CN107591272B - Transparent keycap and its manufacturing method - Google Patents
Transparent keycap and its manufacturing method Download PDFInfo
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- CN107591272B CN107591272B CN201710790444.3A CN201710790444A CN107591272B CN 107591272 B CN107591272 B CN 107591272B CN 201710790444 A CN201710790444 A CN 201710790444A CN 107591272 B CN107591272 B CN 107591272B
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- photic zone
- color
- hollowed out
- light
- out area
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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
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H11/00—Apparatus or processes specially adapted for the manufacture of electric switches
-
- 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
- H01H2209/00—Layers
- H01H2209/068—Properties of the membrane
- H01H2209/082—Properties of the membrane transparent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2219/00—Legends
- H01H2219/054—Optical elements
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Push-Button Switches (AREA)
- Manufacture Of Switches (AREA)
Abstract
The invention discloses a kind of transparent keycap and its manufacturing methods.Transparent keycap includes light transmission main body, the first color photic zone, light shield layer and the second color photic zone.First color photic zone is coated on the outer surface of light transmission main body.Light shield layer is coated on the first color photic zone, and has lightproof area and the first hollowed out area.First hollowed out area is through light shield layer to expose part the first color photic zone.Second color photic zone is coated on light shield layer.When light is travelled upwardly from below transparent keycap, light can pass through light transmission main body, the first color photic zone, the first hollowed out area and the second color photic zone, cause the first hollowed out area that the first coloured light is presented.Second color photic zone of transparent keycap of the invention is coated on light shield layer, and the manufacturing process of transparent keycap of the invention can be made more to simplify.
Description
Technical field
The present invention relates to a kind of transparent keycap and its manufacturing methods, more particularly to a kind of light transmission key that semi-finished product are made in advance
Cap and its manufacturing method.
Background technique
Referring to Fig. 1, Fig. 1 is the section view of the transparent keycap of a TaiWan, China patent (notification number TWI494962)
Figure.
As shown in Figure 1, transparent keycap 1 includes light transmission main body 10, the first color photic zone 12, the first dark layer 14, the second color
Photic zone 16 and the second dark layer 18.
First color photic zone 12 is coated on the outer surface 102 of light transmission main body 10, covers the first area of the pattern, and does not cover the
Two area of the pattern；Wherein the first area of the pattern and the second area of the pattern respectively represent different characters.First dark layer 14 is coating
In on the first color photic zone 12.Second color photic zone 16 is coated in light transmission main body 10 and the first dark layer 14.Second dark layer
18 are coated on the second color photic zone 16；Wherein the first color photic zone 12 is different from 16 color of the second color photic zone.Second is dark
Layer 18 has the first hollowed out area 182 and the second hollowed out area 184.Corresponding first pattern area is run through in first hollowed out area 182
Second dark layer 18, the second color photic zone 16 and first dark layer 14 in domain.Corresponding second figure is run through in second hollowed out area 184
Second dark layer 18 in case region.
When light OL is travelled upwardly from below transparent keycap 1, light passes through the first color photic zone 12 and the first hollow out
Region 182 causes the first hollowed out area 182 that the first coloured light L1 is presented.When light OL passes through the second color photic zone 16 and second
Hollowed out area 184 causes the second hollowed out area 184 that the second coloured light L2 is presented；So allow different characters on transparent keycap 1 that can send out
Different colours light out.Such first color photic zone 12 and the second color photic zone 16 are respectively positioned on 18 lower section of the second dark layer, by
The different hollowed out areas of second dark layer 18 correspond to not homochromy photic zone, and define the character zone of different colors coloured silk.
Another prior art about transparent keycap please refers to Chinese invention patent (Publication No. CN102420065A), should
The production method for the transparent keycap that patent discloses is that first coating first color photic zone is in light transmission main body, then by the second color photic zone
It is printed on the first color photic zone, is finally coated top coat layer again.That is, such first color photic zone and the second color photic zone
The two is located at below top coat layer, corresponds to not homochromy photic zone by top coat layer difference hollowed out area, and defines difference
The character zone of luminous color.
However, the coloured light that can be presented on above-mentioned transparent keycap in the prior art 1, by top coat layer, (or second is dark
Layer 18) below two photic zones determined.Once top coat layer (or second dark layer 18) completes coating fabrication schedule, above-mentioned
Two kinds of light colors that light keycap can be presented can not just be changed through follow-up process.If customer order revision requires to become
The coloured light color that more transparent keycap can be presented, then according to the prior art, the keycap semi-finished product of coated top coat layer can only add
To give up.
