CN108666629B - Lithium battery pelleter with bad article of pole piece is rejected function - Google Patents

Abstract

The invention discloses a lithium battery pelleter with a pole piece defective product removing function, which comprises a workbench, wherein support legs are arranged on the edge of the lower end surface of the workbench, rollers are arranged at the lower ends of the support legs, a base plate is arranged at the rear end of the upper end surface of the workbench, a pole piece material roller, a pole piece tension shaft I and a pole piece tension shaft II are sequentially arranged on the left side of the front end surface of the base plate from left to right, a cutting workbench is arranged in the middle of the base plate, and the height of the upper end surface of the cutting workbench is the same as that of the pole piece tension shaft II. Avoid the material to drop, guarantee pelleter's normal work.

Description

A lithium battery making machine with the function of rejecting bad products of pole pieces

technical field

The utility model relates to the technical field of lithium battery production equipment, in particular to a lithium battery production machine with a function of rejecting bad pole pieces.

Background technique

In the normal winding process, the positive and negative electrode sheets and the diaphragm type are wound into a complete cell in the order of the positive electrode sheet, the separator, the negative electrode sheet, and the separator, while the single roll occurs in the case of unqualified electrode sheets. , in order to avoid the waste of materials, only the unqualified pole piece and the corresponding layer of diaphragm are directly rolled into a cell containing only one pole piece and one layer of diaphragm, such as the patent application publication number 201220468308.5 discloses a lithium The battery unqualified pole piece rejection device, but the above patents have certain defects in the use process. First of all, the volume and mass of the device are large and the movement of the device is inconvenient to realize the movement of the device, and secondly, there is no corresponding unqualified pole piece winding collection. Finally, the shaft in the tablet machine has a one-way fixed structure, and the material is likely to fall off during the working process and affect the normal operation of the tablet machine.

To this end, we provide a lithium battery production machine with the function of rejecting bad products of pole pieces.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide a lithium battery tablet machine with the function of rejecting bad products of the pole piece, which can realize the movement of the tablet machine, meet the special needs of users, and can The unqualified pole pieces rejected in the pole piece production process are wound and collected, which can limit the position of the material on the material shaft, prevent the material from falling off, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a lithium battery tablet machine with a function of rejecting bad products of pole pieces, comprising a workbench, and the edge of the lower end face of the workbench is provided with feet, and the The lower ends are provided with rollers, the upper end surface of the worktable is provided with a base plate at the rear end, and the front end surface of the base plate is deviated from the left to the right with a pole piece feed roller, a pole piece tension shaft 1 and a pole piece tension shaft. The second axis, the middle part of the base plate is provided with a cutting table, the height of the upper end face of the cutting table is the same as the height of the second pole piece tension axis, the left side of the upper end face of the cutting table is provided with a detection module, the base plate There is a mounting seat on the upper end of the middle of the mounting seat, an electric telescopic rod 1 is provided on the lower end surface of the mounting seat, a cutting blade is provided on the lower end of the electric telescopic rod 1, and a cutting blade is provided on the right side of the upper end surface of the cutting table. The groove in which the blades are matched, the front end surface of the base plate is provided with the third pole piece tension shaft, the lower end of the second pole piece tension shaft and the lower end of the third pole piece tension shaft are located on the same horizontal plane, and the front end surface of the base plate is offset. The right side is provided with a diaphragm feed roller, a diaphragm tension shaft 1 and a diaphragm tension shaft 2 in sequence from left to right, the base plate is provided with two left and right opposite pressing rollers, and the base plate is provided with a pole piece making installation The pole piece mounting shaft is located just below the middle of the two pressing rollers, the middle of the rear end of the base plate is provided with a coupling, and the rear end of the coupling is provided with a motor 1, The front end of the base plate is provided with a rotating shaft, the rotating shaft is located just below the groove, the output shaft of the motor 1 and the rotating shaft are connected through a coupling, the front end of the rotating shaft is provided with a turntable, and the front end of the turntable is provided with a rotating shaft. There are two left and right opposite bad product rewinding shafts in the middle of the surface. The rear end of the base plate is provided with a second coupling on the right side. The rear end of the second coupling is provided with a second motor. The output of the second motor is The shaft and the pole piece production installation shaft are connected in two phases by a coupling, the upper end of the worktable is provided with a push plate, the middle of the lower end of the push plate is provided with a slider, and the lower end surface of the worktable is provided with two Front and rear facing outer plates, the front end surface of the front outer plate is provided with a coupling three, the front end of the coupling three is provided with a servo motor, and a lead screw is arranged between the two outer plates, and the output of the servo motor The shaft and the lead screw are three-phase connected through a coupling, the lower end face of the worktable is provided with two electric telescopic rods on the left and right ends, the rear end face of the base plate is provided with a single-chip microcomputer, and the input end of the single-chip microcomputer is electrically connected to the external The output end of the power supply, the input end of the single-chip microcomputer is electrically connected to the output end of the detection module, and the output end of the single-chip microcomputer is electrically connected to the input ends of the first motor, the second motor, the first electric telescopic rod, the servo motor and the second electric telescopic rod.

