CN215849426U - Compound side direction injection mould of loosing core - Google Patents
Compound side direction injection mould of loosing core Download PDFInfo
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- CN215849426U CN215849426U CN202122248975.4U CN202122248975U CN215849426U CN 215849426 U CN215849426 U CN 215849426U CN 202122248975 U CN202122248975 U CN 202122248975U CN 215849426 U CN215849426 U CN 215849426U
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Abstract
The utility model provides a composite lateral core-pulling injection mold which comprises a fixed mold and a movable mold connected below the fixed mold through a guide pillar; a first lateral core-pulling mechanism is respectively arranged at the front side and the rear side between the fixed die and the movable die, a second lateral core-pulling mechanism is arranged at the left side, and a time-delay composite core-pulling mechanism is arranged at the right side; the time-delay composite core pulling mechanism comprises a first sliding block, a second sliding block, an inclined guide post, a side core pulling block, a first spring and an inclined wedge; the first sliding block is arranged on the movable die in a left-right sliding mode; an inclined guide hole matched with the inclined guide post is formed in the first sliding block; the aperture of the inclined guide hole is larger than the outer diameter of the inclined guide pillar; the second sliding block is obliquely arranged and is connected in the first sliding block in a sliding manner; the side core-pulling block is fixed on the left side of the first sliding block; the first spring is arranged between the first sliding block and the second sliding block; a limiting piece is arranged between the first sliding block and the second sliding block; it is shown that the present invention can stably perform the mold stripping of the multi-reverse product.
Description
Technical Field
The utility model relates to the technical field of injection molds, in particular to a composite lateral core-pulling injection mold.
Background
The plastic part passes through injection mold shaping, the plastic part of shaping different structures then need adopt corresponding mould shaping, the connecting piece of the electronic product of a plastic material now needs to be processed, the structure of this product is as shown in fig. 1-2, this product is hollow structure, the left side has first side hole, the right side has the second side hole and is located the connection structure of second side hole below and slope setting, the connection structure of second side hole and slope is located same one side and the interval is less, all need carry out the side and take out just can the demolding, but this structure also can't take out the core simultaneously and demolding.
Disclosure of Invention
The utility model aims to provide a composite lateral core-pulling injection mold to solve the problems mentioned in the background technology.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a composite lateral core-pulling injection mold comprises a fixed mold and a movable mold connected below the fixed mold through a guide pillar; a first lateral core-pulling mechanism is respectively arranged at the front side and the rear side between the fixed die and the movable die, a second lateral core-pulling mechanism is arranged at the left side, and a time-delay composite core-pulling mechanism is arranged at the right side; the time-delay composite core pulling mechanism comprises a first sliding block, a second sliding block, an inclined guide post, a side core pulling block, a first spring and an inclined wedge; the inclined guide pillar and the inclined wedge are respectively fixed on the fixed die; the first sliding block is arranged on the movable die in a left-right sliding mode and is in contact with the inclined wedge; an inclined guide hole matched with the inclined guide post is formed in the first sliding block; the aperture of the inclined guide hole is larger than the outer diameter of the inclined guide pillar; the second sliding block is obliquely arranged and is connected in the first sliding block in a sliding manner; the side core-pulling block is fixed on the left side of the first sliding block and is positioned above the second sliding block; the first spring is arranged between the first sliding block and the second sliding block; and a limiting part is arranged between the first sliding block and the second sliding block.
The utility model is further described, the fixed die comprises a panel and a fixed die plate which are arranged in sequence from top to bottom, and a fixed die insert which is arranged in the fixed die plate; the movable mold comprises a bottom plate, a thimble assembly, a movable mold plate and a movable mold insert, wherein the bottom plate, the thimble assembly and the movable mold plate are sequentially arranged from bottom to top; the first sliding block is connected to the movable template in a sliding manner; an abrasion-resistant plate is arranged between the first sliding block and the fixed die plate; the inclined guide post and the inclined wedge are fixed on the fixed die plate.
For further description of the utility model, the movable template is provided with a mounting hole; a second spring and a stop pin arranged at the upper end of the second spring are arranged in the mounting hole; the stop pin penetrates through the wear-resisting plate; and the bottom of the first sliding block is provided with a limit groove matched with the stop pin.
For further description of the utility model, the right end of the second sliding block is in contact with the wedge; the bottom of the second sliding block is provided with a strip-shaped groove; the limiting piece is a screw; the limiting piece is locked into the first sliding block, and the end of the limiting piece extends into the strip-shaped groove.
For further description of the utility model, a positioning boss is arranged on the right side of the bottom of the second sliding block; a spring mounting hole is formed in the left side of the positioning boss; a positioning groove matched with the positioning boss is formed in the first sliding block; the first spring is arranged in the spring mounting hole; one end of the first spring is pressed against the bottom of the spring mounting hole, and the other end of the first spring is pressed against the positioning groove.
