CN114292602B - Rupture membrane and method for relieving raindrops on membrane surface of rupture membrane - Google Patents
Rupture membrane and method for relieving raindrops on membrane surface of rupture membrane Download PDFInfo
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- CN114292602B CN114292602B CN202111611220.4A CN202111611220A CN114292602B CN 114292602 B CN114292602 B CN 114292602B CN 202111611220 A CN202111611220 A CN 202111611220A CN 114292602 B CN114292602 B CN 114292602B
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- masking tape
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The invention provides an explosion-proof membrane and a method for relieving raindrops on the membrane surface of the explosion-proof membrane, which comprises the following steps: the surface of the guide roller is wound with a masking tape, and the guide roller and the rupture membrane material are synchronously moved by static friction force generated by winding the masking tape on the surface of the guide roller so as to prepare the rupture membrane; therefore, the speed difference between the guide roller and the rupture disc membrane material is avoided, the friction force between the guide roller and the rupture disc membrane material is reduced to generate static friction force, the rupture disc membrane surface is prevented from being scratched in the process of preparing the rupture disc, the number of raindrops on the rupture disc membrane surface is reduced, and the production yield of products is improved.
Description
Technical Field
The invention relates to the technical field of explosion-proof membrane processing, in particular to an explosion-proof membrane and a method for reducing raindrops on the membrane surface of the explosion-proof membrane.
Background
Because the hardness of the rupture membrane base material is lower than that of the guide roller, when the speed of the rupture membrane material is not completely consistent with the rotation speed of the guide roller, and a speed difference is formed, tiny scratches caused by friction between the guide roller and the rupture membrane base material can occur. In general, in order to ensure consistent movement with the rupture disc membrane, both the active drive roller and the passive overroller will have a certain surface roughness. Typically, the guide roll roughness ra=0.1 mm. However, when the driven roller bearing is heavy or the motor of the driving roller cannot control the motor of the driving roller to extremely high precision, the film speed is different from the rotating speed of the guide roller, so that raindrops which are distributed on the whole rupture membrane surface are caused, the raindrops on the rupture membrane surface are visible under strong light irradiation, and the qualification rate of products is reduced due to fine scratches with the length of less than 2mm.
Disclosure of Invention
In order to solve the technical problems, the invention provides the rupture disk and the method for reducing the raindrops on the surface of the rupture disk, which avoid the formation of speed difference between the guide roller and the rupture disk material, and reduce the friction force between the guide roller and the rupture disk material so as to generate static friction force, thereby avoiding the scratch on the surface of the rupture disk in the process of preparing the rupture disk, reducing the number of the raindrops on the surface of the rupture disk, and improving the production yield of products.
The invention provides a method for relieving raindrops on the membrane surface of an explosion-proof membrane, which comprises the following steps:
and the surface of the guide roller is wound with a masking tape, and the guide roller and the rupture membrane material are synchronously moved by static friction force generated by winding the masking tape on the surface of the guide roller so as to prepare the rupture membrane.
The invention provides an rupture disk and a method for reducing raindrops on the surface of the rupture disk, which avoid the speed difference between a guide roller and the rupture disk material, reduce the friction force between the guide roller and the rupture disk material so as to generate static friction force, avoid the surface of the rupture disk from being scratched in the process of preparing the rupture disk, reduce the number of raindrops on the surface of the rupture disk, and improve the production yield of products.
As a preferred technical scheme, the masking tape is wound on the surface of the guide roller, and the masking tape comprises the following steps:
s1, respectively winding a first ring of masking tape at the position of 50-150mm of displacement of the edges of the two ends of the guide roller towards the center position of the guide roller;
s2, winding a second ring of masking tape on the guide roller, wherein the second ring of masking tape is closer to the center of the guide roller than the first ring of masking tape, the second ring of masking tape is in cross connection with the first ring of masking tape, and the included angle between the second ring of masking tape and the guide roller is 15-60 degrees;
s3, winding a third ring of masking tape on the guide roller, wherein the third ring of masking tape is closer to the center of the guide roller than the second ring of masking tape, and the included angle between the third ring of masking tape and the guide roller is 15-60 degrees.
As the preferable technical scheme, the first ring of the masking tape is oppositely arranged on the surface of the guide roller, the second ring of masking tape is oppositely arranged on the surface of the guide roller, and the third ring of masking tape is oppositely arranged on the surface of the guide roller.
As a preferable technical scheme, the width of the masking tape is 10mm-50mm.
As a preferable technical scheme, the thickness of the masking tape is 8-30 um.
As a preferable technical scheme, the surface roughness Ra of the textured paper adhesive tape is 0.5-2mm.
