CN218196457U

CN218196457U - Rotational molding die for mounting PEEK plate structure

Info

Publication number: CN218196457U
Application number: CN202222295857.3U
Authority: CN
Inventors: 王晓礼; 盛野; 孙俊太; 王洋; 周明锯; 赵崇石
Original assignee: Qingdao Rototech Yili Automobile Plastic Product Co ltd; Wuxi Yili Environmental Protection Technology Co Ltd; Hebei Yili Technology Co Ltd
Current assignee: Qingdao Rototech Yili Automobile Plastic Product Co ltd; Wuxi Yili Environmental Protection Technology Co Ltd; Hebei Yili Technology Co Ltd
Priority date: 2022-08-29
Filing date: 2022-08-29
Publication date: 2023-01-03
Anticipated expiration: 2032-08-29

Abstract

The application discloses rotational moulding mould of installation PEEK plate structure belongs to the rotational moulding mould field, has solved the problem that the area opening rotational moulding goods need the later stage to carry out cutting process among the prior art. In the application, the second die body covers the opening of the first concave cavity in the first die body and is connected with the first die body; a first PEEK plate is arranged in the first cavity, the lower end face of the first PEEK plate is attached to the inner wall of the first cavity, and the upper end face of the first PEEK plate protrudes out of the opening of the first cavity. The utility model discloses a rotational moulding mould of installation PEEK plate structure directly adopts the installation PEEK plate structure on the mould, can directly produce out and take open-ended product, need not follow-up cutting process rotational moulding semi-manufactured goods.

Description

Rotational molding die for mounting PEEK plate structure

Technical Field

The utility model relates to a rotational moulding mould of installation PEEK plate structure belongs to the rotational moulding mould field.

Background

At present, when a rotational molding product with an opening is manufactured, a rotational molding die is generally not specially processed, and only a corresponding position of the die is made into a plane structure. The product thus produced is a closed cavity, and the mouth shape is subsequently machined by cutting the product.

Therefore, after the semi-finished product is rotationally molded by the existing rotational molding die, the semi-finished product needs to be manually cut. Cutting requires a certain amount of time and requires the input of a corresponding cutting tool. This results in a longer overall product processing time and requires a cutting tooling investment, resulting in an increased product cost. In addition, product scrap and personal safety risks are easily caused in the cutting process, certain deflection is easily caused in the process of manually holding the cutting tool in the semi-finished product cutting process, and the cut finished product is possibly unqualified. In severe cases, there may be a safety risk of the cutting tool scratching the operator's hand. Also, during the cutting process, plastic chips are generated and there is a harsh cutting sound.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotational moulding mould of installation PEEK plate structure directly adopts the installation PEEK plate structure on the mould, can directly produce out and take the open-ended product, need not follow-up cutting process rotational moulding semi-manufactured goods.

The utility model adopts the technical scheme that the rotational molding die for installing the PEEK plate structure comprises a rotational molding die body, wherein the rotational molding die body comprises a die body I and a die body II; a first cavity is built in the first mold body, the first cavity is provided with a first opening, and the first opening is positioned on the first mold body and faces the second mold body; the second die body covers an opening of the first cavity in the first die body and is connected with the first die body; a first PEEK plate is arranged in the first cavity, the lower end face of the first PEEK plate is attached to the inner wall of the first cavity, and the upper end face of the first PEEK plate protrudes out of the opening of the first cavity.

Preferably, the rotational moulding mould for installing the PEEK plate structure is characterized in that a groove matched with the PEEK plate is formed in the inner wall of the first cavity, the PEEK plate is installed in the groove, the side wall of the PEEK plate is attached to the inner side wall of the groove, and the upper end face of the PEEK plate protrudes out of the top end opening of the groove.

Optimized, the rotational moulding mould of the PEEK plate structure is characterized in that a plurality of thread tooth sockets are arranged on the lower end face of the PEEK plate I, the thread tooth sockets are in threaded connection with bolts, and the PEEK plate I is fixedly connected with the mould body through the thread tooth sockets and the bolts.

Preferably, a cavity II is constructed in the first mold body of the rotational molding mold for installing the PEEK plate structure, the cavity II is provided with an opening II, and the opening II is positioned in the first mold body and faces the second mold body; the depth of the second concave cavity is greater than that of the first concave cavity; and a PEEK plate splicing groove body is arranged in the second concave cavity, the opening of the PEEK plate splicing groove body is arranged towards the second mold body, and the outer surface of the PEEK plate splicing groove body is attached to the inner surface of the second concave cavity.

