CN218660323U - Automobile bumper demoulding mechanism and injection mould - Google Patents
Automobile bumper demoulding mechanism and injection mould Download PDFInfo
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- CN218660323U CN218660323U CN202222987553.3U CN202222987553U CN218660323U CN 218660323 U CN218660323 U CN 218660323U CN 202222987553 U CN202222987553 U CN 202222987553U CN 218660323 U CN218660323 U CN 218660323U
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- block
- fixed die
- automobile bumper
- insert
- side top
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Abstract
The utility model provides an automobile bumper demoulding mechanism and injection mold, include: the inclined ejection structure comprises an inclined ejection block and an inclined ejection rod, the inclined ejection block is arranged on the fixed die, the inclined ejection rod penetrates through the fixed die and is connected with the inclined ejection block, and a concave cavity is formed in the outer side of the inclined ejection block; the side top structure comprises a side top insert and a guide assembly, the guide assembly is movably arranged on the fixed die and is connected with the side top insert, the side top insert is arranged on the cavity, the side top insert and the outer surface of the inclined top block form a part of profiling surface, and the guide assembly is arranged on the inclined top block in a penetrating mode and is connected with the side top insert. When the automobile bumper is demolded, the inclined ejecting block moves towards the upper left, the side ejecting insert moves vertically and upwards under the driving of the inclined ejecting structure and moves rightwards relative to the inclined ejecting block, and rightwards acting force is generated on the U-shaped buckling position on the inclined ejecting block, so that two sides of the U-shaped buckling position of the automobile bumper are more easily separated from the inclined ejecting block, and the problem that the automobile bumper is damaged by pulling during demolding is effectively solved or improved.
Description
Technical Field
The utility model relates to an injection mold's technical field, in particular to car bumper demoulding mechanism and injection mold.
Background
In addition to a protection function, a bumper for an automobile is required to be lightweight as an important safety device, and in order to achieve lightweight, front and rear bumpers for an automobile are formed by injection molding a plastic material through a mold.
As shown in fig. 1, there is a conventional bumper having u-shaped fastening portions 600 on both sides thereof. When injection molding, two sides of the U-shaped buckling position are all surrounded on the inclined ejecting block, and the situation that the buckling position is adhered to the inclined ejecting block to strain a product is easy to occur during demolding.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide an automobile bumper demoulding mechanism and an injection mould, which can effectively solve the problem of easy adhesion of U-shaped section to the top block and strain of the product.
In order to achieve the above purpose, the technical scheme of the utility model has:
the utility model provides an automobile bumper demoulding mechanism, it includes the cover half, still includes:
the fixed die comprises a fixed die and a fixed die, wherein the fixed die is provided with a fixed die cavity, the fixed die cavity is arranged on the fixed die cavity, and the fixed die cavity is provided with an inclined ejection block;
the side top structure comprises a side top insert and a guide assembly, the guide assembly is movably arranged on the fixed die and is connected with the side top insert, the side top insert is arranged on the concave cavity, the side top insert and the outer surface of the inclined top block form a part of profiling surface, and the guide assembly is arranged on the inclined top block in a penetrating manner and is connected with the side top insert;
when the inclined ejecting block moves upwards in an inclined mode, the side ejecting insert moves upwards vertically under the guiding action of the guiding assembly, and the side ejecting insert protrudes out of the inclined ejecting block.
Compared with the prior art, the utility model provides a pair of car bumper demoulding mechanism, when the drawing of patterns, the kicking block moves towards the upper left side, the side pushes up the mold insert vertical rebound under the drive of structure to one side, make side top mold insert protrusion in the kicking block to one side, the side pushes up the mold insert promptly and moves right for the kicking block to one side, the side pushes up the mold insert and detains the position to "U" type that is located on the kicking block to one side and produce right effort, make the both sides that the position was detained to "U" type of car bumper change and break away from the kicking block to one side, thereby solve effectively or improve the condition that car bumper pulled the product when the drawing of patterns.
In a preferred embodiment, the fixed mold has a vertical guide; the guide assembly comprises a connecting rod and a vertical rod; one end of the connecting rod is connected with the side top insert, and the other end of the connecting rod is connected with the vertical rod; the side surface of the vertical rod is abutted to the vertical guide part.
In a preferred embodiment, the number of the connecting rods is multiple; the connecting rods are distributed and arranged at intervals in the vertical direction.
In a preferred embodiment, the cross section of the vertical rod is a T-shaped surface; the vertical guide part is a T-shaped groove matched with the T-shaped surface.
