CN113725026A - Manufacturing method of keycap and input equipment - Google Patents
Manufacturing method of keycap and input equipment Download PDFInfo
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- CN113725026A CN113725026A CN202111034439.2A CN202111034439A CN113725026A CN 113725026 A CN113725026 A CN 113725026A CN 202111034439 A CN202111034439 A CN 202111034439A CN 113725026 A CN113725026 A CN 113725026A
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- shell
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- input device
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- 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
- H01H13/02—Details
- H01H13/04—Cases; Covers
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- 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
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- 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
- H01H13/83—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 characterised by legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
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- 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
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- Push-Button Switches (AREA)
Abstract
The application discloses preparation method and input device of key cap, preparation method forms the first casing of adiacticity through first material, and the internal surface of first casing has the figure recess, forms the non-light tight second casing through the second material in first casing, and the second material is filled the figure recess, through right the attenuate is carried out to the first surface, can expose the second material of figure recess and intussuseption to as the first figure sign of key cap. This application technical scheme can form non-light tight first graphic identification on the key cap for the button can be based on the first graphic identification of show key cap in a poor light, has increased the variety of key identification bandwagon effect.
Description
Technical Field
The application relates to the technical field of input equipment, in particular to a manufacturing method of a keycap and the input equipment.
Background
In the existing input device, the key mark on the key is made by first forming a shell of the key cap, and then forming the key mark on the shell by ink with a set color on the shell. In order to protect the key identification, a protective layer may be formed on the surface of the key identification.
The keycap prepared by the method has the advantages that the key identification is formed by the colored printing ink, the display effect of the key identification is single, and the diversified display requirements of the key identification of a user cannot be met.
Disclosure of Invention
In view of this, the present application provides a method for manufacturing a key cap and an input device, and the scheme is as follows:
a method of fabricating a keycap, the method comprising:
a first housing forming the keycap; the first shell is made of a first material which is not transparent to light; the first housing has opposing first and second surfaces; the second surface is the inner surface of the first shell and is provided with a pattern groove, and the depth of the pattern groove is smaller than the thickness of the first shell;
forming a second shell on the second surface, wherein the second shell is made of a light-transmitting second material, and the pattern groove is filled with the second material;
it is right the first surface carries out the attenuate, exposes second material in the figure recess is regarded as the first figure sign of key cap, the thickness of attenuate is less than the thickness of first casing.
Preferably, in the above manufacturing method, the first case is a metal case, and the method of forming the first case includes:
forming a metal piece with a cavity by metal stamping;
and forming the pattern groove on the second surface by etching or machining.
Preferably, in the above manufacturing method, the key cap is used for a key of an input device, and the input device includes a support plate; the second shell is a plastic shell;
the method of forming the second housing includes:
forming the second housing in the first housing by an injection molding process;
wherein the second housing includes a snap assembly for mounting the key on the support plate.
Preferably, the above method further comprises:
and forming a color appearance layer on the first surface after finishing thinning.
Preferably, in the above manufacturing method, the method of forming the color appearance layer includes:
forming an ink layer with a set color on the first surface;
or, two transparent medium layers with different refractive indexes are formed on the first surface; the first surface after the attenuate is the plane of reflection, incides the ambient light of plane of reflection is by the back of reflection, makes based on two-layer the interference of printing opacity dielectric layer the button show and set for the colour.
The present application also provides an input device, the input device including:
a key comprising a keycap;
the key cap includes: a first housing and a second housing; the first shell is made of a first material which is not transparent to light, the first shell is provided with a first surface and a second surface which are opposite, the second surface is the inner surface of the first shell, and the second surface is provided with a pattern groove; the second shell is fixed on the second surface and made of a light-transmitting second material, and the pattern groove is filled with the second material; the first surface is subjected to thinning treatment to expose the pattern groove and fill the second material of the pattern groove, so that a first pattern mark is formed.
