CN113322020A

CN113322020A - Anti-impact protective film

Info

Publication number: CN113322020A
Application number: CN202110592569.1A
Authority: CN
Inventors: 喻琼; 喻南
Original assignee: Dongguan Jinhengsheng New Material Technology Co Ltd
Current assignee: Dongguan Jinhengsheng New Material Technology Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2021-08-31

Abstract

The invention discloses an anti-impact protective film, relates to the technical field of protective films, and aims to solve the problems that the existing protective film is weak in anti-impact capability and easy to damage in a stamping process, so that the service lives of the protective film and a stamping part are shortened, and the maintenance cost is high. One side of base member is provided with the buffering decompression layer, the buffering decompression layer includes and accepts the board, accepts board and cushion column down, on accept the board and accept the board adjacent one end down and all be provided with the spread groove, the cushion column sets up and accepts the board and accept down between the board, one side that the base member was kept away from to the buffering decompression layer is provided with the enhancement piece, one side that the buffering decompression layer was kept away from to the enhancement piece is provided with the enhancement layer, one side that the enhancement piece was kept away from to the enhancement layer is provided with the heat-conducting layer, one side that the enhancement layer was kept away from to the heat-conducting layer is provided with the wearing layer, one side that the heat-conducting layer was kept away from to the wearing layer is provided with antifouling layer.

Description

Anti-impact protective film

Technical Field

The invention relates to the technical field of protective films, in particular to an anti-impact protective film.

Background

The protective film can be divided into a digital product protective film, an automobile protective film, a household protective film, a food fresh-keeping protective film and the like according to the application. The protective film can be applied to the following fields according to the application range: metal product surfaces, coated metal product surfaces, plastic product surfaces, automotive product surfaces, electronic product surfaces, signage product surfaces, profile product surfaces, and other product surfaces. Stamping is one method used in mechanized production processes. When the stamping part is used, in order to ensure the service life of the stamping part, a protective film is often added on the surface of the stamping part.

However, the conventional protective film is weak in anti-impact performance, is easy to damage in the stamping process, and accordingly the service life of the protective film and a stamping part is shortened, and the maintenance cost is high, so that the conventional requirement is not met.

Disclosure of Invention

The invention aims to provide an anti-impact protective film to solve the problems that the protective film provided in the background technology is weak in anti-impact capability and easy to damage in the stamping process, so that the service lives of the protective film and a stamping part are shortened, and the maintenance cost is high.

In order to achieve the purpose, the invention provides the following technical scheme: a pressure-resistant protective film comprises a base body, wherein a buffer pressure-reducing layer is arranged on one side of the base body and comprises an upper bearing plate, a lower bearing plate and buffer columns, connecting grooves are formed in one ends, adjacent to the upper bearing plate and the lower bearing plate, of the upper bearing plate and the lower bearing plate, a plurality of connecting grooves are formed in the connecting grooves, the buffer columns are arranged between the upper bearing plate and the lower bearing plate, two ends of each buffer column extend into the two connecting grooves respectively and are connected with the connecting grooves in a matched mode, reinforcing sheets are arranged on one sides, far away from the base body, of the buffer pressure-reducing layer, reinforcing layers are arranged on one sides, far away from the buffer pressure-reducing layer, of the reinforcing layers are provided with heat-conducting layers, a wear-resistant layer is arranged on one side, far away from the heat-conducting layer, of the heat-conducting layers, of the wear-resistant layer is provided with an antifouling layer, and an adhesive layer is arranged on one side, far away from the buffer pressure-reducing layer, of the base body, and a release layer is arranged on one side of the bonding layer, which is far away from the substrate.

Preferably, the buffer column is of a drum-shaped structure, the inside of the buffer column is provided with reinforcing holes, the reinforcing holes are of a hexagonal structure, the reinforcing holes are seven, and the seven reinforcing holes form a honeycomb structure.

