CN218453156U - Front panel injection mold - Google Patents
Front panel injection mold Download PDFInfo
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- CN218453156U CN218453156U CN202222689867.5U CN202222689867U CN218453156U CN 218453156 U CN218453156 U CN 218453156U CN 202222689867 U CN202222689867 U CN 202222689867U CN 218453156 U CN218453156 U CN 218453156U
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- core pulling
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Abstract
The utility model provides a front panel injection mold, including movable mould and cover half, be formed with the die cavity between movable mould and the cover half, the lateral wall department of movable mould has seted up the knockout core groove, it is provided with the subassembly of loosing core to loose core the inslot, the subassembly of loosing core includes the knockout core piece, the core pulling rod, the spout has been seted up to the tank bottom portion of loosing core, the knockout core hole of slope is seted up in the knockout core piece to the spout, and the interval of knockout core hole and movable mould is crescent to die cavity one side, the one end fixed connection of knockout core rod is in the cover half, the other end of knockout core rod stretches into the knockout core hole and slides with the knockout core hole and links to each other, the knockout core piece is equipped with the die head, make the knockout core remove towards the die cavity direction along the spout when closing the mould, make the die head stretch into the die cavity, shaping counter bore during the mould plastics, the movable mould removes and drives the slip between knockout core piece and the knockout core piece, make the knockout core remove along the spout, thereby make the die head take out the die head from the die cavity, thereby make the mould have the convenience to drop, the advantage that the injection molding effect is good.
Description
Technical Field
The utility model relates to an injection mold, in particular to front panel injection mold.
Background
At present, as shown in fig. 1, the existing front panel includes a front panel body 31, a bottom surface of the front panel body 31 is a concave surface, when the front panel body 31 is injection molded, the concave surface is attached to a movable mold, a vertical direction of the concave surface is a mold opening direction of the mold, a bottom of the front panel body 31 is provided with a counter bore 32, an axial direction of the counter bore 32 is perpendicular to the mold opening direction, the counter bore 32 is reversely buckled in the fixed mold, and the front panel body 31 cannot be demolded when being removed integrally.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a front panel injection mold, it has the convenient drawing of patterns in the operation of moulding plastics, the effectual advantage of moulding plastics.
In order to solve the technical problem, the technical scheme of the utility model is that: a front panel injection mold comprises a movable mold and a fixed mold, wherein a cavity is formed between the movable mold and the fixed mold, a core pulling groove is formed in the side wall of the movable mold, and a core pulling assembly is arranged in the core pulling groove;
the subassembly of loosing core is including loosing core piece, core-pulling rod, the spout has been seted up to the tank bottom portion of loosing core, the core-pulling piece slide connect in the spout, set up the core-pulling hole of slope in the core-pulling piece, just the core-pulling hole with the interval of movable mould to die cavity one side crescent, the one end fixed connection of core-pulling rod in the cover half, the other end of core-pulling rod stretches into the core-pulling hole and with the core-pulling hole slides and links to each other, the core-pulling piece is equipped with the die head, the die head stretches into the die cavity for the shaping counter bore.
Through the technical means, when the mold is opened, the movable mold moves to drive the core pulling rod and the core pulling block to slide, so that the core pulling block moves along the direction that the sliding groove deviates from the cavity, the mold head is pulled out of the cavity, and the mold has the advantages of convenience in falling and good injection molding effect.
Preferably, the core pulling assembly further comprises a core pulling pressing plate fixed on the movable mold, and the core pulling pressing plate is used for limiting the core pulling block and the movable mold to be separated from each other.
Through the technical means, the core-pulling pressing plate is used for limiting the core-pulling block to be separated from the movable die, so that the core-pulling block can slide in the sliding groove while being fixed on the movable die, and the die is more stable in the die opening process.
Preferably, the core pulling assembly further comprises a guide block, the guide block is fixedly connected with the fixed die, a first inclined plane is formed on the side surface of the guide block, a second inclined plane is formed on the side surface of the core pulling block, and the second inclined plane is used for being tightly attached to the first inclined plane.
Through the technical means, the moving distance and the moving direction of the core pulling block are limited through the sliding of the first inclined surface and the second inclined surface, the phenomenon that the die head cannot be separated from the counter sink due to the fact that the core pulling block is displaced mistakenly is prevented, and the phenomenon that the die cannot be demoulded is avoided.
Preferably, the side face of the movable mold is fixedly provided with an extension plate, the extension plate is far away from the end part of the core-pulling block, and the limit block is used for abutting against the core-pulling block.
Through the technical means, the sliding range of the core pulling block is limited through the extension plate, the core pulling block is prevented from falling out of the movable die after sliding over travel through the limiting block, and the reliability of the die is improved.