As a preferred technical solution of the present invention, the number of the support feet is not less than four, and the support feet are evenly distributed on the edge of the lower end face of the workbench.

As a preferred technical solution of the present invention, the height of the first pole piece tension shaft is greater than the height of the pole piece feed roller, and the height of the second pole piece tension shaft is less than the height of the first pole piece tension shaft.

As a preferred technical solution of the present invention, the groove is located just below the cutting blade, and the length of the groove is greater than the length of the cutting blade.

As a preferred technical solution of the present invention, the height of the second diaphragm tension axis is smaller than the height of the first diaphragm tension axis, and the height of the second diaphragm tension axis is greater than the height of the diaphragm feed roller.

As a preferred technical solution of the present invention, the distance between the two pressing rollers is 20 to 40 microns, and the pressing roller is located between the third tension axis of the pole piece and the second tension axis of the diaphragm.

As a preferred technical solution of the present invention, the upper end surface of the worktable is provided with a chute corresponding to the sliding block, and the sliding block and the sliding groove are installed together.

As a preferred technical solution of the present invention, the slider is provided with a threaded hole corresponding to a lead screw, and the lead screw passes through the threaded hole.

As a preferred technical solution of the present invention, the lower ends of the second electric telescopic rods are provided with counterweight blocks, and the bottom end surfaces of the counterweight blocks are provided with installation grooves.

As a preferred technical solution of the present invention, shock-proof gaskets are arranged in the installation grooves, and the thickness of the shock-proof gaskets is greater than the depth of the installation grooves.

Compared with the prior art, the beneficial effects of the present utility model are as follows: the structure is simple, the use is convenient, the movement of the tablet machine can be realized, the special needs of the user can be met, the design is more humanized, and the process of producing the polar tablet can be improved. The rejected unqualified pole pieces are wound and collected, which is convenient for workers to centrally process unqualified materials, and the position of materials on the material shaft can be limited to avoid material falling off and ensure the normal operation of the tablet machine.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the side structure schematic diagram of the utility model;

FIG. 3 is a schematic view of the front cross-sectional structure of the utility model.