Preferably, in the input device, the input device further includes:
a circuit board comprising a trigger electrode;
the supporting plate is arranged opposite to the circuit board and comprises a supporting column which can be pressed and released, the supporting column is in contact with the trigger electrode when being compressed, and the supporting column is not in contact with the trigger electrode when not being compressed;
the keycap is mounted on the support column;
the circuit board is provided with a light-emitting element which is arranged opposite to the key.
Preferably, in the input device, the second housing has a snap assembly for fixedly mounting the key on the supporting post.
Preferably, in the input device described above, an outer surface of the first housing has a color appearance layer;
the color appearance layer is an ink layer with a set color;
or the color appearance layer comprises two light-transmitting medium layers with different refractive indexes; the outer surface of the first shell is a reflecting surface, and after ambient light incident on the reflecting surface is reflected, the keys display set colors based on the interference effect of the two light-transmitting medium layers.
Preferably, in the input device, the supporting column is made of a light-transmitting material, or the supporting column has a light-transmitting hole for transmitting light.
According to the key cap manufacturing method and the input device, the first shell is made of the first material, the inner surface of the first shell is provided with the pattern groove, the second shell is made of the second material in the first shell, the second material is filled in the pattern groove, and the first surface is thinned to expose the pattern groove and the filled second material to serve as the first pattern mark of the key cap. This application technical scheme can form non-light tight first graphic identification on the key cap for the button can be based on the first graphic identification of show key cap in a poor light, has increased the variety of key identification bandwagon effect.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in related arts, the drawings used in the description of the embodiments or prior arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
The structures, proportions, and dimensions shown in the drawings and described in the specification are for illustrative purposes only and are not intended to limit the scope of the present disclosure, which is defined by the claims, but rather by the claims, it is understood that these drawings and their equivalents are merely illustrative and not intended to limit the scope of the present disclosure.
Fig. 1-7 are schematic process flow diagrams of a key cap manufacturing method according to an embodiment of the present application;
FIG. 8 is a top view of a key cap according to an embodiment of the present disclosure;
fig. 9 is a schematic structural diagram of an input device according to an embodiment of the present application.
Detailed Description
Embodiments of the present application will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the application are shown, and in which it is to be understood that the embodiments described are merely illustrative of some, but not all, of the embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description.
As shown in fig. 1 to 7, fig. 1 to 7 are schematic process flow diagrams of a key cap manufacturing method provided in an embodiment of the present application, where the manufacturing method includes:
step S11: as shown in fig. 1, a first housing 11 of the key cap is formed.
Wherein, the first shell 11 is a first material which is not transparent to light; the first housing 11 has a first surface 111 and a second surface 112 opposite to each other; the second surface 112 is an inner surface of the first housing 11, the second surface 112 has a pattern groove 113, and a depth of the pattern groove 113 is smaller than a thickness of the first housing 11.
Step S12: as shown in fig. 2, the second housing 12 is formed on the second surface 112.
The second housing 12 is made of a transparent second material, and the second material fills the pattern groove 113. The second housing 12 may be formed through an injection molding process, and not only the second housing 12 having a desired structure may be formed through an injection molding process based on the requirement, but also the second material may be allowed to completely fill the pattern groove 113.
Step S13: as shown in fig. 3, the first surface 111 is thinned to expose the second material in the pattern groove 113, which is used as the first pattern label of the key cap. The first graphic identification comprises various identifications such as graphic symbols, letters, punctuation marks and the like.
Wherein the thinned thickness is smaller than the thickness of the first housing 11. In order to ensure that the second material in the pattern groove 113 is exposed, the thinned thickness is not less than the distance between the bottom of the pattern groove 113 and the first surface 111 before thinning. The first surface 111 may be thinned by machining to remove a portion of the thickness of the first metal shell 11.
