CN216683137U

CN216683137U - Injection mold is used in processing of dark chamber product

Info

Publication number: CN216683137U
Application number: CN202123447444.4U
Authority: CN
Inventors: 张超
Original assignee: Shandong Youshi Mingzhuo Precision Mould Co ltd
Current assignee: Shandong Youshi Mingzhuo Precision Mould Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-07
Anticipated expiration: 2031-12-31

Abstract

The application provides an injection mold for processing a deep cavity product, which solves the technical problems that the existing injection mold for processing the deep cavity product has two opposite deep cavity structures aiming at the product, the demolding efficiency is low, and even the demolding is difficult; the mold comprises a front mold part and a rear mold part, wherein the front mold part is provided with a cavity sleeve and a cavity insert, the rear mold part is provided with a rear mold core and a push sleeve, the upper part of the cavity sleeve is inserted into the cavity insert, the lower part of the cavity sleeve is inserted into the rear mold core, the lower end of the rear mold core is connected with the rear mold part, and the push sleeve is movably sleeved on the rear mold core; an injection molding cavity is formed among the cavity sleeve, the cavity insert, the rear mold core and the push sleeve. But this application wide application in the technical field of moulding plastics.

Description

Injection mold is used in processing of dark chamber product

Technical Field

The application relates to an injection mold, more specifically relates to an injection mold is used in processing of dark chamber product.

Background

The injection molding is to inject hot molten plastic material into the cavity of a plastic molding die through an injection molding machine, and to obtain various injection molding products with different shapes through cooling molding. When some products with deep cavity structures are injection-molded, especially when the products have two opposite deep cavity structures, the mold processing is also complicated, the demolding difficulty is increased, the demolding efficiency is low, and even the demolding is difficult, so that a new mold needs to be developed in a targeted manner.

Disclosure of Invention

In order to solve the above problems, the technical scheme adopted by the application is as follows: the utility model provides an injection mold is used in processing of dark chamber product, includes: the mould comprises a front mould part and a rear mould part, wherein the front mould part is provided with a cavity sleeve and a cavity insert, the rear mould part is provided with a rear mould core and a push sleeve, the upper part of the cavity sleeve is inserted into the cavity insert, the lower part of the cavity sleeve is inserted into the rear mould core, the lower end of the rear mould core is connected with the rear mould part, and the push sleeve is movably sleeved on the rear mould core; an injection molding cavity is formed among the cavity sleeve, the cavity insert, the rear mold core and the push sleeve.

Preferably, the inner wall of the upper port of the cavity sleeve is provided with an annular groove, the cavity insert comprises a supporting part and a hanging part which are connected with each other, the supporting part is matched with the annular groove, and the hanging part extends into the cavity sleeve.

Preferably, the front mould part is also provided with a hot runner and a glue inlet stub bar, the hot runner is communicated with the glue inlet stub bar, and the glue inlet stub bar penetrates through the cavity insert to be communicated with the injection mould cavity.

Preferably, the rear mould part comprises a push plate and a lower fixing plate which are arranged up and down, the push sleeve is positioned between the front mould part and the push plate, and the lower end of the rear mould core is connected with the lower fixing plate.

Preferably, the front mold part comprises an upper fixing plate, a material shifting plate and a front mold plate which are arranged from top to bottom, and the cavity sleeve and the cavity insert are arranged in the front mold plate.

Preferably, the outer edge of the upper end of the cavity sleeve extends outwards to form a boss, and the front template is provided with a groove matched with the front template.

Preferably, the hot runner is connected with the upper fixing plate, and the glue inlet stub bar is connected with the material shifting plate.

Preferably, two sliding blocks are arranged between the cavity sleeve and the push sleeve, the two sliding blocks are arranged oppositely, the outer ends of the sliding blocks extend outwards and downwards to form the bottoms of the sliding blocks, and the bottoms of the sliding blocks are connected with the push plate in a sliding mode.

The mould has the beneficial effects that the structure is simple, the design is exquisite, the two moulds with opposite deep cavity structures are arranged into a split structure, the cavity sleeve and the cavity insert form a deep cavity structure mould, and the cavity sleeve and the rear mould core form another deep cavity structure mould, so that the mould is convenient to process. And when the injection molding is finished and the demolding is carried out, the front mold part and the rear mold part are opened, the cavity sleeve and the cavity insert move upwards along with the front mold part, the product is separated from the front mold part, the pushing sleeve pushes the product upwards, and the product is separated from the rear mold part, so that the automatic demolding is finished, the operation is simple and convenient, and the efficiency is greatly improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

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

FIG. 2 is a schematic top view of the structure of FIG. 1;

FIG. 3 is a schematic sectional view A-A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion a of fig. 3.

