CN113752037B - Lithium battery pack welding system - Google Patents
Lithium battery pack welding system Download PDFInfo
- Publication number
- CN113752037B CN113752037B CN202111117773.4A CN202111117773A CN113752037B CN 113752037 B CN113752037 B CN 113752037B CN 202111117773 A CN202111117773 A CN 202111117773A CN 113752037 B CN113752037 B CN 113752037B
- Authority
- CN
- China
- Prior art keywords
- fixedly arranged
- sliding
- nickel strap
- spot welding
- lithium battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000003466 welding Methods 0.000 title claims abstract description 85
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 60
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 59
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 134
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 67
- 238000005520 cutting process Methods 0.000 claims abstract description 39
- 238000010008 shearing Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
- B23D15/04—Shearing machines or shearing devices cutting by blades which move parallel to themselves having only one moving blade
-
- 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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention belongs to the technical field of lithium battery production welding, and relates to a lithium battery pack welding system which comprises a shell, wherein a base plate is fixedly arranged on the front side wall of the shell, a nickel strap conveying device is fixedly arranged on the base plate, a nickel strap cutting device is arranged on the base plate, a fixing plate is fixedly arranged on the base plate, a cushion block pushing device is arranged on the fixing plate, a nickel strap spot welding device is arranged at the right end of the shell, and a lithium battery equidistant moving device is arranged at the lower end of the shell. The invention can perform shearing treatment with specific shape and equal length on the nickel strap, can rapidly position and spot-weld the lithium battery pack, reduces the preparation work before welding the nickel strap, solves the problem that the welding spot calibration is required to be performed for many times when the nickel strap is spot-welded on the lithium battery pack, and obviously improves the working efficiency and the whole welding quality of the nickel strap spot welding.
Description
Technical Field
The invention belongs to the technical field of lithium battery production welding, and particularly relates to a lithium battery pack welding system.
Background
As is well known, lithium batteries are batteries which are made of lithium metal or lithium alloy as a negative electrode material and use nonaqueous electrolyte solution, along with development of scientific technology, the lithium batteries are now becoming mainstream, many daily electrical appliances can see the body and shadow of the lithium batteries, and the power required by the normal operation of the electrical appliances is different, so that the lithium batteries are connected in series or in parallel to form a lithium battery pack so as to obtain corresponding electric quantity or output voltage, and the conventional lithium battery spot welding device needs to calibrate the manual welding spots for a plurality of times when the lithium battery pack is subjected to nickel strap spot welding, so that the lithium batteries are easy to deviate when spot welding is performed, the spot welding position is wrong, the processing efficiency of the lithium batteries is greatly affected, and the quality of finished lithium batteries is reduced.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a lithium battery pack welding system which can perform shearing treatment of a nickel strap with a specific shape and equal length, and can rapidly position and spot-weld a lithium battery pack.
The aim of the invention can be achieved by the following technical scheme: the utility model provides a lithium battery group welding system, includes the casing, the fixed backing plate that is equipped with on the preceding lateral wall of casing, the fixed nickel strap conveyer that is equipped with on the backing plate, be equipped with nickel strap cutting device on the backing plate, nickel strap cutting device is used for waiting length to cut out specific shape to the nickel strap, the fixed plate that is equipped with on the backing plate, be equipped with cushion thrust unit on the fixed plate, the casing right-hand member is equipped with nickel strap spot welding device, the casing lower extreme is equipped with lithium cell equidistance mobile device, lithium cell equidistance mobile device is used for the equidistance to promote lithium battery group convenient spot welding when the spot welding.
Preferably, the nickel strap conveying device comprises a nickel strap fixing shaft fixedly arranged on the base plate, a nickel strap is rotationally arranged on the nickel strap fixing shaft, four roller shafts are rotationally arranged on the base plate, each roller shaft is fixedly provided with rollers, one roller shaft is fixedly provided with a roller chain wheel, two conveying belt wheels are arranged on the base plate, a conveying belt is sleeved between the two conveying belt wheels, and three conveying belt bosses are distributed on the conveying belt at equal intervals.
