CN101546659B - A method for manufacturing precise silica gel emboss and contact transference - Google Patents
A method for manufacturing precise silica gel emboss and contact transference Download PDFInfo
- Publication number
- CN101546659B CN101546659B CN2009100391803A CN200910039180A CN101546659B CN 101546659 B CN101546659 B CN 101546659B CN 2009100391803 A CN2009100391803 A CN 2009100391803A CN 200910039180 A CN200910039180 A CN 200910039180A CN 101546659 B CN101546659 B CN 101546659B
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- Prior art keywords
- silica gel
- plastic cement
- strip
- contact
- silicon rubber
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Abstract
The invention discloses a method for manufacturing a precise silica gel emboss and a contact transference, which belongs to the field of electronic product switch and keypad manufacturing technology, and comprises a plastic material belt for manufacturing a precise hole site; silicon rubber is coated on the plastic material belt; after filling with the hole site on the plastic material belt, the silicon rubber is thermal set and molded; adhesive tape is pasted on one side of the plastic material belt with silicon rubber coated; according to the shape of metal clips on keypads of a cell phone, the outline is stamped; the plastic material belt is separated from the adhesive tape. According to the method for manufacturing a precise silica gel emboss and contact transference of the invention, an emboss or a contact is manufactured, thus the method has the advantages of low cost, high efficiency and high precision, etc.
Description
Technical field:
The invention belongs to electronic product switch and button manufacturing technology field, relate in particular to a kind of method for manufacturing precise silica gel emboss and contact transference.
Background technology:
Along with the continuous development of mechanics of communication, mobile phone is universal day by day, has become the live thing of indispensability of people, by people are known, how to select a good mobile phone, naturally everyone standard differs; But mobile phone key feel quality but becomes numerous people and selects one of mobile phone very important criterion.Between circuit board of mobile phone and button, be typically provided with metal clips and be located at salient point or contact on the metal clips, play the important function that connects button and circuit board, very important role is played the part of in more main is on the metal clips salient point or contact in mobile phone key quality and button feel quality, and salient point on the metal clips or contact are because volume is little, holding comes off but becomes a very important factor that influences the mobile phone quality, how salient point or the contact preferably of the quality of production more quickly and effectively becomes the focus of research in the industry.Main way roughly has following two kinds now, and the one, by the precision die moulding.The defective of this kind method is: a) height of salient point or contact is restive; B) salient point or the contact number of being produced in the unit are mould is very limited, and promptly operating efficiency is low; C) the precision die expense is higher, i.e. the production cost height.Another kind method is directly to put PUR salient point or contact on metal clips.The defective of this kind method is: a) because put PUR, carry out separately each salient point or contact, and operating efficiency is extremely low; B) salient point or contact non-refractory; C) salient point or contact firmness are not enough, come off easily.
Summary of the invention:
Purpose of the present invention is intended to overcome the deficiencies in the prior art, provides a kind of method simple, the method for manufacturing precise silica gel emboss and contact transference that cost is low and production efficiency is high.
The present invention mainly realizes goal of the invention by following technical solution:
A kind of method for manufacturing precise silica gel emboss and contact transference, its processing step is as follows:
A) make the plastic cement strip that has the PRECISION HOLE position;
B) be coated with silicon rubber on the described plastic cement strip of step a), silicon rubber fills up the Kong Weihou on the plastic cement strip, thermoset forming;
C) after the cooling of the plastic cement strip behind the thermoset forming, be coated with a Continuous pressing device for stereo-pattern of silicon rubber at the plastic cement strip;
D) will post the shape punching press profile of the plastic cement strip of adhesive tape according to metal clips under the mobile phone key;
E) plastic cement strip and adhesive tape are separated, the silicon rubber commentaries on classics in the plastic rubber material position with holes is affixed on the adhesive tape.
Wherein the production method of step a) PRECISION HOLE position is laser composition, punch die or cutting die.
Wherein the plastic cement strip described in the step a) is the PET strip.
Wherein the mode that is coated with silicon rubber described in the step b) is coating or calendering.
Wherein the silicon rubber described in the step b) is melting silicone rubber or fluid silicone rubber.
Wherein the thermoset forming temperature described in the step b) is below 160 ℃.
Wherein the time of the thermoset forming described in the step b) is below 20 minutes.
Wherein the adhesive tape described in the step c) is single face glue or double faced adhesive tape.
Beneficial effect of the present invention is: the present invention serves as " mould " of making salient point or contact with the plastic cement strip that is provided with the PRECISION HOLE position, and cost greatly reduces; Be provided with the size of plastic cement strip of PRECISION HOLE position and length without limits, can produce in enormous quantities, operating efficiency is high; In addition, the present invention controls the height of salient point or contact by the thickness of control plastic cement strip, so salient point or the contact precision produced by the present invention are very high.
Description of drawings:
Fig. 1 is a process chart of the present invention.
Embodiment:
Below in conjunction with accompanying drawing technical scheme of the present invention is described further:
As shown in Figure 1, a kind of method for manufacturing precise silica gel emboss and contact transference of the present invention, its concrete operations step is as follows:
Making has the plastic cement strip of PRECISION HOLE position; According to establishing salient point or contact position on the metal clips on the mobile phone key, on the plastic cement strip, arrange identical position, hole by modes such as laser composition, punch die or cutting dies, especially laser composition punching, position, hole accuracy is high; Plastic cement strip of the present invention mainly refers to the PET strip, certainly the present invention is not limited to the PET strip, other helps realizing that the goal of the invention plastic material be that the strip of raw material making all can as, PP strip, PVC strip, PE strip and with polyethylene, polypropylene, ABS, poly-carbon PC etc.
Be coated with silicon rubber on the plastic cement strip that is manufactured with the PRECISION HOLE position, silicon rubber fills up the Kong Weihou on the plastic cement strip, thermoset forming; The present invention mainly is coated with silicon rubber by the coating or the mode of prolonging pressure to the plastic cement strip, wherein being coated with silicon rubber can melting silicone rubber or fluid silicone rubber, because melting silicone rubber or fluid silicone rubber all have certain fluidity, be suitable on the plastic cement strip, being coated with or prolonging pressure; When silicon rubber fills up Kong Weihou on the plastic cement strip, with the plastic cement strip that scribbles silicon rubber thermoset forming at a certain temperature, the present invention is through repeatedly experimental results show that repeatedly, the thermoset forming temperature is generally better 160 ℃ of following effects, promptly do not make the distortion of plastic cement strip, and the curing molding of the silicon rubber in the position, favourable hole, the silicon rubber solidified forming time is generally below 20 minutes and gets final product.
After the cooling of the plastic cement strip behind the thermoset forming, be coated with a Continuous pressing device for stereo-pattern of silicon rubber at the plastic cement strip; Adhesive tape of the present invention can be the single face adhesive tape, also can be two-sided tape; The single face adhesive tape is close to the one side that scribbles glue on the one side that is coated with silicon rubber on the plastic cement strip in this way, so that effective expansion of aftermentioned step.
Shape punching press profile according to metal clips under the mobile phone key; With the plastic cement strip that posts adhesive tape together by the shape punching press profile of metal clips on the mobile phone key.
At last plastic cement strip and adhesive tape are separated, the silicon rubber commentaries on classics in the plastic rubber material position with holes is affixed on the adhesive tape; Promptly from the plastic cement strip, adhesive tape is separated, originally filled up position, hole on the plastic cement strip and after hot curing silicon rubber change to tape to go up and form salient point or contact, the adhesive tape that will have salient point or contact more directly is pasted on the metal clips under the mobile phone key, directly forms salient point or contact on the shell fragment.Make salient point or contact according to the inventive method,, but not directly be affixed on metal clips, improve, be not easy to come off so firmness has had greatly because salient point or contact are affixed on the metal clips by adhesive tape.
The inventive method produces salient point or contact, has the efficient height, characteristics such as the low and accuracy of cost.
The above only is a better embodiment of the present invention, so all equivalences of doing according to the described structure of patent claim of the present invention, feature and principle change or modify, is included in the patent claim of the present invention.
Claims (8)
1. a method for manufacturing precise silica gel emboss and contact transference is characterized in that, its processing step is as follows:
A) make the plastic cement strip that has the PRECISION HOLE position;
B) be coated with silicon rubber on the described plastic cement strip of step a), silicon rubber fills up the Kong Weihou on the plastic cement strip, thermoset forming;
C) after the cooling of the plastic cement strip behind the thermoset forming, be coated with a Continuous pressing device for stereo-pattern of silicon rubber at the plastic cement strip;
D) will post the shape punching press profile of the plastic cement strip of adhesive tape according to metal clips under the mobile phone key;
E) plastic cement strip and adhesive tape are separated, the silicon rubber commentaries on classics in the plastic rubber material position with holes is affixed on the adhesive tape.
2. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the production method of step a) PRECISION HOLE position is laser composition, punch die or cutting die.
3. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the plastic cement strip described in the step a) is a kind of in PET strip, PP strip, the PVC strip.
4. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the mode that is coated with silicon rubber described in the step b) is coating or calendering.
5. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the silicon rubber described in the step b) is melting silicone rubber or fluid silicone rubber.
6. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the thermoset forming temperature described in the step b) is below 160 ℃.
7. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the time of the thermoset forming described in the step b) is below 20 minutes.
8. a kind of method for manufacturing precise silica gel emboss and contact transference according to claim 1 is characterized in that: the adhesive tape described in the step c) is single face glue or double faced adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100391803A CN101546659B (en) | 2009-04-30 | 2009-04-30 | A method for manufacturing precise silica gel emboss and contact transference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100391803A CN101546659B (en) | 2009-04-30 | 2009-04-30 | A method for manufacturing precise silica gel emboss and contact transference |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101546659A CN101546659A (en) | 2009-09-30 |
| CN101546659B true CN101546659B (en) | 2010-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100391803A Expired - Fee Related CN101546659B (en) | 2009-04-30 | 2009-04-30 | A method for manufacturing precise silica gel emboss and contact transference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101546659B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610419A (en) * | 2012-02-29 | 2012-07-25 | 南通万德科技有限公司 | Integrated rubber reed button and control panel thereof |
| CN102610420A (en) * | 2012-04-06 | 2012-07-25 | 薛志勇 | Film key |
| CN103065848A (en) * | 2013-01-07 | 2013-04-24 | 薛志勇 | Micro-touch switch |
-
2009
- 2009-04-30 CN CN2009100391803A patent/CN101546659B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101546659A (en) | 2009-09-30 |
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210422 Address after: No. 136, Sanhe Avenue South, Jinguzhou Economic Development Zone, Huicheng, Xinhui District, Jiangmen City, Guangdong Province, 529100 Patentee after: Jiangmen aozhuo Industrial Co.,Ltd. Address before: Tai Hang Village Huang Town in Guangdong province Dongguan city rich street 523138 No. 6 1 floor Patentee before: Xue Zhiyong |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20210430 |