In a preferred embodiment, the automobile bumper demoulding mechanism further comprises a straight-top structure, and the straight-top structure comprises: the straight top block is arranged on the fixed die; and the straight ejector rod is arranged in the fixed die in a penetrating manner and is connected with the straight ejector block.
In a preferred embodiment, the bottom surface of the straight ejector block is abutted against the top surface of the inclined ejector block.
In a preferred embodiment, the guide assembly is located between the straight-topped structure and the pitched-topped structure.
The utility model also provides an injection mold, including the thimble board, still include as above arbitrary car bumper demoulding mechanism, straight ejector pin and oblique ejector pin all with the thimble board is connected.
For a better understanding and implementation, the following figures illustrate the invention in detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
FIG. 1 is a schematic structural view of an automobile bumper according to the present invention (with a part of the structure omitted);
FIG. 2 is a schematic view of the structure of the automobile bumper of the present invention cooperating with the automobile bumper demoulding mechanism;
FIG. 3 is a schematic structural view of the demolding mechanism for automobile bumpers according to the present invention;
fig. 4 is a schematic sectional view of the demolding mechanism for bumper of the present invention.
Description of the reference numerals:
110-oblique ejector block, 111-concave cavity, 120-oblique ejector rod, 210-side ejector insert, 220-guide component, 221-connecting rod, 222-vertical rod, 310-straight ejector block, 320-straight ejector rod, 400-fixed die, 410-vertical guide part, 500-ejector plate, 600-U-shaped buckling position.
Detailed Description
In order to better illustrate the present invention, the following detailed description of the present invention is made with reference to the accompanying drawings.
It should be understood that the embodiments described are only a few embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the embodiments in the present application.
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the embodiments of the present application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the application, as detailed in the appended claims. In the description of the present application, it is to be understood that the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not necessarily used to describe a particular order or sequence, nor are they to be construed as indicating or implying relative importance. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description of the present invention, it should be understood that the terms "vertical", "horizontal", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
Specifically, as shown in fig. 1 to 4, the utility model provides an automobile bumper demoulding mechanism, which includes the cover half 400, and further includes:
the inclined ejection structure comprises an inclined ejection block 110 and an inclined ejection rod 120, wherein the inclined ejection block 110 is arranged on the fixed die 400, the inclined ejection rod 120 penetrates through the fixed die 400 and is connected with the inclined ejection block 110, and a cavity 111 is formed in the outer side of the inclined ejection block 110;
the side top structure comprises a side top insert 210 and a guide assembly 220, the guide assembly 220 is movably arranged on the fixed die 400, the guide assembly 220 is connected with the side top insert 210, the side top insert 210 is arranged on the cavity 111, the side top insert 210 and the outer surface of the pitched top block 110 form a part of profiling surface, and the guide assembly 220 is arranged on the pitched top block 110 in a penetrating way and connected with the side top insert 210;
when the lifter block 110 is moved upward in a tilted direction, the side-top insert 210 is moved upward vertically by the guide of the guide assembly 220, so that the side-top insert 210 protrudes from the lifter block 110.
Compared with the prior art, the utility model provides a pair of car bumper demoulding mechanism, when the drawing of patterns, the kicking block moves towards the upper left side, the side pushes up the mold insert vertical rebound under the drive of structure to one side, make side top mold insert protrusion in the kicking block to one side, the side pushes up the mold insert promptly and moves right for the kicking block to one side, the side pushes up the mold insert and detains the position to "U" type that is located on the kicking block to one side and produce right effort, make the both sides that the position was detained to "U" type of car bumper change and break away from the kicking block to one side, thereby solve effectively or improve the condition that car bumper pulled the product when the drawing of patterns.
In the present embodiment, the fixed mold 400 has a vertical guide 410; the guide assembly 220 includes a connecting rod 221 and a vertical rod 222; one end of the connecting rod 221 is connected to the side top insert 210, and the other end is connected to the vertical rod 222; the side surface of the vertical rod 222 is abutted against the vertical guide part 410. When the mold is demolded, the vertical rod is guided by the vertical guide part, and horizontal partial motion of oblique movement of the oblique ejecting block is offset, so that the vertical rod can only move vertically and does not move obliquely, and the side ejecting insert and the oblique ejecting block move relatively during demolding.
Further, the number of the connecting rods 221 is plural; a plurality of connecting rods 221 are arranged at intervals in the vertical direction, so that the vertical rod and the side top insert are more stably connected, and the side top insert is prevented from rotating after being separated from the cavity during demolding.
Further, the cross section of the vertical rod 222 is a T-shaped surface; the vertical guide portion 410 is a T-shaped groove adapted to the T-shaped surface, so as to stably guide the vertical rod.