Preferably, the reinforcing layer comprises a plurality of first reinforcing wires, a plurality of second reinforcing wires and a plurality of third reinforcing wires, and the reinforcing layer is formed by alternately weaving the plurality of first reinforcing wires, the plurality of second reinforcing wires and the plurality of third reinforcing wires.

Preferably, the first reinforcing strand includes six polyester fibers, the first reinforcing strand is twisted by six polyester fibers, the second reinforcing strand includes six glass fibers, the second reinforcing strand is twisted by glass fibers, the third reinforcing strand includes six ceramic fibers, and the third reinforcing strand is twisted by six ceramic fibers.

Preferably, the ends, far away from the upper bearing plate and the lower bearing plate, of the upper bearing plate and the lower bearing plate are provided with grooves, and the grooves are provided with a plurality of grooves.

Preferably, the base body, the buffer decompression layer, the reinforcing sheet, the reinforcing layer, the heat conducting layer, the wear-resistant layer and the antifouling layer are connected through glue.

Preferably, the reinforcing sheet is of an X-shaped structure, connecting sheets are arranged at two ends of the reinforcing sheet, and a tearing sheet is arranged at one end, far away from the reinforcing sheet, of each connecting sheet.

Preferably, the uncovering piece, the reinforcing piece and the connecting piece are of an integral structure.

Preferably, the reinforcing layer is internally provided with four through holes, and the through holes penetrate through the heat conduction layer and the wear-resistant layer.

Preferably, the thickness of the base body is 5-20% of the thickness of the whole protective film, the thickness of the buffer pressure reducing layer is 20-40% of the thickness of the whole protective film, the thickness of the reinforcing sheet is 5-10% of the thickness of the whole protective film, the thickness of the reinforcing layer is 10-25% of the thickness of the whole protective film, the thickness of the heat conducting layer is 10-20% of the thickness of the whole protective film, the thickness of the wear-resistant layer is 5-15% of the thickness of the whole protective film, the thickness of the antifouling layer is 5-10% of the thickness of the whole protective film, the thickness of the adhesive layer is 1-15% of the thickness of the whole protective film, and the thickness of the release layer is 1-10% of the thickness of the whole protective film.

Compared with the prior art, the invention has the beneficial effects that:

1. the buffer decompression layer is arranged in the protective film and consists of the upper bearing plate, the buffer column and the lower bearing plate, the upper bearing plate, the buffer column and the lower bearing plate are made of rubber materials, the buffer decompression layer has good buffer and decompression effects according to the characteristics of the rubber, meanwhile, the buffer column is arranged in a drum-shaped structure, and reinforcing holes of a honeycomb structure are formed in the buffer column, so that the buffer column has a good buffer effect, is high in structural strength and is not prone to deformation and damage, the anti-impact capability of the protective film can be effectively improved, the protective film is not prone to damage in the stamping process, the service lives of the protective film and a stamping part are prolonged, and the maintenance cost is reduced.

2. The invention arranges the reinforcing sheet and the reinforcing layer in the protective film, the reinforcing sheet is arranged in an X-shaped structure, the reinforcing sheet is made of PET material, the mechanical property is excellent, the toughness is higher, the tensile property of the protective film can be improved, meanwhile, both ends of the reinforcing sheet are both provided with the connecting sheets, the structural strength of the reinforcing sheet can be improved through the connecting sheets, one end of the connecting sheet far away from the reinforcing sheet is provided with the uncovering sheet, the uncovering sheet extends to the outside of the protective film, the protective film adhered on a stamping part can be conveniently replaced through the uncovering sheet, the replacement convenience of the protective film can be improved, the reinforcing layer is formed by alternately weaving the first reinforcing wire, the second reinforcing wire and the third reinforcing wire, the weaving structural strength is high, the tensile property is good, the structural strength of the reinforcing layer and the protective film can be effectively improved, meanwhile, the first reinforcing wire is formed by twisting polyester fibers, the second reinforcing wire is formed by twisting glass fibers, the third reinforcing wire is formed by twisting ceramic fibers, the polyester fibers are good in wrinkle resistance and shape retention, high in strength and elastic recovery capacity, the glass fibers are high in temperature resistance, non-combustible, corrosion-resistant, heat-insulating, good in sound insulation, high in tensile strength and good in electrical insulation, the ceramic fibers have the advantages of being light in weight, high in temperature resistance, good in thermal stability, low in thermal conductivity, small in specific heat, resistant to mechanical vibration and the like, and therefore the reinforcing layer has excellent mechanical performance and also has a certain buffering and pressure reducing effect.

