CN214605715U - Demoulding structure of injection mould - Google Patents
Demoulding structure of injection mould Download PDFInfo
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- CN214605715U CN214605715U CN202120118269.5U CN202120118269U CN214605715U CN 214605715 U CN214605715 U CN 214605715U CN 202120118269 U CN202120118269 U CN 202120118269U CN 214605715 U CN214605715 U CN 214605715U
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- 238000002347 injection Methods 0.000 title claims abstract description 14
- 239000007924 injection Substances 0.000 title claims abstract description 14
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001746 injection moulding Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a demoulding structure of an injection mould, which comprises a movable mould plate, a movable mould core, a sliding block groove fixed block, a movable sliding block, a mandril and a top plate; the movable die core is movably sleeved in the movable die plate, the sliding block groove fixing block is fixed on the movable die plate, the movable sliding block is movably installed in the movable die plate, the inner side of the movable sliding block is in sliding connection with the sliding block groove fixing block, the top surface of the movable sliding block abuts against the bottom surface of the movable die core, the upper portion of the ejector rod movably penetrates into the guide hole of the movable die plate from bottom to top, the upper end of the ejector rod abuts against the bottom surface of the movable sliding block, and the lower end of the ejector rod is fixed on the ejector plate. During the die sinking, the ejector pin rebound under the ejection of roof, the upper end of ejector pin upwards pushes up movable slider, and movable slider pushes up movable mould benevolence, and movable mould benevolence is ejecting with injection moulding's product, because the utility model discloses drawing of patterns in-process movable mould benevolence has played the effect of push pedal, has saved a push pedal in the traditional mould, has simple structure's advantage.
Description
Technical Field
The utility model relates to an injection mold especially relates to an injection mold's demoulding structure.
Background
The plastic injection mold is a tool for producing plastic products and has wide application. In the injection molding of plastic products, most of the plastic products are provided with demolding mechanisms for ejecting the products, and the traditional demolding mechanism contains a pushing plate for demolding, so that the structure is complex.
Disclosure of Invention
An object of the utility model is to provide a simple structure's injection mold's demoulding structure.
In order to achieve the above object, the technical solution of the present invention is:
the utility model relates to a demoulding structure of an injection mould, which comprises a movable mould plate, a movable mould core, a sliding block groove fixed block, a movable sliding block, a mandril and a top plate; the movable die core is movably sleeved in the movable die plate, the sliding block groove fixing block is fixed on the movable die plate, the movable sliding block is movably installed in the movable die plate, the inner side of the movable sliding block is in sliding connection with the sliding block groove fixing block, the top surface of the movable sliding block abuts against the bottom surface of the movable die core, the upper portion of the ejector rod movably penetrates into the guide hole of the movable die plate from bottom to top, the upper end of the ejector rod abuts against the bottom surface of the movable sliding block, and the lower end of the ejector rod is fixed on the ejector plate.
The lower end of the sliding block groove fixing block is fixed on the movable template through screws, a sliding groove is formed in the outer side wall of the sliding block groove fixing block, the sliding groove is inclined inwards and upwards, and the movable sliding block is in sliding connection with the sliding groove in the outer side wall of the sliding block groove fixing block in a groove block matching mode.
The utility model also comprises a limit screw; the movable mould core is provided with a stepped hole, a limit screw penetrates through the stepped hole in the movable mould core in a clearance fit mode, the upper end of the limit screw is fixedly connected with the bottom surface of the movable mould core, the pan head of the limit screw can abut against the stepped surface of the stepped hole in the movable mould core, and the distance between the pan head of the limit screw and the stepped surface of the stepped hole in the movable mould core is the limit height.
The utility model also comprises a return spring; the reset spring is arranged between the movable mould plate and the top plate.
After the scheme is adopted, because the utility model discloses a movable mould board, the movable mould benevolence, take-up housing fixed block, the activity slider, the ejector pin, the roof, the ejector pin rebound under the ejection of roof, the upper end of ejector pin pushes up movable slider, the activity slider is along spout slant rebound on the take-up housing fixed block lateral wall and pushes up movable mould benevolence, movable mould benevolence is ejecting with injection moulding's product, movable mould benevolence rebound is held by stop screw after certain distance, no longer shifts up to accomplish the drawing of patterns action of whole product, the utility model discloses an effect of push pedal has been played to the movable mould benevolence, has saved a push pedal in the traditional mould, has simple structure's advantage.
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a state diagram of the mold assembly of the present invention;
FIG. 2 is a state diagram of the mold opening process of the present invention;
FIG. 3 is a state diagram of the complete mold opening of the present invention;
fig. 4 is a perspective sectional view showing the state of the mold assembly of the present invention.
