CN109455402B - Membrane assembly for ring-shaped element - Google Patents
Membrane assembly for ring-shaped element Download PDFInfo
- Publication number
- CN109455402B CN109455402B CN201811573698.0A CN201811573698A CN109455402B CN 109455402 B CN109455402 B CN 109455402B CN 201811573698 A CN201811573698 A CN 201811573698A CN 109455402 B CN109455402 B CN 109455402B
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- annular
- membrane
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- 239000012528 membrane Substances 0.000 title claims abstract description 60
- 238000007373 indentation Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 21
- 230000008569 process Effects 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 16
- 230000001681 protective effect Effects 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000037303 wrinkles Effects 0.000 description 31
- 238000000926 separation method Methods 0.000 description 6
- 230000005611 electricity Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/40—Applications of laminates for particular packaging purposes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/06—Interconnection of layers permitting easy separation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Packages (AREA)
- Buffer Packaging (AREA)
Abstract
The invention discloses a membrane component for an annular piece, which comprises a bottom membrane, a product membrane and a release membrane which are sequentially and detachably connected, wherein the product membrane is of an annular structure, a first notch is formed at the radial outer edge of the annular structure and extends to the radial inner side of the annular structure, and when the product membrane is attached to the surface of the annular piece, the first notch is positioned at the arc-shaped corner of the annular piece, and the width of the first notch can be reduced so as to attach the product membrane to the arc-shaped corner. The product film sticking device has the advantages that the structure is simple, bubbles or folds in the product film sticking process can be eliminated, so that the positioning accuracy of the annular piece during assembly is guaranteed, the requirement of automatic production is met, the quality of a product is guaranteed, meanwhile, the product film after sticking can be used as a protective film after product assembly, film sticking operation is not required, the production efficiency is improved, and the manufacturing cost of the product is reduced.
Description
Technical Field
The invention relates to the technical field of product film sticking, in particular to a film assembly for an annular piece.
Background
When the annular part is used as a part, the annular part needs to be assembled with other parts on an assembly production line, so that a product, such as a watchcase and the like, is formed, and after the product is assembled, a protective film is attached to the surface of the product, so that the surface of the product is protected, and the condition that the quality of the product is affected due to scratch on the surface of the product is avoided.
In order to avoid the phenomenon that the surface of the annular piece is scratched, the surface of the annular piece is required to be subjected to operation of attaching a protective film before the assembly of the product.
However, in the prior art, when the protection film for surface mounting of the annular part is subjected to mounting, wrinkles and bubbles are very easy to occur, the wrinkles and the bubbles seriously affect the assembly positioning precision of the annular part, so that the assembly precision of a product is affected, the quality of the product cannot be ensured, and meanwhile, the wrinkles and the bubbles of the protection film used by the annular part cannot meet the product shipment requirement, and the operation of re-mounting the protection film is required, so that the production efficiency is reduced, and the manufacturing cost of the product is increased.
Disclosure of Invention
The present invention aims to solve at least one of the problems described above, and the object is achieved by the following technical means.
The invention provides a membrane component for an annular piece, which comprises a bottom membrane, a product membrane and a release membrane which are sequentially and detachably connected, wherein the product membrane is of an annular structure, a first notch is formed in the radial outer edge of the annular structure, the first notch extends to the radial inner side of the annular structure, and when the product membrane is attached to the surface of the annular piece, the first notch is positioned at the arc-shaped corner of the annular piece, and the width of the first notch can be reduced so as to attach the product membrane to the arc-shaped corner.
Optionally, the first notch extends radially inward of the annular structure by a length equal to two-thirds of the width of the annular structure.
Optionally, the first notch is a first V-shaped structure, lengths of two sides of the first V-shaped structure are equal, and a first included angle between the two sides of the first V-shaped structure is 20 ° to 40 °.
Optionally, the number of the first notches is multiple, and each first notch is equally spaced around the circumference of the annular structure.
Optionally, a second notch is formed at a radially outer edge of the annular structure between two adjacent first notches, the second notch extends radially inward of the annular structure, and when the product film is attached to the surface of the annular member, the second notch is located at an arc-shaped corner of the annular member and the width of the second notch can be reduced, so that the product film is attached to the arc-shaped corner.
Optionally, the extension of the second notch to the radially inner side of the annular structure is equal to one third of the width of the annular structure.
