CN1917111A - Key sheet, and manufacturing method - Google Patents
Key sheet, and manufacturing method Download PDFInfo
- Publication number
- CN1917111A CN1917111A CN 200510091509 CN200510091509A CN1917111A CN 1917111 A CN1917111 A CN 1917111A CN 200510091509 CN200510091509 CN 200510091509 CN 200510091509 A CN200510091509 A CN 200510091509A CN 1917111 A CN1917111 A CN 1917111A
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- China
- Prior art keywords
- layer
- salient point
- button
- thin slice
- metal thin
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Abstract
The manufacturing method includes steps: possessing a front face and a back face the provided patternized sheet metal includes multiple units of push key capable of actuating independently; there are multiple hollowed patternized structures on the said units of push key; next, configuring an adhesive reinforcement layer on back face of the patternized sheet metal; then, forming a color layer on the adhesive reinforcement layer; being formed on the adhesive reinforcement layer, a layer of salient point covers color layer; the layer of salient point possesses multiple salient points, and positions of these salient points are corresponding to units of push key; finally, configuring a layer of luminous element on the layer of salient point in order to provide even area light source. Pad of push key produced by the disclosed method possesses better evenness of light transmission.
Description
[technical field]
The invention relates to a kind of button piece and manufacture method thereof, and particularly have inhomogeneity button piece of preferable printing opacity and a manufacture method thereof relevant for a kind of.
[background technology]
In the epoch of information blast now, people's life has be unable to do without electronic installation, especially portable electronic devices (portable electronic devices), for example mobile phone, personal digital assistant (personal digital assistant) etc.In order to obtain consumer's favor, the appearance and modeling of portable electronic devices all constantly changes.Though the consumer is when choosing portable apparatus; usually can consider price and function etc.; but there is increasing consumer relatively to pay attention to appearance and modeling, makes the appearance and modeling of portable electronic devices, be gradually varied to curve or other different novel shape from the stiff shape of original Founder.In order to be applied to the portable electronic devices of various moulding, the button piece of various different shapings is just constantly weeded out the old and bring forth the new.Yet, surplus in the moulding of considering button piece, the texture of button piece is the emphasis that must consider.Generally speaking, the plastic press key sheet though outward appearance can be decorated, yet does not have the effect that reaches metallic luster via after spraying processed such as color, laser engraving.In addition, in order to allow the user under the environment of dark, can clearly watch button, can in portable electronic devices, dispose light-emitting diode usually as light source, to illuminate button.
Figure 1A is the vertical view of a known mobile phone, and Figure 1B is the profile of the mobile phone of Figure 1A along hatching A-A '.Please be simultaneously with reference to Figure 1A and Figure 1B, mobile phone 100 has a button piece 110, a button circuit board 120, a display screens 130, a shell 140 and an antenna 150.Wherein, button piece 110, display screens 130 edges are located on the shell 140, and button circuit board 120 is disposed at the following of button piece 110 and is wrapped in it by shell 140, and 150 on antenna links to each other with shell 140.
In addition, if mobile phone 100 is more compact, this can make narrower and small that the inner space of mobile phone becomes, and then have influence on the preferable range of exposures 124a of light-emitting diode 124, more printing opacity pattern 116a is dropped on outside the preferable range of exposures 124a of light-emitting diode 124, thus the definition of font or pattern can become poorer.
[summary of the invention]
Because above-mentioned, the objective of the invention is is providing a kind of fabricating pieces of key, can produce to have the inhomogeneity button piece of preferable printing opacity.
Another object of the present invention is that a kind of button piece is being provided, and it has preferable printing opacity uniformity.
Based on above-mentioned purpose or other purposes, the present invention proposes a kind of fabricating pieces of key, comprise the following steps: that (1) provides a pattern metal thin slice, this pattern metal thin slice has a positive and back side, and this pattern metal thin slice comprises the push-button unit of the independent start of a plurality of energy, wherein has a plurality of pierced pattern structures on those push-button units;
(2) reinforced layer is adhered in configuration one on this back side of this pattern metal thin slice;
(3) adhere to formation one color layer on the reinforced layer in this;
(4) adhere to formation one salient point layer on the reinforced layer in this, this salient point layer also covers this color layer, and this salient point layer has a plurality of salient points, and the position of this salient point is corresponding to this push-button unit; And
(5) configuration one light emitting element layer on this salient point layer is in order to provide uniform surface light source.
According to the described fabricating pieces of key of preferred embodiment of the present invention, wherein the manufacture method of pattern metal thin slice for example is that a sheet metal is provided earlier, and then etching or cutting metal thin slice are to form the pattern metal thin slice.
