CN109801805A - Activity external member, key switch, keyboard and activity external member processing unit (plant) and processing method - Google Patents
Activity external member, key switch, keyboard and activity external member processing unit (plant) and processing method Download PDFInfo
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- CN109801805A CN109801805A CN201910181338.4A CN201910181338A CN109801805A CN 109801805 A CN109801805 A CN 109801805A CN 201910181338 A CN201910181338 A CN 201910181338A CN 109801805 A CN109801805 A CN 109801805A
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- external member
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- sleeve
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- 230000000694 effects Effects 0.000 title claims abstract description 92
- 238000003672 processing method Methods 0.000 title claims abstract description 7
- 229920001971 elastomer Polymers 0.000 claims description 22
- 239000000806 elastomer Substances 0.000 claims description 22
- 238000001746 injection moulding Methods 0.000 claims description 9
- 238000003491 array Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 230000008602 contraction Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000037081 physical activity Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The present invention provides a kind of movable mold group for key switch, including activity external member and sleeve, the activity external member includes sleeve and the contact body that is sheathed in the sleeve, and the sleeve includes the sliding slot and convex block set on inner surface, and the convex block is set in the sliding slot；The contact body includes side wall and hook, and the hook is set to the side-wall outer side surface, and the hook and the convex block respectively correspond setting, and the hook is contained in the sliding slot, and a side surface of the hook abuts setting with a side surface of the convex block.The present invention also provides a kind of using the key switch of the movable mold group, keyboard, activity external member processing unit (plant) and processing method simultaneously, and the key switching structure is simple, ease of assembly and improves reliability.
Description
Technical field
The present invention relates in a kind of key switch activity external member and its processing unit (plant) and processing method be particularly related to
A kind of key switch and keyboard using the activity external member.
Background technique
With the development of hyundai electronics science and technology, electronic product gradually gos deep into people's lives, each electronic product, such as electricity
Phone, mobile phone, laptop, remote controler etc. are with daily life.Key switch is main as above-mentioned electronic product
Input unit, role is particularly important.Key switch whether have preferable feel extreme influence electronic product
Experience effect.
A kind of structure of key switch is as shown in Figure 1, the key switch 40 includes upper cover 41, lower cover in the prior art
43, activity external member 45, compress body 47 and spring 49.
The upper cover 41 is matched with the lower cover 43 to be encircled into the accommodating space receiving movable sleeve part 45, compresses body 47 and bullet
Spring 49.
The activity external member 45 includes sleeve 451, and the activity external member 45 runs through the upper cover 41, and one end exposes described
Upper cover 41, the accommodating space that the other end is contained in the upper cover 41 and lower cover 43 surrounds.
Fig. 2 is please referred to, is the schematic perspective view of activity external member shown in Fig. 1.It is described that compress 47 one end activity of body embedding
Set is contained in the end of the sleeve 451, and the sleeve 451 is cooperated to surround closing accommodating space, and the spring 49 is contained in
In the closed accommodating space, and elasticity compresses and described compresses body 47.The end lateral wall for compressing body 47 and the set
The inner sidewall of cylinder 451 is movably fastened by boss 453, so that it is described while compress body 47 and be contained in 451 end of sleeve,
And it is described compress body 47 can the relatively described sleeve 451 it is up and down.
Referring to Fig. 3, providing upper mold 51, lower die 53 and pin mold 50, the pin when processing the boss 453
First diameter body 501, second diameter body 503 and third diameter body 505 of the mold 50 including the setting that successively connects.Wherein described
The outer diameter of two diameter bodies 503 is less than the outer diameter of the first diameter body 501 and the third diameter body 505, described
The correspondence of second diameter body 503 is abutted against with the boss 453, and the boss 453 extends from the side wall inner surfaces of the sleeve 451
It is formed.
When being molded completion, when needing to take out the first diameter body 501 from the sleeve 451, because described first
The outer diameter of diameter body 501 is greater than the central diameter size of the boss 453, so needing to provide strength could be by the edge
Needle mould tool 50 is extracted from the sleeve 451, and in this process, the first diameter body 501 can squeeze the boss 453, lead
Cause the change in size of the boss 453, in addition deformation cause it is bad.
