Rolling device with thickness measuring structure for lithium battery copper foil packaging

Abstract

The invention relates to the technical field of winding devices, in particular to a lithium battery copper foil packaging winding device with a thickness measuring structure, which comprises a second connecting shaft rotationally connected with a first vertical plate, and one end of the second connecting shaft is fixedly connected with a motor box. A plurality of winding rollers are arranged, a driving motor is started to drive a driving gear connected with an output shaft of the driving motor to rotate, meanwhile, a driven gear is matched for use, the multiple winding rollers are controlled to rotate synchronously, and a servo motor is started to drive a second mounting rotating disc connected with an output shaft of the servo motor to rotate; when the lithium battery copper foil winding device is used, a winding roller needing winding work is driven to rotate by a certain angle to a working area, so that continuous winding work is facilitated, and the problems that in the prior art, when the lithium battery copper foil winding device is actually used, a set of winding rollers are generally adopted for winding lithium battery copper foil, continuous winding work is not facilitated due to the winding mode, and the service life of the lithium battery copper foil winding device is prolonged are solved. And the technical problem that the winding efficiency is low is solved.

Description

Technical Field

[0001] The present invention relates to the technical field of winding devices, and in particular to a winding device for lithium battery copper foil packaging with a thickness measuring structure. Background Art

[0002] Lithium battery copper foil is one of the important materials of lithium batteries. Lithium batteries mainly rely on the movement of lithium ions between the positive and negative electrodes to work. The performance of the negative electrode is the key to determining the quality of lithium-ion batteries. The negative electrode of a lithium battery is made of a mixture of negative electrode active materials, adhesives and additives, which is applied to the current collector copper foil, dried and rolled. Therefore, copper foil is one of the important materials of lithium batteries. At present, during the production, transportation and transfer of copper foil, it is necessary to use a packaging and winding device to wind the copper foil. After winding, the copper foil is then protectively packaged to prevent damage to the copper foil during transportation and transfer.

[0003] At present, the lithium battery copper foil winding device in the prior art usually uses a group of rollers to wind the lithium battery copper foil in actual use. This winding method is not conducive to continuous winding work, resulting in low winding efficiency. Therefore, it is necessary to provide a lithium battery copper foil packaging winding device with a thickness measuring structure to solve the above technical problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is that the lithium battery copper foil winding device in the prior art usually adopts a group of rollers to roll the lithium battery copper foil in actual use. Such a rolling method is not conducive to continuous rolling work, resulting in low rolling efficiency. In view of the above-mentioned defects of the prior art, a lithium battery copper foil packaging winding device with a thickness measuring structure is provided, comprising a second connecting shaft rotatably connected to a first vertical plate, and one end of the second connecting shaft is fixedly connected to a motor box. The present invention is provided with a plurality of winding rollers, and by starting a driving motor, a driving gear connected to its output shaft is driven to rotate, and at the same time, a driven gear is used to control the synchronous rotation of a plurality of winding rollers, and by starting a servo motor, a second installation turntable connected to its output shaft is driven to rotate, and the winding roller required for the winding work is driven to rotate a certain angle to the working area, thereby helping to continuously carry out the winding work, solving the technical problem that the lithium battery copper foil winding device in the prior art usually adopts a group of rollers to roll the lithium battery copper foil in actual use, and such a rolling method is not conducive to continuous rolling work, resulting in low rolling efficiency.

[0005] To achieve the above-mentioned purpose, the technical scheme of the present invention is: a winding device for lithium battery copper foil packaging with a thickness measuring structure, comprising: a support structure, comprising a work table arranged at the bottom, the upper surface of the work table is respectively fixedly mounted with a first vertical plate and a second vertical plate; a winding structure, comprising a second connecting shaft rotatably connected to the first vertical plate, one end of the second connecting shaft is fixedly connected to a motor box, a first mounting turntable is fixedly mounted on the rear surface of the motor box, and a driving motor is fixedly mounted on the inner side of the motor box, the output shaft of the driving motor passes through the motor box and the first mounting turntable and is fixedly connected to the driving shaft, the outer side of the driving shaft is sleeved with a driving gear, and the The front surface of the inner cavity of the first mounting turntable is evenly rotated and connected with a plurality of second connecting shafts, and the outer side of each second connecting shaft is sleeved with a driven gear meshing with the driving gear. A servo motor is fixedly installed on the rear surface of the second vertical plate, and the output shaft of the servo motor passes through the second vertical plate and is fixedly connected with the second mounting turntable. The rear surface of the inner cavity of the second mounting turntable is evenly rotated and connected with a plurality of first connecting shafts, and a winding roller is arranged between the two first connecting shafts and the second connecting shafts corresponding to the front and rear; a quick disassembly structure is arranged at both ends of the winding roller to facilitate its removal and replacement; a tensioning structure is fixedly installed on the upper surface of the workbench, and plays a role in guiding and tensioning the lithium battery copper foil.

