CN117428507B - Electrode slice cutting and welding integrated device - Google Patents

Electrode slice cutting and welding integrated device Download PDF

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Publication number
CN117428507B
CN117428507B CN202311766017.3A CN202311766017A CN117428507B CN 117428507 B CN117428507 B CN 117428507B CN 202311766017 A CN202311766017 A CN 202311766017A CN 117428507 B CN117428507 B CN 117428507B
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China
Prior art keywords
cutting
pressing plate
transmission
frame
plate
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CN202311766017.3A
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CN117428507A (en
Inventor
杜冬
汪超
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Dongguan Yuanjiang Ceramic Technology Co ltd
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Dongguan Yuanjiang Ceramic Technology Co ltd
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    • 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
    • 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
    • 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
    • B23K37/02—Carriages for supporting the welding or cutting element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

The invention discloses an electrode slice cutting and welding integrated device, which relates to the technical field of lithium battery pack processing and comprises the following components: the machine frame is provided with a working cavity, and the front end of the bottom wall of the working cavity is fixed with a cutting table; the cutting and welding mechanism comprises an electric cylinder and a lower pressing plate, and a pressing component, a cutting component and a welding component are arranged at the bottom of the lower pressing plate; the first feeding mechanism is used for conveying the electrode slice strips; the second feeding mechanism comprises a mounting frame, and a toothed belt is arranged on the mounting frame; the transmission mechanism is used for driving the toothed belt and the first feeding mechanism to work. According to the invention, the electrode plate strip can be cut, and meanwhile, the cut electrode plate and the battery pack are subjected to spot welding, so that the step of transferring the electrode plate is reduced, the working efficiency is greatly improved, and the cutting and welding of the electrode plate are integrally arranged, so that the equipment cost is greatly reduced.

Description

Electrode slice cutting and welding integrated device
Technical Field
The invention relates to the technical field of lithium battery pack processing, in particular to an electrode plate cutting and welding integrated device.
Background
At present, in the lithium battery industry, when the lithium battery is used, a plurality of lithium batteries are connected in series and parallel to form a module for use. The plurality of lithium batteries are connected through the electrode plates, so that the performances of the plurality of lithium batteries are connected and output.
At present, the conventional assembly process of the lithium battery module is as follows: the electrode plate strip is cut through a cutting machine, a strip electrode plate with the required length is generated, then the cut strip electrode plate is conveyed to the battery pack through a transfer mechanism, and finally the strip electrode plate is welded with the battery pack through a welding machine. The electrode slice cutting and welding procedures comprise an electrode slice cutting machine, an electrode slice transferring device, a spot welder and the like, the whole structure is complex, the cost is high, and the cutting and welding of the electrode slice cannot be synchronously performed, so that the whole working efficiency is lower.
Disclosure of Invention
The invention aims to provide an electrode slice cutting and welding integrated device, which is used for solving the problems that the working procedure from cutting to welding of an electrode slice provided in the background technology consists of an electrode slice cutting machine, an electrode slice transferring device, a spot welding machine and the like, the whole structure is complex, the cost is high, and the cutting and welding of the electrode slice cannot be synchronously performed, so that the whole working efficiency is lower.
In order to achieve the above object, the present invention provides the following technical solutions: an electrode sheet cutting and welding integrated device, comprising:
the machine frame is provided with a working cavity, and the front end of the bottom wall of the working cavity is fixed with a cutting table;
the cutting and welding mechanism comprises an electric cylinder and a lower pressing plate, the electric cylinder is arranged at the top of the frame, the lower pressing plate is nested in the working cavity in a sliding mode, the telescopic end of the electric cylinder penetrates through the top wall of the frame and is connected with the upper side of the lower pressing plate, and a pressing assembly, a cutting assembly and a welding assembly are arranged at the bottom of the lower pressing plate;
the first feeding mechanism is arranged in the working cavity and is used for conveying the electrode plate strips;
the second feeding mechanism comprises a mounting frame, the rear side of the mounting frame is connected with the front side of the frame, a toothed belt is arranged on the mounting frame, and U-shaped clamping plates are arranged on the outer side of the toothed belt at equal intervals;
the transmission mechanism is used for driving the toothed belt and the first feeding mechanism to work.
Preferably, a cutting groove is transversely formed in the front end of the upper side of the cutting table, slots are longitudinally formed in the upper side wall of the cutting table, two slots are arranged in number, and the two slots and the cutting groove are vertically staggered;
the pressing assembly comprises a pressing plate seat, a connecting block is fixed on the rear side of the pressing plate seat, a first telescopic rod is connected between the upper side of the connecting block and a lower pressing plate, a first spring is sleeved on the outer side of the first telescopic rod, a containing groove penetrating through the upper side surface and the lower side surface of the pressing plate seat is formed in the pressing plate seat, second sliding grooves are formed in the left side and the right side of the rear side of the pressing plate seat, the second sliding grooves are communicated with the containing groove, an inverted U-shaped plate is fixed at the bottom of the rear side of the pressing plate seat, two vertical plate walls of the U-shaped plate are respectively nested in the two slots, and a triangular plate is fixed between the upper side wall of the U-shaped plate and the rear side wall of the pressing plate seat;
the front ends of the left side wall and the right side wall of the working cavity are respectively provided with a first sliding groove, the left side wall and the right side wall of the pressing plate seat are respectively fixed with a second sliding block, the second sliding blocks are slidably nested in the first sliding grooves, the left side wall and the right side wall of the lower pressing plate are respectively fixed with a first sliding block, and the first sliding blocks are slidably nested in the first sliding grooves;
the lower pressing plate moves downwards to push the pressing plate seat to move downwards through the first spring, and the U-shaped plate is driven to move downwards when the pressing plate seat moves downwards, so that the electrode slice strip is extruded on the bottom of the pressing plate seat and the inner wall of the U-shaped plate, the later cutting is stable, the electrode slice cutting effect is guaranteed, the electrode slice strip is positioned between two vertical plate walls of the U-shaped plate, the electrode slice strip is limited, and the later electrode slice strip is stable in conveying.
