Rolling equipment

Abstract

The utility model belongs to the technical field of lithium battery manufacturing, and particularly relates to rolling equipment, which comprises a roller, a cutter device and a rim charge stripping device, the rim charge stripping device comprises an adjusting mechanism, a base, a mounting seat and a scraper component, the base is arranged on the adjusting mechanism, the adjusting mechanism is used for driving the base to perform position adjustment along a first direction, and the mounting seat is arranged on the mounting seat. The first direction is parallel to the axis direction of the roller; the mounting base is arranged on the base, and the position of the mounting base can be adjusted relative to the base in the first direction; the scraper assembly is arranged on the mounting base, and a scraper in the scraper assembly is attached to the roller face of the roller. The base is driven by the adjusting mechanism, coarse adjustment of the position of the scraper assembly in the first direction can be achieved, then fine adjustment of the position of the scraper assembly in the first direction can be achieved by adjusting the relative position of the mounting base and the base, and therefore position adjustment of the scraper assembly in the axial direction of the roller is achieved, and adjustment is accurate; and therefore, different trimming widths can be adapted.

Description

TECHNICAL FIELD

[0001] The utility model relates to lithium battery manufacturing technical field especially relates to a roll equipment. BACKGROUND

[0002] Battery diaphragm is the basis of lithium ion battery, directly determines the electrochemical performance and safety of battery. Battery diaphragm usually adopts dry or wet process to prepare, wherein dry process is to prepare diaphragm with powder, then carries out thermal compounding with current collector (foil) to prepare battery diaphragm.

[0003] In the dry method roll forming, the viscosity of the film material is large, after the edge cutting device cuts the edge of the film, the cut-off waste edge is easy to stick to the film or the roll surface, so the scraper is needed to remove the waste edge to ensure that the waste edge is separated from the film, and the cleanliness of the roll surface is also ensured. But the existing scraping device cannot freely adjust the axial position of the scraper, and cannot be applied to different edge cutting widths. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a roll equipment, which can realize the position adjustment of the scraper assembly along the axial direction of the roll, and the adjustment is accurate, and can adapt to different edge cutting widths.

[0005] To achieve this purpose, the utility model adopts the following technical scheme:

[0006] The roll equipment comprises a roll, a cutter device and an edge material stripping device, the roll is used for rolling diaphragm, the cutter device is used for cutting the edge of the diaphragm rolled by the roll, and the edge material stripping device is used for stripping the waste edge cut by the cutter device from the roll.

[0007] The edge material stripping device comprises an adjusting mechanism, a base, a mounting seat and a scraper assembly, the base is arranged on the adjusting mechanism, and the adjusting mechanism is used for driving the base to adjust the position in the first direction. The mounting seat is arranged on the base, and the mounting seat can adjust the position in the first direction relative to the base. The scraper assembly is arranged on the mounting seat, and the scraper in the scraper assembly is attached to the roll surface.

[0008] The above technical scheme has the following beneficial effects:

[0009] The technical scheme provides a rolling equipment, which comprises a roller, a cutter device and a side material stripping device, wherein the side material stripping device comprises an adjusting mechanism, a base, a mounting seat and a scraper assembly, the base is arranged on the adjusting mechanism, the adjusting mechanism is used for driving the base to adjust the position in a first direction, the first direction is parallel to the axial direction of the roller; the mounting seat is arranged on the base and can adjust the position in the first direction relative to the base; the scraper assembly is arranged on the mounting seat, and a scraper in the scraper assembly is attached to the roller surface. The base is driven by the adjusting mechanism, so that the position of the scraper assembly in the first direction can be coarsely adjusted, and the relative position of the mounting seat and the base is adjusted, so that the position of the scraper assembly in the first direction can be finely adjusted, thereby realizing the position adjustment of the scraper assembly in the axial direction of the roller, and the adjustment is accurate, and different side cutting widths can be adapted. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 is a structural schematic diagram of the rolling equipment provided by the embodiment of the utility model;

[0011] Figure 2 is a structural schematic diagram of the side material stripping device involved in the embodiment of the utility model;

[0012] Figure 3 is a partial structural schematic diagram of the side material stripping device involved in the embodiment of the utility model Figure 1 .

[0013] Figure 4 is a partial structural schematic diagram of the side material stripping device involved in the embodiment of the utility model Figure 2 .

