CN108320970A - The production method of the pressing plate of thin film switch and thin film switch - Google Patents
The production method of the pressing plate of thin film switch and thin film switch Download PDFInfo
- Publication number
- CN108320970A CN108320970A CN201810194244.6A CN201810194244A CN108320970A CN 108320970 A CN108320970 A CN 108320970A CN 201810194244 A CN201810194244 A CN 201810194244A CN 108320970 A CN108320970 A CN 108320970A
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- shrapnel
- thin film
- film switch
- pressing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
- H01H13/7065—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/704—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by the layers, e.g. by their material or structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/88—Processes specially adapted for manufacture of rectilinearly movable switches having a plurality of operating members associated with different sets of contacts, e.g. keyboards
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
- H01H2219/064—Optical isolation of switch sites
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/002—Actuators integral with membrane
- H01H2221/004—U-shaped openings surrounding keys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/024—Transmission element
Landscapes
- Push-Button Switches (AREA)
Abstract
The present invention provides a kind of production methods of the pressing plate of thin film switch and thin film switch.Thin film switch provided by the invention includes pressing plate, pressing groove and shrapnel are formed in pressing plate, shrapnel is flexibly set in pressing groove, and shrapnel is integrally linked to pressing plate by an at least engaging portion, and the gap moved for shrapnel yielding movable is formed between the surrounding and pressing plate of shrapnel.Pressing plate in the present invention is integral type pressing plate, depressible shrapnel is formed from pressing plate, shrapnel at least one end is fixed in pressing plate, therefore shrapnel does not fall off from ontology.The function that pressing is realized using the elastic deformation of pressing plate itself eliminates complicated assembly process, simple and convenient.
Description
Technical field
The present invention relates to field of switches, and in particular to a kind of production method of the pressing plate of thin film switch and thin film switch.
Background technology
Thin film switch is an operating system for integrating keypress function, indicator elment, instrument panel.Thin film switch knot
The features such as rigorous not only good appearance of structure, good airproof performance also have moisture proof, and service life is long.It is therefore widely used in work
The fields such as industry control, auto industry, intelligent toy.
Structurally, in traditional thin film switch structure, (material can be acrylic, gather the pressing plate below drop glue-line
Styrene, acrylonitritrile-styrene resin, makrolon etc.) it is through-hole, the later stage needs mating with through-hole in secondary installing
Round shrapnel ensures the activity of button by this method.
This traditional mounting means is complicated, and technique is cumbersome.
Invention content
The technical issues of in order to solve to be not easy component film switch, the present invention provides a kind of thin film switch and thin film switches
Pressing plate production method.
Thin film switch provided by the invention, including pressing plate are formed with pressing groove and shrapnel, the bullet in the pressing plate
Piece is flexibly set in the pressing groove, and the shrapnel is integrally linked to the pressing plate by an at least engaging portion, described
It is formed between the surrounding of shrapnel and the pressing plate for the movable gap of shrapnel elasticity.
Pressing plate in the present invention is integral type pressing plate, depressible shrapnel is formed from pressing plate, shrapnel is at least
One end is fixed in pressing plate, therefore shrapnel does not fall off from ontology.The function of pressing is realized using the elastic deformation of pressing plate itself,
Complicated assembly process is eliminated, it is simple and convenient.
The further improvement of thin film switch of the present invention is, further includes the drop glue-line equipped with button, the drop glue-line connects
It is connected to the top of the pressing plate, the button is oppositely disposed one by one with the shrapnel.
Thin film switch of the present invention it is further improvement be, further include be set to the pressing plate below fixed bed and set
Circuit layer below the fixed bed, the fixed bed are formed with first through hole, and the first through hole is connected with by the bullet
Piece can contact the metal dome of the circuit layer after squeezing, the metal dome is oppositely disposed one by one with the shrapnel.
The further improvement of thin film switch of the present invention is that the fixed bed is formed with the second through-hole, the circuit layer
It is equipped with the luminescent device being placed in second through-hole, the pressing plate is light transmission pressing plate.
The further improvement of thin film switch of the present invention is that the drop glue-line includes transmittance section and light-blocking part, described
The drop glue thickness in light portion is thinner than the drop glue thickness of the light-blocking part.
The further improvement of thin film switch of the present invention is that the drop glue-line is equipped with multiple buttons, at least one
A circle transmittance section is equipped with around the button.
Thin film switch of the present invention it is further improvement be, between the light-blocking part and the pressing plate be equipped with shape with
The corresponding light barrier of light-blocking part.
