CN218985547U - Plastic mold capable of automatically demolding - Google Patents
Plastic mold capable of automatically demolding Download PDFInfo
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- CN218985547U CN218985547U CN202223145412.3U CN202223145412U CN218985547U CN 218985547 U CN218985547 U CN 218985547U CN 202223145412 U CN202223145412 U CN 202223145412U CN 218985547 U CN218985547 U CN 218985547U
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- center
- mounting groove
- wedge
- lower die
- mold
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Abstract
The utility model discloses an automatic demolding plastic mold, which comprises a base, wherein the top of the base is fixedly connected with a lower mold, the top of the lower mold is provided with an upper mold, the center of the lower mold is provided with an injection molding cavity, and the upper mold is provided with an injection molding hole; the lower die is characterized in that a mounting groove is formed in the center of the lower die, a driving assembly is arranged in the center of the mounting groove, and a demoulding assembly corresponding to the driving assembly is arranged in the center of the mounting groove; according to the utility model, the driving assembly is arranged, so that the driving motor is arranged on the outer wall of the lower die, the installation space can be reduced, the volume of the lower die is further reduced, the production cost is reduced, and the use effect is good; through the drawing of patterns subassembly that sets up for when driving wedge through drive assembly and remove, with it complex wedge push rod also removes thereupon, it is ejecting with the model, not only simple structure, convenient operation has reduced staff's the operation degree of difficulty moreover, has simplified the process, and the result of use is better.
Description
Technical Field
The utility model relates to the technical field of plastic molding, in particular to an automatic demolding plastic mold.
Background
A plastic mold is a short term for a combination mold for compression molding, extrusion molding, injection, blow molding, and low foaming molding. The coordination change of the male die, the female die and the auxiliary forming system can process a series of plastic parts with different shapes and different sizes; the plastic mold mainly comprises a female mold with a variable cavity, which is composed of a female mold combined base plate, a female mold component and a female mold combined clamping plate, and a male mold with a variable core, which is composed of a male mold combined base plate, a male mold component, a male mold combined clamping plate, a cavity cutting component and a side cutting combined plate.
At present, the plastic mould usually needs to be manually taken out of the mould by using auxiliary equipment after film formation, the operation is complicated during demoulding, time and labor are wasted, and the mode of arranging a push rod ejection mould at the center of the lower mould can lead to larger lower mould body area and poorer use effect.
Therefore, it is desirable to provide an automatic demolding plastic mold to solve the above problems.
Disclosure of Invention
The utility model aims to solve the technical problems that the existing plastic mold usually needs to be manually taken out of the mold by using auxiliary equipment after film formation, the operation is complicated during demolding, time and labor are wasted, and the mode of arranging a push rod ejection mold in the center of the lower mold can lead to larger lower mold volume and poorer use effect.
In order to solve the technical problems, the utility model adopts a technical scheme that: the plastic mold comprises a base, wherein the top of the base is fixedly connected with a lower mold, the top of the lower mold is provided with an upper mold, the center of the lower mold is provided with an injection molding cavity, and the upper mold is provided with an injection molding hole;
the lower die is characterized in that a mounting groove is formed in the center of the lower die, a driving assembly is arranged in the center of the mounting groove, and a demoulding assembly corresponding to the driving assembly is arranged in the center of the mounting groove.
The utility model is further provided with: the driving assembly comprises a transmission screw rod which is rotationally connected to the center of the mounting groove, the center of the mounting groove is fixedly connected with two guide posts, one side of the lower die is fixedly connected with a driving motor, and an output shaft of the driving motor is connected with one end of the transmission screw rod.
Through the technical scheme, the driving motor is started, the output shaft of the driving motor drives the transmission screw rod to rotate, and then the wedge block is driven to move, and the guide column plays a guide supporting role in the movement of the wedge block.
The utility model is further provided with: through holes are formed in two sides of the mounting groove, and the transmission screw rod penetrates through the center of the through holes.
Through the technical scheme, the transmission screw rod can rotate at the center of the mounting groove and then synchronously rotate along with the output shaft of the driving motor.
The utility model is further provided with: the demolding assembly comprises a wedge-shaped block which is connected onto the transmission screw rod in a threaded mode, and a wedge-shaped push rod matched with the wedge-shaped block is connected to the center of the lower mold in a sliding mode.