Optionally, the second notch is a second V-shaped structure, lengths of two sides of the second V-shaped structure are equal, and a second included angle between the two sides of the second V-shaped structure is 50 ° to 70 °.
Optionally, a third notch is formed at a radially outer edge of the annular structure between the first notch and the second notch, the third notch extends radially inward of the annular structure, and when the product film is attached to the surface of the annular member, the third notch is located at a position of an arc-shaped corner of the annular member and a width of the third notch can be reduced so as to attach the product film to the position of the arc-shaped corner.
Optionally, the extension length of the third notch is equal to the extension length of the second notch.
Optionally, the second notch is a third V-shaped structure, lengths of two sides of the third V-shaped structure are equal, and a third included angle between the two sides of the third V-shaped structure is 65 ° to 85 °.
The membrane component for the annular piece comprises a bottom membrane, a product membrane and a release membrane which are sequentially and detachably connected, wherein the product membrane is of an annular structure, a first notch is formed in the radial outer edge of the annular structure and extends to the radial inner side of the annular structure, when the product membrane is attached to the surface of the annular piece, the first notch is located at the arc-shaped corner of the annular piece, and the width of the first notch can be reduced so as to attach the product membrane to the arc-shaped corner. Specifically, the membrane module of above-mentioned ring spare includes the three-layer, be the carrier film respectively, product membrane and from the type membrane, the product membrane is located between carrier film and the type membrane, when carrying out the pad pasting operation to the ring spare, firstly with carrier film and product membrane separation, paste the dress position that corresponds the ring spare with the product membrane, in the dress in-process, the position that does not set up first breach on the product membrane aligns laminating with the plane part of ring spare, the position of first breach sets up the position at the arc corner of ring spare, turn over the product membrane of first breach position both sides, make the product membrane can paste the position of the arc corner of ring spare, and in the in-process of pasting because the product membrane turns over the bubble that arouses or can be discharged through the air in the bubble or the fold of first breach, after the product membrane pastes the dress, with the type membrane and product membrane separation, thereby accomplish the dress of product membrane and ring spare.
The product film sticking device has the advantages that the structure is simple, bubbles or folds in the product film sticking process can be eliminated, so that the positioning accuracy of the annular piece during assembly is guaranteed, the requirement of automatic production is met, the quality of a product is guaranteed, meanwhile, the product film after sticking can be used as a protective film after product assembly, film sticking operation is not required, the production efficiency is improved, and the manufacturing cost of the product is reduced.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is an exploded view of a membrane assembly for a ring provided by the present invention;
fig. 2 is a schematic structural view of the product film shown in fig. 1 (the broken line in the figure represents the radially outer edge of the annular structure).
Reference numerals
1 is a bottom film;
2 is a product film, 21 is a first notch, 22 is a second notch, 23 is a third notch, and 24 is a hand-held part;
and 3 is a release film.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
In a specific embodiment, referring to fig. 1 and 2, the present invention provides a membrane assembly for an annular member, which includes a base membrane 1, a product membrane 2 and a release film 3 that are detachably connected in sequence, wherein the product membrane 2 has an annular structure, a first notch 21 is formed at a radially outer edge of the annular structure, the first notch 21 extends radially inward of the annular structure, and when the product membrane 2 is attached to a surface of the annular member, the first notch 21 is located at an arc-shaped corner of the annular member, and a width of the first notch 21 can be reduced to attach the product membrane 2 at the arc-shaped corner. Specifically, the film assembly of the annular piece comprises three layers, namely, the bottom film 1, the product film 2 and the release film 3, wherein the product film 2 is positioned between the bottom film 1 and the release film 3, when the annular piece is subjected to film pasting operation, the bottom film 1 and the product film 2 are firstly separated, the product film 2 is pasted at the pasting position corresponding to the annular piece, in the pasting process, the position of the product film 2, which is not provided with the first notch 21, is aligned and pasted with the plane part of the annular piece, the position of the first notch 21 is arranged at the arc-shaped corner position of the annular piece, the product film 2 at two sides of the position of the first notch 21 is folded, so that the product film 2 can be pasted at the arc-shaped corner position of the annular piece, air bubbles or folds caused by folding the product film 2 can be discharged through the air in the air bubbles or the air in the folds through the first notch 21, and after the pasting of the product film 2 is completed, the release film 3 and the product film 2 are separated, and the pasting of the product film 2 and the annular piece are completed.
