CN211504914U

CN211504914U - Lithium ion battery pole piece peeling resistance test sample pretreatment rolling device

Info

Publication number: CN211504914U
Application number: CN202020025040.2U
Authority: CN
Inventors: 张明春; 崔雪红; 王淑霞; 赵航
Original assignee: Tianjin EV Energies Co Ltd
Current assignee: Tianjin EV Energies Co Ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-09-15
Anticipated expiration: 2030-01-07

Abstract

The utility model provides a be used for anti peel force test sample pretreatment of lithium ion battery pole piece to roll pressure equipment device belongs to lithium battery test equipment technical field, including device main part, cylinder subassembly, slip subassembly, pressure measurement subassembly and roller assembly, the device main part includes mesa, pressure calibration district, main body frame, first stationary blade and positioning nut, the cylinder subassembly includes magnetic couple cylinder, fixed block and pneumatic button, the magnetic couple cylinder includes cylinder rod and moving body, the slip subassembly includes second stationary blade, track, slider, third stationary blade and support. The utility model discloses simple structure, degree of automation is high, and the error is little, and is efficient.

Description

Lithium ion battery pole piece peeling resistance test sample pretreatment rolling device

Technical Field

The utility model belongs to the technical field of lithium battery test equipment, a lithium ion battery pole piece resistance to peeling test sample pretreatment rolling pressure device is related to.

Background

When the stripping resistance of the lithium ion battery pole piece is tested, the pole piece needs to be bonded with the adhesive tape first, and the uniform and tight bonding degree of the pole piece and the adhesive tape has great influence on the subsequent stripping resistance test.

Generally, when the lithium ion battery pole piece peeling resistance test is carried out, the step of bonding the pole piece and the adhesive tape is carried out manually, the condition of adjusting pressure cannot be set, and the uniformity and the precision degree of bonding cannot be kept consistent under the influence of a test method of a tester, so that the subsequent data fluctuation of the pole piece peeling resistance test is large, an automatic bonding device needs to be designed, and the pressure in a certain range can be set to achieve the purpose that the stress uniformity and the precision degree of bonding are kept consistent.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is that the processing before the anti peeling strength test sample of lithium ion battery pole piece is rolled and is pressed, belongs to lithium battery test equipment technical field.

In order to solve the technical problem, the utility model discloses a technical scheme is: lithium ion battery pole piece peel resistance test sample pretreatment rolling device belongs to lithium battery test equipment technical field, including device main part, cylinder subassembly, slip subassembly, pressure measurement subassembly and roller subassembly, the device main part includes mesa, pressure calibration district, main body frame, first stationary blade and set nut, the mesa is placed on the horizontal plane, pressure calibration district links to each other with a side of mesa, the upper surface and the lower surface parallel and level of pressure calibration district and mesa, main body frame fixes the upper surface in mesa and pressure calibration district, the total four of first stationary blade, four first stationary blades are fixed respectively on four angles in the main body frame outside, set nut is total four, and four set nut install respectively on four first stationary blades.

Furthermore, the air cylinder assembly comprises a magnetic coupling air cylinder, two fixing blocks and a pneumatic button, the magnetic coupling air cylinder comprises a cylinder rod and a moving body, the cylinder rod and the moving body are coaxially arranged from inside to outside, the two fixing blocks are fixed on two sides of the cylinder rod respectively, the other ends of the fixing blocks are fixed on the side face of the main body frame, and the pneumatic button is fixed on the outer side face of the main body frame.

Further, the sliding assembly comprises second fixing pieces, a track, sliding blocks, third fixing pieces and a support, the second fixing pieces, the track, the sliding blocks and the third fixing pieces are respectively two in number, the two second fixing pieces are respectively fixed at the upper ends of the inner side faces of the two sides of the main body frame, the two tracks are respectively fixed on the upper surfaces of the two second fixing pieces, the two sliding blocks are respectively connected with the two track line rails, the two third fixing pieces are respectively fixed on the upper surfaces of the two sliding blocks, the support is fixed on the upper surfaces of the two third fixing pieces, and the middle position of the lower surface of the support is fixedly connected with the upper surface of the moving body.

Furthermore, the pressure measuring assembly comprises two pressure sensors and two pressure displays, the two pressure sensors are embedded in the edge of one side of the table board, the upper surfaces of the pressure sensors are flush with the upper surface of the table board, and the pressure displays are fixed on the outer side surface of the main body frame.

