CN220280393U - Ejecting demoulding mechanism of injection mould - Google Patents
Ejecting demoulding mechanism of injection mould Download PDFInfo
- Publication number
- CN220280393U CN220280393U CN202321662165.6U CN202321662165U CN220280393U CN 220280393 U CN220280393 U CN 220280393U CN 202321662165 U CN202321662165 U CN 202321662165U CN 220280393 U CN220280393 U CN 220280393U
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- cavity
- block
- control rod
- spring
- product
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- 238000002347 injection Methods 0.000 title claims abstract description 19
- 239000007924 injection Substances 0.000 title claims abstract description 19
- 238000009423 ventilation Methods 0.000 claims abstract description 10
- 238000001125 extrusion Methods 0.000 claims description 33
- 238000001746 injection moulding Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to the technical field of mold demolding, in particular to an ejection demolding mechanism of an injection mold, which comprises a substrate, a lower mold, an upper mold and a cavity, wherein the lower mold is fixed above the substrate, the upper mold is arranged above the lower mold, the cavity is arranged in the lower mold, a product injection space is provided, ejector blocks are arranged at the bottom of the cavity and uniformly distributed below the cavity, a control board is fixed below the ejector blocks, and the control board is positioned between the interior of the lower mold and the lower mold to form an up-down sliding structure. This ejecting demoulding mechanism of injection mold is provided with cavity and ventilation groove, shelters from the cavity through the dog when moulding plastics, makes air and ventilation groove intercommunication each other through the removal of dog after the completion of moulding plastics to make the product outside can get into gas, also can cool down the product to a certain extent when making things convenient for product side and die cavity to break away from, make follow-up product can be ejected more easily.
Description
Technical Field
The utility model relates to the technical field of mold demolding, in particular to an ejection demolding mechanism of an injection mold.
Background
When the injection molding is carried out on a product through an injection mold, the processed product needs to be demolded from the inside of the mold in an ejection mode, the ejection demolding mechanism can push the product out of the mold after the product is cooled in a cavity after the product is opened, for example, the ejection mechanism for the injection mold disclosed in the application number CN202221950686.7 and 2023 1 month and 10 days can enable a top plate to be contained in a groove by matching with the use of a connecting block and a second connecting rod when the external upper mold is pressed down, and the first connecting rod is reset under the action of a reset spring, so that the top plate is driven to drive the top plate to push the lower mold of the ejection mechanism through the action of the second connecting rod and the connecting block.
Before ejecting the product, the surface of the molded product is tightly attached to the surface of the cavity, no gas enters the outside of the product and the surface of the cavity, the product is difficult to eject under the action of air pressure when the product is directly ejected, and the excessive ejection force easily causes deformation damage of the product, so that the convenience of ejection and demolding of the product and the overall demolding efficiency are reduced.
Disclosure of Invention
The utility model aims to provide an ejection demoulding mechanism of an injection mould, which aims to solve the problems that before a product is ejected, the surface of a formed product is tightly attached to the surface of a cavity, no gas enters between the outer side of the product and the surface of the cavity, the product is difficult to eject under the action of air pressure when the product is directly ejected, and the deformation and the damage of the product are easily caused by excessive ejection force.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an ejecting demoulding mechanism of injection mold, includes base member, bed die, last mould and die cavity, the bed die is fixed in the top of base member, and the top of bed die is provided with the mould to the inside of bed die is provided with the die cavity, provides the product space of moulding plastics, the bottom of die cavity is provided with the kicking block, and the kicking block evenly distributed in the below of die cavity, and the below of kicking block is fixed with the control panel, the control panel is located and constitutes the vertical sliding structure between the inside of bed die and the bed die, and the below of control panel is connected with flexible controller, controls the removal of control panel and kicking block through flexible controller, the cavity has been seted up to the side of die cavity, and the inside of cavity is provided with the dog, and the opening part through the dog to the cavity keeps out, makes the die cavity outside remain level, the ventilation groove has been seted up to the top of ventilation groove, and the top of ventilation groove is the opening form and offers gas passage in the cavity, the outside through the removal of control panel drive the control panel, the opening that can make the cavity open when the dog outwards remove, the gas in the cavity through the control panel is provided with the control panel.