So can not largely manufacture top coat layer in advance in view of transparent keycap in the prior art and complete coating half
Finished product, then dynamically follow-up process is adjusted according to the luminescent color that customer order is specified to manufacture finished product, the time of delivery is shortened with benefit.
It should be evident that lacking flexibility in the manufacture of the transparent keycap of the prior art, convenience.
Summary of the invention
To improve, transparent keycap manufacture lacks flexibility in the prior art and the problem of convenience, the present invention provides a kind of light transmission
Keycap.
The above-mentioned transparent keycap includes:
Light transmission main body, the light transmission main body have outer surface；
First color photic zone, the first color photic zone are coated on the outer surface；
Light shield layer, the light shield layer are coated on the first color photic zone, which has lightproof area and the first hollow out
Region, first hollowed out area expose part the first color photic zone through the light shield layer；And
Second color photic zone, the second color photic zone are covered on first hollowed out area；
Wherein, when light is travelled upwardly from below the transparent keycap, which can pass through the light transmission main body, first color
Photic zone, the hollowed out area and the second color photic zone, so that the first coloured light is presented in first hollowed out area；
Wherein, which stops the light to pass through, and the region of the transparent keycap coating light shield layer is caused not shine.
The present invention also provides a kind of transparent keycap, which includes:
Light transmission main body, the light transmission main body have outer surface；
First color photic zone, the first color photic zone are coated on the outer surface；
Light shield layer, the light shield layer are coated on the first color photic zone, which has lightproof area, the first vacancy section
The light shield layer is run through in domain and the second hollowed out area, first hollowed out area and second hollowed out area, with expose part this
Photic zone of the same colour；And
Second color photic zone, the second color photic zone are covered on first hollowed out area；
Wherein, when light is travelled upwardly from below the transparent keycap, which can pass through the light transmission main body, first color
Photic zone, first hollowed out area and the second color photic zone, so that the first coloured light is presented in first hollowed out area；
Wherein, which can pass through the light transmission main body, the first color photic zone and second hollowed out area, cause this
The second coloured light is presented in two hollowed out areas, and second coloured light is different from first coloured light；
Wherein, which stops the light to pass through, and the lightproof area is caused not shine.
As optional technical solution, the transparent keycap further include:
Transparent protective layer, the transparent protective layer are coated in the light shield layer, the second color photic zone and second vacancy section
On domain, the hardness of the transparent protective layer is higher than the hardness of the light shield layer.
As optional technical solution, the transparent keycap further include:
Third color photic zone, the third color photic zone cover on second hollowed out area, and the third color photic zone is different from this
Second color photic zone, and the light can pass through the light transmission main body, the first color photic zone, second hollowed out area and the third
Color photic zone causes second hollowed out area that third coloured light is presented, and the third coloured light is different from first coloured light.
As optional technical solution, there are spacing between the second color photic zone and the periphery of first hollowed out area.
As optional technical solution, which also has fringe region, and the fringe region is around first vacancy section
Domain, the second color photic zone also cover the fringe region, when the light is travelled upwardly from below the transparent keycap, the marginal zone
Domain does not shine.
As optional technical solution, environment light irradiates the transparent keycap from top, and the second color photic zone is to the environment
The reflectivity of light is low, enables user's to visually observe the fringe region covered less than the second color photic zone and the marginal zone
The difference of the light shield layer between the two other than domain.
The present invention also provides a kind of manufacturing method of transparent keycap, which is comprised the steps of
(a) light transmission main body is prepared, wherein the light transmission main body has outer surface；
(b) the first color photic zone is formed with the coating outer surface；
(c) light shield layer is formed with coating the first color photic zone；
(d) on the light shield layer, forming the first hollowed out area, which runs through the light shield layer, causes part
The first color photic zone is exposed in first hollowed out area；And
(e) the second color photic zone is formed to cover first hollowed out area.
As optional technical solution, which also has fringe region, and the fringe region is around first vacancy section
Domain, in step (e), which also extends on the light shield layer and covers the fringe region.
As optional technical solution, there are spacing between the second color photic zone and the periphery of first hollowed out area.
As optional technical solution, step (b) and step (c) are executed by the following steps:
The first color photic zone and the light shield layer are prepared into coating film；
Cover the coating film on that exterior, wherein the coating film sequentially includes first color from the neighbouring outer surface
Photic zone, the light shield layer, release layer and basal layer；
The coating film is attached on that exterior；And
The basal layer and the release layer are removed, leaves the first color photic zone and the light shield layer coating on that exterior.
As optional technical solution, which further includes the following steps in step (d) and step (e):
In forming the second hollowed out area on the light shield layer, which runs through the light shield layer, cause part this
Photic zone of the same colour is exposed in second hollowed out area.
