CN220146632U

CN220146632U - Extrusion die is used in PEEK rod production

Info

Publication number: CN220146632U
Application number: CN202321566104.XU
Authority: CN
Inventors: 常伟; 陈云龙
Original assignee: Suzhou Jutai New Material Co ltd
Current assignee: Suzhou Jutai New Material Co ltd
Priority date: 2023-06-19
Filing date: 2023-06-19
Publication date: 2023-12-08
Anticipated expiration: 2033-06-19

Abstract

The utility model discloses an extrusion die for producing PEEK bars, which comprises a die body, wherein a separation cavity is formed in the die body, a plurality of extrusion pipes are arranged on the front side of the separation cavity, a cover plate is arranged on the front side of the die body, and a cooling coil is wound on the surface of each extrusion pipe. The utility model adopts the cooling coil pipe to cool the die, when in use, raw materials are extruded into the feed pipe through the extruder, then the raw materials are extruded into the separation cavity, and then the bar is extruded through the extrusion pipe, at the moment, cooling water in the cooling coil pipe is continuously conveyed, thereby taking away heat, realizing the cooling of the extrusion pipe, enabling the raw materials to be rapidly molded during extrusion, and compared with the existing extrusion die, the utility model can cool the raw materials during molding, and avoid the mutual adhesion between the bars.

Description

Extrusion die is used in PEEK rod production

Technical Field

The utility model relates to the technical field of new materials, in particular to an extrusion die for producing PEEK bars.

Background

Polyether ether ketone (PEEK) is a semi-crystalline thermoplastic resin with highest heat resistance grade (the long-term use temperature can reach 250 ℃) and the best comprehensive performance in the existing special engineering plastics. The plastic has the comprehensive properties of irradiation resistance, fatigue resistance, corrosion resistance, excellent mechanical property, excellent electrical property and the like, is plastic with toughness and rigidity, has very wide application prospect in the fields of automobiles, aerospace, buildings, chemical industry, electronics and the like, and belongs to one of forming dies, and the discharging mode is realized by extrusion. The aluminum alloy is widely applied to aluminum special-shaped structures and also used in plastic parts. The extruder is used for making pipes or profiles at the front end of the extruder. In short, a mold is a tool for molding an article, which is composed of various parts, and a different mold is composed of different parts, which realizes the processing of the outer shape of the article mainly by changing the physical state of the molded material.

In the production process of the traditional PEEK bar, an extrusion die is required to be used for molding the bar, and the extrusion die in the prior art does not cool the raw materials, so that sticking and sticking are easy to occur between the extruded bars.

Therefore, how to provide an extrusion die for PEEK bar production to solve the problem existing in the prior art, has important significance to the application of the extrusion die.

Disclosure of Invention

Accordingly, the present utility model is directed to an extrusion die for producing PEEK bar materials, which solves the problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an extrusion tooling is used in production of PEEK rod, includes the mould body, separation chamber has been seted up to the inside of mould body, a plurality of extrusion pipes are installed to the front side in separation chamber, the apron is installed in the front of mould body, every the surface of extrusion pipe all twines cooling coil.

Preferably, the extrusion pipes are distributed in an upper row and a lower row, two adjacent cooling coils are connected through connecting pipes, and the two extrusion pipes on the rightmost sides of the upper row and the lower row are respectively connected with a water outlet pipe and a water inlet pipe.

Preferably, the front surface of the cover plate is provided with a hole matched with the extrusion pipe, and the water outlet pipe and the water inlet pipe extend to the outer side of the die body.

Preferably, the surface of the extrusion pipe is provided with a spiral groove, and the cooling coil is embedded in the groove.

Preferably, the mounting holes are formed in two sides of the die body, the back of the die body is connected with the feeding pipe, and the tail end of the feeding pipe is connected with the connector.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model adopts the cooling coil pipe to cool the die, when in use, raw materials are extruded into the feed pipe through the extruder, then the raw materials are extruded into the separation cavity, and then the bar is extruded through the extrusion pipe, at the moment, cooling water in the cooling coil pipe is continuously conveyed, thereby taking away heat, realizing the cooling of the extrusion pipe, enabling the raw materials to be rapidly molded during extrusion, and compared with the existing extrusion die, the utility model can cool the raw materials during molding, and avoid the mutual adhesion between the bars.

The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the technical means of the present utility model, so that the present utility model may be practiced according to the teachings of the present specification, and so that the above-mentioned and other objects, features and advantages of the present utility model may be better understood, and the following detailed description of the preferred embodiments of the present utility model will be presented in conjunction with the accompanying drawings.

The above and other objects, advantages and features of the present utility model will become more apparent to those skilled in the art from the following detailed description of the specific embodiments of the present utility model when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is a top view of the present utility model.

