CN213166527U

CN213166527U - Double-color injection molding pouring system for engine compartment partition plate assembly

Info

Publication number: CN213166527U
Application number: CN202021267245.8U
Authority: CN
Inventors: 陈丹
Original assignee: Chengdu Aerospace Molding Nanjing Co ltd
Current assignee: Chengdu Aerospace Molding Nanjing Co ltd
Priority date: 2020-07-02
Filing date: 2020-07-02
Publication date: 2021-05-11
Anticipated expiration: 2030-07-02

Abstract

The utility model discloses a double-colored injection molding gating system for engine compartment baffle assembly, this double-colored injection molding gating system comprises mould cover half and mould movable mould, the top of mould cover half is installed the hot runner, and still is provided with the fixed die plate on the mould cover half, the guide pin bushing has all been seted up to four corners of mould cover half; the die is characterized in that a movable die plate is mounted on the die movable die, an upper body of a right partition plate of the engine compartment is arranged in the center of the die movable die, a left rear partition plate of the engine compartment is mounted on the right side of the upper body of the right partition plate of the engine compartment, and a guide pillar is mounted on one side of the lower end of the left rear partition plate of the engine compartment. This a double-colored casting system that moulds plastics for engine compartment baffle assembly, double-colored injection moulding is with two kinds of materials by same set of mould, and the shaping is on same injection molding machine, avoids the secondary to get a, improves product appearance quality and production efficiency, reduces workman intensity of labour and manufacturing cost.

Description

Double-color injection molding pouring system for engine compartment partition plate assembly

Technical Field

The utility model relates to a two-color casting system technical field that moulds plastics specifically is a two-color casting system that moulds plastics for engine compartment baffle assembly.

Background

With the development of the automobile industry, the requirements of automobile interiors are higher and higher, and sometimes a product needs to be produced by injection molding of two different materials in order to meet the functional requirements and aesthetic standards of the product. A part of the product can be taken out by injection molding on a common injection molding machine, and then the product is manually put into another mold for injection molding again to finish the molding. But the yield is lower, the manual placement accuracy is not high, so the problems of surface quality such as product burrs, pulling, fracture and the like are easily caused, the scrappage is large, the working efficiency is low, and the labor cost is high.

When the product quality and the yield are high, double-color injection molding is needed, namely a molding method of injecting two different raw materials into the same mold, molding is carried out twice, but the mold of the product which is only subjected to one-time demolding is usually completed by one set of mold, and a special double-color injection molding machine is needed. It enables the injection molding and appears two kinds of different colours to improve the practicality and the aesthetic property of product, the product location is accurate, improves product quality.

We have therefore proposed a two-shot injection molding gating system for an engine compartment bulkhead assembly.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides a following technical scheme: the double-color injection molding pouring system for the engine compartment partition plate assembly comprises a mold fixed mold and a mold movable mold, wherein a hot runner is installed at the top of the mold fixed mold, a fixed mold plate is further arranged on the mold fixed mold, and guide sleeves are arranged at four corners of the mold fixed mold;

the die moving die is provided with a moving die plate, the center of the die moving die is provided with an upper body of a right partition plate of an engine compartment, the right side of the upper body of the right partition plate of the engine compartment is provided with a left rear partition plate of the engine compartment, and one side of the lower end of the left rear partition plate of the engine compartment is provided with a guide pillar;

an upper fixing plate is installed at the topmost end of the double-color injection molding pouring system, a hot runner plate is arranged at the lower end of the upper fixing plate, an ejector pin panel and an ejector pin bottom plate are arranged on the front side of the lower end of the movable die of the die, and a lower fixing plate is installed at the bottommost end of the movable die of the die.

Preferably, the number of the guide sleeves is two.

Preferably, the guide posts are matched with the guide sleeves, and the number of the guide posts is two.

Preferably, the fixed die and the movable die are both irregular cuboid structures.

Preferably, the thimble panel and the thimble bottom plate are movably mounted.

Preferably, the length, the width and the height of the fixed die and the movable die are consistent.

Compared with the prior art, the utility model discloses possess following beneficial effect: the two-color injection molding pouring system for the engine compartment baffle plate assembly,

1. the two-color injection molding pouring system is divided into a one-shot pouring system and a two-shot pouring system which are respectively from two injection molding devices. The two-color injection molding needs to be matched and coordinated with each other, so that the sizes and the accuracies of the two secondary die guiding devices need to be consistent. The double-color injection molding improves the precision of the molded product and meets the requirements of more and more diversified products with high quality and high added value.

