CN215661662U - Prevent that product from following die structure of pitched roof motion - Google Patents
Prevent that product from following die structure of pitched roof motion Download PDFInfo
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- CN215661662U CN215661662U CN202121301970.7U CN202121301970U CN215661662U CN 215661662 U CN215661662 U CN 215661662U CN 202121301970 U CN202121301970 U CN 202121301970U CN 215661662 U CN215661662 U CN 215661662U
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Abstract
The utility model discloses a die structure for preventing a product from moving along with an inclined top, which comprises an upper die, a lower die and an ejector plate, wherein a cavity for forming the product is arranged between the upper die and the lower die; one end of the sliding block, which is close to the product, penetrates through the inclined top to be in contact connection with the product, so that when the mold is opened, the product is separated from the inclined top firstly, and then the product is separated from the sliding block. The utility model adds the sliding block on the basis of the existing structure, so that the sliding block and a product are relatively immobile when the mold is opened, the product is separated from the inclined top firstly, and then the product is separated from the sliding block, thereby reducing the holding force of the inclined top to the product and solving the problems of pulling and scratching the product.
Description
Technical Field
The utility model relates to a die structure for preventing a product from moving along with an inclined top, and belongs to the field of plastic product dies.
Background
With the increasing development of plastic industry, plastic products are continuously expanded and widely applied in various industries, and the structures of the products are more and more complex. The precision fit and the dimensional stability of the die have higher requirements. The complexity of the product directly has higher requirements on the structural stability of the die, and how to ensure the simplicity of processing, the convenience of maintenance and the reasonability of actions while simplifying the structure becomes a series of research courses.
With the pursuit of excellent quality and the progress of social science and technology, the application of plastic products in various fields is diversified, the modeling of the products is more complicated, and meanwhile, the plastic products also have typical parts with special structures. The product follows the pitched roof motion in the mould trade, leads to the product to pull, and the fish tail product phenomenon does not have fine solution in the trade always. The structural rationality and stability, the simplicity of processing and the ease of production! How to optimize the filling on the existing structure to obtain a simple and more reasonable and effective mould structure which can control the cost.
Disclosure of Invention
The technical problem to be solved by the utility model is as follows: how to avoid the product to follow the motion of oblique top, lead to pulling, fish tail product.
In order to solve the technical problem, the technical scheme of the utility model provides a die structure for preventing a product from moving along with an inclined top, which comprises an upper die, a lower die and an ejector plate, wherein a cavity for forming the product is arranged between the upper die and the lower die; one end of the sliding block, which is close to the product, penetrates through the inclined top to be in contact connection with the product, so that when the mold is opened, the product is separated from the inclined top firstly, and then the product is separated from the sliding block.
Preferably, one side of the sliding block, which is close to the product, is provided with a spring hole for mounting a spring on the sliding block, and the spring is arranged in the spring hole; one end of the spring is propped against the inner wall of the spring hole, and the other end of the spring is propped against the inner wall of the groove.
Preferably, the mold core is provided with an inclined top groove, and the mold core on the side of the slide block away from the product is provided with an inclined plane and a straight plane, so that the slide block moves along the inclined plane and the straight plane when the mold is opened and closed, and the inclined plane and the straight plane are both the inner walls of the inclined top grooves on the two sides of the top of the mold core.
Preferably, when the mold is opened and the inclined top is ejected upwards, the sliding block is attached to the straight surface, so that the sliding block moves vertically along the straight surface, the sliding block is kept immovable relative to the product, and the inclined top is far away from the product; when the die is closed, the inclined top moves downwards, the slide block enters the inclined top groove under the guidance of the inclined surface, and then moves downwards in the inclined top groove along the straight surface until the die is closed.
Preferably, one side of the sliding block close to the mold core is a straight surface structure parallel to the straight surface of the mold core, and the bottom of the straight surface structure is provided with an inclined surface structure parallel to the inclined surface of the mold core.
Preferably, the groove is a transverse straight barrel-shaped structure.
Preferably, a pin for limiting the movable stroke of the sliding block is arranged on the inclined top; the pitched roof and the sliding block are connected through the pin, so that the sliding block is limited in the pitched roof.
Preferably, the sliding block comprises a protruding structure and a limiting structure which are connected together, the limiting structure is arranged in a groove of the inclined top, and one end of the protruding structure penetrates through a hole in the inclined top to be in contact connection with a product; the size of the limiting structure is larger than that of the hole in the pitched roof.
