Pole lug folding device for polymer lithium battery
By designing a polymer lithium battery folding ear device including motor, worm, gear and electric cylinder, the problems of poor applicability of existing devices and troublesome replacement of bending plates are solved, and flexible bending and convenient replacement of bending plates for different sizes of boring ears are achieved.
Patent Information
- Application Number
- CN202420641931.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-31
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-03-31
AI Technical Summary
The existing polymer lithium battery folding ear devices have poor applicability and are difficult to adapt to different sized ears, and it is difficult to replace them after the bent plate is worn.
A folding ear device including a box, a motor, a worm, a gear and an electric cylinder is designed. The pressure plate is dropped by meshing the gear and the tooth plate, and the pinion ear is fixed, and the bending plate is moved up and down through the electric cylinder to bending.
It realizes flexible pressing and bending of different sized ears, and the bent plate is easy to replace, solving the problem of difficulty in replacement after wear.
Smart Images
Figure CN222587907U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lithium battery processing equipment, in particular to a polymer lithium battery ear folding device. Background Art
[0002] Lithium batteries are a type of battery that uses lithium metal or lithium alloy as the negative electrode material and a non-aqueous electrolyte solution. They are generally used as backup power sources for various electronic products, such as Bluetooth headsets, electronic watches, remote controls, electronic scales, memory cards, electric toys, etc. Their appearance is required to be flat and beautiful.
[0003] When polymer lithium batteries are produced, the pole tabs need to be bent. However, the existing polymer lithium battery pole tab folding device has poor applicability when used, and is not convenient for bending pole tabs of different sizes. Moreover, when the bending plate is worn, it is also troublesome to replace it. In view of the above problems, the inventor proposes a polymer lithium battery pole tab folding device for solving the above problems. Utility Model Content
[0004] In order to solve the problem of poor applicability of the existing polymer lithium battery folding lug device during use; the purpose of the utility model is to provide a polymer lithium battery folding lug device.
[0005] To solve the above technical problems, the utility model adopts the following technical scheme: a polymer lithium battery folding ear device, comprising a box body, a tooth plate is inserted and slidably connected to the top surface of the box body, a convex plate is fixedly connected to the top surface of the tooth plate, a pressure plate is arranged on one side of the convex plate, a motor is arranged inside the box body, a worm is fixedly connected to the output shaft end of the motor, a worm wheel is meshedly arranged on the side wall of the worm, a rotating shaft is inserted and fixedly connected to the middle part of the side wall of the worm wheel, a gear is fixedly connected to the side wall of the rotating shaft and on one side of the worm wheel, the gear is meshed with the tooth plate, an electric cylinder is arranged on the outside of the box body, the electric cylinder comprises a telescopic shaft, the shaft end of the telescopic shaft is fixedly connected to a ring sleeve, the ring mouth of the ring sleeve is detachably provided with a connecting rod, the end of the connecting rod away from the ring sleeve is fixedly connected to a bending plate, and the bending plate corresponds to the pressure plate.
[0006] Preferably, the side wall of the pressure plate is fixedly connected with a cross column, and the end of the cross column away from the pressure plate is fixedly connected to the side wall of the convex plate, and a supporting plate is fixedly connected to the top surface of the box body, the pressure plate corresponds to the supporting plate, and the supporting plate is used to support the pole ear of the lithium battery, and the pressure plate can move up and down following the tooth plate, and when the pressure plate falls, the pole ear on the supporting plate can be pressed and fixed so that the bending plate can bend the pole ear, and the side wall of the box body is penetrated by a heat dissipation port, the heat dissipation port corresponds to the motor, and the port of the heat dissipation port is provided with a dustproof net, the heat dissipation port is used to allow air to circulate inside and outside the box body to dissipate heat to the motor, and the dustproof net is used to prevent external dust from entering the box body through the heat dissipation port.