According to the described fabricating pieces of key of preferred embodiment of the present invention, the method that wherein forms color layer for example comprises printing, bat printing or spraying.
According to the described fabricating pieces of key of preferred embodiment of the present invention, the method that wherein forms the salient point layer for example comprises injection moulding or hot-forming.
According to the described fabricating pieces of key of preferred embodiment of the present invention, wherein when forming the salient point layer, for example comprise more that part is adhered to reinforced layer to be pressed in these pierced pattern structures.
According to the described fabricating pieces of key of preferred embodiment of the present invention, wherein after forming the salient point layer, for example more comprise the redundance of the periphery of cut-outs sheet metal.
The present invention proposes a kind of button piece, it is characterized in that: comprising:
One pattern metal thin slice has positive and a back side, and this pattern metal thin slice comprises the push-button unit of the independent start of a plurality of energy, wherein has a plurality of pierced pattern structures on those push-button units;
One adheres to reinforced layer, is disposed on this back side of this pattern metal thin slice;
One color layer is disposed at this and adheres on the reinforced layer;
One salient point layer is disposed at this and adheres on the reinforced layer, and covers this color layer, and this salient point layer has a plurality of salient points, and wherein the position of those salient points is corresponding to those push-button units; And
One light emitting element layer is disposed on this salient point layer, in order to uniform surface light source to be provided.
According to the described button piece of preferred embodiment of the present invention, wherein light emitting element layer for example comprises inorganic light-emitting element layer or organic illuminating element layer.
According to the described button piece of preferred embodiment of the present invention, wherein partly adhere to reinforced layer and for example more be filled in these pierced pattern structures.
According to the described button piece of preferred embodiment of the present invention, the material that wherein adheres to reinforced layer for example comprises thermoplastic matrix's amine polyformate (Thermoplastic Polyurethane, TPU), thermoplastic elastomer (Thermal Plastic Rubber, TPR) or thermoplastic resin.
According to the described button piece of preferred embodiment of the present invention, the material of its bumps layer for example comprises thermoplastic elastomer (TPE).
According to the described button piece of preferred embodiment of the present invention, the material of its bumps layer for example comprises silicon rubber, thermoplastic matrix's amine polyformate, thermoplastic elastomer or thermoplastic resin.
In sum, button piece of the present invention adopts sheet metal to make, and therefore has the solid of metallic luster effect and metal, abundant texture.In addition, the manufacture method of button piece of the present invention lies in configuration one light emitting element layer on the salient point layer, with area source as the illumination button piece, the light that can avoid the pierced pattern structure to be appeared is inhomogeneous, and a better range of exposures is provided, therefore button piece of the present invention has preferable printing opacity uniformity.
For above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, preferred embodiment cited below particularly, and cooperate appended graphicly, be described in detail below.
[description of drawings]
Figure 1A is the vertical view of a known mobile phone.
Figure 1B is the profile of the mobile phone of Figure 1A along hatching A-A '.
Fig. 2 is the schematic perspective view of the present invention's one pattern metal thin slice.
Fig. 3 A to Fig. 3 E is the flow process profile of the fabricating pieces of key of preferred embodiment of the present invention.
Fig. 4 is the button piece of preferred embodiment of the present invention and the schematic diagram of button circuit board combination.
Fig. 5 is the schematic diagram that utilizes the mobile phone that the button piece of preferred embodiment of the present invention makes.
[embodiment]
Fig. 2 is the schematic perspective view of a pattern metal thin slice.Fig. 3 A to Fig. 3 E is the flow process profile of the fabricating pieces of key of one embodiment of the invention.
Please earlier with reference to Fig. 2 and Fig. 3 A, the fabricating pieces of key of present embodiment is that a pattern metal thin slice 210 is provided earlier.The manufacture method of this pattern metal thin slice 210 for example is that a complete uncut sheet metal (not illustrating) is provided earlier, then it is carried out etching or cutting, makes the sheet metal patterning and forms pattern metal thin slice 210.Pattern metal thin slice 210 has positive 212 and one back side 214, and comprises the push-button unit 216 of the independent start of a plurality of energy, and has a plurality of pierced pattern structure 216a on these push-button units 216.Particularly, each push-button unit 216 is supreme has a pierced pattern structure 216a less.
Please refer to Fig. 3 B, then, reinforced layer 220 is adhered in configuration one on the back side 214 of pattern metal thin slice 210.This material that adheres to reinforced layer 220 for example comprises thermoplastic matrix's amine polyformate, thermoplastic elastomer, thermoplastic resin or other suitable materials.