Preferably, the nickel strap cutting device comprises a motor fixing box fixed inside the shell, a motor is fixedly arranged in the motor fixing box, a motor shaft is arranged at the output end of the motor, a motor sprocket is fixedly arranged on the motor shaft, a short chain is sleeved on the motor sprocket, a sliding block is fixedly arranged on the motor sprocket, a sliding wall is fixedly arranged on a base plate, a hammer head is slidably arranged on the sliding wall, the sliding block is slidably and rotationally connected with the hammer head, a cutter head fixing table is fixedly arranged on the base plate, an upper cutting edge is slidably arranged on the cutter head fixing table, a reset spring is connected between the upper cutting edge and the cutter head fixing table, and a lower cutting edge is fixedly arranged at the right end of the cutter head fixing table.
Preferably, the cushion pushing device comprises a compression rod fixedly arranged on the right side wall of the fixed plate, a hinge joint is fixedly arranged at the left end of the compression rod, a spring is connected between the hinge joint and the compression rod, a rotating shaft is fixedly arranged on the fixed plate, a hinged pushing block is rotatably arranged on the rotating shaft, the hinged pushing block is hinged with the hinge joint, a sliding rod is hinged to the upper end of the hinged pushing block, a sliding column is fixedly arranged at the left end of the sliding rod, the sliding column is in sliding connection with the fixed plate, a fixed block is fixedly arranged at the left end of the fixed plate, a cushion block is arranged on the fixed block in a sliding and rotating mode, and a torsion compression spring is connected between the cushion block and the fixed block.
Preferably, the nickel strap spot welding device comprises an L-shaped fixing plate fixedly arranged on the upper side wall of the shell, a straight gear shaft is rotationally arranged on the L-shaped fixing plate, a small chain wheel is fixedly arranged at the rear end of the straight gear shaft, a straight gear is fixedly arranged on the straight gear shaft, a sliding table is fixedly arranged at the right end of the shell, a spot welding head fixing block is arranged in the sliding table in a sliding mode, a sliding limiting rod is fixedly arranged on the spot welding head fixing block, a rack is fixedly arranged at the left end of the sliding limiting rod, two groups of inner sliding rods are fixedly arranged on the sliding limiting rod in a vertically symmetrical mode, the inner sliding rods are in sliding connection with sliding grooves in the sliding table, spot welding heads are fixedly arranged on the right side of the sliding table, two handles are symmetrically arranged around the spot welding heads, and spot welding needles are fixedly arranged at the lower ends of the spot welding heads.
Preferably, the equidistant mobile device of lithium cell is in including fixed the setting the support frame of casing lower extreme, the inside rotation of support frame is equipped with the transmission shaft, the transmission shaft with the cover is equipped with long chain on the little sprocket, the front end of transmission shaft is fixed to be equipped with transmission spur gear, the support frame lower extreme slides and is equipped with long rack, long rack with transmission spur gear meshing, long rack right-hand member is fixed to be equipped with the push pedal, it is equipped with slide fixture to slide on the support frame, slide fixture inside is fixed to be equipped with lithium cell group.
When the nickel strap is required to be sheared, pass the nickel strap from the space between the two groups of gyro wheels for crooked nickel strap is flattened, then start the motor, make the motor shaft drive motor sprocket rotatory, establish the short chain strip on motor sprocket and gyro wheel sprocket through the cover and move gyro wheel sprocket rotatory, make the nickel strap constantly move forward, simultaneous motor sprocket rotates and drives the slider in the spout on the tup and slide and rotate, make the tup constantly slide from top to bottom on the sliding wall, when the platform touch that the nickel strap passes through the tool bit fixed station hits articulated impeller piece lower extreme, promote articulated impeller piece and make articulated impeller piece rotate around the pivot, and then promote the spliced pole of fixing on the carriage to move forward in the spout of fixed plate, until the carriage promotes the cushion, make the cushion rotate on the fixed block, make the front end in the top of cutting edge, constantly move up and down, make the cutting edge respectively with the extension of tool bit fixed station and lower cutting edge mesh realize the shearing to the nickel strap, the nickel strap after shearing falls to the conveyer belt top, the conveyer belt passes through the conveyer belt, the articulated boss is outwards passed through, the realization is welded to the articulated boss is realized, the whole can be improved, the welding quality is realized, the whole is realized through the articulated joint has been realized, the articulated shape is realized through the articulated joint has improved.