In the picture: 1 worktable, 2 legs, 3 rollers, 4 base plate, 5 pole piece feed roller, 6 pole piece tension shaft 1, 7 pole piece tension shaft 2, 8 cutting table, 9 detection module, 10 groove, 11 Mounting seat, 12 pole piece tension shaft three, 13 press roller, 14 pole piece production installation shaft, 15 diaphragm feed roller, 16 diaphragm tension shaft one, 17 diaphragm tension shaft two, 18 coupling one, 19 motor one , 20 coupling two, 21 motor two, 22 electric telescopic rod one, 23 cutting blade, 24 single-chip microcomputer, 25 outer plate, 26 coupling three, 27 servo motor, 28 lead screw, 29 turntable, 30 bad product take-up reel , 31 push plate, 32 slider, 33 chute, 34 electric telescopic rod two, 35 counterweight, 36 shock washer.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1-3 , the present utility model provides a technical solution: a lithium battery production machine with a function of rejecting bad products of pole pieces, comprising a workbench 1, and a support foot 2 is provided on the edge of the lower end face of the workbench 1, The number of supporting feet 2 is not less than four. The supporting feet 2 are evenly distributed on the edge of the lower end face of the worktable 1. The lower ends of the supporting feet 2 are provided with rollers 3. The front end face is set on the left side from left to right with a pole piece feed roller 5, a pole piece tension shaft 1 6 and a pole piece tension shaft 2 7, the height of the pole piece tension shaft 1 6 is greater than the height of the pole piece feed roll 5, The height of the sheet tension shaft two 7 is less than the height of the pole piece tension shaft one 6, the middle of the base plate 4 is provided with a cutting table 8, and the height of the upper end face of the cutting table 8 is the same as the height of the pole piece tension shaft two 7, and the cutting table 8. A detection module 9 is provided on the left side of the upper end surface, a mounting seat 11 is provided at the upper end of the middle of the base plate 4, an electric telescopic rod 1 22 is provided on the lower end surface of the mounting seat 11, and a cutting blade 23 is provided at the lower end of the electric telescopic rod 1 22. The right side of the upper end face of the cutting table 8 is provided with a groove 10 that matches the cutting blade 23. The groove 10 is located directly below the cutting blade 23. The length of the groove 10 is greater than the length of the cutting blade 23. The front end surface of the substrate 4 The third pole piece tension shaft 12 is provided, the lower end of the pole piece tension shaft 2 7 and the lower end of the pole piece tension shaft 3 12 are located on the same horizontal plane, and the front end surface of the base plate 4 is provided with a diaphragm feed roller 15 in turn from left to right. , Diaphragm tension shaft 1 16 and diaphragm tension shaft 2 17, the height of diaphragm tension shaft 2 17 is less than the height of diaphragm tension shaft 1 16, the height of diaphragm tension shaft 2 17 is greater than the height of diaphragm feed roller 15, the substrate 4 is provided with two There are left and right opposite pressing rollers 13, the distance between the two pressing rollers 13 is 20 to 40 microns, and the pressing roller 13 is located between the third tension shaft 12 of the pole piece and the second tension shaft 17 of the diaphragm, The base plate 4 is provided with a pole piece production installation shaft 14, the pole piece production installation shaft 14 is located directly below the middle of the two pressing rollers 13, and the middle part of the rear end of the base plate 4 is provided with a coupling 18, the coupling The rear end of one 18 is provided with a motor one 19, the front end of the base plate 4 is provided with a rotating shaft, the rotating shaft is located directly under the groove 10, the output shaft of the motor one 19 and the rotating shaft are connected by the coupling one 18, and the front end of the rotating shaft is provided with Turntable 29, the middle of the front end face of the turntable 29 is provided with two left and right opposite bad product rewinding shafts 30, the rear end face of the base plate 4 is provided with a coupling two 20 on the right side, and the rear end of the coupling two 20 is provided with a motor two 21. The output shaft of the second motor 21 and the pole piece installation shaft 14 are connected through the second coupling 20. The upper end of the worktable 1 is provided with a push plate 31, and the middle of the lower end of the push plate 31 is provided with a slider 32. The upper end surface of 1 is provided with a chute 33 corresponding to the slider 32, the slider 32 and the chute 33 are installed together, and the lower end surface of the workbench 1 is provided with two front and rear opposite outer plates 25, the front end outer plate 25 There is a coupling three 26 on the front end surface of the coupling three 26, a servo motor 27 is provided at the front end of the coupling three 26, a lead screw 28 is provided between the two outer plates 25, and the output shaft of the servo motor 27 and the lead screw 28 pass through the coupling shaft. The third 26 is connected, the slider 32 is provided with a threaded hole corresponding to the lead screw 28, the lead screw 28 passes through the threaded hole, and the left and right ends of the lower end surface of the worktable 1 are provided with electric telescopic rods 234, which can be telescopic The lower end of the second rod 34 is provided with a counterweight block 35, the bottom end surface of the counterweight block 35 is provided with an installation groove, and the installation groove is provided with a shock-proof washer 36, the thickness of the shock-proof washer 36 is greater than the depth of the installation groove, and the base plate is installed. The rear face of 4 is provided with a single-chip microcomputer 24, the input terminal of the single-chip microcomputer 24 is electrically connected to the output terminal of the external power supply, the input terminal of the single-chip microcomputer 24 is electrically connected to the output terminal of the detection module 9, and the output terminal of the single-chip microcomputer 24 is electrically connected to the motor one 19, the motor two 21. The input end of the electric telescopic rod 1 22, the servo motor 27 and the electric telescopic rod 2 34, the detection module 9 detects the quality information of the pole piece, and feeds the information back to the single-chip microcomputer 24. When the quality of the pole piece is unqualified, the single-chip microcomputer 24 The electric telescopic rod 1 22 is controlled to quickly extend to realize the cutting off of unqualified pole pieces. The single chip 24 controls the motor 1 19 and the motor 2 21 to provide the working driving force for the winding of the unqualified pole pieces and the qualified pole pieces respectively. The single chip 24 controls the servo The motor 27 provides the working driving force for the change of the position of the push plate 31, and the single chip 24 controls the extension or not of the electric telescopic rod 2 34 to control the position of the counterweight 35 to realize the fixation of the tablet machine.