The further improvement of thin film switch of the present invention is, further includes the connector for being connected to the circuit layer.
The present invention also provides the production methods of the pressing plate of thin film switch, including：The pressing of one-pass molding thin film switch
Shrapnel on plate and the pressing plate is formed with pressing groove in the pressing plate, and the shrapnel is flexibly set in the pressing groove
In, an at least engaging portion is formed between the surrounding of the shrapnel and the pressing plate and for the movable seam of shrapnel elasticity
Gap.
The production method of the pressing plate of thin film switch of the present invention further improvement lies in that, the one-pass molding be mold note
Modeling.
Description of the drawings
Fig. 1 is the assembly relation schematic diagram of thin film switch of the present invention.
Fig. 2 is the translucent effect schematic diagram of thin film switch of the present invention.
Specific implementation mode
The technical issues of in order to solve to be not easy component film switch, the present invention provides a kind of thin film switch and thin film switches
Pressing plate production method.
In the following with reference to the drawings and specific embodiments to the production method of the pressing plate of thin film switch of the present invention and thin film switch
Preferred embodiment be described further.Those skilled in the art can understand this hair easily by the content disclosed by this specification
Other bright advantages and effect.
In conjunction with shown in Fig. 1 and Fig. 2, thin film switch of the present invention includes pressing plate 20, and pressing groove 22 is formed in pressing plate 20
With shrapnel 21, shrapnel 21 is flexibly set in pressing groove 22, and shrapnel 21 is integrally linked to pressing plate by an at least engaging portion
20, it is formed between the surrounding and pressing plate 20 of shrapnel 21 for the 21 movable gap of elasticity of shrapnel.
Pressing plate 20 in the present invention is integral type pressing plate, and depressible shrapnel 21, shrapnel are formed from pressing plate 20
21 at least one end are fixed in pressing plate 20, therefore shrapnel 21 does not fall off from ontology.Using the elastic deformation of of pressing plate 20 itself come
The function of realizing pressing eliminates complicated assembly process, simple and convenient.
Further, the material of pressing plate 20 can be selected from acrylic, polystyrene, acrylonitritrile-styrene resin or poly-
Carbonic ester.Pressing plate 20 selects acrylic board in the present embodiment.
Further, further include the drop glue-line 10 equipped with button 11, drip the top that glue-line 10 is connected to pressing plate 20, press
Button 11 is oppositely disposed one by one with shrapnel 21.
Further, further include the fixed bed 30 for being set to 20 lower section of pressing plate and the circuit layer set on 30 lower section of fixed bed
40, fixed bed 30 is formed with first through hole 31, and first through hole 31 is connected with the pot that can contact circuit layer 40 after by the extruding of shrapnel 21
Young piece 33, metal dome 33 are oppositely disposed one by one with shrapnel 21.Fixed bed 30 selects PET sheet (poly- terephthaldehyde in the present embodiment
Acids plastics, abbreviation polyester sheet).
The present invention is extremely improved in traditional pressing plate 20 so that thin film switch either occupation mode also
It is that great improvement is obtained in assembly method, more succinctly.User presses the button 11 on drop glue-line 10, acrylic
Flexible deformation occurs downwards for the 21 depressed power of shrapnel on plate, and the metal dome 33 on PET sheet is by the downward pressing of shrapnel 21
Downward deformation occurs for power, and metal dome 33 is contacted with circuit layer 40 (circuit board), connects circuit；Release button 11, acrylic board
On shrapnel 21 restore deformation, the power that is not pressed of metal dome 33 restores deformation, and metal dome 33 disconnects with circuit layer 40, circuit
It disconnects.
Further, circuit layer 40 is formed with the second through-hole 32, and fixed bed 30 is equipped with and is placed in the second through-hole 32
Luminescent device 41, pressing plate 20 be light transmission pressing plate.Specifically, luminescent device 41 is LED light, can use difference according to demand
The LED light of color.
Further, drop glue-line 10 includes transmittance section 12 and light-blocking part 13, and the drop glue thickness of transmittance section 12, which is thinner than, to be in the light
The drop glue thickness in portion 13.
Further, drop glue-line 10 is equipped with multiple buttons 11, and a circle transmittance section is equipped with around at least one button 11
12.The drop glue thinner thickness of transmittance section 12, and the drop glue thickness of light-blocking part 13 is thicker, therefore the light sent out can pass through drop glue-line 10
Transmittance section 12.Transmittance section 12 is arranged in the present embodiment around a button 11, around had during energization use
Light；And in other embodiments, transmittance section 12 and the light-blocking part 13 of different shape and position can be designed according to demand, formed not
The atmosphere of same comfortable improves and uses aesthetic feeling；In some embodiments, button 11 also can pass through light.
