CN212269957U - Double faced adhesive tape full page sheet stock - Google Patents
Double faced adhesive tape full page sheet stock Download PDFInfo
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- CN212269957U CN212269957U CN202020643568.6U CN202020643568U CN212269957U CN 212269957 U CN212269957 U CN 212269957U CN 202020643568 U CN202020643568 U CN 202020643568U CN 212269957 U CN212269957 U CN 212269957U
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Abstract
The utility model belongs to the technical field of the double faced adhesive tape technique and specifically relates to a double faced adhesive tape full position sheet stock is related to, its technical scheme main points are: the easy-tearing device comprises a bearing layer, a double-faced adhesive tape unit, a release layer and an easy-tearing assembly, wherein the bearing layer, the double-faced adhesive tape unit and the release layer are sequentially bonded from top to bottom; the easy-tearing piece is arranged on the release layer and protrudes out of the edge of the release layer; the holding piece is arranged on the bearing layer and protrudes out of the edge of the bearing layer. The full-page sheet stock of the double faced adhesive tape is convenient for workers to realize the separation between the release layer and the bearing layer.
Description
Technical Field
The utility model belongs to the technical field of the double faced adhesive tape technique and specifically relates to a double faced adhesive tape full position sheet stock is related to.
Background
A Flexible Printed Circuit (FPC) is a highly reliable and excellent Flexible Printed Circuit board made of polyimide or polyester film as a base material. The printed circuit board has the characteristics of high wiring density, light weight, thin thickness and good bending property, and is widely applied to electronic products such as mobile phones and computers. At present, a flexible circuit board is usually adhered to a predetermined position of an electronic product by using a double-sided adhesive tape.
Chinese patent No. CN206790789U discloses a full-page gluing jig for double-sided adhesive tape, which comprises an FPC arrangement jig and a double-sided adhesive tape arrangement jig; the FPC arranging jig is used for containing the flexible circuit board, the double faced adhesive tape arranging jig is used for loading a double faced adhesive tape full page sheet material, and the double faced adhesive tape full page sheet material comprises a double faced adhesive tape unit matched with the flexible circuit board. Through arranging the tool with the double faced adhesive tape and arranging tool with FPC and counterpointing and laminating, realize the alignment and the bonding of double faced adhesive tape unit and flexible circuit board, the rubberizing operating efficiency is high and laminating is effectual.
The double faced adhesive tape full page sheet material in the prior art mainly comprises a bearing layer, a double faced adhesive tape unit and a release layer which are sequentially arranged from top to bottom, wherein the bearing layer and the release layer are rectangular sheets with the same size, the bearing layer and the release layer cover the upper side and the lower side of the double faced adhesive tape unit, and the viscosity of the bearing layer and the double faced adhesive tape unit is greater than the viscosity between the double faced adhesive tape unit and the release layer. The staff tears earlier from the type layer to will tear the whole version sheet stock of double faced adhesive tape from the type layer and be fixed in double faced adhesive tape and arrange the tool on, make double faced adhesive tape arrange the tool and arrange the tool with FPC and counterpoint and the laminating back, tear the bearer layer again, realize the bonding of double faced adhesive tape unit and flexible circuit board promptly.
The double-sided adhesive whole sheet material is obtained by cutting the attached double-sided adhesive strip material into pieces, so that the bearing layer and the release layer in the double-sided adhesive whole sheet material are usually in the shape of a sheet with the same size; under the circumstances of laminating each other at the bearer layer with from the type layer for there is certain laminating power in the bearer layer with from the type layer, and the staff of very being not convenient for separates from type layer and bearer layer, influences the efficiency from type layer and bearer layer separation operation.
Disclosure of Invention
The utility model discloses a double faced adhesive tape full page sheet stock, this double faced adhesive tape full page sheet stock be convenient for the staff to realize the separation from type layer and between the bearer layer.
