Simple diaphragm coating and cutting device

CN224878414UActive Publication Date: 2026-10-23ZHUHAI ENERGY NEW MATERIALS TECH CO LTD
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Patent Information

Application Number
CN202621438421.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2026-09-14
Publication Date
2026-10-23
Estimated Expiration
2036-09-14

AI Technical Summary

Benefits of technology

[0015]本实用新型透过支撑部放置并支撑隔膜卷,拉动隔膜时,涂布部将隔膜涂覆上浆料,再透过裁切部将需要的隔膜大小直接裁下,缩短实验人员从取得原料经过涂布裁切的时间,更便于实验进行。

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Abstract

The utility model provides a simple diaphragm coating and cutting device for laboratory, include: support part, contain support frame and place film mechanism, coating part, set up in support frame, and adjacent one side of place film mechanism, wherein, the coating part includes coating head, wiper, first clamp and second clamp, one side of wiper contacts coating head, cutting part, set up in support frame, and be located the other side of coating part relative to place film mechanism, the cutting part includes cutting edge, cutting edge is set up to the direction of far from place film mechanism, wherein, the diaphragm is along the direction of delivery transmission, the direction of delivery is from place film mechanism, via coating part to the direction of extending to cutting part.
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Description

Technical Field

[0001] This utility model relates to a simple diaphragm coating and cutting device for laboratory use, belonging to the technical field of diaphragm testing or manufacturing. Background Technology

[0002] Coating equipment refers to "devices that apply coating liquids to paper, fabrics, leather, plastic films, or thin metal sheets," and includes types such as: rod coaters, roller coaters, air knife coaters, curtain coaters, slot coaters, brush coaters, and doctor blade coaters. Among these, rod coaters utilize a coating rod to remove or adjust excess coating liquid applied to the roll material, thus allowing for simple and rapid application of various coating liquids to roll materials, making them a widely accepted and used type of machine.

[0003] However, under laboratory conditions, if only a small number of samples are needed for testing and inspection, and the coated diaphragm needs to be obtained quickly, a convenient, time-saving, and labor-saving method is required so that testers can obtain samples more quickly and perform subsequent operations. Utility Model Content

[0004] Based on the above-mentioned technical requirements, the main objective of this utility model is to provide a simple diaphragm coating and cutting device for laboratory use.

[0005] To achieve the aforementioned objective, this utility model employs the following technical features: An embodiment of a simple diaphragm coating and cutting device includes: a support part comprising a support frame and a film placement mechanism; a coating part disposed on the support frame and adjacent to one side of the film placement mechanism, wherein the coating part includes a coating head, a scraper, a first clamp, and a second clamp, one side of the scraper contacting the coating head, and the first clamp and the second clamp respectively fixing both ends of the scraper to the two sides of the coating head; and a cutting part disposed on the support frame and located on the other side of the coating part opposite to the film placement mechanism, the cutting part including a cutting blade, the cutting blade being oriented away from the film placement mechanism; wherein the diaphragm is conveyed along a conveying direction, the conveying direction being the direction extending from the film placement mechanism, through the coating part, to the cutting part.

[0006] Preferably, the plane containing the film-laying mechanism, the coating head, and the cutting section is parallel to the horizontal plane.

[0007] Preferably, the coating head includes: a blade-shaped structure, the blade-shaped structure comprising: a first blade-shaped structure and a second blade-shaped structure, the first blade-shaped structure and the second blade-shaped structure being disposed opposite to each other, and the thinner end of the blade-shaped structure facing away from the support frame, wherein a first accommodating space is provided between the first blade-shaped structure and the second blade-shaped structure for selectively accommodating slurry; and a bar, rotatably disposed on one side of the blade-shaped structure and in contact with the first accommodating space, wherein the bar rotates relative to the blade-shaped structure with its central axis as the axis to uniformly coat the slurry onto the diaphragm.

[0008] Preferably, the blade-shaped structure further includes a first inclined surface disposed on one side of the first blade-shaped structure relative to the second blade-shaped structure to allow the slurry to flow along the first inclined surface; a second inclined surface disposed on one side of the second blade-shaped structure relative to the first blade-shaped structure to allow the slurry to flow along the second inclined surface; a first recovery tank disposed on one side of the first blade-shaped structure relative to the second blade-shaped structure and corresponding to the first inclined surface to store the slurry flowing along the first inclined surface; and a second recovery tank disposed on one side of the first blade-shaped structure relative to the second blade-shaped structure and corresponding to the first inclined surface to store the slurry flowing along the first inclined surface.