When the lithium battery pack is required to be subjected to spot welding of the nickel strap, the sheared nickel strap is placed at the corresponding position of the lithium battery pack, then the sliding clamp is pushed to enable the first row position of the lithium battery pack to be located below the spot welding needle, the spot welding head is started to enable the spot welding needle to work, then the handle is held by two hands to lift the spot welding head upwards, the spot welding head drives the spot welding head fixing block, the inner sliding rod fixed with the spot welding head fixing block moves in the sliding groove in the sliding table, after the inner sliding rod moves to the point welding head to the top point, then the spot welding head is moved downwards to enable the inner sliding rod to move downwards in the sliding groove in the sliding table until the rack fixed at the bottom of the sliding limiting rod is meshed with the straight gear, when the rack moves downwards, the straight gear fixed on the straight gear shaft is driven to rotate, the small sprocket is driven to rotate through the long chain, the transmission straight gear fixed with the transmission shaft is driven to rotate, the long tooth bar meshed with the transmission straight gear is driven to move forwards, the sliding clamp is pushed to move back and forth through the pushing plate equidistantly, spot welding head is repeatedly, spot welding of the nickel strap of the lithium battery pack is easy to operate, and when the lithium battery pack is driven to move only once, and the lithium battery pack can be welded at equal distance.
Compared with the prior art, the lithium battery pack welding system has the following advantages:
the nickel strap with a specific shape can be cut out, and the nickel strap can be taken at any time, so that the preparation work before welding the nickel strap is reduced, the working efficiency is remarkably improved, and the whole welding quality of the nickel strap is improved.
2. The spot welding mode is simple and easy to operate, and when the nickel strap spot welding is carried out on the lithium battery pack, the welding point is aligned once, and then the battery pack can be automatically pushed to move equidistantly to realize the welding of the battery pack.
Drawings
Fig. 1 is a schematic structural view of a lithium battery pack welding system.
Fig. 2 is a sectional view taken along the direction A-A in fig. 1.
Fig. 3 is an enlarged sectional view at B in fig. 2.
Fig. 4 is a sectional view in the direction C-C of fig. 3.
Fig. 5 is a partial cross-sectional view at D in fig. 1.
Fig. 6 is a schematic view of the shearing device of fig. 1.
In the figure, 10, a housing; 11. a roller; 12. a roller shaft; 13. a short chain; 14. a hammer head; 15. a cushion block; 16. a sliding column; 17. a slide bar; 18. a fixing plate; 19. an L-shaped fixing plate; 20. spur gears; 21. sliding the limit rod; 22. a sliding table; 23. spot welding heads; 24. a grip; 25. a spot welding needle; 26. a compression rod; 27. a spring; 28. a hinge joint; 29. a conveying belt wheel; 30. a conveyor belt; 31. a conveyor belt boss; 32. a fixed block; 33. a torsion compression spring; 34. a cutter head fixing table; 35. a support frame; 36. a nickel strap fixing shaft; 37. a nickel strap; 38. a backing plate; 39. a transmission shaft; 40. a large drive sprocket; 41. a long chain; 42. a motor fixing case; 43. a motor; 44. a motor shaft; 45. a lower cutting edge; 46. a roller sprocket; 47. a sliding wall; 48. a motor sprocket; 49. a slide block; 50. the pushing block is hinged; 51. a lithium battery pack; 52. a sliding clamp; 53. a return spring; 54. a small sprocket; 55. a rack; 56. an upper cutting edge; 57. an inner slide bar; 58. spot welding head fixing blocks; 59. a transmission spur gear; 60. a long rack; 61. a push plate; 62. a rotating shaft; 63. a spur gear shaft.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, the welding system for the lithium battery pack comprises a shell 10, wherein a base plate 38 is fixedly arranged on the front side wall of the shell 10, a nickel strap conveying device is fixedly arranged on the base plate 38, a nickel strap cutting device is arranged on the base plate 38 and used for cutting nickel straps into specific shapes with equal length, a fixing plate 18 is fixedly arranged on the base plate 38, a cushion block pushing device is arranged on the fixing plate 18, a nickel strap spot welding device is arranged at the right end of the shell 10, a lithium battery equidistant moving device is arranged at the lower end of the shell 10 and used for pushing the lithium battery pack at equal distances during spot welding.