As a preferable technical scheme, the masking tape is a 3M 2310 masking tape.
The invention provides an explosion-proof membrane, which is prepared by the method for relieving the raindrops on the membrane surface of the explosion-proof membrane.
As a preferred technical scheme, the method comprises the following steps: rupture membrane material, rupture membrane material includes: and the release layer is sequentially provided with an OCA layer, a substrate layer and a PE protective film layer.
As a preferable technical scheme, the substrate layer is a PET substrate.
Drawings
FIG. 1 is a working reference diagram for relieving raindrops on the membrane surface of an explosion-proof membrane;
FIG. 2 is a block diagram of an rupture disk;
wherein, 1-explosion-proof membrane material; 2-a guide roller; 3-masking tape; 4-a first circle of masking tape; 5-a second ring of masking tape; 6-a third circle of masking tape; 7-releasing layer; an 8-OCA layer; 9-a substrate layer; 10-PE protective film layer.
Detailed Description
In order to better understand the purpose, structure and function of the present invention, a rupture disk and a method for alleviating raindrops on the surface of the rupture disk according to the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1, the present invention provides a working reference diagram for reducing raindrops on a membrane surface of an rupture membrane, comprising: the guide roller 2, on the surface of the guide roller 2 is winded with a masking tape 3, comprising the following steps: the method comprises the steps that a first ring of masking tape 4 is wound around the edges of two ends of a guide roller 2 towards the center of the guide roller 2, a second ring of masking tape 5 is wound around the guide roller 2, the second ring of masking tape 5 is closer to the center of the guide roller 2 than the first ring of masking tape 4, the second ring of masking tape 5 is in cross connection with the first ring of masking tape 4, the included angle between the second ring of masking tape 5 and the guide roller 2 is 15-60 degrees, a third ring of masking tape 6 is wound around the guide roller 2, the third ring of masking tape 6 is closer to the center of the guide roller 2 than the second ring of masking tape 5, the third ring of masking tape 6 is 15-60 degrees relative to the guide roller 2, the guide roller 2 around which the masking tape 3 is wound is arranged on an explosion-proof membrane material 1, and the guide roller 2 and the explosion-proof membrane material can be synchronously moved through static friction force generated by winding the masking tape 3 on the surface of the guide roller 2.
The first ring of masking tape 4 is oppositely arranged on the surface of the guide roller 2, the second ring of masking tape 5 is oppositely arranged on the surface of the guide roller 2, and the third ring of masking tape 6 is oppositely arranged on the surface of the guide roller 2.
Wherein the width of the masking tape 3 is 10mm-50mm.
Wherein, the thickness of the masking tape 3 is 8um-30um.
Wherein the surface roughness Ra of the textured paper adhesive tape 3 is 0.5-2mm.
Wherein, the masking tape 3 is 3M 2310 masking tape; the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 are all preferably 3M 2310 masking tape.
As shown in fig. 2, the present invention provides an explosion-proof membrane comprising: rupture membrane material 1, rupture membrane material 1 includes: and the release layer 7 is provided with an OCA layer 8, a base material layer 9 and a PE protective film layer 10 in sequence on the release layer 7.
Wherein the substrate layer 9 is a PET substrate.
Example 1
A method for relieving the rain drops on the surface of an explosion-proof film comprises the steps that a production line is a Japanese well production line, a first ring of masking tape 4 is wound on the two end edges of a guide roller 2 at positions shifted towards the central position of the guide roller 2 by 50mm, a second ring of masking tape 5 is wound on the guide roller 2 at a position, the second ring of masking tape 5 is closer to the central position of the guide roller 2 than the first ring of masking tape 4, the second ring of masking tape 5 is in cross connection with the first ring of masking tape 4, the included angle between the second ring of masking tape 5 and the guide roller 2 is 15 degrees, a third ring of masking tape 6 is wound on the guide roller 2 at a position, which is closer to the central position of the guide roller 2 than the second ring of masking tape 5, the third ring of masking tape 6 forms an included angle of 15 degrees with the guide roller 2, the guide roller 2 around which is wound with masking tape 3 is arranged on the guide roller 1 relative to the explosion-proof film material, and the explosion-proof film material can be prepared by winding the masking tape 2 at an included angle of 15 degrees with the surface of the masking tape 3.
Wherein, the masking tape 3 comprises: the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6, wherein the widths of the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 are 10mm.
The thickness of the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 is 30um.
Wherein, the surface roughness Ra of the first ring of the masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 is 0.5mm.
Wherein, the first circle of the masking tape 4, the second circle of the masking tape 5 and the third circle of the masking tape 6 are preferably 3M 2310 masking tape.