Furthermore, the roller wheel assembly comprises a roller wheel, a first connecting piece, a spring, a second connecting piece and a pressure adjusting bolt, two ends of the roller wheel assembly are respectively fixedly connected with the lower surfaces of the two third fixing pieces, the first connecting pieces, the springs and the second connecting pieces are coaxially arranged from bottom to top, the number of the second connecting pieces is two, the two second connecting pieces are respectively fixed on the lower surfaces of the two third fixing pieces, the number of the springs is four, the upper surfaces of the springs are connected with the lower surfaces of the second connecting pieces, the lower surface of each second connecting piece is connected with two springs, the first connecting piece is total two, and first connecting piece is connected with the lower surface of spring, pressure adjusting bolt is total two, and pressure adjusting bolt runs through second connecting piece and first connecting piece from top to bottom and fixes on first connecting piece, the running roller both ends respectively with the inboard fixed surface of first connecting piece be connected.

Further, main body frame's material is the bakelite board, and main body frame is formed by connecting four cuboids, and four cuboid two liang meet, every adjacent cuboid mutually perpendicular, and the lower extreme of every cuboid has the opening.

Further, the outer side of the roller is coated with rubber of 5mm, the diameter of the roller is 80mm, the length of the roller is 400mm, and the effective rolling distance is 370 mm.

Further, still include and roll the pressure workspace, roll the upper end of pressure workspace on the mesa upper surface.

Compared with the prior art, the utility model has the advantages and positive effect as follows:

1. the utility model has the advantages of simple structure, degree of automation is high, and the error is little, and is efficient.

2. The utility model discloses a switch of pneumatic button is the tribit switch, is respectively for advancing, meso position, retreating, easy operation.

3. The utility model discloses a pressure measurement subassembly includes pressure sensor and pressure display, and pressure sensor is total two, and the pressure value of measuring is more accurate, and pressure sensor inlays and establishes the edge in mesa one side, and pressure sensor's upper surface and the upper surface parallel and level of mesa, pressure display fix the lateral surface at main body frame, and pressure display can show pressure sensor measuring pressure value, in time adjusts the pressure value according to the demand.

4. The utility model discloses a pressure adjusting bolt is total two, has guaranteed the homogeneity of both sides atress, and pressure adjusting bolt runs through second connecting piece and first connecting piece from top to bottom and fixes on first connecting piece, and clockwise rotation pressure adjusting bolt can make pressure grow, convenient to use.

5. The utility model discloses a main body frame's material is bakelite board, and is durable, and main body frame is formed by connecting four cuboids, and two liang of meeting of four cuboids, every adjacent cuboid are mutually perpendicular, and the lower extreme of every cuboid has the opening, has made things convenient for getting of pole piece to put.

6. The utility model discloses a roll and press workspace in the upper end of mesa upper surface, place pending pole piece and roll and press the workspace in, handle, ensure to exceed and roll and press the scope.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of the overall structure of the lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of the present invention;

fig. 2 is a schematic view of a device main body and a pressure measuring assembly of the lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of the present invention;

FIG. 3 is a schematic view of a cylinder assembly of the pre-treatment rolling device for a stripping resistance test sample of a lithium ion battery pole piece;

fig. 4 is the slide module and roller assembly schematic diagram of the utility model discloses pressure equipment is rolled to lithium ion battery pole piece peel resistance test sample pretreatment.

Reference numerals:

1. a device main body; 2. a cylinder assembly; 3. a sliding assembly; 4. a pressure measuring assembly; 5. a roller assembly; 6. rolling the working area; 11. a table top; 12. a pressure calibration area; 13. a main body frame; 14. a first fixing sheet; 15. positioning a nut; 21. a magnetic couple cylinder; 22. a fixed block; 23. a pneumatic button; 31. a second fixing sheet; 32. a track; 33. a slider; 34. a third fixing sheet; 35. a support; 41. a pressure sensor; 42. a pressure display; 51. a roller; 52. a first connecting member; 53. a spring; 54. a second connecting member; 55. a pressure adjusting bolt; 211. a cylinder rod; 212. a moving body.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in figures 1-4, the utility model relates to a pre-treatment rolling device for a lithium ion battery pole piece peeling resistance test sample, which belongs to the technical field of lithium battery detection equipment, and comprises a device main body 1, a cylinder component 2, a sliding component 3, a pressure measuring component 4 and a roller component 5, wherein the device main body 1 comprises a table top 11, pressure calibration district 12, main body frame 13, first stationary blade 14 and set nut 15, mesa 11 is placed on the horizontal plane, pressure calibration district 12 links to each other with a side of mesa 11, the upper surface and the lower surface parallel and level of pressure calibration district 12 and mesa 11, main body frame 13 fixes the upper surface at mesa 11 and pressure calibration district 12, first stationary blade 14 is four in total, four first stationary blades 14 are fixed respectively on four angles in the main body frame 13 outside, set nut 15 is four in total, four set nut 15 are installed respectively on four first stationary blades 14.