As shown in fig. 1 and 2, the nickel belt conveying device comprises a nickel belt fixing shaft 36 fixedly arranged on a base plate 38, a nickel belt 37 is rotatably arranged on the nickel belt fixing shaft 36, four roller shafts 12 are rotatably arranged on the base plate 38, rollers 11 are fixedly arranged on each roller shaft 12, a roller chain wheel 46 is fixedly arranged on one roller shaft 12, two conveying belt wheels 29 are arranged on the base plate 38, a conveying belt 30 is sleeved between the two conveying belt wheels 29, and three conveying belt bosses 31 are equidistantly distributed on the conveying belt 30.
As shown in fig. 1, 2 and 6, the nickel strap cutting device comprises a motor fixing box 42 fixed in a shell 10, a motor 43 is fixedly arranged in the motor fixing box 42, a motor shaft 44 is arranged at the output end of the motor 43, a motor chain wheel 48 is fixedly arranged on the motor shaft 44, a short chain 13 is sleeved on the motor chain wheel 48 and the roller chain wheel 46, a sliding block 49 is fixedly arranged on the motor chain wheel 48, a sliding wall 47 is fixedly arranged on a base plate 38, a hammer head 14 is slidably arranged on the sliding wall 47, the sliding block 49 is slidably and rotatably connected with the hammer head 14, a cutter head fixing table 34 is fixedly arranged on the base plate 38, an upper cutting edge 56 is slidably arranged on the cutter head fixing table 34, a reset spring 53 is connected between the upper cutting edge 56 and the cutter head fixing table 34, and a lower cutting edge 45 is fixedly arranged at the right end of the cutter head fixing table 34.
As shown in fig. 1 and 2, the cushion block pushing device comprises a compression rod 26 fixedly arranged on the right side wall of a fixed plate 18, a hinge joint 28 is fixedly arranged at the left end of the compression rod 26, a spring 27 is connected between the hinge joint 28 and the compression rod 26, a rotating shaft 62 is fixedly arranged on the fixed plate 18, a hinge pushing block 50 is rotatably arranged on the rotating shaft 62, the hinge pushing block 50 is hinged with the hinge joint 28, a sliding rod 17 is hinged at the upper end of the hinge pushing block 50, a sliding column 16 is fixedly arranged at the left end of the sliding rod 17, the sliding column 16 is in sliding connection with the fixed plate 18, a fixed block 32 is fixedly arranged at the left end of the fixed plate 18, a cushion block 15 is slidably and rotatably arranged on the fixed block 32, and a torsion compression spring 33 is connected between the cushion block 15 and the fixed block 32.
As shown in fig. 1, 2, 3 and 4, the nickel strap spot welding device comprises an L-shaped fixing plate 19 fixedly arranged on the upper side wall of a shell 10, a spur gear shaft 63 is rotatably arranged on the L-shaped fixing plate 19, a small sprocket 54 is fixedly arranged at the rear end of the spur gear shaft 63, a spur gear 20 is fixedly arranged on the spur gear shaft 63, a sliding table 22 is fixedly arranged at the right end of the shell 10, a spot welding head fixing block 58 is slidably arranged in the sliding table 22, a sliding limiting rod 21 is fixedly arranged on the spot welding head fixing block 58, a rack 55 is fixedly arranged at the left end of the sliding limiting rod 21, two groups of inner sliding rods 57 are fixedly arranged on the sliding limiting rod 21 in an up-down symmetrical manner, the sliding rod 57 is slidably connected with an inner sliding groove of the sliding table 22, spot welding heads 23 are fixedly arranged on the right side of the sliding table 22, two grips 24 are symmetrically arranged around the spot welding heads 23, and spot welding needles 25 are fixedly arranged at the lower ends of the spot welding heads 23.
