CN213108029U - Anti-sticking ejection mechanism for inclined top of mold - Google Patents
Anti-sticking ejection mechanism for inclined top of mold Download PDFInfo
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- CN213108029U CN213108029U CN202021630876.1U CN202021630876U CN213108029U CN 213108029 U CN213108029 U CN 213108029U CN 202021630876 U CN202021630876 U CN 202021630876U CN 213108029 U CN213108029 U CN 213108029U
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Abstract
The utility model relates to the technical field of mold, specifically disclose antiseized ejection mechanism of mould oblique top, including back mould benevolence and thimble board, be equipped with oblique top subassembly on the thimble board, be equipped with the passageway in the back mould benevolence, narrow lower wide setting on the passageway, and the upper segment part of passageway inclines towards the product direction, oblique top subassembly includes oblique guide pillar and oblique ejector pin, oblique ejector pin is installed on the thimble board, the top of oblique ejector pin slope setting in oblique guide pillar, and the inclination of oblique ejector pin and the inclination adaptation of passageway upper end part, the top of oblique ejector pin is equipped with the top, install oblique top mold insert in the top, one side that the mold insert is close to the product to one side is outwards stretched out, when the thimble board removes towards back mould benevolence, oblique top subassembly inserts in the passageway, the top can drive by oblique ejector pin and outwards stretch out along passageway upper segment part direction. The utility model discloses can prevent that the product back-off from following and pushing back to one side together, can avoid the product in contract when ejecting detain the position and can't break away from the product, and can prevent that the product from being pulled and warp, avoid the product fracture.
Description
Technical Field
The utility model relates to the technical field of mold, concretely relates to antiseized ejection mechanism of mould oblique top.
Background
The plastic injection mold is a tool for producing plastic products and has wide application. In the injection molding of plastic products, because certain plastic products are internally provided with the inverted buckles, when the inverted buckle amount of the products is large, the products are ejected out of a mold, the buckle positions are easily stuck on the inclined top and cannot be demoulded; when the product shape buckle position is positioned at a position where the product is easy to retract, and the size of the retraction deformation is larger than the exit stroke of the inclined top, the buckle position cannot be separated from the product; and when the glue thickness of the product back-off inclined top area is relatively weak, the weak glue position of the product after the mold is ejected is easy to be stuck on the inclined top, and the product is broken when the product is pulled and deformed seriously.
SUMMERY OF THE UTILITY MODEL
To the defect of the prior art, the utility model provides an antiseized ejection mechanism of mould oblique top can prevent that the product back-off from retreating along with oblique top, can avoid the product in contract when ejecting the position can't break away from the product, and can prevent that the product from being pulled out of shape, avoids the product fracture.
In order to achieve the above object, the utility model adopts the following technical scheme:
the anti-sticking ejection mechanism for the inclined ejection of the die comprises a rear die core and an ejector plate, wherein an inclined ejection assembly is arranged on the ejector plate, the rear die core is provided with a channel for the inclined ejection assembly to insert, the upper part of the channel is narrow and the lower part of the channel is wide, and the upper section of the channel inclines towards the product direction, the inclined ejector component comprises an inclined guide post and an inclined ejector rod, the inclined ejector rod is arranged on the ejector plate, the inclined ejector rod is obliquely arranged at the top of the inclined guide post, the inclined angle of the inclined ejector rod is matched with the inclined angle of the upper end part of the channel, the top of the inclined ejector rod is provided with a top head which is arranged in a hollow manner, an inclined ejector insert is arranged in the top head through a pin, one side of the inclined ejector insert, which is close to a product, extends outwards, when the ejector plate moves towards the rear die core, the inclined ejector assembly is inserted into the channel, the inclined guide post is positioned at the lower section part of the channel, the inclined ejector rod is positioned at the upper section part of the channel, and the ejector head can be driven by the inclined ejector rod to extend outwards along the direction of the upper section part of the channel.
In the above description, preferably, the ejector plate includes an ejector base plate and an ejector pin panel, and the inclined guide post is disposed on the ejector base plate and penetrates through the ejector pin panel to extend outward.
In the above description, it is preferable that the insert is detachably mounted in the plug by forming mounting holes in both side walls of the plug, inserting pins through both side surfaces of the insert, and mounting both ends of the pins in the two mounting holes.
The utility model discloses produced beneficial effect is: one side that the mold insert is close to the product stretches out outwards to one side, when the thimble board moves towards back mould benevolence, the subassembly inserts in the passageway to one side, the guide pillar is located the hypomere part of passageway to one side, the ejector pin is located the upper segment part of passageway to one side, and the top can be driven by the ejector pin to one side and outwards stretch out along passageway upper segment part orientation, be close to the product lateral wall when the top, the mold insert supports earlier in the product lateral wall to one side, make the top transversely break away from the product back-off, can prevent effectively that the product back-off from following the top to one side and retreating together, can avoid the product to contract in and can't break away from the product when ejecting, and can prevent that the product.
Drawings
FIG. 1: is a cross-sectional view of an embodiment of the present invention;
the attached drawings indicate the following: 10-rear die core, 11-inclined guide post, 12-inclined ejector rod, 13-ejector pin bottom plate, 14-ejector pin panel, 15-ejector pin, 16-inclined ejector insert and 17-pin.
