CN103219981A - Touch key-press board, manufacturing method thereof and touch key-press device - Google Patents
Touch key-press board, manufacturing method thereof and touch key-press device Download PDFInfo
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- CN103219981A CN103219981A CN2013101510079A CN201310151007A CN103219981A CN 103219981 A CN103219981 A CN 103219981A CN 2013101510079 A CN2013101510079 A CN 2013101510079A CN 201310151007 A CN201310151007 A CN 201310151007A CN 103219981 A CN103219981 A CN 103219981A
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- touch key
- marking keys
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- transparency carrier
- cabling
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Abstract
The invention provides a touch key-press board, a manufacturing method thereof and a touch key-press device. The touch key-press board comprises a transparent substrate and a plurality of insulated key-press identifications, wherein the a plurality of electrode traces are plated on the transparent substrate, the plurality of insulated key-press identifications are arranged on the transparent substrate, and the key-press identifications are positioned on the front face or the back face of the transparent substrate and correspond to the plurality of electrode traces one to one. By means of the touch key-press device which applies the touch key-press board, as the key-presses are provided with key-press identifications, noise of key-press shells of the prior touch key-press device and noise caused by collision between the key-press shells and the touch key-press device when the key-press shells are pressed are reduced. Meanwhile, the touch key-press board adopts key-press identifications, production cost is reduced, and the service lives of the key-presses are prolonged.
Description
Technical field
The present invention relates to electronic products manufacturing technology field, more particularly, relate to a kind of touch key-press plate and preparation method thereof and touch key-press equipment.
Background technology
At present, the press key equipment of selling on the open market comprises circuit board, keypad, drain pan etc., and the button on the keypad is the button face-piece, mostly is the plastics face-piece.This press key equipment is all realized the operation imported by the pressing keys face-piece, promptly realizes the operation imported by pushing of physics.Existing these press key equipments, keyboard with computer is an example, pressing keys when using keyboard to operate, collision between staff and the button, and collide between button face-piece on the keypad and the keyboard drain pan, the capital produces bigger noise, and the cost of manufacture height of button face-piece on the keypad.
Summary of the invention
In view of this, the invention provides a kind of touch key-press plate and preparation method thereof and touch key-press equipment, when this touch key-press equipment of use, the influence of noise when having reduced operation.
For achieving the above object, the invention provides following technical scheme:
A kind of touch key-press plate, described touch key-press plate comprises:
Be coated with the transparency carrier of many strip electrodes cabling;
Be arranged on the marking keys of a plurality of insulation on the described transparency carrier, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
Preferably, described transparency carrier is glass substrate, PETG substrate, polycarbonate substrate, poly-methyl-prop hexenoic acid methyl esters substrate, PEN substrate, polyether sulfone substrate or cyclic olefin polymer substrate.
Preferably, described electrode cabling is the transparency conductive electrode cabling.
Preferably, described transparency conductive electrode cabling is indium-tin oxide electrode cabling or indium zinc oxide electrode cabling or Nano Silver electrode cabling.
Preferably, described marking keys is printed marking keys or the pad pasting marking keys that forms for adopting silk-screen printing technique.
Preferably, to print the marking keys that forms be the printing ink marking keys for described employing silk-screen printing technique.
Preferably, the thickness range of described touch key-press plate is 0.4mm-1.1mm, comprises endpoint value.
Preferably, being shaped as circle and having a lead-in wire as link or rectangle and have a lead-in wire as link or triangle and have a lead-in wire of described electrode cabling as link, described electrode cabling is corresponding with set marking keys.
A kind of manufacture method of touch key-press plate comprises step:
One transparency carrier that is coated with many strip electrodes cabling is provided;
A plurality of insulation marking keys are set on described transparency carrier, and described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
Preferably, a plurality of insulation marking keys are set on described transparency carrier, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling, is specially:
Adopt silk-screen printing technique printing a plurality of insulation marking keys on the described transparency carrier or adopting pad pasting on described transparency carrier, to post a plurality of insulation marking keys, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
A kind of touch key-press equipment, described touch key-press equipment comprises: above-mentioned any described touch key-press plate, and controller, wherein, described controller is electrically connected with described many strip electrodes cabling, and described controller is used for judging according to the change information of capacitance whether marking keys is pressed.
