A button type lithium ion battery sheeting winding machine, production process and product thereof

Abstract

The present application relates to a kind of button formula lithium ion battery sheet winding machine, production process and its product, including rack, anode sheet unwinding device, cathode sheet unwinding device, anode sheet riveting tab device, cathode sheet riveting tab device, upper double-sided rubberizing device, lower double-sided rubberizing device, upper separator unwinding device, lower separator unwinding device and winding device, anode sheet unwinding device, cathode sheet unwinding device, anode sheet riveting tab device are installed on the left side of rack, upper double-sided rubberizing device, lower double-sided rubberizing device, upper separator unwinding device, lower separator unwinding device are installed in the middle of rack, winding device is installed on the right side of rack, anode sheet unwinding device, cathode sheet unwinding device, anode sheet riveting tab device, cathode sheet riveting tab device, upper double-sided rubberizing device, lower double-sided rubberizing device, upper separator unwinding device, lower separator unwinding device and winding device cooperate with each other, finally qualified button formula lithium ion battery is obtained, and automatic operation meets production needs.

Description

Technical Field

[0001] This invention relates to the field of button lithium-ion battery manufacturing, specifically to a button lithium-ion battery sheet winding machine, production process, and product. Background Technology

[0002] A button cell lithium battery winding machine is a specialized equipment for manufacturing button cell lithium-ion batteries. Button cell lithium batteries specifically refer to lithium-ion batteries that are much smaller in size compared to cylindrical or prismatic lithium batteries. Currently, there are no dedicated button cell lithium battery winding machines on the market. Summary of the Invention

[0003] To address the aforementioned deficiencies in existing technologies, this invention provides a button-type lithium-ion battery sheet winding machine, a manufacturing process, and its product. The specific technical solution is as follows:

[0004] A button-type lithium-ion battery sheet manufacturing and winding machine includes a frame, an anode sheet unwinding device, a cathode sheet unwinding device, an anode sheet riveting tab device, a cathode sheet riveting tab device, an upper double-sided adhesive applicator, a lower double-sided adhesive applicator, an upper separator unwinding device, a lower separator unwinding device, and a winding device. The anode sheet unwinding device, cathode sheet unwinding device, anode sheet riveting tab device, and cathode sheet riveting tab device are installed on the left side of the frame. The upper double-sided adhesive applicator, lower double-sided adhesive applicator, upper separator unwinding device, and lower separator unwinding device are installed in the middle of the frame. The winding device is installed on the right side of the frame. The anode sheet unwinding device drives the anode sheet to unwind through the anode sheet riveting tab device, the upper double-sided adhesive applicator, and the winding device. The cathode sheet unwinding device drives the cathode sheet to unwind through the cathode sheet riveting tab device, the lower double-sided adhesive applicator, and the winding device. The upper separator unwinding device and the lower separator unwinding device respectively unwind the upper separator and the lower separator to the winding device.

[0005] As a preferred embodiment of the present invention, the anode sheet riveting tab device includes a front fixed seat, a tab unwinding device, a tab clamping and moving mechanism, a cutting mechanism, a tab riveting mechanism, a tab track seat, a tab front pressure seat, a tab front pressure arm, and a spring. The tab unwinding device, the tab clamping and moving mechanism, the cutting mechanism, and the tab track seat are installed above the front fixed seat. The tab track seat has a track for the tab to enter. The tab unwinding device drives the tab to unwind into the track of the tab track seat. The tab clamping and moving mechanism is located on one side of the tab track seat, and the cutting mechanism is located on the other side of the tab track seat. The tab front pressure seat is fixedly installed on the tab track seat. The tab front pressure arm is hinged to the tab front pressure seat and located above the tab track seat. The spring drives the tab front pressure arm to press the tab at the rear end of the track.

[0006] As a preferred embodiment of the present invention, the front pressure arm of the electrode tab is "<" shaped, the front end of the front pressure arm of the electrode tab is connected to the first screw, the upper end of the front pressure seat of the electrode tab is connected to the second screw, the upper end of the spring hooks the second screw and the lower end hooks the first screw, and the rear end of the front pressure arm of the electrode tab presses down on the electrode tab.