Preferably, the cylinder assembly 2 comprises a magnetic couple cylinder 21, fixed blocks 22 and a pneumatic button 23, the magnetic couple cylinder 21 uses a cylinder of type CY1B/CY3B25, the magnetic couple cylinder 21 comprises a cylinder rod 211 and a moving body 212, the cylinder rod 211 and the moving body 212 are coaxially arranged from inside to outside, the number of the fixed blocks 22 is two, the two fixed blocks 22 are respectively fixed on two sides of the cylinder rod 211, the other ends of the fixed blocks 22 are fixed on the side surface of the main body frame 13, the pneumatic button 23 is fixed on the outer side surface of the main body frame 13, the pneumatic button 23 is a three-position switch which respectively comprises a forward position, a middle position and a backward position, and the operation.

Preferably, the sliding assembly 3 includes two second fixing plates 31, two rails 32, two sliding blocks 33, two third fixing plates 34 and two brackets 35, the two second fixing plates 31 are respectively fixed on the upper ends of the inner sides of the two sides of the main body frame 13, the two rails 32 are respectively fixed on the upper surfaces of the two second fixing plates 31, the two sliding blocks 33 are respectively connected with the two rails 32 through linear rails, the two third fixing plates 34 are respectively fixed on the upper surfaces of the two sliding blocks 33, the brackets 35 are fixed on the upper surfaces of the two third fixing plates 34, and the middle position of the lower surface of the bracket 35 is fixedly connected with the upper surface of the moving body 212.

Preferably, the pressure measuring assembly 4 includes two pressure sensors 41 and two pressure displays 42, the pressure sensors 41 are configured to measure more accurate pressure values, the pressure sensors 41 are embedded in the edge of one side of the table 11, the upper surface of the pressure sensors 41 is flush with the upper surface of the table 11, the pressure displays 42 are fixed on the outer side surface of the main frame 13, and the pressure displays 42 can display the pressure values measured by the pressure sensors 41 and adjust the pressure values in time according to requirements.

Preferably, the roller assembly 5 comprises a roller 51, a first connecting piece 52, springs 53, a second connecting piece 54 and pressure adjusting bolts 55, two ends of the roller assembly 5 are respectively fixedly connected with the lower surfaces of the two third fixing pieces 34, the first connecting piece 52, the springs 53 and the second connecting piece 54 are coaxially arranged from bottom to top, the number of the second connecting pieces 54 is two, the two second connecting pieces 54 are respectively fixed on the lower surfaces of the two third fixing pieces 34, the number of the springs 53 is four, the upper surface of the spring 53 is connected with the lower surface of the second connecting piece 54, the lower surface of each second connecting piece 54 is connected with the two springs 53, the number of the first connecting pieces 52 is two, the first connecting piece 52 is connected with the lower surface of the spring 53, the number of the pressure adjusting bolts 55 is two, the uniformity of force on two sides is ensured, the pressure adjusting bolts 55 penetrate through the second connecting piece 54 and the first connecting piece, the pressure adjusting bolt 55 is rotated clockwise to increase the pressure, so that the use is convenient, and the two ends of the roller 51 are fixedly connected with the inner side surface of the first connecting piece 52 respectively.

Preferably, the material of main body frame 13 is bakelite board, and is durable, and main body frame 13 is formed by connecting four cuboids, and four cuboid two liang meet, every adjacent cuboid mutually perpendicular, and the lower extreme of every cuboid has the opening, has made things convenient for getting of pole piece and has put.

Preferably, the outside of the roller 51 is encapsulated by 5mm, the diameter of the roller is 80mm, the length of the roller is 400mm, and the effective rolling distance is 370 mm.

Preferably, still include and roll pressure workspace 6, roll pressure workspace 6 in the upper end of mesa 11 upper surface, place the pole piece of treating in rolling workspace 6, handle, ensure not to exceed and roll the pressure scope.