The utility model has the beneficial effects that:
according to the utility model, the mold is opened up and down, the front side and the rear side of the mold are respectively used for forming an inner cavity structure of a product through a first lateral core-pulling mechanism, the left side of the mold is used for forming a first side hole on the left side of the product through a second lateral core-pulling mechanism, the right side of the mold is provided with a time-delay composite core-pulling mechanism, in the mold opening process, a second sliding block slides to the upper right under the action of a first spring, the second sliding block is used for forming a connecting structure part inclined below the product, in the continuous mold opening process, when an inclined guide pillar contacts the inner wall of the inclined guide hole, the inclined guide pillar drives the first sliding block to slide to the right, a side core-pulling block is separated from a second side hole on the right side of the product, and finally the product is ejected out of the lower mold through a thimble assembly.
Drawings
FIG. 1 is a top view of the product of the present invention;
FIG. 2 is a cross-sectional view of E-E of FIG. 1;
FIG. 3 is a cross-sectional view F-F of FIG. 2;
FIG. 4 is a top view of the utility model;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is a cross-sectional view B-B of FIG. 4;
FIG. 7 is a partial block diagram of the delayed composite core-pulling mechanism of the present invention.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1-7, the composite side core-pulling injection mold comprises a fixed mold 1 and a movable mold 2 connected below the fixed mold 1 through a guide pillar 3; a first lateral core-pulling mechanism 4 is respectively arranged at the front side and the rear side between the fixed die 1 and the movable die 2, a second lateral core-pulling mechanism 5 is arranged at the left side, and a time-delay composite core-pulling mechanism 6 is arranged at the right side; the delayed composite core-pulling mechanism 6 comprises a first sliding block 61, a second sliding block 62, an inclined guide post 63, a side core-pulling block 64, a first spring 65 and an inclined wedge 66; the inclined guide post 63 and the inclined wedge 66 are respectively fixed on the fixed die 1; the first slide block 61 is mounted on the movable die 2 in a left-right slidable manner and is in contact with the tapered wedge 66; the first sliding block 61 is internally provided with an inclined guide hole 611 matched with the inclined guide post 63; the diameter of the inclined guide hole 611 is larger than the outer diameter of the inclined guide pillar 63; the second sliding block 62 is obliquely arranged and is connected in the first sliding block 61 in a sliding manner; the side core block 64 is fixed at the left side of the first slide block 61 and is positioned above the second slide block 62; the first spring 65 is installed between the first slider 61 and the second slider 62; a limiting piece 67 is arranged between the first sliding block 61 and the second sliding block 62; during mold opening, the movable mold 2 descends to perform vertical mold opening, the front side and the rear side of the movable mold are respectively molded into a cavity 71 structure in the product 7 through the first lateral core-pulling mechanism 4, the left side of the product 7 is molded into a first side hole 72 on the left side through the second lateral core-pulling mechanism 5, the right side of the product 7 is provided with the delayed composite core-pulling mechanism 6, during mold opening, the second slide block 62 slides to the upper right under the action of the first spring 65, the second slide block 62 is molded into a connecting structure 74 part inclined below the product 7, during continuous mold opening, when the inclined guide pillar 63 contacts the inner wall of the inclined guide hole 611, the inclined guide pillar 63 drives the first slide block 61 to slide to the right, the side core-pulling block 64 is separated from a second side hole 73 on the right side of the product 7, and finally the product 7 is ejected out of the lower mold through the ejector pin assembly 22.
The fixed die 1 comprises a panel 11, a fixed die plate 12 and a fixed die insert 13, wherein the panel 11 and the fixed die plate 12 are sequentially arranged from top to bottom, and the fixed die insert 13 is arranged in the fixed die plate 12; wherein, the surface of the panel 11 and the bottom of the bottom plate 21 are respectively provided with a heat insulation plate; the movable mold 2 comprises a bottom plate 21, an ejector pin assembly 22 and a movable mold plate 23 which are arranged from bottom to top in sequence, and a movable mold insert 24 arranged in the movable mold plate 23; the first sliding block 61 is connected to the movable template 23 in a sliding manner; a wear-resisting plate 68 is arranged between the first sliding block 61 and the fixed die plate 12, so that the friction between the first sliding block 61 and the movable die plate 23 is reduced; the inclined guide post 63 and the inclined wedge 66 are fixed on the fixed die plate 12.
The movable template 23 is provided with a mounting hole; a second spring 231 and a stop pin 232 arranged at the upper end of the second spring 231 are arranged in the mounting hole; the stop pin 232 passes through the wear plate 68; the bottom of the first sliding block 61 is provided with a limit groove 612 matched with the stop pin 232; when the first sliding block 61 slides rightwards, the second spring 231 drives the second stop pin 232 to jack into the limit groove 612, so as to limit the first sliding block 61 and prevent the first sliding block 61 from being released from the lower die.
The right end of the second slide block 62 is in contact with a wedge 66; a strip-shaped groove is formed at the bottom of the second sliding block 62; the limiting piece 67 is a screw; the locating part 67 is locked into the first slider 61 and the end part of the locating part extends into the strip-shaped groove to limit the second slider 62, so that the second slider 62 is prevented from being separated from the first slider 61 when the mold is opened.