The symbols in the drawings illustrate that:

1. a front mold portion; 2. a rear mold portion; 3. a cavity sleeve; 4. a cavity insert; 5. a rear mold core; 6. pushing a sleeve; 7. producing a product; 8. a support portion; 9. a hanging part; 10. pushing the plate; 11. a lower fixing plate; 12. an upper fixing plate; 13. a material stirring plate; 14. a front template; 15. a boss; 16. a slide block.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The injection mold for processing the deep cavity product 7 provided in the embodiment of the present application will now be described.

Fig. 1 to 4 are schematic structural views of an injection mold for processing a deep cavity product 7. The injection mold for processing the deep cavity product 7 comprises a front mold part 1 and a rear mold part 2, wherein the front mold part 1 is provided with a cavity sleeve 3 and a cavity insert 4, the rear mold part 2 is provided with a rear mold core 5 and a push sleeve 6, the upper part of the cavity sleeve 3 is inserted into the cavity insert 4, the lower part of the cavity sleeve 3 is inserted into the rear mold core 5, the lower end of the rear mold core 5 is connected with the rear mold part 2, and the push sleeve 6 is movably sleeved on the rear mold core 5; and an injection molding cavity is formed among the cavity sleeve 3, the cavity insert 4, the rear mold core 5 and the push sleeve 6.

The cavity sleeve 3 and the cavity insert 4 form a deep cavity structure mold, the cavity sleeve 3 and the rear mold core 5 form another deep cavity structure mold, and the two molds with opposite deep cavity structures are arranged into a split structure, so that the mold is convenient to process. And when moulding plastics and accomplishing, during the drawing of patterns, front mould part 1 and back mould part 2 are opened, and die cavity cover 3, die cavity mold insert 4 move up along with front mould part 1, and product 7 is thrown off with front mould part 1, pushes away cover 6 and pushes up product 7, and product 7 is thrown off with back mould part 2, accomplishes automatic drawing of patterns promptly, and drawing of patterns easy operation is convenient, and efficiency obtains very big improvement.

Please refer to fig. 4, which is an enlarged view of a portion a of fig. 2. Furthermore, an annular groove is formed in the inner wall of the upper end opening of the cavity sleeve 3, the cavity insert 4 comprises a supporting portion 8 and a hanging portion 9 which are connected with each other, the supporting portion 8 is matched with the annular groove, and the hanging portion 9 extends into the cavity sleeve 3. In fact, a deep cavity structure is enclosed between the hanging part 9 of the cavity insert 4 and the cavity sleeve 3. The die cavity insert 4 and the die cavity sleeve 3 are convenient to assemble, and the annular groove is matched with the supporting part 8, so that the die cavity insert 4 can move along with the die cavity sleeve 3.

Furthermore, in this embodiment, the front mold portion 1 is further provided with a hot runner and a material inlet stub bar (not shown in the figure), the hot runner is communicated with the material inlet stub bar, and the material inlet stub bar passes through the cavity insert 4 to be communicated with the injection cavity, so as to inject plastic into the injection cavity.

Further, please refer to fig. 3, which is a schematic cross-sectional view of an injection mold for processing a deep cavity product 7. In this embodiment, the rear mold part 2 includes a push plate 10 and a lower fixing plate 11 disposed up and down, and the push sleeve 6 is located between the front mold part 1 and the push plate 10, so that the push sleeve 6 is pushed by the push plate 10, and the lower end of the rear mold core 5 is connected to the lower fixing plate 11.

Further, the front mold part 1 comprises an upper fixing plate 12, a material shifting plate 13 and a front mold plate 14 which are arranged from top to bottom, the hot runner is connected with the upper fixing plate 12, and the material inlet head is connected with the material shifting plate 13. When the front mould part 1 and the rear mould part 2 are opened, the product 7 is separated from the front mould part 1, and simultaneously, the product 7 is also separated from the feeding head of the glue inlet. Subsequently, the upper fixing plate 12 and the material shifting plate 13 are opened, the material shifting plate 13 shifts open the material head of the glue inlet, the material head of the glue inlet is separated from the hot runner, and the material head of the glue inlet falls off.

