Lithium battery conductive coating extrusion equipment

Abstract

The utility model relates to the technical field of lithium batteries, in particular to extrusion equipment for a conductive coating of a lithium battery. Comprising a machine table, a feeding machine and an auxiliary mechanism, the auxiliary mechanism comprises a mounting frame, a movable plate, a guide rod, an extrusion air cylinder, an extrusion plate, a guide rail, a sliding seat, a clamping device, a driving device and a coating device, during processing, a lithium battery is fixed to the sliding seat through the clamping device, then the driving device acts to drive the sliding seat to move to the position below the coating device for coating, and after coating, the lithium battery is fed into the machine table. The driving device drives the sliding base to move to the position below the extrusion plate, at the moment, the extrusion air cylinder on the mounting frame acts firstly to drive the movable plate to move downwards, then the extrusion air cylinder on the movable plate acts to push the extrusion plate to move downwards to extrude the lithium battery electrode and the surface coating, and then the driving device drives the sliding base to move to the right side material taking point. Therefore, when extrusion processing is carried out after the conductive coating of the lithium battery is coated, the extrusion efficiency can be improved, and production and processing of large-batch products are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium batteries, in particular to a lithium battery conductive coating extrusion device. Background Art

[0002] Lithium-ion batteries have the advantages of high voltage capacity, long life, small size, high safety performance, and green environmental protection, and are therefore widely used in daily life and various fields.

[0003] Currently, when lithium batteries are produced, they are coated with a conductive coating. In the traditional manufacturing process, the conductive coating is usually extruded through a hole and then flattened with the help of a roller. However, manual application of the conductive coating cannot control the thickness of the coating, resulting in uneven thickness of the conductive coating on the lithium battery, affecting the quality of the lithium battery.

[0004] Currently, the conductive coating is applied by automatic coating equipment, but after the conductive coating is applied, it needs to be squeezed and compacted. However, most of the existing equipment has a separated structure, that is, it needs to be transported again for extrusion after coating. The increased product transportation time will greatly reduce production efficiency and is not conducive to mass production and processing of products. Utility Model Content

[0005] The purpose of the utility model is to provide a lithium battery conductive coating extrusion device, which can improve the extrusion efficiency when the lithium battery conductive coating is applied and then extruded, and is more conducive to the production and processing of large quantities of products.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: The utility model provides a lithium battery conductive coating extrusion device, including a machine platform and a feeder, the feeder is fixedly connected to the machine platform and is located at the rear side of the machine platform, and also includes an auxiliary mechanism;

[0007] The auxiliary mechanism includes a mounting frame, a movable plate, a guide rod, an extrusion cylinder, an extrusion plate, a guide rail, a slide seat, a clamping device, a driving device and a coating device. The mounting frame is fixedly connected to the machine platform and is located on a side of the machine platform close to the feeder. The movable plate is located below the mounting frame. The guide rod is threadedly connected to the movable plate and slidably connected to the mounting frame and is located on a side of the mounting frame close to the movable plate. The extrusion cylinder is fixedly connected to the mounting frame and the movable plate respectively. The output end of the extrusion cylinder is connected to the movable plate and is located on the mounting frame. The extrusion plate is threadedly connected to the output end of the extrusion cylinder and is located on the output end of the extrusion cylinder on the movable plate. The guide rail is fixedly connected to the machine platform and is located on the machine platform. The slide seat is fixedly connected to the guide rail and is located on the guide rail. The clamping device is arranged on the slide seat. The driving device is arranged on a side of the machine platform close to the slide seat. The coating device is arranged on one side of the movable plate.

[0008] Wherein, the clamping device comprises a clamping cylinder and a clamping block, wherein the clamping cylinder is fixedly connected to the slide seat and is located on both sides of the slide seat; the clamping block is connected to the output end of the clamping cylinder and is located on the output end of the clamping cylinder.

[0009] Among them, the driving device includes a servo motor and a driving screw, the servo motor is fixedly connected to the machine platform and is located on the right side of the machine platform; the driving screw is rotatably connected to the machine platform, the driving screw is detachably connected to the slide seat, and is fixedly connected to the servo motor output shaft, and is located on the side of the servo motor close to the slide seat.

[0010] Among them, the coating device includes a descending cylinder and a pneumatic coating gun, the descending cylinder is fixedly connected to the mounting frame, the output end of the descending cylinder is connected to the movable plate, and is located on the side of the mounting frame close to the extrusion cylinder; the pneumatic coating gun is fixedly connected to the movable plate, and is connected to the feeder through a movable conveying pipe, and is located on the movable plate.

[0011] Among them, the auxiliary mechanism also includes a bracket, a cooling fan and an oil pump. The bracket is fixedly connected to the machine and is located on the right side of the machine; the cooling fan is fixedly connected to the bracket and is located on the bracket; the oil pump is fixedly connected to the bracket and is located on the top of the bracket.

