces of the corresponding guide strips (209);
the mounting mechanism (3) comprises two electric mounting sliding blocks (301) which are slidably mounted on the upper surface of the base plate (1), and the two electric mounting sliding blocks (301) are respectively positioned at the left side and the right side of the conveying mechanism (2) and slide along the left direction and the right direction; a vertical mounting plate (302) is fixedly mounted on the electric mounting slider (301), discs (303) are vertically and fixedly mounted on the mounting plate (302), the axes of the discs (303) are perpendicular to the guide strips (209), and semicircular rings (304) with upward openings are fixedly mounted on the opposite surfaces of the two discs (303);
the welding mechanism (4) comprises two welding plates (401) vertically and fixedly installed on the upper surface of the bottom plate (1), the two welding plates (401) are respectively located on the left side and the right side of the conveying mechanism (2), two welding sliding blocks (402) corresponding up and down are vertically and slidably installed on the welding plates (401), a vertical bidirectional screw (403) is rotatably installed on the welding plates (401) through a screw support, and the bidirectional screw (403) penetrates through the two welding sliding blocks (402) in a threaded fit mode; all there is semicircular welding frame (404) on every welding slider (402) through connecting rod fixed mounting, and the axis of welding frame (404) is horizontality and perpendicular to gib block (209), and welding frame (404) is gone up around its even fixed mounting of axis has a plurality of welder (405).
2. The automatic assembly equipment of positive negative pole of lithium cell of claim 1 characterized in that: the rubber block (210) is installed on the position, located above the semi-cylinder (203), on the surface of the positioning plate (205), and the anti-skidding groove (211) is formed in the surface of the rubber block (210).
3. The automatic assembling equipment for the positive and negative electrodes of the lithium battery as claimed in claim 1, wherein: two vertical air grooves (212) that run through semi-circular cylinder (203) are all seted up to the position that semi-circular cylinder (203) bottom surface corresponds every guide block (207), install fixed block (213) in air groove (212), fixed block (213) below is connected with through elasticity rope (214) with air groove (212) sliding seal complex sealed piece (215), the vertical fixed mounting in sealed piece (215) bottom surface has first rack (216), the equal vertical fixed mounting in position that corresponds every first rack (216) on guide block (207) has second rack (217), semi-circular cylinder (203) bottom surface corresponds the position of every first rack (216) and all installs the carrier, rotate on the carrier and install with the equal engaged drive gear (218) of first rack (216) and second rack (217) that correspond.
4. The automatic assembly equipment of positive negative pole of lithium cell of claim 1 characterized in that: a guide rod (305) is vertically and fixedly installed at the bottom of the outer arc surface of the semicircular ring (304), an L-shaped baffle (306) is vertically and slidably installed on the guide rod (305), and a vertical return spring (307) is fixedly connected between the horizontal section of the baffle (306) and the outer arc surface of the semicircular ring (304); the bottom surface of the horizontal section of the baffle plate (306) is fixedly provided with a magnet block (308), the upper surface of the bottom plate (1) is fixedly provided with a support rod (309) corresponding to the position of each electric installation sliding block (301), and the top of the support rod (309) is fixedly provided with a horizontal iron plate (310).
5. The automatic assembly equipment of positive negative pole of lithium cell of claim 1 characterized in that: the welding frame (404) is horizontally provided with an expansion link (406) towards the surface corresponding to the welding plate (401) in a sliding manner, the outer end of the expansion link (406) is vertically and fixedly provided with a moving plate (407), and a metal elastic sheet (408) is fixedly connected between the moving plate (407) and the welding frame (404); the surface of the moving plate (407) far away from the corresponding welding plate (401) is fixedly provided with a pressing block (409).
6. The automatic assembly equipment of positive negative pole of lithium cell of claim 5, characterized in that: the moving plate (407) is provided with a push rod (410) with a hemispherical end face close to the surface of the corresponding welding plate (401), a guide plate (411) is fixedly arranged at the position of the surface of the welding plate (401) corresponding to the push rod (410), and the end face of the guide plate (411) faces to the arc-shaped face.
