CN213260844U

CN213260844U - Quick cooling type air pipe injection mold

Info

Publication number: CN213260844U
Application number: CN202022123949.4U
Authority: CN
Inventors: 肖世国
Original assignee: Suzhou Gangyuan Plastic Co ltd
Current assignee: Suzhou Gangyuan Plastic Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-05-25
Anticipated expiration: 2030-09-24

Abstract

The utility model relates to a rapid cooling type trachea injection mold, which comprises an upper mold, a lower mold, an upper mold core and a lower mold core, wherein an injection molding cavity is arranged between the upper mold core and the lower mold core; the method is characterized in that: be provided with the switching piece on the lower mould benevolence, switching piece and the chamber intercommunication of moulding plastics, the piston rod and the lower mould swing joint of switching piece through the hydro-cylinder, switching piece and the contact of lower mould benevolence, be provided with water inlet and delivery port on the switching piece, be provided with the cooling tube on the lower mould benevolence, cooling tube and switching piece intercommunication, the cooling tube is located the intracavity of moulding plastics, the cylinder body and the lower mould benevolence of hydro-cylinder are connected, mould plastics the intracavity and be provided with the stay tube. The utility model provides a quick cooled trachea injection mold has reduced the cooling time of trachea in injection mold, has improved work efficiency, has practiced thrift manufacturing cost.

Description

Quick cooling type air pipe injection mold

Technical Field

The utility model relates to a mould field, concretely relates to quick cooling type trachea injection mold.

Background

The air pipe is an air path element, is usually made of plastic and is usually formed by injection molding of an injection mold in order to reduce the production cost.

Because the length of trachea is longer, it is longer at trachea injection moulding and refrigerated time, work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: the utility model provides a quick cooling type trachea injection mold, solves above problem.

In order to achieve the above object, the present invention provides the following technical solutions:

a rapid cooling type air pipe injection mold comprises an upper mold, a lower mold, an upper mold core and a lower mold core, wherein an injection molding cavity is arranged between the upper mold core and the lower mold core; the method is characterized in that: be provided with the switching piece on the lower mould benevolence, switching piece and the chamber intercommunication of moulding plastics, the piston rod and the lower mould swing joint of switching piece through the hydro-cylinder, switching piece and the contact of lower mould benevolence, be provided with water inlet and delivery port on the switching piece, be provided with the cooling tube on the lower mould benevolence, cooling tube and switching piece intercommunication, the cooling tube is located the intracavity of moulding plastics, the cylinder body and the lower mould benevolence of hydro-cylinder are connected, mould plastics the intracavity and be provided with the stay tube.

Furthermore, the size of the cooling pipe is matched with that of an injection molding cavity, the injection molding cavity is communicated with a feeding port of the mold, the injection molding cavity is formed by multiple sections of cylinders, the water inlet is communicated with the water outlet, and the supporting pipe is located on the outer side of the cooling pipe.

Furthermore, the size of the cooling pipe is smaller than that of the supporting pipe, the injection molding cavity is communicated with the adapter block, the water inlet is communicated with the supporting pipe through the cooling pipe, and the supporting pipe is concentric with the injection molding cavity.

Furthermore, one end of the cooling pipe is arranged in the supporting pipe, the number of the injection molding cavities is two, and the water inlet is communicated with the water outlet through the cooling pipe and the supporting pipe.

Furthermore, the other end of the cooling pipe is communicated with the water inlet, and the supporting pipe is communicated with the switching block through a sealing piece.

The utility model has the advantages that: the utility model provides a quick cooling type trachea injection mold, through last mould, lower mould, last mould benevolence, lower mould benevolence, switching piece, water inlet and delivery port use of mutually supporting, realize trachea quick refrigerated effect in injection mold, reduced the cooling time of trachea in injection mold, improved work efficiency, practiced thrift manufacturing cost.

Drawings

Fig. 1 is the utility model relates to a quick cooling type trachea injection mold's overall structure axonometric drawing.

Fig. 2 is the utility model relates to a quick cooling type trachea injection mold's partial structure axonometric drawing.

Fig. 3 is another partial structure mapping diagram of the rapid cooling type air pipe injection mold of the present invention.

Fig. 4 is an axonometric view of another part of the structure of the rapid cooling type air pipe injection mold of the present invention.

Fig. 5 is a perspective view of another part of the structure of the rapid cooling type air pipe injection mold of the present invention.

Fig. 6 is a partially enlarged view of a portion a of fig. 4.

In the figure: 1. an upper die; 2. a lower die; 3. an injection molding cavity; 4. a transfer block; 41. a water inlet; 42. a water outlet; 5. a cooling tube; 6. an oil cylinder; 7. an upper die core; 8. a lower die core; 9. and (5) supporting the tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 6, a rapid cooling type air pipe injection mold comprises an upper mold 1, a lower mold 2, an upper mold core 7 and a lower mold core 8, wherein an injection molding cavity 3 is arranged between the upper mold core 7 and the lower mold core 8 and is used for being matched with a cooling pipe 5 to complete injection molding; the method is characterized in that: the lower die core 8 is provided with a transfer block 4 for transferring cooling water, the transfer block 4 is communicated with the injection molding cavity 3 and used for cooling an injection molding air pipe in the injection molding cavity 3, the transfer block 4 is movably connected with the lower die 2 through a piston rod of an oil cylinder 6 and used for driving the transfer block 4 to move, the transfer block 4 is in contact with the lower die core 8, the transfer block 4 is provided with a water inlet 41 and a water outlet 42, the lower die core 8 is provided with a cooling pipe 5, the cooling pipe 5 is communicated with the transfer block 4, the cooling pipe 5 is positioned in the injection molding cavity 3, a cylinder body of the oil cylinder 6 is connected with the lower die core 8, a supporting pipe 9 is arranged in the injection molding cavity 3, and the oil cylinder 6, the water inlet 41 and the water outlet 42 are all connected with an external control system.