In this embodiment, the automobile bumper demoulding mechanism further comprises a straight top structure, and the straight top structure comprises: a straight top block 310 disposed on the fixed mold 400; and the straight top rod 320 penetrates through the fixed die 400 and is connected with the straight top block 310. And when the automobile bumper is demolded, the straight ejection block vertically moves upwards to eject the automobile bumper.
Further, the bottom surface of the straight top block 310 abuts against the top surface of the inclined top block 110, and no gap exists between the straight top block and the inclined top block, so that the molding quality of the automobile bumper is better.
Further, the guide assembly is located between the straight-topped structure and the pitched-topped structure. Current car bumper injection moulding mould adopts the integrated configuration of straight top and straight top to demold usually, is in vertical pole setting straight ejector pin with between the oblique ejector pin, can effectively avoid the overall structure of cover half to revise, technical staff only need make on the basis of original mould the fractional modification can, other dimensional data can continue to use original cover half, have saved the preparation cycle of new cover half.
The utility model also provides an injection mold, including thimble board 500, still include as above arbitrary car bumper demoulding mechanism, straight ejector pin 320 and oblique ejector pin 120 all with thimble board 500 is connected. The straight jacking structure and the inclined jacking structure synchronously move upwards under the driving of the ejector pin plate.
The present invention is not limited to the above embodiment, and if various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, they are intended to be covered if they fall within the scope of the claims and the equivalent technology of the present invention.
Claims (8)
1. The utility model provides an automobile bumper demoulding mechanism, its includes the cover half, its characterized in that still includes:
the fixed die comprises a fixed die and a fixed die, wherein the fixed die is provided with a fixed ejector block, the fixed die is provided with a fixed ejector pin, the fixed ejector pin is arranged on the fixed die in a penetrating manner, and the fixed die is connected with the fixed ejector pin through the fixed ejector pin;
the side top structure comprises a side top insert and a guide assembly, the guide assembly is movably arranged on the fixed die and is connected with the side top insert, the side top insert is arranged on the concave cavity, the side top insert and the outer surface of the inclined top block form a part of profiling surface, and the guide assembly is arranged on the inclined top block in a penetrating manner and is connected with the side top insert;
when the pitched roof block moves obliquely upwards, the side roof insert moves vertically upwards under the guiding action of the guide assembly, so that the side roof insert protrudes out of the pitched roof block.
2. The automobile bumper demoulding mechanism according to claim 1, characterized in that:
the fixed die is provided with a vertical guide part;
the guide assembly comprises a connecting rod and a vertical rod;
one end of the connecting rod is connected with the side top insert, and the other end of the connecting rod is connected with the vertical rod;
the side surface of the vertical rod is abutted to the vertical guide part.
3. The automobile bumper demolding mechanism according to claim 2, characterized in that:
the number of the connecting rods is multiple;
the connecting rods are distributed and arranged at intervals in the vertical direction.
4. The automobile bumper demolding mechanism according to claim 2, characterized in that:
the cross section of the vertical rod is a T-shaped surface;
the vertical guide part is a T-shaped groove matched with the T-shaped surface.
5. The automobile bumper demoulding mechanism according to claim 1, further comprising a straight-topped structure comprising:
the straight top block is arranged on the fixed die;
and the straight ejector rod is arranged in the fixed die in a penetrating manner and is connected with the straight ejector block.
6. The automobile bumper demolding mechanism according to claim 5, wherein:
the bottom surface of the straight ejector block is abutted to the top surface of the inclined ejector block.
7. The automobile bumper demolding mechanism according to claim 5, wherein:
the guide assembly is located between the straight-topped structure and the pitched-topped structure.
8. An injection mold comprising an ejector plate, characterized by further comprising the automobile bumper demolding mechanism as claimed in any one of claims 1 to 7, wherein a straight ejector rod and an oblique ejector rod are connected to the ejector plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222987553.3U CN218660323U (en) | 2022-11-09 | 2022-11-09 | Automobile bumper demoulding mechanism and injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222987553.3U CN218660323U (en) | 2022-11-09 | 2022-11-09 | Automobile bumper demoulding mechanism and injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218660323U true CN218660323U (en) | 2023-03-21 |
Family
ID=85536610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222987553.3U Active CN218660323U (en) | 2022-11-09 | 2022-11-09 | Automobile bumper demoulding mechanism and injection mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218660323U (en) |
-
2022
- 2022-11-09 CN CN202222987553.3U patent/CN218660323U/en active Active
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