In above-mentioned key switch 40, it is arranged described in boss 453 in the 451 inner wall side of sleeve and compresses the effectively receipts of body 47
It is dissolved in the sleeve 451.But it when processing the boss 453 of the sleeve 451, in order to accurately process the boss 453, needs
It is realized by way of strength draft, leads to the deformation or bad of activity external member 45.
Further, it induces bad using the key switch 40 of the activity external member 45.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of structures simple, ease of assembly, pressing precision height and service life
Long key switch and the key switch using the key switch.
A kind of movable mold group for key switch, including activity external member and contact body, the activity external member includes ontology
And the sleeve set on the body surface, the ontology include two through-holes set on its surface, the sleeve includes being set to inside
The sliding slot and convex block on surface, the sliding slot and the through-hole correspond, and the convex block is set to the sliding slot end；The abutting
Body activity is contained in the sleeve, and the contact body includes side wall and hook, and the hook is set to the side-wall outer side surface,
The hook cooperates the sliding slot to form the slide construction support contact body above and below in the activity external member along the vertical direction
Activity, and the hook limits the contact body relative to the mobile lower limit of the activity external member, the card with convex block cooperation
It hooks and the ontology is cooperated to limit the mobile upper limit of the contact body relative to activity external member.
In a kind of preferred embodiment of movable mold group provided by the invention, the activity external member further includes ontology and support
Frame, support frame as described above and the ontology are divided into the both side surface of the ontology, and are located at same axis, and the through-hole runs through institute
Ontology is stated, the through-hole and the sliding slot correspond, and the through-hole is exposed to outside support frame as described above.
In a kind of preferred embodiment of movable mold group provided by the invention, the convex block is higher than the sleeve inner surface
Or with the sleeve inner surface flush.
In a kind of preferred embodiment of movable mold group provided by the invention, the outer profile radial dimension of the hook is greater than
The inner surface profile radial dimension of the sleeve.
In a kind of preferred embodiment of movable mold group provided by the invention, the convex block include the inclined-plane that is oppositely arranged and
It faces directly, the hook includes facing directly of being oppositely arranged and inclined-plane, and facing directly for the convex block faces corresponding abutting directly with the hook
Setting.
In a kind of preferred embodiment of movable mold group provided by the invention, the movable mold group further includes the first elasticity
Body, first elastomer are located between the activity external member and the contact body.
A kind of key switch, shell, movable mold group, the second elastomer and switching layer including tool opening accommodating space, institute
Movable mold group is stated through the opening and is contained in the accommodating space, second elastomer is located in the shell in institute
It states between movable mold group, the movable mold group includes activity external member and contact body, and the activity external member includes ontology and is set to institute
The sleeve of one side surface of ontology is stated, the ontology includes two through-holes set on its surface, and the sleeve includes being set to inner surface
Sliding slot and convex block, the sliding slot and the through-hole correspond, and the convex block is set to the sliding slot end；The contact body is living
Dynamic to be contained in the sleeve, the contact body includes side wall and hook, and the hook is set to the side-wall outer side surface, described
Hook cooperates the sliding slot to form slide construction to support the contact body in up and down along the vertical direction in the activity external member,
And the hook limits the contact body relative to the mobile lower limit of the activity external member, the hook cooperation with convex block cooperation
The ontology limits the mobile upper limit of the contact body relative to activity external member.
A kind of activity external member processing unit (plant), the activity external member include ontology, support frame, side wall and sleeve, the processing
Device include upper mold, with the upper mold with being encircled into the lower die to form the side wall accommodating space, sliding slot mold and convex block mold,
The sliding slot mold is contained in first cavity, and the sliding slot mold cooperates the upper mold to surround the receiving of ontology, support frame
Space, the convex block mold are sheathed on the lower die, and cooperate the lower die and the corresponding receipts for surrounding convex block of the sliding slot mold
Hold space.