Optionally, before the thinning, a reflective layer is formed on the inner surface of the second casing 12, the reflective layer is not overlapped with the pattern groove 113, the second material in the pattern groove is exposed, and multiple reflections of the anti-reflective layer are performed, so that more backlight is emitted at the position of the first pattern mark.
The keycap formed by the manufacturing method can form the first light-transmitting graphic identification on the keycap, so that the key can display the first graphic identification of the keycap based on backlight, and the diversity of the display effect of the key identification is increased.
In an embodiment of the present application, the first housing 11 is a metal housing, and a method for forming the first housing includes: forming a metal piece with a cavity by metal stamping; the pattern groove 113 is formed on the second surface 112 by etching or machining, and the depth of the pattern groove 113 is smaller than the thickness of the first housing 11, so as to avoid penetrating through the first housing 11. The second housing 12 is a plastic housing and may be formed by an injection molding process. The second housing 12 is manufactured by an injection molding process, so that the internal structure of the second housing 12 is facilitated, and the pattern groove 113 is filled with a second material for manufacturing the first pattern identifier.
For example, the thickness of the first housing 11 before thinning may be set to 0.4mm, the depth of the pattern groove 113 may be set to 0.25mm, and the outer side of the first housing 11 may be thinned by removing 0.2mm, so that the second material in the pattern groove 113 may be exposed as the first pattern identifier.
Conventional metal key cap is light-tight, the key cap based on this application technical scheme forms, first casing 11 is the metal casing, and it combines printing opacity plastic material to mould plastics in its inside second casing 12, and can be through being exposed second material printing opacity in the figure recess 113.
The key cap is used for pressing keys of an input device, and the input device comprises a supporting plate; the second shell 12 is a plastic shell; the method of forming the second housing 12 includes: as shown in fig. 4, the second housing 12 is formed in the first housing 11 by an injection molding process; wherein the second housing 12 includes a snap assembly 121. The snap assembly 121 is used to mount the key on the supporting plate. After the second housing 12 is formed, referring to fig. 5, the first surface 111 is thinned as described above to expose the second material in the pattern groove 113 as the first pattern label of the key cap.
As shown in fig. 6, the manufacturing method further includes: after the thinning is completed, the color appearance layer 13 is formed on the first surface 111. In this embodiment, the color appearance layer 13 is formed only as shown in fig. 5, and it is obvious that the color appearance layer 13 may be formed in addition to the embodiment shown in fig. 3. The key cap comprises a key cap side wall and a key cap top, and the color appearance layer 13 covers the outer surface of the key cap side wall and the outer surface of the key cap top, so that the appearance of the key cap shows the required color.
The color appearance layer 13 may be formed by spraying or printing. By selecting the color appearance layer 13 with set colors, the appearance of the outer surface of the keycap can show the required color.
As shown in fig. 6, the appearance color layer 13 may be arranged to cover the first graphical sign, and at this time, the appearance color layer 13 needs to be transparent, so that backlight can exit from the inside of the keycap through the first graphical sign and the appearance color layer 13 on the surface thereof. In this manner, since the backlight needs to pass through the appearance color layer 13 having a color, when the backlight is emitted, the light emitting color of the first graphic mark is related to the color of the appearance color layer 13, the color of the second material, and the color of the backlight.
As shown in fig. 7, the appearance color layer 13 may be provided with a window in the first graphic identification area, and the window is exposed first. At this time, the apparent color layer 13 may be transparent or opaque. At this time, the luminous color of the first graphic symbol is related to the color of the second material and the color of the backlight.
In the embodiment of the present application, the method for forming the appearance color layer 13 having a color includes: an ink layer with a set color is formed on the first surface 111, and as described above, the ink layer may be formed on the thinned first surface 111 through a coating or printing process. The color ink layer is adopted to form the appearance color layer, the manufacturing process is simple, and the material cost is low.