[0007] Preferably, the side wall of the motor is provided with a base, and the base is fixedly connected to the inner wall of the box body. The side wall of the rotating shaft is rotatably connected with a bearing seat, and the side of the bearing seat away from the rotating shaft is fixed to the inner wall of the box body. The motor is installed through the base, and the motor is started. The worm rotates under the action of the motor output shaft, and the mutual meshing of the worm and the worm wheel can make the rotating shaft drive the gear to rotate, and the mutual meshing of the gear and the tooth plate can make the convex plate drive the pressure plate to rise and fall. The bearing seat is used to support the rotation of the rotating shaft to reduce the friction coefficient.
[0008] Preferably, the side wall of the electric cylinder is provided with a first fixing seat, the side wall of the first fixing seat is fixed to the outer wall of the box body, the electric cylinder is installed through the first fixing seat, the side of the box body facing away from the electric cylinder is provided with a guide cylinder, the top surface of the guide cylinder is inserted and slidably connected with a guide rod, the rod end of the guide rod is also fixedly connected with a ring sleeve, the side wall of the guide cylinder is provided with a second fixing seat, the side wall of the second fixing seat is fixed to the outer wall of the box body, when the pressure holding and fixing of the pole ear is completed, the electric cylinder is started, and the bending plate can be moved forward through the telescopic shaft. The guide rod and the guide cylinder cooperate with each other, so that the bending plate can move up and down more smoothly. The outer arc surface of the ring sleeve is penetrated with a threaded hole, and the threaded hole corresponds to the ring mouth of the ring sleeve. A fastening bolt is provided on one side of the ring sleeve, and the fastening bolt corresponds to and cooperates with the threaded hole. When the bending plate needs to be replaced, the fastening bolt is loosened to separate the rod end of the fastening bolt from the connecting rod, and then the connecting rod is pulled to remove the connecting rod to replace the bending plate.
[0009] Compared with the prior art, the beneficial effects of the present invention are:
[0010] 1. The utility model starts the motor, and the rotating shaft drives the gear to rotate through the mutual meshing of the worm and the worm wheel, and the convex plate drives the pressing plate to fall through the mutual meshing of the gear and the toothed plate, so as to press and fix the pole ears of different sizes on the supporting plate, and the bending plate can be raised and lowered by the electric cylinder. When the bending plate is moved down by the telescopic shaft, the pole ears after pressing can be bent;
[0011] 2. The utility model is convenient for replacing the bending plate. When the bending plate is worn, the fastening bolts are loosened to separate the rod ends of the fastening bolts from the connecting rods. Then, the connecting rods are pulled to remove the connecting rods to replace the bending plate. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.
[0014] Figure 2 It is another structural schematic diagram of the utility model as a whole.
[0015] Figure 3 It is an enlarged view of point A of the present utility model.
[0016] In the figure: 1. box body; 2. heat dissipation port; 3. tooth plate; 4. convex plate; 5. cross column; 6. pressure plate; 7. support plate; 8. motor; 9. base; 10. worm; 11. worm wheel; 12. rotating shaft; 13. gear; 14. electric cylinder; 15. first fixed seat; 16. telescopic shaft; 17. ring sleeve; 18. fastening bolt; 19. connecting rod; 20. bending plate; 21. guide rod; 22. guide cylinder; 23. second fixed seat. DETAILED DESCRIPTION
[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0018] Example: Figure 1-3As shown, the utility model provides a polymer lithium battery folding ear device, including a box body 1, a tooth plate 3 is inserted and slidably connected to the top surface of the box body 1, a convex plate 4 is fixedly connected to the top surface of the tooth plate 3, a pressure plate 6 is arranged on one side of the convex plate 4, a motor 8 is arranged inside the box body 1, a worm 10 is fixedly connected to the output shaft end of the motor 8, a worm wheel 11 is meshingly arranged on the side wall of the worm 10, a rotating shaft 12 is inserted and fixedly connected to the middle part of the side wall of the worm wheel 11, a gear 13 is fixedly connected to the side wall of the rotating shaft 12 and on one side of the worm wheel 11, the gear 13 is meshed with the tooth plate 3, an electric cylinder 14 is arranged on the outside of the box body 1, the electric cylinder 14 includes a telescopic shaft 16, the shaft end of the telescopic shaft 16 is fixedly connected to a ring sleeve 17, the ring mouth of the ring sleeve 17 is detachably provided with a connecting rod 19, and the end of the connecting rod 19 away from the ring sleeve 17 is fixedly connected to a bending plate 20, and the bending plate 20 corresponds to the pressure plate 6.