The utility model adds the sliding block on the basis of the existing structure, so that the sliding block and a product are relatively immobile when the mold is opened, the product is separated from the inclined top firstly, and then the product is separated from the sliding block, thereby reducing the holding force of the inclined top to the product and solving the problems of pulling and scratching the product.
Drawings
FIG. 1 is a schematic view of a mold structure for preventing a product from following a movement of a lifter (after the injection molding of the product is completed);
FIG. 2 is a schematic structural view of a slider arranged in the lifter;
FIG. 3 is a schematic view of the inner slide of the pitched roof when it is separated from the parting plane;
figure 4 is a schematic view of the lifter and slide completely removed from the product.
Detailed Description
In order to make the utility model more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
The utility model provides a die structure for preventing a product from moving along with an inclined top, which comprises an upper die 7, a lower die 8 and an ejector plate 9, wherein a cavity for forming the product is arranged between the upper die 7 and the lower die 8, an ejection system for forming the product is arranged between the ejector plate 9 and the lower die 8, a die core 6 and an inclined top 2 for releasing an inverted buckle of the product 1 are arranged in the cavity on the lower die 8, a groove for installing a sliding block 3 is arranged on one side, close to the die core 6, in the inclined top 2, the groove is of a transverse straight barrel-shaped structure, and the sliding block 3 is arranged in the groove; when in a mold clamping state, the slide block 3 is arranged in the groove of the inclined top 2. The inclined top 2 is provided with a pin 5 which moves together with the inclined top 2, and the pin 5 limits the movable stroke of the sliding block 3. One end of the sliding block 3, which is close to the product 1, penetrates through the inclined top 2 to be in contact connection with the product 1, so that when the mold is opened, the product 1 is separated from the inclined top 2 firstly, and then the product 1 is separated from the sliding block 3. One side of the sliding block 3, which is close to the product 1, is provided with a spring hole for mounting a spring 4 on the sliding block 3, the spring 4 is arranged in the spring hole, one end of the spring 4 is propped against the inner wall of the spring hole, and the other end of the spring 4 is propped against the inner wall of the groove; when the die is closed or opened, the inclined top 2 moves up and down, the sliding block 3 plays a guiding role in the groove of the inclined top 2, and the sliding block 3 moves towards the direction close to or away from a product through the spring 4; the mold core 6 at one side (the back of the inclined top 2) of the slide block 3 away from the product 1 is provided with an inclined surface 61 and a straight surface 62, so that the slide block 3 moves along the inclined surface 61 and the straight surface 62, and the inclined surface 61 and the straight surface 62 are both the inner walls of the inclined top grooves at two sides of the top of the mold core 6 and are both arranged in the inclined top grooves; one side of the sliding block 3 close to the die core 6 is a straight surface structure parallel to the straight surface 62 on the die core 6, and the bottom of the straight surface structure is provided with an inclined surface structure parallel to the inclined surface 61 on the die core 6. When the mold is opened and the inclined top 2 is ejected, the sliding block 3 is attached to the straight surface 62, the sliding block 3 is kept still relative to the product 1, and the inclined top 2 is far away from the product 1; when the mold is closed, the inclined top 2 moves downwards, the slide block 3 enters the inclined top groove under the guidance of the inclined surface 61 and smoothly enters the straight surface 62 to move downwards in the inclined top groove, and therefore mold closing action is achieved.
When the pitched roof 2 is ejected, the sliding block 3 vertically moves due to the straight surface 62 in the pitched roof groove on the die core 6, no movement is realized relative to the product 1, so that the product 1 is fixed, and the pitched roof 2 is separated from the glue position. After the sliding block 3 is completely separated from the parting surface of the die core 6, the sliding block 3 leaves the glue position under the action of the spring 4, so that the product 1 can be taken out conveniently. The pin 5 in the lifter 2 functions to move together with the lifter 2, to limit the stroke of the slider 3, and to connect the lifter 2 and the slider 3. The sliding block 3 comprises a convex structure and a limiting structure which are connected together, the limiting structure is arranged in a groove of the inclined top 2, and one end of the convex structure penetrates through a hole in the inclined top 2 to be in contact connection with the product 1; the size of the limiting structure is larger than that of the hole on the pitched roof 2.
