CN212602991U - Five metals positioning mechanism in injection mold - Google Patents
Five metals positioning mechanism in injection mold Download PDFInfo
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- CN212602991U CN212602991U CN202021880438.0U CN202021880438U CN212602991U CN 212602991 U CN212602991 U CN 212602991U CN 202021880438 U CN202021880438 U CN 202021880438U CN 212602991 U CN212602991 U CN 212602991U
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- positioning mechanism
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Abstract
The utility model relates to a hardware positioning mechanism in an injection mold, which comprises a mold core and a positioning needle positioned on the mold core; the mold core has the freedom degree of moving up and down and is used for enabling the positioning needle to extend into the cavity of the mold core to position the hardware before injection molding and drawing out the cavity before pressure maintaining after injection molding. The utility model discloses a hardware positioning mechanism in an injection mold, which can complete the positioning of hardware plug-in units under the condition of not changing the structure of a customer product; before pressure maintaining, the positioning needle is drawn out, and then pressure maintaining is utilized to fill the gap of the drawn positioning needle with plastic, thereby meeting the requirements of customers.
Description
Technical Field
The utility model relates to a field of moulding plastics especially relates to a five metals positioning mechanism in injection mould.
Background
A hardware positioning mechanism in a special die of an injection mold is used for enabling hardware to participate in injection molding and enabling a plastic part not to be allowed to have hardware to be exposed, and the hardware positioning mechanism can enable a hardware plug-in to be more stable in molding, guarantees the integrity of a product and improves the productivity. The mechanism is used with a battery valve and is determined according to the structure of the product and the requirements of customers.
The requirements of the mold industry are varied, the requirements on products in the mold industry are higher and higher, and automobile products are more strict. However, this method results in a loss of some strength to the product and also results in possible exposure of hardware.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a hardware positioning mechanism in an injection mold, which can complete the positioning of hardware plug-in units under the condition of not changing the structure of a customer product; before pressure maintaining, the positioning needle is drawn out, and then pressure maintaining is utilized to fill the gap of the drawn positioning needle with plastic, thereby meeting the requirements of customers.
The utility model provides a technical scheme that its technical problem adopted is: a hardware positioning mechanism in an injection mold comprises a mold core and a positioning needle positioned on the mold core; the mold core has the freedom degree of moving up and down and is used for enabling the positioning needle to extend into the cavity of the mold core to position the hardware before injection molding and drawing out the cavity before pressure maintaining after injection molding.
The positioning mechanism also comprises a guide block fixed at the bottom side of the die core; the guide block is provided with an upper guide groove and a lower guide groove; the core is fittingly installed in the guide groove for allowing the core to have a degree of freedom of moving up and down in the guide groove.
The positioning mechanism further comprises a deflector rod; the mold core is provided with a toggle hole; the deflector rod penetrates through the guide block and then is matched with a deflector hole of the mold core; the matching surface between the shifting lever and the shifting hole is an inclined surface; the shifting rod is used for enabling the mold core to move upwards or downwards along the guide groove under the action of the inclined surface by moving along the length direction of the shifting rod.
The top surface of the mold core is provided with a spring groove; a spring is arranged in the spring groove; the top end of the spring is propped against the bottom side of the die core; the spring is used for enabling the mold core to move downwards, and then enabling the positioning needle to be pulled out of the mold cavity of the mold core.
The positioning mechanism further comprises a drive element; the driving element is used for driving the deflector rod to move along the length direction of the deflector rod.
The tail end of the deflector rod is provided with a deflector rod seat; the driving element is assembled with the shifting rod seat.
The tail end of the deflector rod is provided with a convex ring; the deflector rod seat is provided with a T-shaped groove in the vertical direction; the deflector rod is matched with the T-shaped groove of the deflector rod seat through the convex ring.
The utility model has the advantages that: the utility model discloses a hardware positioning mechanism in an injection mold, which can complete the positioning of hardware plug-in units under the condition of not changing the structure of a customer product; before pressure maintaining, the positioning needle is drawn out, and then pressure maintaining is utilized to fill the gap of the drawn positioning needle with plastic, thereby meeting the requirements of customers.
Drawings
FIG. 1 is a schematic perspective view of a hardware positioning mechanism in an injection mold according to an embodiment;
FIG. 2 is a schematic top view of an embodiment of a hardware positioning mechanism in an injection mold;
FIG. 3 is a schematic cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic front view of a hardware positioning mechanism in an injection mold according to an embodiment;
FIG. 5 is a schematic cross-sectional view of B-B of FIG. 4;
FIG. 6 is a schematic perspective view of an injection mold with an injection-molded product and a hardware positioning mechanism in the injection mold according to the embodiment.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
Examples
As shown in fig. 1 to 6, the present embodiment provides a hardware positioning mechanism in an injection mold, which includes a core 8, a positioning pin 10 located on the core; the mold core 8 has a freedom degree of moving up and down, and is used for enabling the positioning needle 10 to extend into the cavity of the mold core 5 before injection molding to position the hardware 6, and drawing out the cavity before pressure maintaining after injection molding.
In the hardware positioning mechanism in the injection mold of the embodiment, the positioning mechanism further comprises a guide block 4 fixed on the bottom side of the mold core 5; the guide block 4 is provided with an upper guide groove 7 and a lower guide groove 7; the core 8 is fittingly mounted in the guide slot 7 for allowing the core 8 to have freedom of movement up and down in the guide slot 7.
