CN221022124U - Injection mold for zero-clamping-port product - Google Patents
Injection mold for zero-clamping-port product Download PDFInfo
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- CN221022124U CN221022124U CN202322759432.8U CN202322759432U CN221022124U CN 221022124 U CN221022124 U CN 221022124U CN 202322759432 U CN202322759432 U CN 202322759432U CN 221022124 U CN221022124 U CN 221022124U
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- lower die
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- die plate
- sliding block
- core
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- 238000002347 injection Methods 0.000 title claims abstract description 20
- 239000007924 injection Substances 0.000 title claims abstract description 20
- 238000003825 pressing Methods 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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Abstract
The utility model provides a zero-clamping product injection mold, which comprises an upper mold and a lower mold, wherein the upper mold comprises an upper mold bottom plate and an upper mold plate, and an upper mold core is arranged in the upper mold plate; two upper mold cores are symmetrically arranged in the upper mold core, and a plurality of upper mold inserts are arranged in each upper mold core; the upper mold core is also matched with the corresponding thimble; the lower die comprises a lower die panel and a lower die plate, a lower die core is arranged in the lower die plate, and a cavity is arranged in the lower die core; the lower template and the upper template are connected through a plurality of straight locks; the four corners of the upper die core are also provided with corresponding pipe positions; the four corners of the lower die core are also provided with notches; and a plurality of demoulding sliding modules are further arranged in the lower template and the upper template. The plurality of straight locks, pipe positions and notches ensure the connection accuracy of the upper die and the lower die, and avoid the problem that the clamping ports occur in the injection molding process of products due to dislocation when the upper die and the lower die are closed; meanwhile, shaking and deformation of the die during high-pressure production can be avoided, and clamping of injection molded products is avoided.
Description
Technical Field
The utility model relates to the technical field of molds, in particular to a zero-clamping-port product injection mold.
Background
In the injection molding process of the product, the clamping opening problem exists on the outer side of the product, and the clamping opening not only affects the appearance of the injection molding product, but also has the hand scraping problem.
The prior art does not have a scheme capable of completely solving the problem of clamping the injection molding product, and the problem can be generally eliminated only by polishing after the injection molding of the product is completed.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a zero-clamping-port product injection mold.
The technical scheme of the utility model is as follows: the zero-clamping-port product injection mold comprises an upper mold and a lower mold which are matched with each other, wherein the upper mold comprises an upper mold bottom plate and an upper mold plate, two supporting plates are symmetrically arranged between the upper mold bottom plate and the upper mold plate, and an ejector pin bottom plate and an ejector pin panel are sequentially arranged at the lower end of the upper mold bottom plate between the two supporting plates; an upper die core is arranged in the upper die plate; two upper mold cores are symmetrically arranged in the upper mold core, and a plurality of upper mold inserts are arranged in each upper mold core; the two upper mold cores are also matched with corresponding ejector pins; the upper die insert is matched with the corresponding inclined top.
Preferably, the lower die comprises a lower die panel and a lower die plate, wherein a groove is formed in the lower die plate, a lower die core is arranged in the groove, and a cavity used for being matched with the upper die core is formed in the lower die core;
The lower template and the upper template are also connected through a plurality of straight locks; the four corners of the upper die core are also provided with corresponding pipe positions; the four corners of the lower die core are also provided with notches for matching with the pipe phase; and a plurality of demoulding sliding modules are arranged in the lower template and the upper template.
Preferably, the thimble comprises a round thimble and a square thimble which are arranged on the thimble panel, and the round thimble and the square thimble extend downwards into the upper mold core; the inclined ejector is arranged on the ejector pin panel through an inclined ejector seat, extends downwards and is arranged in the upper die insert.
Preferably, the demolding sliding module comprises a sliding block seat which is in sliding connection with the sliding block pressing bar; the sliding block seat is positioned in the lower die plate, one side of the sliding block seat is provided with an inclined plane, the inclined plane of the sliding block seat is provided with a wear-resisting block, and the wear-resisting block is matched with the inclined plane of the lower die plate.
Preferably, the sliding block pressing strips are symmetrically arranged at the lower end of the upper template, and are clamped and connected with the strip-shaped grooves of the lower template when the sliding block pressing strips are closed.
Preferably, the other side of the sliding block seat opposite to the inclined plane is also provided with a sliding block insert, the front end of the sliding block insert is also provided with a plurality of sliding block insert pins, and the sliding block insert pins extend into the lower die core of the lower die plate.
Preferably, the slide block seat is also provided with an inclined guide rod, the inclined guide rod is arranged in a downward inclined manner and is connected with the inclined rod seat, and the inclined rod seat is arranged in the lower die plate.