7. The automatic assembly equipment of positive negative pole of lithium cell of claim 1 characterized in that: an alignment mechanism (5) is arranged on the upper surface of the bottom plate (1) in front of the mounting mechanism (3), the alignment mechanism (5) comprises two alignment sliding plates (501) which are slidably mounted on the upper surface of the bottom plate (1), and the two alignment sliding plates (501) are positioned on the left side and the right side of the conveying mechanism (2) and slide along the left-right direction; a pressure bearing plate (502) is fixedly arranged at the position, corresponding to each aligning sliding plate (501), of the upper surface of the base plate (1), and a supporting spring (503) is fixedly connected between each pressure bearing plate (502) and the corresponding aligning sliding plate (501); a strip-shaped stop block (504) vertically penetrating through the bottom plate (1) is slidably mounted at a position, located between the same-side aligning sliding plate (501) and the bearing plate (502), on the bottom plate (1), an aligning block (505) is fixedly mounted at the top of the aligning sliding plate (501), and the front end face and the rear end face of the aligning block (505) are arc-shaped faces.
8. The automatic assembly equipment of positive negative pole of lithium cell of claim 7, characterized in that: the horizontal fixed mounting in bar dog (504) bottom surface has lifter plate (506), vertical fixed mounting has expanding spring (507) between lifter plate (506) and bottom plate (1) lower surface, the vertical fixed mounting of lifter plate (506) upper surface has lifter block (508) that runs through bottom plate (1), the position fixed mounting that corresponds lifter block (508) on electronic transport slider (201) have with bottom plate (1) upper surface sliding fit's extrusion strip (6), the terminal surface is the arcwall face around extrusion strip (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210370983.2A CN114434038B (en) | 2022-04-11 | 2022-04-11 | Automatic equipment of positive negative pole of lithium cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210370983.2A CN114434038B (en) | 2022-04-11 | 2022-04-11 | Automatic equipment of positive negative pole of lithium cell |
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| Publication Number | Publication Date |
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| CN114434038A CN114434038A (en) | 2022-05-06 |
| CN114434038B true CN114434038B (en) | 2022-06-03 |
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| CN108673147A (en) * | 2018-05-22 | 2018-10-19 | 张金仙 | Lithium battery pole ear assembly machine |
| CN110000484A (en) * | 2019-04-04 | 2019-07-12 | 众联智能设备(深圳)有限公司 | A kind of cylindrical lithium battery protection board automatic assembling welding equipment |
| CN110340581A (en) * | 2019-07-30 | 2019-10-18 | 苏州萨瓦智能科技有限公司 | A kind of battery and its battery case one automatic welding device |
| CN111421096A (en) * | 2020-03-23 | 2020-07-17 | 苏州朗坤自动化设备股份有限公司 | Efficient automatic lithium battery riveting equipment |
| CN113241472A (en) * | 2021-06-15 | 2021-08-10 | 安脉时代智能制造(宁德)有限公司 | Lithium battery composite process winding machine and processing method |
| WO2022027989A1 (en) * | 2020-08-07 | 2022-02-10 | 苏州晟成光伏设备有限公司 | Deviation correcting welding machine for battery assembly |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673147A (en) * | 2018-05-22 | 2018-10-19 | 张金仙 | Lithium battery pole ear assembly machine |
| CN110000484A (en) * | 2019-04-04 | 2019-07-12 | 众联智能设备(深圳)有限公司 | A kind of cylindrical lithium battery protection board automatic assembling welding equipment |
| CN110340581A (en) * | 2019-07-30 | 2019-10-18 | 苏州萨瓦智能科技有限公司 | A kind of battery and its battery case one automatic welding device |
| CN111421096A (en) * | 2020-03-23 | 2020-07-17 | 苏州朗坤自动化设备股份有限公司 | Efficient automatic lithium battery riveting equipment |
| WO2022027989A1 (en) * | 2020-08-07 | 2022-02-10 | 苏州晟成光伏设备有限公司 | Deviation correcting welding machine for battery assembly |
| CN113241472A (en) * | 2021-06-15 | 2021-08-10 | 安脉时代智能制造(宁德)有限公司 | Lithium battery composite process winding machine and processing method |
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|---|---|
| CN114434038A (en) | 2022-05-06 |
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