The size of cooling tube 5 matches with the size of the chamber 3 of moulding plastics for mutually support injection moulding trachea, mould plastics chamber 3 and the pan feeding mouth intercommunication of mould for provide liquid raw materials, mould plastics chamber 3 specifically comprises the multistage cylinder, water inlet 41 and delivery port 42 intercommunication, stay tube 9 is located the outside of cooling tube 5.

The size of the cooling pipe 5 is smaller than that of the support pipe 9, the injection molding cavity 3 is communicated with the adapter block 4, the water inlet 41 is communicated with the support pipe 9 through the cooling pipe 5, and the support pipe 9 is concentric with the injection molding cavity 3.

One end of the cooling pipe 5 is positioned in the supporting pipe 9, the number of the injection molding cavities 3 is two, and the water inlet 41 is communicated with the water outlet 42 through the cooling pipe 5 and the supporting pipe 9 and is used for forming a water cooling system.

The other end of the cooling pipe 5 is communicated with a water inlet 41, and the supporting pipe 9 is communicated with the adapter block 4 through a sealing piece.

The utility model discloses a theory of operation does: before the injection molding work is started, the water inlet 41 and the water outlet 42 are communicated with an external control system, and then the injection molding process is started: raw materials enter an injection molding cavity 3 through a feeding hole in a mold, in the process, liquid raw materials form air pipes in the injection molding cavity 3 and the outer side of a supporting pipe 9, cold water is introduced into a water inlet 41 by an external control system, the cold water sequentially passes through the water inlet 41, a switching block 4, a space between a cooling pipe 5 and the supporting pipe 9, the inner side of the cooling pipe 5, the switching block 4 and a water outlet 42 and returns to the external control system, the cold water cools the inner wall of the air pipe through the supporting pipe 9, the air pipe in the injection molding cavity 3 is rapidly cooled and molded in the process, an upper mold 1 is far away from a lower mold 2, an oil cylinder 6 drives the switching block 4 to be far away from a lower mold core 8, a plurality of core-pulling processes occur on the lower mold core 8, finally, the air pipe after injection molding is taken away by an external mechanism.

The above examples are provided for further illustration of the present invention, but do not limit the present invention to these specific embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be understood as being within the protection scope of the present invention.

Claims

1. A rapid cooling type air pipe injection mold comprises an upper mold (1), a lower mold (2), an upper mold core (7) and a lower mold core (8), wherein an injection molding cavity (3) is arranged between the upper mold core (7) and the lower mold core (8); the method is characterized in that: be provided with on lower mould benevolence (8) and change piecing blocks (4), change piecing blocks (4) and mould plastics chamber (3) intercommunication, piston rod and lower mould (2) swing joint that change piecing blocks (4) pass through hydro-cylinder (6), change piecing blocks (4) and lower mould benevolence (8) contact, be provided with water inlet (41) and delivery port (42) on change piecing blocks (4), be provided with cooling tube (5) on lower mould benevolence (8), cooling tube (5) and change piecing blocks (4) intercommunication, cooling tube (5) are located moulds plastics chamber (3), the cylinder body and lower mould benevolence (8) of hydro-cylinder (6) are connected, be provided with stay tube (9) in the chamber of moulding plastics (3).

2. The rapid cooling type air pipe injection mold according to claim 1, wherein: the size of cooling tube (5) and the size of moulding plastics chamber (3) cooperate, mould plastics chamber (3) and the pan feeding mouth intercommunication of mould, mould plastics chamber (3) and specifically constitute by the multistage cylinder, water inlet (41) and delivery port (42) intercommunication, stay tube (9) are located the outside of cooling tube (5).

3. The rapid cooling type air pipe injection mold according to claim 2, wherein: the size of the cooling pipe (5) is smaller than that of the support pipe (9), the injection molding cavity (3) is communicated with the transfer block (4), the water inlet (41) is communicated with the support pipe (9) through the cooling pipe (5), and the support pipe (9) is concentric with the injection molding cavity (3).

4. The rapid cooling type air pipe injection mold according to claim 3, wherein: one end of the cooling pipe (5) is positioned in the supporting pipe (9), two injection molding cavities (3) are arranged, and the water inlet (41) is communicated with the water outlet (42) through the cooling pipe (5) and the supporting pipe (9).

5. The rapid cooling type air pipe injection mold according to claim 4, wherein: the other end of the cooling pipe (5) is communicated with a water inlet (41), and the supporting pipe (9) is communicated with the switching block (4) through a sealing piece.