Preferably, the straight body lock comprises a first connecting screw, an upper edge lock, a second connecting screw and a lower edge lock, wherein the first connecting screw is arranged in the upper template, and the lower end of the first connecting screw is provided with the upper edge lock; the second connecting screw is arranged in the lower die plate, the lower edge lock is arranged at the upper end of the second connecting screw, and the connector of the upper edge lock can extend into the connecting groove of the lower edge lock.
Preferably, a connecting rod is further connected between the upper die plate and the lower die plate, and the connecting rod is fixed on the outer side walls of the upper die plate and the lower die plate through screws.
Preferably, a plurality of guide posts are further arranged between the supporting plate and the lower die plate, a guide sleeve is further arranged on each guide post, and the upper die plate is slidably arranged on the plurality of guide posts through the guide sleeve.
Preferably, the lower end of the thimble panel is also provided with a plurality of back needles, the back needles downwards penetrate through the upper template, and springs are further arranged on the back needles between the thimble panel and the upper template.
The beneficial effects of the utility model are as follows:
1. According to the utility model, the plurality of straight locks are arranged, so that the connection accuracy of the upper die and the lower die is ensured, and the problem of clamping openings in the injection molding process of products caused by dislocation when the upper die and the lower die are closed is avoided; meanwhile, shaking and deformation of the die during high-pressure production can be avoided, and clamping of injection molded products is avoided;
2. The utility model ensures the connection accuracy of the upper die and the lower die by matching the pipe positions of the upper die core and the lower die core with the notch, and avoids the problem of clamping the notch in the injection molding process of the product caused by dislocation when the upper die and the lower die are closed;
3. The utility model realizes the preliminary demoulding of the mould through the demoulding sliding module, and then the ejector pin is matched to realize the ejection of the product of the mould.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a hidden upper template according to the present utility model;
FIG. 3 is a schematic view of a hidden upper mold according to the present utility model;
FIG. 4 is a schematic view of the structure of the inside of the mold of the present utility model;
FIG. 5 is a schematic view of another structure of the inside of the mold of the present utility model;
FIG. 6 is a schematic view of the lower die plate of the present utility model;
FIG. 7 is a schematic diagram of the structure of the upper and lower mold cores of the present utility model;
In the figure, an upper die 1; a lower die 2; a straight body lock 3; a demolding sliding module 4; a pipe position 5; a notch 6;
an upper die bottom plate 11; an upper die plate 12; a support plate 13; a thimble base plate 14; a thimble panel 15; an upper mold core 16; an upper mold core 17; an upper die insert 18; a thimble 19; a pitched roof 20; an inclined top base 201;
A lower die panel 21; a lower die plate 22; a groove 23; a lower die core 24; a cavity 25; a connecting rod 26;
A first connecting screw 31; a top edge lock 32; a second connecting screw 33; a lower edge lock 34;
A slider batten 41; a slider seat 42; a wear block 43; a slider insert 44; a slider insert pin 45; a diagonal guide 46, a diagonal rod seat 47; a bevel 48;
a guide post 51; a guide sleeve 52;
a return needle 61; a spring 62;
Product 100.
Detailed Description
The following is a further description of embodiments of the utility model, taken in conjunction with the accompanying drawings:
As shown in fig. 1-7, the embodiment provides a zero-clamping product injection mold, which comprises an upper mold 1 and a lower mold 2 which are matched with each other, wherein the upper mold 1 comprises an upper mold bottom plate 11 and an upper mold plate 12, two support plates 13 are symmetrically arranged between the upper mold bottom plate 11 and the upper mold plate 12, and an ejector pin bottom plate 14 and an ejector pin panel 15 are sequentially arranged at the lower end of the upper mold bottom plate 11 between the two support plates 13; an upper die core 16 is arranged in the upper die plate 12; two upper mold cores 17 are symmetrically arranged in the upper mold core 16, and a plurality of upper mold inserts 18 are arranged in each upper mold core 17; the two upper mold cores 17 are also matched with corresponding ejector pins 19; the upper die insert 18 mates with a corresponding beveled top 20.
As a preferred embodiment, the lower die 2 includes a lower die panel 21 and a lower die plate 22, a groove 23 is provided in the lower die plate 22, a lower die core 24 is provided in the groove 23, and a cavity 25 for matching with the upper die core 17 is provided in the lower die core 24, as shown in fig. 7.
As a preferable example, the lower template 22 and the upper template 12 are also connected through a plurality of straight locks 3; the problem of dislocation during the mold closing is avoided through the straight body lock 3, so that the problem of clamping the injection molded product is avoided.
