CN215512133U - Be applied to injection mold's thimble assembly - Google Patents
Be applied to injection mold's thimble assembly Download PDFInfo
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- CN215512133U CN215512133U CN202122109117.1U CN202122109117U CN215512133U CN 215512133 U CN215512133 U CN 215512133U CN 202122109117 U CN202122109117 U CN 202122109117U CN 215512133 U CN215512133 U CN 215512133U
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- thimble
- injection molding
- mould
- ejector pin
- mold
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Abstract
The utility model belongs to the technical field of injection molds, and discloses a thimble assembly applied to an injection mold, which comprises a movable mold, a fixed mold and a thimble seat, wherein the movable mold is positioned at one side of the fixed mold, the thimble seat is positioned in the movable mold, the fixed mould and the thimble seat are in fixed shapes, the movable mould can reciprocate between the thimble seat and the fixed mould, the utility model is provided with a limit structure and an ejection structure, the outer limit block is pushed by the inner limit block of the limit structure to enable the outer thimble and the inner thimble in the ejection structure to be positioned at the same position, when the injection molding piece needs to be taken out, firstly the injection molding piece is ejected out in advance through the outer ejector, then the outer ejector pin and the inner ejector pin are driven by the movable mould to move in the opposite direction, so that the injection molding piece is ejected out secondarily through the inner ejector pin, this kind of mode simple structure prevents the condition of adhesion when can not influence the whole outward appearance of injection molding and thimble.
Description
Technical Field
The utility model belongs to the technical field of injection molds, and particularly relates to a thimble assembly applied to an injection mold.
Background
The injection mold is a mold which guides injection liquid into the mold and cools the injection liquid, and has the advantages of high production speed and high efficiency, the ejector pin component can be arranged in the general injection mold for demoulding conveniently, the mold can be opened to eject the finished injection part by the ejector pin component after the injection part is cooled, and the injection part is collected.
In the prior art, the ejector pin component of the injection mold is easy to adhere to the injection molding part when being ejected, so that the demolding effect is poor, and meanwhile, the injection molding port of the injection molding part produced by the injection mold is uneven, so that the injection molding part is not attractive.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ejector pin component applied to an injection mold, and aims to solve the problems that the existing ejector pin component cannot prevent adhesion and the injection mold cannot ensure the attractiveness of an injection port.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a be applied to injection mold's thimble assembly, includes movable mould, fixed mould and thimble seat, the movable mould is located one side of fixed mould, the thimble seat is located the inside of movable mould, and fixed mould and thimble seat are fixed form, the movable mould can be reciprocating motion between thimble seat and fixed mould, the inside of movable mould is provided with ejecting structure, ejecting structure includes outer thimble and interior thimble, the inside of ejecting structure is provided with limit structure, limit structure includes interior stopper and outer stopper.
Preferably, the inside of the fixed mold is provided with an injection molding opening, the inner wall of the injection molding opening is provided with a cutting assembly, and the cutting assembly comprises a spring groove, a spring and a cutting block.
Preferably, the outer thimble is connected with the movable mould in a sliding manner, and the inner thimble is located inside the outer thimble.
Preferably, the inner limiting block is located on the inner wall of the outer thimble, and the outer limiting block is located on the outer surface of the inner thimble.
Preferably, the inner thimble is connected with the outer thimble in a sliding manner, and the length of the inner thimble is greater than that of the outer thimble.
Preferably, the inner limiting block is closely matched with the inner thimble, and the outer limiting block is in clearance fit with the inner wall of the outer thimble.
Preferably, the spring groove is formed in the fixed die, the spring is located in the spring groove, and the cutting block is connected with the inner wall of the spring groove through the spring.
Preferably, the cutting block is connected with the inner wall of the spring groove in a sliding mode, and the length of the cutting block is larger than the width of the injection molding opening.