As optional technical solution, which further includes the following steps:
Third color photic zone is formed, to be covered in second hollowed out area, the third color photic zone is saturating different from second color
Photosphere.
As optional technical solution, which further includes the following steps:
Transparent protective layer is formed with the coating light shield layer, the second color photic zone and second hollowed out area, this is transparent
The hardness of protective layer is higher than the hardness of the light shield layer.
Compared with the prior art, the second color photic zone of transparent keycap of the invention is coated on light shield layer, can make this hair
The manufacturing process of bright transparent keycap more simplifies.And the present invention can largely manufacture semi-finished product in advance, later again according to visitor
Color specified by the order of family and manufacture finished product, the manufacture of transparent keycap more elasticity, convenience can be made.
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail, but not as a limitation of the invention.
Detailed description of the invention
Fig. 1 is the cross section view of the transparent keycap of the prior art；
Fig. 2 is the external view of the transparent keycap of the first preferred embodiment of the invention.
Fig. 3 is another external view of the transparent keycap of the first preferred embodiment of the invention.
Fig. 4 is transparent keycap in Fig. 3 along the cross section view of line A-A.
Fig. 5 is the external view of a deformation of the transparent keycap of the first preferred embodiment of the invention.
Fig. 6 is another external view of a deformation of the transparent keycap of the first preferred embodiment of the invention.
Fig. 7 is transparent keycap in Fig. 6 along the cross section view of line B-B.
Fig. 8 is the external view of the transparent keycap of the second preferred embodiment of the invention.
Fig. 9 is another external view of the transparent keycap of the second preferred embodiment of the invention.
Figure 10 is transparent keycap in Fig. 9 along the cross section view of line C-C.
Figure 11 is the external view of a deformation of the transparent keycap of the second preferred embodiment of the invention.
Figure 12 is another external view of a deformation of the transparent keycap of the second preferred embodiment of the invention.
Figure 13 is transparent keycap in Figure 12 along the cross section view of line D-D.
Figure 14 to Figure 21 is the preferable reality that the method for the manufacture transparent keycap of the present invention is schematically painted with cross section view
Apply example.
Figure 22 is that the photic zone to form transparent keycap of the invention and light shield layer are prepared into the partial cutaway of coating film in advance
Face view.
Specific embodiment
Fig. 2, Fig. 3 and Fig. 4 are please referred to, the schemas such as this schematically depict the transparent keycap of the first preferred embodiment of the invention
2.Fig. 2, Fig. 3 are schematically painted the transparent keycap 2 of the first preferred embodiment of the invention all with external view.Fig. 4 is saturating in Fig. 3
Cross section view of the light keycap 2 along line A-A.The transparent keycap 2 of first preferred embodiment of the invention is suitable for pressing for illuminated keyboard
Key.
Shown in as shown in Figure 2, Figure 3 and Figure 4, the transparent keycap 2 of the first preferred embodiment of the invention includes light transmission main body 20, the
Photic zone 22, light shield layer 24 and the second color photic zone 26 of the same colour.Light transmission main body 20 has outer surface 202.First color photic zone
22 are coated on the outer surface 202 of light transmission main body 20.Light shield layer 24 is coated on the first color photic zone 22.
In an embodiment, the first color photic zone 22 can be the ink layer of light color, for example, white ink layer, but not
As limit.Light shield layer 24 can be dark oil layer of ink, for example, black ink layer, but be not limited thereto.
Light shield layer 24 has lightproof area 242 and the first hollowed out area 244.Light shield layer 24 is run through in first hollowed out area 244,
To expose part the first color photic zone 22.Second color photic zone 26 is covered on the first hollowed out area 244.Must, it is emphasized that
The light shield layer of the function of second dark layer 18 on 1 surface of transparent keycap in the prior art and 2 surface of transparent keycap of the invention
24 function is identical.But the second dark layer 18 of the transparent keycap 1 of the prior art is coated in the first color photic zone 12 and second
On color photic zone 16.
In an embodiment, the second color photic zone 26 can be color depth between the first color photic zone 22 and light shield layer 24
Between ink layer, for example, light blue ink layer.
When light OL is travelled upwardly from below transparent keycap 2, light OL can pass through light transmission main body 20, the first color photic zone
22, the first hollowed out area 244 and the second color photic zone 26 cause the first hollowed out area 244 that the first coloured light L1 is presented.Light shield layer
24 blocking light OL are passed through, and lightproof area 242 is caused not shine.In practical application, corresponding first figure in the first hollowed out area 244
Case, the first pattern represent character, number, symbol, the one in function key.