As shown in fig. 7, the four corners of the upper mold core 16 are further provided with corresponding pipe positions 5; the four corners of the lower die core 24 are also provided with notches 6 for being matched with the pipe positions 5; the positioning accuracy rate of the mold in closing is further improved.
A plurality of demoulding sliding modules 4 are further arranged in the lower mould plate 22 and the upper mould plate 12, and demoulding is realized through the demoulding sliding modules 4.
As a preferred embodiment, the ejector pins 19 include a circular ejector pin and a square ejector pin which are arranged on the ejector plate 15, and both the circular ejector pin and the square ejector pin extend downwards into the upper mold core 17; the inclined top 20 is arranged on the thimble panel 15 through an inclined top seat 201 and extends downwards into the upper die insert 18.
As shown in fig. 4 and 5, the demolding sliding module 4 preferably comprises a sliding block seat 42 slidably connected with a sliding block pressing bar 41; in this embodiment, the sliding block pressing strips 41 are symmetrically arranged at the lower end of the upper template 12 through screws, and when the sliding block pressing strips 41 are closed, the sliding block pressing strips 41 are clamped with the strip-shaped grooves of the lower template 22. The sliding block seat 42 is positioned in the lower die plate 22, one side of the sliding block seat 42 is provided with an inclined plane 48, the inclined plane 48 of the sliding block seat 42 is provided with a wear-resisting block 43, and the wear-resisting block 43 is matched with the inclined plane 48 of the lower die plate 22.
As shown in fig. 4 and 5, the two sides of the sliding block seat 42 are provided with T-shaped grooves, and the sliding block pressing bar 41 is clamped at the lower end of the T-shaped groove of the sliding block seat 42;
As shown in fig. 4 and 5, the other side of the sliding seat 42 opposite to the inclined plane is further provided with a sliding insert 44, the front end of the sliding insert 44 is further provided with a plurality of sliding insert pins 45, and a plurality of sliding insert pins 45 extend into the lower die core 24.
As shown in fig. 4 and 5, the slide block seat 42 is further provided with an inclined guide rod 46, the inclined guide rod 46 is downwardly inclined on an inclined rod seat 47, and the inclined rod seat 47 is disposed in the lower die plate 22.
As shown in fig. 4 and 5, the straight lock 3 preferably includes a first connecting screw 31, an upper edge lock 32, a second connecting screw 33, and a lower edge lock 34, where the first connecting screw 31 is disposed in the upper mold plate 12, and the lower end of the first connecting screw 31 is provided with the upper edge lock 32; the second connecting screw 33 is arranged in the lower die plate 22, a lower edge lock 34 is arranged at the upper end of the second connecting screw 33, and a connector of the upper edge lock 32 can extend into a connecting groove of the lower edge lock 34.
As shown in fig. 1, a connecting rod 24 is preferably further connected between the upper die plate 12 and the lower die plate 21, and the connecting rod 24 is fixed on the outer side walls of the upper die plate 12 and the lower die plate 21 by screws.
As shown in fig. 1-3, a plurality of guide posts 51 are further disposed between the support plate 13 and the lower die plate 22, a guide sleeve 52 is further disposed on each guide post 51, and the upper die plate 12 is slidably disposed on the plurality of guide posts 51 through the guide sleeve 52.
As shown in fig. 1-3, the lower end of the thimble panel 15 is further provided with a plurality of return pins 61, the return pins 61 penetrate the upper die plate 12 downwards, and springs 62 are further disposed on the return pins 61 between the thimble panel 15 and the upper die plate 12.
In this embodiment, the working principle of the demolding sliding module 4 is as follows:
Because the slider layering 41 is arranged at the lower end of the upper die plate 12 through the screw, and the slider layering 41 is clamped with the T-shaped groove of the slider seat 42, in the demolding process, the upper die 1 is opened, the upper die plate 12 drives the slider layering 41 to move in the moving process, and then drives the slider seat 42 to move upwards in an inclined manner along the inclined guide rod 46, so that the slider insert 44 and the slider insert needle 45 are driven to be far away from the product 100, preliminary demolding is realized, and then the product 100 is ejected out by the ejector pins 19.