Preferably, the cutting assembly comprises a cutting blade and L plates, the cutting blade is nested in the containing groove in a sliding manner, two L plates are arranged, the top ends of the vertical plates of the two L plates are connected with the lower pressing plate, and the transverse plates of the two L plates respectively penetrate through the two second sliding grooves in a sliding manner and are connected with the rear side wall of the cutting blade;
the lower pressing plate moves downwards to push the cutting blade to move downwards through the L plate, so that the cutting blade moves downwards to extend out of the storage groove to cut the electrode slice strip.
Preferably, the welding assembly comprises a movable seat, the movable seat is positioned at the front side of the pressing plate seat, a second telescopic rod is connected between the upper side of the movable seat and the lower pressing plate, a second spring is sleeved outside the second telescopic rod, spot welding head groups are arranged at the front and rear parts of the lower side of the movable seat, each spot welding head group consists of two spot welding heads, side plates are fixed at the left and right sides of the movable seat, the bottoms of the side plates are connected with a third telescopic rod, the bottoms of the two third telescopic rods are connected with a pressing plate together, through holes are formed in the pressing plate at positions corresponding to the spot welding head groups, and a third spring is sleeved outside the third telescopic rod and has elasticity smaller than that of the second spring;
when the lower pressing plate moves downwards, the movable seat is pushed to move downwards by the second spring, the movable seat moves downwards by the third spring to push the pressing plate to move downwards, so that the pressing plate contacts with the electrode plate arranged above the battery pack, the third spring is stressed and compressed to enable the pressing plate to press the electrode plate along with the continuous downward movement of the lower pressing plate, so that the electrode plate is tightly contacted with the top of the battery pack, then the second spring is stressed and compressed to enable two spot welding head groups at the bottom of the movable seat to pass through corresponding through holes on the lower pressing plate to contact with the electrode plate, spot welding is realized, and the electrode plate is spot welded on the top of the battery pack;
the front side of pressing plate seat is equipped with the slide rail, the rear side of removing the seat is equipped with the slide, slide slidable mounting is on the slide rail for it is stable to remove the seat reciprocates, can not take place the skew.
Preferably, the number of the first feeding mechanisms is two, the first feeding mechanisms comprise a first conveying roller and a second conveying roller, the second conveying roller is positioned at the upper end of the first conveying roller, the right ends of the first conveying roller and the second conveying roller are both rotationally connected with the right side wall of the working cavity, the left end of the first conveying roller is connected with a first rotating shaft, the left end of the first rotating shaft rotates to penetrate through the left side wall of the frame, a shaft body of the first rotating shaft positioned outside the frame is fixedly sleeved with a first driven gear, the left end of the second conveying roller is fixedly provided with a second rotating shaft, the left end of the second rotating shaft rotates to penetrate through the left side wall of the frame, and the shaft body of the second rotating shaft positioned outside the frame is fixedly sleeved with a second driven gear which is in meshed connection with the first driven gear;
the electrode slice belt passes through the space between the first conveying roller and the second conveying roller, the first conveying roller and the second conveying roller are in contact with the electrode slice belt, and when the first conveying roller rotates, the second conveying roller can be synchronously driven to rotate through the meshing between the first driven gear and the second driven gear, and the first conveying roller and the second conveying roller rotate to convey the electrode slice belt.
Preferably, a limiting ring groove is formed in the outer side of the first conveying roller, the bottom of the second conveying roller is nested in the limiting ring groove, and the length of the limiting ring groove is the same as the width between the two slots;
the electrode slice belt passes through the limiting ring groove, and the width of the limiting ring groove is the same as the width of the electrode slice belt when the limiting ring groove is arranged, so that the conveyed electrode slice belt can be limited, and the electrode slice belt is prevented from shifting when being conveyed.
Preferably, the two ends of the toothed belt are respectively nested with a first transmission gear, the front end and the rear end of each first transmission gear are respectively connected with the front inner wall and the rear inner wall of the mounting frame in a rotating way, the U-shaped clamping plate is made of rubber materials, the U-shaped clamping plate is connected with the toothed belt through bolts, the inner wall of the front side of the mounting frame is fixedly provided with a supporting plate seat, the supporting plate seat is positioned on the lower side of the upper belt body of the toothed belt, and the supporting plate seat is positioned under the welding assembly;
the front side of the top of the mounting frame is provided with a first baffle, the rear side of the top of the mounting frame is provided with a second baffle, and the second baffle is positioned on the right of the frame;
the first transmission gear rotates to drive the toothed belt to rotate, so that the material of the battery pack is conveyed, and the battery pack welded with the electrode plate can be supported through the arrangement of the supporting plate seat, so that the welding effect is improved.
Preferably, a fixing plate is fixed at the rear part of the left side wall of the frame;
the transmission mechanism comprises a fixed frame, a driving motor, a transmission assembly and a third transmission gear;
the fixing frame is fixed on the rear side of the mounting frame, the fixing frame is positioned on the left side of the frame, the driving motor is arranged at the left end of the rear side of the fixing frame, the output end of the driving motor penetrates through the fixing frame to be connected with a first transmission shaft, and the front end of the first transmission shaft penetrates through the rear side wall of the mounting frame in a rotating mode to be connected with the first transmission gear positioned at the left end;
the driving motor works to drive the first transmission shaft to rotate, and the first transmission shaft rotates to drive the first transmission gear connected with the first transmission shaft to rotate, so that the toothed belt is driven to rotate, and the material of the battery pack is conveyed.