As shown in fig. 2 and 5, the equidistant lithium battery moving device comprises a support frame 35 fixedly arranged at the lower end of a shell 10, a transmission shaft 39 is rotatably arranged in the support frame 35, a long chain 41 is sleeved on the transmission shaft 39 and a small chain wheel 54, a transmission spur gear 59 is fixedly arranged at the front end of the transmission shaft 39, a long rack 60 is slidably arranged at the lower end of the support frame 35, the long rack 60 is meshed with the transmission spur gear 59, a push plate 61 is fixedly arranged at the right end of the long rack 60, a sliding clamp 52 is slidably arranged on the support frame 35, and a lithium battery pack 51 is fixedly arranged in the sliding clamp 52.
When the nickel strap is required to be sheared, the nickel strap passes through a gap between the two groups of rollers 11, the bent nickel strap is flattened, then the motor 43 is started, the motor shaft 44 drives the motor sprocket 48 to rotate, the short chain 13 sleeved on the motor sprocket 48 and the roller sprocket 46 drives the roller sprocket 46 to rotate, the nickel strap continuously moves forwards, the motor sprocket 48 simultaneously rotates to drive the sliding block 49 to slide and rotate in the sliding groove on the hammer 14, the hammer 14 continuously slides up and down on the sliding wall 47, when the nickel strap contacts the lower end of the hinged pushing block 50 through the platform of the cutter head fixing table 34, the hinged pushing block 50 is pushed to enable the hinged pushing block 50 to rotate around the rotating shaft 62, the sliding column 16 fixed on the sliding rod 17 is pushed to move forwards in the sliding groove of the fixing plate 18 until the sliding rod 17 pushes the cushion block 15, the cushion block 15 rotates on the fixing block 32, the front end of the cushion block 15 is positioned above the upper cutting edge 56, the hammer 14 continuously slides up and down at the moment, the upper cutting edge 56 is driven to move down, the upper cutting edge 56 is enabled to slide down, the nickel cushion block 56 is enabled to slide up and slide down, the cutter head fixing table 34 and the cutter head is enabled to slide down, the cutting edge is enabled to be meshed with the cutting edge 30, the cutting edge is enabled to be welded to the cutting strap is enabled to be in the opposite to the position of the front of the cutting edge, the cutting edge is enabled to be welded to be the cutting edge, and the cutting edge is enabled to be welded to be a special, and the cutting tape can be welded to the front and the front is enabled, and the cutting edge is enabled to be a special and the cutting edge is welded to be can and the cutting edge is cut to be can is welded to the cutting edge is cut.
When the lithium battery pack is required to be subjected to spot welding of the nickel strap, the sheared nickel strap is placed at the corresponding position of the lithium battery pack, then the sliding clamp 52 is pushed to enable the first row of positions of the lithium battery pack 51 to be located below the spot welding pins 25, the spot welding heads 23 are started to enable the spot welding pins 25 to work, then the handles 24 are held by two hands to lift the spot welding heads 23 upwards, the spot welding heads 23 drive the spot welding head fixing blocks 58, the inner sliding rod 57 fixed with the spot welding head fixing blocks 58 moves in the sliding grooves in the sliding table 22 until the spot welding heads 23 are moved to the top point, then the spot welding heads 23 are moved downwards to enable the inner sliding rod 57 to move downwards in the sliding grooves in the sliding table 22 until the racks 55 fixed at the bottoms of the sliding limiting rods 21 are meshed with the straight gears 20, when the racks 55 are moved downwards, the small chain wheels 54 drive the large transmission chain wheels 40 to rotate, the transmission straight gears 59 fixed with the transmission shafts 39 are driven to rotate through the long chain wheels 41, the long tooth strips 60 meshed with the nickel transmission straight gears 59 are enabled to move forwards, the inner sliding rod 57 is pushed to move in the sliding grooves in the sliding table 22, and the lithium battery pack can be aligned with the lithium battery pack repeatedly, and the lithium battery pack can be welded at equal distance after the lithium battery pack is welded, and the lithium battery pack is required to be welded, and the lithium battery pack can be aligned repeatedly.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the invention.