The foregoing embodiments and description have been provided merely to illustrate the principles and best modes of carrying out the utility model, and various changes and modifications can be made therein without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a zero presss from both sides mouthful product injection mold, includes upper mould (1) and lower mould (2) that mutually support, its characterized in that: the upper die (1) comprises an upper die bottom plate (11) and an upper die plate (12), two supporting plates (13) are symmetrically arranged between the upper die bottom plate (11) and the upper die plate (12), and a thimble bottom plate (14) and a thimble panel (15) are sequentially arranged at the lower end of the upper die bottom plate (11) between the two supporting plates (13); an upper die core (16) is arranged in the upper die plate (12);
two upper mold cores (17) are symmetrically arranged in the upper mold core (16), and a plurality of upper mold inserts (18) are arranged in each upper mold core (17); the two upper mold cores (17) are also matched with corresponding ejector pins (19); the upper die insert (18) is matched with the corresponding inclined top (20);
the lower die (2) comprises a lower die panel (21) and a lower die plate (22), a groove (23) is formed in the lower die plate (22), a lower die core (24) is arranged in the groove (23), and a cavity (25) used for being matched with the upper die core (17) is formed in the lower die core (24);
The lower template (22) and the upper template (12) are also connected through a plurality of straight locks (3); the four corners of the upper die core (16) are also provided with corresponding pipe positions (5); the four corners of the lower die core (24) are also provided with notches (6) for being matched with the pipe positions (5);
And a plurality of demoulding sliding modules (4) are arranged in the lower mould plate (22) and the upper mould plate (12).
2. The zero-jaw product injection mold of claim 1, wherein: the thimble (19) comprises a round thimble and a square thimble which are arranged on the thimble panel (15), and the round thimble and the square thimble extend downwards into the upper mold core (17); the inclined top (20) is arranged on the thimble panel (15) through an inclined top seat (201), extends downwards and is connected with the upper die insert (18).
3. The zero-jaw product injection mold of claim 1, wherein: the demoulding sliding module (4) comprises a sliding block seat (42) which is in sliding connection with the sliding block pressing bar (41); the sliding block seat (42) is positioned in the lower die plate (22), an inclined plane (48) is arranged on one side of the sliding block seat (42), a wear-resisting block (43) is arranged on the inclined plane (48) of the sliding block seat (42), and the wear-resisting block (43) is matched with the inclined plane (48) of the lower die plate (22).
4. A zero-jaw product injection mold as claimed in claim 3, wherein: the sliding block pressing strips (41) are symmetrically arranged at the lower end of the upper die plate (12), and when the sliding block pressing strips (41) are closed, the sliding block pressing strips are clamped with the strip-shaped grooves of the lower die plate (22).
5. A zero-jaw product injection mold as claimed in claim 3, wherein: the sliding block seat (42) is also provided with a sliding block insert (44) on the other side relative to the inclined plane, the front end of the sliding block insert (44) is also provided with a plurality of sliding block insert pins (45), and a plurality of sliding block insert pins (45) extend into the lower die core (24).
6. The zero-jaw product injection mold of claim 4, wherein: the sliding block seat (42) is also provided with an inclined guide rod (46), the inclined guide rod (46) is arranged in a downward inclined mode and is connected with the inclined rod seat (47), and the inclined rod seat (47) is arranged in the lower die plate (22).
7. The zero-jaw product injection mold of claim 1, wherein: the straight body lock (3) comprises a first connecting screw (31), an upper edge lock (32), a second connecting screw (33) and a lower edge lock (34), wherein the first connecting screw (31) is arranged in the upper die plate (12), and the lower end of the first connecting screw (31) is provided with the upper edge lock (32);
The second connecting screw (33) is arranged in the lower die plate (22), the lower edge lock (34) is arranged at the upper end of the second connecting screw (33), and the connector of the upper edge lock (32) can extend into the connecting groove of the lower edge lock (34).
8. The zero-jaw product injection mold of claim 1, wherein: a connecting rod (26) is further connected between the upper die plate (12) and the lower die plate (21), and the connecting rod (26) is fixed on the outer side walls of the upper die plate (12) and the lower die plate (21) through screws.
9. The zero-jaw product injection mold of claim 1, wherein: a plurality of guide posts (51) are further arranged between the supporting plate (13) and the lower die plate (22), guide sleeves (52) are further arranged on each guide post (51), and the upper die plate (12) is slidably arranged on the plurality of guide posts (51) through the guide sleeves (52).
10. The zero-jaw product injection mold of claim 1, wherein: the lower end of the thimble panel (15) is also provided with a plurality of back needles (61), the back needles (61) downwards penetrate through the upper die plate (12), and springs (62) are further arranged on the back needles (61) between the thimble panel (15) and the upper die plate (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759432.8U CN221022124U (en) | 2023-10-13 | 2023-10-13 | Injection mold for zero-clamping-port product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322759432.8U CN221022124U (en) | 2023-10-13 | 2023-10-13 | Injection mold for zero-clamping-port product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221022124U true CN221022124U (en) | 2024-05-28 |
Family
ID=91133798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322759432.8U Active CN221022124U (en) | 2023-10-13 | 2023-10-13 | Injection mold for zero-clamping-port product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221022124U (en) |
-
2023
- 2023-10-13 CN CN202322759432.8U patent/CN221022124U/en active Active
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