Wherein, rupture membrane material 1 includes: and the release layer 7 is provided with an OCA layer 8, a substrate layer 9 and a PE protective film layer 10 in sequence on the release layer 7, wherein the substrate layer 9 is a PET substrate.
The number of raindrops of the transparent explosion-proof film obtained by detection is (L is less than or equal to 2.5 mm) is less than or equal to 3/m 2 (rubber surface), and the specific experimental data of detection are shown in the table 1 below.
Example 2
A method for relieving the raindrops on the surface of an explosion-proof film adopts a treasured steel production line, wherein the edges of two ends of a guide roller 2 are respectively wound with a first ring of masking tape 4 at the position of 150mm towards the central position of the guide roller 2, the guide roller 2 is wound with a second ring of masking tape 5 in double circles, the second ring of masking tape 5 is closer to the central position of the guide roller 2 than the first ring of masking tape 4, the second ring of masking tape 5 is in cross connection with the first ring of masking tape 4, the included angle between the second ring of masking tape 5 and the guide roller 2 is 60 degrees, the guide roller 2 is wound with a third ring of masking tape 6 in double circles, the third ring of masking tape 6 is closer to the central position of the guide roller 2 than the second ring of masking tape 5, the third ring of masking tape 6 and the guide roller 2 are included angle of 60 degrees, the guide roller 2 around which is wound with masking tape 3 is arranged on the guide roller 1 relatively, and the explosion-proof film can be prepared by winding the masking tape 2 on the surface of the guide roller 2 to generate transparent film.
The widths of the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 are 50mm.
The thickness of the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 is 8um.
Wherein, the surface roughness Ra of the first ring of the masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 is 2mm.
Wherein, the first circle of the masking tape 4, the second circle of the masking tape 5 and the third circle of the masking tape 6 are preferably 3M 2310 masking tape.
Wherein, rupture membrane material 1 includes: and the release layer 7 is provided with an OCA layer 8, a substrate layer 9 and a PE protective film layer 10 in sequence on the release layer 7, wherein the substrate layer 9 is a PET substrate.
The number of raindrops of the transparent explosion-proof film is detected to be (L is less than or equal to 2.5 mm) less than or equal to 4/m & lt 2 & gt (rubber surface). The appearance effect of the finished product is improved, and the specific experimental data of detection are shown in the following table 1.
Example 3
A method for relieving rain drops on the surface of an explosion-proof film comprises the steps that a production line is a north-Shanxi personnel production line, a first ring of masking tape 4 is wound on the two ends of a guide roller 2 at positions which are shifted towards the central position of the guide roller 2 by 100mm, a second ring of masking tape 5 is wound on the guide roller 2 at double circles, the second ring of masking tape 5 is closer to the central position of the guide roller 2 than the first ring of masking tape 4, the second ring of masking tape 5 is in cross connection with the first ring of masking tape 4, an included angle between the second ring of masking tape 5 and the guide roller 2 is 30 degrees, a third ring of masking tape 6 is wound on the guide roller 2 at double circles, the third ring of masking tape 6 is closer to the central position of the guide roller 2 than the second ring of masking tape 5, the third ring of masking tape 6 and the guide roller 2 form an included angle of 30 degrees, the winding masking tape 3 is arranged on the guide roller 2 opposite to the explosion-proof film material 1, and the transparent film can be synchronously moved with the guide roller 2 through the winding surface masking tape 3 to prepare the explosion-proof film.
The widths of the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 are 25mm;
the widths of the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 are 16um;
wherein, the surface roughness Ra of the first ring of the masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 is 1.5mm;
wherein, the first ring of masking tape 4, the second ring of masking tape 5 and the third ring of masking tape 6 are all 3M 2310 masking tape;
wherein, rupture membrane material 1 includes: and the release layer 7 is provided with an OCA layer 8, a substrate layer 9 and a PE protective film layer 10 in sequence on the release layer 7, wherein the substrate layer 9 is a PET substrate.
The number of raindrops of the transparent explosion-proof film is L less than or equal to 2.5 mm) less than or equal to 6/m 2 (rubber surface). The appearance effect of the finished product is improved, and the specific experimental data of detection are shown in the following table 1.
Comparative example 1
A method for reducing raindrops on the surface of an explosion-proof film adopts a production line on a Japanese well, self-adhesive electric adhesive tapes are wound on guide rollers in a splayed shape from the center position to the two end positions, and the guide rollers wound with the self-adhesive electric adhesive tapes are oppositely arranged on the explosion-proof film material and are matched with the explosion-proof film material to prepare a transparent explosion-proof film, wherein the width of the self-adhesive electric adhesive tapes is 10mm.
