CN205017692U - Gum and mold processing group thereof - Google Patents
Gum and mold processing group thereof Download PDFInfo
- Publication number
- CN205017692U CN205017692U CN201520713195.4U CN201520713195U CN205017692U CN 205017692 U CN205017692 U CN 205017692U CN 201520713195 U CN201520713195 U CN 201520713195U CN 205017692 U CN205017692 U CN 205017692U
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- Prior art keywords
- mould
- gum
- blade
- degree
- release film
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- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 239000002390 adhesive tape Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims description 10
- 238000009499 grossing Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000012528 membrane Substances 0.000 abstract description 3
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 9
- 239000003292 glue Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Adhesive Tapes (AREA)
Abstract
The utility model discloses a gum and mold processing group thereof, include from the type membrane with from type paper to and set up from the type membrane with from the double faced adhesive tape between the type paper, and be divided into and have jiao qu and no jiaoqu, the mould group that is used for cross cutting processing has been set up in order to obtain above -mentioned gum product, including mould no. 1, mould no. 2 and mould no. 3, the utility model aims to provide a mould group that is used for fields such as flexible circuit board equipment, and the shape suits with circuit board bonding position, and size precision is high, can realize the scale, gum and this gum of production and processing of automated production
Description
Technical field
The utility model relates to a kind of gum, is specifically related to a kind of gum of being combined for flexible circuit board and plastic box hardware and processing mold group thereof.
Background technology
Flexible printed circuit board (FPC) is for the one that base material is made has height reliability and excellent flexible printed circuit with mylar or polyimides.Due to a series of advantage such as its volume is little, quality is light and thickness is thin and more and more by electronic designers are favored, be widely used in various portable and other electronic products such as mobile phone and notebook computer.At present in flexible PCB assembling industry, PET base material double-sided pressure-sensitive adhesive tape, non-woven fabrics base material two-sided tape and the pure glued membrane pressure sensitive adhesive product without base material are all used in large quantities.The adhesive tape product of every type has respective advantage and short slab, and flexible PCB client needs to consider to select suitable adhesive tape product in conjunction with the requirement of self different product structure design and the technological process of production and downstream client.
In the assembling process of the small-size products such as electronic product especially mobile phone camera, be subject to the restriction of inner space, flexible PCB by flexural deformation and torsional deformation significantly, can cause the generation of its internal stress usually.This proposes challenge to the bonding application of pressure sensitive adhesive tape.If there is flexible PCB and coming off or being separated by sticky parts, function and the life-span of electronic product will be had a strong impact on.Therefore, for different flexible PCB, not only to pressure sensitive adhesive tape material itself, shape also for its pressure sensitive adhesive tape proposes strict requirement, generally, needs the pressure sensitive adhesive tape according to product specific needs design shape complexity, and it is high to required precision, the performance of adhesive tape can not be destroyed in process engineering, do not produce and draw glue phenomenon when excessive glue and release liners are peeled off, especially facilitate hand-held bonding process.Current, main employing cross cutting processing obtains complex-shaped pressure sensitive adhesive tape, cross cutting is mainly divided into flat cutter die cutting and dise knife cross cutting two kinds, all needs according to the shape of pressure sensitive adhesive tape and performance requirement designs special mould and technique is processed to form qualified pressure sensitive adhesive tape.Current electronic components and parts specification is more and more meticulousr, more and more higher for the shape of adhesive tape, required precision, and in order to accomplish scale production, needs the stability and the efficiency that ensure processing technology.
Summary of the invention
The purpose of this utility model is to provide a kind of for fields such as flexible PCB assemblings, and shape and circuit board bonding site adapt, and dimensional accuracy is high, can realize scale, the gum of automated production and the set of molds of this gum of production and processing.
The utility model is realized by following technical proposals:
A kind of gum, comprises release film and release liners, and arranges the double faced adhesive tape between release film and release liners; And being divided into You Jiao district and adhesive-free area, upper right side four/part is removed in described You Jiao district in the double faced adhesive tape of rectangular shape, and has triangle ledge in lower right side; Described adhesive-free area is after release film is coated with Jiao Qu, has a glue-free extension in upper left side.Release film and release liners are used for preventing gum product from being stain, thus impact insulation and adhesive effect; The setting of glue-free extension clamps gum for the ease of hand-held or other modes, carries out stickup and use.
Further, described release film is coated with Jiao Qu, and its edge is greater than the region in You Jiao district.Release film can realize protection to the edge in You Jiao district, avoids the dust in air and pollutes the You Jiao district of gum.
Further, the rotation angle position of described You Jiao district and adhesive-free area all does fillet process, makes edge-smoothing.The smoothing processing at edge, the gum making shape less is convenient to machine-shaping, ensures machining accuracy.
Further, described release liners is in strip band shape, and described release film and double faced adhesive tape form the work structuring of gum, and multiple described work structuring is evenly arranged in and is in strip in banded release liners.Gum Product processing is become band, is convenient to packaging like this.