In another embodiment, the method of forming the apparent color layer 13 having a color includes: forming two light-transmitting medium layers with different refractive indexes on the first surface 11; the first surface 111 after the thinning is the plane of reflection, incides the ambient light of plane of reflection is by the back of reflection, makes based on two-layer the interference of printing opacity dielectric layer the button show and set for the colour. The two layers of light-transmitting dielectric layers are both transparent colorless materials, the required color display is realized by utilizing the interference of light, and the mode can realize diversified appearance colors by controlling the thickness and the refractive index of the light-transmitting dielectric layers.
The keycap can be used for the keycaps of keys in a notebook computer, or the keycaps of the keys in an external keyboard, or the keycaps of the keys in remote control of various devices.
It can be known from the above description that, in the manufacturing method of the embodiment of the present application, the inner surface of the first casing 11 is made to be thinner than the pattern groove 113 of the first casing 11, the first casing 11 is internally formed, the second casing 12 is filled with the second material of the second casing 12, it is right that the outer surface of the first casing 11 is thinned to expose the second material filled in the pattern groove 113 as the first pattern identifier of the key cap, and not only the backlight emitted from the inside of the key cap can be emitted through the transparent second material, so as to realize the diversified display of the first pattern identifier on the key cap.
As shown in fig. 8, fig. 8 is a top view of a key cap provided in the embodiment of the present application, and the key cap manufactured according to the technical solution of the present application can solve the positioning and fixing problem of the first graphic sign having the non-hollow area 21 inside. Taking the first graphic identification as the letter a as an example, if the letter a is directly etched on the keycap shell, then the etched letter a region is filled with the light-transmitting material, and at the stage of filling the light-transmitting material in the etching process and after the etching is completed, the etched non-hollow region 21 in the letter a needs to be accurately positioned and fixed. Because the size of the keycap is smaller, the size of the non-hollowed-out area 21 in the first graphic sign above the keycap is smaller, the positioning and fixing difficulty is higher, the cost is high, and the volume production is inconvenient. By adopting the manufacturing method of the embodiment of the application, the pattern groove is filled with the second material, and then the outer surface of the first shell 11 is thinned, so that the problems of positioning and fixing of a non-hollow area do not exist, and the mass production of products is facilitated. The first graphic indicia having the un-hollowed out area 21 include, but are not limited to A, D, O, P and B, etc.
The manufacturing method of the present application further includes forming a light-transmitting shadow eliminating layer on a side of the first graphic identifier facing away from the second housing 12. When no backlight is emitted from the inside of the keycap through the first graphic identifier, the visible degree of the first graphic identifier can be reduced through the shadow eliminating layer, the first graphic identifier is hidden, when the keycap is internally emitted in a backlight mode, the first graphic identifier can be displayed in a backlight mode, and therefore the key identifier is selectively displayed or hidden through backlight control.
Optionally, a protective layer can be arranged on the outermost side of the keycap for preventing abrasion and fingerprints.
Optionally, a side of the vanishing layer facing away from the first shell 11 may be provided with a second graphic indication. The second graphical identification is not overlapped with the area of the first graphical identification. When the protective layer is provided, the second graphical representation is located on the side of the protective layer facing the first housing 12. The second graphic indicia is a visible colored material, such as an ink material.
When the keycap is used for pressing keys of the input device, the input device can be a keyboard, the input device has a first working mode and a second working mode, when the first working mode can be set, backlight is turned on, the first graphic identification and the second graphic identification can be displayed simultaneously, and when the second working mode is set, backlight is turned off, and only the second graphic identification is displayed. The frequency of use of the first graphical indicia is less than the frequency of use of the second graphical indicia. The second graphic identification comprises one or more of English letters, numbers, punctuation marks and the like. The first graphical indicia comprises indicia in a soft keyboard. The usage frequency may be determined based on big data statistics of a plurality of users or based on user usage habits.