[0007] In a preferred embodiment of the present invention, the electrode clamping lug moving mechanism includes a moving motor, a lead screw, a nut, a moving base, a transverse slider, a transverse slide rail, a slide rail base, an electrode clamping lug cylinder, and an electrode clamp. The moving motor drives the lead screw to rotate, and the lead screw is threadedly connected to the nut. The nut is installed at one end of the moving base. The transverse slider is installed at the bottom of the moving base and is slidably connected to the transverse slide rail. The transverse slide rail is fixedly installed on a front fixed base. The slide rail base is installed at the rear of the moving base, and the electrode clamping lug cylinder is installed at the rear of the slide rail base. The electrode clamping lug cylinder drives the electrode clamp to retract and clamp the electrode. A lifting cylinder is installed at the top of the slide rail base, and the piston rod of the lifting cylinder is connected downward to a lifting plate. The electrode clamping lug cylinder is fixedly installed at the rear of the lifting plate, and a vertical slider is installed at the front of the lifting plate. The vertical slider is slidably connected to the vertical slide rail.

[0008] As a preferred embodiment of the present invention, the electrode tab riveting mechanism includes a cam power assembly, a swing arm assembly, a punching pin, a riveting pressure plate, and an electrode support plate. The cam power assembly drives the punching pin and the riveting pressure plate to rise and fall through the swing arm assembly. The electrode passes through the electrode support plate, and the punching pin and the riveting pressure plate are located above the electrode support plate.

[0009] As a preferred embodiment of the present invention, the upper double-sided adhesive applicator includes a fixed plate, an adhesive tape feeding mechanism, an adhesive feeding seat, an adhesive tape cutting mechanism, an electrode plate, an adhesive tape pressing mechanism, an adhesive tape clamping mechanism, and a moving mechanism. The adhesive tape feeding mechanism, adhesive feeding seat, adhesive tape cutting mechanism, adhesive tape pressing mechanism, and electrode plate are sequentially installed from right to left on the front side of the fixed plate. The moving mechanism is installed on the rear side of the fixed plate. The adhesive tape feeding mechanism is divided into an upper adhesive tape feeding mechanism and a lower adhesive tape feeding mechanism. The adhesive feeding seat is divided into an upper adhesive feeding seat and a lower adhesive feeding seat. The upper adhesive tape feeding mechanism feeds the roll of adhesive tape into the upper... The tape feeding mechanism feeds the tape into the lower tape feeding seat. The tape cutting mechanism is divided into an upper cutting mechanism and a lower cutting mechanism. The upper cutting mechanism is located above the upper tape feeding seat, and the lower cutting mechanism is located below the lower tape feeding seat. The tape clamping mechanism is divided into an upper tape clamping mechanism and a lower tape clamping mechanism. Both the upper and lower tape clamping mechanisms are mounted on a moving plate. The moving mechanism drives the moving plate to move left and right. The tape pressing mechanism is divided into an upper tape pressing mechanism and a lower tape pressing mechanism. The upper tape pressing mechanism and the lower tape pressing mechanism are located above and below the electrode support plate, respectively.

[0010] As a preferred embodiment of the present invention, the tape clamping mechanism includes a lifting cylinder, a lifting plate, a tape clamping cylinder, a moving clamp, and a fixed clamp. The lifting cylinder drives the lifting plate to move up and down. The tape clamping cylinder is fixedly installed in the middle of the lifting plate and the fixed clamp is fixedly installed at the bottom. The tape clamping cylinder drives the moving clamp to move closer to or away from the fixed clamp. The fixed clamp is provided with an inclined surface.

[0011] A button cell lithium-ion battery wafer winding production process includes the following steps:

[0012] ① The anode sheet unwinding device unwinds the anode sheet to the anode sheet riveting tab device, the anode sheet riveting tab device rivets the tabs to the anode sheet, the anode sheet reaches the upper double-sided adhesive applicator, the upper double-sided adhesive applicator applies double-sided adhesive to the anode sheet;

[0013] ② The cathode sheet unwinding device unwinds the cathode sheet to the cathode sheet riveting tab device, the cathode sheet riveting tab device rivets the tabs to the cathode sheet, the cathode sheet reaches the upper double-sided adhesive applicator, the upper double-sided adhesive applicator applies double-sided adhesive to the cathode sheet.