Preferably, the number of the transmission components and the number of the third transmission gears are two, the two third transmission gears are fixedly sleeved at the left ends of the two first rotating shafts respectively, the two transmission components are positioned below the two third transmission gears respectively, the transmission components comprise second transmission gears, the second transmission gears are rotatably arranged on the left side wall of the frame, the second transmission gears are in meshed connection with the third transmission gears, and a second bevel gear is fixed on the left side of the second transmission gears;
the driving wheel is fixedly sleeved on the first driving shaft, the right end of the rear side of the fixing frame is provided with a second driving shaft, the front end of the second driving shaft is fixedly sleeved with a driven wheel in a rotating and penetrating mode, a driving belt is connected between the driven wheel and the driving wheel, the rear end of the second driving shaft is rotationally connected with the fixing plate, a first conical gear is fixedly sleeved on the position, corresponding to the second conical gear, of the second driving shaft, and the first conical gear is in meshed connection with the second conical gear;
the driving motor drives the first transmission shaft to rotate, the first transmission shaft drives the driving wheel to rotate, the driving wheel rotates to drive the driven wheel to rotate through the transmission belt, the driven wheel rotates to drive the second transmission shaft to rotate, the second transmission shaft rotates to drive two first bevel gears on the second transmission shaft to rotate, the first bevel gears rotate to drive the second transmission gear to rotate through meshing with the second bevel gears, the second transmission gear rotates to drive the third transmission gear to rotate, and the third transmission gear rotates to drive the first conveying roller to rotate through the first transmission shaft, so that conveying of the electrode slice belt is realized.
Preferably, a second electric push rod is fixed on the upper portion of the rear side of the fixing frame, a push-pull plate penetrates through the fixing frame at the telescopic end of the second electric push rod, the width of the push-pull plate is smaller than that between two vertical plates of the U-shaped clamping plate, a discharging channel is arranged at the front side of the fixing frame corresponding to the position of the push-pull plate, the push-pull plate is pushed to move through the work of the second electric push rod, and the battery pack in the corresponding U-shaped clamping plate is pushed out through the movement of the push-pull plate, so that the battery pack on the U-shaped clamping plate is discharged from the discharging channel, and discharging is achieved.
In the technical scheme, the invention has the technical effects and advantages that:
1. by arranging the first feeding mechanism, the cutting and welding mechanism and the second feeding mechanism, the electrode slices cut off and the battery pack can be subjected to spot welding while the electrode slice belt is cut, so that the step of transferring the electrode slices is reduced, the working efficiency is greatly improved, and the cutting and welding of the electrode slices are integrally arranged, so that the equipment cost is greatly reduced;
2. the transmission mechanism is arranged between the first feeding mechanism and the second feeding mechanism, and can synchronously drive the first conveying roller on the first feeding mechanism and the toothed belt on the second feeding mechanism to rotate, so that the conveying of the electrode plate belt is realized, the conveying of the battery pack is realized, and the working efficiency is improved;
3. the first conveying roller is provided with the limiting ring groove, the inverted U-shaped plate is arranged at the rear side of the pressing plate seat, the electrode plate strip sequentially passes through the limiting ring groove and between the two vertical plate walls of the U-shaped plate, and the electrode plate strip is limited, so that the electrode plate strip is prevented from shifting during conveying, the electrode plate strip extending out of the working cavity is always kept under the pressing plate, and the later spot welding quality is improved;
4. through being equipped with a plurality of U type card flitch in the outside equidistant of tooth area, the group battery joint is in U type card flitch for the group battery is placed simply stably, can carry the group battery effectively.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is another angular schematic view of the present invention;
FIG. 3 is a schematic diagram of the connection of the frame to the cutting and welding mechanism of the present invention;
FIG. 4 is another angular schematic view of FIG. 3 according to the present invention;
FIG. 5 is a schematic illustration of the present invention of FIG. 3 with the cutting and welding mechanism removed;
FIG. 6 is a schematic view of a cutting station according to the present invention;
FIG. 7 is a schematic view of a cutting and welding mechanism according to the present invention;
FIG. 8 is another angular schematic view of a cutting and welding mechanism of the present invention;
FIG. 9 is a schematic diagram showing the connection of the pressing assembly and the cutting assembly according to the present invention;
FIG. 10 is a schematic view of a pressing assembly of the present invention;
FIG. 11 is a schematic view of a cutting assembly according to the present invention;
FIG. 12 is a schematic view of a weld assembly of the present invention;
FIG. 13 is a schematic view of a first feed mechanism according to the present invention;
FIG. 14 is a schematic view of a second feed mechanism according to the present invention;
FIG. 15 is a front cross-sectional view of a second feed mechanism of the present invention;
fig. 16 is a schematic view of a transmission mechanism of the present invention.