[0006] It is further configured that a plurality of notches are evenly opened on the outer side of the second mounting turntable, an angle sensor is fixedly installed on the inner side of one of the notches, and a PLC controller is fixedly installed on the front surface of the first vertical plate, and the model of the PLC controller is S7-300.

[0007] It is further arranged that a rectangular plate is fixedly installed on the inner side of the notch, a mounting through hole is opened inside the rectangular plate, and a laser ranging sensor is fixedly installed inside the mounting through hole.

[0008] It is further configured that the rectangular plate and the winding roller are distributed in a rectangular array, and the rectangular plate is located outside the winding roller.

[0009] It is further configured that the tensioning structure includes two fixed plates arranged on the upper surface of the work table, and the interior of each of the fixed plates is symmetrically rotatably connected to a first connecting shaft, one end of the two first connecting shafts on the left side is commonly fixedly connected to a first tensioning roller, and one end of the two first connecting shafts on the right side is commonly fixedly connected to a second tensioning roller.

[0010] It is further provided that the tensioning structure also includes a plurality of fixing seats connected to the fixing plate, and each of the fixing seats is provided with a fixing bolt threadedly connected to the work surface.

[0011] It is further configured that the quick-disassembly structure includes: a connecting shell, of which a plurality is provided, each of the connecting shells is fixedly connected to the winding roller, and a connecting groove is provided on the outer side of the connecting shell; a connecting block, of which a plurality is provided, each of the connecting blocks is arranged inside the connecting groove, and the first connecting shaft and the second connecting shaft are fixedly connected to the connecting blocks.

[0012] Further, the quick-disassembly structure also includes a through hole opened on the outside of the connecting shell, the through hole is connected to the connecting groove, the inside of the connecting block is rotatably connected to a rotating shaft, and the outside of the rotating shaft is sleeved with a limit block passing through the through hole.

[0013] It is further configured that the quick-disassembly structure also includes a mounting groove opened on the outside of the connecting block, a torsion spring is fixedly installed on the inner side of the mounting groove, and an operating knob connected to the rotating shaft is fixedly installed on one end of the torsion spring.

[0014] It is further configured that the operating knob and the rotating shaft are connected to form a T-shaped structure, and the torsion spring is located outside the rotating shaft.

[0015] Compared with the related art, the winding device for lithium battery copper foil packaging with a thickness measuring structure provided by the present invention has the following beneficial effects: The present invention provides a winding device for lithium battery copper foil packaging with a thickness measuring structure, which is provided with a plurality of winding rollers. By starting a driving motor, a driving gear connected to the output shaft thereof is driven to rotate, and the driven gear is used in conjunction with the driven gear to realize the control of the synchronous rotation of the plurality of winding rollers. Furthermore, by starting a servo motor, a second installation turntable connected to the output shaft thereof is driven to rotate, and the winding roller required for winding work is driven to rotate a certain angle to a working area, thereby facilitating continuous winding work. This solves the technical problem that the lithium battery copper foil winding device in the prior art usually adopts a group of winding rollers to wind the lithium battery copper foil when actually used, and such a winding method is not conducive to continuous winding work, resulting in low winding efficiency.

[0016] The present invention provides a winding device for lithium battery copper foil packaging with a thickness measuring structure. A first connecting shaft and a second connecting shaft are both connected to a winding roller by a connecting block, a connecting shell and a connecting groove. By rotating an operating knob by 90 degrees, a torsion spring is elastically deformed, so that a limit block connected to the torsion spring through a rotating shaft passes through a through hole, thereby enabling the connecting shell to be separated from the outer side of the connecting block, thereby achieving the effect of facilitating the removal and replacement of the winding roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic structural diagram of a preferred embodiment of a winding device for lithium battery copper foil packaging with a thickness measuring structure provided by the present invention; Figure 2 It is a partial enlarged view of part A of the present invention; Figure 3 It is an overall stereogram of the present invention; Figure 4 A top view of the present invention; Figure 5 It is a schematic diagram of a three-dimensional structure of the connection housing and the second mounting turntable of the present invention; Figure 6 It is a schematic diagram of a three-dimensional structure of the connection housing and the first mounting turntable of the present invention; Figure 7 It is a schematic diagram of the three-dimensional structure of the connection block and the connection housing of the present invention; Figure 8 It is a schematic diagram of the front view structure of the connection between the connection block and the connection shell of the present invention.