Another embodiment of the present application further provides an input device, including: a key comprising a keycap; the key cap may be as shown in any one of fig. 3, 5-8, the key cap comprising: a first housing 11 and a second housing; the first shell 11 is made of a first material which is not transparent to light, the first shell 11 is provided with a first surface 111 and a second surface 112 which are opposite, the second surface 112 is the inner surface of the first shell 11, and the second surface 112 is provided with a pattern groove 113; the second casing 12 is fixed on the second surface 112, the second casing 12 is made of a light-transmitting second material, and the pattern groove 113 is filled with the second material; the first surface 111 is thinned to expose the pattern groove 113 and the second material filling the pattern groove 113 to form a first pattern mark.
In the input device, the key includes the keycap according to the above embodiment, and the specific structure and the manufacturing method of the keycap may be described with reference to the above embodiment, which is not described again.
As shown in fig. 9, fig. 9 is a schematic structural diagram of an input device provided in an embodiment of the present application, where the input device includes a key 33, and may be provided with a plurality of keys 33. The input device further includes: a circuit board 31, said circuit board 31 comprising a trigger electrode 311; a circuit board may be provided with a plurality of trigger electrodes 311; a support plate 32 disposed opposite to the circuit board, the support plate 32 including a support post 321 that can be pressed and released, the support post 321 being in contact with the trigger electrode 311 when compressed and being not in contact with the trigger electrode 311 when uncompressed; the supporting columns 321 and the trigger electrodes 311 are arranged in a one-to-one correspondence manner; the keycap is mounted on the support post 321; the circuit board 31 has a light emitting element 34 disposed opposite to the key 33 for emitting backlight.
The inner surface of the second shell can be provided with a reflecting layer so as to reflect backlight when backlight is provided, and the brightness of the emergent backlight of the first graphic sign is improved. The position of the reflecting layer corresponding to the first graphic mark is provided with an opening so as to facilitate the emergence of backlight.
In one mode, as shown in fig. 9, each key 33 may be provided with a corresponding light emitting element 34, and each light emitting element 33 may be independently controlled to individually control the display effect of the first graphic identifier in each key 33.
In another mode, the light emitting elements 34 are a backlight module disposed between the supporting board 32 and the circuit board 31, and a backlight module is used to uniformly provide backlight for each key. At this time, all the first graphic identifiers can be simultaneously emitted with backlight, or no backlight is emitted at the same time.
In the input device, the second housing has a snap assembly for fixedly mounting the key 33 on the support column 321.
In order to give the appearance of the keys 33 a desired colour, the outer surface of the first housing may be provided with a colour appearance layer. The color appearance layer is an ink layer with a set color; or the color appearance layer comprises two light-transmitting medium layers with different refractive indexes; the outer surface of the first shell is a reflecting surface, and after ambient light incident on the reflecting surface is reflected, the keys display set colors based on the interference effect of the two light-transmitting medium layers.
In order to reduce the shielding of the backlight by the supporting columns 321, the supporting columns 321 are made of a light-transmitting material, or the supporting columns 321 have light-transmitting holes for transmitting light.
The input device in the embodiment of the application can be a keyboard or a device with keys, such as a remote controller of an electronic device. By controlling the backlight emergent state, the display effect of the first graphic identification in the key can be controlled, and the diversified display of the graphic identification on the key is realized.
The embodiments in the present description are described in a progressive manner, or in a parallel manner, or in a combination of a progressive manner and a parallel manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments can be referred to each other.
It should be noted that in the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only used for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present application. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A method of fabricating a keycap, the method comprising:
a first housing forming the keycap; the first shell is made of a first material which is not transparent to light; the first housing has opposing first and second surfaces; the second surface is the inner surface of the first shell and is provided with a pattern groove, and the depth of the pattern groove is smaller than the thickness of the first shell;
forming a second shell on the second surface, wherein the second shell is made of a light-transmitting second material, and the pattern groove is filled with the second material;
it is right the first surface carries out the attenuate, exposes second material in the figure recess is regarded as the first figure sign of key cap, the thickness of attenuate is less than the thickness of first casing.