Reference numerals illustrate:
10. a frame; 11. a working chamber; 12. a cutting table; 121. cutting a groove; 122. a slot; 13. a first chute; 14. a fixing plate;
20. cutting and welding mechanisms; 21. an electric cylinder; 22. a lower pressing plate; 221. a first slider; 23. a pressing assembly; 231. a pressing plate seat; 2311. a storage groove; 2312. a second chute; 2313. a second slider; 2314. a slide rail; 232. a connecting block; 233. a first telescopic rod; 234. a first spring; 235. a U-shaped plate; 236. a triangular plate; 24. a cutting assembly; 241. a cutting blade; 242. an L plate; 25. welding the assembly; 251. a movable seat; 2511. a side plate; 2512. a slide; 252. a second telescopic rod; 253. a second spring; 254. spot welding head group; 255. a third telescopic rod; 256. a pressing plate; 257. a through hole; 258. a third spring;
30. a first feeding mechanism; 31. a first conveying roller; 32. a second conveying roller; 33. a first rotating shaft; 34. a first driven gear; 35. a second rotating shaft; 36. a second driven gear; 37. a limit ring groove;
40. a second feeding mechanism; 41. a mounting frame; 42. a toothed belt; 43. a U-shaped clamping plate; 44. a first transmission gear; 45. a first baffle; 46. a second baffle; 47. a discharge channel; 48. a support plate seat;
50. a transmission mechanism; 51. a fixing frame; 52. a driving motor; 53. a first drive shaft; 531. a driving wheel; 54. a second drive shaft; 541. driven wheel; 542. a first bevel gear; 55. a transmission belt; 56. a transmission assembly; 561. a second transmission gear; 562. a second bevel gear; 57. a third transmission gear; 58. a second electric push rod; 59. a push-pull plate.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The present invention provides an electrode sheet cutting and welding integrated device as shown in fig. 1 to 16, comprising:
the machine frame 10, offer the working chamber 11 on the machine frame 10, the bottom wall front end of the working chamber 11 is fixed with the cutting table 12;
the cutting and welding mechanism 20 comprises an electric cylinder 21 and a lower pressing plate 22, wherein the electric cylinder 21 is arranged at the top of the frame 10, the lower pressing plate 22 is slidably nested in the working cavity 11, the telescopic end of the electric cylinder 21 penetrates through the top wall of the frame 10 and is connected with the upper side of the lower pressing plate 22, and a pressing component 23, a cutting component 24 and a welding component 25 are arranged at the bottom of the lower pressing plate 22;
the first feeding mechanism 30 is arranged in the working cavity 11, and the first feeding mechanism 30 is used for conveying the electrode slice strips;
the second feeding mechanism 40 comprises a mounting frame 41, the rear side of the mounting frame 41 is connected with the front side of the frame 10, a toothed belt 42 is arranged on the mounting frame 41, and U-shaped clamping plates 43 are arranged on the outer side of the toothed belt 42 at equal intervals;
the transmission mechanism 50, the transmission mechanism 50 is used for driving the toothed belt 42 and the first feeding mechanism 30 to work.
A cutting groove 121 is transversely formed in the front end of the upper side of the cutting table 12;
the pressing assembly 23 comprises a pressing plate seat 231, a connecting block 232 is fixed at the rear side of the pressing plate seat 231, a first telescopic rod 233 is connected between the upper side of the connecting block 232 and the lower pressing plate 22, a first spring 234 is sleeved on the outer side of the first telescopic rod 233, a containing groove 2311 penetrating through the upper side and the lower side of the pressing plate seat 231 is formed in the pressing plate seat 231, a second sliding groove 2312 is formed in the left side and the right side of the rear side of the pressing plate seat 231, and the second sliding groove 2312 is communicated with the containing groove 2311;
the front ends of the left and right side walls of the working cavity 11 are respectively provided with a first sliding chute 13, the left and right side walls of the pressing plate seat 231 are respectively fixed with a second sliding block 2313, the second sliding blocks 2313 are slidably nested in the first sliding chute 13, the left and right side walls of the lower pressing plate 22 are respectively fixed with a first sliding block 221, and the first sliding blocks 221 are slidably nested in the first sliding chute 13;
the lower pressing plate 22 moves downwards to push the pressing plate seat 231 to move downwards through the first spring 234, and the pressing plate seat 231 moves downwards to press the electrode plate strip at the bottom of the pressing plate seat, so that the later cutting is stable, and the electrode plate cutting effect is ensured.
The cutting assembly 24 comprises cutting blades 241 and L plates 242, the cutting blades 241 are slidably nested in the accommodating grooves 2311, two L plates 242 are arranged, the top ends of vertical plates of the two L plates 242 are connected with the lower pressing plate 22, and transverse plates of the two L plates 242 respectively penetrate through two second sliding grooves 2312 in a sliding manner and are connected with the rear side walls of the cutting blades 241;
the lower platen 22 moves down to push the cutting blade 241 downward through the L plate 242 so that the cutting blade 241 moves down to protrude out of the receiving groove 2311 to cut the electrode tab strip.
The welding assembly 25 comprises a movable seat 251, the movable seat 251 is positioned at the front side of the pressing plate seat 231, a second telescopic rod 252 is connected between the upper side of the movable seat 251 and the lower pressing plate 22, a second spring 253 is sleeved outside the second telescopic rod 252, spot welding head groups 254 are respectively arranged at the front and rear parts of the lower side of the movable seat 251, each spot welding head group 254 consists of two spot welding heads, a side plate 2511 is respectively fixed at the left and right sides of the movable seat 251, the bottom of the side plate 2511 is connected with a third telescopic rod 255, the bottom ends of the two third telescopic rods 255 are jointly connected with a pressing plate 256, through holes 257 are formed in positions, corresponding to the spot welding head groups 254, on the pressing plate 256, third springs 258 are sleeved outside the third telescopic rods 255, and the elasticity of the third springs 258 is smaller than that of the second springs 253;
when the lower pressing plate 22 moves downwards, the movable seat 251 is pushed to move downwards by the second spring 253, the movable seat 251 moves downwards to push the pressing plate 256 to move downwards by the third spring 258, so that the pressing plate 256 contacts with the electrode plate arranged above the battery pack before the electrode plate contacts, the third spring 258 is stressed and compressed to enable the pressing plate 256 to press the electrode plate along with the continuous downward movement of the lower pressing plate 22, so that the electrode plate is tightly contacted with the top of the battery pack, and then the second spring 253 is stressed and compressed to enable the two spot welding head groups 254 at the bottom of the movable seat 251 to pass through corresponding through holes 257 on the lower pressing plate 22 to contact with the electrode plate, spot welding is realized, and the electrode plate is spot welded on the top of the battery pack;
the front side of the pressing plate seat 231 is provided with a sliding rail 2314, and the rear side of the moving seat 251 is provided with a sliding seat 2512, and the sliding seat 2512 is slidably mounted on the sliding rail 2314, so that the moving seat 251 moves up and down stably and cannot deviate.
