CN213198585U - Key cap and bottom plate common mode injection mold - Google Patents
Key cap and bottom plate common mode injection mold Download PDFInfo
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- CN213198585U CN213198585U CN202021203810.4U CN202021203810U CN213198585U CN 213198585 U CN213198585 U CN 213198585U CN 202021203810 U CN202021203810 U CN 202021203810U CN 213198585 U CN213198585 U CN 213198585U
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- key cap
- bottom plate
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- base plate
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Abstract
The utility model discloses a key cap and bottom plate common mode injection mold, include: the key cap upper mold core, the bottom plate upper mold core, the key cap lower mold core, the bottom plate lower mold core and the ejection assembly are arranged on the upper mold base; the upper die blank is used for being installed on one side of the injection molding machine, which is provided with an injection nozzle, the lower die blank is used for being installed on the other side of the injection molding machine, the keycap upper die core and the bottom plate upper die core are arranged on the upper die blank, and the keycap lower die core and the bottom plate lower die core are arranged on the lower die blank; mold core on the key cap with mold core includes under the key cap: the keyboard comprises a plurality of keycap forming parts for forming keycaps and connecting bone forming parts arranged between the adjacent keycap forming parts, wherein the position arrangement of the keycap forming parts is consistent with the layout of a keyboard assembled by the keycaps; the ejection assembly is used for enabling the injection-molded keycap and the base plate to be separated from the mold.
Description
Technical Field
The utility model relates to a keyboard field of moulding plastics especially relates to a key cap and bottom plate common mode injection mold.
Background
Notebook keyboard or bluetooth keyboard contain key cap, scissors foot, bottom plate and the elastic component that resets (silica gel grain or spring), because product part structure difference, in the prior art, adopt two sets of different moulds to mould plastics key cap, punching press bottom plate respectively.
A set of keyboard usually comprises 87 or 108 keycaps, manufacturers in the prior art adopt discrete keycaps and metal baseplates, and the conventional keycaps in the discrete form are required to be manually assembled, so that the process is multiple, the quality is difficult to ensure, and the yield is low; conventional metal backplanes are relatively heavy, so the cost of a keyboard assembled using conventional discrete key caps and metal backplanes is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned not enough of prior art, provide a key cap and bottom plate common mode injection mold.
A key cap and bottom plate common mode injection mold includes: the key cap upper mold core, the bottom plate upper mold core, the key cap lower mold core, the bottom plate lower mold core and the ejection assembly are arranged on the upper mold base; the upper die blank is used for being installed on one side of the injection molding machine, which is provided with an injection nozzle, the lower die blank is used for being installed on the other side of the injection molding machine, the keycap upper die core and the bottom plate upper die core are arranged on the upper die blank, and the keycap lower die core and the bottom plate lower die core are arranged on the lower die blank; mold core on the key cap with mold core includes under the key cap: the keyboard comprises a plurality of keycap forming parts for forming keycaps and connecting bone forming parts arranged between the adjacent keycap forming parts, wherein the position arrangement of the keycap forming parts is consistent with the layout of a keyboard assembled by the keycaps; the ejection assembly is used for enabling the injection-molded keycap and the base plate to be separated from the mold.
Preferably, the ejection assembly comprises a key cap ejection unit matched with the key cap forming part, and the key cap ejection unit comprises a vertical key cap thimble and an inclined key cap thimble.
Preferably, the ejection assembly comprises a base plate ejection unit, and the base plate ejection unit comprises a vertical base plate thimble and/or an inclined base plate thimble.
Preferably, one end of the inclined key cap thimble used for ejecting the key cap is provided with a key cap buckle type convex forming part.
Preferably, any one of the key cap forming parts is provided with at least four inclined key cap ejector pins.
Preferably, the key cap buckle type convex forming part arranged on part of the inclined key cap thimble is matched with the key cap buckle arranged on the key cap, the key cap buckle type convex forming part arranged on part of the inclined key cap thimble is matched with the key cap clamping groove, and the key cap buckle and the key cap clamping groove are used for connecting scissors feet.