[0009] Preferably, the coating head further comprises: a liquid storage tank disposed at one end of the blade-shaped structure away from the bar, the liquid storage tank further comprising a liquid storage space connected to the first accommodating space; a first recovery pipe, the two ends of which are respectively connected to the first recovery tank and the liquid storage tank, and connected to the liquid storage space, so as to transport the slurry from the first recovery tank back to the liquid storage tank and store it in the liquid storage space; and a second recovery pipe, the two ends of which are respectively connected to the second recovery tank and the liquid storage tank, and connected to the liquid storage space, so as to transport the slurry from the second recovery pipe back to the liquid storage tank and store it in the liquid storage space.

[0010] Preferably, the first clamp is detachably mounted on the first recycling tank, and the first clamp can reciprocate along the central axis of the wire bar to adjust the contact area between the scraper and the wire bar; the second clamp is detachably mounted on the second recycling tank, and the second clamp can reciprocate along the central axis of the wire bar to adjust the contact area between the scraper and the wire bar.

[0011] Preferably, the scraper includes a first sub-scraper and a second sub-scraper, and the first clamp includes a first sub-clamp and a second sub-clamp, the second clamp includes a third sub-clamp and a fourth sub-clamp, the first sub-scraper and the second sub-scraper are respectively disposed on both sides of the coating head along the axis of the bar; wherein the first sub-clamp fixes one end of the first sub-scraper to the side of the first recycling tank away from the first receiving space, and the third sub-clamp fixes the other end of the first sub-scraper to the side of the second recycling tank away from the first receiving space; and the third sub-clamp fixes one end of the second sub-scraper to the side of the first recycling tank away from the first receiving space, and the fourth sub-clamp fixes the other end of the second sub-scraper to the side of the second recycling tank away from the first receiving space.

[0012] Preferably, the thickness of the scraper is 10 to 15 μm.

[0013] Preferably, the cutting blade further includes a V-shaped blade, which is continuously arranged along a width direction that is parallel to the horizontal plane and orthogonal to the conveying direction.

[0014] Preferably, the thickness of the V-shaped blade is between 2.4 and 2.6 cm.

[0015] This invention uses a support part to place and support the diaphragm roll. When the diaphragm is pulled, the coating part coats the diaphragm with slurry, and then the cutting part directly cuts the diaphragm to the required size, which shortens the time for the experimenter from obtaining the raw material to coating and cutting, and makes the experiment easier to carry out. Attached Figure Description

[0016] Figure 1 This is a side view of a simple diaphragm coating and cutting device.

[0017] Figure 2 This is a schematic diagram of one implementation of a simple diaphragm coating and cutting device.

[0018] Figure 3 This is a schematic diagram of another implementation of a simple diaphragm coating and cutting device.

[0019] Figure 4 This is a side view of the coating section.

[0020] Figure 5 This is a front view of the cutting section.

[0021] The labels in the diagram are as follows: 1. Support section; 11. Support frame; 12. Film placement mechanism; 2. Coating section; 21. Coating head; 211. Blade-shaped structure; 211a. First blade-shaped structure; 211b. Second blade-shaped structure; 212. Wire bar; 213. First accommodating space; 214. First inclined surface; 215. Second inclined surface; 22. Scraper; 221. First sub-scraper; 222. Second sub-scraper; 23. First clamp; 231. First sub-clamp; 232. Second sub-clamp; 24. Second clamp; 241. Third sub-clamp; 242. Fourth sub-clamp; 25. First recovery tank; 251. First recovery pipe; 26. Second recovery tank; 261. Second recovery pipe; 27. Liquid storage tank; 271. Liquid storage space; 3. Cutting section; 31. Cutting blade; 32. V-shaped blade; M. Diaphragm; D. Conveying direction. Detailed Implementation

[0022] The specific embodiments of this utility model are described in detail below. It should be understood that the specific embodiments described herein are for illustration and explanation only and are not intended to limit the scope of this utility model.