Please refer to Fig. 3 C, then, form a color layer 230 on the reinforced layer 220 in adhering to.The method that forms this color layer 230 for example comprises printing, bat printing, spraying or other proper methods.In addition, color layer 230 is not limited to single color or simple layer, can optionally use multicolour or plural level (not illustrating), and the distribution mode of each color is not done qualification yet.
Please refer to Fig. 3 D, then, form a salient point layer 240 on the reinforced layer 220 in adhering to, and cover color layer 230.This salient point layer 240 has a plurality of salient point 240a, and the position of these salient points 240a is corresponding to push-button unit 216.The method that forms this salient point layer 240 for example comprises injection moulding, hot-forming or other suitable modes, and the material of salient point layer 240 for example comprises thermoplastic elastomer (TPE), silicon rubber, thermoplastic matrix's amine polyformate, thermoplastic elastomer, thermoplastic resin or his suitable material.
In addition, when forming this salient point layer 240, also part can be adhered to reinforced layer 220 is pressed in these pierced pattern structures 216a, even can make and adhere to reinforced layer 220 and can slightly protrude in outside the pierced pattern structure 216a, avoiding dust accretions in pierced pattern structure 216a, and allow the blind person be easy to identification button relative position.In addition, after forming salient point layer 240, viewable design or demand attractive in appearance and the peripheral redundance of cut-outs sheet metal 210.
Please refer to Fig. 3 E, then, configuration one light emitting element layer 250 on salient point layer 240 is to provide uniform surface light source.The mode of configuration light emitting element layer 250 for example is earlier to be coated with the last layer viscose glue at salient point 240a, again light emitting element layer 250 is pasted on salient point layer 240 on.This light emitting element layer 250 for example is inorganic light-emitting element layer, organic illuminating element layer or other suitable luminous material layers.With inorganic light-emitting element layer and organic illuminating element layer is example, and light emitting element layer 250 is made of upper/lower electrode layer (not illustrating) and the organic luminous material layer or the luminous organic material layer (not illustrating) that are clipped in wherein.In addition, light emitting element layer 250 can be designed to required shape, thickness and color according to the pattern of the pierced pattern structure 216a that will throw light on or numeral, so that preferable radiation response to be provided.So far, just roughly finish the making of button piece 200.
The structure of button piece 200 and the function at each position below will be described in detail in detail.Please continue the E with reference to Fig. 3, the button piece 200 of present embodiment comprises that a pattern metal thin slice 210, adheres to reinforced layer 220, a color layer 230, a salient point layer 240 and a light emitting element layer 250.Pattern metal thin slice 210 has positive 212 and one back side 214, and comprises the push-button unit 216 of the independent start of a plurality of energy, wherein has a plurality of pierced pattern structure 216a on these push-button units 216.
Because pattern metal thin slice 210 is a metal material thin slice, but the front 212 of pattern metal thin slice 210 and surface, side and the gap of pierced pattern structure 216a be reflection ray all, so button piece 200 has the effect of metallic luster and the solid of metal, abundant texture.
Adhere on the back side 214 that reinforced layer 220 is disposed at pattern metal thin slice 210.Color layer 230 is disposed at and adheres on the reinforced layer 220.Salient point layer 240 is disposed at and adheres on the reinforced layer 220, and covers color layer 230, and salient point layer 240 has a plurality of salient point 240a, and the position of its bumps 240a is corresponding to these push-button units 216.
It should be noted that, if when salient point layer 240 directly is disposed at the back side 214 of pattern metal thin slice 210, adhesive force between itself and pattern metal thin slice 210 is relatively poor, so present embodiment is to adhere to reinforced layer 220 in 214 configurations of the back side of pattern metal thin slice 210 earlier.Since pattern metal thin slice 210 with adhere to reinforced layer 220 between and salient point layer 240 and adhere to reinforced layer 220 between adhesive force all quite good, so can solve salient point layer 240 and pattern metal thin slice 210 between the not good problem of adhesive force.In addition, because color layer 230 is difficult for directly being attached on the pattern metal thin slice 210, therefore adhering to reinforced layer 220 also can be as the basis of adhering to of color layer 230.
Light emitting element layer 250 is configured on the salient point layer 240, and its purposes provides uniform surface light source with the pierced pattern structure 216a on the irradiation push-button unit 216.Because light emitting element layer 250 complete covering salient point layers 240, and bedded structure can produce an area source, so push-button unit 216 and pierced pattern structure 216a one can be provided better range of exposures and then gain irradiation effect.Person more, the light intensity that light emitting element layer 250 sends is even, so pierced pattern structure 216a can appear uniform light, and the user watches font or the pattern definition on the button piece 216 preferable.