A positioning boss 621 is arranged at the right side of the bottom of the second sliding block 62; a spring mounting hole 622 is formed in the left side of the positioning boss 621; the first sliding block 61 is internally provided with a positioning groove 623 matched with the positioning boss 621; the first spring 65 is mounted in the spring mounting hole 622; one end of the first spring 65 is pressed against the bottom of the spring mounting hole 622, and the other end is pressed against the positioning groove 623; when the mold is opened, the first spring 65 pushes the second slide block 62 to drive the second slide block 62 to slide to the upper right in the first slide block 61, so as to separate from the inclined connecting structure 74 at the lower end of the product 7.
The working principle of the embodiment is as follows:
when the die is opened, the movable die 2 moves downwards, two groups of first lateral core-pulling mechanisms 4 are demolded from the front and back inside the product 7, a cavity 71 inside the molded product 7 is formed, the second lateral core-pulling mechanism 5 is demolded from the left side of the product 7, a first side hole 72 on the left side of the molded product 7 is formed, meanwhile, a first spring 65 on the delayed composite core-pulling mechanism 6 is propped against a first slide block 61 to slide to the upper right to be separated from a connecting structure 74 part with the lower end of the product 7 inclined, when an inclined guide pillar 63 is contacted with the inner wall of an inclined guide hole 611, the inclined guide pillar 63 pushes the first slide block 61 to slide to the right, a side core-pulling block 64 is separated from a second side hole 73 on the right side of the product 7, and finally, the product 7 is ejected from a lower die through the ejector pin assembly 22, and the die ejection of the product 7 is completed.
The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (5)
1. A composite lateral core-pulling injection mold comprises a fixed mold and a movable mold connected below the fixed mold through a guide pillar; the method is characterized in that: a first lateral core-pulling mechanism is respectively arranged at the front side and the rear side between the fixed die and the movable die, a second lateral core-pulling mechanism is arranged at the left side, and a time-delay composite core-pulling mechanism is arranged at the right side; the time-delay composite core pulling mechanism comprises a first sliding block, a second sliding block, an inclined guide post, a side core pulling block, a first spring and an inclined wedge; the inclined guide pillar and the inclined wedge are respectively fixed on the fixed die; the first sliding block is arranged on the movable die in a left-right sliding mode and is in contact with the inclined wedge; an inclined guide hole matched with the inclined guide post is formed in the first sliding block; the aperture of the inclined guide hole is larger than the outer diameter of the inclined guide pillar; the second sliding block is obliquely arranged and is connected in the first sliding block in a sliding manner; the side core-pulling block is fixed on the left side of the first sliding block and is positioned above the second sliding block; the first spring is arranged between the first sliding block and the second sliding block; and a limiting part is arranged between the first sliding block and the second sliding block.
2. The composite side core-pulling injection mold according to claim 1, characterized in that: the fixed die comprises a panel and a fixed die plate which are sequentially arranged from top to bottom, and a fixed die insert arranged in the fixed die plate; the movable mold comprises a bottom plate, a thimble assembly, a movable mold plate and a movable mold insert, wherein the bottom plate, the thimble assembly and the movable mold plate are sequentially arranged from bottom to top; the first sliding block is connected to the movable template in a sliding manner; an abrasion-resistant plate is arranged between the first sliding block and the fixed die plate; the inclined guide post and the inclined wedge are fixed on the fixed die plate.
3. The composite side core-pulling injection mold according to claim 2, characterized in that: the movable template is provided with a mounting hole; a second spring and a stop pin arranged at the upper end of the second spring are arranged in the mounting hole; the stop pin penetrates through the wear-resisting plate; and the bottom of the first sliding block is provided with a limit groove matched with the stop pin.
4. The composite side core-pulling injection mold according to claim 1, characterized in that: the right end of the second sliding block is in contact with the inclined wedge; the bottom of the second sliding block is provided with a strip-shaped groove; the limiting piece is a screw; the limiting piece is locked into the first sliding block, and the end of the limiting piece extends into the strip-shaped groove.
5. The composite side core-pulling injection mold according to claim 1, characterized in that: a positioning boss is arranged on the right side of the bottom of the second sliding block; a spring mounting hole is formed in the left side of the positioning boss; a positioning groove matched with the positioning boss is formed in the first sliding block; the first spring is arranged in the spring mounting hole; one end of the first spring is pressed against the bottom of the spring mounting hole, and the other end of the first spring is pressed against the positioning groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122248975.4U CN215849426U (en) | 2021-09-16 | 2021-09-16 | Compound side direction injection mould of loosing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122248975.4U CN215849426U (en) | 2021-09-16 | 2021-09-16 | Compound side direction injection mould of loosing core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215849426U true CN215849426U (en) | 2022-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122248975.4U Active CN215849426U (en) | 2021-09-16 | 2021-09-16 | Compound side direction injection mould of loosing core |
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| CN (1) | CN215849426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351952A (en) * | 2022-07-28 | 2022-11-18 | 中山市登盈精密注塑有限公司 | Mould with connecting rod demoulding structure |
-
2021
- 2021-09-16 CN CN202122248975.4U patent/CN215849426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351952A (en) * | 2022-07-28 | 2022-11-18 | 中山市登盈精密注塑有限公司 | Mould with connecting rod demoulding structure |
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