CN213035204U - Keyboard key mould - Google Patents
Keyboard key mould Download PDFInfo
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- CN213035204U CN213035204U CN202021996056.4U CN202021996056U CN213035204U CN 213035204 U CN213035204 U CN 213035204U CN 202021996056 U CN202021996056 U CN 202021996056U CN 213035204 U CN213035204 U CN 213035204U
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Abstract
The keyboard key mould comprises an upper mould device and a lower mould device which are matched with each other; the upper die device comprises an upper die plate and an upper forming plate embedded at the bottom of the upper die plate, and an upper forming groove penetrating through the bottom of the upper forming plate is formed in the upper forming plate; the lower die device comprises a lower die plate and a lower forming plate embedded on the lower die plate, a lower forming boss opposite to the upper forming groove is arranged on the lower forming plate, and when the upper die device and the lower die device are in a die closing state, the lower forming boss extends into the upper forming groove and forms a forming cavity for injection molding the key with the upper forming groove; the center of the lower forming boss is provided with a first through hole and a plurality of first strip-shaped grooves which are connected to the side part of the first through hole and are in radial arrangement, the lower forming boss is provided with a plurality of groups of second strip-shaped grooves, the first ends of the second strip-shaped grooves are connected with the corresponding first strip-shaped grooves, and the second ends of the second strip-shaped grooves are communicated with the side part of the lower forming boss. The utility model discloses can be used for processing the button of corresponding structure.
Description
Technical Field
The utility model relates to a keyboard button mould.
Background
Referring to fig. 9-11, a keyboard key 25 comprises a panel 26 and a surrounding plate 27 arranged on the side of the panel, wherein a mounting column 29 with a mounting hole 28 at the center is arranged at the center of the bottom of the panel 26, and a concave part 38 is arranged between the upper surface of the panel 26 and the inner side of the surrounding plate 27.
In order to improve the strength of the key 25, a plurality of first rib plates 30 radially distributed are arranged on the lateral portion of the mounting column 29, a plurality of strip-shaped reinforcing rib plates 31 are arranged at the bottom of the panel 26, the first ends of the strip-shaped reinforcing rib plates 31 are connected to the inner lateral surface of the enclosing plate 27, the second ends of the strip-shaped reinforcing rib plates 31 are connected with the corresponding first rib plates 30, the first rib plates 30 are used for improving the strength of the mounting column 29 and prolonging the service life of the mounting column 29, the strip-shaped reinforcing rib plates 31 are used for improving the strength of the panel 26 and the joint of the panel 26 and the enclosing plate 27, a buckling block 32 located on the front lateral portion of the mounting column 29 is arranged at the bottom of the panel 26, mounting grooves 33 penetrating through the inner lateral surface and the front portion of the.
Therefore, in order to process the key 25 with the above structure, a corresponding mold is required to be designed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a keyboard button mould, it can be used for processing the button of corresponding structure.
The purpose of the utility model is realized like this:
the keyboard key mould comprises an upper mould device and a lower mould device which are matched with each other;
the upper die device comprises an upper die plate and an upper forming plate embedded at the bottom of the upper die plate, and an upper forming groove penetrating through the bottom of the upper forming plate is formed in the upper forming plate;
the lower die device comprises a lower die plate and a lower forming plate embedded on the lower die plate, a lower forming boss opposite to the upper forming groove is arranged on the lower forming plate, and when the upper die device and the lower die device are in a die closing state, the lower forming boss extends into the upper forming groove and forms a forming cavity for injection molding the key with the upper forming groove;
the center of the lower forming boss is provided with a first through hole and a plurality of first strip-shaped grooves which are connected to the side part of the first through hole and are in radial arrangement, the lower forming boss is provided with a plurality of groups of second strip-shaped grooves, the first ends of the second strip-shaped grooves are connected with the corresponding first strip-shaped grooves, and the second ends of the second strip-shaped grooves are communicated with the side part of the lower forming boss.
The lower forming boss is provided with a forming hole positioned on the side part in front of the first through hole, the upper part of the forming hole penetrates through the upper surface of the lower forming boss, and the lower part of the forming hole penetrates through the bottom surface of the lower forming plate;
the ejector pin is arranged in the forming hole, the top of the ejector pin is located in the lower forming boss, a forming notch is formed in the top of the ejector pin, and the forming notch penetrates through the top, the front portion, the rear portion and the outer side of the ejector pin.
A convex block is arranged on the side surface of the forming gap, and a gap is reserved between the convex block and the bottom surface of the forming gap;
the shaping hole slope sets up, and the horizontal distance between shaping hole and the lower shaping boss vertical plane of bisecting along the fore-and-aft direction increases gradually from top to bottom.