Preferably, described controller is a single-chip microcomputer;
Wherein, a plurality of inputs of described single-chip microcomputer are connected with a plurality of links of described many strip electrodes cabling, are used for judging according to the change information of described capacitance whether described a plurality of marking keys is pressed.
Compared with prior art, technical scheme provided by the present invention has the following advantages:
Touch key-press plate provided by the present invention and preparation method thereof and touch key-press equipment, when finger did not push button sign, the electrode cabling of marking keys correspondence had a direct capacitance to the earth.When this button touch pad is operated, only need the finger touch button, the parasitic capacitance of human body will be added on this direct capacitance, make the capacitance of marking keys correspondence become big.This capacitance variations information is sent to controller, handles through controller and judge whether this marking keys is used.A plurality of buttons of touch key-press plate provided by the present invention are a plurality of insulation marking keys, and there is no the button housing, effectively reduced because the button face-piece of existing press key equipment itself, and the button face-piece collides the noise that is produced when pushing and between the apparatus casing.Simultaneously, adopt marking keys, do not need the button housing, reduced cost of manufacture, prolonged its useful life; And marking keys can be different colours, and is specious.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The schematic diagram of the touch key-press plate that Fig. 1 a is provided for embodiment one;
The marking keys that Fig. 1 b is provided for embodiment one;
The touch key-press board manufacturing method flow chart that Fig. 2 is provided for embodiment two;
Fig. 3 forms schematic diagram for the part of the touch key-press equipment that embodiment three is provided.
Embodiment
Just as stated in the Background Art, existing press key equipment, noise is bigger in operating process, and the cost of manufacture height.The inventor discovers that one of reason that causes this defective comprises circuit board, keypad, drain pan etc. for existing press key equipment, and the button on the keypad is the button face-piece, mostly is the plastics face-piece., the time need push in operation, thereby send bigger noise the button face-piece being pushed in the process between the button face-piece and drain pan collision the button face-piece; And need a plurality of button face-pieces in manufacturing process, cost of manufacture is bigger.
Based on this, the invention provides a kind of touch key-press plate, to overcome the problems referred to above that prior art exists, described touch key-press plate comprises: the transparency carrier that is coated with many strip electrodes cabling;
Be arranged on the marking keys of a plurality of insulation on the described transparency carrier, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
The present invention also provides a kind of manufacture method of touch key-press plate, comprises step:
One transparency carrier that is coated with many strip electrodes cabling is provided;
A plurality of insulation marking keys are set on described transparency carrier, and described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
The present invention also provides a kind of touch key-press equipment, described touch key-press equipment comprises above-mentioned described touch key-press plate of right and controller, wherein, described controller is electrically connected with described many strip electrodes cabling, and described controller is used for judging according to the change information of capacitance whether marking keys is pressed.
Touch key-press plate provided by the invention and preparation method thereof and touch key-press equipment, when finger did not push button sign, there was one direct capacitance in the electrode cabling of marking keys correspondence to the earth.When this button touch pad is operated, only need the finger touch marking keys, the parasitic capacitance of human body will be added on this direct capacitance, make the capacitance of marking keys correspondence become big, this capacitance variations information is sent to controller, handles through controller then and judges whether this marking keys is used.A plurality of insulation buttons of touch key-press plate provided by the present invention are a plurality of marking keys, and there is no the button housing, effectively reduced because the button housing of existing press key equipment itself, and collided the noise that is produced during the button shroud press and between the apparatus casing.Simultaneously, adopt marking keys, reduced production cost.
More than be core concept of the present invention, can become apparent more, the specific embodiment of the present invention is described in detail below in conjunction with accompanying drawing for making above-mentioned purpose of the present invention, feature and advantage.
A lot of details have been set forth in the following description so that fully understand the present invention, but the present invention can also adopt other to be different from alternate manner described here and implement, those skilled in the art can do similar popularization under the situation of intension of the present invention, so the present invention is not subjected to the restriction of following public specific embodiment.