The above technical purpose of the present invention can be achieved by the following technical solutions: the double-faced adhesive tape full-page sheet material comprises a bearing layer, a double-faced adhesive tape unit, a release layer and an easy-tearing assembly, wherein the bearing layer, the double-faced adhesive tape unit and the release layer are sequentially bonded from top to bottom; the easy-tearing piece is arranged on the release layer and protrudes out of the edge of the release layer; the holding piece is arranged on the bearing layer and protrudes out of the edge of the bearing layer.
Through adopting above-mentioned technical scheme, the staff holds between the fingers the gripping member respectively and easily tears the piece, can order about easily to tear the piece and keep away from the gripping member to the bearer layer with the application of force that carries on from the type layer conveniently, can be with type layer and bearer layer phase separation, promotes the staff with the operating efficiency with type layer and bearer layer phase separation.
Preferably, the easy-to-tear piece is first adhesive paper, the first adhesive paper is adhered to the surface, far away from the bearing layer, of the release layer, and the viscosity of the first adhesive paper and the release layer is greater than that of the release layer and the double-sided adhesive unit; the holding piece is made of second adhesive tape, the second adhesive tape is adhered to the surface, far away from the release layer, of the bearing layer, and the viscosity of the second adhesive tape and the bearing layer is larger than that of the bearing layer and the double-sided adhesive tape unit.
Through adopting above-mentioned technical scheme, will bond in the first adhesive tape from the type layer as easily tearing the piece, bond in the second adhesive tape of bearer layer as the piece that grips, then the staff can apply power on from type layer and bearer layer through pinching first adhesive tape and second adhesive tape respectively conveniently to make from the separation convenient and fast of type layer and bearer layer.
Preferably, the easy-to-tear piece is a first convex edge, and the first convex edge and the release layer are integrally formed; the holding piece is a second convex edge, and the second convex edge and the bearing layer are integrally formed.
Through adopting above-mentioned technical scheme, with integrated into one piece in the first chimb from the type layer as easily tearing the piece, integrated into one piece and the second chimb of bearer layer are as holding the piece, compare in the mode that uses the adhesive tape to bond, easily tear the piece with from the type layer, the stability of being connected of holding the piece and bearer layer is high, reduce the whole edition of sheet stock of double faced adhesive tape and easily tear the piece and from the type layer, hold the condition that breaks away from mutually between piece and the bearer layer in packing, transportation etc..
Preferably, the first convex edge is overlapped with the second convex edge, and the size and the shape of the first convex edge are the same as those of the second convex edge.
By adopting the technical scheme, the first convex edge and the second convex edge can be formed in a primary die cutting process, the formed first convex edge and the formed second convex edge are mutually attached, and when the separation layer needs to be separated, the first convex edge and the second convex edge only need to be slightly bent, so that the first convex edge and the second convex edge are mutually staggered and separated; then only need pinch first chimb and second chimb respectively, can realize conveniently from the separation of type layer and bearer layer.
Preferably, the bearing layer and the release layer are transparent films.
Through adopting above-mentioned technical scheme, the bearer layer all uses transparent film with from the type layer, and the staff of being convenient for carries out simple visual inspection to the cladding in the bearer layer and from the double faced adhesive tape unit between the type layer, and is convenient for realize the counterpoint between whole version sheet stock of double faced adhesive tape and the double faced adhesive tape range tool.
Preferably, the adhesive tape comprises a double-sided adhesive layer and a stripping layer, wherein the stripping layer is positioned between the double-sided adhesive layer and a bearing layer; the adhesiveness of the stripping layer and the double-sided adhesive layer is greater than that of the stripping layer and the bearing layer, and the adhesiveness of the stripping layer and the double-sided adhesive layer is less than that of the double-sided adhesive layer and the flexible circuit board.