Claims (3)
1. The utility model provides a lithium battery pack welding system, includes casing (10), its characterized in that, fixed backing plate (38) that is equipped with on the preceding lateral wall of casing (10), be equipped with nickel strap conveyer on backing plate (38) fixedly, be equipped with nickel strap cutting device on backing plate (38), nickel strap cutting device is used for equilength to the nickel strap shearing out specific shape, fixed plate (18) are equipped with on backing plate (38), be equipped with cushion thrust unit on fixed plate (18), casing (10) right-hand member is equipped with nickel strap spot welding device, casing (10) lower extreme is equipped with lithium cell equidistance mobile device, lithium cell equidistance mobile device is used for the equidistance to promote lithium battery pack convenient spot welding when spot welding;
the cushion pushing device comprises a compression rod (26) fixedly arranged on the right side wall of a fixed plate (18), a hinge joint (28) is fixedly arranged at the left end of the compression rod (26), a spring (27) is connected between the hinge joint (28) and the compression rod (26), a rotating shaft (62) is fixedly arranged on the fixed plate (18), a hinged pushing block (50) is rotatably arranged on the rotating shaft (62), the hinged pushing block (50) is hinged with the hinge joint (28), a sliding rod (17) is hinged at the upper end of the hinged pushing block (50), a sliding column (16) is fixedly arranged at the left end of the sliding rod (17), the sliding column (16) is in sliding connection with the fixed plate (18), a fixed block (32) is fixedly arranged at the left end of the fixed plate (18), a cushion block (15) is slidably arranged on the fixed block (32) and a torsion compression spring (33) is connected between the cushion block (15) and the fixed block (32);
the nickel strap spot welding device comprises an L-shaped fixing plate (19) fixedly arranged on the upper side wall of the shell (10), a straight gear shaft (63) is rotationally arranged on the L-shaped fixing plate (19), a small chain wheel (54) is fixedly arranged at the rear end of the straight gear shaft (63), a straight gear (20) is fixedly arranged on the straight gear shaft (63), a sliding table (22) is fixedly arranged at the right end of the shell (10), a spot welding head fixing block (58) is slidably arranged in the sliding table (22), a sliding limiting rod (21) is fixedly arranged on the spot welding head fixing block (58), racks (55) are fixedly arranged at the left end of the sliding limiting rod (21), two groups of inner sliding rods (57) are fixedly arranged on the sliding limiting rod (21) in an up-down symmetrical mode, the inner sliding rods (57) are slidably connected with sliding grooves in the sliding table (22), spot welding heads (23) are fixedly arranged on the right side of the sliding table (22), two handles (24) are symmetrically arranged in front of the front of and back of the spot welding heads (23), and a spot welding needle (25) is fixedly arranged at the lower end of the spot welding heads (23).
The lithium battery equidistant mobile device is in including fixed support frame (35) of casing (10) lower extreme, the inside rotation of support frame (35) is equipped with transmission shaft (39), transmission shaft (39) with the cover is equipped with long chain (41) on little sprocket (54), the front end of transmission shaft (39) is fixed to be equipped with transmission spur gear (59), support frame (35) lower extreme slip is equipped with long rack (60), long rack (60) with transmission spur gear (59) meshing, long rack (60) right-hand member is fixed to be equipped with push pedal (61), slide fixture (52) are equipped with on support frame (35), slide fixture (52) inside is fixed to be equipped with lithium cell group (51).