Through the technical scheme, the driving screw rod drives the wedge block to move, the wedge push rod matched with the wedge block also moves upwards, the cooled model is ejected out, and then a worker directly takes out the cooled model, so that blanking can be realized, and the top of the wedge push rod and the bottom of the injection molding cavity are in the same plane when the wedge block is clung to one side of the mounting groove.
The utility model is further provided with: two guide holes are formed in the wedge-shaped block, and the two guide posts penetrate through the centers of the guide holes.
Through the technical scheme, the guide post can play a good supporting role on the movement of the wedge-shaped block.
The utility model is further provided with: the bottom of the injection molding cavity is provided with a mounting hole communicated with the mounting groove, and the wedge-shaped push rod penetrates through the center of the mounting hole.
Through the technical scheme, the wedge-shaped push rod can slide in the center of the mounting hole, and then the model is ejected out.
The utility model is further provided with: the wedge push rod outer wall fixedly connected with sealing washer, just sealing washer outer wall closely laminates with the mounting hole.
Through above-mentioned technical scheme, make the sealing washer play better sealed effect to mounting hole and wedge push rod department, prevent that liquid plastic from flowing out through the mounting hole.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the driving assembly is arranged, so that the driving motor is arranged on the outer wall of the lower die, the installation space can be reduced, the volume of the lower die is further reduced, the production cost is reduced, and the use effect is good;
2. according to the utility model, through the demolding assembly, when the driving assembly drives the wedge block to move, the wedge push rod matched with the wedge block also moves, so that the mold is ejected out, and the mold ejection device has the advantages of simple structure, convenience in operation, reduction of the operation difficulty of staff, simplification of working procedures and better use effect.
Drawings
FIG. 1 is an external view of the present utility model;
FIG. 2 is a first cross-sectional view of the present utility model;
fig. 3 is a second cross-sectional view of the present utility model.
In the figure: 1. a base; 2. a lower die; 3. an upper die; 4. an injection cavity; 5. injection molding holes; 6. a mounting groove; 7. a drive assembly; 701. a transmission screw rod; 702. a guide post; 703. a driving motor; 8. a demolding assembly; 801. wedge blocks; 802. a wedge-shaped push rod; 803. and (3) sealing rings.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Referring to fig. 1-3, an automatic demolding plastic mold comprises a base 1, wherein the top of the base 1 is fixedly connected with a lower mold 2, the top of the lower mold 2 is provided with an upper mold 3, the center of the lower mold 2 is provided with an injection molding cavity 4, and the upper mold 3 is provided with an injection molding hole 5; the center of the lower die 2 is provided with a mounting groove 6, the center of the mounting groove 6 is provided with a driving assembly 7, and the center of the mounting groove 6 is provided with a demoulding assembly 8 corresponding to the driving assembly 7;
as shown in fig. 2 and 3, the driving assembly 7 includes a transmission screw 701 rotatably connected to the center of the installation groove 6, through holes are formed at both sides of the installation groove 6, and the transmission screw 701 penetrates through the center of the through holes; the transmission screw 701 can rotate in the center of the mounting groove 6 and then synchronously rotate along with the output shaft of the driving motor 703; the center of the mounting groove 6 is fixedly connected with two guide posts 702, one side of the lower die 2 is fixedly connected with a driving motor 703, and an output shaft of the driving motor 703 is connected with one end of a transmission screw 701; starting a driving motor 703, and driving the transmission screw 701 to rotate by an output shaft of the driving motor 703, so as to drive the wedge block 801 to move, and guiding and supporting the movement of the wedge block 801 by a guide column 702;
as shown in fig. 2, the demolding assembly 8 comprises a wedge block 801 in threaded connection with a transmission screw 701, wherein two guide holes are formed in the wedge block 801, and two guide posts 702 penetrate through the centers of the guide holes; the guide column 702 can play a good supporting role on the movement of the wedge-shaped block 801; the center of the lower die 2 is connected with a wedge push rod 802 matched with the wedge block 801 in a sliding way; the bottom of the injection cavity 4 is provided with a mounting hole communicated with the mounting groove 6, and the wedge-shaped push rod 802 penetrates through the center of the mounting hole; enabling the wedge push rod 802 to slide in the center of the mounting hole, and then ejecting the model; the outer wall of the wedge-shaped push rod 802 is fixedly connected with a sealing ring 803, and the outer wall of the sealing ring 803 is tightly attached to the mounting hole; the sealing ring 803 has a good sealing effect on the mounting hole and the wedge-shaped push rod 802, so that liquid plastic is prevented from flowing out through the mounting hole; the transmission screw 701 drives the wedge block 801 to move, the wedge push rod 802 matched with the wedge block 801 also moves upwards, the cooled model is ejected out, and then a worker directly takes out the cooled model, so that blanking can be realized, and the top of the wedge push rod 802 and the bottom of the injection cavity 4 are in the same plane when the wedge block 801 is clung to one side of the mounting groove 6.