Through adopting above-mentioned technical scheme, when the double faced adhesive tape unit on the bearer layer bonds with the flexible circuit board mutually, tear the bearer layer after, form the condition that double faced adhesive tape and flexible circuit board one-to-one bonded mutually, the peel ply can be kept away from the bonding face of flexible circuit board to double faced adhesive tape and protect, when treating to bond flexible circuit board in the preset position of electronic product, can bond after tearing the peel ply.
Preferably, the peeling layer is provided with a peeling handle, and the peeling handle and the peeling layer are integrally formed.
Through adopting above-mentioned technical scheme, the staff of being convenient for of peeling off handle carries out the application of force to the peel ply to it is more convenient to make the staff tear the process of peel ply.
Preferably, the peeling layer is a double-sided antistatic blue film, the double-sided adhesive layer is bonded to the release surface of the double-sided antistatic blue film, and the bearing layer is bonded to the non-release surface of the double-sided antistatic blue film.
By adopting the technical scheme, the double-sided anti-static blue film is used as the stripping layer of the double-sided adhesive tape unit, and after the double-sided adhesive tape unit is bonded on the flexible circuit board, the interference condition of the flexible circuit board caused by static electricity generated in the transportation process can be reduced.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the holding piece and the easy-to-tear piece are respectively pinched by the worker, so that force can be conveniently applied to the bearing layer and the release layer, the easy-to-tear piece is driven to be away from the holding piece, the release layer and the bearing layer can be separated, and the working efficiency of separating the release layer from the bearing layer by the worker is improved;
2. the first convex edge and the second convex edge can be formed in a primary die cutting process, the formed first convex edge and the formed second convex edge are mutually attached, and when the separation layer needs to be separated, the first convex edge and the second convex edge only need to be slightly bent, so that the first convex edge and the second convex edge are mutually staggered and separated; then, the separation of the release layer and the bearing layer can be conveniently realized only by respectively pinching the first convex edge and the second convex edge;
3. the stripping handle on the stripping layer is convenient for a worker to apply force to the stripping layer, so that the process of tearing the stripping layer by the worker is more convenient.
Drawings
Fig. 1 is an exploded view of a carrier layer, a double-sided tape unit and a release layer in the first embodiment of the present invention.
Fig. 2 is an exploded view of the carrier layer, the double-sided tape unit and the release layer in the second embodiment of the present invention.
Reference numerals: 1. a carrier layer; 2. a double-sided adhesive tape unit; 21. a double-sided adhesive layer; 22. a double-sided antistatic blue film; 22a, a stripping handle; 3. a release layer; 4. an easy-tear component; 41. an easy-tear piece; 41a, first gummed paper; 41b, a first flange; 42. a grip; 42a, second gummed paper; 42b, a second flange.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1, for the utility model discloses a double faced adhesive tape full position sheet stock, include bearing layer 1, double faced adhesive tape unit 2, from type layer 3 that top-down adhered in proper order, wherein, the viscidity from between type layer 3 and the double faced adhesive tape unit 2 is less than the viscidity of bearing layer 1 and double faced adhesive tape unit 2 to tear off from type layer 3. In addition, the bearing layer 1 and the release layer 3 are both transparent silica gel protective films, the bearing layer 1 and the release layer 3 are both rectangular sheets, and the shapes and the sizes of the bearing layer 1 and the release layer 3 are the same.
Referring to fig. 1, the number of the double-sided tape units 2 is plural, and the plural double-sided tape units 2 are all wrapped between the carrier layer 1 and the release layer 3. Specifically, the double-sided tape unit 2 includes a double-sided tape layer 21 and a peeling layer, wherein two surfaces of the double-sided tape layer 21 opposite to each other are bonding surfaces, and one of the bonding surfaces is bonded to the release layer 3. In this embodiment, the double-sided adhesive layer 21 may be specifically selected as a colloid obtained by removing release paper from the TESA4972 double-sided adhesive.