Fig. 4 illustrates the button piece of preferred embodiment of the present invention and the schematic diagram of button circuit board combination.Button piece 200 be disposed at button circuit board 300 on.Button circuit board 300 comprises a circuit board 310, a plurality of fixed contact 320 and a plurality of metal clips (metal-dome) 330.Wherein, fixed contact 320 all is disposed on the circuit board 310 with metal clips 330, and each metal clips 330 is positioned on the corresponding fixed contact 320, but does not contact with fixed contact 320.Each salient point 240a of salient point layer 240 is suitable for contacting with metal clips 330 across light emitting element layer 250.When the user depresses push-button unit 216, can push metal clips 330 corresponding to the salient point 240a of push-button unit 216, metal clips 330 is contacted with fixed contact 320.By contacting of metal clips 330 and fixed contact 320, but user's input data is to portable electronic devices such as mobile phone or personal digital assistants.In addition, because the thickness of light emitting element layer 250 is quite thin, so can not influence the effect that salient point 240a pushes metal clips 330.
Fig. 5 illustrates the schematic diagram of the mobile phone of the button piece manufacturing that utilizes preferred embodiment of the present invention.Because button piece 200 has the solid of metallic luster and metal, abundant texture, so utilize the aesthetic feeling of mobile phone of the button piece manufacturing of preferred embodiment of the present invention to be greatly improved.Also because the pierced pattern structure 216a on the button piece 200 can appear light uniformly, so literal on the button of mobile phone or clear patterns degree are preferable.
Hold above-mentionedly, the button piece of present embodiment is not defined for the manufacturing mobile phone, and the button piece of present embodiment also can be used for other portable electronic devices according to different demands, to promote the aesthetic feeling of this portable electronic devices.
In sum, button piece of the present invention and manufacture method thereof have following advantage at least:
One, button piece proposed by the invention adopts sheet metal to make, and therefore has the solid of metallic luster effect and metal, abundant texture.
Two, if utilize metal material button piece proposed by the invention to make portable electronic devices, then the thickness of portable electronic devices can significantly reduce.
Three, because button piece proposed by the invention is a metal material, have the function that shielding electromagnetic wave is disturbed, therefore do not need additionally to carry out the processed of shielding electromagnetic wave.
Four, the manufacture method of button piece proposed by the invention lies in the light emitting element layer of configuration plane type on the salient point layer, so that illumination button piece uniform surface light source to be provided, the pierced pattern structure can appear uniform light, and therefore button piece proposed by the invention has preferable printing opacity uniformity.
Though the present invention discloses as above with preferred embodiment, so it is not in order to limiting the present invention, anyly has the knack of this skill person, and a little change and the retouching done must belong to protection scope of the present invention.
[main element symbol description]
100: mobile phone
110: button piece
112: sheet
114a: front
114b: the back side
116: button
116a: printing opacity pattern
118: the salient point layer
118a: salient point
120: button circuit board
122: circuit board
124: light-emitting diode
124a: preferable range of exposures
126: metal clips
128: fixed contact
130: display screens
140: shell
150: antenna
200: button piece
212: the front
214: the back side
210: the pattern metal thin slice
216: push-button unit
216a: pierced pattern structure
220: adhere to reinforced layer
230: color layer
240: the salient point layer
240a: salient point
250: light emitting element layer
300: button circuit board
310: circuit board
320: fixed contact
330: metal clips
Claims (12)
1. a fabricating pieces of key is characterized in that: comprise the steps:
(1) provide a pattern metal thin slice, this pattern metal thin slice has positive and a back side, and this pattern metal thin slice comprises the push-button unit of the independent start of a plurality of energy, wherein has a plurality of pierced pattern structures on those push-button units;
(2) reinforced layer is adhered in configuration one on this back side of this pattern metal thin slice;
(3) adhere to formation one color layer on the reinforced layer in this;
(4) adhere to formation one salient point layer on the reinforced layer in this, this salient point layer also covers this color layer, and this salient point layer has a plurality of salient points, and the position of this salient point is corresponding to this push-button unit; And
(5) configuration one light emitting element layer on this salient point layer is in order to provide uniform surface light source.
2. fabricating pieces of key as claimed in claim 1 is characterized in that: the manufacture method of this pattern metal thin slice comprises:
One sheet metal is provided; And
Etching or cut this sheet metal to form this pattern metal thin slice.
3. fabricating pieces of key as claimed in claim 1 is characterized in that: the method that forms this color layer comprises printing, bat printing or spraying.
4. fabricating pieces of key as claimed in claim 1 is characterized in that: the method that forms this salient point layer comprises injection moulding or hot-forming.