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 anti-sticking ejection mechanism for the inclined ejector of the mold comprises a rear mold core 10 and an ejector plate, wherein an inclined ejector assembly is arranged on the ejector plate, the rear mold core 10 is provided with a channel for the inclined ejector assembly to be inserted into, the channel is arranged in a narrow-top and wide-bottom manner, the upper section of the channel inclines towards the direction of a product, the inclined ejector assembly comprises an inclined guide post 11 and an inclined ejector rod 12, the inclined ejector rod 12 is installed on the ejector plate, the ejector plate comprises an ejector base plate 13 and an ejector pin panel 14, the inclined guide post 11 is arranged on the ejector base plate 13 and penetrates through the ejector pin panel 14 to extend outwards, the inclined ejector rod 12 is obliquely arranged on the top of the inclined guide post 11, the inclination angle of the inclined ejector rod 12 is matched with the inclination angle of the upper end part of the channel, the top of the inclined ejector rod 12 is provided with an ejector head 15, the ejector head 15 is hollow, an inclined ejector insert 16 is installed in the, and the both ends of the pin 17 are installed in two mounting holes respectively, make the oblique top mold insert 16 install in top 15 removably, the oblique top mold insert 16 is close to the product one side and stretches out outwards, when the thimble board moves towards the back mould core 10, the oblique top assembly inserts in the passageway, the oblique guide pillar 11 is located the lower segment part of the passageway, the oblique ejector pin 12 is located the upper segment part of the passageway, and top 15 can be driven by oblique ejector pin 12 and stretch out outwards along the upper segment part direction of the passageway.
The utility model discloses a theory of operation, during the use, when the thimble board moves towards back mould benevolence 10, push up the subassembly to one side and insert in the passageway, guide pillar 11 is located the hypomere part of passageway to one side, ejector pin 12 is located the upper segment part of passageway to one side, and top 15 is driven by ejector pin 12 to stretch out along passageway upper segment part orientation outwards, be close to the product lateral wall when top 15, one side that the mold insert 16 is close to the product to one side supports earlier in the product lateral wall, make top 15 transversely break away from the product back-off, can prevent effectively that the product back-off from following the top to one side and retreating together, it can avoid the product to contract in the product and fix a position can't break away from the product when ejecting, and can prevent that the product.
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 (3)
1. Antiseized ejection mechanism of mould oblique top, including back mould benevolence and thimble board, its characterized in that: the ejector plate is provided with an inclined ejector assembly, the rear die core is provided with a channel for inserting the inclined ejector assembly, the channel is narrow and wide at the bottom, the upper section part of the channel inclines towards the direction of a product, the inclined ejector assembly comprises an inclined guide pillar and an inclined ejector rod, the inclined ejector rod is installed on the ejector plate, the inclined ejector rod is obliquely arranged at the top of the inclined guide pillar, the inclination angle of the inclined ejector rod is matched with the inclination angle of the upper end part of the channel, the top of the inclined ejector rod is provided with an ejector head, the ejector head is hollow, an inclined ejector insert is installed in the ejector head through a pin, one side of the inclined ejector insert, which is close to the product, extends outwards, when the ejector plate moves towards the rear die core, the inclined ejector assembly is inserted into the channel, the inclined guide pillar is located at the lower section part of the channel, the inclined ejector rod is located at the upper section part.
2. The anti-sticking ejection mechanism for the inclined top of the mold according to claim 1, wherein: the ejector plate comprises an ejector pin base plate and an ejector pin panel, and the inclined guide post is arranged on the ejector pin base plate and penetrates through the ejector pin panel to extend outwards.
3. The anti-sticking ejection mechanism for the inclined top of the mold according to claim 1, wherein: the side walls of the two sides of the ejector head are provided with mounting holes, the pins penetrate through the side faces of the two sides of the pitched roof insert, and the two ends of the pins are mounted in the two mounting holes respectively, so that the pitched roof insert is detachably mounted in the ejector head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021630876.1U CN213108029U (en) | 2020-08-07 | 2020-08-07 | Anti-sticking ejection mechanism for inclined top of mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021630876.1U CN213108029U (en) | 2020-08-07 | 2020-08-07 | Anti-sticking ejection mechanism for inclined top of mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213108029U true CN213108029U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021630876.1U Active CN213108029U (en) | 2020-08-07 | 2020-08-07 | Anti-sticking ejection mechanism for inclined top of mold |
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| CN (1) | CN213108029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414952A (en) * | 2021-05-26 | 2021-09-21 | 东莞顶钧塑胶模具有限公司 | Structure for preventing product from deforming due to movement of die |
-
2020
- 2020-08-07 CN CN202021630876.1U patent/CN213108029U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113414952A (en) * | 2021-05-26 | 2021-09-21 | 东莞顶钧塑胶模具有限公司 | Structure for preventing product from deforming due to movement of die |
| CN113414952B (en) * | 2021-05-26 | 2022-02-08 | 东莞顶钧塑胶模具有限公司 | Structure for preventing product from deforming due to movement of die |
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