Secondly, the present invention is described in detail in conjunction with schematic diagram, when the embodiment of the invention is described in detail in detail; for ease of explanation; the profile of expression device architecture can be disobeyed general ratio and be done local the amplification, and described schematic diagram is example, and it should not limit the scope of protection of the invention at this.The three dimensions size that in actual fabrication, should comprise in addition, length, width and the degree of depth.
Embodiment one
Present embodiment provides a kind of touch key-press plate, and as shown in Figure 1a, the touch key-press plate for present embodiment provided need to prove, the winding displacement mode among the figure is not unique, makes in actual applications along with different application scenarioss changes.
Described touch key-press plate comprises: be coated with the transparency carrier 11 of many strip electrodes cabling 12, and during described electrode cabling 12 energising with the earth formation direct capacitance; Be arranged on the marking keys 13 of a plurality of insulation on the described transparency carrier 11, described marking keys is positioned at the front or the back side of described transparency carrier 11, and corresponding one by one with described many strip electrodes cabling 12.
Wherein, described transparency carrier is glass substrate, PETG substrate, polycarbonate substrate, poly-methyl-prop hexenoic acid methyl esters substrate, PEN substrate, polyether sulfone substrate or cyclic olefin polymer substrate.
Described electrode cabling is the transparency conductive electrode cabling.Present embodiment is preferred, and described transparency conductive electrode cabling is indium-tin oxide electrode cabling or indium zinc oxide electrode cabling or Nano Silver electrode cabling.
Described marking keys is printed marking keys or the pad pasting marking keys that forms for adopting silk-screen printing technique.Present embodiment is preferred, and it is the printing ink marking keys that described employing silk-screen printing technique is printed the marking keys that forms.The printing ink marking keys is not easy wearing and tearing and comes off.Need to prove, the marking keys shown in Fig. 1 b, marking keys provided by the present invention does not limit the content of its expression, and different application scenarioss can adopt different marking keys, and unrestricted.The present invention does not limit equally for the shape and the color of marking keys in addition, can have any shape, and random color realizes that diversification shows.
The thickness range of the button touch pad that present embodiment provided is 0.4mm-1.1mm, comprises endpoint value.Touch key-press plate thickness provided by the present invention is thin, is applicable to different press key equipments, applied range.
Present embodiment institute is preferred, being shaped as circle and having a lead-in wire as link or rectangle and have a lead-in wire as link or triangle and have a lead-in wire as link of described electrode cabling, described electrode cabling is corresponding with set marking keys.The shape of electrode cabling provided by the present invention is not limited in above-mentioned three kinds, can have any shape, general being shaped as circle and having a lead-in wire of using as link, the width of electrode cabling does not limit, under different application scenarioss, it is bigger width to be set, and also little width can be set, and the border circular areas of electrode cabling can be different with the width in lead-in wire zone, and the size of electrode cabling border circular areas width is corresponding with induction area; When the substrate predeterminated position area that is provided hour, can use rectangle, in order to increase induction area.
A plurality of insulation marking keys of the touch key-press plate that present embodiment provided adopt silk-screen printing technique to print and form or adopt the pad pasting marking keys, and there is no the button housing, effectively reduced because the button housing of existing press key equipment itself, and collided the noise that is produced during the button shroud press and between the apparatus casing.Simultaneously, adopt the button of marking keys form, reduced the cost of manufacture of touch key-press plate.
Embodiment two
Present embodiment provides a kind of touch key-press board manufacturing method, is illustrated in figure 2 as this method flow diagram, comprises step:
S1, provide a transparency carrier that is coated with many strip electrodes cabling;
S2, a plurality of insulation marking keys are set on described transparency carrier, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
Wherein, a plurality of insulation marking keys are set on described transparency carrier, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling, is specially:
Adopt silk-screen printing technique printing a plurality of insulation marking keys on the described transparency carrier or adopting pad pasting on described transparency carrier, to post a plurality of insulation marking keys, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
Concrete:
S21, on a transparency carrier plating one deck electrode layer, described electrode layer is the transparency conductive electrode layer;
This method is the automated production process, in transparency carrier being dropped into specific basket tool before, plated the layer of transparent conductive electrode layer on this transparency carrier surface.With clean substrates such as cleaning fluid and deionized waters, and the impurity on this transparency carrier surface and greasy dirt etc. are cleaned, then water is removed dried, guarantee the crudy of road technology down with physicochemical method.