[0023] The endpoints and any values ​​of the ranges disclosed herein are not limited to the precise ranges or values, and these ranges or values ​​should be understood to include values ​​close to these ranges or values. For numerical ranges, the endpoint values ​​of the various ranges, the endpoint values ​​of the various ranges and individual point values, and individual point values ​​can be combined with each other to obtain one or more new numerical ranges, which should be considered as specifically disclosed herein.

[0024] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of this utility model. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0025] The following embodiments, illustrated with diagrams, illustrate specific implementations of this utility model. Please refer to the examples provided. Figures 1 to 5 .

[0026] The goal of this invention is to make it easier for laboratory personnel to obtain coated diaphragms for testing. Therefore, the diaphragm M, coating head 21 and cutting blade 31 are integrated into one unit, allowing laboratory personnel to obtain samples more conveniently. Therefore, this utility model discloses a simple diaphragm coating and cutting device, comprising: a support part 1, which includes a support frame 11 and a film placement mechanism 12; a coating part 2, disposed on the support frame 11 and adjacent to one side of the film placement mechanism 12, wherein the coating part 2 includes a coating head 21, a scraper 22, a first clamp 23 and a second clamp 24, one side of the scraper 22 contacts the coating head 21, and the first clamp 23 and the second clamp 24 respectively fix the two ends of the scraper 22 to the two sides of the coating head 21; and a cutting part 3, disposed on the support frame 11 and located on the other side of the coating part 2 opposite to the film placement mechanism 12, wherein the cutting part 3 includes a cutting blade 31, which is oriented away from the film placement mechanism 12; wherein the diaphragm M is conveyed along a conveying direction D, which is the direction extending from the film placement mechanism 12, through the coating part 2 and towards the cutting part 3. Furthermore, the support frame 11 includes, but is not limited to, structures such as support columns or table legs combined with a desktop or platform. The support frame 11 is equipped with a film placement mechanism 12, a coating section 2, and a cutting section 3. The film placement mechanism 12 can be an air shaft, and either end of the air shaft extending along its axis can be externally connected to an air supply device (not shown), such as a pneumatic motor. The air supply device can be selected according to needs, so it will not be described in detail here. The diaphragm M to be coated is wound up in the film placement mechanism 12. After the diaphragm M passes through the coating section 2 and is coated with slurry on the side that contacts the coating head 21, it is cut in the cutting section 3 to obtain a coated diaphragm of the target size.

[0027] In a preferred embodiment, the plane containing the film-laying mechanism 12, the coating head 21, and the cutting section 3 is parallel to the horizontal plane. In yet another preferred embodiment, the height distance between the cutting section 3 and the ground is not less than 120 cm.

[0028] In a preferred embodiment, the coating head 21 includes: a blade-shaped structure 211, which comprises: a first blade-shaped structure 211a and a second blade-shaped structure 211b, the first blade-shaped structure 211a and the second blade-shaped structure 211b being disposed opposite to each other, with the thinner end of the blade-shaped structure 211 facing away from the support frame 11; a first accommodating space 213 being provided between the first blade-shaped structure 211a and the second blade-shaped structure 211b, selectively accommodating slurry; and a wire rod 212, rotatably disposed on one side of the blade-shaped structure 211 and in contact with the first accommodating space 213; wherein the wire rod 212 rotates relative to the blade-shaped structure 211 with its central axis as the axis to uniformly coat the slurry onto the diaphragm M. The first blade-shaped structure 211a and the second blade-shaped structure 211b are of equal shape and size and are symmetrically arranged. It can be a long, narrow polygonal prism, including: a triangular prism, a quadrangular prism, or a pentagonal prism, but is not limited thereto. In a preferred embodiment, the cross-sectional shape of the first knife-shaped structure 211a and the second knife-shaped structure 211b is an acute triangle, a right triangle, an obtuse triangle, an isosceles trapezoid, an isosceles trapezoid, or a right trapezoid, but is not limited thereto.