The product film 2 is simple in structure, bubbles or folds in the product film 2 mounting process can be eliminated, so that the positioning accuracy of the annular piece during assembly is guaranteed, the requirement of automatic production is met, the quality of a product is guaranteed, meanwhile, the mounted product film 2 can be used as a protective film after the product is assembled, the film mounting operation is not required, the production efficiency is improved, and the manufacturing cost of the product is reduced.
It should be understood that the shape of the product film 2 is adapted to the shape of the annular member, and the position of the first notch 21 corresponds to the position of the arc-shaped corner on the annular member, when the product film 2 on two sides of the first notch 21 is attached at the arc-shaped corner position, the product film 2 is close to each other, on one hand, the transition of the product film 2 at the arc-shaped corner position can be realized, the smooth attachment of the product film 2 is ensured, and on the other hand, the coverage space of the product film 2 on the annular member can be increased, thereby increasing the protection area of the annular member.
It should be noted that, the one side of the product film 2 is connected with the bottom film 1 in a separable manner through static electricity, and the other side of the product film 2 is connected with the release film 3 in a separable manner through static electricity, however, the static electricity between the product film 2 and the release film 3 is greater than the static electricity between the product film 2 and the bottom film 1, through the structure, the effective separation of the bottom film 1 and the product film 2 can be realized, and the separation of the product film 2 and the release film 3 caused by the separation of the bottom film 1 in the separation process of the product film 2 is avoided, so that the smooth mounting of the product film 2 is ensured. Meanwhile, the thickness of the product film 2 is 0.06-0.09 mm, and the bending in the mounting process of the product can be effectively guaranteed through the structure, so that the mounting process is smoothly and effectively carried out, and the strength of the product film 2 can be increased, so that the phenomenon of surface scratch of the annular piece caused by external environmental factors can be effectively avoided.
With continued reference to fig. 2, it is further understood that the first notch 21 extends radially inward of the annular structure by a length equal to two-thirds of the width of the annular structure. In the above structure, the first notch 21 extends from the radially outer edge of the annular structure to the radially inner side of the annular structure, and the extension length (H1 in fig. 2 represents the extension length of the first notch) is equal to two thirds of the annular structure width (H in fig. 2 represents the annular structure width), in the mounting process of the product film 2, when the wrinkles or bubbles occur, as the first notch 21 extends to two thirds of the annular structure width, when the wrinkles or bubbles occur at a position close to the first notch 21, the air in the wrinkles or bubbles can be discharged through the first notch 21, and when the wrinkles or bubbles occur at a position close to the radially outer side of the annular structure, the air in the wrinkles or bubbles can be discharged through the radially outer side of the annular structure, and the wrinkles or bubbles can be further prevented from being generated in the film pasting process by the annular member through the structure, so that the positioning accuracy of the annular member in the mounting process can be ensured, the requirement of automatic production can be met, and the quality of the product can be ensured.
With continued reference to fig. 2, further, the first notch 21 is a first V-shaped structure, two sides of the first V-shaped structure have equal lengths, and a first included angle between the two sides of the first V-shaped structure is 20 ° to 40 °. Through setting the first breach 21 to first V type structure, can effectively increase the width of first breach 21, in the operation in-process that the annular piece carries out dress product film 2, because first breach 21 sets up the position at the arc corner of annular piece, product film 2 turns over, and two sides of first V type structure are close to in opposite directions, can increase the movable distance of two sides of first V type structure through the angle scope of above-mentioned first V type structure to can effectively satisfy the pad pasting demand of annular piece arc change position.
In addition, the first contained angle (α1 in fig. 2 indicates first contained angle) between two sides of first V type structure can be 20 °, 30 ° or 40 ° etc. the preferred scheme in this application is contained angle 30 ° between two sides of first V type structure, satisfies the pad pasting demand of the arc corner position of ring-shaped piece through this angle on the one hand, on the other hand can effectively increase product membrane 2 to the coverage area of ring-shaped piece.
With continued reference to fig. 2, further, the number of the first notches 21 is plural, and each of the first notches 21 is disposed at equal intervals around the circumference of the annular structure. When the annular piece is used for attaching the product film 2, wrinkles or bubbles at each position of the product film 2 can be eliminated, so that the quality of the annular piece after the annular piece is attached to the product film 2 is improved, the positioning accuracy of the annular piece during assembly is further ensured, the requirement of automatic production is met, and the quality of a product is ensured.