[0014] In the drawings:

[0015] 10, roller; 20, side material stripping device;

[0016] 21, adjusting mechanism; 211, adjusting seat; 212, screw rod; 213, moving block; 214, manual rocker; 22, first guide mechanism; 221, first guide rail; 222, first sliding block; 23, base; 231, first bar-shaped hole; 232, second guide rail; 24, mounting seat; 241, first fastening hole; 25, scraper assembly; 251, scraper seat; 2511, clamping part; 2511a, avoiding inclined surface; 252, scraper; 26, angle adjusting part; 27, dust removal mechanism; 271, clamp; 2711, second bar-shaped hole; 272, dust removal pipe; 28, second fastening part. DETAILED DESCRIPTION

[0017] The utility model will be further explained in detail below in combination with the drawings and embodiments. It can be understood that the specific embodiments described herein are only used to explain the utility model, and not to limit the utility model. In addition, it should be noted that, in order to facilitate the description, only the part related to the utility model is shown in the drawings, not all structures.

[0018] In the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected", "fixed" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0019] In the utility model, unless otherwise explicitly specified and limited, the first feature is "on" or "below" the second feature, which can include direct contact between the first and second features, or indirect contact between the first and second features through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0020] In the description of the embodiment, the terms "up", "down", "right", etc. orientation or position relationship is based on the orientation or position relationship shown in the drawings, only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

[0021] As Figures 1 to 4As shown, the embodiment provides a rolling device, which comprises a roller 10, a cutting device (not shown in the figure) and a scrap stripping device 20. The roller 10 is used for rolling a film, which is formed by rolling powder. The cutting device is used for cutting edges of the film rolled by the roller 10, and the scrap stripping device 20 is used for stripping the scrap cut by the cutting device from the roller 10. The scrap stripping device 20 comprises an adjusting mechanism 21, a base 23, a mounting seat 24 and a scraper assembly 25. The base 23 is arranged on the adjusting mechanism 21, and the adjusting mechanism 21 is used for driving the base 23 to adjust the position in a first direction, which is parallel to the axis direction of the roller 10. The mounting seat 24 is arranged on the base 23, and the mounting seat 24 can adjust the position in the first direction relative to the base 23. The scraper assembly 25 is arranged on the mounting seat 24, and the scraper 252 in the scraper assembly 25 is attached to the roller surface of the roller 10.

[0022] The adjusting mechanism 21 drives the base 23, which can coarsely adjust the position of the scraper assembly 25 in the first direction. Then, the relative position between the mounting seat 24 and the base 23 is adjusted, which can finely adjust the position of the scraper assembly 25 in the first direction, so as to adjust the position of the scraper assembly 25 in the axis direction of the roller 10, and the adjustment is accurate, which can adapt to different edge cutting widths.

[0023] Referring to Figure 2 In the embodiment, the adjusting mechanism 21 comprises an adjusting seat 211, a lead screw 212 and a moving block 213. The lead screw 212 is rotationally arranged on the adjusting seat 211, and the axis of the lead screw 212 extends in the first direction. The moving block 213 is threadedly connected with the lead screw 212, and the base 23 is connected with the moving block 213. The rotation of the lead screw 212 can drive the moving block 213 to move in the first direction, so as to drive the base 23, the mounting seat 24 and the scraper assembly 25 arranged on the base 23 to move in the first direction, and coarsely adjust the position of the scraper assembly 25 in the first direction. Alternatively, the lead screw 212 can be driven to rotate by a motor, or can be driven to rotate by a manual rocker 214. In other embodiments, the adjusting mechanism 21 can also be an electric push rod. The electric push rod can extend and retract in the first direction, and the extension end of the electric push rod is connected with the base 23, so as to drive the base 23 to move in the first direction.

[0024] Further, the rolling device further comprises a first guide mechanism 22, which comprises a first guide rail 221 and a first sliding block 222. The first guide rail 221 is arranged on the adjusting seat 211, and the axis of the first guide rail 221 extends in the first direction. The first sliding block 222 is slidingly arranged on the first guide rail 221, and the first sliding block 222 is connected with the base 23. When the adjusting mechanism 21 drives the base 23 to move in the first direction, the first guide mechanism 22 can guide the movement of the base 23, so that the movement of the base 23 is more stable.

[0025] In the embodiment, the number of the bases 23, the mounting seats 24 and the scraper assemblies 25 is two, the lead screw 212 has a right thread section and a reverse thread section, the right thread section and the reverse thread section are connected with the moving blocks 213 respectively, the two moving blocks 213 are connected with the two bases 23 respectively in one-to-one correspondence, the two mounting seats 24 are connected with the two bases 23 respectively in one-to-one correspondence, and the two scraper assemblies 25 are connected with the two mounting seats 24 respectively in one-to-one correspondence. When the lead screw 212 rotates, the two scraper assemblies 25 can move towards each other or move away from each other, so as to align the center of the roller 10 and ensure that the scraping edge widths on both sides are consistent.

