CN214982834U - Scissor mold for keys of notebook keyboard - Google Patents
Scissor mold for keys of notebook keyboard Download PDFInfo
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- CN214982834U CN214982834U CN202121224999.XU CN202121224999U CN214982834U CN 214982834 U CN214982834 U CN 214982834U CN 202121224999 U CN202121224999 U CN 202121224999U CN 214982834 U CN214982834 U CN 214982834U
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Abstract
The utility model relates to a notebook keyboard makes technical field, discloses a scissors mould for notebook keyboard button, include: the die comprises a die holder, an inner shearing die and an outer shearing die, wherein the inner shearing die and the outer shearing die are positioned in the die holder, the respective upper die and lower die of the die holder, the inner shearing die and the outer shearing die are combined to form a die cavity structure, and the die cavity structure comprises: the plastic injection molding device comprises a plastic injection hole, a main runner, an inner shear runner, an outer shear runner, an inner shear mold cavity and an outer shear mold cavity, wherein the inner shear mold cavity is positioned on one side of the main runner and communicated with the main runner through the inner shear runner, and the outer shear mold cavity is positioned on the other side of the main runner and communicated with the main runner through the outer shear runner. The utility model discloses a scissors mould for notebook keyboard button, in its die cavity structural layout, interior shear die cavity and outer shear die cavity are located the both sides of sprue respectively, and the glue solution can follow sprue and respective subchannel and flow to interior shear die cavity and outer shear die cavity respectively, and the injecting glue is even relatively.
Description
Technical Field
The utility model relates to a notebook keyboard makes technical field, in particular to scissors mould for notebook keyboard button.
Background
The key cap below of notebook keyboard button is equipped with the key-holder, also is called the scissors, and the scissors includes: the outer scissors are a sheet-shaped frame, and the inner scissors are positioned in the frame in a reversible manner. The scissors are manufactured by using a mold, as shown in fig. 1 and 2, a containing cavity for containing an inner shear mold and an outer shear mold is arranged on a mold base 100, the inner shear mold and the outer shear mold are both formed by an upper mold and a lower mold, as shown in fig. 2, the upper mold 200 and the lower mold 300 of the inner shear mold contact each other, and an inner shear mold cavity 1 is formed after the opposite surfaces of the upper mold 200 and the lower mold 300 contact each other (as shown by a dashed line frame in fig. 2). The respective upper die of the inner shearing die and the outer shearing die is placed in the containing cavity of one die holder 100 (upper die holder), the lower die is placed in the containing cavity of the other die holder 100 (lower die holder), the die cavity structure formed after the two die holders 100 are oppositely arranged is shown in figures 1 and 3, the die holders 100 are provided with glue injection holes 101 (the glue injection holes 101 can be formed in the upper die holder or the lower die holder) and main runners 102 communicated with the glue injection holes 101, the respective opposite surfaces of the inner shearing die and the outer shearing die are oppositely combined to form an inner shearing die cavity 1 and an outer shearing die cavity 2 respectively, an inner shearing drainage channel 3 and an outer shearing drainage channel 4, the inner shearing drainage channel 3 is communicated with the inner shearing die cavity 1 and the main runners 102, and the outer shearing drainage channel 4 is communicated with the outer shearing die cavity 2 and the main runners 102.
In the die cavity structural configuration of above-mentioned structure, on the flow direction of sprue 102, interior shear die cavity 1 and outer shear die cavity 2 arrange in proper order, this kind of overall arrangement leads to interior shear die cavity 1 and outer shear die cavity 2 injecting glue inhomogeneous, the glue solution flows to interior shear die cavity 1 earlier, flow to outer shear die cavity 2 again, interior shear die cavity 1 can be filled relatively fast, and because outer shear is usually bigger than interior shear, the glue solution that needs is many relatively, still need continue the injecting glue after being filled in interior shear die cavity 1, the glue solution inevitably can get into interior shear die cavity 1 when interior shear die cavity 1, lead to interior shear die cavity 1 pressure increase, interior shear die cavity 1 edge has a little glue solution to extrude, lead to the shaping drawing of patterns after, interior shear edge is crude, there is the burr, influence product quality.