[0018] Numbers in the figure: 1. work surface; 2. fixing seat; 3. fixing plate; 4. fixing bolt; 5. PLC controller; 6. first vertical plate; 7. first mounting turntable; 8. motor box; 9. rectangular plate; 10. second mounting turntable; 11. winding roller; 12. first tensioning roller; 13. second tensioning roller; 14. first connecting shaft; 15. connecting shell; 16. connecting block; 17. operating knob; 18. laser ranging sensor; 19. notch; 20. angle sensor; 21. mounting through hole; 22. driving motor; 23. limit block; 24. perforation; 25. driven gear; 26. driving gear; 27. torsion spring; 28. rotating shaft; 29. ​​mounting groove; 30. servo motor; 31. driving shaft; 32. second vertical plate; 33. connecting groove; 34. first connecting shaft; 35. second connecting shaft; 36. second connecting shaft. DETAILED DESCRIPTION

[0019] In order to facilitate the understanding of the present invention, the present invention will be described more fully below with reference to the accompanying drawings, in which typical embodiments of the present invention are shown.

[0020] Embodiment 1: like Figure 1-8As shown, a winding device for lithium battery copper foil packaging with a thickness measuring structure of the present invention comprises: a support structure, comprising a work table 1 arranged at the bottom, and the upper surface of the work table 1 is respectively fixedly mounted with a first vertical plate 6 and a second vertical plate 32; a winding structure, comprising a second connecting shaft 35 rotatably connected to the first vertical plate 6, one end of the second connecting shaft 35 is fixedly connected to a motor box 8, a first mounting turntable 7 is fixedly mounted on the rear surface of the motor box 8, and a driving motor 22 is fixedly mounted on the inner side of the motor box 8, the output shaft of the driving motor 22 passes through the motor box 8 and the first mounting turntable 7 and is fixedly connected to a driving shaft 31, the outer side of the driving shaft 31 is sleeved with a driving gear 26, and the inner cavity of the first mounting turntable 7 The front surface is evenly rotatably connected with a plurality of second connecting shafts 36, and the outer side of each second connecting shaft 36 is sleeved with a driven gear 25 meshing with the driving gear 26. A servo motor 30 is fixedly installed on the rear surface of the second vertical plate 32, and the output shaft of the servo motor 30 passes through the second vertical plate 32 and is fixedly connected with the second mounting turntable 10. The rear surface of the inner cavity of the second mounting turntable 10 is evenly rotatably connected with a plurality of first connecting shafts 14, and a winding roller 11 is arranged between the two corresponding first connecting shafts 14 and the second connecting shaft 36 at the front and rear ends; a quick disassembly structure is arranged at both ends of the winding roller 11 to facilitate its removal and replacement; a tensioning structure is fixedly installed on the upper surface of the workbench 1, and plays a role in guiding and tensioning the lithium battery copper foil.

[0021] like Figure 1 As shown, a plurality of notches 19 are evenly provided on the outer side of the second mounting turntable 10, an angle sensor 20 is fixedly installed on the inner side of one of the notches 19, a PLC controller 5 is fixedly installed on the front surface of the first vertical plate 6, the model of the PLC controller 5 is S7-300, a rectangular plate 9 is fixedly installed on the inner side of the notch 19, a mounting through hole 21 is provided inside the rectangular plate 9, a laser ranging sensor 18 is fixedly installed inside the mounting through hole 21, the thickness of the rolled copper foil is measured, and the winding roller 11 is automatically controlled to stop working.

[0022] like Figure 1 As shown, the rectangular plate 9 and the winding roller 11 are both distributed in a rectangular array, and the rectangular plate 9 is located outside the winding roller 11 .