Further, Fig. 2, Fig. 3 and Fig. 4, the transparent keycap 2 of presently preferred embodiments of the present invention, light shield layer 24 are also illustrated in
And there is the second hollowed out area 246.Light shield layer 24 is run through in second hollowed out area 246, to expose part the first color photic zone
22.When light OL is travelled upwardly from below transparent keycap 2, light OL can also pass through light transmission main body 20, the first color photic zone 22
And second hollowed out area 246, cause the second hollowed out area 246 that the second coloured light L2 is presented.Second coloured light L2 is different from the first coloured light
L1.In practical application, corresponding second pattern in the second hollowed out area 246, the second pattern is also to represent character, number, symbol, function
Can in key first, still different from person representated by the first pattern.
Further, as shown in Figures 3 and 4, the transparent keycap 2 of presently preferred embodiments of the present invention also includes transparent protective layer
27.Transparent protective layer 27 is coated on light shield layer 24, the second color photic zone 26 and the second hollowed out area 246.Transparent protective layer
27 hardness is higher than the hardness of light shield layer 24, to avoid the abrasion of light shield layer 24.By the selection of moulding material, transparent protective layer 27
There can also be anti-ultraviolet function, to avoid light transmission main body 20 by ultraviolet damage.
Considering in manufacturing process, the second color photic zone 26 may have positional shift error relative to light shield layer 24, because
This 26 preferred configuration of the second color photic zone has identical appearance profile with the first hollowed out area 244, but size is larger than
First hollowed out area 244.Such way can reduce the second color photic zone 26 and the first hollow out not be completely covered because of displacement error
Region 244, so that 244 part of the first hollowed out area issues the probability of different colours light.
In an embodiment, as shown in Figure 2, Figure 3 and Figure 4 shown in, light shield layer 24 and have fringe region 248, fringe region
248 around the first hollowed out area 244.Second color photic zone 26 is other than being completely covered the first hollowed out area 244, and the second color
26 part of photic zone also extends on fringe region 248.By selecting suitable ink as the second color photic zone 26, to reduce
Second color photic zone 26 can allow the visually observing less than the second color light transmission of user to the reflecting effect for coming from above environment light
The difference of light shield layer 24 between the two other than fringe region 248 and fringe region 248 that layer 26 is covered；That is, work as lower section light
Source light OL is not present, and only when keycap bright by top ambient lighting, user still only can observe the first hollowed out area 244 more
It is bright, and fringe region 248 and remaining light shield layer 24 are dark darker regions, it so still can clearly watch picking out first and engrave
Periphery representated by empty region 244.
Fig. 5, Fig. 6 and Fig. 7 are please referred to, Fig. 5 and Fig. 6 are respectively the transparent keycap 2 of the first preferred embodiment of the invention
The external view of one deformation.Fig. 7 is transparent keycap 2 in Fig. 6 along the cross section view of line B-B.As shown in Fig. 5, Fig. 6 and Fig. 7, into one
Step, the transparent keycap 2 of the first preferred embodiment of the invention also include third color photic zone 28.The covering of third color photic zone 28 the
On two hollowed out areas 246.Third color photic zone 28 is different from the second color photic zone 26.Light OL can pass through light transmission main body 20, first
Color photic zone 22, the second hollowed out area 246 and third color photic zone 28 cause the second hollowed out area 246 that third coloured light is presented
L3.Third coloured light L3 is different from the first coloured light L1.With the group of number mark identical as Fig. 2, Fig. 3 and Fig. 4 in Fig. 5, Fig. 6 and Fig. 7
Part has same or similar structure and function, does not repeat herein.
In an embodiment, third color photic zone 28 can be color depth between the first color photic zone 22 and light shield layer 24
Between ink layer, for example, shallow orange ink layer.
In Fig. 5, Fig. 6 and Fig. 7 institute demonstration example, light shield layer 24 also has fringe region 247, and fringe region 247 is around the
Two hollowed out areas 246.Third color photic zone 28 is other than being completely covered the second hollowed out area 246, and third color photic zone 28
It also extends on fringe region 247.Fig. 6 and transparent keycap shown in Fig. 72 also include transparent protective layer 27.Transparent protective layer 27
It is coated on light shield layer 24, the second color photic zone 26 and three color photic zones 28.
Fig. 8, Fig. 9 and Figure 10 are please referred to, the schemas such as this schematically depict the light transmission key of the second preferred embodiment of the invention
Cap 2.Fig. 8, Fig. 9 are schematically painted the transparent keycap 2 of the second preferred embodiment of the invention all with external view.Figure 10 is Fig. 9
Cross section view of the middle transparent keycap 2 along line C-C.The transparent keycap 2 of second preferred embodiment of the invention is suitable for illuminated keyboard
Key.