Optimized, the rotational moulding mould of the PEEK plate structure is characterized in that a plurality of thread tooth socket II are installed on the outer surface of the PEEK plate splicing groove body, the thread tooth socket II is in threaded connection with a bolt, and the PEEK plate splicing groove body is fixedly connected with the mould body through the thread tooth socket II and the bolt.

Preferably, the upper end face of the PEEK plate splicing groove body protrudes out of the top end opening of the cavity II.

The application has the advantages that:

in the technical scheme of this application, directly adopt installation PEEK board structure on the mould, use PEEK board one with the shutoff of product opening position, can directly produce out the product of taking the open-ended, need not follow-up cutting process rotational moulding semi-manufactured goods. The processing time is shortened, the processing efficiency is improved, and the danger of subsequent cutting processing is reduced.

Drawings

Figure 1 is a schematic view of the structure of a rotomoulded product of reduced thickness;

figure 2 is a side view of a rotomoulded product of lower thickness;

FIG. 3 is a schematic structural diagram of the present application;

FIG. 4 is a schematic view of a split structure of the present application;

FIG. 5 is a schematic top view of the present application;

FIG. 6 isbase:Sub>A cross-sectional view A-A of FIG. 5;

FIG. 7 is an enlarged view of FIG. 6 at B;

FIG. 8 is a schematic view of the internal structure of a first mold body of the present application;

fig. 9 is a schematic diagram of a first mold body of the present application.

Detailed Description

The technical features of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.

As shown in fig. 3, the utility model relates to a rotational moulding mould of installation PEEK plate structure, including the rotational moulding mould body, this internal constitution of rotational moulding mould has the shaping inner chamber that is used for the fashioned. The rotational molding die body consists of a die body I1 and a die body II 2, a molding groove is formed in the die body I1, an opening is formed in the molding groove in the die body I1, and the opening of the molding groove is located on the end face of the die body I1. One end face of the second die body 2 covers the opening of the forming groove of the first die body 1 and seals the opening of the forming groove, and a forming inner cavity is defined by the end face of the second die body 2 and the inner wall of the forming groove of the first die body 1.

The second die body 2 comprises a cover plate and two blocking blocks, and the two blocking blocks are respectively arranged at the end part of the cover plate and fixed with the cover plate through bolts. After the second die body 2 covers the first die body 1, the second die body 2 is connected with the first die body 1 through bolts, and the joint between the second die body 2 and the first die body 1 is attached.

In this application, a cavity one 3 is built in the inner wall of the forming cavity. In this embodiment, a cavity one 3 is constructed on the inner wall of a mold body one 1 and a PEEK plate one 4 is installed in the cavity one 3, and the PEEK plate one 4 fills the cavity one 3 and is fixed with the cavity one 3. The opening of the first cavity 3 faces the second die body 2, and the end part of the first PEEK plate 4 protrudes out of the opening of the first cavity 3, so that the end part of the first PEEK plate 4 extends into the forming inner cavity and a boss is formed on the inner wall of the forming inner cavity. At the rotational moulding in-process, the heating of rotational moulding mould body rolls, rotational moulding material trickles on shaping inner chamber inner wall after receiving the heat fusion, because the tip protrusion of PEEK board 4 in shaping inner chamber inner wall, rotational moulding material can walk around the convex part of tip of PEEK board 4 and only trickles on shaping inner chamber inner wall, roll the cooling back at the rotational moulding mould body, on the surface of fashioned rotational moulding piece, the convex position of tip of PEEK board 4 will form an opening, do not need the later stage to carry out the cutting opening.

A plurality of internal thread holes are constructed on the lower end face of the PEEK plate I4, a thread tooth socket 5 is installed in the internal thread of the internal thread hole, the thread tooth socket 5 is in a tubular shape with threads arranged inside and outside, and a second internal thread hole is formed in the thread tooth socket 5. A plurality of through holes are formed in the first die body 1, after the first PEEK plate 4 is installed in the first cavity 3, the threaded holes II are opposite to the through holes in the surface of the first die body 1, and bolts penetrate through the through holes and are in threaded connection with the threaded holes II, so that the first PEEK plate 4 and the first cavity 3 are fixed.

The rotational molding process requires that the rotational molding part produced has a certain thickness so as to be convenient for the rotational molding die to have enough space for adding rotational molding raw materials in the production process. Therefore, for the product with a thinner thickness as shown in fig. 1 and fig. 2, only the whole height can be increased, and the product size can be changed to meet the production requirement of the rotational molding process.

