CN204650428U - A kind of keyboard cover adopting double-shot moulding - Google Patents
A kind of keyboard cover adopting double-shot moulding Download PDFInfo
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- CN204650428U CN204650428U CN201520151988.1U CN201520151988U CN204650428U CN 204650428 U CN204650428 U CN 204650428U CN 201520151988 U CN201520151988 U CN 201520151988U CN 204650428 U CN204650428 U CN 204650428U
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Abstract
The utility model discloses a kind of keyboard cover adopting double-shot moulding, comprise character body and keycap body, wherein, above-mentioned character body comprise support portion and character portion, bottom, support portion is provided with feet, and top is provided with supporting plane; Above-mentioned character portion is arranged on supporting plane, and the shape in character portion is keypad character; Above-mentioned keycap body comprises housing department and character groove, the bottom of housing department is cavity structure, the bottom of this cavity structure is open surface, character groove is opened in the top of housing department, and downward Through-cavity structure, above-mentioned support portion is arranged in the cavity structure of housing department, and character portion stretches out outside housing department through character groove, to form whole button cap structure.The utility model structure is simple, and reasonable in design, the wearing quality of character is high, long service life, and feel is strong.
Description
Technical field
The utility model computer fittings field, refers in particular to a kind of keyboard cover adopting double-shot moulding.
Background technology
Keyboard is a kind of instruction and data input media run for operating equipment, also refers to the one group of function key operating a machine or equipment through system arrangement.Can English alphabet, numeral, punctuation mark etc. be input in computing machine by keyboard, thus give an order to computing machine, input data etc., keyboard is that computing machine is than indispensable ingredient, keyboard includes multiple keycap, on keycap, correspondence is provided with different characters, different characters is inputted, to realize information input by keycap; Existing keycap character generally adopts oil spout, laser or the stamp of radium carver skill in key cap surface, to form charcter topology, but because the frequency of utilization of keycap is very high, user repeatedly knocks keycap and character can be caused progressively to be worn, and affects the normal use of keyboard.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, and provide a kind of structure simple, reasonable in design, the wearing quality of character is high, the keyboard cover of the employing double-shot moulding of long service life.
The technical scheme that the utility model is taked is as follows: a kind of keyboard cover adopting double-shot moulding, comprises character body and keycap body, wherein, above-mentioned character body comprise support portion and character portion, bottom, support portion is provided with feet, and top is provided with supporting plane; Above-mentioned character portion is arranged on supporting plane, and the shape in character portion is keypad character; Above-mentioned keycap body comprises housing department and character groove, the bottom of housing department is cavity structure, the bottom of this cavity structure is open surface, character groove is opened in the top of housing department, and downward Through-cavity structure, above-mentioned support portion is arranged in the cavity structure of housing department, and character portion stretches out outside housing department through character groove, to form whole button cap structure.
Preferably, described character body adopts Shooting Technique shaping, and the character portion of character body comprises closed character and open character, and character body is injection molded by first time.
Preferably, the character side of described closed character has injection moulding breach, injection moulding breach is communicated with inside closed space and the outside in character portion, so that the injection moulding liquid of outside flows in character portion when making second time injection moulding.
Preferably, described keycap body is injection molded by second time, and the injection moulding liquid of second time injection moulding along the flowing of character external body, and flows into closed character inner through injection moulding breach, to form overall keycap body.
Preferably, the outer 1-5mm of above-mentioned character groove is stretched out in described character portion, to form the charcter topology of protrusion.
The beneficial effects of the utility model are:
The utility model is for the defect of prior art and deficiency in addition reformed AHP, and in two-shot molding process being introduced keycap and producing, thus the wearing quality producing a kind of character is good, and feel is strong, and result of use is good, the keyboard cover of long service life; This keyboard cover comprises character body and keycap body, during manufacture, first by the injection mo(u)lding of character body, meanwhile, the character body with closing structure offers breach, again the character body of injection formed is placed in injection mold, carry out second time injection moulding at the periphery of character body, the liquid plastic of second time injection moulding flows along the periphery of character body, and enters in character body through the breach that character body is offered, in character body is wrapped in by liquid plastic, solidify rear formation keycap body; By the keycap of this kind of technological forming, solidify form because its character is actually the coloured plastic cement of band, therefore its wearing quality is strong, and meanwhile, character body and keycap body are independent structure, and the handling property of whole keycap is greatly improved; In addition, double-shot moulding of the present utility model is an injection moulding and completes, when carrying out first time injection moulding and second time injection moulding, first, by the injection mold designed, the injection moulding of 104 character body disposables is completed, then, the injection moulding of 104 keycap body disposables completed by second time injection moulding, form overall keyboard keycap structure, technique is simple and direct, convenient to operation, production efficiency is high.
Accompanying drawing explanation
Fig. 1 is assembly structure schematic diagram of the present utility model.
Fig. 2 is the structural representation of the integral keyboard of the utility model composition.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
As shown in Figure 1 to Figure 2, the technical scheme that the utility model is taked is as follows: a kind of keyboard cover adopting double-shot moulding, comprises character body and keycap body, wherein, above-mentioned character body comprise support portion 1 and character portion 2, bottom, support portion 1 is provided with feet, and top is provided with supporting plane; Above-mentioned character portion 2 is arranged on supporting plane, and the shape in character portion 2 is keypad character; Above-mentioned keycap body comprises housing department 3 and character groove 4, the bottom of housing department 3 is cavity structure, the bottom of this cavity structure is open surface, character groove 4 is opened in the top of housing department 3, and downward Through-cavity structure, above-mentioned support portion 1 is arranged in the cavity structure of housing department 3, and character portion 2 stretches out outside housing department 3 through character groove 4, to form whole button cap structure.