Compared with the prior art, the utility model has the following beneficial effects:
(1) the injection molding part ejection mechanism is provided with the limiting structure and the ejection structure, the outer limiting block is pushed by the inner limiting block of the limiting structure to enable the outer ejector pin and the inner ejector pin in the ejection structure to be located at the same position, when the injection molding part needs to be taken out, the outer ejector pin is firstly ejected out for the injection molding part, and then the outer ejector pin and the inner ejector pin are driven by the movable mold to move in the opposite direction, so that the inner ejector pin is ejected for the injection molding part for the second time.
(2) The cutting-off assembly is arranged, when injection molding liquid is injected into the mold, the injection molding liquid pushes the cutting block to move upwards, so that the injection molding liquid can enter the mold cavity and stop injection molding, and then the spring pushes the cutting block to seal the injection molding opening again, so that the injection molding opening can be closed at the first time, and the stability of the injection molding opening in an injection molding piece is effectively improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view of FIG. 1 at B;
in the figure: 1. moving the mold; 2. fixing a mold; 3. a thimble seat; 4. an outer thimble; 5. an inner thimble; 6. an inner limiting block; 7. an outer stop block; 8. a limiting structure; 9. an ejection structure; 10. an injection molding port; 11. a spring slot; 12. a spring; 13. cutting the block; 14. the assembly is severed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a be applied to injection mold's thimble assembly, including moving die 1, fixed die 2 and thimble seat 3, moving die 1 is located one side of fixed die 2, thimble seat 3 is located moving die 1's inside, and fixed die 2 and thimble seat 3 are fixed form, moving die 1 can be at thimble seat 3 and fixed die 2 between reciprocating motion, moving die 1's inside is provided with ejecting structure 9, ejecting structure 9 can be effectual ejecting with the injection molding, ejecting structure 9 includes outer thimble 4 and interior thimble 5, ejecting structure 9's inside is provided with limit structure 8, limit structure 8 can guarantee that ejecting structure 9 can normally move, can make ejecting structure 9 can carry out the fast drawing of patterns to the injection molding when using, limit structure 8 includes interior stopper 6 and outer stopper 7.
Furthermore, an injection molding opening 10 is formed in the fixed mold 2, a cutting assembly 14 is arranged on the inner wall of the injection molding opening 10, the cutting assembly 14 can smoothly cut off the injection molding opening of the injection molding part, and the cutting assembly 14 comprises a spring groove 11, a spring 12 and a cutting block 13.
Furthermore, the outer ejector pin 4 is connected with the movable mould 1 in a sliding mode, the inner ejector pin 5 is located inside the outer ejector pin 4, and the injection molding piece can be ejected out secondarily through the inner ejector pin 4, so that the situation that the injection molding piece is adhered to the ejector pin is prevented.
Specifically, interior stopper 6 is located the inner wall of outer thimble 4, and outer stopper 7 is located the surface of interior thimble 5, can make things convenient for outer thimble 4 to drive interior thimble 5 and remove.
It is worth to be noted that the inner thimble 5 is slidably connected with the outer thimble 4, and the length of the inner thimble 5 is greater than that of the outer thimble 4, so that the inner thimble 5 can penetrate through the outer thimble 4 to eject the injection molding piece for the second time.
Further, interior stopper 6 and interior thimble 5 closely cooperate, can guarantee that movable mould 1 can not drive outer thimble 4 and interior thimble 5 and take place relative movement when carrying out the first section removal, and outer stopper 7 and the inner wall clearance fit of outer thimble 4 can guarantee that interior thimble 5 carries out and the quadratic term is ejecting to the injection molding when movable mould 1 drives outer thimble 4 and removes.
Furthermore, the spring groove 11 is arranged inside the fixed mold 2, the spring 12 is arranged inside the spring groove 11, and the cutting block 13 is connected with the inner wall of the spring groove 11 through the spring 12, so that the integrity of the injection molding port on the surface of the injection molding part can be effectively ensured.
Specifically, the cutting block 13 is slidably connected with the inner wall of the spring groove 11, and the length of the cutting block 13 is greater than the width of the injection molding opening 10, so that the injection molding liquid can be effectively cut off through the cutting block 13.