A kind of processing method of activity external member, the activity external member include ontology, support frame, side wall and sleeve, it is described plus
Work method includes the following steps:
Upper die and lower die, sliding slot mold and convex block mold are provided；
Injection molding, the sliding slot mold and the upper mold match the receiving sky for being encircled into the ontology and support frame as described above
Between, support frame as described above is set to the ontology side, and the ontology includes two through-holes, the sliding slot mold and the convex block mold and
The lower die matches the accommodating space for being encircled into the sleeve and the boss, and the sleeve is set to another side surface of the ontology,
The convex block is formed in the sleeve inner surface；
Demoulding: the sliding slot mold is extracted out from the upper mold side, forms the through-hole, Yu Suoshu sleeve on Yu Suoshu ontology
Inner surface forms sliding slot, extracts the convex block mold out from the lower die side, is correspondingly formed the convex block；
The activity external member is obtained, the ontology of the activity external member has through-hole, and the sleeve inner surface is provided with cunning
Slot and convex block, the convex block are located at the sliding slot end.
Compared to the prior art, in key switch of the invention, using between the activity external member and the contact body
Convex block and hook mutual cooperation it is fixed assemble, simplify structure, ease of assembly.The sliding slot accommodates the hook, guarantees institute
It states contact body eye direction initialization in the sleeve to slide, from rotation, improves production reliability.When the processing activity external member
When, increase setting sliding slot mold and convex block mold, cooperates the upper die and lower die that the activity with sliding slot and convex block is collectively formed
External member, in the activity external member ontology be arranged through-hole, facilitate the demoulding of sliding slot mold, facilitate processing and it is high-efficient.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is a kind of side sectional view of key switch of the prior art；
Fig. 2 is the activity external member stereoscopic schematic diagram of key switch shown in Fig. 1；
Fig. 3 is the organigram of the processing mold of activity external member shown in Fig. 2；
Fig. 4 is a kind of key switch three-dimensional assembling schematic diagram of the present invention；
Fig. 5 is the perspective exploded view of key switch shown in Fig. 4；
Fig. 6 is the cross-sectional view of key switch shown in Fig. 4；
Fig. 7 is the perspective exploded view of movable mold group shown in Fig. 5；
Fig. 8 is the side sectional view of movable mold group described in Fig. 7；
Fig. 9 is the stereoscopic schematic diagram of activity external member shown in Fig. 7；
Another angle schematic diagram of activity external member shown in Figure 10 Fig. 9；
Figure 11 is side sectional view shown in Figure 10 and regional area enlarged diagram；
Figure 12 is the schematic perspective view of contact body shown in Fig. 7；
Figure 13 is the partial enlargement diagram of contact body shown in Figure 12；
Figure 14 a and 14b are the assembling structure partial schematic diagrams of activity external member and contact body assembling；
Figure 15 a is a kind of processing unit (plant) side schematic view of activity external member of the present invention；
Figure 15 b is the processing structural texture schematic diagram of Figure 15 a injection molding activity external member；And
Figure 16 is the three-dimensional assembling structure schematic diagram using the keyboard of key switch shown in Fig. 4.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiments are merely a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 4, Fig. 5 and Fig. 6, wherein Fig. 3 is a kind of key switch three-dimensional assembling schematic diagram of the present invention, Fig. 5
It is the perspective exploded view of key switch shown in Fig. 4, Fig. 6 is the cross-sectional view of key switch shown in Fig. 4.The key switch 10
It is the switch conversion element that a realization physical depression input signal is converted to electrical input signal.When user applies certain external force
When the key switch 10, the corresponding trigger switch layer 60 of the key switch 10 is connected the key switch 10, opens defeated
Enter signal；When user cancels the external force for pressing the key switch 10, then the key switch 10 is closed, the switching layer 60
It is corresponding to stop generating input signal.
The key switch 10 includes shell 11, movable mold group 20 and the second elastomer 19.The shell 11 surrounds receiving
Space accommodates the movable mold group 20 and the second elastomer 19 in the inner.Wherein the movable mold group 20 is in second elastomer
It, being capable of the round-trip activity in setting stroke of relatively described about 11 shell under the action of 19.
The shell 11 includes upper cover 111 and lower cover 113.The upper cover 111 includes the opening 112 positioned at center.