3. According to the invention, the heat conduction layer, the wear-resistant layer and the antifouling layer are further arranged on the protective film, the heat conduction layer can effectively protect the heat conduction performance of the film and can conduct heat generated in the stamping process out, the wear-resistant layer can effectively improve the wear resistance of the protective film, so that the protective film is not easy to wear, the service life of the protective film is further prolonged, and the antifouling layer can effectively improve the antifouling capacity of the protective film, so that dirt is not easy to adhere to the protective film, and further the protective film is convenient to clean.

Drawings

FIG. 1 is an overall exploded view of the present invention;

FIG. 2 is an exploded view of the cushioned pressure reduction layer of the present invention;

FIG. 3 is an enlarged view of a portion of region A of the present invention;

FIG. 4 is a schematic view of a partial structure of a reinforcement layer of the present invention;

FIG. 5 is a schematic view of a first reinforcing wire according to the present invention;

FIG. 6 is a schematic view of a second reinforcing cord according to the present invention;

FIG. 7 is a schematic view of a third reinforcing wire according to the present invention.

In the figure: 1. a substrate; 2. a buffer decompression layer; 21. an upper bearing plate; 22. a lower bearing plate; 23. a buffer column; 231. a reinforcement hole; 3. a reinforcing sheet; 31. connecting sheets; 32. uncovering the sheet; 4. a reinforcing layer; 41. a first reinforcing wire; 411. polyester fibers; 42. a second reinforcing wire; 421. glass fibers; 43. a third reinforcing wire; 431. ceramic fibers; 5. a heat conductive layer; 6. a wear layer; 7. an antifouling layer; 8. an adhesive layer; 9. a release layer; 10. connecting grooves; 11. a groove; 12. and a through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-7, an embodiment of the present invention is shown: a pressure-resistant protective film comprises a base body 1, a buffer pressure-reducing layer 2 is arranged on one side of the base body 1, the buffer pressure-reducing layer 2 comprises an upper bearing plate 21, a lower bearing plate 22 and buffer columns 23, the upper bearing plate 21, the lower bearing plate 22 and the buffer columns 23 are connected in a glue joint mode, one ends, adjacent to the upper bearing plate 21 and the lower bearing plate 22, of the upper bearing plate 21 are respectively provided with a plurality of connecting grooves 10, the buffer columns 23 are arranged between the upper bearing plate 21 and the lower bearing plate 22, two ends of each buffer column 23 respectively extend into the two connecting grooves 10 and are in fit connection with the connecting grooves 10, the matching degree is high, a reinforcing sheet 3 is arranged on one side, away from the base body 1, of the buffer pressure-reducing layer 2, a reinforcing layer 4 is arranged on one side, away from the reinforcing sheet 2, of the reinforcing layer 4, a heat-conducting layer 5 is arranged on one side, away from the reinforcing layer 3, a good, have good wear resistance, the wearing layer 6 is kept away from one side of heat-conducting layer 5 and is provided with antifouling layer 7, has good antifouling effect, and one side that buffering decompression layer 2 was kept away from to base member 1 is provided with adhesive linkage 8, and one side that base member 1 was kept away from to adhesive linkage 8 is provided with from type layer 9, protects adhesive linkage 8 through from type layer 9, and during the installation protection film, peel off from type layer 9, can be through adhesive linkage 8 with the surface of protection film monolithic stationary stamping workpiece.