SUMMERY OF THE UTILITY MODEL
The utility model provides a scissors mould for notebook keyboard button solves traditional scissors mould and cuts die cavity and the inhomogeneous problem of outer shear mold cavity injection when the injecting glue.
The utility model discloses a scissors mould for notebook keyboard button, include: the die comprises a die holder, an inner shearing die and an outer shearing die, wherein the inner shearing die and the outer shearing die are positioned in the die holder, the respective upper die and lower die of the die holder, the inner shearing die and the outer shearing die are combined to form a die cavity structure, and the die cavity structure comprises: the plastic injection molding device comprises a plastic injection hole, a main runner, an inner shear runner, an outer shear runner, an inner shear mold cavity and an outer shear mold cavity, wherein the inner shear mold cavity is positioned on one side of the main runner and communicated with the main runner through the inner shear runner, and the outer shear mold cavity is positioned on the other side of the main runner and communicated with the main runner through the outer shear runner.
Wherein, interior shear die cavity is respectively equipped with one in interior shear runner both sides, outer shear die cavity is respectively equipped with one outside shear runner both sides.
The inner shearing die cavity is connected with the inner shearing sub-runner through an inner shearing drainage channel, and the outer shearing die cavity is connected with the outer shearing sub-runner through two outer shearing drainage channels.
Wherein, the internal diameter of the inner shearing branch passage is smaller than the internal diameter of the outer shearing branch passage.
The utility model discloses a scissors mould for notebook keyboard button, in its die cavity structural layout, interior shear die cavity and outer shear die cavity are located the both sides of sprue respectively, and the glue solution can follow sprue and respective subchannel and flow to interior shear die cavity and outer shear die cavity respectively, and the injecting glue is even relatively.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a schematic diagram of a prior art scissors mold for forming a cavity for a key of a notebook keyboard;
FIG. 2 is a schematic structural view of an inner shear mold;
FIG. 3 is an enlarged schematic view of one layout cell in the layout of the mold cavity structure of FIG. 1;
fig. 4 is a schematic diagram of a structure of a forming mold cavity of a scissors mold for a key of a notebook keyboard according to the present invention;
fig. 5 is an enlarged schematic view of one layout cell in the die cavity structure layout of fig. 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The scissors mold for the keys of the notebook keyboard of the embodiment is shown in fig. 4 and 5, and comprises: the die comprises a die holder, an inner shearing die and an outer shearing die, wherein the inner shearing die and the outer shearing die are positioned in the die holder, and respective upper dies and lower dies of the die holder, the inner shearing die and the outer shearing die are matched to form a die cavity structure. The mold cavity structure includes: the plastic injection molding device comprises a plastic injection hole 101, a main runner 102, an inner shear runner 103, an outer shear runner 104, an inner shear molding cavity 1 and an outer shear molding cavity 2, wherein the inner shear molding cavity 1 is positioned on one side of the main runner 102 and is communicated with the main runner 102 through the inner shear runner 103, and specifically, the inner shear molding cavity 1 is communicated with the inner shear runner 103 through an inner shear drainage runner 3 on an inner shear mold; the outer shear die cavity 2 is located on the other side of the main runner 102 and is communicated with the main runner 102 through an outer shear runner 104, and specifically, the outer shear die cavity 2 is communicated with the outer shear runner 104 through an outer shear drainage runner 4 on the outer shear die.
In the die cavity structural layout of this embodiment, interior shear die cavity 1 and outer shear die cavity 2 are located the both sides of sprue 102 respectively, the glue solution can flow to interior shear die cavity 1 and outer shear die cavity 2 respectively along sprue 102 and respective subchannel respectively, the injecting glue is relatively even, it glues to advance simultaneously in interior shear die cavity 1 and outer shear die cavity 2 promptly, do not exist successively, make interior shear die cavity 1 fill with the glue solution earlier, in the continuation injecting glue in-process, interior shear runner 103 also can play some cushioning effect, the glue solution is extruded at interior shear runner 103 edge, it forms the burr at interior shear edge after the shaping drawing of patterns as far as possible, the edge is coarse.