[0014] ③ The anode sheet and cathode sheet enter the winding device. The upper diaphragm unwinding device and the lower diaphragm unwinding device unwind the upper diaphragm and the lower diaphragm to the winding device, respectively. The winding device winds the anode sheet, cathode sheet, upper diaphragm and lower diaphragm into a battery cell.

[0015] A button-type lithium-ion battery product is produced using the above-mentioned sheet winding mechanism.

[0016] Beneficial effects: The anode unwinding device, cathode unwinding device, anode riveting tab device, cathode riveting tab device, upper double-sided adhesive application device, lower double-sided adhesive application device, upper diaphragm unwinding device, lower diaphragm unwinding device, and winding device work together to finally produce qualified button lithium-ion batteries. The automated operation meets production needs. Attached Figure Description

[0017] Figure 1 This is an overall perspective view of the present invention;

[0018] Figure 2 This is the front view of the present invention;

[0019] Figure 3 This is a perspective view of the anode sheet riveting tab device of the present invention;

[0020] Figure 4 This is a perspective view of the fixed base, electrode unwinding device, electrode clamping and moving mechanism, cutting mechanism, and electrode track seat of the present invention in combination.

[0021] Figure 5 This is a perspective view of the electrode track seat of the present invention installed on the fixed seat;

[0022] Figure 6 This is a perspective view of the electrode rail seat, electrode front pressure seat, electrode front pressure arm and spring of the present invention in combination;

[0023] Figure 7 This is a perspective view of the clamping lug moving mechanism of the present invention;

[0024] Figure 8 This is a perspective view of the electrode lug riveting mechanism of the present invention;

[0025] Figure 9 yes Figure 8 Enlarged view of point A in the middle;

[0026] Figure 10 This is a perspective view of the invention from the front.

[0027] Figure 11 This is a perspective view of the invention from the rear side;

[0028] Figure 12 This is a front view showing the relative positions of the various mechanisms in this invention;

[0029] Figure 13 This is a perspective view of the moving mechanism and the tape clamping mechanism of the present invention in cooperation;

[0030] Figure 14 This is a perspective view of the tape clamping mechanism of the present invention. Detailed Implementation

[0031] The specific embodiments of the present invention will be further described below with reference to the accompanying drawings:

[0032] In the description of this invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the position or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limiting this invention.

[0033] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0034] like Figure 1 and 2As shown, a button-type lithium-ion battery sheet winding machine includes a frame 1, an anode sheet unwinding device 2, a cathode sheet unwinding device 3, an anode sheet riveting tab device 4, a cathode sheet riveting tab device 5, an upper double-sided adhesive applicator 6, a lower double-sided adhesive applicator 7, an upper separator unwinding device 8, a lower separator unwinding device 9, and a winding device 10. The anode sheet unwinding device 2, cathode sheet unwinding device 3, anode sheet riveting tab device 4, and cathode sheet riveting tab device 5 are installed on the left side of the frame 1. The upper double-sided adhesive applicator 6, lower double-sided adhesive applicator 7, upper separator unwinding device 8, and lower separator unwinding device 9 are installed in the middle of the frame 1. The winding device 10 is installed on the right side of the frame 1. The anode sheet unwinding device 2 drives the anode sheet to unwind through the anode sheet riveting tab device 4, the upper double-sided adhesive application device 6, and the winding device 10. The cathode sheet unwinding device 3 drives the cathode sheet to unwind through the cathode sheet riveting tab device 5, the lower double-sided adhesive application device 7, and the winding device 10. The upper diaphragm unwinding device 8 and the lower diaphragm unwinding device 9 unwind the upper diaphragm and the lower diaphragm to the winding device 10, respectively. The anode sheet unwinding device 2 and the cathode sheet unwinding device 3 are structurally symmetrical. The anode sheet riveting tab device 4 and the cathode sheet riveting tab device 5 are structurally symmetrical. The upper double-sided adhesive application device 6 and the lower double-sided adhesive application device 7 are structurally symmetrical. The upper diaphragm unwinding device 8 and the lower diaphragm unwinding device 9 are structurally symmetrical.