As shown in Fig. 8, Fig. 9 and Figure 10, similarly, the transparent keycap 2 of the second preferred embodiment of the invention includes light transmission
Main body 20, the first color photic zone 22, light shield layer 24 and the second color photic zone 26.Light transmission main body 20 has outer surface 202.First
Color photic zone 22 is coated on the outer surface 202 of light transmission main body 20.Light shield layer 24 is coated on the first color photic zone 22.Light shield layer
24 have lightproof area 242 and the first hollowed out area 244.Light shield layer 24 is run through in first hollowed out area 244, to expose part the
Photic zone 22 of the same colour.Second color photic zone, 26 system is covered on the first hollowed out area 244.
Different coating methods generate different final structures, as shown in Fig. 8, Fig. 9 and Figure 10, the second color photic zone 26 and first
There are spacing 249 between the periphery of hollowed out area 244.In a case, it is first coated with the unhardened ink of the second color photic zone 26
In in the first hollowed out area 244, and make between ink dispensing area and the periphery of the first hollowed out area 244 in the presence of about 0.03mm's
Spacing.During ink curing, flowing a little can be extended out because ink has mobility, therefore ink curing rear second formed
Color photic zone 26 is covered on the first hollowed out area 244, and the spacing 249 between the periphery of the first hollowed out area 244 contracts
As low as 0.01mm.When light OL is saturating across light transmission main body 20, the first color photic zone 22, the first hollowed out area 244 and the second color
When photosphere 26, the brightness of spacing 249 is higher than the brightness of the second color photic zone 26, whereby, promotes the first hollowed out area 244 and represents the
The identification degree of one pattern.
Figure 11, Figure 12 and Figure 13 are please referred to, Figure 11 and Figure 12 are respectively the light transmission key of the second preferred embodiment of the invention
The external view of one deformation of cap 2.Figure 13 is transparent keycap 2 in Figure 12 along the cross section view of line D-D.Such as Figure 11, Figure 12 and figure
Shown in 13, the transparent keycap 2 of the second preferred embodiment of the invention also includes third color photic zone 28.Third color photic zone 28 covers
On the second hollowed out area of lid 246.Third color photic zone 28 is different from the second color photic zone 26.In Figure 11, Figure 12 and Figure 13 have with
The component of the identical number mark of Fig. 8, Fig. 9 and Figure 10, has same or similar structure and function, does not repeat herein.
There are spacing 245 between third color photic zone 28 and the periphery of the second hollowed out area 246.The second color of similar coating is saturating
26 practice of photosphere is first coated with the unhardened ink of third color photic zone 28 in the second hollowed out area 246, and makes ink applying area
There is the spacing of about 0.03mm between 246 periphery of domain and the second hollowed out area.During ink curing, ink is made to extend out stream
It is dynamic, make ink curing rear the second color photic zone 28 formed, the spacing 245 between 246 periphery of the second hollowed out area reduces.Work as light
When line OL passes through light transmission main body 20, the first color photic zone 22, the second hollowed out area 246 and third color photic zone 28, spacing 245
Brightness be higher than the brightness of the second color photic zone 26 and promote the second hollowed out area 2464 whereby and represent the identification journey of the second pattern
Degree.Transparent keycap 2 shown in Figure 12 and Figure 13 also includes transparent protective layer 27.Transparent protective layer 27 is coated in light shield layer 24,
On two color photic zones 26 and three color photic zones 28.
Please refer to Figure 14 to Figure 21, be schematically painted with cross section view a preferred embodiment of the invention manufacture such as Fig. 2,
The method of transparent keycap 2 shown in Fig. 3, Fig. 4, Fig. 7, Fig. 8, Fig. 9, Figure 10 or Figure 13.
Firstly, step (a) as shown in figure 14: preparation light transmission main body 20, wherein light transmission main body 20 has outer surface 202.
Then, step (b) as shown in figure 15: the first color photic zone 22 is formed, to be coated in the appearance of light transmission main body 20
Face 202.First color photic zone 22 can be by the outer surface 202 of spraying processing procedure coating light transmission main body 20, but is not limited thereto.
Then, step (c) as shown in figure 16: light shield layer 24 is formed, with the first color of coating photic zone 22.Light shield layer 24 can
But to be not limited thereto by spraying the first color of processing procedure coating photic zone 22.
Then, step (d) as shown in figure 17: on light shield layer 24, the first hollowed out area 244 is formed, wherein first engraves
Empty region 244 runs through light shield layer 24, and the first color photic zone 22 of part is caused to be exposed in the first hollowed out area 244.Light shield layer
24 and have lightproof area 242.The formation of first hollowed out area 244 can be executed by laser engraving processing procedure, but not with
This is limited.