The lower cover 113 includes lead pipe 114, and the lead pipe 114 is set to the center of the lower cover 113.The upper cover 111 with
The lower cover 113 is fitted together by being set to the snap-in structure of side wall, and surrounds ostiolate accommodating space.The opening
112 is corresponding in vertical direction with the center of the lead pipe 114.The movable mold group 20 is corresponding to be contained in the receiving sky
Between, second elastomer 19 is located between the movable mold group 20 and the lower cover 113, and flexibly supports the movable mold
Group 20.
As the further improvement of above embodiment, the shell 11 is not limited to using upper cover 111 and 113 phase of lower cover
The mode mutually assembled is formed, and can also be single component, it may be assumed that the upper cover 111 and 113 integral structure of lower cover.
Fig. 7 and Fig. 8 is please referred to, wherein Fig. 7 is the perspective exploded view of movable mold group shown in Fig. 5, and Fig. 8 is Fig. 7
The three-dimensional cutaway view of the movable mold group.The relatively described shell 11 of the movable mold group 20 pumps.The movable mold
Group 20 includes activity external member 23, contact body 25 and the first elastomer 27.The activity external member 23 is described through the opening 112
25 one end of contact body corresponds to activity and is contained in the lead pipe 114 of the lower cover 113, and second elastomer 19 is located in described
Between activity external member 23 and the lower cover 113, meanwhile, second elastomer 19 is sheathed on the contact body 25 and the lead
The outside of pipe 114.
The activity external member 23 is nested with the contact body 25 to be combined, one end activity receiving of the contact body 25
In in the activity external member 23, the other end of the contact body 25 is movably set in the lead pipe 114 of the lower cover 113.Institute
It states the compression of the first elastomer 27 to be contained between the contact body 25 and the activity external member 23, first elastomer 27 is in
Compressive state or free state, when 23 downlink of activity external member compresses first elastomer 27, the elastic force of generation
Compress one end of the contact body 25.
Certainly, first elastomer 27 is not necessarily in compressive state, can also be in free state.
Fig. 9, Figure 10 and Figure 11 are please referred to, wherein Fig. 9 is the stereoscopic schematic diagram of activity external member shown in Fig. 7, shown in Figure 10 Fig. 9
Another angle schematic diagram of activity external member, Figure 11 are the regional area enlarged diagrams of cross-sectional view shown in Figure 10.The movable sleeve
Part 23 includes support frame 231, ontology 233, side wall 235 and sleeve 237.Support frame as described above 231 is opposite with the sleeve 237 to be set to
Two opposite sides of the ontology 233, and support frame as described above 231 and the sleeve 237 are located in same in the projection of vertical direction
Mandrel to, respectively with it is described opening 112 and the lead pipe 114 it is corresponding.
Support frame as described above 231 is set to 233 side of ontology, and extends to form from a side surface of the ontology 233, institute
State support frame 231 and 233 integral structure of ontology.
The whole ontology 233 is in rectangular plate structure, including two through-holes 2330, and the through-hole 2330 runs through the ontology
233, while its opening for being located at 231 side of support frame as described above is exposed to exterior space, that is to say, that the through-hole 2330 not by
Support frame as described above 231 blocks.
The side wall 235 is arranged perpendicular to the ontology 233, and particular number is two side walls, and two side wall 235 is opposite
Parallel interval is set to two opposite sides of the ontology 233, and surrounds support frame as described above 231 and the sleeve 237.The side wall
235 with 233 integral structure of ontology.The correspondence of side wall 235 is contained at the opening 112 of the upper cover 111, external edge
Edge slides setting close to the inside edge of the opening 112.
The sleeve 237 is a hollow cylinder structure, and one end is fixed to the separate support frame as described above of the ontology 233
231 side surfaces, other end suspension.The inside sidewalls surface of the sleeve 237 is provided with sliding slot 2371, convex block 2373 and is set to remote
Contraction notch 2375 from 133 end of ontology.
The through-hole 2330 of the sliding slot 2371 from the ontology 233 is directed away from 233 side of ontology and extends.The sliding slot
2371 starting point extends to the convex block 2373 since the opening of the through-hole 2330.In the present embodiment, the cunning
The quantity of slot 2371 is two, and in the specific implementation process, the quantity of the sliding slot 2371 is not limited to two, be can also be
Multiple, the uniform or uneven dispersion that is parallel to each other is set to the inner surface of the sleeve 237.