Further, shape light barrier corresponding with light-blocking part 13 (figure is equipped between light-blocking part 13 and pressing plate 20
In do not show).Further, light barrier is coloured light barrier, preferably black.Light barrier is added, light can be further prevented
Line penetrates light-blocking part 13.
Further, further include the connector 50 for being connected to circuit layer 40.
The production method of the pressing plate of thin film switch of the present invention includes：The pressing plate and pressing plate of one-pass molding thin film switch
On shrapnel, be formed with pressing groove in pressing plate, shrapnel is flexibly set in pressing groove, shape between the surrounding and pressing plate of shrapnel
At the gap for having an at least engaging portion and being moved for shrapnel yielding movable.Further, one-pass molding is mold injection.Use mold
Injection molding is made, and cost of manufacture is relatively low, operation facility.
When making thin film switch, first pressing plate, shrapnel, fixed bed, circuit layer, connector are machined respectively；According to
Pressing plate, shrapnel, fixed bed, circuit layer, connector are corresponded to assembling by existing conventional technical means；Drop glue is set in pressing plate
Layer.
In some embodiments, this thin film switch is applied on seat, such as on the massage armchair of energization, not only improved
The aesthetic measure of seat, and variable light will give the most direct visual feedback of user in using operating process, it can
Complete interaction more directly more pleasant between people and seat.Thin film switch of the present invention is applied to seat, thin film switch of the present invention
Not only have the function of controlling and adjusting seat, and its preferable light guide effect can be utilized, realizes the darkening of multiple color
Effect, and it is durable, it is different from traditional thin film switch, this will assign seat more broader and more robust function.
To sum up, the production method of the pressing plate of thin film switch and thin film switch of the present invention not only addresses only traditional thin
In membrane switch structure the problem of the Complex Assembly of pressing plate, complicated assembly process is eliminated, it is simple and convenient；Moreover, this film
When switching manipulation, for traditional thin film switch, the feel and comfort level of button all improve a lot；Meanwhile this
Invention application field is broad, if being applied to seat, the application of function space of seat can be significantly greatly increased, such as adjustable, can
The function of controlling etc. provides a kind of people to the control mode of seat, improves the aesthetic feeling and comfort level when use.
It the above is only presently preferred embodiments of the present invention, limitation in any form not done to the present invention, although this
Invention is disclosed above with preferred embodiment, and however, it is not intended to limit the invention, any person skilled in the art,
In the range of not departing from technical solution of the present invention, when the technology contents using the disclosure above make a little change or are modified to
With variation equivalent embodiment, as long as being the content without departing from technical solution of the present invention, according to the technical essence of the invention to
Any simple modification, equivalent change and modification made by upper embodiment, in the range of still falling within technical solution of the present invention.
It should be noted that structure, ratio, size etc. depicted in this specification institute accompanying drawings, only coordinating
The bright revealed content of book is not limited to the enforceable limit of the present invention so that those skilled in the art understands and reads
Fixed condition, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size, not
It influences under the effect of present invention can be generated and the purpose that can reach, should all still fall and be obtained in disclosed technology contents
In the range of capable of covering.
Claims (10)
1. a kind of thin film switch, it is characterised in that：Including pressing plate, pressing groove and shrapnel are formed in the pressing plate, it is described
Shrapnel is flexibly set in the pressing groove, and the shrapnel is integrally linked to the pressing plate, institute by an at least engaging portion
It states and is formed between the surrounding of shrapnel and the pressing plate for the movable gap of shrapnel elasticity.
2. thin film switch as described in claim 1, it is characterised in that：Further include the drop glue-line equipped with button, the drop glue-line
It is connected to the top of the pressing plate, the button is oppositely disposed one by one with the shrapnel.
3. thin film switch as claimed in claim 2, it is characterised in that：Further include be set to the pressing plate below fixed bed and
Circuit layer below the fixed bed, the fixed bed are formed with first through hole, and the first through hole is connected with by described
Shrapnel can contact the metal dome of the circuit layer after squeezing, the metal dome is oppositely disposed one by one with the shrapnel.
4. thin film switch as claimed in claim 3, it is characterised in that：The fixed bed is formed with the second through-hole, the circuit
Layer is equipped with the luminescent device being placed in second through-hole, and the pressing plate is light transmission pressing plate.