In this embodiment, two sides of the inner shear runner 103 are respectively provided with an inner shear mold cavity 1, two sides of the outer shear runner 104 are respectively provided with an outer shear mold cavity 2, so that the whole layout is symmetrical, two sides of the main runner 102 can be used for injecting glue into the two inner shear mold cavities 1 and the two outer shear mold cavities 2 respectively, the production efficiency is high, the problem of glue feeding successively does not exist, and the glue injection is ensured to be uniform.
The inner shearing die cavity 1 is connected with the inner shearing runner 103 through an inner shearing drainage channel 3, and the outer shearing die cavity 2 is connected with the outer shearing runner 104 through two outer shearing drainage channels 4. Because the external shear size is great, the size of external shear die cavity 2 is great promptly, for the glue solution of the convenient inflow external shear die cavity 2 can be fast and evenly fill, consequently, external shear die cavity 2 is connected external shear subchannel 104 through two external shear drainage ways 4.
In this embodiment, the internal diameter of internal shear runner 103 is less than the internal diameter of external shear runner 104, and the internal diameter difference can be designed according to the actual size of internal shear and external shear, and the assurance is as far as possible in the automatic injecting glue in-process, and internal shear die cavity 1 and external shear die cavity 2 can be filled up simultaneously, avoid too much glue solution to pour into, and the injecting glue is more even.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. A scissors mold for keys of a notebook keyboard, comprising: die holder and be located interior shear die utensil and outer shear die utensil in the die holder, interior shear die utensil and outer shear die utensil are respective goes up mould and lower mould and closes in order to form die cavity structure, its characterized in that, the die cavity structure includes: the plastic injection molding device comprises a plastic injection hole, a main runner, an inner shear runner, an outer shear runner, an inner shear mold cavity and an outer shear mold cavity, wherein the inner shear mold cavity is positioned on one side of the main runner and communicated with the main runner through the inner shear runner, and the outer shear mold cavity is positioned on the other side of the main runner and communicated with the main runner through the outer shear runner.
2. The scissors mold for a key of a notebook computer keyboard of claim 1, wherein an inner scissors mold cavity is respectively provided at both sides of the inner scissors runner, and an outer scissors mold cavity is respectively provided at both sides of the outer scissors runner.
3. The scissors mold for keys of a notebook keyboard of claim 1 or 2, wherein the inner scissors mold cavity is connected to the inner scissors runner through an inner scissors drainage channel, and the outer scissors mold cavity is connected to the outer scissors runner through two outer scissors drainage channels.
4. The scissors mold for a keypad of a notebook computer as claimed in claim 1 or 2, wherein an inner diameter of the inner scissors runner is smaller than an inner diameter of the outer scissors runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224999.XU CN214982834U (en) | 2021-06-02 | 2021-06-02 | Scissor mold for keys of notebook keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121224999.XU CN214982834U (en) | 2021-06-02 | 2021-06-02 | Scissor mold for keys of notebook keyboard |
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| Publication Number | Publication Date |
|---|---|
| CN214982834U true CN214982834U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121224999.XU Active CN214982834U (en) | 2021-06-02 | 2021-06-02 | Scissor mold for keys of notebook keyboard |
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| CN (1) | CN214982834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407292A (en) * | 2022-01-06 | 2022-04-29 | 重庆连成模具有限公司 | Integrative injection structure of multistation of notebook key cap usefulness of moulding plastics |
-
2021
- 2021-06-02 CN CN202121224999.XU patent/CN214982834U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114407292A (en) * | 2022-01-06 | 2022-04-29 | 重庆连成模具有限公司 | Integrative injection structure of multistation of notebook key cap usefulness of moulding plastics |
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