Specifically, the hot runner is connected with the upper fixing plate 12, and the glue inlet stub bar is connected with the material shifting plate 13.

Furthermore, in order to enable the cavity housing 3 to move along with the front mold part 1, the outer edge of the upper end of the cavity housing 3 extends outwards to form a boss 15, and the front mold plate 14 is provided with a matched groove.

Furthermore, when the lower end of the product 7 is provided with other surface structures, in this embodiment, the lower end is provided with a thread structure, for the formation of the structure, two sliding blocks 16 are arranged between the cavity sleeve 3 and the push sleeve 6, the inner surface of the sliding block 16 matches with the surface structures, the two sliding blocks 16 are arranged oppositely, the outer end of the sliding block 16 extends outwards and downwards to form the bottom of the sliding block 16, and the bottom of the sliding block 16 is connected with the push plate 10 in a sliding manner. When the mold is opened, the front mold part 1 and the rear mold part 2 are separated, and then the two sliding blocks 16 are driven to move outwards, so that the mold can be released.

The utility model has simple structure and exquisite design, two molds with opposite deep cavity structures are arranged into a split structure, the cavity sleeve 3 and the cavity insert 4 form a deep cavity structure mold, and the cavity sleeve 3 and the rear mold core 5 form another deep cavity structure mold, so that the mold is convenient to process. And when injection molding is finished and demolding is carried out, the front mold part 1 and the rear mold part 2 are opened, the cavity sleeve 3 and the cavity insert 4 move upwards along with the front mold part 1, the product 7 is separated from the front mold part 1, the push sleeve 6 pushes the product 7 upwards, the product 7 is separated from the rear mold part 2, and then automatic demolding is finished.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.

Claims

1. The utility model provides an injection mold is used in processing of dark chamber product, includes front mould part, back mould part, its characterized in that: the front mold part is provided with a cavity sleeve and a cavity insert, the rear mold part is provided with a rear mold core and a push sleeve, the upper part of the cavity sleeve is inserted into the cavity insert, the lower part of the cavity sleeve is inserted into the rear mold core, the lower end of the rear mold core is connected with the rear mold part, and the push sleeve is movably sleeved on the rear mold core; and an injection molding cavity is formed among the cavity sleeve, the cavity insert, the rear mold core and the push sleeve.

2. The injection mold for processing the deep cavity product according to claim 1, wherein: the mould cavity comprises a cavity sleeve and a mould cavity insert, wherein the upper end opening of the cavity sleeve is internally provided with an annular groove, the cavity insert comprises a supporting part and a hanging part which are connected with each other, the supporting part is matched with the annular groove, and the hanging part extends into the cavity sleeve.

3. The injection mold for processing the deep cavity product according to claim 2, wherein: the front mould part is also provided with a hot runner and a glue inlet stub bar, the hot runner is communicated with the glue inlet stub bar, and the glue inlet stub bar penetrates through the cavity insert to be communicated with the injection molding cavity.

4. The injection mold for processing the deep cavity product according to claim 3, wherein: the rear mould part comprises a push plate and a lower fixing plate which are arranged up and down, the push sleeve is positioned between the front mould part and the push plate, and the lower end of the rear mould core is connected with the lower fixing plate.

5. The injection mold for processing the deep cavity product according to claim 4, wherein: the front mold part comprises an upper fixing plate, a material shifting plate and a front mold plate which are arranged from top to bottom, and the cavity sleeve and the cavity insert are arranged in the front mold plate.

6. The injection mold for processing the deep cavity product according to claim 5, wherein: the outer edge of the upper end of the cavity sleeve extends outwards to form a boss, and the front template is provided with a groove matched with the front template.

7. The injection mold for processing the deep cavity product according to claim 5, wherein: the hot runner is connected with the upper fixing plate, and the glue inlet stub bar is connected with the material shifting plate.

8. The injection mold for processing the deep cavity product according to claim 4, wherein: two sliding blocks are arranged between the cavity sleeve and the push sleeve and are arranged oppositely, the outer ends of the sliding blocks extend outwards and downwards to form the bottom of the sliding block, and the bottom of the sliding block is connected with the push plate in a sliding mode.