CN219381334U

CN219381334U - Compression molding and stripping device for high molecular weight polyethylene material

Info

Publication number: CN219381334U
Application number: CN202320388246.5U
Authority: CN
Inventors: 胡志杰; 田秋实; 高云国; 田继利
Original assignee: Beijing Antong Yitai Medical Technology Co ltd
Current assignee: Beijing Antong Yitai Medical Technology Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-21
Anticipated expiration: 2033-03-03

Abstract

The utility model provides a high molecular weight polyethylene material compression molding and demolding device, which relates to the technical field of demolding and comprises a lower mold shell, wherein a connecting seat is arranged at the bottom of the lower mold shell, a plurality of telescopic rods are uniformly arranged at the bottom of the connecting seat, and the bottoms of the telescopic rods are connected with a pressing plate; the bottom of the connecting seat is sequentially connected with a first attaching seat and a second attaching seat, a push block is arranged in the second attaching seat, the push block is connected with the top block through a plurality of support rods, and a contact rod is fixedly connected to the bottom in the first attaching seat; the pressing plate is provided with a third attaching seat, the pressing plate is fixedly connected with a first top cover, and a separating rod is arranged in the pressing plate; when the die is reset, the first top cover descends by pulling the pressing plate at the bottom, and then the top block naturally descends under the gravity, so that the die stripping work is completed.

Description

Compression molding and stripping device for high molecular weight polyethylene material

Technical Field

The utility model relates to the technical field of drawing, in particular to a high molecular weight polyethylene material compression molding drawing device.

Background

The high molecular weight polyethylene material is particularly wear-resistant, the high crosslinking ultra-high molecular weight polyethylene is wear-resistant compared with ultra-high molecular weight polyethylene, the surface friction coefficient is small, the material has self-lubricity, and meanwhile, the impact strength is high, and the die stripping is needed after the compression molding is finished.

The existing application number is 201521103345.6, the name of the existing application number is a mold stripping device, the existing application number comprises an upper mold and a lower mold, a starting groove is formed in one end of the lower mold, a threaded rod is arranged in the starting groove, a supporting seat is sleeved on the threaded rod, a top block is arranged on the supporting seat, a hole is formed in the supporting seat, and a groove matched with the top block is formed in the upper mold; the drawing device is only used for drawing the mould through the ejector pins, and the working object is mainly metal, and the contact surface of the ejector pins is small, so that the abrasion or damage of products is easy to occur, the quality of the products is low, and the effect is poor.

Disclosure of Invention

The utility model aims to solve the problems in the background art, and provides a high molecular weight polyethylene material compression molding and stripping device.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the die-forming and die-drawing device for the high molecular weight polyethylene material comprises a lower die shell, wherein a connecting seat is arranged at the bottom of the lower die shell, a plurality of telescopic rods are uniformly arranged at the bottom of the connecting seat, and pressing plates are connected to the bottoms of the telescopic rods;

the bottom of the connecting seat is sequentially connected with a first attaching seat and a second attaching seat, a push block is arranged in the second attaching seat, the push block is connected with the top block through a plurality of support rods, and a contact rod is fixedly connected to the bottom in the first attaching seat;

the pressing plate is provided with a third attaching seat, the pressing plate is fixedly connected with a first top cover, and a separating rod is arranged in the pressing plate.

Make further optimizing scheme, second laminating seat and first laminating seat and connecting seat pass through a plurality of fastening bolt fixed connection, and its structure is easily dismantled, and the convenience is maintained the work subassembly of inside, the maintenance convenience of lifting means.

And the pushing block is in sliding connection with the second attaching seat, and is matched with the first top cover in position, so that the movement track of the pushing block is limited, and the working safety of the equipment is ensured.

And a further optimization scheme is adopted, sliding grooves for sliding the ejector blocks are formed in the lower die shell and the connecting seat, the top of the ejector blocks are communicated with the lower die shell, products are ejected out through the ejector blocks, the contact area of the ejector blocks is large, and the demolding effect is improved.

Make further optimizing scheme, the contact bar runs through the ejector pad, and contact bar and release lever position cooperate, if there is third laminating seat and second laminating seat laminating, when can't separate, through the release lever, the contact bar is hit in the top for third laminating seat is not hard up with the second laminating seat, makes things convenient for first top cap to reset.

And a further optimization scheme is adopted, and a groove for sliding the separating rod is formed in the first top cover.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model provides a high molecular weight polyethylene material compression molding and demolding device, which is characterized in that a first top cover pushes a pushing block by pushing a pressing plate, so that the pushing block pushes out a product in a lower mold shell; when the device is reset, the first top cover descends by pulling the pressing plate at the bottom, and then the top block naturally descends under the gravity, so that the lifting die is convenient and quick.

2. The utility model provides a high molecular weight polyethylene material compression molding and demolding device which is intersected with a traditional ejection mechanism and has better ejection effect, and meanwhile, the device is simple in structure, easy to detach and convenient to maintain.

Drawings

FIG. 1 is a schematic diagram showing the three-dimensional structure of a mold stripping device for compression molding a high molecular weight polyethylene material according to the present utility model;

FIG. 2 is a cross-sectional view of a mold stripping apparatus for compression molding a high molecular weight polyethylene material in accordance with the present utility model;

fig. 3 is an enlarged view at a in fig. 2.