Further optimize this technical scheme, the cavity evenly distributed is at the side of die cavity, and the opening part of cavity and the surface parallel and level setting each other of dog.
Further optimize this technical scheme, the outer end of control lever is the design of expanding form structure, and the outer end of control lever is provided with first spring, provides external thrust for the control lever through first spring, makes it outwards remove.
Further optimizing the technical scheme, the mobile control mechanism comprises an extrusion block, a second spring, a movable block and a connecting groove;
the extrusion block is arranged above the control rod, an up-down sliding structure is formed between the extrusion block and the lower die, and the surface of the extrusion block is of an inclined structure design;
the second spring is arranged below the extrusion block and provides upward thrust for the extrusion block;
the movable block is fixed above the extrusion block to control the movement of the extrusion block, and the upper end of the movable block penetrates through the upper surface of the base body and forms an up-down sliding structure between the base body and the upper surface of the base body;
the connecting groove is formed in the control rod, the extrusion block is connected with the control rod through the connecting groove, the control rod can be pushed to move through the connecting groove when the extrusion block moves downwards, and the extrusion block can automatically move upwards after the die is opened.
Further optimize this technical scheme, be provided with buffer gear between flexible controller and the control panel, cushion the thrust of flexible controller.
Further optimizing the technical scheme, the buffer mechanism comprises a connecting block, a connector and a third spring;
the connecting block is fixed below the control board;
the connector is fixed above the telescopic controller and is positioned in the connecting block and between the connecting block to form an up-down sliding structure;
and the third spring is arranged above the connector and provides a buffer zone for the movement of the connector.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The ejection demoulding mechanism of the injection mould is provided with the cavity and the ventilation groove, the cavity is shielded by the stop block during injection moulding, and air and the ventilation groove are mutually communicated through movement of the stop block after injection moulding is completed, so that the outer side of a product can enter gas, the side edge of the product and the cavity are separated conveniently, the product can be cooled to a certain extent, the subsequent product can be ejected more easily, and the possibility of the product being ejected during demoulding is reduced;
(2) The injection mold ejection demoulding mechanism is provided with the connector, the connecting block and the third spring, the pushing force received by the ejector block can be buffered through the movement of the connector in the connecting block and the compression of the third spring, and the phenomenon that the product is damaged due to overlarge ejection force of the ejector block caused by the direct action of the moving distance of the telescopic device on the ejector block is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic top view of the lower mold of the present utility model;
FIG. 3 is a schematic diagram of a main sectional structure of a lower die of the utility model;
FIG. 4 is a schematic view of the control lever main section structure of the present utility model;
fig. 5 is a schematic diagram of the main sectional structure of the control panel of the present utility model.
