CN213593543U - Delay ejection structure for improving product top height - Google Patents
Delay ejection structure for improving product top height Download PDFInfo
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- CN213593543U CN213593543U CN202022493338.9U CN202022493338U CN213593543U CN 213593543 U CN213593543 U CN 213593543U CN 202022493338 U CN202022493338 U CN 202022493338U CN 213593543 U CN213593543 U CN 213593543U
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- thimble
- ejector pin
- delay
- plate
- die holder
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Abstract
The utility model relates to the technical field of mold, specifically disclose delay ejecting structure of improving product top, including the die holder, mould benevolence, thimble board and bottom plate, the ejector pin of injection molding machine passes the bottom plate and drives the activity of thimble board towards the die holder direction, be equipped with first thimble and second thimble on the thimble board, the thimble board is from top to bottom including thimble panel and thimble hypoplastron, first thimble and second thimble are all installed on thimble panel, the upper end of first thimble and second thimble all can pass the die holder and mould benevolence with the plastic product on the mould benevolence ejecting, and the lower extreme of first thimble can pass the activity of thimble panel towards thimble hypoplastron, be equipped with the delay thimble of mobile setting on the thimble hypoplastron, the upper end of delaying the thimble hypoplastron runs through the upper surface of thimble hypoplastron and is contradicted with the lower extreme of first thimble and is connected. The utility model discloses simple structure, convenient to use, pressure when can the ejecting product of effectual dispersion thimble improves product quality, reduction in production cost.
Description
Technical Field
The utility model relates to the technical field of mold, concretely relates to improve postpone ejecting structure of product top height.
Background
The plastic injection mold is a tool for producing plastic products and has wide application. In the plastic melt filling process, the pressure is different when the mold cavity is filled with the injected plastic, the pressure generated in the mold cavity walking position can be stopped in the mold cavity when the mold cavity is filled with the injected plastic, and the pressure received by the ejector pin is different in size when the product is ejected, so that the surface of the product is whitened and lifted.
Disclosure of Invention
To the defect of above-mentioned prior art, the utility model provides an improve the ejecting structure of postponing of product top height, simple structure, convenient to use, pressure when can the ejecting product of effectual dispersion thimble improves product quality, reduction in production cost.
In order to achieve the above object, the utility model adopts the following technical scheme:
a delayed ejection structure for improving the product ejection height comprises a die holder, a die core, an ejector plate and a bottom plate, wherein square irons extending to the die holder are arranged on two sides of the bottom plate, the square irons on the two sides enclose a movable groove for the ejector plate to move towards the die holder, the ejector plate is arranged in the movable groove, an ejector rod of an injection molding machine penetrates through the bottom plate to drive the ejector plate to move towards the die holder, a first ejector pin and a second ejector pin are arranged on the ejector plate, the ejector plate comprises an ejector pin panel and an ejector pin lower plate from top to bottom, the first ejector pin and the second ejector pin are both arranged on the ejector pin panel, the upper ends of the first ejector pin and the second ejector pin can both penetrate through the die holder and the die core to eject a plastic product on the die core, the lower end of the first ejector pin can penetrate through the ejector pin panel to move towards the ejector pin lower plate, a movably arranged delayed ejector pin is arranged, the lower end of the delay thimble penetrates through the lower surface of the thimble lower plate; when the ejector rod of the injection molding machine drives the first ejector pin and the second ejector pin to eject the plastic product on the mold core outwards, the pressure generated when the plastic product is ejected by the first ejector pin is dispersed to the delay ejector pin, and the delay ejector pin is driven to move downwards.
In the above description, preferably, the thimble lower plate is provided with a passage through which the delay thimble passes, the passage passing through upper and lower surfaces of the thimble lower plate, and the delay thimble is movable up and down along a direction of the passage.