2. Double-colored injection moulding can improve the aesthetic property and the performance such as assembly of product, area is little, the mould simple structure and the loading and unloading of being convenient for, the cost is lower, conveniently take out and mould a die cavity, do benefit to characteristics such as precision forming, can keep the precision of mould and machinery for a long time, conveniently dispose all kinds of automatic devices, realize complicacy and the automatic molding of exquisite plastic products, double-colored injection moulding is by same set of mould with two kinds of materials, the shaping on same injection molding machine, avoid the secondary to get the piece, improve product appearance quality and production efficiency, reduce workman intensity of labour and manufacturing cost.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a structural diagram of the fixed mold of the present invention;

FIG. 3 is a structural diagram of a movable mold of the present invention;

in the figure: 1. a hot runner; 2. fixing a template; 3. a guide sleeve; 4. moving the template; 5. an engine compartment right bulkhead upper body; 6. a left rear bulkhead of the engine compartment; 7. a guide post; 8. an upper fixing plate; 9. a hot runner plate; 10. fixing a mould; 11. moving a die; 12. a thimble panel; 13. a thimble base plate; 14. and a lower fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses a double-shot injection casting system for engine compartment baffle assembly, which comprises a fixed mold 10 and a movable mold 11, wherein the top of the fixed mold 10 is provided with a hot runner 1, the fixed mold 10 is further provided with a fixed mold plate 2, and four corners of the fixed mold 10 are provided with guide sleeves 3;

a movable template 4 is installed on the die movable die 11, an engine compartment right partition upper body 5 is arranged in the center of the die movable die 11, an engine compartment left rear partition 6 is installed on the right side of the engine compartment right partition upper body 5, and a guide pillar 7 is installed on one side of the lower end of the engine compartment left rear partition 6;

an upper fixing plate 8 is mounted at the topmost end of the double-color injection molding pouring system, a hot runner plate 9 is arranged at the lower end of the upper fixing plate 8, an ejector pin panel 12 and an ejector pin base plate 13 are arranged on the front side of the lower end of a movable mold 11 of the mold, and a lower fixing plate 14 is mounted at the bottommost end of the movable mold 11 of the mold.

The number of guide sleeves 3 is two.

The guide posts 7 are matched with the guide sleeves 3, and the number of the guide posts 7 is two.

The fixed die 10 and the movable die 11 are both irregular cuboid structures.

The thimble panel 12 and the thimble base plate 13 are movably mounted.

The length, the width and the height of the fixed die 10 are consistent with those of the movable die 11.

The double-color injection molding and pouring system for the engine compartment partition plate assembly is characterized in that a mold is closed firstly, a plastic melt is injected, pressure is maintained, the mold is opened after a product is cooled, the product is ejected by an ejector pin, the ejector pin is reset, and the mold is closed again to finish an action cycle;

when the injection molding machine is used for closing the mold, the raw material A enters the mold to complete one-step molding, after the injection molding is completed, the product is left on the movable mold, the movable mold plate rotates 180 degrees to close the mold, the raw material B is injected into the mold, after the injection molding is completed, the raw material B is ejected out again, the product is taken out, and the movable mold rotates and resets, so that one cycle is completed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A two-color casting system that moulds plastics for engine compartment baffle assembly, this two-color casting system that moulds plastics comprises mould cover half (10) and mould movable mould (11), its characterized in that: the hot runner (1) is installed at the top of the fixed die (10), the fixed die plate (2) is further arranged on the fixed die (10), and guide sleeves (3) are arranged at four corners of the fixed die (10);

a movable template (4) is installed on the die movable die (11), an engine compartment right partition upper body (5) is arranged in the center of the die movable die (11), an engine compartment left rear partition (6) is installed on the right side of the engine compartment right partition upper body (5), and a guide pillar (7) is installed on one side of the lower end of the engine compartment left rear partition (6);

an upper fixing plate (8) is installed at the topmost end of the double-color injection molding pouring system, a hot runner plate (9) is arranged at the lower end of the upper fixing plate (8), an ejector pin panel (12) and an ejector pin base plate (13) are arranged on the front side of the lower end of a movable mold (11) of the mold, and a lower fixing plate (14) is installed at the bottommost end of the movable mold (11) of the mold.

2. The two-shot injection molding gating system for an engine compartment bulkhead assembly of claim 1, wherein: the number of the guide sleeves (3) is two.

3. The two-shot injection molding gating system for an engine compartment bulkhead assembly of claim 1, wherein: the guide posts (7) are matched with the guide sleeves (3), and the number of the guide posts (7) is two.

4. The two-shot injection molding gating system for an engine compartment bulkhead assembly of claim 1, wherein: the fixed die (10) and the movable die (11) are both irregular cuboid structures.

5. The two-shot injection molding gating system for an engine compartment bulkhead assembly of claim 1, wherein: the thimble panel (12) and the thimble bottom plate (13) are movably mounted.

6. The two-shot injection molding gating system for an engine compartment bulkhead assembly of claim 1, wherein: the length, the width and the height of the fixed die (10) are consistent with those of the movable die (11).