Referring again to Figure 17, further, the second hollowed out area 246 can be also formed on light shield layer 24.Second hollowed out area
246 run through light shield layer 24, and the first color photic zone 22 of part is caused to be exposed in the second hollowed out area 246, complete as schemed.Second
The formation of hollowed out area 246 can be executed by laser engraving processing procedure, but be not limited thereto.
Finally, step (e) as shown in figure 18: in forming the second color photic zone 26 on light shield layer 24, to be covered in first
Hollowed out area 244.Second color photic zone 26 can be covered on the first hollowed out area 244 by bat printing or screen printing processing, but
It is not limited thereto.
It is also illustrated in Figure 18, light shield layer 24 has fringe region 248, and fringe region 248 is around the first hollowed out area 244.
In the step of forming light shield layer 24, the second color photic zone 26 and extends on light shield layer 24 and cover fringe region 248, it is complete
At transparent keycap 2 as shown in Figure 2.That is, that is, 26 dispensing area horizontal direction size of the second color photic zone it is slightly super
First hollowed out area 244 out, dispensing area vertical direction height is also above light shield layer 24.
Different way, as shown in figure 19, between existing between the second color photic zone 26 and the periphery of the first hollowed out area 244
Away from 249, transparent keycap 2 as shown in Figure 8 is completed.
First color photic zone 22 can also be coated in light transmission main body 20 simultaneously with light shield layer 24 by mould external decoration technology.
First color photic zone 22 and light shield layer 24 are prepared into coating film 3 in advance, as shown in figure 22.Then, coating film 3 is covered on light transmission
On the outer surface 202 of main body 20, wherein coating film 3 is sequentially saturating comprising the first color from the outer surface 202 of neighbouring light transmission main body 20
Photosphere 22, light shield layer 24, release layer 32 and basal layer 30.Then；Coating film 3 is attached to the outer surface 202 of light transmission main body 20
On；And basal layer 30 is removed with release layer 32, is left the first color photic zone 22 with light shield layer 24 and is coated on light transmission main body 20
Outer surface 202 on.The implementation example of detailed mould external decoration processing procedure, can refer to CN104051170B patent, illustrates how to make
It is placed on single a fixing seat jig at multiple light transmission main bodys 20 of multiple keycaps of entire keyboard, is then placed into chamber
It is interior, so that coating film 3 is acted on by vacuum and/or hyperbar and then is attached on the outer surface 202 of multiple light transmission main bodys 20.
Further, the manufacturing method of the present invention is in forming third color photic zone 28 on light shield layer 24, to cover the second hollow out
Region 246.As shown in figure 20, similarly, third color photic zone 28 can other than the second hollowed out area 246 is completely covered, and
And extend on fringe region 247, complete transparent keycap 2 as shown in Figure 5.Different ways, third color as shown in figure 21 are saturating
There are spacing 245 between photosphere 28 and the periphery of the second hollowed out area 246, complete transparent keycap 2 as shown in figure 11.
After completing transparent keycap 2 as shown in figure 18, further, transparent protective layer 27 is formed with coating light shield layer 24, the
Two color photic zones 26 and the second hollowed out area 246, complete transparent keycap 2 as shown in Figure 3, Figure 4.It completes as shown in figure 19
After transparent keycap 2, further, transparent protective layer 27 is formed with coating light shield layer 24, the second color photic zone 26 and the second hollow out
Transparent keycap 2 as shown in Figure 9, Figure 10 is completed in region 246.After completing transparent keycap 2 as shown in figure 20, further, formed
Transparent protective layer 27 is completed as shown in Figure 6, Figure 7 with coating light shield layer 24, the second color photic zone 26 and third color photic zone 28
Transparent keycap 2.After completing transparent keycap 2 as shown in figure 21, further, transparent protective layer 27 is formed with coating light shield layer
24, the second color photic zone 26 and third color photic zone 28, complete transparent keycap 2 as shown in Figure 12 and Figure 13.Transparent protective layer
27 hardness is higher than the hardness of light shield layer 24, is worn to avoid light shield layer 24.
About the manufacture of transparent keycap 2 of the invention, semi-finished product as shown in figure 17 can be largely manufactured in advance, later again
Finished product is manufactured according to color specified by customer order.It is saturating so the second color of change can be adjusted according to customer order and dynamically
The color of photosphere 26, or even change the color of third color photic zone 28.
In conclusion the second color photic zone of transparent keycap of the invention is coated on light shield layer, can make of the invention saturating
The manufacturing process of light keycap more simplifies.And the present invention can largely manufacture semi-finished product in advance, later again according to customer order
Specified color and manufacture finished product, the manufacture of transparent keycap more elasticity, convenience can be made.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
Various corresponding changes and modifications, but these corresponding changes and modifications can be made according to the present invention by knowing those skilled in the art
All it should fall within the scope of protection of the appended claims of the present invention.