[0035] like Figures 3-6 As shown, the anode sheet riveting tab device 4 includes a front fixed seat 41, a tab unwinding device 42, a tab clamping and moving mechanism 43, a cutting mechanism 44, a tab riveting mechanism 45, a tab track seat 46, a tab front pressing seat 47, a tab front pressing arm 48, and a spring 49. The tab unwinding device 42, the tab clamping and moving mechanism 43, the cutting mechanism 44, and the tab track seat 46 are installed above the front fixed seat 41. The tab track seat 46 is provided with a track for the tab to enter. The tab unwinding device 42 drives the tab to unwind into the track of the tab track seat 46. The tab clamping and moving mechanism 43 is located on one side of the tab track seat 46, and the cutting mechanism 44 is located on the other side of the tab track seat 46. The tab front pressing seat 47 is fixedly installed on the tab track seat 46. The tab front pressing arm 48 is hinged to the tab front pressing seat 47 and located above the tab track seat 46. The spring 49 drives the tab front pressing arm 48 to press the tab at the rear end of the track. The front pressure arm 48 of the electrode tab is shaped like a "<". The front end of the front pressure arm 48 is connected to the first screw 410, and the upper end of the front pressure seat 47 of the electrode tab is connected to the second screw 411. The upper end of the spring 49 hooks the second screw 411, and the lower end hooks the first screw 410. The rear end of the front pressure arm 48 presses down on the electrode tab. In this way, the front pressure arm 48 of the electrode tab will pre-press the rear electrode tab under the elastic pull of the spring to ensure the position before clamping the electrode tab.

[0036] In a preferred embodiment of the present invention, the electrode clamping lug moving mechanism includes a moving motor, a lead screw, a nut, a moving base, a transverse slider, a transverse slide rail, a slide rail base, an electrode clamping lug cylinder, and an electrode clamp. The moving motor drives the lead screw to rotate, and the lead screw is threadedly connected to the nut. The nut is installed at one end of the moving base. The transverse slider is installed at the bottom of the moving base and is slidably connected to the transverse slide rail. The transverse slide rail is fixedly installed on a front fixed base. The slide rail base is installed at the rear of the moving base, and the electrode clamping lug cylinder is installed at the rear of the slide rail base. The electrode clamping lug cylinder drives the electrode clamp to retract and clamp the electrode. A lifting cylinder is installed at the top of the slide rail base, and the piston rod of the lifting cylinder is connected downward to a lifting plate. The electrode clamping lug cylinder is fixedly installed at the rear of the lifting plate, and a vertical slider is installed at the front of the lifting plate. The vertical slider is slidably connected to the vertical slide rail.

[0037] like Figure 7 As shown, the clamping lug moving mechanism 43 includes a moving motor 431, a lead screw 432, a nut 433, a moving base 434, a transverse slider 435, a transverse slide rail 436, a slide rail seat 437, a clamping lug cylinder 438, and a lug clamp 439. The moving motor 431 drives the lead screw 432 to rotate. The lead screw 432 is threadedly connected to the nut 433. The nut 433 is installed at one end of the moving base 434. The transverse slider 435 is installed at the bottom of the moving base 434. The transverse slider 435 is slidably connected to the transverse slide rail 436. The transverse slide rail 436 is fixedly installed on the front fixed base 41. The slide rail seat 437 is fixedly installed at the rear of the moving base 434. A lifting cylinder 4310 is installed on the top of the slide rail seat 437. The piston rod of the lifting cylinder is connected downwards... The lifting plate 4311 is connected to the vertical slide plate 4311. The clamping ear cylinder 438 is fixedly installed behind the lifting plate 4311. The vertical slider 4312 is installed in front of the lifting plate 4311. The vertical slider 4312 is slidably connected to the vertical slide rail 4313. The vertical slide rail 4313 is fixedly installed behind the slide rail seat 437. When the clamping ear moving mechanism 43 is working, the clamping ear cylinder 438 drives the clamping ear clamp 439 to retract and clamp the ear. After the cutting mechanism 44 cuts the ear, the moving motor 431 drives the lead screw 432 to rotate. The lead screw 432 drives the moving seat 434 to move backward and approach the riveting mechanism through the nut 4343. At the same time, the lifting cylinder 4310 drives the lifting plate 4311 to descend. The clamping ear cylinder 438 descends with it to avoid colliding with the riveting mechanism.