The number of the first feeding mechanisms 30 is two, the first feeding mechanisms 30 comprise a first conveying roller 31 and a second conveying roller 32, the second conveying roller 32 is positioned at the upper end of the first conveying roller 31, the right ends of the first conveying roller 31 and the second conveying roller 32 are both rotationally connected with the right side wall of the working cavity 11, the left end of the first conveying roller 31 is connected with a first rotating shaft 33, the left end of the first rotating shaft 33 rotates to penetrate through the left side wall of the frame 10, a shaft body of the first rotating shaft 33 positioned outside the frame 10 is fixedly sleeved with a first driven gear 34, the left end of the second conveying roller 32 is fixedly provided with a second rotating shaft 35, the left end of the second rotating shaft 35 rotates to penetrate through the left side wall of the frame 10, the shaft body of the second rotating shaft 35 positioned outside the frame 10 is fixedly sleeved with a second driven gear 36, and the second driven gear 36 is in meshed connection with the first driven gear 34;
the electrode slice strip passes through the space between the first conveying roller 31 and the second conveying roller 32, the first conveying roller 31 and the second conveying roller 32 are in contact with the electrode slice strip, when the first conveying roller 31 rotates, the second conveying roller 32 can be synchronously driven to rotate through the meshing of the first driven gear 34 and the second driven gear 36, and the first conveying roller 31 and the second conveying roller 32 rotate to convey the electrode slice strip.
The two ends of the toothed belt 42 are nested with first transmission gears 44, the front and rear ends of the two first transmission gears 44 are respectively and rotatably connected with the front and rear inner walls of the mounting frame 41, the U-shaped clamping plate 43 is made of rubber materials, the U-shaped clamping plate 43 is connected with the toothed belt 42 through bolts, a supporting plate seat 48 is fixed on the front inner wall of the mounting frame 41, the supporting plate seat 48 is positioned on the lower side of the upper belt body of the toothed belt 42, and the supporting plate seat 48 is positioned under the welding assembly 25;
the front side of the top of the mounting frame 41 is provided with a first baffle 45, the rear side of the top of the mounting frame 41 is provided with a second baffle 46, and the second baffle 46 is positioned on the right side of the frame 10;
the first transmission gear 44 rotates to drive the toothed belt 42 to rotate, so that the material of the battery pack is conveyed, and the battery pack welded with the electrode plates can be supported through the arrangement of the supporting plate seat 48, so that the welding effect is improved.
A fixed plate 14 is fixed at the rear part of the left side wall of the frame 10;
the transmission mechanism 50 comprises a fixed frame 51, a driving motor 52, a transmission assembly 56 and a third transmission gear 57;
the fixed frame 51 is fixed at the rear side of the mounting frame 41, the fixed frame 51 is positioned at the left side of the frame 10, the driving motor 52 is arranged at the left end of the rear side of the fixed frame 51, the output end of the driving motor 52 penetrates through the fixed frame 51 and is connected with the first transmission shaft 53, and the front end of the first transmission shaft 53 penetrates through the rear side wall of the mounting frame 41 in a rotating way and is connected with the first transmission gear 44 positioned at the left end;
the driving motor 52 works to drive the first transmission shaft 53 to rotate, and the first transmission shaft 53 rotates to drive the first transmission gear 44 connected with the first transmission shaft 53 to rotate, so that the toothed belt 42 is driven to rotate, and the material of the battery pack is conveyed.
The number of the transmission assemblies 56 and the number of the third transmission gears 57 are two, the two third transmission gears 57 are fixedly sleeved at the left ends of the two first rotating shafts 33 respectively, the two transmission assemblies 56 are positioned below the two third transmission gears 57 respectively, the transmission assemblies 56 comprise second transmission gears 561, the second transmission gears 561 are rotatably arranged on the left side wall of the frame 10, the second transmission gears 561 are in meshed connection with the third transmission gears 57, and a second bevel gear 562 is fixed at the left side of the second transmission gears 561;
the driving wheel 531 is fixedly sleeved on the first driving shaft 53, the second driving shaft 54 is arranged at the right end of the rear side of the fixing frame 51, the front end of the second driving shaft 54 is rotatably sleeved with the driven wheel 541 fixedly penetrating through the fixing frame 51, the driving belt 55 is connected between the driven wheel 541 and the driving wheel 531, the rear end of the second driving shaft 54 is rotatably connected with the fixing plate 14, the position, corresponding to the second bevel gear 562, on the second driving shaft 54 is fixedly sleeved with the first bevel gear 542, and the first bevel gear 542 is in meshed connection with the second bevel gear 562.