[0029] In a preferred embodiment, the blade-shaped structure 211 further includes a first inclined surface 214 disposed on one side of the first blade-shaped structure 211a relative to the second blade-shaped structure 211b, allowing the slurry to flow along the first inclined surface 214; a second inclined surface 215 disposed on one side of the second blade-shaped structure 211b relative to the first blade-shaped structure 211a, allowing the slurry to flow along the second inclined surface 215; a first recovery tank 25 disposed on one side of the first blade-shaped structure 211a relative to the second blade-shaped structure 211b and corresponding to the first inclined surface 214, storing the slurry flowing along the first inclined surface 214; and a second recovery tank 26 disposed on one side of the first blade-shaped structure 211a relative to the second blade-shaped structure 211b and corresponding to the first inclined surface 214, storing the slurry flowing along the first inclined surface 214.

[0030] In a preferred embodiment, the coating head 21 further includes: a liquid storage tank 27 disposed at one end of the blade-shaped structure 211 away from the wire bar 212, the liquid storage tank 27 further including a liquid storage space 271, the liquid storage space 271 being connected to the first accommodating space 213; a first recovery pipe 251, the two ends of which are respectively connected to the first recovery tank 25 and the liquid storage tank 27, and are connected to the liquid storage space 271, so as to transport the slurry from the first recovery tank 25 back to the liquid storage tank 27 and store it in the liquid storage space 271; and a second recovery pipe 261, the two ends of which are respectively connected to the second recovery tank 26 and the liquid storage tank 27, and are connected to the liquid storage space 271, so as to transport the slurry from the second recovery pipe 261 back to the liquid storage tank 27 and store it in the liquid storage space 271.

[0031] In a preferred embodiment, the first clamp 23 is detachably disposed on the first recycling tank 25, and the first clamp 23 can reciprocate along the direction of the central axis of the bar 212 to adjust the contact area between the scraper 22 and the bar 212; the second clamp 24 is detachably disposed on the second recycling tank 26, and the second clamp 24 can reciprocate along the direction of the central axis of the bar 212 to adjust the contact area between the scraper 22 and the bar 212.

[0032] In a preferred embodiment, the scraper 22 includes a first sub-scraper 221 and a second sub-scraper 222, and the first clamp 23 includes a first sub-clamp 231 and a second sub-clamp 232, and the second clamp 24 includes a third sub-clamp 241 and a fourth sub-clamp 242. The first sub-scraper 221 and the second sub-scraper 222 are respectively disposed on both sides of the coating head 21 along the axial direction of the bar 212; wherein the first sub-clamp 231 fixes one end of the first sub-scraper 221 to the first recycling tank 25. On one side away from the first accommodating space 213, the third sub-clamp 241 fixes the other end of the first sub-scraper 221 to the side of the second recovery tank 26 away from the first accommodating space 213; and the third sub-clamp 241 fixes one end of the second sub-scraper 222 to the side of the first recovery tank 25 away from the first accommodating space 213, and the fourth sub-clamp 242 fixes the other end of the second sub-scraper 222 to the side of the second recovery tank 26 away from the first accommodating space 213. In this embodiment, after the diaphragm M is coated with slurry, the excess slurry can be scraped off by the first sub-scraper 221 and the second sub-scraper 222 disposed on both sides, and the slurry can be recovered into the storage space 271 for later use.

[0033] In a preferred embodiment, the thickness of the scraper 22 is 10 to 15 μm.

[0034] In a preferred embodiment, the cutting blade 31 further includes a V-shaped blade 32, which is continuously arranged along a width direction parallel to the horizontal plane and orthogonal to the conveying direction D. In a more preferred embodiment, the top surface of the V-shaped blade 32, that is, the side of the V-shaped blade 32 away from the ground, is inclined along the thickness direction of the V-shaped blade 32, and the inclination angle is between 50˚ and 60˚.

[0035] In a preferred embodiment, the thickness of the V-shaped blade 32 is between 2.4 and 2.6 cm.