Preferably, the end of the inclined bottom plate thimble used for ejecting the bottom plate is provided with a bottom plate buckle type protrusion forming part, part of the inclined bottom plate thimble is provided with the bottom plate buckle type protrusion forming part matched with the bottom plate buckle arranged on the bottom plate, part of the inclined bottom plate thimble is provided with the bottom plate buckle type protrusion forming part matched with the bottom plate clamping groove, and the bottom plate buckle and the bottom plate clamping groove are used for connecting the scissor feet.
Preferably, the hot runner system is arranged on the upper mold blank and the key cap upper mold core/bottom plate upper mold core.
The beneficial effects of the utility model are that, a key cap and bottom plate common mode injection mold is provided, include: the key cap upper mold core, the bottom plate upper mold core, the key cap lower mold core, the bottom plate lower mold core and the ejection assembly are arranged on the upper mold base; the upper die blank is used for being installed on a fixed die plate on one side of the injection molding machine, which is provided with an injection nozzle, the lower die blank is used for being installed on a movable die plate on the other side of the injection molding machine, the key cap upper die core and the bottom plate upper die core are arranged on the upper die blank, and the key cap lower die core and the bottom plate lower die core are arranged on the lower die blank; mold core on the key cap with mold core includes under the key cap: the key cap forming part comprises a plurality of key cap forming parts for forming key caps and connecting bone forming parts arranged between the adjacent key cap forming parts, and the arrangement of the key cap forming parts is consistent with the layout of a keyboard assembled by the key caps; the ejection assembly is used for enabling the injection-molded keycap and the base plate to be separated from the mold. The keycap and the bottom plate can be simultaneously formed by using the keycap and bottom plate common mode injection mold, and the formed keycaps are connected through the keycap connecting parts, so that the arrangement of the formed keycaps is kept consistent with the layout of a keyboard assembled by the keycaps.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic view of the mold blank according to embodiment 1 of the present invention.
Fig. 3 is a schematic view of a lower mold blank according to embodiment 1 of the present invention.
Fig. 4 is the utility model discloses embodiment 1 key cap ejecting unit sketch map.
Fig. 5 is a partially enlarged schematic view of an exploded view of a key cap ejection unit according to embodiment 1 of the present invention.
Fig. 6 is a schematic view of a bottom plate ejection unit in embodiment 1 of the present invention.
Fig. 7 is a partially enlarged schematic view of an exploded view of the bottom plate ejection unit in embodiment 1 of the present invention.
Description of the reference numerals
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through the communication between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
Referring to fig. 1 to 7, a key cap and base plate common mode injection mold includes:
the key cap mold comprises an upper mold blank 10, a lower mold blank 20, a key cap upper mold core 101, a bottom plate upper mold core 102, a key cap lower mold core 201, a bottom plate lower mold core 202 and an ejection assembly;
the upper mold blank 10 is used for being mounted on a fixed template on one side of the injection molding machine, which is provided with an injection nozzle, the lower mold blank is used for being mounted on a movable template on the other side of the injection molding machine, the keycap upper mold core 101 and the bottom plate upper mold core 102 are arranged on the upper mold blank 10, and the keycap lower mold core 201 and the bottom plate lower mold core 202 are arranged on the lower mold blank;
the ejection assembly is used for enabling the injection-molded keycap and the base plate to be separated from the mold.
Conventional scheme production keyboard, the key cap is scattered, the later stage assembly is loaded down with trivial details, be difficult to the automated production equipment, use this kind of key cap and bottom plate common mode injection mold to mould plastics the key cap of production, owing to be provided with the key cap and connect the bone, take out realization automation that can be very convenient from the mould, for example use mechanical clamping jaw to snatch the key cap and connect the bone or use the sucking disc to hold wherein several preset key caps can take out the whole board of key cap of interconnect, follow-up special key cap of cutting of use connects the bone tool and can also keep arranging between the key cap inconvenient, be convenient for assemble the key cap disposable with the keyboard of waiting to install the key cap, the process has both been saved, and the production efficiency is improved, and the productivity effect.
In this embodiment, the ejection assembly includes a key cap ejection unit 30 matched with the key cap forming part 203, and the key cap ejection unit 30 includes a vertical key cap thimble 301 and an inclined key cap thimble 302; the inclined key cap thimble 302 obliquely ejects the key cap to the upper mold blank 10 side in the lower mold blank and the lower mold core so as to separate the characteristic of the button structure on the back of the key cap from the mold, complete demolding, solve the problems of the characteristic of the button structure in a limited space and mold demolding, facilitate automatic production, for example, facilitate automatic equipment deployment such as a mechanical arm for automatically taking the key cap, and improve the production efficiency of the key cap molding process.