In the above explanation, as preferred, first thimble and second thimble install in thimble panel through first thimble seat and second thimble seat respectively, and the upper end of postponing the thimble is equipped with the stopper the same with first thimble seat size, and the stopper contradicts with first thimble seat to be connected, and the upper end of passageway is equipped with the spacing groove with stopper size adaptation, and the degree of depth of spacing groove is greater than the stopper degree of depth.
In the above description, preferably, a placing groove for placing the mold core is provided on the mold base, and the mold core is installed in the placing groove by a screw.
In the above description, preferably, the bottom plate is provided with a abdicating opening for the ejector rod of the injection molding machine to pass through, and the ejector rod of the injection molding machine passes through the abdicating opening to be connected with the ejector pin lower plate.
The utility model discloses produced beneficial effect is: the lower end of the first thimble can penetrate through the thimble panel and move towards the thimble lower plate, a delay thimble which can be movably arranged is arranged on the thimble lower plate, the upper end of the delay thimble penetrates through the upper surface of the thimble lower plate and is connected with the lower end of the first thimble in an abutting mode, and the lower end of the delay thimble penetrates through the lower surface of the thimble lower plate; when the ejector rod of the injection molding machine drives the first ejector pin and the second ejector pin to eject the plastic product on the mold core outwards, the pressure generated when the plastic product is ejected by the first ejector pin is dispersed to the delay ejector pin and drives the delay ejector pin to move downwards, so that the pressure generated when the product is ejected by the ejector pin can be effectively dispersed, the product quality is improved, and the production cost is reduced.
Drawings
FIG. 1: is a schematic cross-sectional structure diagram of an embodiment of the present invention;
the attached drawings indicate the following: 10-die holder, 11-die core, 12-thimble panel, 13-thimble lower plate, 14-bottom plate, 15-square iron, 16-screw, 17-first thimble, 171-first thimble seat, 18-second thimble, 181-second thimble seat, 19-delay thimble, 191-limiting block, 20-plastic product.
Detailed Description
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
in this embodiment: as shown in fig. 1, the delayed ejection structure for improving the product top height includes a mold base 10, a mold core 11, an ejector plate and a bottom plate 14, the mold base 10 is provided with a placement groove for placing the mold core 11, the mold core 11 is installed in the placement groove through a screw 16, both sides of the bottom plate 14 are provided with square irons 15 extending to the mold base 10, the square irons 15 at both sides enclose a movable groove for the ejector plate to move towards the mold base 10, the ejector plate is arranged in the movable groove, the bottom plate 14 is provided with a abdication opening for the ejector rod of the injection molding machine to pass through, the ejector rod of the injection molding machine passes through the abdication opening to be connected with the ejector plate and can drive the ejector plate to move towards the mold base 10, the ejector plate is provided with a first ejector pin 17 and a second ejector pin 18, the ejector plate comprises an ejector pin panel 12 and an ejector pin lower ejector pin panel 13 from top to bottom, the first ejector pin 17 and the second ejector pin, the upper ends of the first thimble 17 and the second thimble 18 can penetrate through the die holder 10 and the die core 11 to eject the plastic product 20 on the die core 11, the lower end of the first thimble 17 can pass through the thimble panel 12 and move towards the thimble lower plate 13, the thimble lower plate 13 is provided with a delay thimble 19 which can be movably arranged, the thimble lower plate 13 is provided with a channel for the delay thimble 19 to penetrate through, the channel penetrates through the upper and lower surfaces of the thimble lower plate 13, the delay thimble 19 can move up and down along the channel direction, the upper end of the delay thimble 19 penetrates through the upper surface of the thimble lower plate 13 and is connected with the lower end of the first thimble 17 in an abutting mode, the lower end of the delay thimble 19 penetrates through the lower surface of the thimble lower plate 13, the upper end of the delay thimble 19 is provided with a limit block 191 which has the, the limiting block 191 is connected with the first thimble seat 171 in an abutting mode, a limiting groove matched with the limiting block 191 in size is formed in the upper end of the channel, and the depth of the limiting groove is larger than that of the limiting block 191; when the ejector rod of the injection molding machine drives the first ejector pin 17 and the second ejector pin 18 to eject the plastic product 20 on the mold core 11 outwards, the pressure generated when the plastic product 20 is ejected by the first ejector pin 17 is dispersed to the delay ejector pin 19, and the delay ejector pin 19 is driven to move downwards, so that the pressure generated when the product is ejected by the ejector pins can be effectively dispersed, the product quality is improved, and the production cost is reduced.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.