Referring to fig. 1, the peeling layer is located between the double-sided adhesive layer 21 and the carrier layer 1, the peeling layer is a double-sided anti-static blue film 22, the surface of the double-sided anti-static blue film 22 close to the double-sided adhesive layer 21 is a release surface, and the double-sided anti-static blue film is bonded with the bonding surface of the double-sided adhesive layer 21 far away from the release layer 3; the surface of the double-sided antistatic blue film 22 far away from the double-sided adhesive layer 21 is a non-release surface and is bonded with the bearing layer 1. Meanwhile, the viscosity of the double-sided antistatic blue film 22 and the double-sided adhesive layer 21 is greater than that of the double-sided antistatic blue film 22 and the bearing layer 1, so that the bearing layer 1 can be torn off from the double-sided adhesive unit 2.
Meanwhile, the viscosity of the double-sided adhesive layer 21 and the flexible circuit board is greater than that of the double-sided adhesive layer 21 and the double-sided anti-static blue film 22, so that the double-sided anti-static blue film 22 can be torn off from the double-sided adhesive layer 21 before the flexible circuit board is bonded to the preset position of the electronic product. In addition, the double-sided anti-static blue film 22 is also integrally formed with a peeling handle 22a, and the process that the worker tears off the double-sided anti-static blue film 22 is more convenient by pinching the peeling handle 22 a.
Referring to fig. 1, the double-sided adhesive full-page sheet further includes a tear enabling member 4, specifically, the tear enabling member 4 includes a tear enabling member 41 and a holding member 42; wherein, easily tear piece 41 and connect in leaving type layer 3, and the gripping member 42 is connected in bearing layer 1, and easily tears a 41 and the gripping member 42 all protrudes in the same one side border of double faced adhesive tape full page sheet stock. In this embodiment, the easy-to-tear piece 41 is a first adhesive paper 41a, one end of the first adhesive paper 41a is bonded to the surface of the release layer 3 away from the carrier layer 1, and the other end protrudes from the side edge of the release layer 3; the adhesiveness between the first adhesive tape 41a and the release layer 3 is greater than the adhesiveness between the release layer 3 and the double-sided adhesive tape unit 2. The holding piece 42 is a second adhesive paper 42a, one end of the second adhesive paper 42a is adhered to the surface of the bearing layer 1 far away from the release layer 3, and the other end protrudes out of the side edge of the bearing layer 1; the adhesiveness between the second adhesive tape 42a and the carrier layer 1 is greater than the adhesiveness between the carrier layer 1 and the double-sided tape unit 2.
The implementation principle of the embodiment is as follows: will bond in as easily tearing 41 from the first adhesive tape 41a of type layer 3, bond in the second adhesive tape 42a of bearer layer 1 as the piece 42 of gripping, then the staff can be through pinching first adhesive tape 41a and second adhesive tape 42a respectively, can apply the power on from type layer 3 and bearer layer 1 conveniently for separation convenient and fast from type layer 3 and bearer layer 1.
Simultaneously, when treating the needs and bonding the flexible circuit board in the preset position of electronic product, peel off layer integrated into one piece's peeling handle 22a is convenient for the staff to carry out the application of force to the peel off layer to it is more convenient to make the process that the staff torn the peel off layer.
Example two:
referring to fig. 2, in order to disclose the present invention, the present embodiment is different from the first embodiment in terms of a double-sided tape full-page sheet material for a flexible circuit board: easily tear piece 41 and gripping member 42 different, it is specific, easily tear piece 41 for integrated into one piece in the first chimb 41b from type layer 3, gripping member 42 is integrated into one piece in the second chimb 42b of bearer layer 1, first chimb 41b is the same with the shape and the size of second chimb 42b, and laminates each other.