[0019] A transverse column 5 is fixedly connected to the side wall of the pressing plate 6 , and one end of the transverse column 5 away from the pressing plate 6 is fixedly connected to the side wall of the convex plate 4 .
[0020] By adopting the above technical solution, a supporting plate 7 is fixedly connected to the top surface of the box body 1, and the pressing plate 6 corresponds to the supporting plate 7. The supporting plate 7 is used to support the pole ears of the lithium battery. The pressing plate 6 can move up and down following the tooth plate 3. When the pressing plate 6 falls, the pole ears on the supporting plate 7 can be pressed and fixed so that the bending plate 20 can bend the pole ears.
[0021] A heat dissipation port 2 is provided through the side wall of the box body 1 , the heat dissipation port 2 corresponds to the motor 8 , and a dustproof net is provided at the end of the heat dissipation port 2 .
[0022] By adopting the above technical solution, the heat dissipation port 2 is used to allow air to circulate inside and outside the box 1 to dissipate heat from the motor 8 , and the dustproof net is provided to prevent external dust from entering the box 1 through the heat dissipation port 2 .
[0023] The side wall of the motor 8 is provided with a base 9 which is fixedly connected to the inner wall of the box body 1 . The side wall of the rotating shaft 12 is rotatably connected with a bearing seat, and the side of the bearing seat away from the rotating shaft 12 is fixed to the inner wall of the box body 1 .
[0024] By adopting the above technical solution, the motor 8 is installed through the base 9, and the motor 8 is started. The worm 10 rotates under the action of the output shaft of the motor 8, and the mutual engagement of the worm 10 and the worm wheel 11 can make the rotating shaft 12 drive the gear 13 to rotate, and the mutual engagement of the gear 13 and the toothed plate 3 can make the convex plate 4 drive the pressure plate 6 to rise and fall, and the bearing seat is used to support the rotation of the rotating shaft 12 to reduce the friction coefficient.
[0025] A first fixing seat 15 is disposed on the side wall of the electric cylinder 14 , and the side wall of the first fixing seat 15 is fixed to the outer side wall of the box body 1 .
[0026] By adopting the above technical solution, the electric cylinder 14 is installed through the first fixing seat 15 .
[0027] A guide cylinder 22 is provided on the side of the box body 1 facing away from the electric cylinder 14, and a guide rod 21 is inserted and slidably connected to the top surface of the guide cylinder 22. The rod end of the guide rod 21 is also fixedly connected to the ring sleeve 17. A second fixed seat 23 is provided on the side wall of the guide cylinder 22, and the side wall of the second fixed seat 23 is fixed to the outer wall of the box body 1.
[0028] By adopting the above technical solution, after the pole ear is pressed and fixed, the electric cylinder 14 is started, and the bending plate 20 can be moved up and down through the telescopic shaft 16 to bend the pressed pole ear, and the mutual cooperation between the guide rod 21 and the guide cylinder 22 can make the bending plate 20 move up and down more smoothly.
[0029] A threaded hole is provided through the outer arc surface of the ring sleeve 17 , and the threaded hole corresponds to the ring opening of the ring sleeve 17 . A fastening bolt 18 is provided on one side of the ring sleeve 17 , and the fastening bolt 18 corresponds to and cooperates with the threaded hole.
[0030] By adopting the above technical solution, when the bending plate 20 needs to be replaced, loosen the fastening bolt 18 so that the rod end of the fastening bolt 18 is separated from the connecting rod 19, and then pull the connecting rod 19 to remove the connecting rod 19 to replace the bending plate 20.
[0031] Working principle: When the utility model is used, the lithium battery pole ear is placed on the supporting plate 7, and the position of the pole ear is adjusted so that the part to be bent is located directly below the bending plate 20. Then, the motor 8 is started, and the worm 10 rotates under the action of the output shaft of the motor 8. The worm 10 and the worm wheel 11 are meshed with each other, so that the rotating shaft 12 can drive the gear 13 to rotate. The gear 13 and the toothed plate 3 are meshed with each other, so that the convex plate 4 can drive the pressing plate 6 to fall, so as to press and fix the pole ear on the supporting plate 7.