5. thin film switch as claimed in claim 4, it is characterised in that：The drop glue-line includes transmittance section and light-blocking part, described
The drop glue thickness of transmittance section is thinner than the drop glue thickness of the light-blocking part.
6. thin film switch as claimed in claim 5, it is characterised in that：The drop glue-line be equipped with multiple buttons, at least one
A circle transmittance section is equipped with around a button.
7. thin film switch as claimed in claim 5, it is characterised in that：Shape is equipped between the light-blocking part and the pressing plate
Light barrier corresponding with the light-blocking part.
8. as claimed in claim 3 thin film switch, it is characterised in that：It further include the connector for being connected to the circuit layer.
9. a kind of production method of the pressing plate of thin film switch, which is characterized in that including：The pressing plate of one-pass molding thin film switch
With the shrapnel in the pressing plate, pressing groove is formed in the pressing plate, the shrapnel is flexibly set in the pressing groove,
An at least engaging portion is formed between the surrounding of the shrapnel and the pressing plate and for the movable gap of shrapnel elasticity.
10. the production method of the pressing plate of thin film switch as claimed in claim 9, it is characterised in that：The one-pass molding is
Mold injection molding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810194244.6A CN108320970A (en) | 2018-03-09 | 2018-03-09 | The production method of the pressing plate of thin film switch and thin film switch |
| PCT/CN2018/083483 WO2019169698A1 (en) | 2018-03-09 | 2018-04-18 | Membrane switch and method for manufacturing press plate of membrane switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810194244.6A CN108320970A (en) | 2018-03-09 | 2018-03-09 | The production method of the pressing plate of thin film switch and thin film switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108320970A true CN108320970A (en) | 2018-07-24 |
Family
ID=62902365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810194244.6A Pending CN108320970A (en) | 2018-03-09 | 2018-03-09 | The production method of the pressing plate of thin film switch and thin film switch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108320970A (en) |
| WO (1) | WO2019169698A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2879384Y (en) * | 2005-12-31 | 2007-03-14 | 光宝科技股份有限公司 | Thin film switch |
| CN101241205A (en) * | 2007-02-07 | 2008-08-13 | 毅嘉科技股份有限公司 | Light guide board light-guiding method and key structure using the light guide board |
| CN201196923Y (en) * | 2008-04-30 | 2009-02-18 | 苏州路之遥科技有限公司 | Thin film press key display panel |
| CN201369264Y (en) * | 2008-09-03 | 2009-12-23 | 钟金龙 | Press key panel |
| TW201430888A (en) * | 2013-01-25 | 2014-08-01 | Hon Hai Prec Ind Co Ltd | Electronic device |
| CN207909764U (en) * | 2018-03-09 | 2018-09-25 | 上海沃雨电子科技有限公司 | Thin film switch |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002015639A (en) * | 1999-09-08 | 2002-01-18 | Shin Etsu Polymer Co Ltd | Member for push-button switch |
| KR100576647B1 (en) * | 2005-12-26 | 2006-05-04 | (주) 프렉코 | Key-pad structure for mobile phone |
| CN101452781B (en) * | 2007-12-06 | 2011-07-20 | 旭丽电子(广州)有限公司 | Push button device |
| CN201898058U (en) * | 2010-12-22 | 2011-07-13 | 东莞市凯华电子有限公司 | Sinking plate minitype side-pressing switch |
-
2018
- 2018-03-09 CN CN201810194244.6A patent/CN108320970A/en active Pending
- 2018-04-18 WO PCT/CN2018/083483 patent/WO2019169698A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2879384Y (en) * | 2005-12-31 | 2007-03-14 | 光宝科技股份有限公司 | Thin film switch |
| CN101241205A (en) * | 2007-02-07 | 2008-08-13 | 毅嘉科技股份有限公司 | Light guide board light-guiding method and key structure using the light guide board |
| CN201196923Y (en) * | 2008-04-30 | 2009-02-18 | 苏州路之遥科技有限公司 | Thin film press key display panel |
| CN201369264Y (en) * | 2008-09-03 | 2009-12-23 | 钟金龙 | Press key panel |
| TW201430888A (en) * | 2013-01-25 | 2014-08-01 | Hon Hai Prec Ind Co Ltd | Electronic device |
| CN207909764U (en) * | 2018-03-09 | 2018-09-25 | 上海沃雨电子科技有限公司 | Thin film switch |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019169698A1 (en) | 2019-09-12 |
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