The convex block 2373 closes on the suspension end setting of the sleeve 237, extends from the inner surface of the sleeve 237
It is formed, forms the terminal that the sliding slot 2371 extends, and the outer surface of the convex block 2373 protrudes the interior of the sleeve 237
Side surface.
Certainly, the convex block 2373 can also be the radially inner surface flush with the sleeve 237.
The contraction notch 2375 is formed at opening of the sleeve 237 far from 233 end of ontology, uniformly divides
It dissipates on the side wall 235.In the present embodiment, the quantity for shrinking notch 2375 is multiple, along the circumferential direction equal
Even distribution.When the presence for shrinking notch 2375 makes the sleeve 237 receive propagation pressure, expansion can generated to a certain degree
The radial dimension of deformation of internal diameter is opened up, contact body 25 is facilitated smoothly to be assembled in the sleeve 237.
Figure 12 and Figure 13 is please referred to, wherein Figure 12 is the schematic perspective view of contact body shown in Fig. 7, and Figure 13 is Figure 12 institute
Show the partial enlargement diagram of contact body.
The whole contact body 25 is in hollow cylindrical open at one end, including side wall 251, bottom wall 253 and hook 257.
251 ring of side wall, which is set, surrounds open column shape, and the hook 257 is set to the outer surface of the side wall 251, the bottom wall 253
Set on cylindrical structure one end that the side wall 251 surrounds, another end opening of the cylindrical structure is arranged, in this way, the side wall
The 251 cooperation bottom walls 253 surround hollow cylinder structure open at one end.Outside table of the hook 257 from the side wall 251
For face diameter to extending to form, the hook 257 is corresponding with the sliding slot 2371.The lateral profile radial dimension of the hook 257
Slightly larger than the internal diameter of the sleeve 237, while the radial outer diameter of the hook 257 is less than circle where the sliding slot 2371
Radial dimension.
First elastomer 27 is a spring, and first elastomer is contained in the contact body 25 and the movable sleeve
Between part 23.
It please recombine refering to Fig. 7 and Fig. 8, when assembling the movable mold group 20 comprising following steps:
Step S01 provides activity external member 23, and the activity external member 23 includes sleeve 237, and the sleeve 237 includes sliding slot
2371, convex block 2373 and contraction notch 2375.
Step S02, provides the first elastomer 27, and first elastomer 27 is contained in the sleeve 237；
Step S03 provides contact body 25, and one end of the contact body 25 corresponds to the end for being pressed into the sleeve 237, together
Under the premise of the side wall that Shi Suoshu contact body 25 squeezes the sleeve 237 makes the contraction notch 2375 existing, it is straight to expand it
The end of the contact body 25 is smoothly pressed into the sleeve 237 by diameter by external force.
When the contact body 25 is contained in the sleeve 237, the hook 257 is contained in the sliding slot 2371,
When the contact body 25 is slided up and down along the sliding slot 2371, until it abuts the convex block 2373,25 phase of contact body
Range is slid into the sleeve 237.
For convenience of the assembling of the contact body 25 and the activity external member 23,257 groups of the convex block 2373 and the hook
The assembling structure of dress is as shown in Figure 14 a, 14b.When the contact body 25 is corresponding is contained in the sleeve 237, the convex block
2373 both sides of the face are respectively set to face directly 2372 and inclined-plane 2374, and the hook 257 is likewise provided as facing directly 2572 and tiltedly
Face 2574.When the contact body 25 is installed into the sleeve 237, the inclined-plane 2574 of the hook 257 and the convex block 2373
Inclined-plane 2374 it is opposite slide, guide the contact body 25 and facilitate and slide into the sleeve 237；When the end of the contact body 25
After being contained in the sleeve 237, facing directly for the hook 257 2572 faces 2372 corresponding abuttings cards directly with the convex block 2373
It closes, effectively fixes the contact body 25 on the sleeve 237, realize between the contact body 25 and the activity external member 23
Opposite Moveable assembled.
In the present embodiment, 2330 quantity of through-hole of 233 end of the ontology setting of the activity external member 23 is not limited to
Two, it can also be and be set as multiple, and the through-hole 2330 is not blocked by support frame as described above 231.