S22, on described electrode layer, evenly be coated with the last layer photoresist;
Evenly be coated with the last layer photoresist on the electrode layer of transparency carrier, the gluing process will be carried out under the environment of cleaning, operates under the amber light that does not contain the ultraviolet light composition simultaneously.The glass that coats photoresist will be done preliminary treatment at a certain temperature, so that the solvent evaporates in the photoresist, the adhesiveness on the surface of increase photoresist and transparency carrier.
S23, shine described photoresist surface by the mask plate that has many strip electrodes cabling, many strip electrodes cabling zone hollow out not on the described mask plate, all the other regional hollow outs with ultraviolet light;
The part photoresist of S24, removal process UV-irradiation carries out high-temperature process then;
With the one side that is coated with electrode layer of developer solution processing transparency carrier, will remove through the photoresist layer that ultraviolet lighting decomposes, keep the photoresist layer of unexposed portion.Method with chemistry is dissolved in the developer solution part photoresist that is subjected to UV-irradiation, and the transparency carrier behind the developing procedure will be handled through the post bake of uniform temperature, that is to say to make photoresist firmer through a high-temperature process again.
S25, etch away described electrode layer and do not have the part that photoresist covers, remove remaining photoresist then, form described many strip electrodes cabling;
With harsh liquid the partial etching that described electrode layer does not have the photoresist covering is fallen, with alkali lye described remaining photoresist is removed then, form described many strip electrodes cabling;
S26, adopt silk-screen printing technique at the back side or the positive a plurality of insulation marking keys of printing of described transparency carrier or adopt the insulation pad pasting to post a plurality of insulation marking keys at the front or the back side of described transparency carrier, described a plurality of insulation marking keys are corresponding one by one with described many strip electrodes cabling.
Transparency carrier behind the silk screen printing printing process will pass through high-temperature process, makes the adhesiveness of a plurality of insulation marking keys and transparency carrier better.
Embodiment three
Present embodiment provides a kind of touch key-press equipment, is illustrated in figure 3 as part touch key-press equipment schematic diagram, and described touch key-press equipment comprises the foregoing description one described touch key-press plate 31, controller 32 and other components and parts.Wherein, described transparency carrier deviates from the one side of described electrode cabling or all can be used as touch face towards the one side of described electrode cabling, described controller is electrically connected with described many strip electrodes cabling, and described controller is used for judging according to the change information of capacitance whether marking keys is pressed.
Wherein, described controller 32 is positioned on the circuit board 33, and this circuit board can be printed circuit board (PCB), and pin 34 is used for many strip electrodes cabling on the touch key-press plate and circuit board 33 is electrically connected, and many strip electrodes cabling is electrically connected with controller 32 on the circuit board 33.Concrete, described controller 32 can be single-chip microcomputer, a plurality of inputs of described single-chip microcomputer are connected with a plurality of links of described many strip electrodes cabling, be used for the change information of described capacitance is converted to change in electric information, judge according to described change in electric information whether described a plurality of marking keys is pressed then.
The touch key-press equipment that present embodiment provided, when finger did not push button, there was one direct capacitance in the electrode cabling of marking keys correspondence to the earth.When this button touch pad is operated, only need the finger touch marking keys, the parasitic capacitance of human body will be added on this direct capacitance, make the capacitance of marking keys correspondence become big, the change information of this capacitance is sent to single-chip microcomputer, by single-chip microcomputer the change information of this capacitance is converted to change in electric information then, detects and judge the degree of this change in electric information change amount then, when this variable quantity surpassed preset value, then this marking keys was for being used.A plurality of insulation marking keys of touch key-press plate provided by the present invention adopt silk-screen printing technique to print and form or adopt the pad pasting sign, and there is no the button housing, effectively reduced because the button housing of existing press key equipment itself, and collided the noise that is produced during the button shroud press and between the apparatus casing.Simultaneously, adopt marking keys, reduced the cost of manufacture of touch key-press plate.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (12)
1. a touch key-press plate is characterized in that, described touch key-press plate comprises:
Be coated with the transparency carrier of many strip electrodes cabling;
Be arranged on the marking keys of a plurality of insulation on the described transparency carrier, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
2. according to the described touch key-press plate of claim 1, it is characterized in that described transparency carrier is glass substrate, PETG substrate, polycarbonate substrate, poly-methyl-prop hexenoic acid methyl esters substrate, PEN substrate, polyether sulfone substrate or cyclic olefin polymer substrate.