[0026] With reference to Figure 3 and Figure 4 , in the embodiment, the base 23 is provided with a first strip-shaped hole 231 extending along the first direction, the mounting seat 24 is provided with a first fastening hole 241, and the first fastener is arranged in the first strip-shaped hole 231 and fastened with the first fastening hole 241. Through the structure, the mounting seat 24 can be adjusted in position along the first direction relative to the base 23, so as to finely adjust the position of the scraper assembly 25 along the first direction. When it is necessary to adjust the position of the mounting seat 24 along the first direction, the first fastener is loosened first, then the mounting seat 24 is moved, and after the mounting seat 24 is moved to the appropriate position, the first fastener is fastened again. The adjustment mode is simple and easy to operate. Further, a second guide mechanism is arranged between the base 23 and the mounting seat 24, the second guide mechanism includes a second guide rail 232 and a second sliding block, one of the second guide rail 232 and the second sliding block is arranged on the base 23, and the other is arranged on the mounting seat 24. The second guide rail 232 extends along the first direction, and the second sliding block is in sliding fit with the second guide rail 232. When the mounting seat 24 moves along the first direction relative to the base 23, the second guide mechanism can guide the movement of the mounting seat 24, so that the movement of the mounting seat 24 is more stable.

[0027] With reference to Figure 3 , in the embodiment, the scraper assembly 25 includes a scraper seat 251 and a scraper 252, the scraper seat 251 is formed with a clamping portion 2511, and the scraper 252 is clamped in the clamping portion 2511. The end face of the clamping portion 2511 away from the scraper 252 is formed with a clearance inclined surface 2511a to avoid interference with the roll surface of the roller 10. The thickness of the scraper 252 is 0.2-0.4mm, for example, 0.2mm, 0.3mm or 0.4mm, and the preferred thickness of the embodiment is 0.3mm. The cross section of the contact position of the roller 10 and the scraper 252 is a first reference surface, and the surface of the scraper 252 facing the roller 10 is a second reference surface. The included angle between the first reference surface and the second reference surface is 10 degrees-70 degrees.

[0028] Further, the scraper seat 251 is rotationally connected with the mounting seat 24, and the scraper assembly 25 can be adjusted in rotation angle by the angle adjusting member 26, and the rotation axis of the scraper assembly 25 is parallel to the first direction. By the arrangement, the angle of the scraper assembly 25 can be adjusted, so that the scraper 252 is fully attached to the roll surface of the roll 10, thereby separating the scrap edge from the film and fully cleaning the roll surface of the roll 10.

[0029] In the embodiment, the scraper seat 251 is provided with a threaded hole, the angle adjusting member 26 has an external thread, the angle adjusting member 26 is threadedly connected with the scraper seat 251, and one end of the angle adjusting member 26 abuts against the mounting seat 24. By rotating the angle adjusting member 26, the connection position of the angle adjusting member 26 and the scraper seat 251 can be adjusted, so that the angle of the scraper assembly 25 is adjusted, and the adjustment mode is simple and easy to operate. In other embodiments, a threaded hole can also be provided on the mounting seat 24, the angle adjusting member 26 is threadedly connected with the mounting seat 24, and one end of the angle adjusting member 26 abuts against the scraper seat 251.

[0030] With reference to Figure 2 Further, the roll pressing device further comprises a dust removal mechanism 27, which is used to suck the waste material stripped from the roll 10 by the scraper assembly 25, so as to avoid secondary pollution in the product winding process. The dust removal mechanism 27 comprises a dust removal pipe 272 and a clamp 271, the dust removal pipe 272 is connected with the base 23 through the clamp 271, and the waste material stripped from the roll 10 by the scraper assembly 25 can be sucked into the dust removal pipe 272. In the embodiment, the clamp 271 can be adjusted in position along the second direction relative to the base 23, so as to adjust the distance between the dust removal pipe 272 and the roll surface of the roll 10, and the second direction is perpendicular to the first direction. By the above arrangement, the optimal material receiving height of the dust removal pipe 272 can be ensured, and the waste material is more efficiently and stably received. Alternatively, the distance between the end of the dust removal pipe 272 close to the roll 10 and the roll surface of the roll 10 is 20-80 mm.