Wherein, self-adhesion electric sticky tape thickness is 30um.
Wherein, self-adhesion electric tape surface roughness Ra is 0.5mm.
Wherein, rupture membrane material includes: and the release layer is sequentially provided with an OCA layer, a substrate layer and a PE protective film layer, and the substrate layer is a PET substrate.
The number of raindrops of the transparent explosion-proof film is (L is less than or equal to 2.5 mm) and is more than or equal to 30/m 2 (rubber surface), and specific experimental data are shown in the following table 1.
The raindrop number experimental data for the transparent explosion-proof film prepared in the embodiments 1-3 and the comparative document 1 are shown in the following table 1.
TABLE 1 rain drop number experimental data for transparent explosion-proof film detection prepared in examples 1-3 and comparative document 1 of the present invention
| Project | Number of raindrops | Adhesive tape model |
| Example 1 | ≤3 | 10mm 3M 2310 |
| Example 2 | ≤4 | 50mm 3M 2310 |
| Example 3 | ≤6 | 25mm 3M 2310 |
| Comparative example 1 | ≥30 | 10mm self-adhesive electric adhesive tape |
As can be seen from table 1, embodiments 1 to 3 of the present invention provide a transparent rupture disk produced by a method for alleviating a raindrop on a surface of the rupture disk, and compared with a transparent rupture disk produced by a comparison document 1, embodiments 1 to 3 of the present invention provide a transparent rupture disk produced by a method for alleviating a raindrop on a surface of the rupture disk, which can effectively alleviate the problem of a defect of a full screen raindrop on a surface of the transparent rupture disk caused by a difference in speed of a guide roller during the production of the transparent rupture disk, and embodiments 1 to 3 of the present invention avoid a difference in speed between the guide roller and the rupture disk material by winding a 3m 2310 masking tape with a certain roughness and a low hardness at a corresponding position of the guide roller, and reduce friction between the guide roller and the rupture disk material, thereby ensuring that the rupture disk material and the guide roller move synchronously by a static friction force generated by winding the 3m 2310 masking tape on the surface of the rupture disk, so as to avoid scratches on the surface of the rupture disk, and improve the production yield of a product.
It will be understood that the invention has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all modifications and equivalents falling within the scope of the claims of the present application. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. A method for reducing rain drops on a membrane surface of an rupture disk, comprising the steps of:
the surface of the guide roller is wound with a masking tape, and the guide roller and the rupture membrane material are synchronously moved by static friction force generated by winding the masking tape on the surface of the guide roller so as to prepare the rupture membrane;
the surface of the guide roller is wound with the masking tape, which comprises the following steps:
s1, respectively winding a first ring of masking tape at the position of 50-150mm of displacement of the edges of the two ends of the guide roller towards the center position of the guide roller;
s2, winding a second ring of masking tape on the guide roller, wherein the second ring of masking tape is closer to the center of the guide roller than the first ring of masking tape, the second ring of masking tape is in cross connection with the first ring of masking tape, and the included angle between the second ring of masking tape and the guide roller is 15-60 degrees;
s3, winding a third ring of masking tape on the guide roller, wherein the third ring of masking tape is closer to the center of the guide roller than the second ring of masking tape, and the included angle between the third ring of masking tape and the guide roller is 15-60 degrees;
the width of the masking tape is 10mm-50mm;
the thickness of the masking tape is 8-30 um;
the surface roughness Ra of the masking tape is 0.5-2mm;
the masking tape is 3M 2310 masking tape.
2. The method of reducing raindrops on a membrane surface of a rupture disc according to claim 1, wherein the first loop of masking tape is disposed opposite the surface of the guide roll, the second loop of masking tape is disposed opposite the surface of the guide roll, and the third loop of masking tape is disposed opposite the surface of the guide roll.
3. An rupture disc, characterized in that it is manufactured by a method for alleviating raindrops on the surface of the rupture disc according to any one of claims 1-2.
4. A rupture disc according to claim 3, including: rupture membrane material, rupture membrane material includes: and the release layer is sequentially provided with an OCA layer, a substrate layer and a PE protective film layer.
5. The rupture membrane of claim 4, wherein the substrate layer is a PET substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111611220.4A CN114292602B (en) | 2021-12-27 | 2021-12-27 | Rupture membrane and method for relieving raindrops on membrane surface of rupture membrane |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111611220.4A CN114292602B (en) | 2021-12-27 | 2021-12-27 | Rupture membrane and method for relieving raindrops on membrane surface of rupture membrane |
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| CN114292602B true CN114292602B (en) | 2023-06-13 |
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| CN114292602A (en) | 2022-04-08 |
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