2. The method of manufacturing of claim 1, the first housing being a metal housing, the method of forming the first housing comprising:
forming a metal piece with a cavity by metal stamping;
and forming the pattern groove on the second surface by etching or machining.
3. The method of making as claimed in claim 1, the keycap being for a key of an input device, the input device including a support plate; the second shell is a plastic shell;
the method of forming the second housing includes:
forming the second housing in the first housing by an injection molding process;
wherein the second housing includes a snap assembly for mounting the key on the support plate.
4. The method of manufacturing of claim 1, further comprising:
and forming a color appearance layer on the first surface after finishing thinning.
5. The method of manufacturing according to claim 4, the method of forming the color appearance layer comprising:
forming an ink layer with a set color on the first surface;
or, two transparent medium layers with different refractive indexes are formed on the first surface; the first surface after the attenuate is the plane of reflection, incides the ambient light of plane of reflection is by the back of reflection, makes based on two-layer the interference of printing opacity dielectric layer the button show and set for the colour.
6. An input device, the input device comprising:
a key comprising a keycap;
the key cap includes: a first housing and a second housing; the first shell is made of a first material which is not transparent to light, the first shell is provided with a first surface and a second surface which are opposite, the second surface is the inner surface of the first shell, and the second surface is provided with a pattern groove; the second shell is fixed on the second surface and made of a light-transmitting second material, and the pattern groove is filled with the second material; the first surface is subjected to thinning treatment to expose the pattern groove and fill the second material of the pattern groove, so that a first pattern mark is formed.
7. The input device of claim 6, further comprising:
a circuit board comprising a trigger electrode;
the supporting plate is arranged opposite to the circuit board and comprises a supporting column which can be pressed and released, the supporting column is in contact with the trigger electrode when being compressed, and the supporting column is not in contact with the trigger electrode when not being compressed;
the keycap is mounted on the support column;
the circuit board is provided with a light-emitting element which is arranged opposite to the key.
8. The input device of claim 7, the second housing having a snap assembly for fixedly mounting the keys on the support post.
9. The input device of claim 6, an outer surface of the first housing having a color appearance layer;
the color appearance layer is an ink layer with a set color;
or the color appearance layer comprises two light-transmitting medium layers with different refractive indexes; the outer surface of the first shell is a reflecting surface, and after ambient light incident on the reflecting surface is reflected, the keys display set colors based on the interference effect of the two light-transmitting medium layers.
10. The input device of claim 9, the support posts being of a light transmissive material or having light passing holes for transmitting light.
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| CN202111034439.2A CN113725026B (en) | 2021-09-03 | 2021-09-03 | Manufacturing method of key cap and input device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111034439.2A CN113725026B (en) | 2021-09-03 | 2021-09-03 | Manufacturing method of key cap and input device |
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| CN113725026A true CN113725026A (en) | 2021-11-30 |
| CN113725026B CN113725026B (en) | 2023-08-18 |
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|---|---|---|---|---|
| TWM314379U (en) * | 2007-01-10 | 2007-06-21 | Darfon Electronics Corp | Cap of button |
| CN101930861A (en) * | 2009-06-25 | 2010-12-29 | 深圳富泰宏精密工业有限公司 | Making method of key panel and key panel made by same |
| CN102184789A (en) * | 2011-05-02 | 2011-09-14 | 苏州达方电子有限公司 | Combined key cap and manufacturing method thereof |
| CN103390522A (en) * | 2012-05-08 | 2013-11-13 | 联想(北京)有限公司 | Method for manufacturing metal key cap and electronic equipment |
| CN110416016A (en) * | 2019-08-07 | 2019-11-05 | 东莞市欧希德智能科技有限公司 | A kind of keycap and its production method with metal-like |
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|---|---|
| CN113725026B (en) | 2023-08-18 |
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