Preferably, an air vent is formed in the core pulling block, one end of the air vent penetrates through the die head, and the other end of the air vent is communicated with the outside.
Through the technical means, the core pulling rod is easier to separate from a product, the counter sink is not easy to damage by pulling, and the rejection rate of the die is reduced.
Preferably, the die head is in threaded connection with the core pulling block.
Through the technical means, the die head can be replaced to change the position and the size of the countersunk hole, so that the application range of the die is wider, and the die is suitable for more products.
Preferably, the core pulling assembly further comprises a fixed block, a step hole is formed in the fixed block, a boss matched with the step hole is arranged on the core pulling rod, and the fixed block is used for fixing the core pulling rod on the fixed die.
Through the technical means, the core pulling rod is fixed through the fixing block, and the replacement difficulty and the processing cost of the core pulling rod after abrasion are reduced.
Drawings
FIG. 1 is a schematic view of a front panel according to an embodiment;
FIG. 2 is a schematic partial cross-sectional view of an embodiment;
FIG. 3 is a partial enlarged view of the embodiment;
FIG. 4 is a schematic structural diagram of a core pulling assembly in the embodiment;
FIG. 5 is a sectional view of the core pulling assembly in the embodiment;
FIG. 6 is a schematic structural view of a movable mold in the embodiment.
Reference numerals: 1. fixing a mold; 2. moving the mold; 3. a cavity; 31. a front panel body; 32. countersinking; 4. a core drawing groove; 41. a chute; 5. a core pulling assembly; 51. core extraction; 511. a die head; 512. a vent hole; 513. a second inclined plane; 514. core pulling holes; 52. drawing the core rod; 521. a boss; 53. a core-pulling pressing plate; 54. a guide block; 541. a first inclined plane; 55. an extension plate; 551. a limiting block; 56. a fixed block; 561. a stepped bore.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
A front panel injection mold is shown in figures 2 to 6 and comprises a movable mold 2 and a fixed mold 1, a cavity 3 is formed between the movable mold 2 and the fixed mold 1, a core pulling groove 4 is formed in the side wall of the movable mold 2, a core pulling assembly 5 is arranged in the core pulling groove 4, and the core pulling assembly 5 is used for completing the molding of a countersunk hole 32.
The core pulling assembly 5 comprises a core pulling block 51 and a core pulling rod 52, a sliding groove 41 is formed in the bottom of the core pulling groove 4, the core pulling block 51 is connected to the sliding groove 41 in a sliding mode, an inclined core pulling hole 514 is formed in the core pulling block 51, the distance between the core pulling hole 514 and the movable mold 2 gradually increases towards one side of the mold cavity 3, one end of the core pulling rod 52 is fixedly connected to the fixed mold 1, the other end of the core pulling rod 52 extends into the core pulling hole 514 and is connected with the core pulling hole 514 in a sliding mode, the core pulling block 51 is provided with a mold head 511, the core pulling block 51 moves towards the mold cavity 3 along the sliding groove 41 when the mold is closed, the mold head 511 extends into the mold cavity 3, a countersunk hole 32 is formed during injection molding, the movable mold 2 moves to drive the core pulling block 52 and the core pulling block 51 to slide along the direction that the sliding groove 41 deviates from the mold cavity 3, the mold head 511 is pulled out of the mold cavity 3, and therefore the mold has the advantages of convenience in falling and the injection molding effect.
The core-pulling assembly 5 further comprises a core-pulling pressing plate 53, the core-pulling pressing plate 53 is fixed on the movable die 2, the core-pulling pressing plate 53 presses the top surface of the core-pulling block 51 to limit the core-pulling block 51 to be separated from the movable die 2, and the core-pulling block 51 can slide in the sliding groove 41 while being fixed on the movable die 2, so that the die is more stable in the die opening process.
The core-pulling assembly 5 further comprises a guide block 54, the guide block 54 is fixedly connected with the fixed die 1, a first inclined surface 541 is formed in the side surface of the guide block 54, a second inclined surface 513 is formed in the side surface of the core-pulling block 51, the second inclined surface 513 is used for being tightly attached to the first inclined surface 541, the moving distance and the moving direction of the core-pulling block 51 are limited through the sliding of the first inclined surface 541 and the second inclined surface 513, the core-pulling block 51 is made to move away from the cavity 3 in the die opening process, the core-pulling block 51 is made to move towards the cavity 3 in the die closing process, the die head 511 cannot be separated from the counter bore 32 due to the fact that the core-pulling block 51 is mistakenly moved is prevented, and the die cannot be demolded.