In the figure: 1. a base; 2. a lower die; 3. an upper die; 4. a cavity; 5. a top block; 6. a control board; 7. a telescoping controller; 8. a cavity; 9. a stop block; 10. a vent groove; 11. a control lever; 12. a first spring; 13. extruding a block; 14. a second spring; 15. a movable block; 16. a connecting groove; 17. a connecting block; 18. a connector; 19. and a third spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides an injection mold ejection demoulding mechanism, which comprises a substrate 1, the bed die 2, go up mould 3 and die cavity 4, the bed die 2 is fixed in the top of substrate 1, and the top of bed die 2 is provided with last mould 3, and the inside of bed die 2 is provided with die cavity 4, provide the product space of moulding plastics, the bottom of die cavity 4 is provided with kicking block 5, and kicking block 5 evenly distributed in the below of die cavity 4, and the below of kicking block 5 is fixed with control panel 6, control panel 6 is located the inside of bed die 2 and constitutes upper and lower sliding construction between the bed die 2, and the below of control panel 6 is connected with flexible controller 7, control panel 6 and the removal of kicking block 5 through flexible controller 7, cavity 8 has been seted up to the side of die cavity 4, and the inside of cavity 8 is provided with dog 9, shelter from the opening part of cavity 8 through dog 9, make the die cavity 4 outside keep level, the upper part of the cavity 8 is provided with a vent groove 10, the upper part of the vent groove 10 is opened on the upper surface of the base body 1 in an opening shape, a gas channel is provided in the cavity 8, a control rod 11 is fixed on the outer side of the stop block 9, the stop block 9 is driven to move through the movement of the control rod 11, the opening of the cavity 8 can be opened when the stop block 9 moves outwards, the gas in the vent groove 10 circulates into the cavity 4 through the cavity 8, the outer side of the control rod 11 is provided with a movement control mechanism for adjusting the position of the control rod 11, the cavity 8 is uniformly distributed on the side edge of the cavity 4, the opening part of the cavity 8 and the surface of the stop block 9 are mutually flush, the outer end of the control rod 11 is in an enlarged structural design, the outer end of the control rod 11 is provided with a first spring 12, the control rod 11 is provided with external thrust through the first spring 12, the control rod 11 can move outwards, the movement control mechanism comprises a squeezing block 13, the second spring 14, the movable block 15 and the connecting groove 16, the extrusion block 13 is arranged above the control rod 11, an up-and-down sliding structure is formed between the extrusion block 13 and the lower die 2, the surface of the extrusion block 13 is of an inclined structure design, the second spring 14 is arranged below the extrusion block 13 to provide an upward pushing force for the extrusion block 13, the movable block 15 is fixed above the extrusion block 13 to control the movement of the extrusion block 13, the upper end of the movable block 15 penetrates through the upper surface of the base body 1 and the base body 1 to form an up-and-down sliding structure, the connecting groove 16 is provided with the inside of the control rod 11, the extrusion block 13 is connected with the control rod 11 through the connecting groove 16, the control rod 11 can be pushed to move through the connecting groove 16 when the extrusion block 13 moves downwards, and the extrusion block 13 can automatically move upwards after the die is opened;
when the die is used, the upper die 3 can be pressed onto the lower die 2 to be clamped, then injection molding is carried out in the cavity 4, after the die is clamped, the upper die 3 extrudes the lower die 2, the movable block 15 is pushed downwards to move, the movable block 15 drives the extrusion block 13 to move downwards, the control rod 11 is extruded through the connecting groove 16 when the extrusion block 13 moves downwards, the control rod 11 pushes the stop block 9 to move, the cavity 4 is shielded, the cavity 8 is kept complete, then injection molding is carried out, the upper die 3 is lifted to be opened after the injection molding is finished, after the upper die 3 is lifted, the extrusion block 13 is lifted under the action of the second spring 14, the control rod 11 drives the stop block 9 to move under the action of the first spring 12, the cavity 8 is communicated with the ventilation groove 10, gas can enter the cavity 4 through the cavity 8, the gas pressure in the cavity 4 is adjusted, the gas flow on the side of a product can be enabled to better circulate, a certain auxiliary heat dissipation effect is achieved, and the ejection of a subsequent product is facilitated.