[0012] The utility model discloses a lithium battery conductive coating extrusion equipment, wherein a feeder is mounted on a machine platform, the machine platform is used to fix the equipment, a mounting frame is mounted on the machine platform, an extrusion cylinder is mounted on the mounting frame and a movable plate respectively, the movable plate is connected to the output end of the extrusion cylinder on the mounting frame, a guide rod is threadedly connected to the movable plate, and is slidably connected to the mounting frame, the extrusion plate is mounted on the output end of the extrusion cylinder on the movable plate, a guide rail is mounted on the machine platform, a linear slider equipped therewith is connected to a slide seat by bolts, a clamping device is arranged on the slide seat, a driving device is arranged on a side of the machine platform close to the slide seat, a coating device is arranged on a side of the movable plate, and a coating device is arranged on a side of the movable plate. During working, the lithium battery is fixed on the slide by the clamping device, and then the driving device is activated to drive the slide to move to the bottom of the coating device for coating. After coating, the driving device drives the slide to move to the bottom of the extrusion plate. At this time, the extrusion cylinder on the mounting frame is activated first to drive the moving plate downward, and then the extrusion cylinder on the moving plate is activated to push the extrusion plate downward to extrude the lithium battery electrodes and surface coating. Then, the driving device drives the slide to move to the right feeding point, thereby realizing the extrusion process after the conductive coating of the lithium battery is applied, which can improve the extrusion efficiency and is more conducive to the production and processing of large quantities of products. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings.

[0014] Figure 1 This is a schematic diagram of the overall structure of the lithium battery conductive coating extrusion equipment of the first embodiment of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the slide seat of the first embodiment of the utility model.

[0016] Figure 3 This is a schematic diagram of the overall structure of a lithium battery conductive coating extrusion device according to the second embodiment of the utility model.

[0017] In the figure: 101-machine table, 102-feeder, 103-mounting frame, 104-moving plate, 105-guide rod, 106-extrusion cylinder, 107-extrusion plate, 108-guide rail, 109-slide seat, 110-clamping cylinder, 111-clamping block, 112-servo motor, 113-driving screw rod, 114-downward cylinder, 115-pneumatic paint gun, 201-bracket, 202-cooling fan, 203-oil pump. DETAILED DESCRIPTION

[0018] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Embodiment 1:

[0020] like Figure 1and Figure 2 As shown, Figure 1 This is the overall structural diagram of the lithium battery conductive coating extrusion equipment. Figure 2 It is a structural schematic diagram of a slide 109. The utility model provides a lithium battery conductive coating extrusion device: including a machine 101, a feeder 102 and an auxiliary mechanism, the auxiliary mechanism includes a mounting frame 103, a moving plate 104, a guide rod 105, an extrusion cylinder 106, an extrusion plate 107, a guide rail 108, a slide 109, a clamping device, a driving device and a coating device, the clamping device includes a clamping cylinder 110 and a clamping block 111, the driving device includes a servo motor 112 and a driving screw 113, and the coating device includes a descending cylinder 114 and a pneumatic coating gun 115. Through the above scheme, it can be achieved that when the lithium battery conductive coating is applied and then extruded, the extrusion efficiency can be improved, which is more conducive to the production and processing of large quantities of products. It can be understood that the above scheme can improve the extrusion efficiency of the lithium battery conductive coating, which is more conducive to the production and processing of large quantities of products.

[0021] In this embodiment, the feeder 102 is fixedly connected to the machine platform 101 and is located at the rear side of the machine platform 101. The feeder 102 is installed on the machine platform 101 by bolts and is used to transport conductive coating raw materials. Two feeders can be set in actual use to realize the feeding of different coatings. Therefore, the coating and extrusion of this application are set as two stations, which is convenient for the sequential application and sequential extrusion of different coatings.