Further, the buffer column 23 is arranged to be of a drum-shaped structure, a good buffering effect is achieved, the reinforcing holes 231 are formed in the buffer column 23, the reinforcing holes 231 are arranged to be of a hexagonal structure, the reinforcing holes 231 are seven, the seven reinforcing holes 231 form a honeycomb structure, on one hand, the used materials of the buffer column 23 are reduced, the weight is reduced, the cost is reduced, and the structural strength of the buffer column 23 can be guaranteed on the other hand.

Furthermore, the reinforcing layer 4 comprises a plurality of first reinforcing wires 41, a plurality of second reinforcing wires 42 and a plurality of third reinforcing wires 43, and the plurality of first reinforcing wires 41, the plurality of second reinforcing wires 42 and the plurality of third reinforcing wires 43 are arranged, and the reinforcing layer 4 is formed by cross weaving the plurality of first reinforcing wires 41, the plurality of second reinforcing wires 42 and the plurality of third reinforcing wires 43, so that the weaving structure is firm and is not easy to deform.

Further, the first reinforcing wire 41 comprises six polyester fibers 411, the first reinforcing wire 41 is formed by twisting six polyester fibers 411, the second reinforcing wire 42 comprises six glass fibers 421, the second reinforcing wire 42 is formed by twisting glass fibers 421, the third reinforcing wire 43 comprises six ceramic fibers 431, and the third reinforcing wire 43 is formed by twisting six ceramic fibers 431.

Further, the end of the upper bearing plate 21 and the end of the lower bearing plate 22 away from each other are provided with a groove 11, and the grooves 11 are provided with a plurality of grooves, so that the glue capacity can be effectively increased, and the buffer decompression layer 2 can be more firmly connected with the base body 1, the reinforcing sheet 3 and the reinforcing layer 4.

Furthermore, the basal body 1, the buffer decompression layer 2, the reinforcing sheet 3, the reinforcing layer 4, the heat conduction layer 5, the wear-resistant layer 6 and the antifouling layer 7 are connected in a gluing manner, so that the connection strength is high, the connection is firm, and the connection part is light, thin and invisible.

Further, strengthen piece 3 and set up to X shape structure, structural strength, strengthen the both ends of piece 3 and all be provided with connection piece 31, two connection pieces 31 keep away from the one end of strengthening piece 3 and be provided with and take off piece 32, be convenient for change the protection film of adhesion on the stamping workpiece through taking off piece 32, can improve the convenience that the protection film was changed.

Furthermore, the uncovering sheet 32, the reinforcing sheet 3 and the connecting sheet 31 are of an integral structure, are integrally formed, have good integrity and high structural strength at the connecting part, and are not easy to break.

Further, the inside of enhancement layer 4 is provided with through-hole 12, and through-hole 12 is provided with four, and through-hole 12 runs through heat-conducting layer 5 and wearing layer 6 for the adhesive between each layer can circulate mutually and link together, and then can improve the fastness of connection.

Further, the thickness of the base body 1 is 5-20% of the thickness of the whole protective film, the thickness of the buffer pressure reducing layer 2 is 20-40% of the thickness of the whole protective film, the thickness of the reinforcing sheet 3 is 5-10% of the thickness of the whole protective film, the thickness of the reinforcing layer 4 is 10-25% of the thickness of the whole protective film, the thickness of the heat conducting layer 5 is 10-20% of the thickness of the whole protective film, the thickness of the wear-resistant layer 6 is 5-15% of the thickness of the whole protective film, the thickness of the antifouling layer 7 is 5-10% of the thickness of the whole protective film, the thickness of the adhesive layer 8 is 1-15% of the thickness of the whole protective film, the thickness of the release layer 9 is 1-10% of the thickness of the whole protective film, the thicknesses of the layers are reasonably distributed, and the buffer pressure reducing layer 2 is thickest so as to improve the impact resistance of the protective film.