[0023] like Figure 1 As shown, the tensioning structure includes two fixed plates 3 arranged on the upper surface of the work surface 1, and the interior of each fixed plate 3 is symmetrically rotatably connected to a first connecting shaft 34, one end of the two first connecting shafts 34 on the left side is commonly fixedly connected to a first tensioning roller 12, and one end of the two first connecting shafts 34 on the right side is commonly fixedly connected to a second tensioning roller 13, and the tensioning structure also includes a plurality of fixed seats 2 connected to the fixed plates 3, and the interior of each fixed seat 2 is provided with a fixing bolt 4 screwed to the work surface 1. The tensioning structure can guide and tension the copper foil.

[0024] During implementation, a plurality of winding rollers 11 are provided, and by starting the driving motor 22, the driving gear 26 connected to the output shaft thereof is driven to rotate, and at the same time, the driven gear 25 is used in conjunction with the driving motor 22 to realize the control of the synchronous rotation of the plurality of winding rollers 11, and by starting the servo motor 30, the second mounting turntable 10 connected to the output shaft thereof is driven to rotate, and the winding roller 11 required for winding work is driven to rotate a certain angle to the working area, thereby facilitating continuous winding work, and solving the technical problem that the lithium battery copper foil winding device in the prior art usually adopts a group of winding rollers to wind the lithium battery copper foil in actual use, and such a winding method is not conducive to continuous winding work, resulting in low winding efficiency.

[0025] Embodiment 2: like Figure 1-8 As shown, on the basis of the first embodiment, the present invention provides a technical solution: the quick-disassembly structure includes: a connecting shell 15, which is provided with a plurality of them, each of which is fixedly connected to the winding roller 11, and a connecting groove 33 is provided on the outer side of the connecting shell 15; a connecting block 16, which is provided with a plurality of them, each of which is arranged inside the connecting groove 33, the first connecting shaft 14 and the second connecting shaft 36 are fixedly connected to the connecting block 16, and the quick-disassembly structure also includes a through hole provided on the outer side of the connecting shell 15 The hole 24 is connected with the connecting groove 33, the internal rotation of the connecting block 16 is connected with the rotating shaft 28, the outer side of the rotating shaft 28 is sleeved with the limiting block 23 that passes through the through hole 24, and the quick disassembly structure also includes a mounting groove 29 opened on the outer side of the connecting block 16, and a torsion spring 27 is fixedly installed on the inner side of the mounting groove 29, and an operating knob 17 connected to the rotating shaft 28 is fixedly installed on one end of the torsion spring 27. The operating knob 17 and the rotating shaft 28 are connected to form a T-shaped structure, and the torsion spring 27 is located on the outer side of the rotating shaft 28.

[0026] During implementation, the first connecting shaft 14 and the second connecting shaft 36 are connected to the winding roller 11 by means of a connecting block 16, a connecting shell 15 and a connecting groove 33. By rotating the operating knob 17 by 90°, the torsion spring 27 undergoes elastic deformation, so that the limit block 23 connected to it by the rotating shaft 28 passes through the through hole 24, thereby enabling the connecting shell 15 to be detached from the outside of the connecting block 16, thereby achieving the effect of facilitating the removal and replacement of the winding roller 11.