2. A lithium battery pack welding system according to claim 1, wherein: the nickel strap conveying device comprises a nickel strap fixing shaft (36) fixedly arranged on a base plate (38), nickel straps (37) are rotatably arranged on the nickel strap fixing shaft (36), four roller shafts (12) are rotatably arranged on the base plate (38), each roller shaft (12) is fixedly provided with a roller (11), one roller shaft (12) is fixedly provided with a roller chain wheel (46), two conveying pulleys (29) are arranged on the base plate (38), conveying belts (30) are sleeved between the conveying pulleys (29), and three conveying belt bosses (31) are distributed on the conveying belts (30) at equal intervals.
3. A lithium battery pack welding system according to claim 2, wherein: the nickel strap cutting device comprises a motor fixing box (42) fixed inside a shell (10), a motor (43) is fixedly arranged in the motor fixing box (42), a motor shaft (44) is arranged at the output end of the motor (43), a motor chain wheel (48) is fixedly arranged on the motor shaft (44), a short chain (13) is sleeved on the motor chain wheel (48) and the roller chain wheel (46), a sliding block (49) is fixedly arranged on the motor chain wheel (48), a sliding wall (47) is fixedly arranged on a base plate (38), a hammer head (14) is slidably arranged on the sliding wall (47), the sliding block (49) is slidably and rotationally connected with the hammer head (14), a cutter head fixing table (34) is fixedly arranged on the base plate (38), a reset spring (53) is fixedly arranged between the upper cutting edge (56) and the cutter head fixing table (34), and a lower cutting edge (45) is fixedly arranged at the right end of the cutter head fixing table (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117773.4A CN113752037B (en) | 2021-09-24 | 2021-09-24 | Lithium battery pack welding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111117773.4A CN113752037B (en) | 2021-09-24 | 2021-09-24 | Lithium battery pack welding system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113752037A CN113752037A (en) | 2021-12-07 |
| CN113752037B true CN113752037B (en) | 2023-12-05 |
Family
ID=78797129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111117773.4A Active CN113752037B (en) | 2021-09-24 | 2021-09-24 | Lithium battery pack welding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113752037B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2203490A1 (en) * | 1997-04-23 | 1998-10-23 | Hydro-Quebec | Ultra-thin solid lithium batteries and manufacturing process |
| CN201632756U (en) * | 2010-03-29 | 2010-11-17 | 刘辉国 | Automatic nickel sheet welding device for battery protection boards |
| CN105772918A (en) * | 2016-04-22 | 2016-07-20 | 东莞博力威新能源有限公司 | Automatic welding equipment for nickel sheet of lithium-ion battery and welding technology |
| CN109225913A (en) * | 2018-10-07 | 2019-01-18 | 苏州博鲁克机器人系统工程有限公司 | Lithium battery sorting detection welder |
| CN212531701U (en) * | 2020-04-30 | 2021-02-12 | 东莞市合力激光设备有限公司 | Nickel strap material loading cutting device |
-
2021
- 2021-09-24 CN CN202111117773.4A patent/CN113752037B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2203490A1 (en) * | 1997-04-23 | 1998-10-23 | Hydro-Quebec | Ultra-thin solid lithium batteries and manufacturing process |
| CN201632756U (en) * | 2010-03-29 | 2010-11-17 | 刘辉国 | Automatic nickel sheet welding device for battery protection boards |
| CN105772918A (en) * | 2016-04-22 | 2016-07-20 | 东莞博力威新能源有限公司 | Automatic welding equipment for nickel sheet of lithium-ion battery and welding technology |
| CN109225913A (en) * | 2018-10-07 | 2019-01-18 | 苏州博鲁克机器人系统工程有限公司 | Lithium battery sorting detection welder |
| CN212531701U (en) * | 2020-04-30 | 2021-02-12 | 东莞市合力激光设备有限公司 | Nickel strap material loading cutting device |
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| CN113752037A (en) | 2021-12-07 |
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