Claims (14)
1. a kind of transparent keycap, which is characterized in that the transparent keycap includes:
Light transmission main body, the light transmission main body have outer surface；
First color photic zone, the first color photic zone are coated on the outer surface；
Light shield layer, the light shield layer are coated on the first color photic zone, which has lightproof area and the first hollowed out area,
First hollowed out area exposes part the first color photic zone through the light shield layer；And
Second color photic zone, the second color photic zone are covered on first hollowed out area, and the second color photic zone part into
Enter in first hollowed out area, and the second color photic zone part is made to contact the first color photic zone；
Wherein, when light is travelled upwardly from below the transparent keycap, which can pass through the light transmission main body, the first color light transmission
Layer, the hollowed out area and the second color photic zone, so that the first coloured light is presented in first hollowed out area；
Wherein, which stops the light to pass through, and the region of the transparent keycap coating light shield layer is caused not shine.
2. a kind of transparent keycap, which is characterized in that the transparent keycap includes:
Light transmission main body, the light transmission main body have outer surface；
First color photic zone, the first color photic zone are coated on the outer surface；
Light shield layer, the light shield layer are coated on the first color photic zone, the light shield layer have lightproof area, the first hollowed out area with
The light shield layer is run through in second hollowed out area, first hollowed out area and second hollowed out area, to expose part first color
Photic zone；And
Second color photic zone, the second color photic zone are covered on first hollowed out area, and the second color photic zone part into
Enter in first hollowed out area, and the second color photic zone part is made to contact the first color photic zone；
Wherein, when light is travelled upwardly from below the transparent keycap, which can pass through the light transmission main body, the first color light transmission
Layer, first hollowed out area and the second color photic zone, so that the first coloured light is presented in first hollowed out area；
Wherein, which can pass through the light transmission main body, the first color photic zone and second hollowed out area, this is caused second to engrave
The second coloured light is presented in empty region, and second coloured light is different from first coloured light；
Wherein, which stops the light to pass through, and the lightproof area is caused not shine.
3. transparent keycap as claimed in claim 2, which is characterized in that the transparent keycap further include:
Transparent protective layer, the transparent protective layer are coated on the light shield layer, the second color photic zone and second hollowed out area,
The hardness of the transparent protective layer is higher than the hardness of the light shield layer.
4. transparent keycap as claimed in claim 2, which is characterized in that the transparent keycap further include:
Third color photic zone, the third color photic zone cover on second hollowed out area, the third color photic zone different from this second
Color photic zone, and the light can be saturating across the light transmission main body, the first color photic zone, second hollowed out area and the third color
Photosphere causes second hollowed out area that third coloured light is presented, and the third coloured light is different from first coloured light.
5. transparent keycap as claimed in claim 1 or 2, which is characterized in that the second color photic zone and first hollowed out area
Periphery between there are spacing.
6. transparent keycap as claimed in claim 1 or 2, which is characterized in that the light shield layer also has fringe region, the marginal zone
Domain also covers the fringe region around first hollowed out area, the second color photic zone, when the light is from below the transparent keycap
When travelling upwardly, which does not shine.
7. transparent keycap as claimed in claim 6, which is characterized in that environment light irradiates the transparent keycap from top, this second
Color photic zone is low to the reflectivity of the environment light, enables user's to visually observe the side covered less than the second color photic zone
The difference of the light shield layer between the two other than edge region and the fringe region.
8. a kind of manufacturing method of transparent keycap, which is characterized in that the manufacturing method comprises the steps of
(a) light transmission main body is prepared, wherein the light transmission main body has outer surface；
(b) the first color photic zone is formed with the coating outer surface；
(c) light shield layer is formed with coating the first color photic zone；
(d) on the light shield layer, form the first hollowed out area, which runs through the light shield layer, cause part this
Photic zone of the same colour is exposed in first hollowed out area；And
(e) the second color photic zone is formed to cover first hollowed out area, and the second color photic zone part enters this and first engraves
In empty region, and the second color photic zone part is made to contact the first color photic zone.
9. manufacturing method as claimed in claim 8, which is characterized in that the light shield layer also has fringe region, the fringe region
Around first hollowed out area, in step (e), which also extends on the light shield layer and covers the marginal zone
Domain.
10. manufacturing method as claimed in claim 8, which is characterized in that the second color photic zone and first hollowed out area
There are spacing between periphery.