In this embodiment, the ejection assembly includes a bottom plate ejection unit 40, and the bottom plate ejection unit 40 includes a vertical bottom plate ejector pin and an inclined bottom plate ejector pin 402.
In this embodiment, a key cap button type protrusion forming portion 303 is disposed at one end of the tilted key cap thimble 302 for ejecting the key cap.
In this embodiment, at least four tilted key cap thimble 302 is disposed on any one of the key cap forming portions 203.
In this embodiment, a part of the key cap buckle type protrusion forming portion 303 of the tilted key cap thimble 302 is matched with the key cap buckle 501 of the key cap, a part of the key cap buckle type protrusion forming portion 303 of the tilted key cap thimble 302 is matched with the key cap clamping groove 502, and the key cap buckle 501 and the key cap clamping groove 502 are used for connecting scissors.
In this embodiment, one end of the inclined-floor thimble 402 for ejecting the floor is provided with a floor-buckle-type protrusion forming portion 403, a part of the floor-buckle-type protrusion forming portion 403 of the inclined-floor thimble 402 matches with a floor buckle 601 of the floor, a part of the floor-buckle-type protrusion forming portion 403 of the inclined-floor thimble 402 matches with a floor clamping slot 602, and the floor buckle 601 and the floor clamping slot 602 are used for connecting scissors.
In this embodiment, the hot runner system is included, and the hot runner system is disposed on the upper mold blank 10 and the key cap upper mold core 101/the bottom plate upper mold core 102, and the hot runner system reduces waste, does not generate waste under specific conditions, reduces production cost, directly reduces resource consumption, reduces injection molding amount, and shortens injection molding cycle.
A keyboard production method, comprising:
the keycap and the base plate are injection-molded by using the keycap and base plate common mode injection mold matched with an injection molding machine, and the keycap connecting ribs are connected between the molded keycaps so as to obtain the mutually connected keycaps, and the arrangement of the keycaps is kept consistent with the layout of a keyboard assembled by the keycaps;
cutting off the keycaps connected with each other by using a jig;
and assembling the obtained keycap and the bottom plate matched with the scissor feet.
Jig formula tool as an organic whole that needs use can once only amputate all key caps and connect the bone, and can keep the key cap of amputation key cap behind the bone arrange inconvenient, consequently, can assemble the whole bottom plate that is equipped with the scissors foot of the key cap that obtains, as an example, places the key cap button in the formula tool in the bottom plate that is equipped with the scissors foot, has further saved the time of key cap and bottom plate assembly, has improved production efficiency.
Wherein still need the adaptation scissors foot, the scissors foot belongs to the coupling assembling between key cap and the bottom plate for connect key cap and bottom plate, and play the guide effect to the key cap, the structure of scissors foot belongs to the conventional technical means in this field, does not do the perusal here.
In embodiment 1, the upper mold blank 10, the lower mold blank 20, the key cap upper core 101, the bottom plate upper core 102, the key cap lower core 201, and the bottom plate lower core 202 require other mold components such as a template guide post, and therefore, the mold components which are not described are common in the design of an injection mold, and will not be described in detail.
In embodiment 1, the arrangement of the key cap upper mold core 101, the bottom plate upper mold core 102, the key cap lower mold core 201, and the bottom plate lower mold core 202 is only one of the implementation manners, the key cap upper mold core 101 and the bottom plate upper mold core 102 may be different in the same plane, and accordingly, the key cap lower mold core 201 and the bottom plate lower mold core 202 are also different in the same plane.
In the description herein, references to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and it is not to be understood that the specific embodiments of the present invention are limited to these descriptions. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement.
Claims (8)
1. The utility model provides a key cap and bottom plate common mode injection mold which characterized in that includes: the key cap upper mold core, the bottom plate upper mold core, the key cap lower mold core, the bottom plate lower mold core and the ejection assembly are arranged on the upper mold base;
the upper die blank is used for being installed on one side of the injection molding machine, which is provided with an injection nozzle, the lower die blank is used for being installed on the other side of the injection molding machine, the keycap upper die core and the bottom plate upper die core are arranged on the upper die blank, and the keycap lower die core and the bottom plate lower die core are arranged on the lower die blank;
mold core on the key cap with mold core includes under the key cap: the keyboard comprises a plurality of keycap forming parts for forming keycaps and connecting bone forming parts arranged between the adjacent keycap forming parts, wherein the position arrangement of the keycap forming parts is consistent with the layout of a keyboard assembled by the keycaps;
the ejection assembly is used for enabling the injection-molded keycap and the base plate to be separated from the mold.