Being provided with the set of molds of processing for cross cutting to obtain above-mentioned gum product, comprising mould one, mould two and mould three;
The edge shape of described mould one is identical with the You Jiao district of gum, and described mould one edge is provided with cutting blade, and the height of described blade is 1.5mm or 1.8mm, and angle is 42 degree or 52 degree; During use, the blade of mould one just cuts off release liners and double faced adhesive tape, and does not cut off release film; The edge shape of described mould two is identical with adhesive-free area with the You Jiao district of gum, and described mould two edge is provided with cutting blade, and the height of described blade is 1.5mm or 1.8mm, and angle is 42 degree or 52 degree; During use, the blade of mould two just cuts off release film and double faced adhesive tape, and does not cut off release liners; Described mould one and mould two are provided with many group gum shapes, and mould three is the multiple strip blades this many groups gum shape being cut to ribbon distribution, and the height of described blade is 1.0mm or 1.5mm, and angle is 40 degree or 42 degree; During use, mould three, for cutting off release liners, makes gum product be ribbon arrangement.
Further, mould one is also provided with multiple location hole processing blade, the height of described blade is 1.8mm or 2.0mm, and angle is 42 degree or 52 degree; During use, described location hole processing blade cuts off release film, double faced adhesive tape and release liners, forms location hole.
Described mould one, mould two and mould three are the flat cutter die cutting mold groups arranged in one plane, or are arranged on the dise knife cross cutting set of molds of circumferential outer surface.
The beneficial effects of the utility model:
Gum disclosed in the utility model, its shape and circuit board bonding site adapt, and dimensional accuracy is high, and good antifouling effect; Adopt multi-mould group to realize the processing of gum, can scale be realized, automated production.
Accompanying drawing explanation
Fig. 1 is gum vertical view;
Fig. 2 is gum sectional view;
Fig. 3 is gum finished figure;
Fig. 4 is mould one plane graph;
Fig. 5 is the tangential schematic diagram of mould one;
Fig. 6 is mould two plane graph;
Fig. 7 is the tangential schematic diagram of mould two;
Fig. 8 is mould three plane graph;
Fig. 9 is the tangential schematic diagram of mould three;
Figure 10 is mould one, mould two cutting edge shape figure;
Figure 11 is mould three cutting edge shape figure;
Wherein, 1, You Jiao district, 2, adhesive-free area, 11, removal unit, 12, triangle protuberance; 21, extension; 3, release film, 4, double faced adhesive tape, 5, release liners;
Embodiment
Below in conjunction with accompanying drawing, a kind of gum of the present utility model and processing mold group thereof are further described in detail:
As shown in Figure 1, 2, a kind of gum, comprises release film 3 and release liners 5, and arranges the double faced adhesive tape 4 between release film 3 and release liners 5; And being divided into You Jiao district 1 and adhesive-free area 2, upper right side four/part 11 is removed in described You Jiao district 1 in the double faced adhesive tape 4 of rectangular shape, and has triangle ledge 12 in lower right side; Described adhesive-free area 2, for after release film 3 is coated with glue district 1, has a glue-free extension 21 in upper left side; Described release film 3 is coated with glue district 1, and its edge is greater than the region in You Jiao district 1.
Preferably, the rotation angle position of described You Jiao district 1 and adhesive-free area 2 all does fillet process, makes edge-smoothing.
As shown in Figure 3, described release liners 5 is in strip band shape, and described release film 3 and double faced adhesive tape 4 form the work structuring of gum, and multiple described work structuring is evenly arranged in and is in strip in banded release liners.
Being provided with the set of molds of processing for cross cutting to obtain above-mentioned gum product, comprising mould one, mould two and mould three; Described mould one, mould two and mould three are the flat cutter die cutting mold groups arranged in one plane, or are arranged on the dise knife cross cutting set of molds of circumferential outer surface.
As shown in FIG. 4,5,6, 7, the edge shape of described mould one is identical with the You Jiao district 1 of gum, and described mould one edge is provided with cutting blade, and the height of described blade is 1.5mm or 1.8mm, and angle is 42 degree or 52 degree; During use, the blade of mould one just cuts off release liners 5 and double faced adhesive tape 4, and does not cut off release film 3; The edge shape of described mould two is identical with adhesive-free area 2 with the You Jiao district 1 of gum, and described mould two edge is provided with cutting blade, and the height of described blade is 1.5mm or 1.8mm, and angle is 42 degree or 52 degree; During use, the blade of mould two just cuts off release film 3, double faced adhesive tape 4 and release liners 5.Again as shown in Figure 10, above-mentioned cutting edge shape is that inner side tilts 7 degree, the unimodal straight burr cutter of outside inclination 42 degree, and this blade can ensure good cut-out effect, not easily produces viscose glue, excessive glue phenomenon.
As shown in Figure 8,9, described mould one and mould two are provided with many group gum shapes, and mould three is the multiple strip blades this many groups gum shape being cut to ribbon distribution, and the height of described blade is 1.0mm or 1.5mm, and angle is 40 degree or 42 degree; During use, mould three, for cutting off release liners, makes gum product be ribbon arrangement.Again as shown in figure 11, this cutting edge shape is peak straight burr cutter, has wear-resisting, the feature of long service life.