Corresponding, the quantity of the sliding slot 2371 of 237 inner surface of sleeve and the through-hole 2330 correspond, described
The end of sliding slot 2371 is mutually communicated with the through-hole 2330.
Further, the quantity of the convex block 2373 and the sliding slot 2371 correspond, and the convex block 2373 is set to institute
The other end of sliding slot 2371 is stated, to stop the separation of the contact body 25 and the activity external member 23.
Furthermore because of the contact body 25 and the phase interworking that the activity external member 23 is by convex block 2373 and hook 257
It closes and realizes to contact body 25 in the range limitation slided in the sliding slot 2371, so the hook 257 and the convex block
2373 correspond respectively.
In this way, when the contact body 25 is contained in the activity external member 23, on vertical direction, 25 edge of contact body
237 extending direction of sleeve slides up and down, and range is between the ontology 233 between the convex block 2373；In section
On direction, the correspondence of hook 257 of the contact body 25 is contained in the sliding slot 2371, avoids the contact body 25 in the set
Rotation in cylinder 237, so that the contact body 25 is reduced from shaking bring product reliability.On the other hand, the hook 257
Combined with the convex block 2373, ease of assembly, single element it is easy to process.
Compared to the prior art, in this key switch 10, the mode that setting convex block 2373 and hook 257 cooperate will be described
Contact body 25 is fitted together with activity external member 23, ease of assembly, improves production reliability.
Figure 15 is please referred to, is the mold processed to the activity external member 23 and processing construction side schematic view.When need
When processing the activity external member 23, injection molding process is used to be process.The processing grinding tool 30 include upper mold 31, under
Mould 33, sliding slot mold 35 and convex block mold 37.The upper mold 31 cooperates the lower die to surround the first cavity 32, first cavity
32 are correspondingly formed the support frame 233, side wall 235 and sleeve 237 of the activity external member 23.
The sliding slot mold 35 is two whole pins in elongate shape, and the pin is nested in first cavity 32,
Through 233 position of ontology, Yu Suoshu ontology 233 closes on 231 side of support frame and forms through-hole 2330.The sliding slot mold
35 match the side wall that the sleeve 235 is formed after the cavity injection molding that is encircled into lower die 33.35 institute of sliding slot mold is in place
The inner surface for being placed in the sleeve 237 forms sliding slot 2371.
The convex block mold 37 is whole cylindrical structure, runs through the lower die 33, Yu Suoshu lower die 33 with it is described
Cavity between convex block mold 37 is molded to form the convex block 2373.
After injection molding, the sliding slot mold 35 is extracted out from the through-hole 2330 of the activity external member 23, obtains the cunning
Slot 2371.
Meanwhile the convex block mold 37 is extracted out from 237 extending direction of sleeve, obtains the circle that inner surface forms convex block
Cylindrical sleeve 237.
So far, the activity external member 23 is formed.
In the processing mold of above-mentioned activity external member 23, increase setting sliding slot mold 35 and convex block mold 37, by described
Sliding slot mold 35, the convex block mold 37 cooperate the upper mold 31 and lower die 33 to surround cavity jointly, are covered after injection molding
The inner surface of cylinder 237 has the moulding of sliding slot 2371 and convex block 2373, wherein the convex block 2373 is located at the sliding slot
2371 end, while the sliding slot 2371 is mutually communicated with the through-hole 2330.
In this embodiment, after the completion of injection molding, in demoulding step, the through-hole 2330 is corresponding to accommodate the sliding slot mould
Tool 35, the sliding slot mold 35 is extracted out from the through-hole 2330.It is set that is, increasing on the ontology 233 of activity external member 23
The through-hole 2330 is set, the sliding slot mold 35 is facilitated to demould.Increase setting convex block mold 37 and cooperates the lower die 33 and described
Sliding slot mold 35 directly forms convex block 2373, the convex block 2373 to engage with 257 corresponding matching of hook of the contact body 25,
Realize the pivot bush unit of the activity external member 23 and the contact body 25.