2. A key cap and base plate common mode injection mold according to claim 1, wherein the ejection assembly comprises a key cap ejection unit matched with the key cap forming part, the key cap ejection unit comprises a vertical key cap thimble and a tilted key cap thimble.
3. A key cap and base plate common mode injection mold according to claim 1, wherein the ejection assembly comprises a base plate ejection unit, and the base plate ejection unit comprises vertical base plate ejector pins and/or inclined base plate ejector pins.
4. A key cap and base plate common mode injection mold according to claim 2, wherein the end of the tilted key cap thimble for ejecting the key cap is provided with a key cap button type protrusion forming part.
5. A key cap and base plate common mode injection mold according to claim 4, wherein any one of the key cap forming parts is configured with at least four of the tilted key cap ejector pins.
6. A key cap and base plate common mode injection mold according to claim 5, wherein part of the tilted key cap ejector pins are provided with the key cap buckle type protrusion forming parts matching with the key cap buckles provided on the key cap, and part of the tilted key cap ejector pins are provided with the key cap buckle type protrusion forming parts matching with the key cap clamping grooves, and the key cap buckles and the key cap clamping grooves are used for connecting with scissors feet.
7. A key cap and bottom plate common mode injection mold according to claim 3, wherein one end of the inclined bottom plate thimble for ejecting the bottom plate is provided with a bottom plate buckle type protrusion forming part, wherein part of the bottom plate buckle type protrusion forming part provided on the inclined bottom plate thimble matches with the bottom plate buckle provided on the bottom plate, part of the bottom plate buckle type protrusion forming part provided on the inclined bottom plate thimble matches with the bottom plate clamping groove, and the bottom plate buckle and the bottom plate clamping groove are used for connecting the scissor feet.
8. A key cap and base plate common mode injection mold according to claim 1, characterized by comprising a hot runner system, wherein the hot runner system is arranged on the upper mold blank and the key cap upper mold core/base plate upper mold core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021203810.4U CN213198585U (en) | 2020-06-24 | 2020-06-24 | Key cap and bottom plate common mode injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021203810.4U CN213198585U (en) | 2020-06-24 | 2020-06-24 | Key cap and bottom plate common mode injection mold |
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| CN213198585U true CN213198585U (en) | 2021-05-14 |
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| CN202021203810.4U Active CN213198585U (en) | 2020-06-24 | 2020-06-24 | Key cap and bottom plate common mode injection mold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111730811A (en) * | 2020-06-24 | 2020-10-02 | 深圳市航世科技有限公司 | Common-mode injection mold for keycaps and bottom plate and keyboard production method |
| CN114242501A (en) * | 2022-01-17 | 2022-03-25 | 重庆连成模具有限公司 | Key cap button injection moulding device suitable for keyboard |
-
2020
- 2020-06-24 CN CN202021203810.4U patent/CN213198585U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111730811A (en) * | 2020-06-24 | 2020-10-02 | 深圳市航世科技有限公司 | Common-mode injection mold for keycaps and bottom plate and keyboard production method |
| CN114242501A (en) * | 2022-01-17 | 2022-03-25 | 重庆连成模具有限公司 | Key cap button injection moulding device suitable for keyboard |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A common mode injection mold for key cap and base plate Effective date of registration: 20210707 Granted publication date: 20210514 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: Shenzhen Hastech Industries Co.,Ltd. Registration number: Y2021980005834 |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230301 Address after: 518000 Second floor, Building A1, Democratic West Industrial Zone, Democratic Community, Shajing Street, Bao'an District, Shenzhen, Guangdong Patentee after: Shenzhen Hangshi Electronic Technology Co.,Ltd. Address before: 518000 the third and fourth floors of building A1 and the first and second floors of building A2, Minzhu Western Industrial Park, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Hastech Industries Co.,Ltd. |