[0022] The mounting frame 103 is fixedly connected to the machine platform 101 and is located on the side of the machine platform 101 close to the feeder 102. The movable plate 104 is located below the mounting frame 103. The guide rod 105 is threadedly connected to the movable plate 104 and slidably connected to the mounting frame 103 and is located on the side of the mounting frame 103 close to the movable plate 104. The extrusion cylinder 106 is fixedly connected to the mounting frame 103 and the movable plate 104 respectively. The output end of the extrusion cylinder 106 is connected to the movable plate 104 and is located at the On the mounting frame 103, the extrusion plate 107 is threadedly connected to the output end of the extrusion cylinder 106 and is located on the output end of the extrusion cylinder 106 on the moving plate 104, the guide rail 108 is fixedly connected to the machine table 101 and is located on the machine table 101, the slide 109 is fixedly connected to the guide rail 108 and is located on the guide rail 108, the clamping device is arranged on the slide 109, the driving device is arranged on the side of the machine table 101 close to the slide 109, and the coating device is arranged on one side of the moving plate 104. The mounting frame 103 is mounted on the machine platform 101 by means of positioning pins and bolts. The machine platform 101 is provided with mounting holes for easy fixing of the equipment. The extrusion cylinder 106 is respectively mounted on the mounting frame 103 and the movable plate 104 by means of bolts. The output end of the extrusion cylinder 106 mounted on the mounting frame 103 is connected to the movable plate 104 by means of bolts. The output end of the extrusion cylinder 106 mounted on the movable plate 104 is an externally threaded end, which is convenient for the matching installation of the threaded mounting cavity of the extrusion plate 107. The externally threaded end at the bottom of the guide rod 105 is The guide rail 108 is installed in the threaded mounting hole of the movable plate 104, and the optical axis can slide with the linear sliding bearing installed in the matching hole of the mounting frame 103. The guide rail 108 is installed on the machine table 101 by bolts, and the linear slider equipped therewith is connected to the slide seat 109 by bolts. The clamping device is arranged on the slide seat 109 for fixing the lithium battery. The driving device is arranged on the side of the machine table 101 close to the slide seat 109 for driving the slide seat 109 to move. The coating device is arranged on one side of the movable plate 104 for applying the conductive coating.

[0023] Secondly, the clamping cylinder 110 is fixedly connected to the slide 109 and is located on both sides of the slide 109; the clamping block 111 is connected to the output end of the clamping cylinder 110 and is located on the output end of the clamping cylinder 110. The clamping cylinder 110 is installed on the support plates on both sides of the slide 109 by bolts, and the clamping block 111 is connected to the output end of the clamping cylinder 110 by bolts. The bolts are installed with countersunk heads. When the lithium battery is fixed, the lithium battery is first placed in the non-penetrating limit groove on the slide 109 and located between the clamping blocks 111. Then, the clamping cylinder 110 is actuated to drive the clamping block 111 to approach, and finally abut against the lithium battery to achieve clamping and fixing.

[0024] Then, the servo motor 112 is fixedly connected to the machine platform 101 and is located on the right side of the machine platform 101; the driving screw 113 is rotatably connected to the machine platform 101, the driving screw 113 is detachably connected to the slide 109, and is fixedly connected to the output shaft of the servo motor 112, and is located on the side of the servo motor 112 close to the slide 109. The servo motor 112 is mounted on the machine 101 by bolts, and is provided with a brake mechanism and an encoder to facilitate stopping, locking the shaft and position control. Shaft ends are installed on both sides of the driving screw 113, which are respectively mounted on detachable bearing seats mounted on the machine 101 through rotating bearings. The matching nut of the driving screw 113 is mounted on the slide 109 by bolts. The driving screw 113 is close to the shaft end of the servo motor 112 and is connected to the output shaft of the servo motor 112 through a rigid coupling. In actual use, limit frames are installed on both sides of the machine 101, close to the guide rail 108, and a photoelectric sensor switch is installed on the limit frame for limit protection when the two sides of the slide 109 move. The servo motor 112 is actuated to drive the driving screw 113 to rotate. With the cooperation of the guide rail 108, the slide 109 can be moved, thereby driving the lithium battery to move, and the coating and extrusion are processed in one step without removing the lithium battery for transportation.

[0025] Finally, the descending cylinder 114 is fixedly connected to the mounting frame 103, and the output end of the descending cylinder 114 is connected to the moving plate 104 and is located on the side of the mounting frame 103 close to the extrusion cylinder 106; the pneumatic paint gun 115 is fixedly connected to the moving plate 104, and is connected to the feeder 102 through a movable conveying pipe, and is located on the moving plate 104. The descending cylinder 114 is mounted on the mounting frame 103 by bolts, and the output end of the descending cylinder 114 is connected to the moving plate 104 by bolts, and the pneumatic paint gun 115 is mounted on the moving plate 104 by bolts, and its top feed port is connected to the feeder 102 discharge port through a movable conveying pipe.

[0026] When the utility model is used to apply the conductive coating to the lithium battery and then perform the extrusion process, the extrusion efficiency can be improved, which is more conducive to the production and processing of large quantities of products. During the processing, first, the lithium battery is fixed on the slide 109 by the clamping device, and then the driving device is controlled to move, and the zero point position of the slide 109 is set on the left side. The driving device drives the slide 109 to move to the bottom of the coating device for coating. At this time, the feeder 102 is actuated, and the downward cylinder 114 is actuated to push the pneumatic coating gun 115 downward to abut against the top conductive electrode of the lithium battery, and then the feeding and coating are carried out. After the coating, the driving device drives the slide 109 to move to the extruder Below the pressing plate 107, at this time, the extrusion cylinder 106 on the mounting frame 103 is activated first, driving the movable plate 104 downward, and then, the extrusion cylinder 106 on the movable plate 104 is activated, pushing the extrusion plate 107 downward, and extruding the lithium battery electrodes and the surface coating. Then, the driving device drives the slide 109 to move to the right side material collection point, and the clamping device is relaxed to collect materials. After collecting materials, the driving device is activated to drive the slide 109 to move to the left side zero point for loading, and then the next workpiece is processed, thereby realizing that when the lithium battery conductive coating is applied and the extrusion process is performed, the extrusion efficiency can be improved, which is more conducive to the mass production and processing of products.