5. fabricating pieces of key as claimed in claim 1 is characterized in that: when forming this salient point layer, comprise more with part that this adheres to reinforced layer to be pressed in this pierced pattern structure.
6. fabricating pieces of key as claimed in claim 1 is characterized in that: after forming this salient point layer, more comprise the redundance of the periphery that cuts this pattern metal thin slice.
7. button piece is characterized in that: comprising:
One pattern metal thin slice has positive and a back side, and this pattern metal thin slice comprises the push-button unit of the independent start of a plurality of energy, wherein has a plurality of pierced pattern structures on those push-button units;
One adheres to reinforced layer, is disposed on this back side of this pattern metal thin slice;
One color layer is disposed at this and adheres on the reinforced layer;
One salient point layer is disposed at this and adheres on the reinforced layer, and covers this color layer, and this salient point layer has a plurality of salient points, and wherein the position of those salient points is corresponding to those push-button units; And
One light emitting element layer is disposed on this salient point layer, in order to uniform surface light source to be provided.
8. button piece as claimed in claim 7 is characterized in that: this light emitting element layer comprises inorganic light-emitting element layer or organic illuminating element layer.
9. button piece as claimed in claim 7 is characterized in that: this adheres to part reinforced layer and more is filled in those pierced pattern structures.
10. button piece as claimed in claim 7 is characterized in that: this material that adheres to reinforced layer comprises thermoplastic matrix's amine polyformate, thermoplastic elastomer or thermoplastic resin.
11. button piece as claimed in claim 7 is characterized in that: the material of this salient point layer comprises thermoplastic elastomer (TPE).
12. button piece as claimed in claim 7 is characterized in that: the material of this salient point layer comprises silicon rubber, thermoplastic matrix's amine polyformate, thermoplastic elastomer or thermoplastic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510091509 CN1917111A (en) | 2005-08-18 | 2005-08-18 | Key sheet, and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510091509 CN1917111A (en) | 2005-08-18 | 2005-08-18 | Key sheet, and manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1917111A true CN1917111A (en) | 2007-02-21 |
Family
ID=37738070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510091509 Pending CN1917111A (en) | 2005-08-18 | 2005-08-18 | Key sheet, and manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1917111A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101299400B (en) * | 2007-04-30 | 2010-11-17 | 比亚迪股份有限公司 | One-piece forming technique for metallic mobile phone key |
| CN101436477B (en) * | 2007-11-12 | 2011-04-27 | 毅嘉科技股份有限公司 | Preparation method for metal panel with corrugated luster |
| CN101494130B (en) * | 2008-01-25 | 2011-07-06 | 毅嘉科技股份有限公司 | Method for preparing multi-set micropore key-press panel |
| CN101494129B (en) * | 2008-01-25 | 2011-12-14 | 毅嘉科技股份有限公司 | Method for preparing multilayer color multi-set micropore metal panel |
| CN101436476B (en) * | 2007-11-12 | 2012-02-22 | 毅嘉科技股份有限公司 | Preparation method for metal key-press panel with corrugated luster |
| CN101436475B (en) * | 2007-11-12 | 2012-05-02 | 毅嘉科技股份有限公司 | Preparation method for metal key-press with corrugated brightness |
| US8367948B2 (en) | 2008-04-28 | 2013-02-05 | Fujitsu Limited | Handheld device |
-
2005
- 2005-08-18 CN CN 200510091509 patent/CN1917111A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101299400B (en) * | 2007-04-30 | 2010-11-17 | 比亚迪股份有限公司 | One-piece forming technique for metallic mobile phone key |
| CN101436477B (en) * | 2007-11-12 | 2011-04-27 | 毅嘉科技股份有限公司 | Preparation method for metal panel with corrugated luster |
| CN101436476B (en) * | 2007-11-12 | 2012-02-22 | 毅嘉科技股份有限公司 | Preparation method for metal key-press panel with corrugated luster |
| CN101436475B (en) * | 2007-11-12 | 2012-05-02 | 毅嘉科技股份有限公司 | Preparation method for metal key-press with corrugated brightness |
| CN101494130B (en) * | 2008-01-25 | 2011-07-06 | 毅嘉科技股份有限公司 | Method for preparing multi-set micropore key-press panel |
| CN101494129B (en) * | 2008-01-25 | 2011-12-14 | 毅嘉科技股份有限公司 | Method for preparing multilayer color multi-set micropore metal panel |
| US8367948B2 (en) | 2008-04-28 | 2013-02-05 | Fujitsu Limited | Handheld device |
| CN101572731B (en) * | 2008-04-28 | 2013-02-27 | 富士通株式会社 | Handheld device |
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