In the invention, a control system is also arranged, the control system is connected with each electrical device, each electrical device is controlled to work through the control system, the battery pack is sequentially placed on the U-shaped clamping plate 43 at the right end of the toothed belt 42, the driving motor 52 works to drive the first transmission shaft 53 to intermittently rotate, the first transmission shaft 53 rotates to drive the first transmission gear 44 connected with the first transmission shaft to rotate, the first transmission gear 44 rotates to drive the toothed belt 42 to rotate, the toothed belt 42 rotates to convey the battery pack on the upper surface of the toothed belt from right to left, when the battery pack is positioned under the cutting and welding mechanism 20, the electric cylinder 21 works to push the lower pressing plate 22 to move downwards, the pressing assembly 23, the cutting assembly 24 and the welding assembly 25 are synchronously moved downwards when the lower pressing plate 22 moves downwards, the bottom of the pressing plate seat 231 on the pressing assembly 23 contacts with the part of the electrode plate positioned on the cutting table 12, so that the battery pack is extruded, simultaneously, the pressing plate 256 on the welding assembly 25 and the part of the electrode slice strip extending out of the working cavity 11 are extruded to be in contact with the top of the battery pack, as the lower pressing plate 22 continuously moves downwards, the first spring 234 is compressed under force, meanwhile, the first telescopic rod 233 is contracted, so that the lower pressing plate 22 pushes the cutting blade 241 downwards through the L plate 242, the lower end of the cutting blade 241 extends out of the containing groove 2311 on the pressing plate seat 231 to cut the electrode slice strip, in the downwards moving process of the cutting blade 241, the third spring 258 is compressed under force and the third telescopic rod 255 is contracted, so that the moving seat 251 downwards moves to drive the two groups of spot welding head groups 254 at the bottom of the moving seat 251 to pass through corresponding through holes 257 on the lower pressing plate 22 to be in contact with the electrode slice, spot welding is realized, the electrode slice is spot welded on the top of the battery pack, after the completion, the electric cylinder 21 drives the lower pressing plate 22 to upwards move, the lower pressing plate 22 drives the pressing assembly 23, the cutting assembly 24 and the welding assembly 25 to upwards move to reset, then the driving motor 52 works to drive the first transmission shaft 53 to rotate, the first transmission shaft 53 rotates to drive the first transmission gear 44 connected with the first transmission shaft 53 to rotate, so that the toothed belt 42 is driven to rotate, the toothed belt 42 rotates to drive the battery pack clamped on the U-shaped clamping plate 43 of the next station to move to the position right below the welding assembly 25, when the first transmission shaft 53 rotates, the first transmission shaft 53 drives the driving wheel 531 to rotate, the driving wheel 531 rotates to drive the driven wheel 541 to rotate through the transmission belt 55, the driven wheel 541 rotates to drive the second transmission shaft 54 to rotate, the second transmission shaft 54 rotates to drive the two first conical gears 542 on the driving wheel 531 to rotate, the first conical gears 542 rotate to drive the second transmission gear 561 to rotate through the engagement with the second conical gears 562, the second transmission gear 561 rotates to drive the third transmission gear 57 to rotate, the third transmission gear 57 rotates to drive the first transmission roller 31 through the first rotation shaft 33, the first rotation shaft 33 can synchronously drive the second transmission roller 32 through the engagement between the first driven gear 34 and the second driven gear 36, and the first transmission roller 31 and the second transmission roller 32 rotate to enable the electrode plate strip to move quantitatively, and the electrode strip length of the electrode strip is ensured to be the same each time;
this electrode slice cuts welding integrated device cuts the electrode slice area in the time of can realizing cutting electrode slice area through being provided with first feeding mechanism 30, cutting welding mechanism 20 and second feeding mechanism 40, carries out spot welding with group battery with the electrode slice that cuts, has reduced the step that the electrode slice was transported, has improved work efficiency greatly, and the cutting and the welding integration setting of electrode slice, greatly reduced equipment cost.
As shown in fig. 3, 5, 6, 9 and 13, the outer side of the first conveying roller 31 is provided with a limiting ring groove 37, the bottom of the second conveying roller 32 is nested in the limiting ring groove 37, and the length of the limiting ring groove 37 is the same as the width between the two slots 122.
The slot 122 has been vertically seted up to the upper side wall of cutting platform 12, and the quantity of slot 122 is provided with two, and two slots 122 are crisscross setting perpendicularly with cutting groove 121, and the rear side bottom of pressing plate seat 231 is fixed with the U template 235 of inversion, and two vertical siding of U template 235 nest respectively in two slots 122, are fixed with triangle-shaped board 236 between the upper side wall of U template 235 and the back lateral wall of pressing plate seat 231.
In the invention, the electrode slice belt passes through the space between the first conveying roller 31 and the second conveying roller 32, and the electrode slice belt passes through the limit ring groove 37 on the first conveying roller 31, meanwhile, the electrode slice belt passes through the space between the two vertical plate walls of the U-shaped plate 235, and the width of the limit ring groove 37 is the same as that of the electrode slice belt in arrangement, so that the conveyed electrode slice belt can be limited, the electrode slice belt is prevented from shifting in conveying, the U-shaped plate 235 can be fixed along with the downward movement of the pressing plate seat 231, the cutting stability is improved, and the electrode slice cutting effect is improved.
As shown in fig. 2, 14 and 16, a second electric push rod 58 is fixed at the upper part of the rear side of the fixing frame 51, a push-pull plate 59 penetrates through the fixing frame 51 at the telescopic end of the second electric push rod 58, the width of the push-pull plate 59 is smaller than the width between two vertical plates of the U-shaped clamping plate 43, and a discharge channel 47 is arranged at the front side of the fixing frame 41 corresponding to the position of the push-pull plate 59.
In the invention, when the toothed belt 42 drives the battery pack to move to the position corresponding to the push-pull plate 59, the second electric push rod 58 works to push the push-pull plate 59 to move, and the push-pull plate 59 moves to push out the battery pack in the corresponding U-shaped clamping plate 43, so that the battery pack on the U-shaped clamping plate 43 is discharged from the discharging channel 47, discharging is realized, and discharging is simple and convenient.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.