Detailed Description
As shown in fig. 1 and 4, the utility model relates to a demoulding structure of injection mould, which comprises a movable mould plate 1, a movable mould core 2, a sliding block groove fixing block 3, a movable sliding block 4, a mandril 5, a top plate 6, a limit screw 7 and a reset spring 8.
The movable die core 2 is movably sleeved in the movable die plate 1, the lower end of the sliding block groove fixing block 3 is fixed on the movable die plate 1 through a screw 10, a sliding groove 31 is formed in the outer side wall of the sliding block groove fixing block 3, the sliding groove 31 inclines inwards and upwards, the movable sliding block 4 is movably installed in the movable die plate 1, the inner side of the movable sliding block 4 is in sliding connection with the sliding groove 31 in the outer side wall of the sliding block groove fixing block 3 in a groove block matching mode, and the top surface of the movable sliding block 4 abuts against the bottom surface of the movable die core 2; the upper part of the ejector rod 5 movably penetrates into the guide hole 11 of the movable template 1 from bottom to top, the upper end of the ejector rod 5 is propped against the bottom surface of the movable slide block 4, and the lower end of the ejector rod 5 is fixed on the top plate 6. The movable mould plate 1 is provided with a stepped hole 12, the limit screw 7 penetrates through the stepped hole 11 in the movable mould plate 1 in a clearance fit mode, the upper end of the limit screw 7 is fixedly connected with the bottom surface of the movable mould core 2, the pan head of the limit screw 7 can abut against the stepped surface of the stepped hole 11 in the movable mould plate 1, and the distance between the pan head of the limit screw 7 and the stepped surface of the stepped hole 11 in the movable mould plate 1 is the limit height H. The return spring 8 is arranged between the movable mould plate 1 and the top plate 6.
The utility model discloses a theory of operation:
as shown in fig. 2 and 3, when the mold is opened, the upper end of the ejector rod 5 pushes the movable slider 4 upwards, the movable slider 4 moves upwards along the sliding groove 31 on the outer side wall of the slider groove fixing block 3 in an inclined manner and pushes the movable mold core 2, the movable mold core 2 pushes out the injection molded product, and the movable mold core 2 is pulled by the limit screw 7 after moving upwards to a certain distance and does not move upwards any more, so that the demolding action of the whole product is completed.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.
Claims (4)
1. The utility model provides an injection mold's demoulding structure which characterized in that: comprises a movable template, a movable mould core, a sliding block groove fixing block, a movable sliding block, a push rod and a top plate; the movable die core is movably sleeved in the movable die plate, the sliding block groove fixing block is fixed on the movable die plate, the movable sliding block is movably installed in the movable die plate, the inner side of the movable sliding block is in sliding connection with the sliding block groove fixing block, the top surface of the movable sliding block abuts against the bottom surface of the movable die core, the upper portion of the ejector rod movably penetrates into the guide hole of the movable die plate from bottom to top, the upper end of the ejector rod abuts against the bottom surface of the movable sliding block, and the lower end of the ejector rod is fixed on the ejector plate.
2. The demolding structure of an injection mold according to claim 1, wherein: the lower end of the sliding block groove fixing block is fixed on the movable template through screws, a sliding groove is formed in the outer side wall of the sliding block groove fixing block, the sliding groove is inclined inwards and upwards, and the movable sliding block is in sliding connection with the sliding groove in the outer side wall of the sliding block groove fixing block in a groove block matching mode.
3. The demolding structure of an injection mold according to claim 1, wherein: the device also comprises a limit screw; the movable mould core is provided with a stepped hole, a limit screw penetrates through the stepped hole in the movable mould core in a clearance fit mode, the upper end of the limit screw is fixedly connected with the bottom surface of the movable mould core, the pan head of the limit screw can abut against the stepped surface of the stepped hole in the movable mould core, and the distance between the pan head of the limit screw and the stepped surface of the stepped hole in the movable mould core is the limit height.
4. The demolding structure of an injection mold according to claim 1, wherein: the device also comprises a return spring; the reset spring is arranged between the movable mould plate and the top plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118269.5U CN214605715U (en) | 2021-01-15 | 2021-01-15 | Demoulding structure of injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118269.5U CN214605715U (en) | 2021-01-15 | 2021-01-15 | Demoulding structure of injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214605715U true CN214605715U (en) | 2021-11-05 |
Family
ID=78436883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120118269.5U Active CN214605715U (en) | 2021-01-15 | 2021-01-15 | Demoulding structure of injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214605715U (en) |
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2021
- 2021-01-15 CN CN202120118269.5U patent/CN214605715U/en active Active
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