3. according to the described touch key-press plate of claim 1, it is characterized in that described electrode cabling is the transparency conductive electrode cabling.
4. according to the described touch key-press plate of claim 3, it is characterized in that described transparency conductive electrode cabling is indium-tin oxide electrode cabling or indium zinc oxide electrode cabling or Nano Silver electrode cabling.
5. according to the described touch key-press plate of claim 1, it is characterized in that described marking keys is printed marking keys or the pad pasting marking keys that forms for adopting silk-screen printing technique.
6. touch key-press plate according to claim 5 is characterized in that, it is the printing ink marking keys that described employing silk-screen printing technique is printed the marking keys that forms.
7. according to the described touch key-press plate of claim 1, it is characterized in that the thickness range of described touch key-press plate is 0.4mm-1.1mm, comprises endpoint value.
8. according to the described touch key-press plate of claim 1, it is characterized in that, being shaped as circle and having a lead-in wire as link or rectangle and have a lead-in wire as link or triangle and have a lead-in wire as link of described electrode cabling, described electrode cabling is corresponding with set marking keys.
9. the manufacture method of a touch key-press plate is characterized in that, comprises step:
One transparency carrier that is coated with many strip electrodes cabling is provided;
A plurality of insulation marking keys are set on described transparency carrier, and described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
10. method according to claim 9 is characterized in that, a plurality of insulation marking keys are set on described transparency carrier, and described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling, is specially:
Adopt silk-screen printing technique printing a plurality of insulation marking keys on the described transparency carrier or adopting pad pasting on described transparency carrier, to post a plurality of insulation marking keys, described marking keys is positioned at the front or the back side of described transparency carrier, and corresponding one by one with described many strip electrodes cabling.
11. touch key-press equipment, it is characterized in that, described touch key-press equipment comprises: any described touch key-press plate of claim 1-8, and controller, wherein, described controller is electrically connected with described many strip electrodes cabling, and described controller is used for judging according to the change information of capacitance whether marking keys is pressed.
12. touch key-press equipment according to claim 11 is characterized in that, described controller is a single-chip microcomputer;
Wherein, a plurality of inputs of described single-chip microcomputer are connected with a plurality of links of described many strip electrodes cabling, are used for judging according to the change information of described capacitance whether described a plurality of marking keys is pressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101510079A CN103219981A (en) | 2013-04-26 | 2013-04-26 | Touch key-press board, manufacturing method thereof and touch key-press device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101510079A CN103219981A (en) | 2013-04-26 | 2013-04-26 | Touch key-press board, manufacturing method thereof and touch key-press device |
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| CN103219981A true CN103219981A (en) | 2013-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101510079A Pending CN103219981A (en) | 2013-04-26 | 2013-04-26 | Touch key-press board, manufacturing method thereof and touch key-press device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090686A (en) * | 2014-08-01 | 2014-10-08 | 金龙机电（东莞）有限公司 | Touch screen and touch screen device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958082A (en) * | 2009-07-17 | 2011-01-26 | 珠海格力电器股份有限公司 | Display system with touch key |
| CN201804759U (en) * | 2010-09-29 | 2011-04-20 | 比亚迪股份有限公司 | Key structure |
-
2013
- 2013-04-26 CN CN2013101510079A patent/CN103219981A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958082A (en) * | 2009-07-17 | 2011-01-26 | 珠海格力电器股份有限公司 | Display system with touch key |
| CN201804759U (en) * | 2010-09-29 | 2011-04-20 | 比亚迪股份有限公司 | Key structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104090686A (en) * | 2014-08-01 | 2014-10-08 | 金龙机电（东莞）有限公司 | Touch screen and touch screen device |
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Application publication date: 20130724 |