[0027] When the present technical solution is used, the copper foil is firstly passed around the top of the second tensioning roller 13, around the bottom of the first tensioning roller 12, and wound around the outer side of the top winding roller 11, and then the driving motor 22 is started to drive the driving gear 26 connected to its output shaft to rotate, and at the same time cooperate with the driven gear 25 to control the synchronous rotation of multiple winding rollers 11, so that the top winding roller 11 can wind up the copper foil. When the laser ranging sensor 18 detects that the copper foil has been wound up to a certain thickness, it sends a signal to the PLC controller 5 to command the driving motor 22 to stop working, and then the staff uses a cutter to cut the copper foil. Finally, the servo motor 30 is started to drive the second mounting turntable 10 connected to its output shaft to rotate, and drive the winding roller 11 required for winding work to rotate a certain angle to the working area. When the angle sensor 20 detects that the second mounting turntable 10 has rotated a certain angle, it sends a signal to the PLC controller 5 to command the servo motor 30 to stop working, thereby facilitating the continuous winding of the copper foil. During this process, the winding roller 11 with the copper foil wound up can be disassembled. When disassembling the winding roller 11, first rotate the operating knob 17 90 degrees to elastically deform the torsion spring 27, then move the winding roller 11 so that the limit block 23 connected to it through the rotating shaft 28 passes through the through hole 24, so that the connecting shell 15 is separated from the outer side of the connecting block 16.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A winding device for lithium battery copper foil packaging with a thickness measuring structure, characterized in that: include: The support structure comprises a work surface (1) arranged at the bottom, wherein a first vertical plate (6) and a second vertical plate (32) are respectively fixedly mounted on the upper surface of the work surface (1); The winding structure comprises a second connecting shaft (35) rotatably connected to the first vertical plate (6), one end of the second connecting shaft (35) is fixedly connected to a motor box (8), a first mounting turntable (7) is fixedly mounted on the rear surface of the motor box (8), a driving motor (22) is fixedly mounted on the inner side of the motor box (8), an output shaft of the driving motor (22) passes through the motor box (8) and the first mounting turntable (7) and is fixedly connected to a driving shaft (31), a driving gear (26) is sleeved on the outer side of the driving shaft (31), and the front surface of the inner cavity of the first mounting turntable (7) is uniformly rotatably connected to the first vertical plate (6). A plurality of second connecting shafts (36) are connected, and a driven gear (25) meshing with a driving gear (26) is sleeved on the outer side of each of the second connecting shafts (36); a servo motor (30) is fixedly mounted on the rear surface of the second vertical plate (32); an output shaft of the servo motor (30) passes through the second vertical plate (32) and is fixedly connected to a second mounting turntable (10); a plurality of first connecting shafts (14) are evenly rotatably connected to the rear surface of the inner cavity of the second mounting turntable (10); a winding roller (11) is arranged between two corresponding first connecting shafts (14) and the second connecting shaft (36) at the front and rear ends; A quick-disassembly structure is provided at both ends of the winding roller (11) to facilitate its disassembly and replacement; The tensioning structure is fixedly mounted on the upper surface of the work table (1) and plays a role in guiding and tensioning the lithium battery copper foil.

2. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 1 is characterized in that: A plurality of notches (19) are evenly arranged on the outer side of the second mounting turntable (10), wherein an angle sensor (20) is fixedly mounted on the inner side of one of the notches (19), and a PLC controller (5) is fixedly mounted on the front surface of the first vertical plate (6), wherein the model of the PLC controller (5) is S7-300.

3. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 2 is characterized in that: A rectangular plate (9) is fixedly mounted on the inner side of the notch (19), a mounting through hole (21) is provided inside the rectangular plate (9), and a laser distance measuring sensor (18) is fixedly mounted inside the mounting through hole (21).

4. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 3 is characterized in that: The rectangular plates (9) and the winding rollers (11) are both distributed in a rectangular array, and the rectangular plates (9) are located outside the winding rollers (11).

5. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 1 is characterized in that: The tensioning structure comprises two fixed plates (3) arranged on the upper surface of the work table (1), each of the fixed plates (3) being symmetrically rotatably connected to a first connecting shaft (34), one end of the two first connecting shafts (34) on the left side being fixedly connected to a first tensioning roller (12), and one end of the two first connecting shafts (34) on the right side being fixedly connected to a second tensioning roller (13).

6. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 5, characterized in that: The tensioning structure further comprises a plurality of fixing seats (2) connected to the fixing plate (3), and each fixing seat (2) is provided with a fixing bolt (4) threadedly connected to the work surface (1) inside.

7. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 1 is characterized in that: The quick disassembly structure comprises: A plurality of connecting shells (15) are provided, each of the connecting shells (15) is fixedly connected to the winding roller (11), and a connecting groove (33) is provided on the outer side of the connecting shell (15); A plurality of connecting blocks (16) are provided, each of the connecting blocks (16) is arranged inside the connecting groove (33), and the first connecting shaft (14) and the second connecting shaft (36) are fixedly connected to the connecting block (16).

8. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 7, characterized in that: The quick-disassembly structure further comprises a through hole (24) formed on the outside of the connection housing (15), the through hole (24) being connected to the connection groove (33), the connection block (16) being internally rotatably connected to a rotating shaft (28), and a limit block (23) penetrating the through hole (24) being sleeved on the outside of the rotating shaft (28).

9. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 8, characterized in that: The quick-disassembly structure further comprises a mounting groove (29) formed on the outside of the connection block (16); a torsion spring (27) is fixedly mounted on the inside of the mounting groove (29); and an operating knob (17) connected to the rotating shaft (28) is fixedly mounted on one end of the torsion spring (27).

10. The winding device for lithium battery copper foil packaging with a thickness measuring structure according to claim 9, characterized in that: The operating knob (17) and the rotating shaft (28) are connected to form a T-shaped structure, and the torsion spring (27) is located outside the rotating shaft (28).

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