Claims (5)
1. Improve the ejecting structure of postponing of product jack-up, including die holder, mould benevolence, thimble board and bottom plate, its characterized in that: the injection molding machine comprises a base plate, a die holder, an ejector pin plate, a first ejector pin, a second ejector pin, a delay ejector pin, a second ejector pin, a first ejector pin, a second ejector pin, a mold core and a mold core, wherein the two sides of the base plate are respectively provided with square irons extending to the die holder, the square irons at the two sides enclose a movable groove for the ejector pin plate to move towards the die holder, the ejector pin plate is arranged in the movable groove, the ejector pin of the injection molding machine penetrates through the base plate to drive the ejector pin plate to move towards the die holder, the first ejector pin and the second ejector pin are arranged on the ejector pin plate, the lower end of the first ejector pin can penetrate; when the ejector rod of the injection molding machine drives the first ejector pin and the second ejector pin to eject the plastic product on the mold core outwards, the pressure generated when the plastic product is ejected by the first ejector pin is dispersed to the delay ejector pin, and the delay ejector pin is driven to move downwards.
2. The delayed ejection structure for improving the ceiling height of a product according to claim 1, wherein: the delay thimble lower plate is provided with a channel for the delay thimble to penetrate through, the channel penetrates through the upper surface and the lower surface of the thimble lower plate, and the delay thimble can move up and down along the channel direction.
3. The delayed ejection structure for improving the ceiling height of a product according to claim 2, wherein: first thimble and second thimble are installed in thimble panel through first thimble seat and second thimble seat respectively, and the upper end of postponing the thimble is equipped with the stopper the same with first thimble seat size, and the stopper contradicts with first thimble seat to be connected, and the upper end of passageway is equipped with the spacing groove with stopper size adaptation, and the degree of depth of spacing groove is greater than the stopper degree of depth.
4. The delayed ejection structure for improving the ceiling height of a product according to claim 1, wherein: the die holder is provided with a placing groove for placing the die core, and the die core is arranged in the placing groove through a screw.
5. The delayed ejection structure for improving the ceiling height of a product according to claim 1, wherein: the bottom plate is provided with a abdication opening for the ejector rod of the injection molding machine to pass through, and the ejector rod of the injection molding machine passes through the abdication opening and is connected with the ejector pin lower plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493338.9U CN213593543U (en) | 2020-11-02 | 2020-11-02 | Delay ejection structure for improving product top height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022493338.9U CN213593543U (en) | 2020-11-02 | 2020-11-02 | Delay ejection structure for improving product top height |
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| Publication Number | Publication Date |
|---|---|
| CN213593543U true CN213593543U (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022493338.9U Active CN213593543U (en) | 2020-11-02 | 2020-11-02 | Delay ejection structure for improving product top height |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311432A (en) * | 2022-02-28 | 2022-04-12 | 东莞好景塑胶模具制造有限公司 | Asynchronous ejection die structure |
-
2020
- 2020-11-02 CN CN202022493338.9U patent/CN213593543U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114311432A (en) * | 2022-02-28 | 2022-04-12 | 东莞好景塑胶模具制造有限公司 | Asynchronous ejection die structure |
| CN114311432B (en) * | 2022-02-28 | 2023-11-14 | 东莞好景塑胶模具制造有限公司 | Asynchronous ejection die structure |
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