A buffer mechanism is arranged between the telescopic controller 7 and the control board 6 and is used for buffering the thrust of the telescopic controller 7, the buffer mechanism comprises a connecting block 17, a connector 18 and a third spring 19, the connecting block 17 is fixed below the control board 6, the connector 18 is fixed above the telescopic controller 7, the connector 18 is positioned inside the connecting block 17 and between the connecting block 17 to form a vertical sliding structure, and the third spring 19 is arranged above the connector 18 and is used for providing a buffer zone for the movement of the connector 18;
when ejecting the product drawing of patterns is needed, accessible flexible controller 7 promotes control panel 6 and removes, and control panel 6 will drive kicking block 5 and remove, with ejecting in the die cavity 4 of product, and flexible controller 7 when removing, extrudees third spring 19 through connector 18 and promotes connecting block 17 and remove, avoids flexible controller 7's travel distance directly to be used on kicking block 5, has reduced the possibility that the product is propped bad.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The ejection demoulding mechanism of the injection mould comprises a base body (1), a lower mould (2), an upper mould (3) and a cavity (4), wherein the lower mould (2) is fixed above the base body (1), the upper mould (3) is arranged above the lower mould (2), and the cavity (4) is arranged inside the lower mould (2) to provide a product injection moulding space;
the method is characterized in that: the bottom of the cavity (4) is provided with a top block (5), the top block (5) is uniformly distributed below the cavity (4), a control board (6) is fixed below the top block (5), the control board (6) is located inside the lower die (2) and forms a vertical sliding structure between the lower die (2), the lower part of the control board (6) is connected with a telescopic controller (7), the telescopic controller (7) is used for controlling the movement of the control board (6) and the top block (5), a cavity (8) is formed in the side edge of the cavity (4), a stop block (9) is arranged inside the cavity (8), the opening of the cavity (8) is blocked by the stop block (9), the outside of the cavity (4) is kept flat, a ventilation groove (10) is formed above the cavity (8), the upper part of the ventilation groove (10) is opened on the upper surface of the base body (1), a gas channel is provided for the cavity (8), a control rod (11) is fixed on the outer side of the stop block (9), the control rod (11) is used for driving the stop block (8) to move, and the cavity (8) can be opened when the air (8) moves outwards through the stop block (9), the outside of the control rod (11) is provided with a movement control mechanism for adjusting the position of the control rod (11).
2. The injection mold ejection and demolding mechanism according to claim 1, wherein: the cavities (8) are uniformly distributed on the side edges of the cavity (4), and the openings of the cavities (8) and the surfaces of the stop blocks (9) are mutually flush.
3. The injection mold ejection and demolding mechanism according to claim 1, wherein: the outer end of the control rod (11) is of an expanded structural design, a first spring (12) is arranged at the outer end of the control rod (11), and external thrust is provided for the control rod (11) through the first spring (12) so that the control rod can move outwards.
4. An injection mold ejection and demolding mechanism as claimed in claim 3, wherein: the movement control mechanism comprises a squeezing block (13), a second spring (14), a movable block (15) and a connecting groove (16);
the extrusion block (13) is arranged above the control rod (11), an up-down sliding structure is formed between the extrusion block (13) and the lower die (2), and the surface of the extrusion block (13) is of an inclined structure design;
a second spring (14) arranged below the extrusion block (13) for providing an upward pushing force for the extrusion block (13);
the movable block (15) is fixed above the extrusion block (13) to control the movement of the extrusion block (13), and the upper end of the movable block (15) penetrates through the upper surface of the base body (1) and forms an up-down sliding structure between the base body (1);
the connecting groove (16) is formed in the control rod (11), the extrusion block (13) is connected with the control rod (11) through the connecting groove (16), and the control rod (11) can be pushed to move through the connecting groove (16) when the extrusion block (13) moves downwards.
5. The injection mold ejection and demolding mechanism according to claim 1, wherein: a buffer mechanism is arranged between the telescopic controller (7) and the control board (6) to buffer the thrust of the telescopic controller (7).
6. The injection mold ejection and demolding mechanism as claimed in claim 5, wherein: the buffer mechanism comprises a connecting block (17), a connecting head (18) and a third spring (19);
the connecting block (17) is fixed below the control board (6);
the connector (18) is fixed above the telescopic controller (7), and the connector (18) is positioned inside the connecting block (17) and between the connecting block (17) to form an up-down sliding structure;
and a third spring (19) arranged above the connector (18) for providing a buffer zone for the movement of the connector (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321662165.6U CN220280393U (en) | 2023-06-28 | 2023-06-28 | Ejecting demoulding mechanism of injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321662165.6U CN220280393U (en) | 2023-06-28 | 2023-06-28 | Ejecting demoulding mechanism of injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220280393U true CN220280393U (en) | 2024-01-02 |
Family
ID=89327087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321662165.6U Active CN220280393U (en) | 2023-06-28 | 2023-06-28 | Ejecting demoulding mechanism of injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220280393U (en) |
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2023
- 2023-06-28 CN CN202321662165.6U patent/CN220280393U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |