CN219006862U

CN219006862U - Injection mold suitable for high drop product

Info

Publication number: CN219006862U
Application number: CN202320121884.0U
Authority: CN
Inventors: 许烨; 彭建球; 吴卫兵
Original assignee: Shenzhen Honglitai Precision Technology Co ltd
Current assignee: Shenzhen Honglitai Precision Technology Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-05-12
Anticipated expiration: 2033-01-12

Abstract

The utility model discloses an injection mold suitable for high-drop products, which comprises a lower mold and an upper mold arranged right above the lower mold, wherein a lifting shell is arranged at the center of the lower end surface of the upper mold, the lifting shell is fixedly connected with the upper mold, a core mold is sleeved on the lifting shell, a spiral groove is formed in the outer side surface of the lifting shell, a limiting disc is fixedly arranged on the lower end surface of the lifting shell, the core mold comprises a shell and an annular plate, the annular plate is fixedly arranged at the top of the shell, and limiting sliding blocks corresponding to the spiral groove are uniformly arranged on the inner side surface of the annular plate.

Description

Injection mold suitable for high drop product

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold suitable for high-drop products.

Background

At present, a high-drop product is a product with higher molding height or deeper molding depth, a common high-drop product comprises a box body, a barrel body and the like, after a mold is molded, when a core mold is used for demolding a cavity of the barrel body, the required demolding force is large due to large contact area, and the cavity is easily pulled, cracked or deformed, and the like, so that the molding quality of the barrel body is affected.

Disclosure of Invention

The application provides an injection mold suitable for high drop product for solve the problem that proposes among the background art.

The utility model is realized in the following way:

the utility model provides an injection mold suitable for high drop product, includes the lower mould and installs the last mould directly over the lower mould, the lower terminal surface center department of going up the mould installs and promotes the shell, promote shell and last mould fixed connection, and promote the cover and be equipped with the mandrel on the shell, the spiral groove has been seted up on the shell lateral surface, and the lower terminal surface fixed mounting who promotes the shell has a spacing dish, the mandrel includes casing and annular plate, annular plate fixed mounting is at the top of casing, and the medial surface of annular plate is even be provided with the corresponding spacing slider of spiral groove.

Further, a plurality of semiconductor refrigerating sheets are arranged in the shell along the circumferential direction, and the refrigerating surfaces of the semiconductor refrigerating sheets are attached to the inner side surface of the shell.

Further, a central groove communicated with the shell is formed in the middle of the lifting shell, an external air pipe communicated with the central groove is arranged on the upper die, and the external air pipe is fixedly connected with the upper die.

Further, the outer diameter of the lifting shell is the same as the inner diameter of the annular plate, the outer diameter of the limiting disc is larger than the outer diameter of the lifting shell, and the inner diameter of the shell is larger than the outer diameter of the limiting disc.

Further, an external frame is arranged in the middle of the upper end face of the upper die, and the external frame is fixedly connected with the upper die.

Further, a positioning rod is arranged on the lower end face of the upper die, the positioning rod is fixedly connected with the upper die, and a positioning groove corresponding to the positioning rod is formed in the upper end face of the lower die.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has the advantages of rotating the extraction core mould, reducing the demoulding force during demoulding, further avoiding the surface of the product from being damaged by pulling and increasing the qualification rate of the product.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of the device of the present utility model;

FIG. 2 is a front view of the device of FIG. 1;

FIG. 3 is a perspective view of the upper mold and lifting shell of FIG. 1 mated;

FIG. 4 is a front view of the device of FIG. 3;

fig. 5 is a perspective view of the mandrel of fig. 1.

In the figure: 1. a lower die; 11. a positioning groove; 2. an upper die; 21. an external frame; 22. a positioning rod; 3. lifting the shell; 31. a spiral groove; 32. a limiting disc; 33. a central slot; 34. externally connected air pipes; 4. a core mold; 41. a housing; 411. a semiconductor refrigeration sheet; 42. an annular plate; 43. and a limit sliding block.

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. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

Referring to fig. 1, 2 and 3, an injection mold suitable for high drop product includes a lower mold 1 and an upper mold 2 installed right above the lower mold 1, a lifting shell 3 is installed at the center of the lower end face of the upper mold 2, the lifting shell 3 is fixedly connected with the upper mold 2, a core mold 4 is sleeved on the lifting shell 3, an external frame 21 is installed in the middle of the upper end face of the upper mold 2, and the external frame 21 is fixedly connected with the upper mold 2. The lower end face of the upper die 2 is provided with a positioning rod 22, the positioning rod 22 is fixedly connected with the upper die 2, and the upper end face of the lower die 1 is provided with a positioning groove 11 corresponding to the positioning rod 22. The upper die 2 is connected with the oil cylinder of the die through the external frame 21 when the upper die 2 is needed to be used, lifting operation of the upper die 2 is conveniently controlled through the oil cylinder, the upper die 2 can be lowered onto the lower die 1 when the upper die 2 needs to be molded, the core die 4 is completely sleeved on the lifting shell 3, molding processing can be carried out through the core die 4 and the central cavity of the lower die 1, the oil cylinder can be started to lift the upper die 2 after the processing molding is finished, the lifting shell 3 can be driven to synchronously lift in the lifting process of the upper die 2, the purpose of rotating the shell 41 can be achieved through the mutual matching of the spiral groove 31 and the limiting sliding block 43 in the lifting process of the lifting shell 3, the purpose of rotating the lifting of the shell 41 can be guaranteed, the situation that a molded product is damaged can be avoided to a great extent, the semiconductor refrigerating piece 411 is powered on when the upper die 2 is opened, the position of the shell 41 and the molded surface of the product can be guaranteed to be fast, the molded surface of the product can be guaranteed to be fast in a bonding mode, and the situation that the molded surface of the product is damaged is further reduced is further cooled.

Referring to fig. 4, a spiral groove 31 is formed on the outer side surface of the lifting shell 3, a limit plate 32 is fixedly mounted on the lower end surface of the lifting shell 3, a central groove 33 communicated with the shell 41 is formed in the middle of the lifting shell 3, an external air pipe 34 communicated with the central groove 33 is mounted on the upper die 2, and the external air pipe 34 is fixedly connected with the upper die 2. The outer diameter of the lifting shell 3 is the same as the inner diameter of the annular plate 42, the outer diameter of the limiting plate 32 is larger than the outer diameter of the lifting shell 3, and the inner diameter of the shell 41 is larger than the outer diameter of the limiting plate 32. The spiral groove 31 is arranged to be convenient to cooperate with the limit sliding block 43, so that the purpose of driving the core mold 4 to rotate is achieved, and meanwhile, in order to ensure that the heat in the shell 41 is better discharged, the air exhaust operation can be performed by externally connecting a fan through an externally connected air pipe 34.

Referring to fig. 5, the core mold 4 includes a housing 41 and an annular plate 42, the annular plate 42 is fixedly installed at the top of the housing 41, and a limit slider 43 corresponding to the spiral groove 31 is uniformly provided on the inner side surface of the annular plate 42. A plurality of semiconductor refrigerating sheets 411 are arranged in the shell 41 along the circumferential direction, and the refrigerating surface of the semiconductor refrigerating sheets 411 is attached to the inner side surface of the shell 41. The shell 41 is guaranteed to be rapidly cooled through the arrangement of the semiconductor refrigerating sheet 411, so that a molded product is conveniently cooled more rapidly.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Injection mold suitable for high drop product, including lower mould (1) and install mould (2) directly over lower mould (1), its characterized in that: lifting shell (3) are installed in lower terminal surface center department of last mould (2), lifting shell (3) and last mould (2) fixed connection, and the cover is equipped with mandrel (4) on lifting shell (3), spiral groove (31) have been seted up on lifting shell (3) lateral surface, and lifting shell (3) lower terminal surface fixed mounting has spacing dish (32), mandrel (4) include casing (41) and annular plate (42), annular plate (42) fixed mounting is at the top of casing (41), and annular plate (42) medial surface even be provided with spacing slider (43) corresponding of spiral groove (31).

2. An injection mould for high drop products according to claim 1, characterized in that a plurality of semiconductor refrigerating sheets (411) are arranged in the shell (41) along the circumferential direction, and the refrigerating surfaces of the semiconductor refrigerating sheets (411) are attached to the inner side surface of the shell (41).

3. An injection mould for high drop products according to claim 2, characterized in that the middle part of the lifting shell (3) is provided with a central groove (33) communicated with the shell (41), the upper mould (2) is provided with an external air pipe (34) communicated with the central groove (33), and the external air pipe (34) is fixedly connected with the upper mould (2).

4. An injection mould for high head products according to claim 3, characterised in that the outer diameter of the lifting shell (3) is the same as the inner diameter of the annular plate (42), the outer diameter of the limit disc (32) is larger than the outer diameter of the lifting shell (3), and the inner diameter of the shell (41) is larger than the outer diameter of the limit disc (32).

5. The injection mold for high-drop products according to claim 4, wherein an external frame (21) is installed in the middle of the upper end surface of the upper mold (2), and the external frame (21) is fixedly connected with the upper mold (2).

6. The injection mold suitable for the high-drop product according to claim 5, wherein a positioning rod (22) is installed on the lower end face of the upper mold (2), the positioning rod (22) is fixedly connected with the upper mold (2), and a positioning groove (11) corresponding to the positioning rod (22) is formed in the upper end face of the lower mold (1).