With continued reference to fig. 2, further, a second notch is formed at the radially outer edge of the annular structure between two adjacent first notches 21, the second notch extends radially inward of the annular structure, and when the product film 2 is attached to the surface of the annular member, the second notch is located at the arc-shaped corner of the annular member and the width of the second notch can be reduced, so as to attach the product film 2 at the arc-shaped corner. Specifically, the second notch is formed at the radial outer edge of the annular structure of the product film 2 and extends to the radial inner side of the annular structure, the second notch is located at the middle part position of two adjacent first notches 21, in the mounting process, the position of the product film 2, where the second notch is not formed, is aligned and attached to the plane part of the annular part, the positions of the first notch 21 and the second notch are respectively arranged at the arc corner positions of the annular part, the product film 2 on two sides of the position of the first notch 21 and the product film 2 on two sides of the position of the second notch are respectively folded, so that the product film 2 can be attached to the arc corner positions of the annular part, in addition, air bubbles or folds caused by folding of the product film 2 can be discharged through the first notch 21 or the second notch, after the mounting of the product film 2 is completed, the release film 3 is separated from the product film 2, and the mounting of the product film 2 and the annular part is completed.
The ability of eliminating folds or bubbles can be further enhanced through the cooperation of the first notch 21 and the second notch, the quality of the annular piece after film pasting is further improved, and therefore the positioning precision of the annular piece during assembly is guaranteed, the requirement of automatic production is met, and the quality of products is guaranteed.
It is to be understood that the number of the second notches is plural, and each second notch is provided in the middle between two adjacent first notches 21, respectively, by which convenience in the mounting process of the ring-shaped member can be realized, so that the quality of the product film 2 for mounting the ring-shaped member is ensured.
With continued reference to fig. 2, further, the second notch extends radially inward of the annular structure by a length equal to one third of the width of the annular structure. In the above structure, the second notch extends from the radially outer edge of the annular structure to the radially inner side of the annular structure, and the extension length (H2 in fig. 2 represents the extension length of the second notch) is equal to one third of the annular structure width (H in fig. 2 represents the annular structure width), when the wrinkles or bubbles appear in the mounting process of the product film 2, as the second notch extends to one third of the annular structure width, when the wrinkles or bubbles are close to the second notch, the air in the wrinkles or bubbles can be discharged through the second notch, when the wrinkles or bubbles are close to the radially outer side of the annular structure, the air in the wrinkles or bubbles can be discharged through the radially outer side of the annular structure, and when the wrinkles or bubbles are close to the first notch 21, the air in the wrinkles or bubbles can be discharged through the first notch 21.
With continued reference to fig. 2, further, the second notch is a second V-shaped structure, the lengths of two sides of the second V-shaped structure are equal, and a second included angle between the two sides of the second V-shaped structure is 50 ° to 70 °. Through setting the second breach to second V type structure, can effectively increase the width of second breach, in the operation process that the annular piece pasted product film 2, because the second breach sets up the position at the arc corner of annular piece, product film 2 turns over, two sides of second V type structure are close to in opposite directions, can increase the movable distance of two sides of second V type structure through the angle scope of above-mentioned second V type structure to can effectively satisfy the pad pasting demand of annular piece arc change position.
In addition, the second contained angle (the α2 in fig. 2 represents the second contained angle) between two sides of second V type structure can be 50 °, 60 ° or 70 ° etc. for the preferred scheme in this application, is the contained angle 60 ° between two sides of second V type structure, satisfies the pad pasting demand of the arc corner position of ring-shaped piece through this angle on the one hand, on the other hand can effectively increase product membrane 2 to the coverage area of ring-shaped piece.
With continued reference to fig. 2, it is specifically understood that the radially outer edge of the annular structure between the first notch 21 and the second notch is provided with a third notch 23, the third notch 23 extends radially inward of the annular structure, and when the product film 2 is attached to the surface of the annular member, the third notch 23 is located at the position of the arcuate corner of the annular member and the width of the third notch 23 can be reduced to attach the product film 2 at the position of the arcuate corner.