The implementation principle of the embodiment is as follows: the first convex edge 41b and the second convex edge 42b can be formed in the same die cutting process, the formed first convex edge 41b and the second convex edge 42b can be attached to each other, and when the separation layer 3 needs to be separated, the first convex edge 41b and the second convex edge 42b only need to be slightly bent, so that the first convex edge 41b and the second convex edge 42b are staggered and separated from each other; then only need to pinch first chimb 41b and second chimb 42b respectively, can realize conveniently from the separation of type layer 3 and bearer layer 1.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a full page sheet stock of double faced adhesive tape, includes bearing layer (1), double faced adhesive tape unit (2) and from type layer (3) that top-down adhered in proper order, its characterized in that: the easy-tearing assembly (4) comprises an easy-tearing piece (41) and a holding piece (42), wherein the easy-tearing piece (41) and the holding piece (42) are both positioned on the same side edge of the double-faced adhesive tape whole-plate sheet material; the easy-tearing piece (41) is arranged on the release layer (3), and the easy-tearing piece (41) protrudes out of the edge of the release layer (3); the holding piece (42) is arranged on the bearing layer (1), and the holding piece (42) protrudes out of the edge of the bearing layer (1).
2. The double-sided adhesive full-page sheet stock according to claim 1, wherein: the easy-to-tear piece (41) is a first adhesive tape (41a), the first adhesive tape (41a) is adhered to the surface, away from the bearing layer (1), of the release layer (3), and the viscosity of the first adhesive tape (41a) and the release layer (3) is greater than that of the release layer (3) and the double-sided adhesive tape unit (2); the holding piece (42) is a second adhesive tape (42a), the second adhesive tape (42a) is adhered to the surface, far away from the release layer (3), of the bearing layer (1), and the viscosity of the second adhesive tape (42a) and the bearing layer (1) is larger than that of the bearing layer (1) and the double-sided adhesive tape unit (2).
3. The double-sided adhesive full-page sheet stock according to claim 1, wherein: the easily-torn piece (41) is a first convex edge (41b), and the first convex edge (41b) and the release layer (3) are integrally formed; the holding piece (42) is a second convex edge (42b), and the second convex edge (42b) and the bearing layer (1) are integrally formed.
4. The double-sided adhesive full-page sheet stock according to claim 3, wherein: the first convex edge (41b) and the second convex edge (42b) are overlapped, and the size and the shape of the first convex edge (41b) and the second convex edge (42b) are the same.
5. The double-sided adhesive full-page sheet stock according to claim 1, wherein: the bearing layer (1) and the release layer (3) are both transparent films.
6. The double-sided adhesive full-page sheet stock according to any one of claims 1 to 5, wherein: the adhesive tape comprises a double-sided adhesive layer (21) and a stripping layer, wherein the stripping layer is positioned between the double-sided adhesive layer (21) and a bearing layer (1); the adhesiveness of the stripping layer and the double-sided adhesive layer (21) is greater than that of the stripping layer and the bearing layer (1), and the adhesiveness of the stripping layer and the double-sided adhesive layer (21) is less than that of the double-sided adhesive layer (21) and the flexible circuit board.
7. The double-sided adhesive full-page sheet stock according to claim 6, wherein: the peeling layer is provided with a peeling handle (22a), and the peeling handle (22a) and the peeling layer are integrally formed.
8. The double-sided adhesive full-page sheet stock according to claim 7, wherein: the peeling layer is a double-sided anti-static blue film (22), the double-sided adhesive layer (21) is bonded on the separation surface of the double-sided anti-static blue film (22), and the bearing layer (1) is bonded on the non-separation surface of the double-sided anti-static blue film (22).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020643568.6U CN212269957U (en) | 2020-04-25 | 2020-04-25 | Double faced adhesive tape full page sheet stock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020643568.6U CN212269957U (en) | 2020-04-25 | 2020-04-25 | Double faced adhesive tape full page sheet stock |
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CN212269957U true CN212269957U (en) | 2021-01-01 |
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CN202020643568.6U Active CN212269957U (en) | 2020-04-25 | 2020-04-25 | Double faced adhesive tape full page sheet stock |
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CN (1) | CN212269957U (en) |
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2020
- 2020-04-25 CN CN202020643568.6U patent/CN212269957U/en active Active
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