In the hardware positioning mechanism in the injection mold of the embodiment, the positioning mechanism further comprises a shift lever 3; the mold core 8 is provided with a toggle hole; the deflector rod 3 passes through the guide block 4 and then is matched with a deflector hole of the mold core 8; the matching surface between the shifting lever 3 and the shifting hole is an inclined surface; the deflector is used for moving the core upwards or downwards along the guide groove 7 under the action of the inclined surface by moving along the length direction of the deflector.
In the hardware positioning mechanism in the injection mold of the embodiment, a spring groove is formed in the top surface of the mold core 8; a spring 9 is arranged in the spring groove; the top end of the spring 9 is propped against the bottom side of the die core 5; the spring 9 is used for enabling the mold core 8 to move downwards, and further enabling the positioning needle to be pulled out of the mold cavity of the mold core.
In the hardware positioning mechanism in the injection mold of the embodiment, the positioning mechanism further includes a driving element 1; the driving element 1 is used for driving the deflector rod to move along the length direction of the deflector rod.
In the hardware positioning mechanism in the injection mold of the embodiment, a deflector rod seat 2 is installed at the tail end of the deflector rod 3; the driving element 1 is assembled with the shift lever seat 2.
In the hardware positioning mechanism in the injection mold of the embodiment, a convex ring 12 is arranged at the tail end of the shift lever 3; the poking rod seat 2 is provided with a T-shaped groove 13 in the vertical direction; the shift lever 3 is matched with a T-shaped groove 13 of the shift lever seat 2 through a convex ring 12.
In the hardware positioning mechanism in the injection mold of the embodiment, the cylinder drives the deflector rod to enable the mold core to be in an upper limiting state, the positioning needle extends into a mold cavity of the mold core, and at the moment, hardware is installed at the top end of the positioning needle; then, closing the mold, injecting plastic, after injection, before pressure maintaining, driving the deflector rod to limit backwards by the cylinder, enabling the mold core to move downwards under the action of the matching inclined plane and the spring, further driving the positioning needle to move downwards, drawing out the mold cavity, and then maintaining the pressure; the plastic fills the gap caused by the extraction of the positioning needle under the pressure maintaining effect.
The hardware positioning mechanism in the injection mold can complete the positioning of hardware plug-ins under the condition of not changing the structure of a customer product; before pressure maintaining, the positioning needle is drawn out, and then pressure maintaining is utilized to fill the gap of the drawn positioning needle with plastic, thereby meeting the requirements of customers.
The above-mentioned embodiments should not limit the present invention in any way, and all the technical solutions obtained by adopting equivalent replacement or equivalent conversion fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a five metals positioning mechanism in injection mold which characterized in that: comprises a core and a positioning needle positioned on the core; the mold core has the freedom degree of moving up and down and is used for enabling the positioning needle to extend into the cavity of the mold core to position the hardware before injection molding and drawing out the cavity before pressure maintaining after injection molding.
2. The injection mold hardware positioning mechanism of claim 1, wherein: the positioning mechanism also comprises a guide block fixed at the bottom side of the die core; the guide block is provided with an upper guide groove and a lower guide groove; the core is fittingly installed in the guide groove for allowing the core to have a degree of freedom of moving up and down in the guide groove.
3. The injection mold hardware positioning mechanism of claim 2, wherein: the positioning mechanism further comprises a deflector rod; the mold core is provided with a toggle hole; the deflector rod penetrates through the guide block and then is matched with a deflector hole of the mold core; the matching surface between the shifting lever and the shifting hole is an inclined surface; the shifting rod is used for enabling the mold core to move upwards or downwards along the guide groove under the action of the inclined surface by moving along the length direction of the shifting rod.
4. The injection mold hardware positioning mechanism of claim 3, wherein: the top surface of the mold core is provided with a spring groove; a spring is arranged in the spring groove; the top end of the spring is propped against the bottom side of the die core; the spring is used for enabling the mold core to move downwards, and then enabling the positioning needle to be pulled out of the mold cavity of the mold core.
5. The injection mold inner hardware positioning mechanism of claim 3 or 4, characterized in that: the positioning mechanism further comprises a drive element; the driving element is used for driving the deflector rod to move along the length direction of the deflector rod.
6. The injection mold hardware positioning mechanism of claim 5, wherein: the tail end of the deflector rod is provided with a deflector rod seat; the driving element is assembled with the shifting rod seat.
7. The injection mold hardware positioning mechanism of claim 6, wherein: the tail end of the deflector rod is provided with a convex ring; the deflector rod seat is provided with a T-shaped groove in the vertical direction; the deflector rod is matched with the T-shaped groove of the deflector rod seat through the convex ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880438.0U CN212602991U (en) | 2020-09-01 | 2020-09-01 | Five metals positioning mechanism in injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880438.0U CN212602991U (en) | 2020-09-01 | 2020-09-01 | Five metals positioning mechanism in injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212602991U true CN212602991U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021880438.0U Active CN212602991U (en) | 2020-09-01 | 2020-09-01 | Five metals positioning mechanism in injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212602991U (en) |
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2020
- 2020-09-01 CN CN202021880438.0U patent/CN212602991U/en active Active
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