When processing the activity external member 23 using the injection mold 30 comprising following steps:
Step S01 provides upper mold 31, lower die 33, sliding slot mold 35 and convex block mold 37；
Wherein the upper mold 31 cooperates lower die 33 to surround the first cavity 32, the sliding slot mold 35 and the convex block mold 37
It is contained in first cavity 32, and the sliding slot mold 35 and the upper mold 31 are with being encircled into ontology 233 and support frame as described above
231 accommodating space, the sliding slot mold 35 and the convex block mold 37 and the lower die 33 be encircled into the sleeve 237 and
The accommodating space of the convex block 2373.
Step S02, injection molding；
The cavity 32 is filled by Shooting Technique.
Step S03, demoulding.
Wherein the sliding slot mold 35 is extracted out from 31 side of upper mold, and the convex block mold 37 is taken out from 33 side of lower die
Out, corresponding, 35 position of sliding slot mold is correspondingly formed the sliding slot 2371 and the through-hole 2330.
So far, the activity external member 23 with through-hole 2330 and sliding slot 2371, convex block 2373 is obtained.
Compared to the prior art, sliding slot mold 35 is provided and convex block mold 27 cooperates upper mold 31 and lower die 33 to obtain tool through-hole
2330 and sliding slot 2371, convex block 2373 sliding suite, be processed and formed at one time, convenient and efficient, simultaneous processing obtain movable sleeve
Part 23 is easily installed the contact body 25, flat up and down in vertical direction after the contact body 25 is sheathed on the activity external member 23
Sliding improves product reliability from rotational wobble.
As a kind of application of key switch of the present invention, the present invention discloses a kind of keyboard 70, the three-dimensional knot of the keyboard 70
Structure is as shown in figure 15.The keyboard 70 includes the key switch 10 of multiple arrays setting, and the key switch 10 is as shown in Figure 4
Key switch, the multiple 10 city array of key switch are arranged to form switch arrays, and user applies according to needs, correspondence is actually entered
Add physical pressure to corresponding key switch 10, drives corresponding key switch 10 to be connected, realize selectivity input.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of movable mold group for key switch, which is characterized in that the movable mold group includes:
Activity external member, comprising:
Ontology, two through-holes including being set to its surface；
Sleeve set on one side surface of ontology, the sleeve include the sliding slot and convex block set on inner surface, the sliding slot
It is corresponded with the through-hole, the convex block is set to the sliding slot end；
Activity is contained in the contact body in the sleeve, comprising:
Side wall；And
Hook, the hook are set to the side-wall outer side surface, it is characterised in that: the hook cooperates the sliding slot to form sliding
Contact body described in structural support is in up and down along the vertical direction in the activity external member, and the hook and the convex block cooperate
The contact body is limited relative to the mobile lower limit of the activity external member, the hook cooperates the ontology to limit the contact body phase
To the mobile upper limit of activity external member.
2. movable mold group according to claim 1, which is characterized in that the activity external member further includes ontology and support frame,
Support frame as described above and the ontology are divided into the both side surface of the ontology, and are located at same axis, and the through-hole is through described
Ontology, the through-hole and the sliding slot correspond, and the through-hole is exposed to outside support frame as described above.
3. movable mold group according to claim 1, which is characterized in that the convex block be higher than the sleeve inner surface or
With the sleeve inner surface flush.
4. movable mold group according to claim 3, which is characterized in that the outer profile radial dimension of the hook is greater than described
The inner surface profile radial dimension of sleeve.
5. movable mold group according to claim 1, which is characterized in that the convex block includes the inclined-plane that is oppositely arranged and straight
Face, the hook include facing directly of being oppositely arranged and inclined-plane, and facing directly for the convex block is set with the corresponding abutting of facing directly of the hook
It sets.
6. movable mold group according to claim 1, which is characterized in that the movable mold group further includes the first elastomer, institute
The first elastomer is stated to be located between the activity external member and the contact body.
7. a kind of key switch, shell, movable mold group, the second elastomer and switching layer including tool opening accommodating space are special
Sign is that the movable mold group is through the opening and is contained in the accommodating space, and second elastomer is located in institute
Shell is stated between the movable mold group, the movable mold group be such as any one movable mold group in claim 1 to 6, it is described
Contact body selectively abuts the switching layer.