In the actual operation process, push away support 35 manually pressure calibration district 12 top, adjust the elasticity degree of pressure adjusting bolt 55, obtain required test pressure at pressure display 42, place the pole piece of pending at the central point of rolling pressure workspace 6, use pneumatic button 23 to make running roller 51 advance, when third stationary blade 34 touches set nut 15, running roller 51 stop motion, use pneumatic button 23 to make running roller 51 retreat, when the set nut 15 of the other end is touched to the other end of third stationary blade 34, running roller 51 stop motion, can carry out a lot of rolling according to the needs of handling.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Lithium ion battery pole piece peel resistance test sample pretreatment rolling device, its characterized in that: comprises a device main body (1), a cylinder component (2), a sliding component (3), a pressure measuring component (4) and a roller component (5), the device main body (1) comprises a table top (11), a pressure calibration area (12), a main body frame (13), a first fixing sheet (14) and a positioning nut (15), the table top (11) is placed on a horizontal plane, the pressure calibration area (12) is connected with one side surface of the table top (11), the pressure calibration area (12) is flush with the upper surface and the lower surface of the table top (11), the main body frame (13) is fixed on the upper surfaces of the table top (11) and the pressure calibration area (12), the number of the first fixing pieces (14) is four, the four first fixing pieces (14) are respectively fixed on four corners of the outer side of the main body frame (13), the number of the positioning nuts (15) is four, and the four positioning nuts (15) are respectively arranged on the four first fixing pieces (14).

2. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: the air cylinder assembly (2) comprises a magnetic coupling air cylinder (21), fixing blocks (22) and pneumatic buttons (23), the magnetic coupling air cylinder (21) comprises a cylinder rod (211) and a moving body (212), the cylinder rod (211) and the moving body (212) are coaxially arranged from inside to outside, the number of the fixing blocks (22) is two, the two fixing blocks (22) are respectively fixed on two sides of the cylinder rod (211), the other ends of the fixing blocks (22) are fixed on the side face of a main body frame (13), and the pneumatic buttons (23) are fixed on the outer side face of the main body frame (13).

3. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: sliding assembly (3) include second stationary blade (31), track (32), slider (33), third stationary blade (34) and support (35), second stationary blade (31), track (32), slider (33) and third stationary blade (34) respectively have two, and the medial surface upper end in main body frame (13) both sides is fixed respectively in two second stationary blades (31), and the upper surface in two second stationary blades (31) is fixed respectively in two tracks (32), and two sliders (33) are connected with two tracks (32) line rails respectively, and the upper surface in two sliders (33) is fixed respectively in two third stationary blades (34), the upper surface in two third stationary blades (34) is fixed in support (35), and the intermediate position of support (35) lower surface and the upper surface fixed connection of moving body (212).

4. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: pressure measurement subassembly (4) include pressure sensor (41) and pressure display (42), pressure sensor (41) are total two, and pressure sensor (41) are inlayed and are established at the edge of mesa (11) one side, and the upper surface of pressure sensor (41) is flush with the upper surface of mesa (11), the lateral surface at main body frame (13) is fixed in pressure display (42).

5. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: the roller wheel assembly (5) comprises rollers (51), first connecting pieces (52), springs (53), second connecting pieces (54) and pressure adjusting bolts (55), two ends of the roller wheel assembly (5) are fixedly connected with the lower surfaces of the two third fixing pieces (34) respectively, the first connecting pieces (52), the springs (53) and the second connecting pieces (54) are coaxially arranged from bottom to top, the number of the second connecting pieces (54) is two, the two second connecting pieces (54) are fixed on the lower surfaces of the two third fixing pieces (34) respectively, the number of the springs (53) is four, the upper surfaces of the springs (53) are connected with the lower surfaces of the second connecting pieces (54), the lower surface of each second connecting piece (54) is connected with the two springs (53), the number of the first connecting pieces (52) is two, the first connecting pieces (52) are connected with the lower surfaces of the springs (53), and the number of the pressure adjusting bolts (55) is two, the pressure adjusting bolt (55) penetrates through the second connecting piece (54) and the first connecting piece (52) from top to bottom and is fixed on the first connecting piece (52), and two ends of the roller (51) are fixedly connected with the inner side surface of the first connecting piece (52) respectively.

6. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: the material of main body frame (13) is bakelite board, and main body frame (13) are formed by connecting four cuboids, and two liang of phase-offs of four cuboids, every adjacent cuboid mutually perpendicular, the lower extreme of every cuboid has the opening.

7. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: the outer side of the roller (51) is coated with rubber of 5mm, the diameter of the roller is 80mm, the length of the roller is 400mm, and the effective rolling distance is 370 mm.

8. The lithium ion battery pole piece peeling resistance test sample pretreatment rolling device of claim 1, which is characterized in that: the table further comprises a rolling working area (6), and the rolling working area (6) is arranged at the upper end of the upper surface of the table top (11).