The single-chip microcomputer 24 controls the detection module 9 using the prior art, and the single-chip 24 controls the motor one 19, the motor two 21, the electric telescopic rod one 22, the servo motor 27 and the electric telescopic rod two 34 using the prior art.

When in use: the detection module 9 detects the quality information of the pole pieces, and feeds the information back to the single-chip microcomputer 24. When the quality of the pole pieces is unqualified, the single-chip microcomputer 24 controls the electric telescopic rod-22 to rapidly extend to cut off the unqualified pole pieces. , the single-chip 24 controls the motor one 19 and the motor two 21 to provide the working driving force for the winding of the unqualified pole piece and the qualified pole piece, respectively. The single-chip 24 controls the servo motor 27 to provide the working driving force for the position change of the push plate 31. The position of the counterweight block 35 is controlled by controlling the extension of the second electric telescopic rod 34 to realize the fixation of the tablet machine.

The utility model can realize the movement of the tablet machine, meet the special needs of users, can wind and collect the unqualified pole pieces rejected in the pole piece production process, and can limit the position of the material on the material shaft to avoid the material fall off.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A lithium battery making machine with a function of rejecting bad products of pole pieces, comprising a workbench (1), wherein the The lower ends of the support feet (2) are provided with rollers (3), the upper end surface of the worktable (1) is provided with a base plate (4) at the rear end, and the front end surface of the base plate (4) is at the left side from left to right A pole piece feeding roller (5), one pole piece tension shaft (6) and two pole piece tension shafts (7) are arranged in sequence, and a cutting table (8) is arranged in the middle of the base plate (4), and the cutting work The height of the upper end face of the table (8) is the same as the height of the second pole piece tension shaft (7). The left side of the upper end face of the cutting table (8) is provided with a detection module (9). The upper end is provided with a mounting seat (11), the lower end surface of the mounting seat (11) is provided with an electric telescopic rod one (22), and the lower end of the electric telescopic rod one (22) is provided with a cutting blade (23). The right side of the upper end face of the cutting table (8) is provided with a groove (10) matched with the cutting blade (23), and the front end face of the base plate (4) is provided with a pole piece tension shaft three (12). The lower end of the second pole piece tension shaft (7) and the lower end of the third pole piece tension shaft (12) are located on the same horizontal plane, and the front end surface of the base plate (4) is slanted to the right from left to right. ), diaphragm tension shaft one (16) and diaphragm tension shaft two (17), the base plate (4) is provided with two left and right opposite pressing rollers (13), and the base plate (4) is provided with a pole A piece-making installation shaft (14), the pole piece-making installation shaft (14) is located just below the middle of the two pressing rollers (13), and a coupling is provided in the middle of the rear end of the base plate (4) One (18), the rear end of the coupling one (18) is provided with a motor one (19), the front end of the base plate (4) is provided with a rotating shaft, and the rotating shaft is located directly below the groove (10), The output shaft of the first motor (19) and the rotating shaft are connected by a coupling one (18). The opposite bad product rewinding shaft (30), the rear end face of the base plate (4) is provided with a second coupling (20) on the right side, and the rear end of the second coupling (20) is provided with a second motor (21). ), the output shaft of the motor two (21) and the pole piece production installation shaft (14) are connected through the coupling two (20), and the upper end of the worktable (1) is provided with a push plate (31), A