Specifically, the third notch 23 is formed at the radially outer edge of the annular structure of the product film 2 and extends to the radially inner side of the annular structure, the third notch 23 is located at the middle position between the first notch 21 and the second notch, in the mounting process, the position where the second notch is not formed on the product film 2 is aligned and attached to the plane part of the annular piece, the positions of the first notch 21, the second notch and the third notch 23 are respectively arranged at the arc-shaped corner positions of the annular piece, the product film 2 on two sides of the position of the first notch 21, the product film 2 on two sides of the position of the second notch and the product film 2 on two sides of the position of the third notch 23 are respectively folded, so that the product film 2 can be attached to the arc-shaped corner positions of the annular piece, and in the mounting process, air bubbles or folds caused by folding the product film 2 can be discharged through the first notch 21, the second notch or the third notch 23, after the mounting of the product film 2 is completed, the product film 3 and the product film 2 are separated, and thus the mounting of the product film 2 and the annular piece is completed.
The ability of eliminating folds or bubbles can be further enhanced through the cooperation of the first notch 21, the second notch and the third notch 23, the quality of the annular piece after film pasting is further improved, and therefore the positioning precision of the annular piece during assembly is guaranteed, the requirement of automatic production is met, and the quality of products is guaranteed.
It should be understood that the number of the third notches 23 is plural, and each third notch 23 is respectively disposed in the middle between each first notch 21 and each second notch, by which convenience in the process of attaching the product film 2 to the ring-shaped member can be achieved, so that the quality of attaching the product film 2 to the ring-shaped member is ensured.
With continued reference to fig. 2, specifically, the extension length of the third notch 23 is equal to the extension length of the second notch. In this structure, the third notch 23 extends from the outer edge of the radial structure of the annular structure to the radial inner side of the annular structure, and the extension length (H3 in fig. 2 represents the extension length of the third notch) is equal to one third of the width of the annular structure (H in fig. 2 represents the width of the annular structure), when the wrinkles or bubbles occur during the mounting of the product film 2, since the third notch 23 extends to one third of the width of the annular structure, when the wrinkles or bubbles occur at a position close to the third notch 23, the air in the wrinkles or bubbles can be discharged through the third notch 23, when the wrinkles or bubbles occur at a position close to the second notch, the air in the wrinkles or bubbles can be discharged through the second notch, when the wrinkles or bubbles occur at a position close to the radial outer side of the annular structure, the air in the wrinkles or bubbles can be discharged through the first notch 21, when the wrinkles or bubbles occur at a position close to the first notch 21, the air in the wrinkles or bubbles can be discharged through the third notch 23, the wrinkles or bubbles can be discharged through the third notch, the wrinkles or bubbles can be discharged through the air in the wrinkles or bubbles can be discharged through the position, the wrinkles or bubbles can be discharged through the air in the radial outer layer, and air can be discharged through the air, when the wrinkles or bubbles can be air in the air or air.
With continued reference to fig. 2, specifically, the second notch is a third V-shaped structure, two sides of the third V-shaped structure have equal lengths, and a third included angle between the two sides of the third V-shaped structure is 65 ° to 85 °. Through setting up third breach 23 into third V type structure, can effectively increase the width of third breach 23, in the operation in-process that the annular piece carries out dress product film 2, because third breach 23 sets up the position at the arc corner of annular piece, product film 2 turns over, and two sides of third V type structure are close to in opposite directions, can increase the movable distance of two sides of third V type structure through the angle scope of above-mentioned third V type structure to can effectively satisfy the pad pasting demand of annular piece arc change position.
In addition, the third contained angle (the third contained angle is denoted by α3 in fig. 2) between two sides of the third V-shaped structure can be 65 °, 75 ° or 85 ° or the like, and the preferred scheme in the application is that the contained angle between two sides of the third V-shaped structure is 75 °, and the requirement of film pasting at the arc-shaped corner position of the annular piece is met through the angle on one hand, and the coverage area of the product film 2 to the annular piece can be effectively increased on the other hand.
Furthermore, the radial outer edge of the annular structure of the product film 2 is provided with the handheld portion 24 towards the radial outer side of the annular structure, the handheld portion 24 is respectively connected with the third notches 23 on two sides, when the annular piece is used for attaching the product film 2, the handheld portion 24 can be attached to the surface of the annular piece, or can be attached to the surface of the annular piece, as the product film 2 is used as the product film 2 after the product is assembled, the handheld portion 24 is arranged, and a user can separate the product film 2 from the product by pulling the handheld portion 24 in the process of using the product, so that the convenience of use of the user is improved, and the use experience of the user is further improved.