The lower die device comprises a bottom plate, a first flat plate arranged on the bottom plate, a second flat plate arranged on the first flat plate, two groups of cushion blocks arranged on the bottom plate and respectively positioned at two sides of the first flat plate, and lower cushion plates arranged on the two groups of cushion blocks;
the lower template is arranged on the lower backing plate, a movable groove which is located below the lower forming plate and penetrates through the bottom of the lower template is formed in the lower template, a first lifting plate is arranged in the movable groove, a second lifting plate is arranged on the first lifting plate, the first lifting plate is arranged on the lower backing plate, and the bottom of the ejector pin penetrates downwards and is fixed in the second lifting plate.
And a through groove which is connected to the outer side of the forming hole and is opposite to the forming notch is formed in the lower forming boss.
The quantity of shaping hole and thimble is two sets of and sets up according to bilateral symmetry.
The upper die device comprises a top plate and an upper base plate arranged at the bottom of the top plate, and the upper die plate is arranged at the bottom of the upper base plate.
And a forming column is arranged in the lower forming plate, the upper part of the forming column extends into the first through hole, and a space is reserved between the side surface of the forming column and the inner side surface of the first through hole.
The height of the first strip-shaped groove is greater than that of the second strip-shaped groove.
The utility model has the advantages as follows:
the utility model discloses can be used for processing the button of corresponding structure, first through-hole is used for processing the erection column, and first strip groove is used for processing first gusset, and second strip groove is used for processing strip deep floor.
Drawings
Fig. 1 is a cross-sectional view of an embodiment of the present invention.
Fig. 2 is a partially enlarged view of fig. 1A.
Fig. 3 is an exploded view of an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a mold apparatus according to an embodiment of the present invention.
Fig. 5 is a partial view of an embodiment of the present invention.
Fig. 6 is a partial view of an embodiment of the present invention.
Fig. 7 is a cross-sectional view of a lower molding plate according to an embodiment of the present invention.
Fig. 8 is a sectional view of an upper forming plate according to an embodiment of the present invention.
Fig. 9 is a schematic structural diagram of a key.
Fig. 10 is a schematic structural diagram of a key.
Fig. 11 is a partial enlarged view of fig. 10B.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Referring to fig. 1-11, the keyboard key mold comprises an upper mold device and a lower mold device which are matched with each other;
the upper die device comprises an upper die plate 1 and an upper forming plate 2 embedded at the bottom of the upper die plate 1, and an upper forming groove 3 penetrating through the bottom of the upper forming plate 2 is arranged in the upper forming plate 2;
the upper forming groove 3 comprises a first concave part 39 and an annular vertical groove 40 arranged at the side part of the first concave part 39, the first concave part 39 and the annular vertical groove 40 both penetrate through the bottom of the upper forming plate 2, and the upper part of the annular vertical groove 40 protrudes upwards out of the first concave part 39 and is used for processing the concave part 38 of the key 25.
The lower die device comprises a lower die plate 4 and a lower forming plate 5 embedded on the lower die plate 4, a lower forming boss 6 opposite to the upper forming groove 3 is arranged on the lower forming plate 5, when the upper die device and the lower die device are in a die closing state, the lower forming boss 6 extends into the upper forming groove 3 and forms a forming cavity for the injection molding key 25 together with the upper forming groove 3, and specifically, the upper surface and the side part of the lower forming boss 6 are respectively spaced from the top surface and the side part of the upper forming groove 3 to form a forming cavity for the injection molding key 25.
The center of the lower forming boss 6 is provided with a first through hole 7 and a plurality of first strip-shaped grooves 8 which are connected to the side part of the first through hole 7 and are in radial layout, a plurality of groups of second strip-shaped grooves 9 are arranged on the lower forming boss 6, the first ends of the second strip-shaped grooves 9 are connected with the corresponding first strip-shaped grooves 8, and the second ends of the second strip-shaped grooves 9 are communicated with the side part of the lower forming boss 6.
The first through hole 7 is used for machining the mounting column 29, the first strip-shaped groove 8 is used for machining the first rib plate 30, and the second strip-shaped groove 9 is used for machining the strip-shaped reinforcing rib plate 31.
The utility model discloses can be used for processing the button 25 of corresponding structure.
In this embodiment, the number of the first strip-shaped grooves 8 is eight, and the number of the second strip-shaped grooves 9 is six;
referring to fig. 5, two sets of second strip-shaped grooves 9 are respectively located at the front and rear of the first through hole 7 and extend in the front-rear direction; the two groups of second strip-shaped grooves 9 are symmetrically arranged at the left part and the right part of the first through hole 7 and are L-shaped, and comprise a first transverse section positioned at the side part of the first through hole 7 and a rear extension section which is connected to the outer side of the first transverse section and extends backwards; wherein two sets of second strip grooves 9 are symmetrically arranged at the left front part and the right front part of the first through hole 7, and comprise an extension section positioned at the front side part of the first through hole 7 and a second transverse section connected at the front end of the extension section.