[0036] The following are some embodiments of this utility model, please refer to them. Figures 1 to 5 : Example 1

[0037] Please refer to Figure 1 , Figure 2 , Figure 4 and Figure 5This embodiment provides a simple diaphragm coating and cutting device, which consists of three parts: a support part 1, a coating part 2, and a cutting part 3. The support part 1 is composed of a support frame 11 and a film placement mechanism 12. In this embodiment, the film placement mechanism 12 is an air shaft. The support frame 11 can be any desktop, shelf, or other equipment with a flat platform, so that the coating part 2 and the cutting part 3 can be set on the flat platform. The plane containing the film placement mechanism 12, the coating head 21, and the cutting part 3 is parallel to the horizontal plane, and the height distance between the cutting part 3 and the ground is not less than 120 cm. The transport direction of the diaphragm M is from the film placement mechanism 12, where the roll of diaphragm M is pulled out, and the coating head 21 and the scraper 22 coat it with slurry. Then, the excess slurry is scraped off, and finally, the slurry-coated diaphragm M is cut off by the cutting blades 31 of a plurality of V-shaped blades 32 to obtain the coated diaphragm. The coating head 21 includes a liquid storage tank 27 whose external shape is approximately an isosceles trapezoid. The blade-shaped structure 211 can be considered as two right-angled trapezoids or right-angled triangles arranged opposite each other. The blade-shaped structure 211 can be divided into a first blade-shaped structure 211a and a second blade-shaped structure 211b. The first blade-shaped structure 211a is connected to the first recovery tank 25 by a first inclined surface 214, and the second blade-shaped structure 211b is connected to the second recovery tank 26 by a second inclined surface 215. In addition, the first recovery tank 25 is connected to the liquid storage space 271 inside the liquid storage tank 27 by a first recovery pipe 251. The second recovery tank 26 is connected to the storage space 271 inside the storage tank 27 via the second recovery pipe 261. The storage space 271 is connected to the first accommodating space 213 between the first blade-shaped structure 211a and the second blade-shaped structure 211b. Therefore, when the coating head 21 coats the slurry onto the surface of the diaphragm M, the excess slurry scraped off by the scraper 22 flows along the first inclined surface 214 to the first recovery tank 25 or along the second inclined surface 215 to the second recovery tank 26, and then is guided back to the storage space for storage via the first recovery pipe 251 or the second recovery pipe 261. The coated diaphragm M is conveyed to the cutting section 3 along the conveying direction D. The conveying of the diaphragm M can be achieved by clamping and moving it or by manually pulling it by the experimenter, but is not limited to these methods. After the coated diaphragm M is pulled to an appropriate length, it can be pulled downwards and cut through the cutting blade 31. The multiple V-shaped blades 32 arranged on the cutting blade 31 can effectively cut the diaphragm M to avoid incomplete cutting of the diaphragm M. In addition, according to the test requirements, the height of the cutting part 3 from the ground is not less than 120 cm, so that the experimenter can cut freely according to the requirements without being limited by the height of the cutting part 3.

[0038] Example 2

[0039] Please refer to Figure 1 , Figure 3 , Figure 4 and Figure 5This embodiment is largely the same as Embodiment 1, except that the scraper 22 is replaced with a first sub-scraper 221 and a second sub-scraper 222, the first clamp 23 is replaced with a first sub-clamp 231 and a second sub-clamp 232, and the second clamp 24 is replaced with a third sub-clamp 241 and a fourth sub-clamp 242. The first sub-clamp 231 and the third sub-clamp 241 jointly fix the first sub-scraper 221, and the second sub-clamp 232 and the fourth sub-clamp 242 jointly fix the second sub-scraper 222. The diaphragm M passes through the first sub-scraper 221 and the second sub-scraper 222 to scrape off the slurry on both sides and recover it into the liquid storage space 271.

[0040] The simple diaphragm coating and cutting device provided by this utility model allows researchers to obtain coated diaphragms M in a shorter time through its simple design, thus shortening the preparation time for experiments.

[0041] The above content involving common knowledge will not be described in detail, as those skilled in the art will understand.

[0042] The embodiments described above are merely illustrative of the principles and effects of this utility model and are not intended to limit this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.

Claims

1. A simple diaphragm coating and cutting device, characterized in that, include: The support section includes a support frame and a film placement mechanism; A coating section is disposed on the support frame and adjacent to one side of the film placement mechanism. The coating section includes a coating head, a scraper, a first clamp, and a second clamp. One side of the scraper contacts the coating head, and the first clamp and the second clamp respectively fix both ends of the scraper to the two sides of the coating head. A cutting section is provided on the support frame and located on the other side of the coating section opposite to the film placement mechanism. The cutting section includes a cutting blade, which is arranged in a direction away from the film placement mechanism. The diaphragm is conveyed along a conveying direction, which is the direction extending from the film placement mechanism, through the coating section, to the cutting section.