Character body adopts Shooting Technique shaping, and the character portion 2 of character body comprises closed character and open character, and character body is injection molded by first time.
The character side of closed character has injection moulding breach A, and injection moulding breach A is communicated with inside closed space and the outside in character portion 2, so that the injection moulding liquid of outside flows in character portion 2 when making second time injection moulding.
Keycap body is injection molded by second time, and the injection moulding liquid of second time injection moulding along the flowing of character external body, and flows into closed character inner through injection moulding breach A, to form overall keycap body.
The outer 1-5mm of above-mentioned character groove 4 is stretched out in character portion 2, to form the charcter topology of protrusion.
Further, the utility model is by introducing two-shot molding process in keycap production, thus the wearing quality producing a kind of character is good, and feel is strong, and result of use is good, the keyboard cover of long service life; This keyboard cover comprises character body and keycap body, during manufacture, first by the injection mo(u)lding of character body, meanwhile, the character body with closing structure offers breach, again the character body of injection formed is placed in injection mold, carry out second time injection moulding at the periphery of character body, the liquid plastic of second time injection moulding flows along the periphery of character body, and enters in character body through the breach that character body is offered, in character body is wrapped in by liquid plastic, solidify rear formation keycap body; By the keycap of this kind of technological forming, solidify form because its character is actually the coloured plastic cement of band, therefore its wearing quality is strong, and meanwhile, character body and keycap body are independent structure, and the handling property of whole keycap is greatly improved.In addition, the difficult point that the utility model is implemented is that keypad character comprises and has closing structure and open architecture, as 4, 6, 8, 9, 0, Q, R, O, P, A, D, B etc. all belong to the charcter topology that there is closed space inside, for this kind of character after having carried out first time injection moulding, the injection moulding liquid that there will be quadric injection mould when carrying out second time injection moulding again cannot enter in the closed space of character, affect injection moulding effect, therefore, for solving this technical matters, the utility model has breach when carrying out first time injection moulding on the limit, character side of such character, so that injection moulding liquid enters in character body through this breach during quadric injection mould, in addition, double-shot moulding of the present utility model is an injection moulding and completes, when carrying out first time injection moulding and second time injection moulding, first, by the injection mold designed, the injection moulding of 104 character body disposables is completed, then, the injection moulding of 104 keycap body disposables completed by second time injection moulding, form overall keyboard keycap structure, technique is simple and direct, convenient to operation, production efficiency is high.
Embodiment of the present utility model just introduces its embodiment, does not lie in and limits its protection domain.The technician of the industry can make some amendment under the inspiration of the present embodiment, therefore all equivalences done according to the utility model the scope of the claims change or modify, and all belong within the scope of the utility model Patent right requirement.
Claims (5)
1. one kind adopts the keyboard cover of double-shot moulding, it is characterized in that: comprise character body and keycap body, wherein, above-mentioned character body comprise support portion (1) and character portion (2), support portion (1) bottom is provided with feet, and top is provided with supporting plane; Above-mentioned character portion (2) is arranged on supporting plane, and the shape of character portion (2) is keypad character; Above-mentioned keycap body comprises housing department (3) and character groove (4), the bottom of housing department (3) is cavity structure, the bottom of this cavity structure is open surface, character groove (4) is opened in the top of housing department (3), and downward Through-cavity structure, above-mentioned support portion (1) is arranged in the cavity structure of housing department (3), housing department (3) stretches out outward through character groove (4) in character portion (2), to form whole button cap structure.
2. a kind of keyboard cover adopting double-shot moulding according to claim 1, it is characterized in that: described character body adopts Shooting Technique shaping, the character portion (2) of character body comprises closed character and open character, and character body is injection molded by first time.
3. a kind of keyboard cover adopting double-shot moulding according to claim 2, it is characterized in that: the character side of described closed character has injection moulding breach (A), injection moulding breach (A) is communicated with inside closed space and the outside in character portion (2), so that the injection moulding liquid of outside flows in character portion (2) when making second time injection moulding.
4. a kind of keyboard cover adopting double-shot moulding according to claim 3, it is characterized in that: described keycap body is injection molded by second time, the injection moulding liquid of second time injection moulding flows along character external body, and flow into closed character inner through injection moulding breach (A), to form overall keycap body.
5. a kind of keyboard cover adopting double-shot moulding according to claim 4, is characterized in that: the outer 1-5mm of above-mentioned character groove (4) is stretched out in described character portion (2), to form the charcter topology of protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151988.1U CN204650428U (en) | 2015-03-18 | 2015-03-18 | A kind of keyboard cover adopting double-shot moulding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520151988.1U CN204650428U (en) | 2015-03-18 | 2015-03-18 | A kind of keyboard cover adopting double-shot moulding |
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| Publication Number | Publication Date |
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| CN204650428U true CN204650428U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520151988.1U Active CN204650428U (en) | 2015-03-18 | 2015-03-18 | A kind of keyboard cover adopting double-shot moulding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845529A (en) * | 2016-09-20 | 2018-03-27 | 致伸科技股份有限公司 | The key board unit of press-key structure and its manufacture method and the application press-key structure |
-
2015
- 2015-03-18 CN CN201520151988.1U patent/CN204650428U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845529A (en) * | 2016-09-20 | 2018-03-27 | 致伸科技股份有限公司 | The key board unit of press-key structure and its manufacture method and the application press-key structure |
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