[0038] like Figure 8 and 9As shown, the electrode tab riveting mechanism 45 includes a cam power assembly 451, a swing arm assembly 452, a punching pin 453, a riveting pressure plate 454, and an electrode support plate 455. The cam power assembly 451 drives the swing arm assembly 452 to swing, which is existing technology and will not be described in detail. The cam power assembly 451 drives the punching pin 453 and the riveting pressure plate 454 to rise and fall through the swing arm assembly 452. The electrode passes through the electrode support plate 455. The punching pin 453 and the riveting pressure plate 454 are located above the electrode support plate. The punching pin 453 first punches a hole in the electrode, and then the riveting pressure plate 454 rivets the electrode tab onto the electrode.

[0039] like Figures 10-13 As shown, the upper double-sided adhesive applicator 6 includes a fixed plate 61, an adhesive tape feeding mechanism, an adhesive tape feeding seat, an adhesive tape cutting mechanism, an electrode sheet feeding plate 65, an adhesive tape pressing mechanism, an adhesive tape clamping mechanism, and a moving mechanism 68. The adhesive tape feeding mechanism, adhesive tape feeding seat, adhesive tape cutting mechanism, adhesive tape pressing mechanism, and electrode sheet feeding plate 65 are installed sequentially from right to left on the front side of the fixed plate 61. The moving mechanism 68 is installed on the rear side of the fixed plate 61. A slot is provided in the fixed plate 61 at a position relative to the electrode sheet feeding plate 65 for the electrode sheet to pass through. The tape feeding mechanism is divided into an upper tape feeding mechanism 621 and a lower tape feeding mechanism 622. The tape feeding seat is divided into an upper tape feeding seat 631 and a lower tape feeding seat 632. The upper tape feeding mechanism 621 feeds the roll of tape into the upper tape feeding seat 631, and the lower tape feeding mechanism 622 feeds the roll of tape into the lower tape feeding seat 632. The tape cutting mechanism 64 is divided into an upper cutting mechanism 641 and a lower cutting mechanism 642. The upper cutting mechanism 641 is located above the upper tape feeding seat 631, and the lower cutting mechanism 642 is located above the lower tape feeding seat 632. 42 is located below the lower adhesive tray 632. The adhesive tape clamping mechanism is divided into an upper adhesive tape clamping mechanism 671 and a lower adhesive tape clamping mechanism 672. Both the upper adhesive tape clamping mechanism 671 and the lower adhesive tape clamping mechanism 672 are installed on the moving plate 69. The moving mechanism 68 drives the moving plate 69 to move left and right. The adhesive tape pressing mechanism is divided into an upper adhesive tape pressing mechanism 661 and a lower adhesive tape pressing mechanism 662. The upper adhesive tape pressing mechanism 661 and the lower adhesive tape pressing mechanism 662 are located above and below the electrode support plate 65, respectively.