In the technical scheme of the application, a cavity II 6 is constructed in the mold body I1, the cavity II 6 is provided with an opening II, and the opening II is positioned on the mold body I1 and faces the mold body II 2. A PEEK plate splicing groove body 7 is arranged in the second concave cavity 6, the opening of the PEEK plate splicing groove body 7 faces the second die body 2, and the outer surface of the PEEK plate splicing groove body 7 is attached to the inner surface of the second concave cavity 6. The degree of depth of cavity two 6 is greater than the degree of depth of cavity one 3 for the inside cell body of PEEK board concatenation cell body 7 has certain degree of depth and volume, can make the inside cell body of PEEK board concatenation cell body 7 have sufficient space and add rotational moulding raw and other materials, at the in-process of rotational moulding mould production, to adding rotational moulding raw and other materials in it, rotational moulding raw and other materials can flow through PEEK board concatenation cell body 7 after the heating and melting and go into the shaping intracavity and carry out the shaping.

A plurality of internal thread holes are formed in the outer surface of the PEEK plate splicing groove body 7, a second thread tooth socket is installed in the three internal threads of the internal thread hole, the second thread tooth socket is in a tubular shape with threads arranged inside and outside, and a fourth internal thread hole is formed in the second thread tooth socket. A plurality of second through holes are formed in the first die body 1, after the PEEK plate splicing groove body 7 is installed, the third threaded holes are opposite to the second through holes, and bolts penetrate through the second through holes and are in threaded connection with the third threaded holes, so that the PEEK plate splicing groove body 7 is fixed with the second concave cavity 6.

The upper end surface of the PEEK plate splicing groove body 7 protrudes out of the top end opening of the concave cavity II 6.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should also understand that the changes, modifications, additions and substitutions made within the scope of the present invention should all belong to the protection scope of the present invention.

Claims

1. A rotational molding die for mounting a PEEK plate structure comprises a rotational molding die body, wherein the rotational molding die body comprises a die body I (1) and a die body II (2); the method is characterized in that: a first cavity (3) is formed in the first die body (1), the first cavity (3) is provided with a first opening, and the first opening is positioned on the first die body (1) and faces the second die body (2); the second die body (2) covers an opening of the first cavity (3) in the first die body (1) and is connected with the first die body (1); a PEEK plate (4) is arranged in the cavity I (3), the lower end face of the PEEK plate (4) is attached to the inner wall of the cavity I (3), and the upper end face of the PEEK plate (4) protrudes out of the opening of the cavity I (3).

2. The rotomolding mold for installing PEEK plate structures of claim 1, wherein: the structure has the recess with a PEEK board (4) complex on the inner wall of cavity (3), and a PEEK board (4) is installed in the recess, and the lateral wall of a PEEK board (4) and the inside wall laminating of recess, the top end protrusion in the top opening of recess of the up end of a PEEK board (4).

3. The rotomolding mold for installing PEEK plate structures of claim 1, wherein: install a plurality of screw thread facing (5) on the lower terminal surface of PEEK board (4), screw thread facing (5) threaded connection has the bolt, and PEEK board (4) are through screw thread facing (5), bolt and the mould body (1) fixed connection.

4. The rotomolding mold for installing PEEK plate structures of claim 1, wherein: a cavity II (6) is constructed in the die body I (1), the cavity II (6) is provided with an opening II, and the opening II is positioned on the die body I (1) and faces the die body II (2); the depth of the second concave cavity (6) is greater than that of the first concave cavity (3); and a PEEK plate splicing groove body (7) is arranged in the cavity two (6), the opening of the PEEK plate splicing groove body (7) is arranged towards the mold body two (2), and the outer surface of the PEEK plate splicing groove body (7) is attached to the inner surface of the cavity two (6).

5. The rotomolding mold for installing PEEK plate structures of claim 4, wherein: a plurality of second thread tooth sockets are installed on the outer surface of the PEEK plate splicing groove body (7), the second thread tooth sockets are in threaded connection with bolts, and the PEEK plate splicing groove body (7) is fixedly connected with the first die body (1) through the second thread tooth sockets and the bolts.

6. A rotational moulding mould for installing a PEEK plate structure according to claim 4, characterized in that: the upper end face of the PEEK plate splicing groove body (7) protrudes out of the top end opening of the cavity II (6).