When the injection molding machine is ejected, the ejector plate 9 drives the inclined ejector 2 to move upwards, the inclined ejector 2 moves upwards, the sliding block 3 and the product 1 are relatively fixed at the straight surface 62 of the mold core 6, and the inclined ejector 2 begins to separate from the product 1, so that the holding force on the product 1 is reduced, and the problems of pulling and scratching of the product 1 are solved.
Claims (8)
1. A mould structure for preventing a product from moving along with an inclined top comprises an upper mould (7), a lower mould (8) and an ejector plate (9), wherein a cavity for forming the product is arranged between the upper mould (7) and the lower mould (8), an ejection system for forming the product is arranged between the ejector plate (9) and the lower mould (8), a mould core (6) and an inclined top (2) for releasing a back-off of the product (1) are arranged in the cavity on the lower mould (8), and the mould structure is characterized in that a groove is arranged on one side, close to the mould core (6), in the inclined top (2), a sliding block (3) is arranged in the groove, and a spring (4) for enabling the sliding block (3) to move towards the direction close to or far away from the product (1) is arranged between the sliding block (3) and the inner wall of the groove; one end of the sliding block (3) close to the product (1) penetrates through the inclined top (2) to be in contact connection with the product (1), so that when the mold is opened, the product (1) is separated from the inclined top (2) firstly, and then the product (1) is separated from the sliding block (3).
2. The mold structure for preventing the product from following the pitched roof as claimed in claim 1, wherein, one side of the sliding block (3) close to the product (1) is provided with a spring hole for installing the spring (4) on the sliding block (3), and the spring (4) is arranged in the spring hole; one end of the spring (4) is pressed against the inner wall of the spring hole, and the other end of the spring (4) is pressed against the inner wall of the groove.
3. The mold structure for preventing the product from following the inclined top movement according to claim 1, wherein the mold core (6) is provided with an inclined top groove, the mold core (6) at the side of the slide block (3) far away from the product (1) is provided with an inclined surface (61) and a straight surface (62), so that the slide block (3) moves along the inclined surface (61) and the straight surface (62) when the mold is opened and closed, and the inclined surface (61) and the straight surface (62) are both inner walls of the inclined top grooves at the two sides of the top of the mold core (6).
4. A die structure for preventing products from following the movement of the pitched roof as claimed in claim 3, characterized in that, when the die is opened and the pitched roof (2) is ejected upwards, the slide block (2) is attached to the straight surface (62) to make the slide block (3) move vertically along the straight surface (62), the slide block (3) is kept immovable relative to the products (1) and the pitched roof (2) is far away from the products (1); when the die is closed, the inclined top (2) moves downwards, the slide block (3) enters the inclined top groove under the guidance of the inclined surface (61), and then moves downwards in the inclined top groove along the straight surface (62) until the die is closed.
5. The mold structure for preventing the product from following the inclined top movement according to claim 3, wherein one side of the slide block (3) close to the mold core (6) is a straight surface structure parallel to the straight surface (62) of the mold core (6), and the bottom of the straight surface structure is provided with an inclined surface structure parallel to the inclined surface (61) of the mold core (6).
6. A mold structure for preventing a product from following a pitched roof as claimed in claim 1, wherein said recess is a laterally straight barrel structure.
7. The die structure for preventing the product from following the inclined top motion as claimed in claim 1, wherein the inclined top (2) is provided with a pin (5) for limiting the movable stroke of the slide block (3); the inclined top (2) and the sliding block (3) are connected through a pin (5), so that the sliding block (3) is limited in the inclined top (2).
8. The mold structure for preventing the product from following the inclined top motion as claimed in claim 1, wherein the sliding block (3) comprises a convex structure and a limit structure which are connected together, the limit structure is arranged in the groove of the inclined top (2), and one end of the convex structure passes through the hole on the inclined top (2) to be connected with the product (1) in a contact way; the size of the limiting structure is larger than that of the hole on the inclined top (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121301970.7U CN215661662U (en) | 2021-06-10 | 2021-06-10 | Prevent that product from following die structure of pitched roof motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121301970.7U CN215661662U (en) | 2021-06-10 | 2021-06-10 | Prevent that product from following die structure of pitched roof motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215661662U true CN215661662U (en) | 2022-01-28 |
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ID=79974884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121301970.7U Active CN215661662U (en) | 2021-06-10 | 2021-06-10 | Prevent that product from following die structure of pitched roof motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215661662U (en) |
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2021
- 2021-06-10 CN CN202121301970.7U patent/CN215661662U/en active Active
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