In the figure: 1. a die body; 2. a feed pipe; 3. a connector; 4. a mounting hole; 5. a water outlet pipe; 6. a water inlet pipe; 7. extruding a pipe; 8. a cooling coil; 9. a connecting pipe; 10. a cover plate; 11. a separation chamber.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. In the following description, specific details such as specific configurations and components are provided merely to facilitate a thorough understanding of embodiments of the utility model. It will therefore be apparent to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the utility model. In addition, descriptions of well-known functions and constructions are omitted in the embodiments for clarity and conciseness.

Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

The term "and/or" is herein merely an association relationship describing an associated object, meaning that there may be three relationships, e.g., a and/or B, may represent: the terms "/and" herein describe another associative object relationship, indicating that there may be two relationships, e.g., a/and B, may indicate that: the character "/" herein generally indicates that the associated object is an "or" relationship.

It is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprise," "include," or any other variation thereof, are intended to cover a non-exclusive inclusion.

Referring to fig. 1-3, the utility model provides a technical scheme of an extrusion die for producing a PEEK bar material: including mould body 1, separation chamber 11 has been seted up to the inside of mould body 1, and a plurality of extrusion pipes 7 are installed to the front side in separation chamber 11, and apron 10 is installed in the front of mould body 1, and the surface of every extrusion pipe 7 all twines cooling coil 8.

The extrusion pipes 7 are distributed in an upper row and a lower row, two adjacent cooling coils 8 are connected through connecting pipes 9, and two extrusion pipes 7 on the rightmost sides of the upper row and the lower row are respectively connected with a water outlet pipe 5 and a water inlet pipe 6.

The front of the cover plate 10 is provided with a hole matched with the extrusion pipe 7, the water outlet pipe 5 and the water inlet pipe 6 are both extended to the outer side of the die body 1, and the water outlet pipe 5 and the water inlet pipe 6 are used for connecting a water chiller.

Spiral grooves are formed in the surface of the extrusion pipe 7, the cooling coil 8 is embedded into the grooves, the contact area between the extrusion pipe 7 and the cooling coil 8 is increased by the spiral grooves, and the cooling effect is better.

Mounting holes 4 have been seted up to the both sides of mould body 1, and the back of mould body 1 is connected with inlet pipe 2, and the end-to-end connection of inlet pipe 2 has connector 3, and connector 3 is used for connecting the extruder.

When the device is specifically used, raw materials are extruded into the feed pipe 2 through the extruder, then the raw materials are extruded into the separation cavity 11, and then the raw materials are extruded into bars through the extrusion pipe 7, and at the moment, cooling water in the cooling coil pipe 8 is continuously conveyed, so that heat is taken away, the cooling of the extrusion pipe 7 is realized, the raw materials can be rapidly molded during extrusion, and the device can be used for cooling during raw material molding, so that the bars are prevented from being stuck to each other.

The above description is only of the preferred embodiments of the present utility model and it is not intended to limit the scope of the present utility model, but various modifications and variations can be made by those skilled in the art. Variations, modifications, substitutions, integration and parameter changes may be made to these embodiments by conventional means or may be made to achieve the same functionality within the spirit and principles of the present utility model without departing from such principles and spirit of the utility model.

Claims

1. Extrusion die is used in production of PEEK rod, its characterized in that: the novel plastic extrusion die comprises a die body (1), a separation cavity (11) is formed in the die body (1), a plurality of extrusion pipes (7) are arranged on the front side of the separation cavity (11), a cover plate (10) is arranged on the front side of the die body (1), and cooling coils (8) are wound on the surfaces of the extrusion pipes (7).

2. The extrusion die for producing PEEK bar according to claim 1, wherein: the extrusion pipes (7) are distributed in an upper row and a lower row, two adjacent cooling coils (8) are connected through connecting pipes (9), and the two extrusion pipes (7) on the rightmost sides of the upper row and the lower row are respectively connected with a water outlet pipe (5) and a water inlet pipe (6).

3. An extrusion die for producing PEEK bar according to claim 2, wherein: the front of the cover plate (10) is provided with a hole matched with the extrusion pipe (7), and the water outlet pipe (5) and the water inlet pipe (6) are both extended to the outer side of the die body (1).

4. An extrusion die for producing PEEK bar according to claim 3, wherein: spiral grooves are formed in the surface of the extrusion pipe (7), and the cooling coil (8) is embedded in the grooves.

5. An extrusion die for producing PEEK bar according to claim 3, wherein: mounting holes (4) are formed in two sides of the die body (1), a feeding pipe (2) is connected to the back of the die body (1), and a connector (3) is connected to the tail end of the feeding pipe (2).