[0031] With reference to Figure 3 In the embodiment, the clamp 271 is provided with a second strip-shaped hole 2711 extending along the second direction, the base 23 is provided with a second fastening hole, and the second fastening member 28 is arranged in the second strip-shaped hole 2711 and is fastenedly connected with the second fastening hole. By the structural arrangement, the clamp 271 can be adjusted in position along the second direction relative to the base 23, so as to adjust the distance between the dust removal pipe 272 and the roll surface of the roll 10. When it is necessary to adjust the position of the clamp 271 along the second direction, the second fastening member 28 is first loosened, then the clamp 271 is moved, and after the clamp 271 is moved to the appropriate position, the second fastening member 28 is fastened, and the adjustment mode is simple and easy to operate.

[0032] Obviously, the above embodiments of the present application are merely examples for clearly illustrating the present application, and are not intended to limit the implementation modes of the present application. For those skilled in the art, various obvious changes, re-adjustments and replacements can be made without departing from the protection scope of the present application. Here, it is not necessary and also impossible to enumerate all the implementation modes. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application claim.

Claims

1. A rolling equipment, comprising a roll (10), a cutter device and an edge stripping device (20), wherein the roll (10) is used to roll a film, the cutter device is used to cut the edge of the film rolled by the roll (10), and the edge stripping device (20) is used to strip the waste edge cut off by the cutter device from the roll (10); Its features are, The edge stripping device (20) includes an adjustment mechanism (21), a base (23), a mounting base (24), and a scraper assembly (25). The base (23) is disposed on the adjustment mechanism (21), which is used to drive the base (23) to adjust its position along a first direction. The mounting base (24) is disposed on the base (23) and is capable of adjusting its position relative to the base (23) along the first direction. The scraper assembly (25) is disposed on the mounting base (24), and the scraper (252) in the scraper assembly (25) is in contact with the roller surface of the roll (10).

2. The roller pressing equipment according to claim 1, characterized in that, The scraper assembly (25) is rotatably connected to the mounting base (24). The scraper assembly (25) can be adjusted in rotation angle by the angle adjustment member (26). The rotation axis of the scraper assembly (25) is parallel to the first direction.

3. The roller pressing equipment according to claim 2, characterized in that, The scraper assembly (25) is provided with a threaded hole, the angle adjustment member (26) has an external thread, the angle adjustment member (26) is threadedly connected to the scraper assembly (25), and one end of the angle adjustment member (26) abuts against the mounting base (24).

4. The roller pressing equipment according to claim 1, characterized in that, The scraper assembly (25) includes a scraper seat (251) and a scraper (252). The scraper seat (251) has a clamping portion (2511) and the scraper (252) is clamped in the clamping portion (2511). The end face of the clamping portion (2511) opposite to the scraper (252) forms an avoidance slope (2511a) to avoid the roller (10).

5. The roller pressing equipment according to claim 4, characterized in that, The thickness of the scraper (252) is 0.2mm-0.4mm.

6. The roller pressing equipment according to claim 4, characterized in that, The tangential surface at the contact point between the roll (10) and the scraper (252) is the first reference surface, and the surface of the scraper (252) facing the roll (10) is the second reference surface. The angle between the first reference surface and the second reference surface is 10 degrees to 70 degrees.

7. The roller pressing equipment according to claim 1, characterized in that, The base (23) has a first strip hole (231) extending along the first direction, and the mounting base (24) has a first fastening hole (241). The first fastener passes through the first strip hole (231) and is fastened to the first fastening hole (241).

8. The roller pressing equipment according to any one of claims 1-7, characterized in that, The rolling mill also includes a dust removal mechanism (27), which includes a dust removal pipe (272) and a clamp (271). The dust removal pipe (272) is connected to the base (23) through the clamp (271), and the clamp (271) can be adjusted relative to the base (23) in a second direction to adjust the distance between the dust removal pipe (272) and the roller surface of the roll (10). The second direction is perpendicular to the first direction.

9. The roller pressing equipment according to claim 8, characterized in that, The distance between the end of the dust removal pipe (272) near the roll (10) and the roll surface of the roll (10) is 20mm-80mm.

10. The roller pressing equipment according to any one of claims 1-7, characterized in that, The adjustment mechanism (21) includes an adjustment seat (211), a lead screw (212), and a moving block (213). The lead screw (212) is rotatably mounted on the adjustment seat (211), and the axis of the lead screw (212) extends along the first direction. The moving block (213) is threadedly connected to the lead screw (212), and the base (23) is connected to the moving block (213).

11. The roller pressing equipment according to claim 10, characterized in that, The number of the base (23), the mounting base (24), and the scraper assembly (25) are all two. The lead screw (212) has a positive thread section and a negative thread section. The positive thread section and the negative thread section are respectively connected to the moving block (213). The two bases (23) are respectively connected to the two moving blocks (213). The two mounting bases (24) are respectively connected to the two bases (23). The two scraper assemblies (25) are respectively connected to the two mounting bases (24).

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