[0032] Then, the electric cylinder 14 is started, and the bending plate 20 can be moved downward through the telescopic shaft 16 to bend the pressed tab, and the guide rod 21 and the guide cylinder 22 cooperate with each other, so that the bending plate 20 can move up and down more smoothly;
[0033] When the bending plate 20 needs to be replaced, the fastening bolt 18 is loosened to separate the rod end of the fastening bolt 18 from the connecting rod 19 , and then the connecting rod 19 is pulled to remove the connecting rod 19 to replace the bending plate 20 .
[0034] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A polymer lithium battery tab folding device, comprising a box (1), characterized in that: The top surface of the housing (1) is interspersed with a toothed plate (3) in a sliding connection, the top surface of the toothed plate (3) is fixedly connected with a convex plate (4), one side of the convex plate (4) is provided with a pressure plate (6), a motor (8) is provided inside the housing (1), a worm (10) is fixedly connected to the output shaft end of the motor (8), a worm wheel (11) is meshedly provided on the side wall of the worm (10), a rotating shaft (12) is interspersed with and fixedly connected to the middle of the side wall of the worm wheel (11), and the side wall of the rotating shaft (12) is fixedly connected to the worm wheel (11). A gear (13) is fixedly connected to one side of the housing (1), the gear (13) meshing with the toothed plate (3), an electric cylinder (14) is arranged on the outer side of the housing (1), the electric cylinder (14) comprises a telescopic shaft (16), the shaft end of the telescopic shaft (16) is fixedly connected to a ring sleeve (17), the ring opening of the ring sleeve (17) is detachably provided with a connecting rod (19), the end of the connecting rod (19) away from the ring sleeve (17) is fixedly connected to a bending plate (20), the bending plate (20) corresponds to the pressure plate (6).
2. A polymer lithium battery tab folding device as claimed in claim 1, characterized in that: A transverse column (5) is fixedly connected to the side wall of the pressing plate (6), and one end of the transverse column (5) away from the pressing plate (6) is fixedly connected to the side wall of the convex plate (4).
3. A polymer lithium battery tab folding device as claimed in claim 1, characterized in that: A heat dissipation port (2) is provided through the side wall of the box body (1), the heat dissipation port (2) corresponds to the motor (8), and a dustproof net is provided at the port of the heat dissipation port (2).
4. A polymer lithium battery tab folding device as claimed in claim 1, characterized in that: A base (9) is provided on the side wall of the motor (8), and the base (9) is fixedly connected to the inner wall of the box body (1).
5. A polymer lithium battery tab folding device as claimed in claim 1, characterized in that: The side wall of the rotating shaft (12) is rotatably connected to a bearing seat, and a side of the bearing seat away from the rotating shaft (12) is fixed to the inner wall of the box body (1).
6. A polymer lithium battery tab folding device as claimed in claim 1, characterized in that: A first fixing seat (15) is provided on the side wall of the electric cylinder (14), and the side wall of the first fixing seat (15) is fixed to the outer side wall of the box body (1).
7. A polymer lithium battery tab folding device as claimed in claim 1, characterized in that: A guide cylinder (22) is provided on the side of the box body (1) facing away from the electric cylinder (14); a guide rod (21) is inserted and slidably connected to the top surface of the guide cylinder (22); the rod end of the guide rod (21) is also fixedly connected to a ring sleeve (17); a second fixing seat (23) is provided on the side wall of the guide cylinder (22); and the side wall of the second fixing seat (23) is fixed to the outer side wall of the box body (1).
8. A polymer lithium battery tab folding device as claimed in claim 7, characterized in that: A threaded hole is provided through the outer arc surface of the ring sleeve (17), and the threaded hole corresponds to the ring opening of the ring sleeve (17). A fastening bolt (18) is provided on one side of the ring sleeve (17), and the fastening bolt (18) corresponds to and cooperates with the threaded hole.