The working principle is as follows: during the use, one side of base member 1 sets gradually buffering decompression layer 2, strengthen piece 3, enhancement layer 4, heat-conducting layer 5, wearing layer 6 and antifouling layer 7, and the splice connection between them sets gradually adhesive linkage 8 and from type layer 9 at the opposite side of base member 1, protects adhesive linkage 8 from type layer 9, peels off from type layer 9, can be through adhesive linkage 8 with the whole adhesion of protection film on the surface of stamping workpiece, play good guard action to the stamping workpiece. Buffering decompression layer 2 is by last board 21 of accepting, buffering post 23 and lower board 22 of accepting constitute, on accept board 21, buffering post 23 and lower board 22 of accepting all adopt the rubber material, just make buffering decompression layer 2 have good buffering according to the characteristic of rubber, the decompression effect, buffering post 23 sets drum structure to simultaneously, honeycomb's enhancement hole 231 has been seted up to its inside, make buffering post 23's buffering effectual, and structural strength is higher, non-deformable damages, thereby can effectively improve the anti pressure capacity of protection film, make it be difficult to damage in stamping process, with the life of extension protection film and stamping workpiece, and the maintenance cost is reduced. Set to X-shaped structure through reinforcing piece 3, it adopts the PET material, mechanical properties is good, its toughness is higher, can improve the tensile resistance of protection film, reinforcing piece 3's both ends all set up connection piece 31 simultaneously, can improve reinforcing piece 3's structural strength through connection piece 31, the one end setting of keeping away from reinforcing piece 3 through connection piece 31 is taken off piece 32, it extends to the outside of protection film to take off piece 32, be convenient for change the protection film of adhesion on the stamping workpiece through taking off piece 32, be convenient for change the protection film. The reinforcing layer 4 is formed by alternately weaving a first reinforcing wire 41, a second reinforcing wire 42 and a third reinforcing wire 43, the weaving structure has high strength and good tensile resistance, the structural strength of the reinforcing layer 4 and the protective film can be effectively improved, meanwhile, the first reinforcing wire 41 is formed by twisting polyester fibers 411 which are tightly connected, the polyester fibers 411 have good wrinkle resistance and shape retention and have high strength and elastic recovery capability, the second reinforcing wire 42 is formed by twisting glass fibers 421 which are tightly connected, the glass fibers 421 have high temperature resistance, non-combustibility, corrosion resistance, heat insulation, sound insulation, high tensile strength and good electrical insulation, the third reinforcing wire 43 is formed by twisting ceramic fibers 431 which are tightly connected, and the ceramic fibers 431 have the advantages of light weight, high temperature resistance, good thermal stability, low thermal conductivity, small specific heat, mechanical shock resistance and the like, so that the reinforcing layer 4 has excellent mechanical performance, meanwhile, the device also has a certain buffering and pressure reducing effect. The heat conduction layer 5 can effectively improve the heat conductivility of protection film, can go out the heat conduction that produces in the stamping process, and the wearing layer 6 can effectively improve the wearability of protection film, makes the difficult wearing and tearing of protection film, and then prolongs the life of protection film, and antifouling layer 7 can effectively improve the antifouling ability of protection film, makes its difficult adhesion filth, and then convenient cleanness.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. An anti-impact protective film comprises a substrate (1), and is characterized in that: one side of the base body (1) is provided with a buffer decompression layer (2), the buffer decompression layer (2) comprises an upper bearing plate (21), a lower bearing plate (22) and buffer columns (23), one ends of the upper bearing plate (21) adjacent to the lower bearing plate (22) are respectively provided with a connecting groove (10), the connecting grooves (10) are provided with a plurality of buffer columns (23), the buffer columns (23) are arranged between the upper bearing plate (21) and the lower bearing plate (22), two ends of each buffer column (23) respectively extend into the two connecting grooves (10) and are in fit connection with the connecting grooves (10), one side of the buffer decompression layer (2), which is far away from the base body (1), is provided with a reinforcing sheet (3), one side of the reinforcing sheet (3), which is far away from the buffer decompression layer (2), is provided with a reinforcing layer (4), one side of the reinforcing sheet (4), which is far away from the reinforcing sheet (3), is provided with a heat conduction layer (5), one side that enhancement layer (4) were kept away from in heat-conducting layer (5) is provided with wearing layer (6), one side that heat-conducting layer (5) were kept away from in wearing layer (6) is provided with antifouling layer (7), one side that buffering decompression layer (2) were kept away from in base member (1) is provided with adhesive linkage (8), one side that base member (1) were kept away from in adhesive linkage (8) is provided with from type layer (9).