Furthermore, a forming hole 10 positioned on the front side part of the first through hole 7 is formed in the lower forming boss 6, the upper part of the forming hole 10 penetrates through the upper surface of the lower forming boss 6, and the lower part of the forming hole 10 penetrates through the bottom surface of the lower forming plate 5;
and a thimble 11 is arranged in the forming hole 10, the top of the thimble 11 is positioned in the lower forming boss 6, a forming notch 12 is arranged at the top of the thimble 11, and the forming notch 12 penetrates through the top, the front part, the rear part and the outer side of the thimble 11.
The forming holes 10 and the forming gaps 12 are used for processing the buckling blocks 32, and the ejector pins 11 are used for ejecting the keys 25 and also used for molding the keys 25.
Furthermore, a convex block 13 is arranged on the side surface of the forming gap 12, and a gap is reserved between the convex block 13 and the bottom surface of the forming gap 12;
in this embodiment, a space is left between the rear surface of the bump 13 and the rear surface of the thimble 11, and the bump 13 is provided with an installation groove 33 for processing the key 25.
The shaping hole 10 slope sets up, and the horizontal distance between shaping hole 10 and the lower shaping boss 6 perpendicular bisector face along the fore-and-aft direction increases gradually from top to bottom.
Because of the existence of the bump 13, when the thimble 11 ejects the key 25, if the thimble 11 only moves in the vertical direction, the key 25 cannot be separated from the bump 13, and by arranging the molding hole 10 obliquely, the thimble 11 moves in the vertical direction and at the same time moves toward the inner side of the molding boss 6, so that the key 25 can be separated from the bump 13.
Further, the lower die device comprises a bottom plate 14, a first flat plate 15 arranged on the bottom plate 14, a second flat plate 16 arranged on the first flat plate 15, two groups of cushion blocks 17 arranged on the bottom plate 14 and respectively positioned at two sides of the first flat plate 15, and lower cushion plates 18 arranged on the two groups of cushion blocks 17, so as to form the lower die device 2;
the lower template 4 is arranged on a lower backing plate 18, a movable groove which is positioned below the lower forming plate 5 and penetrates through the bottom of the lower template 4 is arranged in the lower template 4, a first lifting plate 19 is arranged in the movable groove, a second lifting plate 20 is arranged on the first lifting plate 19, the first lifting plate 19 is arranged on the lower backing plate 18, and the bottom of the ejector pin 11 penetrates downwards and is fixed in the second lifting plate 20.
A second through hole opposite to the first flat plate 15 is formed in the bottom plate 14, a driving rod which extends upwards and is fixedly connected with the first lifting plate 19 and the second lifting plate 20 is arranged on the second flat plate 16, the keyboard key mold is mounted on an injection molding machine when in use, a driving oil cylinder is arranged on the injection molding machine corresponding to the second through hole, and a piston rod of the driving oil cylinder extends into the second through hole and is fixedly connected with the first flat plate 15;
after the upper die device and the lower die device are assembled and injection molding of the key 25 is completed, the upper die device and the lower die device are separated, a piston rod of a driving oil cylinder drives the first flat plate 15 upwards, the first lifting plate 19 and the second lifting plate 20 are driven to move upwards through a driving rod, the ejector pin 11 moves upwards and ejects the key 25, and the key 25 is convenient to take out.
Furthermore, a through groove 21 which is connected to the outer side of the molding hole 10 and is opposite to the molding notch 12 is arranged on the lower molding boss 6.
The through groove 21 is arranged to enable the outer side of the buckling block 32 to be connected with the inner side face of the opposite coaming 27 during injection molding, and the strength of the buckling block 32 is improved.
Furthermore, the number of the molding holes 10 and the number of the ejector pins 11 are two, and the molding holes and the ejector pins are arranged in a bilateral symmetry manner.
Further, the upper die device comprises a top plate 22 and an upper backing plate 23 arranged at the bottom of the top plate 22, and the upper die plate 1 is arranged at the bottom of the upper backing plate 23 to form the upper die device.
And an injection nozzle 34 is embedded in the top plate 22, the injection nozzle 34 penetrates downwards into the upper template 1, the upper backing plate 23 and the upper forming plate 2, and a discharge hole at the bottom of the injection nozzle 34 is communicated with the forming cavity for realizing injection molding of the mold.
Furthermore, a forming column 24 is arranged in the lower forming plate 5, the upper part of the forming column 24 extends into the first through hole 7, and a space is reserved between the side surface of the forming column 24 and the inner side surface of the first through hole 7.
The forming post 24 is used to machine the mounting hole 28.