[0027] Embodiment 2:

[0028] like Figure 3 As shown, Figure 3 It is a schematic diagram of the overall structure of a lithium battery conductive coating extrusion device. On the basis of the first embodiment, the utility model provides a lithium battery conductive coating extrusion device, wherein the auxiliary mechanism further includes a bracket 201 , a cooling fan 202 and an oil pump 203 .

[0029] The bracket 201 is fixedly connected to the machine 101 and is located on the right side of the machine 101; the cooling fan 202 is fixedly connected to the bracket 201 and is located on the bracket 201; the oil pump 203 is fixedly connected to the bracket 201 and is located on the top of the bracket 201. The bracket 201 is installed on the machine 101 by bolts. The front mounting portion of the bracket 201 is L-shaped, and the rear mounting portion is Z-shaped. The back side of the Z-shaped mounting portion is a limit plate, which is convenient for the installation and fixation of the oil pump 203. The oil pump 203 adopts an integrated centralized timing oil pump and is installed on the bracket 201 by bolts. The cooling fan 202 is installed on the bracket 201 by bolts.

[0030] In this embodiment, by providing the cooling fan 202, the servo motor 112 can be cooled during operation to ensure the working stability of the equipment. By providing the oil pump 203, the lubrication pipeline of the equipment can be centrally supplied with oil.

[0031] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A lithium battery conductive coating extrusion device, comprising a machine platform and a feeder, wherein the feeder is fixedly connected to the machine platform and is located at the rear side of the machine platform, characterized in that: It also includes auxiliary institutions; The auxiliary mechanism includes a mounting frame, a movable plate, a guide rod, an extrusion cylinder, an extrusion plate, a guide rail, a slide seat, a clamping device, a driving device and a coating device. The mounting frame is fixedly connected to the machine platform and is located on a side of the machine platform close to the feeder. The movable plate is located below the mounting frame. The guide rod is threadedly connected to the movable plate and slidably connected to the mounting frame and is located on a side of the mounting frame close to the movable plate. The extrusion cylinder is fixedly connected to the mounting frame and the movable plate respectively. The output end of the extrusion cylinder is connected to the movable plate and is located on the mounting frame. The extrusion plate is threadedly connected to the output end of the extrusion cylinder and is located on the output end of the extrusion cylinder on the movable plate. The guide rail is fixedly connected to the machine platform and is located on the machine platform. The slide seat is fixedly connected to the guide rail and is located on the guide rail. The clamping device is arranged on the slide seat. The driving device is arranged on a side of the machine platform close to the slide seat. The coating device is arranged on one side of the movable plate.

2. The lithium battery conductive coating extrusion equipment according to claim 1, characterized in that: The clamping device comprises a clamping cylinder and a clamping block. The clamping cylinder is fixedly connected to the slide seat and is located on both sides of the slide seat. The clamping block is connected to the output end of the clamping cylinder and is located on the output end of the clamping cylinder.

3. The lithium battery conductive coating extrusion equipment according to claim 1, characterized in that: The driving device includes a servo motor and a driving screw. The servo motor is fixedly connected to the machine platform and is located on the right side of the machine platform. The driving screw is rotatably connected to the machine platform, the driving screw is detachably connected to the slide seat, and is fixedly connected to the servo motor output shaft, and is located on the side of the servo motor close to the slide seat.

4. The lithium battery conductive coating extrusion equipment according to claim 1, characterized in that: The coating device includes a descending cylinder and a pneumatic coating gun, wherein the descending cylinder is fixedly connected to the mounting frame, and the output end of the descending cylinder is connected to the movable plate and is located on the side of the mounting frame close to the extrusion cylinder; the pneumatic coating gun is fixedly connected to the movable plate, and is connected to the feeder through a movable conveying pipe, and is located on the movable plate.

5. The lithium battery conductive coating extrusion equipment according to claim 1, characterized in that: The auxiliary mechanism also includes a bracket, a cooling fan and an oil pump. The bracket is fixedly connected to the machine and is located on the right side of the machine; the cooling fan is fixedly connected to the bracket and is located on the bracket; the oil pump is fixedly connected to the bracket and is located on the top of the bracket.

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