11. manufacturing method as claimed in claim 8, which is characterized in that step (b) and step (c) are held by the following steps
Row:
The first color photic zone and the light shield layer are prepared into coating film；
Cover the coating film on that exterior, wherein the coating film sequentially includes the first color light transmission from the neighbouring outer surface
Layer, the light shield layer, release layer and basal layer；
The coating film is attached on that exterior；And
The basal layer and the release layer are removed, leaves the first color photic zone and the light shield layer coating on that exterior.
12. manufacturing method as claimed in claim 11, which is characterized in that the manufacturing method is also wrapped in step (d) with step (e)
Include the following steps:
In forming the second hollowed out area on the light shield layer, which runs through the light shield layer, causes part first color
Photic zone is exposed in second hollowed out area.
13. manufacturing method as claimed in claim 12, which is characterized in that the manufacturing method further includes the following steps:
Third color photic zone is formed, to be covered in second hollowed out area, the third color photic zone is different from the second color photic zone.
14. manufacturing method as claimed in claim 12, which is characterized in that the manufacturing method further includes the following steps:
Transparent protective layer is formed with the coating light shield layer, the second color photic zone and second hollowed out area, this is transparency protected
The hardness of layer is higher than the hardness of the light shield layer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016108381547 | 2016-09-21 | ||
| CN201610838154.7A CN106356228A (en) | 2016-09-21 | 2016-09-21 | Light-permeable keycap and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN107591272A CN107591272A (en) | 2018-01-16 |
| CN107591272B true CN107591272B (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610838154.7A Pending CN106356228A (en) | 2016-09-21 | 2016-09-21 | Light-permeable keycap and manufacturing method thereof |
| CN201710790444.3A Active CN107591272B (en) | 2016-09-21 | 2017-09-05 | Transparent keycap and its manufacturing method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610838154.7A Pending CN106356228A (en) | 2016-09-21 | 2016-09-21 | Light-permeable keycap and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110021490A (en) * | 2018-01-10 | 2019-07-16 | 世洋科技股份有限公司 | Cover type key board unit |
| CN110021491B (en) * | 2018-01-10 | 2021-12-10 | 世洋科技股份有限公司 | Method for manufacturing keycaps for overlay keyboard devices |
| CN108279785A (en) * | 2018-01-19 | 2018-07-13 | 东莞市德扬电子有限公司 | A kind of Multi-Function Keyboard |
| CN108428582B (en) * | 2018-02-14 | 2020-10-20 | 苏州达方电子有限公司 | Light-transmitting keycap, manufacturing method thereof and light-emitting key comprising light-transmitting keycap |
| TWI665702B (en) * | 2018-02-14 | 2019-07-11 | 達方電子股份有限公司 | Translucent keycap, method of fabricating the same and illuminated keyswitch including such translucnet keycap |
| CN109148197A (en) * | 2018-07-13 | 2019-01-04 | 大族激光科技产业集团股份有限公司 | A kind of processing method of light-penetration key |
| CN109786152B (en) * | 2019-03-01 | 2020-08-07 | 大明电子有限公司 | Method for manufacturing automobile mark display key cover |
| CN109786158A (en) * | 2019-04-02 | 2019-05-21 | 惠州市国成电子有限公司 | A kind of production method of the keycap applied on illuminated keyboard and the keycap |
| CN111613468B (en) * | 2020-06-22 | 2024-03-22 | 光宝科技（常州）有限公司 | Key cap, key cap manufacturing method and key |
| CN112708368A (en) * | 2020-12-24 | 2021-04-27 | 苏州恒吴汽车零部件科技有限公司 | TOM light-transmitting membrane and using method thereof |
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| CN204178988U (en) * | 2014-07-16 | 2015-02-25 | 群光电能科技股份有限公司 | The structure-improved of keyboard back light module |
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| WO2013171887A1 (en) * | 2012-05-17 | 2013-11-21 | オムロン株式会社 | Illuminated-type push-button switch and keyboard |
| CN102832070B (en) * | 2012-08-24 | 2016-06-01 | 张文嵛 | The key cap manufacturing process of illuminated keyboard and illuminated keyboard |
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| CN104576145A (en) * | 2013-10-28 | 2015-04-29 | 致伸科技股份有限公司 | Light-emitting keyboard device |
| CN104637716A (en) * | 2013-11-08 | 2015-05-20 | 深圳富泰宏精密工业有限公司 | Key manufacturing method and key manufactured by using method |
| CN204178988U (en) * | 2014-07-16 | 2015-02-25 | 群光电能科技股份有限公司 | The structure-improved of keyboard back light module |
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| CN106356228A (en) | 2017-01-25 |
| CN107591272A (en) | 2018-01-16 |
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