2. The simplified diaphragm coating and cutting device according to claim 1, characterized in that, The plane containing the film-laying mechanism, the coating head, and the cutting section is parallel to the horizontal plane.

3. The simplified diaphragm coating and cutting device according to claim 1, characterized in that, The coating head includes: A knife-shaped structure, comprising: a first knife-shaped structure and a second knife-shaped structure, wherein the first knife-shaped structure and the second knife-shaped structure are disposed opposite to each other, and the thinner ends of the knife-shaped structures face away from the support frame; wherein a first accommodating space is provided between the first knife-shaped structure and the second knife-shaped structure for selectively accommodating slurry; and A bar is rotatably disposed on one side of the knife-shaped structure and in contact with the first accommodating space, wherein the bar rotates relative to the knife-shaped structure with its central axis as the axis to uniformly coat the slurry onto the diaphragm.

4. The simplified diaphragm coating and cutting device according to claim 3, characterized in that, The blade-shaped structure also includes A first inclined surface is disposed on one side of the first knife-shaped structure relative to the second knife-shaped structure, allowing the slurry to flow along the first inclined surface; A second inclined surface is provided on one side of the second knife-shaped structure relative to the first knife-shaped structure, allowing the slurry to flow along the second inclined surface; A first recycling tank is disposed on one side of the first blade-shaped structure relative to the second blade-shaped structure and corresponding to the first inclined surface, for storing the slurry flowing along the first inclined surface; and The second recycling tank is disposed on one side of the first blade-shaped structure relative to the second blade-shaped structure and corresponding to the first inclined surface, and stores the slurry flowing along the first inclined surface.

5. The simplified diaphragm coating and cutting device according to claim 4, characterized in that, The coating head also includes: A liquid storage tank is disposed at the end of the knife-shaped structure away from the wire bar. The liquid storage tank also includes a liquid storage space, which is connected to the first accommodating space. The first recovery pipe has its two ends connected to the first recovery tank and the liquid storage tank respectively, and is connected to the liquid storage space, so as to transport the slurry from the first recovery tank back to the liquid storage tank and store it in the liquid storage space. and The second recovery pipe is connected at both ends to the second recovery tank and the liquid storage tank, respectively, and is connected to the liquid storage space, so as to transport the slurry from the second recovery pipe back to the liquid storage tank and store it in the liquid storage space.

6. The simplified diaphragm coating and cutting device according to claim 4, characterized in that, The first clamp is detachably mounted on the first recycling tank, and the first clamp can reciprocate along the central axis of the bar to adjust the contact area between the scraper and the bar. The second clamp is detachably mounted on the second recycling tank, and the second clamp can reciprocate along the central axis of the bar to adjust the contact area between the scraper and the bar.

7. The simplified diaphragm coating and cutting device according to claim 4, characterized in that, The scraper includes a first sub-scraper and a second sub-scraper, and the first clamp includes a first sub-clamp and a second sub-clamp, and the second clamp includes a third sub-clamp and a fourth sub-clamp, with the first sub-scraper and the second sub-scraper respectively disposed on both sides of the coating head along the axis of the bar. The first sub-clamp fixes one end of the first sub-scraper to the side of the first recycling tank away from the first accommodating space, and the third sub-clamp fixes the other end of the first sub-scraper to the side of the second recycling tank away from the first accommodating space. and The third sub-clamp fixes one end of the second sub-scraper to the side of the first recycling tank away from the first accommodating space, and the fourth sub-clamp fixes the other end of the first sub-scraper to the side of the second recycling tank away from the first accommodating space.

8. The simplified diaphragm coating and cutting device according to claim 1, characterized in that, The thickness of the scraper is 10 to 15 μm.

9. The simplified diaphragm coating and cutting device according to claim 1, characterized in that, The cutting blade also includes a V-shaped blade, which is continuously arranged along a width direction that is parallel to the horizontal plane and orthogonal to the conveying direction.

10. The simplified diaphragm coating and cutting device according to claim 9, characterized in that, The thickness of the cutting blade is between 2.4 and 2.6 cm.