[0040] like Figure 14As shown, the upper tape clamping mechanism 671 includes a lifting cylinder 6711, a lifting plate 6712, a tape clamping cylinder 6713, a movable clamp 6714, and a fixed clamp 6715. The lifting cylinder 6711 drives the lifting plate 6712 to rise and fall. The tape clamping cylinder 6713 is fixedly installed in the middle of the lifting plate 6712, while the fixed clamp 6715 is fixedly installed at the bottom. The tape clamping cylinder 6713 drives the movable clamp 6714 to move closer to or away from the fixed clamp 6715. The fixed clamp 6715 has an inclined surface to facilitate tape clamping. The working principle of the upper tape clamping mechanism 671 is as follows: the tape clamping cylinder 6713 drives the movable clamp 6714 to move closer to the fixed clamp 6715. The movable clamp 6714 and the fixed clamp 6715 close to clamp the tape. The movable mechanism drives the upper tape clamping mechanism to move closer to the electrode. The lifting cylinder 6711 drives the lifting plate 6712 to descend, and the tape is initially attached to the electrode. The upper tape clamping mechanism 671 has the same structure as the lower tape clamping mechanism.

[0041] A button cell lithium-ion battery wafer winding production process includes the following steps:

[0042] ① The anode sheet unwinding device unwinds the anode sheet to the anode sheet riveting tab device, the anode sheet riveting tab device rivets the tabs to the anode sheet, the anode sheet reaches the upper double-sided adhesive applicator, the upper double-sided adhesive applicator applies double-sided adhesive to the anode sheet;

[0043] ② The cathode sheet unwinding device unwinds the cathode sheet to the cathode sheet riveting tab device, the cathode sheet riveting tab device rivets the tabs to the cathode sheet, the cathode sheet reaches the upper double-sided adhesive applicator, the upper double-sided adhesive applicator applies double-sided adhesive to the cathode sheet.

[0044] ③ The anode sheet and cathode sheet enter the winding device. The upper diaphragm unwinding device and the lower diaphragm unwinding device unwind the upper diaphragm and the lower diaphragm to the winding device, respectively. The winding device winds the anode sheet, cathode sheet, upper diaphragm and lower diaphragm into a battery cell.

[0045] The above description is a further detailed explanation of the present invention in conjunction with specific preferred embodiments. It should not be considered that the specific implementation of the present invention is limited to these descriptions. For those skilled in the art, several simple deductions or substitutions can be made without departing from the concept of the present invention, and all such deductions or substitutions should be considered to fall within the protection scope of the present invention.

Claims

1. A button-type lithium-ion battery sheet winding machine, characterized in that: The system includes a frame, an anode unwinding device, a cathode unwinding device, an anode riveting device, a cathode riveting device, an upper double-sided adhesive applicator, a lower double-sided adhesive applicator, an upper diaphragm unwinding device, a lower diaphragm unwinding device, and a winding device. The anode unwinding device, cathode unwinding device, anode riveting device, and cathode riveting device are installed on the left side of the frame. The upper double-sided adhesive applicator, lower double-sided adhesive applicator, upper diaphragm unwinding device, and lower diaphragm unwinding device are installed in the middle of the frame. The winding device is installed on the right side of the frame. The anode unwinding device drives the anode sheet to unwind through the anode riveting device, the upper double-sided adhesive applicator, and the winding device. The cathode unwinding device drives the cathode sheet to unwind through the cathode riveting device, the lower double-sided adhesive applicator, and the winding device. The upper diaphragm unwinding device and the lower diaphragm unwinding device respectively unwind the upper and lower diaphragms to the winding device. The anode sheet riveting tab device includes a front fixed seat, a tab unwinding device, a tab clamping and moving mechanism, a cutting mechanism, a tab riveting mechanism, a tab track seat, a tab front pressure seat, a tab front pressure arm, and a spring. The tab unwinding device, the tab clamping and moving mechanism, the cutting mechanism, and the tab track seat are installed above the front fixed seat. The tab track seat has a track for the tab to enter. The tab unwinding device drives the tab to unwind into the track of the tab track seat. The tab clamping and moving mechanism is located on one side of the tab track seat, and the cutting mechanism is located on the other side of the tab track seat. The tab front pressure seat is fixedly installed on the tab track seat. The tab front pressure arm is hinged to the tab front pressure seat and located above the tab track seat. The spring drives the tab front pressure arm to press the tab at the rear end of the track.