It should be noted that, in the present application, the width of the hand-holding portion 24 (h in fig. 2 represents the width of the hand-holding portion) is 6mm, the hand-holding portion 24 protrudes from the radial outer edge of each notch, and the distance between the hand-holding portion 24 and the center of the outer edge of the annular junction (L in fig. 2 represents the distance between the outer edge of the hand-holding portion and the center of the annular structure) is 23.3mm, by which the mounting requirement of the annular member (such as the case of a wristwatch) can be effectively satisfied, and the user can be ensured to effectively separate the product film 2 from the product, thereby improving the convenience of use of the user.
It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context.
The present invention is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. The membrane component for the annular piece comprises a bottom membrane, a product membrane and a release film which are sequentially and detachably connected, and is characterized in that the product membrane is of an annular structure, a first notch is formed in the radial outer edge of the annular structure, extends to the radial inner side of the annular structure, and is positioned at an arc-shaped corner of the annular piece and can be reduced in width when being attached to the surface of the annular piece, so that the product membrane is attached to the arc-shaped corner;
the first notch is of a first V-shaped structure, the lengths of the two side edges of the first V-shaped structure are equal, and a first included angle between the two side edges of the first V-shaped structure is 20-40 degrees.
2. The membrane assembly for a ring of claim 1, wherein the first notch extends radially inward of the ring structure for a length equal to two-thirds of the width of the ring structure.
3. The membrane assembly for a ring of claim 1, wherein the number of first indentations is a plurality, each of the first indentations being equally spaced around the circumference of the ring structure.
4. A membrane assembly for a ring according to claim 3, wherein a second notch is provided at a radially outer edge of the ring structure between two adjacent first notches, the second notch extending radially inwardly of the ring structure, the second notch being located at an arcuate corner of the ring when the product film is applied to a surface of the ring and the width of the second notch being capable of being reduced to apply the product film to the arcuate corner.
5. The membrane assembly for a ring of claim 4, wherein the second gap extends radially inward of the ring structure by a length equal to one third of the width of the ring structure.
6. The membrane assembly for a ring of claim 4, wherein the second notch is a second V-shaped structure, the two sides of the second V-shaped structure are equal in length, and a second included angle between the two sides of the second V-shaped structure is 50 ° to 70 °.
7. The membrane assembly for a ring of claim 4, wherein a third notch is opened at a radially outer edge of the ring structure between the first notch and the second notch, the third notch extending radially inward of the ring structure, the third notch being located at an arcuate corner of the ring and the third notch being capable of being reduced in width to attach the product film at the arcuate corner when the product film is attached to the surface of the ring.
8. The membrane assembly for a ring of claim 7, wherein the third gap has an extension equal to the extension of the second gap.
9. The membrane assembly for a ring of claim 7, wherein the second notch is a third V-shaped structure, the lengths of the two sides of the third V-shaped structure are equal, and a third included angle between the two sides of the third V-shaped structure is 65 ° to 85 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573698.0A CN109455402B (en) | 2018-12-21 | 2018-12-21 | Membrane assembly for ring-shaped element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811573698.0A CN109455402B (en) | 2018-12-21 | 2018-12-21 | Membrane assembly for ring-shaped element |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109455402A CN109455402A (en) | 2019-03-12 |
| CN109455402B true CN109455402B (en) | 2023-08-04 |
Family
ID=65614186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811573698.0A Active CN109455402B (en) | 2018-12-21 | 2018-12-21 | Membrane assembly for ring-shaped element |
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| CN114408378B (en) * | 2022-01-25 | 2023-04-07 | 昆山联滔电子有限公司 | Membrane module and assembly method |
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| CN209467546U (en) * | 2018-12-21 | 2019-10-08 | 歌尔股份有限公司 | Membrane module for annular element |
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| TW200948672A (en) * | 2008-05-30 | 2009-12-01 | Hon Hai Prec Ind Co Ltd | A film and method of film pasting |
| CN201424451Y (en) * | 2009-06-11 | 2010-03-17 | 上海彩尚实业有限公司 | Sticking film for sticking corner |
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