Claims (6)

1. An electrode slice cutting and welding integrated device, which is characterized by comprising:
the cutting machine comprises a frame (10), wherein a working cavity (11) is formed in the frame (10), and a cutting table (12) is fixed at the front end of the bottom wall of the working cavity (11);
the cutting and welding mechanism (20), the cutting and welding mechanism (20) comprises an electric cylinder (21) and a lower pressing plate (22), the electric cylinder (21) is arranged at the top of the frame (10), the lower pressing plate (22) is slidably nested in the working cavity (11), the telescopic end of the electric cylinder (21) penetrates through the top wall of the frame (10) and is connected with the upper side of the lower pressing plate (22), and a pressing component (23), a cutting component (24) and a welding component (25) are arranged at the bottom of the lower pressing plate (22);
the first feeding mechanism (30) is arranged in the working cavity (11), and the first feeding mechanism (30) is used for conveying the electrode slice strips;
the second feeding mechanism (40), the second feeding mechanism (40) comprises a mounting frame (41), the rear side of the mounting frame (41) is connected with the front side of the frame (10), a toothed belt (42) is arranged on the mounting frame (41), and U-shaped clamping plates (43) are arranged on the outer side of the toothed belt (42) at equal intervals;
the transmission mechanism (50) is used for driving the toothed belt (42) and the first feeding mechanism (30) to work;
the number of the first feeding mechanisms (30) is two, each first feeding mechanism (30) comprises a first conveying roller (31) and a second conveying roller (32), each second conveying roller (32) is located at the upper end of each first conveying roller (31), the right ends of each first conveying roller (31) and each second conveying roller (32) are rotatably connected with the right side wall of the corresponding working cavity (11), the left end of each first conveying roller (31) is connected with a first rotating shaft (33), the left end of each first rotating shaft (33) rotates to penetrate through the left side wall of the corresponding frame (10), a shaft body of each first rotating shaft (33) located outside the corresponding frame (10) is fixedly sleeved with a first driven gear (34), the left end of each second conveying roller (32) is fixedly provided with a second rotating shaft (35), the left end of each second rotating shaft (35) rotates to penetrate through the left side wall of the corresponding frame (10), shafts of the second rotating shafts (35) located outside the corresponding frames (10) are fixedly sleeved with second driven gears (36), and the second driven gears (36) are meshed with the first driven gears (34);
the two ends of the toothed belt (42) are respectively nested with a first transmission gear (44), the front end and the rear end of each first transmission gear (44) are respectively connected with the front inner wall and the rear inner wall of the mounting frame (41) in a rotating way, the U-shaped clamping plate (43) is made of rubber materials, the U-shaped clamping plate (43) is connected with the toothed belt (42) through bolts, a supporting plate seat (48) is fixed on the inner wall of the front side of the mounting frame (41), the supporting plate seat (48) is positioned on the lower side of the upper belt body of the toothed belt (42), and the supporting plate seat (48) is positioned under the welding assembly (25);
the front side of the top of the mounting frame (41) is provided with a first baffle (45), the rear side of the top of the mounting frame (41) is provided with a second baffle (46), and the second baffle (46) is positioned on the right of the frame (10);
a fixing plate (14) is fixed at the rear part of the left side wall of the frame (10);
the transmission mechanism (50) comprises a fixed frame (51), a driving motor (52), a transmission assembly (56) and a third transmission gear (57);
the fixing frame (51) is fixed at the rear side of the mounting frame (41), the fixing frame (51) is positioned at the left side of the frame (10), the driving motor (52) is arranged at the left end of the rear side of the fixing frame (51), the output end of the driving motor (52) penetrates through the fixing frame (51) and is connected with the first transmission shaft (53), and the front end of the first transmission shaft (53) rotates to penetrate through the rear side wall of the mounting frame (41) and is connected with the first transmission gear (44) positioned at the left end;
the two transmission assemblies (56) and the two third transmission gears (57) are respectively arranged, the two third transmission gears (57) are respectively fixedly sleeved at the left ends of the two first rotating shafts (33), the two transmission assemblies (56) are respectively positioned below the two third transmission gears (57), the transmission assemblies (56) comprise second transmission gears (561), the second transmission gears (561) are rotatably arranged on the left side wall of the frame (10), the second transmission gears (561) are in meshed connection with the third transmission gears (57), and a second conical gear (562) is fixed at the left side of the second transmission gears (561);
the novel transmission device is characterized in that a driving wheel (531) is fixedly sleeved on the first transmission shaft (53), a second transmission shaft (54) is arranged at the right end of the rear side of the fixing frame (51), the front end of the second transmission shaft (54) rotates to penetrate through the fixing frame (51) to fixedly sleeve a driven wheel (541), a transmission belt (55) is connected between the driven wheel (541) and the driving wheel (531), the rear end of the second transmission shaft (54) is rotationally connected with the fixing plate (14), a first conical gear (542) is fixedly sleeved at the position, corresponding to the second conical gear (562), of the second transmission shaft (54), and the first conical gear (542) is connected with the second conical gear (562) in a meshed mode.