2. The button-type lithium-ion battery sheet winding machine according to claim 1, characterized in that: The electrode front pressure arm is "<" shaped. The front end of the electrode front pressure arm is connected to the first screw, the upper end of the electrode front pressure seat is connected to the second screw, the upper end of the spring hooks the second screw and the lower end hooks the first screw, and the rear end of the electrode front pressure arm presses down on the electrode.

3. The button-type lithium-ion battery sheet winding machine according to claim 1, characterized in that: The electrode clamping lug moving mechanism includes a moving motor, a lead screw, a nut, a moving base, a transverse slider, a transverse slide rail, a slide rail seat, an electrode clamping lug cylinder, and an electrode clamp. The moving motor drives the lead screw to rotate, and the lead screw is threadedly connected to the nut. The nut is installed at one end of the moving base. A transverse slider is installed at the bottom of the moving base, and the transverse slider is slidably connected to the transverse slide rail. The transverse slide rail is fixedly installed on a front fixed base. A slide rail seat is installed behind the moving base, and an electrode clamping lug cylinder is installed behind the slide rail seat. The electrode clamping lug cylinder drives the electrode clamp to retract and clamp the electrode. A lifting cylinder is installed at the top of the slide rail seat, and the piston rod of the lifting cylinder is connected downward to a lifting plate. An electrode clamping lug cylinder is fixedly installed behind the lifting plate. A vertical slider is installed in front of the lifting plate, and the vertical slider is slidably connected to the vertical slide rail.

4. The button-type lithium-ion battery sheet winding machine according to claim 1, characterized in that: The electrode tab riveting mechanism includes a cam power assembly, a swing arm assembly, a punching pin, a riveting pressure plate, and an electrode support plate. The cam power assembly drives the punching pin and the riveting pressure plate to rise and fall through the swing arm assembly. The electrode passes through the electrode support plate, and the punching pin and the riveting pressure plate are located above the electrode support plate.

5. A button-type lithium-ion battery sheet winding machine according to claim 1, characterized in that: The double-sided adhesive applicator includes a fixed plate, a tape feeding mechanism, an adhesive feeding seat, a tape cutting mechanism, an electrode plate support, a tape pressing mechanism, a tape clamping mechanism, and a moving mechanism. The tape feeding mechanism, adhesive feeding seat, tape cutting mechanism, tape pressing mechanism, and electrode plate support are sequentially installed from right to left on the front side of the fixed plate. The moving mechanism is installed on the rear side of the fixed plate. The tape feeding mechanism is divided into an upper tape feeding mechanism and a lower tape feeding mechanism. The adhesive feeding seat is divided into an upper adhesive feeding seat and a lower adhesive feeding seat. The upper tape feeding mechanism feeds the tape into the upper adhesive feeding seat, and the lower adhesive feeding mechanism feeds the tape into the lower adhesive feeding seat. The conveyor belt mechanism unloads the tape into the lower adhesive tray. The tape cutting mechanism is divided into an upper cutting mechanism and a lower cutting mechanism. The upper cutting mechanism is located above the upper adhesive tray, and the lower cutting mechanism is located below the lower adhesive tray. The tape clamping mechanism is divided into an upper tape clamping mechanism and a lower tape clamping mechanism. Both the upper and lower tape clamping mechanisms are mounted on a moving plate. The moving mechanism drives the moving plate to move left and right. The tape pressing mechanism is divided into an upper tape pressing mechanism and a lower tape pressing mechanism. The upper and lower tape pressing mechanisms are located above and below the electrode support plate, respectively.

6. A button-type lithium-ion battery sheet winding machine according to claim 5, characterized in that: The tape clamping mechanism includes a lifting cylinder, a lifting plate, a tape clamping cylinder, a moving clamp, and a fixed clamp. The lifting cylinder drives the lifting plate to move up and down. The tape clamping cylinder is fixedly installed in the middle of the lifting plate, and the fixed clamp is fixedly installed at the bottom. The tape clamping cylinder drives the moving clamp to move closer to or away from the fixed clamp. The fixed clamp has an inclined surface.

7. A button-type lithium-ion battery product, characterized in that: The film is prepared using the film winding mechanism described in any one of claims 1-6.

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