Preferably, mould one is also provided with multiple location hole processing blade, the height of described blade is 1.8mm or 2.0mm, and angle is 42 degree or 52 degree; During use, described location hole processing blade cuts off release film 3, double faced adhesive tape 4 and release liners 5, forms location hole.
Claims (7)
1. a gum, comprises release film (3) and release liners (5), and arranges the double faced adhesive tape (4) between release film (3) and release liners (5); And be divided into You Jiao district (1) and adhesive-free area (2), remove upper right side four/part (11) in the double faced adhesive tape (4) that described You Jiao district (1) is rectangular shape, and there is in lower right side triangle ledge (12); Described adhesive-free area (2), for after release film (3) is coated with Jiao Qu (1), has a glue-free extension (21) in upper left side.
2. gum according to claim 1, is characterized in that, described release film (3) release film (3) is coated with Jiao Qu (1), and its edge is greater than the region of You Jiao district (1).
3. gum according to claim 1, is characterized in that, the rotation angle position of described You Jiao district (1) and adhesive-free area (2) all does fillet process, makes edge-smoothing.
4. gum according to claim 1, it is characterized in that, described release liners (5) is in strip band shape, and described release film (3) and double faced adhesive tape (4) form the work structuring of gum, and multiple described work structuring is evenly arranged in and is in strip in banded release liners (5).
5. process a set of molds for gum described in any one of claim 1-4, comprise mould one, mould two and mould three;
The edge shape of described mould one is identical with the You Jiao district (1) of gum, and described mould one edge is provided with cutting blade, and the height of described blade is 1.5mm or 1.8mm, and angle is 42 degree or 52 degree; During use, the blade of mould one just cuts off release liners (5) and double faced adhesive tape (4), and does not cut off release film (3);
The edge shape of described mould two is identical with adhesive-free area (2) with the You Jiao district (1) of gum, and described mould two edge is provided with cutting blade, and the height of described blade is 1.5mm or 1.8mm, and angle is 42 degree or 52 degree; During use, the blade of mould two just cuts off release film (3) and double faced adhesive tape (4), and does not cut off release liners (5);
Described mould one and mould two are provided with many group gum shapes, and mould three is the multiple strip blades this many groups gum shape being cut to ribbon distribution, and the height of described blade is 1.0mm or 1.5mm, and angle is 40 degree or 42 degree; During use, mould three, for cutting off release liners (5), makes gum product be ribbon arrangement.
6. process the set of molds of gum described in any one of claim 1-4 according to claim 5, it is characterized in that, mould one is also provided with multiple location hole processing blade, the height of described blade is 1.8mm or 2.0mm, and angle is 42 degree or 52 degree; During use, described location hole processing blade cuts off release film (3), double faced adhesive tape (4) and release liners (5), forms location hole.
7. process the set of molds of gum described in any one of claim 1-4 according to claim 5, described mould one, mould two and mould three are the flat cutter die cutting mold groups arranged in one plane, or are arranged on the dise knife cross cutting set of molds of circumferential outer surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520713195.4U CN205017692U (en) | 2015-09-15 | 2015-09-15 | Gum and mold processing group thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520713195.4U CN205017692U (en) | 2015-09-15 | 2015-09-15 | Gum and mold processing group thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205017692U true CN205017692U (en) | 2016-02-03 |
Family
ID=55216273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520713195.4U Active CN205017692U (en) | 2015-09-15 | 2015-09-15 | Gum and mold processing group thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205017692U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057815A (en) * | 2019-03-11 | 2019-07-26 | 昆山圆裕电子科技有限公司 | Gum missing detection method |
| CN111113497A (en) * | 2019-12-30 | 2020-05-08 | 东莞领益精密制造科技有限公司 | Cutting method of double-sided adhesive tape without base material |
-
2015
- 2015-09-15 CN CN201520713195.4U patent/CN205017692U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110057815A (en) * | 2019-03-11 | 2019-07-26 | 昆山圆裕电子科技有限公司 | Gum missing detection method |
| CN111113497A (en) * | 2019-12-30 | 2020-05-08 | 东莞领益精密制造科技有限公司 | Cutting method of double-sided adhesive tape without base material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 523127, Guangdong, Dongguan Province, Dongcheng District science and Technology Park, Guanghui Industrial Zone, building 5, B District, third floor Patentee after: DONGGUAN TARRY ELECTRONIC CO., LTD. Address before: No. 5 B District 523122 in Guangdong Province, Dongguan city Dongcheng District science and technology park with the sand Guanghui Industrial Zone Patentee before: DONGGUAN TARRY ELECTRONIC CO., LTD. |
|
| CP02 | Change in the address of a patent holder |
Address after: 523000 No. 48, Hongjin Road, Hongmei Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN TARRY ELECTRONIC Co.,Ltd. Address before: 523127 floor 3, block B, building 5, Guanghui Industrial Zone, Tongsha Science Park, Dongcheng District, Dongguan City, Guangdong Province Patentee before: DONGGUAN TARRY ELECTRONIC Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |