CN1064173C - Method for making light transmission film key and products thereof - Google Patents
Method for making light transmission film key and products thereof Download PDFInfo
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- CN1064173C CN1064173C CN98101536A CN98101536A CN1064173C CN 1064173 C CN1064173 C CN 1064173C CN 98101536 A CN98101536 A CN 98101536A CN 98101536 A CN98101536 A CN 98101536A CN 1064173 C CN1064173 C CN 1064173C
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- key
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- light transmission
- film material
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Abstract
The present invention relates to a method for making a light transmission film key and a product thereof. The method for making a light transmission film key comprises the following procedures: cutting and forming film material made from polycarbonate into a preset size, printing opaque ink on one surface of the film material, leaving pervious blank spaces in advance for specific patterns, signs or characters, and covering the blank spaces with pervious ink; forming the film material into a key shape so that the opaque ink and the pervious ink can be positioned under the key; forming a key body under the film key so that the key body and the film key are combined into a whole; finally, cutting the burrs of the film material so as to form a film key with a predetermined size.
Description
The present invention provides a kind of manufacture method and manufactured goods of light transmission film key, the printing of You Zhiqi in manufacture process, moulding all faster, the pattern that is printed off, symbol or literal can not wear and tear, and manufactured goods have gently, thin, short, little characteristics.
Button has wide range of applications various electronic products, and for button still can be had a lot of button and make light-permeable or fluorescent effect by identification in night or light bad environment at present.Wherein, having the button of fluorescent effect, mainly is the printing ink that contains fluorescent agent at the surface printing of button, thereby has the fluorescent effect in low light environment; But its disappearance is after being to use a period of time, and the printing ink on surface weares and teares easily, and the fluorescent effect also can decay and reduces discriminating function.The light-permeable formula button that another is known, be that surface printing at the transparent rubber sheet has predetermined literal or pattern symbol, then this transparent rubber sheet is placed the spray dish, can be in its surperficial spraying for behind the dark ink of shading, be positioned on the laser engraving machine, utilize laser that literal required on the sheet rubber button, figure, numeral are carved out again.The manufacture method of above-mentioned conventional films button, also because literal, pattern or symbol are to be printed in keytop, thus also can cause wearing and tearing in use for some time, and its manufacture process is also comparatively time-consuming.Therefore, manufacture method provided by the present invention is to overcome the existing disappearance of above-mentioned conventional films button method for making providing.
Main purpose of the present invention is providing a kind of manufacture method of light transmission film key, makes printing and shaping speed in its manufacture process very fast, can reduce manufacturing cost.
A further object of the present invention is providing a kind of manufactured goods of light transmission film key, makes that these manufactured goods have gently, thin, short, little characteristic, and shown literal, pattern or symbol can not be worn.
Based on this, the manufacture method of light transmission film key provided by the present invention and manufactured goods, will with the made film material of polycarbonate cut become predetermined size after, simultaneously print light tight printing ink at the film material, and the blank space of the light-permeable of reservation specific pattern, symbol or literal, the printing ink with light-permeable is covered in this blank space again; Again above-mentioned film material forming is gone out key shape, and make above-mentioned light tight printing ink and light-permeable printing ink be positioned at button below; Mold key body below film key, this key body and this film key are combined as a whole, the burr with the film material excise to form the film key of predetermined dimension at last; It will stay predetermined pattern, symbol or literal with the ad-hoc location on the half tone whitely in printing when presswork, be formed with pattern, symbol or the literal blank space of light-permeable when making this half tone print light tight printing ink to the film material; Wherein, this film material is to mold key shape with the mold heated impact style; Wherein, the about 100-120 of hot briquetting temperature of this film material ℃, and the about 120-150 of the temperature of mould ℃; Wherein, this film material is in the air-pressure forming mode it to be gone out key shape at in-mold molding; Below the key body of its institute's moulding below film, one-body molded have a contact point structure.
Other purposes of the present invention and function will more be understood after cooperating following accompanying drawing to be described further, wherein:
Fig. 1 is for showing the schematic diagram of manufacturing process of the present invention;
Fig. 2 is printing light tight background color and is being reserved with the section plan of the structure of blank space for showing the present invention on the film;
Fig. 3 is printed with the section plan of the structure of printing opacity printing ink for showing the present invention in the blank space of Fig. 2;
Fig. 4 is for showing that the present invention utilizes punch die film to be stamped out the plan cross-section schematic diagram of key shape;
Fig. 5 is for showing that the present invention utilizes the high-pressure molding mode to form the plan cross-section schematic diagram of key shape;
Fig. 6 utilizes the section plan of film key of the mode institute moulding of Fig. 4 or Fig. 5 for demonstration;
Fig. 7 is combined with the section plan of key body for showing the present invention with ejection formation in film key bottom surface shown in Figure 6;
Fig. 8 is for showing the manufactured goods of the light transmission film key that the present invention is made.
As shown in Figure 1, the manufacture method of light transmission film key provided by the present invention, it includes following manufacturing step: a. charging, b. cut, c. prints, d. punches, e. moulding, f. ejection formation, g. are die-cut, the h. check.It is film material 1 to be delivered to cutting means in a continuous manner cut out the specific dimensions specification, and the preferred embodiment of this film material 1 is to make with polycarbonate (Polycarbonate).Film material 1 one side after this cuts is for the light tight printing ink of printing; It is white that it makes staying of predetermined pattern, literal or symbol in printing with the ad-hoc location on the half tone in advance, makes this half tone be formed with pattern, symbol or the literal blank space 21 (as shown in Figure 2) of light-permeable with as background color 2 time to the light tight printing ink of film material 1 printing; And the sheet number that its one-stop operation can be printed can be ranked according to the area size of film material 1 and button, to make full use of the film material.Printed light tight printing ink as background color after, the light-permeable oil film 3 with colourless or any color is covered in this blank space 21 (as shown in Figure 3) again.Appropriate location on film material 1 sets plural hole then, with the usefulness of locating in the operation procedure as follow-up moulding and ejection formation.
During its moulding, can utilize heating impact style or air pressure mode that above-mentioned film work 1 is molded key shape; As shown in Figure 4, during with the moulding of heating impact style, be that the above-mentioned film material 1 that has been printed with behind background color 2 and the light-permeable printing ink 3 is placed between the patrix 50 and counterdie 501 of diel, then this film material 1 is heated to about 100-120 ℃ temperature, mould then is heated to about 120-150 ℃ temperature, subsequently with upper and lower mould 50,501 matched moulds to mold key shape (as shown in Figure 6), make this light tight printing ink and light-permeable printing ink 3 be positioned at button below.For another shown in Figure 5, in the air-pressure forming mode then is that the above-mentioned film material 1 that has been printed with behind background color 2 and the light-permeable printing ink 3 is placed in the high-pressure molding mould 6, air inlet 61 by this high-pressure molding mould 6 feeds compressed air then, pushes into the die cavity 62 of given shape film material 1 interior to mold key shape by compressed-air actuated pressure.Then transparent plastic material is formed key body 4 with injection molding method below the film key after above-mentioned moulding and one is incorporated into below the button of film material 1, make the following formation contact point structure 41 (as shown in Figure 7) of this key body 4 simultaneously, reach the function of button for combining with the contact mechanism of circuit board.Last then in die-cut mode with the excision of the burr of film material 1 to form the film key (as shown in Figure 8) of predetermined dimension.
By above-mentioned manufacture method of the present invention and manufactured goods, it can obtain following advantage at least:
One, its print speed printing speed is fast.
Two, its molding mode can be selected punching press or air-pressure forming according to design characteristics, and speed is very fast.
Three, the button that its weight is more traditional is light, meets light, thin, short, little designer trends.
Four, pattern, symbol or the literal because of printing is the bottom surface that is positioned at the film material, so do not have the worry of wearing and tearing.
Thereby the present invention is really for having much progressive and industrial utilization.
The above person only is in order to explain preferred embodiment of the present invention; be not that attempt is done any pro forma restriction to the present invention according to this; be with, all have in that identical invention spirit is following do relevant any modification of the present invention or change, all must be included in the category that the invention is intended to protect.
Claims (7)
1. the manufacture method of a light transmission film key is characterized in that, the film material is carried in a continuous manner and cut becomes predetermined size; Film material after cutting simultaneously prints light tight printing ink then, and reserves the blank space of the light-permeable of specific pattern, symbol or literal, and the printing ink with light-permeable is covered in this blank space again; Again above-mentioned film material forming is gone out key shape, and make above-mentioned light tight printing ink and light-permeable printing ink be positioned at button below; Mold key body below film key, this key body and this film key are combined as a whole, the burr with the film material excise to form the film key of predetermined dimension at last.
2. according to the manufacture method of the described light transmission film key of claim 1, it is characterized in that, it is when presswork, to with the ad-hoc location on the half tone predetermined pattern, symbol or literal be stayed whitely in printing, be formed with pattern, symbol or the literal blank space of light-permeable when making this half tone print light tight printing ink the film material.
3. according to the manufacture method of the described light transmission film key of claim 1, it is characterized in that wherein, this film material is to mold key shape with the mold heated impact style.
4. according to the manufacture method of the described light transmission film key of claim 3, it is characterized in that, wherein, the about 100-120 of hot briquetting temperature of this film material ℃, and the about 120-150 of the temperature of mould ℃.
5. according to the manufacture method of the described light transmission film key of claim 1, it is characterized in that wherein, this film material is in the air-pressure forming mode it to be gone out key shape at in-mold molding.
6. according to the manufacture method of the described light transmission film key of claim 1, it is characterized in that below the key body of its institute's moulding below film, one-body molded have a contact point structure.
7. the manufactured goods of a light transmission film key is characterized in that, adopt the prepared light transmission film key of the arbitrary manufacture method of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98101536A CN1064173C (en) | 1998-04-13 | 1998-04-13 | Method for making light transmission film key and products thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98101536A CN1064173C (en) | 1998-04-13 | 1998-04-13 | Method for making light transmission film key and products thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1232277A CN1232277A (en) | 1999-10-20 |
| CN1064173C true CN1064173C (en) | 2001-04-04 |
Family
ID=5216764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98101536A Expired - Fee Related CN1064173C (en) | 1998-04-13 | 1998-04-13 | Method for making light transmission film key and products thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1064173C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009043259A1 (en) * | 2007-09-28 | 2009-04-09 | Shenzhen Huawei Communication Technologies Co., Ltd. | Mobile phone key-press |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101236850B (en) * | 2007-01-30 | 2010-08-18 | 毅嘉科技股份有限公司 | Film keyboard making method and its structure |
| CN101256426B (en) * | 2007-02-28 | 2011-11-09 | 群达塑胶电子（深圳）有限公司 | Notebook computer casing injection shaping method |
| CN101380811B (en) * | 2007-09-07 | 2011-03-16 | 深圳市群达行精密模具有限公司 | Die combination for producing housing and manufacture method thereof |
| CN101577185B (en) * | 2008-05-09 | 2013-02-20 | 深圳富泰宏精密工业有限公司 | Key panel structure |
| CN102426939B (en) * | 2011-09-14 | 2014-03-26 | 绵阳龙华薄膜有限公司 | Preparation method of thin-type backlight notebook computer key structure |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215144Y (en) * | 1995-03-24 | 1995-12-13 | 林良弘 | Light-transmission switch with characters |
-
1998
- 1998-04-13 CN CN98101536A patent/CN1064173C/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2215144Y (en) * | 1995-03-24 | 1995-12-13 | 林良弘 | Light-transmission switch with characters |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009043259A1 (en) * | 2007-09-28 | 2009-04-09 | Shenzhen Huawei Communication Technologies Co., Ltd. | Mobile phone key-press |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1232277A (en) | 1999-10-20 |
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| C10 | Entry into substantive examination | ||
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| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: PATENTEE; FROM: GUTE RUBBER CO., LTD. TO: GUTECHANG CO., LTD. |
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| CP01 | Change in the name or title of a patent holder |
Patentee after: Gutechang Co., Ltd. Patentee before: Gute Rubber Co., Ltd. |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20010404 Termination date: 20130413 |