When the plastic injection molding device is used, firstly, liquefied plastic is injected into the center of the injection molding cavity 4 through the injection molding hole 5, then, cooling is waited, after the cooling is finished, the upper die 3 is opened, then, the driving motor 703 is started, the output shaft of the driving motor 703 drives the transmission screw 701 to rotate, and then the wedge block 801 is driven to move, the guide column 702 plays a role in guiding and supporting the movement of the wedge block 801, the wedge push rod 802 matched with the wedge block 801 also moves upwards along with the movement of the wedge block 801, the cooled model is ejected, then, a worker directly takes out the cooled model, and blanking can be realized, and when the wedge block 801 is clung to one side of the mounting groove 6, the top of the wedge push rod 802 and the bottom of the injection molding cavity 4 are positioned on the same plane.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. The utility model provides an automatic plastic mould of drawing of patterns, includes base (1), its characterized in that: the upper die (3) is arranged at the top of the lower die (2), an injection cavity (4) is formed in the center of the lower die (2), and an injection hole (5) is formed in the upper die (3);
the lower die is characterized in that a mounting groove (6) is formed in the center of the lower die (2), a driving assembly (7) is arranged in the center of the mounting groove (6), and a demoulding assembly (8) corresponding to the driving assembly (7) is arranged in the center of the mounting groove (6).
2. The automatic demolding plastic mold of claim 1, wherein: the driving assembly (7) comprises a transmission screw rod (701) rotatably connected to the center of the mounting groove (6), two guide posts (702) are fixedly connected to the center of the mounting groove (6), a driving motor (703) is fixedly connected to one side of the lower die (2), and an output shaft of the driving motor (703) is connected with one end of the transmission screw rod (701).
3. An automatically releasing plastic mold according to claim 2, wherein: through holes are formed in two sides of the mounting groove (6), and the transmission screw rod (701) penetrates through the center of the through holes.
4. An automatically releasing plastic mold according to claim 2, wherein: the demolding assembly (8) comprises a wedge block (801) which is connected onto the transmission screw rod (701) in a threaded mode, and a wedge push rod (802) matched with the wedge block (801) is connected to the center of the lower mold (2) in a sliding mode.
5. The automatic demolding plastic mold of claim 4, wherein: two guide holes are formed in the wedge-shaped block (801), and two guide posts (702) penetrate through the centers of the guide holes.
6. The automatic demolding plastic mold of claim 4, wherein: the bottom of the injection molding cavity (4) is provided with a mounting hole communicated with the mounting groove (6), and the wedge-shaped push rod (802) penetrates through the center of the mounting hole.
7. The automatic demolding plastic mold of claim 6, wherein: the outer wall of the wedge-shaped push rod (802) is fixedly connected with a sealing ring (803), and the outer wall of the sealing ring (803) is tightly attached to the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223145412.3U CN218985547U (en) | 2022-11-26 | 2022-11-26 | Plastic mold capable of automatically demolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223145412.3U CN218985547U (en) | 2022-11-26 | 2022-11-26 | Plastic mold capable of automatically demolding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218985547U true CN218985547U (en) | 2023-05-09 |
Family
ID=86226145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223145412.3U Active CN218985547U (en) | 2022-11-26 | 2022-11-26 | Plastic mold capable of automatically demolding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218985547U (en) |
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2022
- 2022-11-26 CN CN202223145412.3U patent/CN218985547U/en active Active
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