Further, the height of the first strip-shaped groove 8 is greater than that of the second strip-shaped groove 9, so that the height of the formed strip-shaped reinforcing rib plate 31 is less than that of the first rib plate 30, and the strength of the key 25 is met, and the quality of the key 25 is reduced.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but rather that various changes and modifications may be made without departing from the spirit and scope of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (9)
1. The keyboard key mould is characterized by comprising an upper mould device and a lower mould device which are matched with each other;
the upper die device comprises an upper die plate (1) and an upper forming plate (2) embedded at the bottom of the upper die plate (1), and an upper forming groove (3) penetrating through the bottom of the upper forming plate (2) is formed in the upper forming plate;
the lower die device comprises a lower die plate (4) and a lower forming plate (5) embedded on the lower die plate (4), a lower forming boss (6) opposite to the upper forming groove (3) is arranged on the lower forming plate (5), and when the upper die device and the lower die device are in a die closing state, the lower forming boss (6) extends into the upper forming groove (3) and forms a forming cavity for the injection molding key (25) together with the upper forming groove (3);
lower shaping boss (6) center is equipped with first through-hole (7) and a plurality of and connects first strip groove (8) that just is radial overall arrangement at first through-hole (7) lateral part, is equipped with a plurality of groups second strip groove (9) on lower shaping boss (6), and the first end of second strip groove (9) meets with first strip groove (8) that correspond, and the second end of second strip groove (9) link up the lateral part to lower shaping boss (6).
2. The keyboard key mold according to claim 1, wherein the lower molding boss (6) is provided with a molding hole (10) located at the front side part of the first through hole (7), the upper part of the molding hole (10) penetrates through the upper surface of the lower molding boss (6), and the lower part of the molding hole (10) penetrates through the bottom surface of the lower molding plate (5);
be equipped with thimble (11) in shaping hole (10), thimble (11) top is located down shaping boss (6), and thimble (11) top is equipped with shaping breach (12), and shaping breach (12) link up thimble (11) top, front portion, rear portion and outside.
3. The keyboard key mold according to claim 2, wherein a bump (13) is arranged on the side surface of the molding gap (12), and a space is left between the bump (13) and the bottom surface of the molding gap (12);
the shaping hole (10) slope sets up, and shaping hole (10) and the lower shaping boss (6) along the fore-and-aft direction are equallyd divide the horizontal distance between the plane perpendicularly from top to bottom gradually increasing.
4. The keyboard key mold according to claim 2, wherein the lower mold device comprises a bottom plate (14), a first flat plate (15) arranged on the bottom plate (14), a second flat plate (16) arranged on the first flat plate (15), two groups of cushion blocks (17) arranged on the bottom plate (14) and respectively positioned at two sides of the first flat plate (15), and lower cushion plates (18) arranged on the two groups of cushion blocks (17);
the lower die plate (4) is arranged on the lower base plate (18), a movable groove which is located below the lower forming plate (5) and penetrates through the bottom of the lower die plate (4) is formed in the lower die plate (4), a first lifting plate (19) is arranged in the movable groove, a second lifting plate (20) is arranged on the first lifting plate (19), the first lifting plate (19) is arranged on the lower base plate (18), and the bottom of the ejector pin (11) penetrates downwards and is fixed in the second lifting plate (20).
5. The keyboard key mold according to claim 2, wherein the lower molding boss (6) is provided with a through groove (21) connected to the outer side of the molding hole (10) and opposite to the molding notch (12).
6. The keyboard key mold of claim 2, wherein the number of the molding holes (10) and the ejector pins (11) is two and the molding holes and the ejector pins are arranged in bilateral symmetry.
7. The keyboard key mold of claim 1, wherein the upper mold device comprises a top plate (22) and an upper pad (23) arranged at the bottom of the top plate (22), and the upper mold plate (1) is arranged at the bottom of the upper pad (23).
8. The keyboard key mold according to claim 1, wherein a forming column (24) is arranged in the lower forming plate (5), the upper part of the forming column (24) extends into the first through hole (7), and a space is reserved between the side surface of the forming column (24) and the inner side surface of the first through hole (7).
9. The keyboard key mold according to claim 1, wherein the height of the first strip-shaped groove (8) is greater than the height of the second strip-shaped groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021996056.4U CN213035204U (en) | 2020-09-11 | 2020-09-11 | Keyboard key mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021996056.4U CN213035204U (en) | 2020-09-11 | 2020-09-11 | Keyboard key mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213035204U true CN213035204U (en) | 2021-04-23 |
Family
ID=75534732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021996056.4U Active CN213035204U (en) | 2020-09-11 | 2020-09-11 | Keyboard key mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213035204U (en) |
-
2020
- 2020-09-11 CN CN202021996056.4U patent/CN213035204U/en active Active
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