The working principle and the using process of the utility model are as follows: when the ejection mechanism is used, the movable mold 1 is pushed to the surface of the fixed mold 2 through the hydraulic machine, injection molding liquid is injected into a mold cavity in the movable mold 1 through the injection molding port 10, after the injection molding liquid in the mold cavity is cooled, the hydraulic machine drives the movable mold 1 to be separated from the fixed mold 2, and meanwhile, the ejector pin base 3 is fixed, so that the movable mold 1 and the ejection structure 9 move relatively, the outer ejector pin 4 in the ejection structure 9 moves into the mold cavity in the movable mold 1, and an injection molding piece in the mold cavity is effectively ejected;
continue to remove moving die utensil 1 after the surface of outer thimble 4 is glued to refrigerated injection molding for moving die utensil 1 promotes outer thimble 4 and removes towards the direction of thimble seat 3, and the inside interior thimble 5 of outer thimble 4 removes towards the direction of die cavity simultaneously, and carries out the quadratic term with the injection molding who glues, thereby the effectual condition that prevents the adhesion from appearing in the injection molding.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a be applied to injection mold's thimble assembly which characterized in that: including moving mould (1), fixed mould (2) and thimble seat (3), it is located one side of fixed mould (2) to move mould (1), thimble seat (3) are located the inside of moving mould (1), and fixed mould (2) and thimble seat (3) are fixed form, move mould (1) and can be reciprocating motion between thimble seat (3) and fixed mould (2), the inside of moving mould (1) is provided with ejecting structure (9), ejecting structure (9) are including outer thimble (4) and interior thimble (5), the inside of ejecting structure (9) is provided with limit structure (8), limit structure (8) are including interior stopper (6) and outer stopper (7).
2. The ejector pin assembly applied to the injection mold according to claim 1, wherein: the injection molding device is characterized in that an injection molding opening (10) is formed in the fixed mold (2), a cutting assembly (14) is arranged on the inner wall of the injection molding opening (10), and the cutting assembly (14) comprises a spring groove (11), a spring (12) and a cutting block (13).
3. The ejector pin assembly applied to the injection mold according to claim 1, wherein: the outer thimble (4) is connected with the movable mould (1) in a sliding mode, and the inner thimble (5) is located inside the outer thimble (4).
4. The ejector pin assembly applied to the injection mold according to claim 1, wherein: the inner limiting block (6) is located on the inner wall of the outer thimble (4), and the outer limiting block (7) is located on the outer surface of the inner thimble (5).
5. The ejector pin assembly applied to the injection mold according to claim 1, wherein: the inner thimble (5) is in sliding connection with the outer thimble (4), and the length of the inner thimble (5) is greater than that of the outer thimble (4).
6. The ejector pin assembly applied to the injection mold according to claim 1, wherein: the inner limiting block (6) is tightly matched with the inner thimble (5), and the outer limiting block (7) is in clearance fit with the inner wall of the outer thimble (4).
7. The ejector pin assembly applied to the injection mold according to claim 2, wherein: spring groove (11) are seted up in the inside of deciding mould (2), spring (12) are located the inside of spring groove (11), cutting block (13) are connected with the inner wall of spring groove (11) through spring (12).
8. The ejector pin assembly applied to the injection mold according to claim 2, wherein: the cutting block (13) is connected with the inner wall of the spring groove (11) in a sliding mode, and the length of the cutting block (13) is larger than the width of the injection molding opening (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122109117.1U CN215512133U (en) | 2021-09-02 | 2021-09-02 | Be applied to injection mold's thimble assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122109117.1U CN215512133U (en) | 2021-09-02 | 2021-09-02 | Be applied to injection mold's thimble assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215512133U true CN215512133U (en) | 2022-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122109117.1U Active CN215512133U (en) | 2021-09-02 | 2021-09-02 | Be applied to injection mold's thimble assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215512133U (en) |
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2021
- 2021-09-02 CN CN202122109117.1U patent/CN215512133U/en active Active
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