sliding block (32) is arranged in the middle of the lower end of the push plate (31), and two outer plates (25) opposite front and rear are arranged on the lower end surface of the worktable (1). There is a coupling three (26) on the surface, the front end of the coupling three (26) is provided with a servo motor (27), and a lead screw (28) is provided between the two outer plates (25). The output shaft of the motor (27) and the lead screw (28) are connected through the third coupling (26), and the left and right ends of the lower end face of the worktable (1) are provided with the second electric telescopic rod (34). The rear end face of the base plate (4) is provided with a single A microcontroller (24), wherein an input end of the single-chip microcomputer (24) is electrically connected to an output end of an external power supply, an input end of the single-chip microcomputer (24) is electrically connected to an output end of a detection module (9), and the single-chip microcomputer (24) The output end of the motor is electrically connected to the input ends of the first motor (19), the second motor (21), the first electric telescopic rod (22), the servo motor (27) and the second electric telescopic rod (34). 2. A lithium battery tablet machine with a function of rejecting bad products of pole pieces according to claim 1, characterized in that: the number of the feet (2) is not less than four, and the number of the feet (2) is not less than four. It is evenly distributed on the edge of the lower end face of the workbench (1). 3. A lithium battery making machine with the function of rejecting bad products of the pole piece according to claim 1, characterized in that: the height of the pole piece tension shaft one (6) is greater than that of the pole piece material roller (5) The height of the pole piece tension shaft two (7) is less than the height of the pole piece tension shaft one (6). 4. A lithium battery tablet machine with a function of rejecting bad products of pole pieces according to claim 1, characterized in that: the groove (10) is located just below the cutting blade (23), and the groove (10) is The length of the groove (10) is greater than the length of the cutting blade (23). 5. A lithium battery making machine with a function of rejecting bad products of pole pieces according to claim 1, characterized in that: the height of the two diaphragm tension shafts (17) is less than the height of the one diaphragm tension shaft (16). The height of the diaphragm tension shaft two (17) is greater than the height of the diaphragm feed roller (15). 6. The lithium battery tableting machine with the function of rejecting bad products of the pole piece according to claim 1, wherein the distance between the two pressing rollers (13) is 20 to 40 microns , the pressing roller (13) is located between the third (12) tension shaft of the pole piece and the second (17) tension shaft of the diaphragm. 7. A lithium battery tableting machine with a function of rejecting bad products of pole pieces according to claim 1, characterized in that: the upper end surface of the worktable (1) is provided with a slider (32) in phase Corresponding chute (33), the sliding block (32) and the chute (33) are installed in cooperation. 8 . The lithium battery making machine with the function of rejecting bad products of the pole piece according to claim 1 , wherein the sliding block ( 32 ) is provided with a thread corresponding to the lead screw ( 28 ). 9 . The screw (28) passes through the threaded hole. 9. The lithium battery tablet machine with the function of rejecting bad products of the pole piece according to claim 1, characterized in that: the lower ends of the two electric telescopic rods (34) are provided with counterweights (35) , the bottom end surface of the counterweight block (35) is provided with installation grooves. 10 . The lithium battery tablet machine with the function of rejecting bad pole pieces according to claim 9 , wherein the installation grooves are provided with shock-proof gaskets ( 36 ), and the shock-proof gaskets The thickness of (36) is greater than the depth of the mounting groove.

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