8. a kind of activity external member processing unit (plant), the activity external member includes ontology, support frame, side wall and sleeve, the processing dress
It sets and includes:
Upper mold；
Match with the upper mold and is encircled into the lower die to form the side wall accommodating space；
Sliding slot mold, is contained in first cavity, and the sliding slot mold cooperates the upper mold to surround the receiving of ontology, support frame
Space；
Convex block mold, the convex block mold are sheathed on the lower die, and the lower die and sliding slot mold correspondence is cooperated to surround
The accommodating space of convex block.
9. a kind of processing method of activity external member, the activity external member includes ontology, support frame, side wall and sleeve, the processing
Method includes the following steps:
Upper die and lower die, sliding slot mold and convex block mold are provided；
Injection molding, the sliding slot mold and the upper mold match the accommodating space for being encircled into the ontology and support frame as described above, institute
Support frame is stated set on the ontology side, the ontology includes two through-holes, the sliding slot mold and the convex block mold and described
Lower die matches the accommodating space for being encircled into the sleeve and the boss, and the sleeve is set to another side surface of the ontology, described
Convex block is formed in the sleeve inner surface；
Demoulding: extracting the sliding slot mold out from the upper mold side, and the through-hole, Yu Suoshu sleeve inside are formed on Yu Suoshu ontology
Surface forms sliding slot, extracts the convex block mold out from the lower die side, is correspondingly formed the convex block；
Obtain the activity external member, the ontology of the activity external member has a through-hole, the sleeve inner surface be provided with sliding slot and
Convex block, the convex block are located at the sliding slot end.
10. a kind of keyboard, the key switch including the setting of multiple arrays, which is characterized in that the key switch is claim 7
The key switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181338.4A CN109801805A (en) | 2019-03-11 | 2019-03-11 | Activity external member, key switch, keyboard and activity external member processing unit (plant) and processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181338.4A CN109801805A (en) | 2019-03-11 | 2019-03-11 | Activity external member, key switch, keyboard and activity external member processing unit (plant) and processing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109801805A true CN109801805A (en) | 2019-05-24 |
Family
ID=66562668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910181338.4A Pending CN109801805A (en) | 2019-03-11 | 2019-03-11 | Activity external member, key switch, keyboard and activity external member processing unit (plant) and processing method |
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| Country | Link |
|---|---|
| CN (1) | CN109801805A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1399975A (en) * | 1972-07-10 | 1975-07-02 | Allen Bradley Co | Electrical switches |
| US5430267A (en) * | 1992-12-02 | 1995-07-04 | Smk Corporation | Keyboard switch |
| CN204927131U (en) * | 2015-07-06 | 2015-12-30 | 张文嵛 | Key switch, Press unit and keyboard |
| WO2017219383A1 (en) * | 2016-06-24 | 2017-12-28 | 深圳市煌兆铭科技有限公司 | Photoelectric keyboard switch and mechanical keyboard |
| WO2018059600A1 (en) * | 2016-09-30 | 2018-04-05 | 陈�峰 | Key switch device for improving key drawing force |
| CN109036918A (en) * | 2018-01-05 | 2018-12-18 | 苏州达方电子有限公司 | Photoswitch key |
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2019
- 2019-03-11 CN CN201910181338.4A patent/CN109801805A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1399975A (en) * | 1972-07-10 | 1975-07-02 | Allen Bradley Co | Electrical switches |
| US5430267A (en) * | 1992-12-02 | 1995-07-04 | Smk Corporation | Keyboard switch |
| CN204927131U (en) * | 2015-07-06 | 2015-12-30 | 张文嵛 | Key switch, Press unit and keyboard |
| WO2017219383A1 (en) * | 2016-06-24 | 2017-12-28 | 深圳市煌兆铭科技有限公司 | Photoelectric keyboard switch and mechanical keyboard |
| WO2018059600A1 (en) * | 2016-09-30 | 2018-04-05 | 陈�峰 | Key switch device for improving key drawing force |
| CN109036918A (en) * | 2018-01-05 | 2018-12-18 | 苏州达方电子有限公司 | Photoswitch key |
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