2. The impact resistant protective film of claim 1, wherein: the buffer column (23) is of a drum-shaped structure, the reinforcing holes (231) are formed in the buffer column (23), the reinforcing holes (231) are of a hexagonal structure, seven reinforcing holes (231) are formed in the reinforcing holes, and the seven reinforcing holes (231) form a honeycomb-shaped structure.

3. The impact resistant protective film of claim 1, wherein: the reinforcing layer (4) comprises a first reinforcing wire (41), a second reinforcing wire (42) and a third reinforcing wire (43), the first reinforcing wire (41), the second reinforcing wire (42) and the third reinforcing wire (43) are all provided with a plurality of reinforcing wires, and the reinforcing layer (4) is formed by interweaving the plurality of first reinforcing wires (41), the plurality of second reinforcing wires (42) and the plurality of third reinforcing wires (43).

4. The impact resistant protective film of claim 3, wherein: the first reinforcing strand (41) includes six polyester fibers (411), and the first reinforcing strand (41) is twisted from the six polyester fibers (411), the second reinforcing strand (42) includes six glass fibers (421), and the second reinforcing strand (42) is twisted from the glass fibers (421), the third reinforcing strand (43) includes six ceramic fibers (431), and the third reinforcing strand (43) is twisted from the six ceramic fibers (431).

5. The impact resistant protective film of claim 1, wherein: the end, far away from the upper bearing plate (21) and the lower bearing plate (22), of each bearing plate is provided with a groove (11), and the grooves (11) are provided with a plurality of grooves.

6. The impact resistant protective film of claim 1, wherein: the base body (1), the buffer decompression layer (2), the reinforcing sheet (3), the reinforcing layer (4), the heat conduction layer (5), the wear-resistant layer (6) and the antifouling layer (7) are connected in a gluing mode.

7. The impact resistant protective film of claim 1, wherein: the reinforcing piece (3) is of an X-shaped structure, connecting pieces (31) are arranged at two ends of the reinforcing piece (3), and a tearing piece (32) is arranged at one end, far away from the reinforcing piece (3), of each connecting piece (31).

8. The impact resistant protective film of claim 7, wherein: the uncovering sheet (32), the reinforcing sheet (3) and the connecting sheet (31) are of an integral structure.

9. The impact resistant protective film of claim 1, wherein: the reinforced layer is characterized in that through holes (12) are formed in the reinforced layer (4), four through holes (12) are formed in the reinforced layer, and the through holes (12) penetrate through the heat conduction layer (5) and the wear-resistant layer (6).

10. The impact resistant protective film of claim 1, wherein: the thickness of the base body (1) is 5-20% of the thickness of the whole protective film, the thickness of the buffer decompression layer (2) is 20-40% of the thickness of the whole protective film, the thickness of the reinforcing sheet (3) is 5-10% of the thickness of the whole protective film, the thickness of the reinforcing layer (4) is 10-25% of the thickness of the whole protective film, the thickness of the heat conduction layer (5) is 10-20% of the thickness of the whole protective film, the thickness of the wear-resistant layer (6) is 5-15% of the thickness of the whole protective film, the thickness of the antifouling layer (7) is 5-10% of the thickness of the whole protective film, the thickness of the adhesion layer (8) is 1-15% of the thickness of the whole protective film, and the thickness of the release layer (9) is 1-10% of the thickness of the whole protective film.