Legend description: 1. a lower die housing; 2. a connecting seat; 21. a telescopic rod; 22. a pressing plate; 23. a first attaching seat; 24. a second attaching seat; 25. a third attaching seat; 26. a first top cover; 27. a pushing block; 28. a support rod; 29. a top block; 3. a separation rod; 31. and a contact lever.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1-3, a high molecular weight polyethylene material compression molding and demolding device comprises a lower mold shell 1, wherein a connecting seat 2 is arranged at the bottom of the lower mold shell 1, a plurality of telescopic rods 21 are uniformly arranged at the bottom of the connecting seat 2, and pressing plates 22 are connected to the bottoms of the telescopic rods 21;

the bottom of the connecting seat 2 is sequentially connected with a first attaching seat 23 and a second attaching seat 24, a push block 27 is arranged in the second attaching seat 24, the push block 27 is connected with a top block 29 through a plurality of support rods 28, and a contact rod 31 is fixedly connected with the bottom of the first attaching seat 23;

the pressing plate 22 is provided with a third attaching seat 25, the pressing plate 22 is fixedly connected with a first top cover 26, and the pressing plate 22 is internally provided with a separating rod 3.

The lower die shell 1 is a shell for bearing die materials, the connecting seat 2 is used for connecting the die lifting device with the lower die shell 1, the plurality of telescopic rods 21 are used for limiting the motion trail of the pressing plate 22 and the connecting seat 2, the first attaching seat 23 is used for limiting the sliding trail of the supporting rod 28 so as to drive the top block 29 to lift, and the second attaching seat 24 is used for limiting the motion trail of the pushing block 27.

Then by pushing the pressing plate 22, the first top cover 26 pushes the pushing block 27, so that the top block 29 pushes out the product in the lower die housing 1; upon return, the first top cover 26 is lowered by pulling the bottom pressure plate 22, and then the top block 29 naturally falls by gravity.

The contact rod 31 runs through the push block 27, and the contact rod 31 is matched with the position of the separating rod 3, wherein if the third attaching seat 25 is attached to the second attaching seat 24, when the separating rod 3 cannot be used for separating, the contact rod 31 is jacked, so that the third attaching seat 25 and the second attaching seat 24 are loose, and the first top cover 26 is convenient to reset.

The second laminating seat 24 and the first laminating seat 23 are fixedly connected with the connecting seat 2 through a plurality of fastening bolts, the structure of the second laminating seat is easy to detach, the maintenance of the internal working assembly is convenient, and the maintenance convenience of equipment is improved.

The push block 27 is in sliding connection with the second attaching seat 24, and the push block 27 is matched with the first top cover 26 in position, so that the movement track of the push block 27 is limited, and the working safety of equipment is ensured.

The sliding grooves for sliding the ejector blocks 29 are formed in the lower die shell 1 and the connecting seat 2, the tops of the ejector blocks 29 are communicated with the lower die shell 1, products are ejected out through the ejector blocks 29, the contact area of the ejector blocks 29 is large, and the demolding effect is improved.

The first top cover 26 is provided with a groove for sliding the separating rod 3, and the groove facilitates the sliding of the separating rod 3.

The working principle is that high molecular weight polyethylene material is injected along the lower die shell 1, and after being formed by upper die pressing, the pressing plate 22 is pushed, so that the first top cover 26 pushes the push block 27, and the top block 29 pushes out a product in the lower die shell 1; when the die is reset, the first top cover 26 is lowered by pulling the bottom pressing plate 22, and then the top block 29 naturally falls under gravity, so that the die stripping work is completed.

It should be noted that various standard components used in the present utility model are available in the market, and non-standard components can be specifically customized, and the connection manner adopted in the present utility model, such as bolting, welding, etc., is a very common means in the mechanical field, and the inventor will not be reiterated here.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The utility model provides a high molecular weight polyethylene material compression molding draft gear, includes lower mould casing (1), its characterized in that: a connecting seat (2) is arranged at the bottom of the lower die shell (1), a plurality of telescopic rods (21) are uniformly arranged at the bottom of the connecting seat (2), and pressing plates (22) are connected to the bottoms of the telescopic rods (21);

the bottom of the connecting seat (2) is sequentially connected with a first attaching seat (23) and a second attaching seat (24), a push block (27) is arranged in the second attaching seat (24), the push block (27) is connected with a top block (29) through a plurality of support rods (28), and a contact rod (31) is fixedly connected with the inner bottom of the first attaching seat (23);

the novel multifunctional portable electronic device is characterized in that a third attaching seat (25) is arranged on the pressing plate (22), a first top cover (26) is fixedly connected to the pressing plate (22), and a separating rod (3) is arranged in the pressing plate (22).

2. The high molecular weight polyethylene material compression molding and demolding device according to claim 1, wherein: the second attaching seat (24) and the first attaching seat (23) are fixedly connected with the connecting seat (2) through a plurality of fastening bolts.

3. The high molecular weight polyethylene material compression molding and demolding device according to claim 1, wherein: the pushing block (27) is connected with the second attaching seat (24) in a sliding mode, and the pushing block (27) is matched with the first top cover (26) in position.

4. The high molecular weight polyethylene material compression molding and demolding device according to claim 1, wherein: the lower die shell (1) and the connecting seat (2) are internally provided with sliding grooves for sliding the ejector blocks (29), and the tops of the ejector blocks (29) are communicated with the lower die shell (1).

5. The high molecular weight polyethylene material compression molding and demolding device according to claim 1, wherein: the contact rod (31) penetrates through the pushing block (27), and the contact rod (31) is matched with the separating rod (3) in position.

6. The high molecular weight polyethylene material compression molding and demolding device according to claim 1, wherein: a groove for sliding the separating rod (3) is formed in the first top cover (26).