2. The electrode sheet cutting and welding integrated device according to claim 1, wherein: the front end of the upper side of the cutting table (12) is transversely provided with cutting grooves (121), the upper side wall of the cutting table (12) is longitudinally provided with slots (122), the number of the slots (122) is two, and the two slots (122) and the cutting grooves (121) are vertically staggered;
the pressing assembly (23) comprises a pressing plate seat (231), a connecting block (232) is fixed on the rear side of the pressing plate seat (231), a first telescopic rod (233) is connected between the upper side of the connecting block (232) and a lower pressing plate (22), a first spring (234) is sleeved on the outer side of the first telescopic rod (233), a containing groove (2311) penetrating through the upper side surface and the lower side surface of the pressing plate seat (231) is formed in the pressing plate seat (231), a second sliding groove (2312) is formed in the left side and the right side of the rear side of the pressing plate seat (231), the second sliding groove (2312) is communicated with the containing groove (2311), an inverted U-shaped plate (235) is fixed on the bottom of the rear side of the pressing plate seat (231), two vertical plate walls of the U-shaped plate (235) are respectively nested in the two slots (122), and a triangular plate (236) is fixed between the upper side wall of the U-shaped plate (235) and the rear side wall of the pressing plate seat (231).
The front ends of the left side wall and the right side wall of the working cavity (11) are respectively provided with a first sliding groove (13), the left side wall and the right side wall of the pressing plate seat (231) are respectively fixed with a second sliding block (2313), the second sliding blocks (2313) are slidably nested in the first sliding grooves (13), the left side wall and the right side wall of the lower pressing plate (22) are respectively fixed with a first sliding block (221), and the first sliding blocks (221) are slidably nested in the first sliding grooves (13).
3. The electrode sheet cutting and welding integrated device according to claim 2, wherein: the cutting assembly (24) comprises cutting blades (241) and L plates (242), the cutting blades (241) are slidably nested in the accommodating grooves (2311), two L plates (242) are arranged, the top ends of vertical plates of the L plates (242) are connected with the lower pressing plate (22), and transverse plates of the two L plates (242) are respectively slidably penetrated through two second sliding grooves (2312) and are connected with the rear side walls of the cutting blades (241).
4. The electrode sheet cutting and welding integrated device according to claim 2, wherein: the welding assembly (25) comprises a moving seat (251), the moving seat (251) is located at the front side of the pressing plate seat (231), a second telescopic rod (252) is connected between the upper side of the moving seat (251) and the lower pressing plate (22), a second spring (253) is sleeved on the outer side of the second telescopic rod (252), spot welding head groups (254) are mounted on the front portion and the rear portion of the lower side of the moving seat (251), each spot welding head group (254) consists of two spot welding heads, side plates (2511) are fixed on the left side and the right side of the moving seat (251), a third telescopic rod (255) is connected to the bottom of each side plate (2511), pressing plates (256) are connected together at the bottom ends of the two third telescopic rods (255), through holes (257) are formed in positions corresponding to the spot welding head groups (254) on the pressing plates (256), third springs (258) are sleeved on the outer sides of the third telescopic rods (255), and the third springs (258) are smaller than the second springs (253);
the front side of the pressing plate seat (231) is provided with a sliding rail (2314), the rear side of the moving seat (251) is provided with a sliding seat (2512), and the sliding seat (2512) is slidably mounted on the sliding rail (2314).
5. The electrode sheet cutting and welding integrated device according to claim 2, wherein: the outside of first conveying roller (31) has seted up spacing annular (37), the bottom nest of second conveying roller (32) is in spacing annular (37), the length of spacing annular (37) is the same with the width between two slot (122).
6. The electrode sheet cutting and welding integrated device according to claim 1, wherein: the upper portion of the rear side of the fixing frame (51) is fixed with a second electric push rod (58), the telescopic end of the second electric push rod (58) penetrates through the fixing frame (51) and is connected with a push-pull plate (59), the width of the push-pull plate (59) is smaller than the width between two vertical plates of the U-shaped clamping plate (43), and a discharging channel (47) is arranged at the front side of the mounting frame (41) corresponding to the position of the push-pull plate (59).
CN202311766017.3A 2023-12-21 2023-12-21 Electrode slice cutting and welding integrated device Active CN117428507B (en)

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Application Number Priority Date Filing Date Title
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CN117428507B true CN117428507B (en) 2024-03-15

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Publication number Priority date Publication date Assignee Title
CN215469478U (en) * 2021-06-02 2022-01-11 惠州市优盛源机械设备有限公司 Rotary disc type tab welding and cutting integrated machine
CN217394285U (en) * 2022-03-04 2022-09-09 意拉德电子（东莞）有限公司 Automatic cutting and welding device for battery pole piece of electric tool
CN218426373U (en) * 2022-03-31 2023-02-03 福州时代融源科技有限公司 Lithium battery assembly spot welding device
CN117020673A (en) * 2023-09-05 2023-11-10 深圳市凯中精密技术股份有限公司 Coil stock cuts welding integration equipment
CN117124084A (en) * 2023-08-09 2023-11-28 爱孚迪(上海)制造系统工程有限公司 Pre-spot welding cutting machine for power battery lugs

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WO2002019354A2 (en) * 2000-09-01 2002-03-07 Showa Denko K.K. Apparatus for producing capacitor element member

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN215469478U (en) * 2021-06-02 2022-01-11 惠州市优盛源机械设备有限公司 Rotary disc type tab welding and cutting integrated machine
CN217394285U (en) * 2022-03-04 2022-09-09 意拉德电子（东莞）有限公司 Automatic cutting and welding device for battery pole piece of electric tool
CN218426373U (en) * 2022-03-31 2023-02-03 福州时代融源科技有限公司 Lithium battery assembly spot welding device
CN117124084A (en) * 2023-08-09 2023-11-28 爱孚迪(上海)制造系统工程有限公司 Pre-spot welding cutting machine for power battery lugs
CN117020673A (en) * 2023-09-05 2023-11-10 深圳市凯中精密技术股份有限公司 Coil stock cuts welding integration equipment

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