An extension plate 55 is fixedly arranged on the side surface of the movable mold 2, a limit block 551 is arranged on the end part of the extension plate 55 far away from the core-pulling block 51, and the limit block 551 is used for abutting against the core-pulling block 51. The extension plate 55 limits the sliding range of the core pulling block 51, and the limit block 551 prevents the core pulling block 51 from falling off the movable die 2 after sliding over the travel, thereby increasing the reliability of the die.
The core block 51 is provided with a vent 512, one end of the vent 512 penetrates through the die 511, and the other end of the vent 512 is communicated with the outside. After the injection molding of the mold is completed, air enters the cavity 3 through the vent holes 512, so that the core pulling rod 52 is easier to separate from the product, the counter sink 32 is not easy to damage by pulling, and the rejection rate of the mold is reduced.
The die head 511 is screwed with the core block 51. The die head 511 can be replaced to change the position and the size of the counter sink 32, so that the application range of the die is wider, and the die is suitable for more products.
The core pulling assembly 5 further comprises a fixing block 56, the fixing block 56 is provided with a step hole 561, the angle of the step hole 561 is required to be consistent with the core pulling angle, the core pulling rod 52 is provided with a boss 521 matched with the step hole 561, the fixing block 56 is used for fixing the core pulling rod 52 on the fixed die 1, the core pulling rod 52 is fixed through the fixing block 56, when the core pulling rod 52 is worn, the core pulling rod 52 is replaced only by detaching the fixing block 56, and the replacement difficulty and the processing cost of the core pulling rod 52 are reduced.
Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.
Claims (7)
1. The utility model provides a front panel injection mold, includes movable mould (2) and cover half (1), be formed with die cavity (3), characterized by between movable mould (2) and cover half (1): a core pulling groove (4) is formed in the side wall of the movable mold (2), and a core pulling assembly (5) is arranged in the core pulling groove (4);
loose core subassembly (5) are including core pulling piece (51), core pulling rod (52), spout (41) have been seted up to core pulling groove (4) bottom, core pulling piece (51) slide connect in spout (41), set up inclined core pulling hole (514) in core pulling piece (51), just core pulling hole (514) with the interval of movable mould (2) to die cavity (3) one side crescent, the one end fixed connection of core pulling rod (52) in fixed mould (1), the other end of core pulling rod (52) stretches into core pulling hole (514) and with core pulling hole (514) slide and link to each other, core pulling piece (51) are equipped with die head (511), die head (511) stretch into die cavity (3) for shaping countersunk hole (32).
2. The front panel injection mold of claim 1, wherein: the core pulling assembly (5) further comprises a core pulling pressing plate (53) fixed on the movable die (2), and the core pulling pressing plate (53) is used for limiting the core pulling block (51) and the movable die (2) to be separated.
3. The front panel injection mold of claim 1, wherein: the core pulling assembly (5) further comprises a guide block (54), the guide block (54) is fixedly connected with the fixed die (1), a first inclined plane (541) is formed in the side surface of the guide block (54), a second inclined plane (513) is formed in the side surface of the core pulling block (51), and the second inclined plane (513) is used for being tightly attached to the first inclined plane (541).
4. The front panel injection mold of claim 1, wherein: an extension plate (55) is fixedly arranged on the side face of the movable die (2), a limit block (551) is arranged on the end part, far away from the core-pulling block (51), of the extension plate (55), and the limit block (551) is used for abutting against the core-pulling block (51).
5. The front panel injection mold of claim 1, wherein: a vent hole (512) is formed in the core-pulling block (51), one end of the vent hole (512) penetrates through the die head (511), and the other end of the vent hole (512) is communicated with the outside.
6. The front panel injection mold of claim 1, wherein: the die head (511) is in threaded connection with the core block (51).
7. The front panel injection mold of claim 1, wherein: the core pulling assembly (5) further comprises a fixing block (56), a step hole (561) is formed in the fixing block (56), a boss (521) matched with the step hole (561) is arranged on the core pulling rod (52), and the fixing block (56) is used for fixing the core pulling rod (52) on the fixed die (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222689867.5U CN218453156U (en) | 2022-10-10 | 2022-10-10 | Front panel injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222689867.5U CN218453156U (en) | 2022-10-10 | 2022-10-10 | Front panel injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218453156U true CN218453156U (en) | 2023-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222689867.5U Active CN218453156U (en) | 2022-10-10 | 2022-10-10 | Front panel injection mold |
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| Country | Link |
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| CN (1) | CN218453156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115847741A (en) * | 2023-02-27 | 2023-03-28 | 宁波和鑫光电科技有限公司 | Core-pulling mechanism of injection mold |
-
2022
- 2022-10-10 CN CN202222689867.5U patent/CN218453156U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115847741A (en) * | 2023-02-27 | 2023-03-28 | 宁波和鑫光电科技有限公司 | Core-pulling mechanism of injection mold |
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