CN220883042U

CN220883042U - Secondary ejection structure

Info

Publication number: CN220883042U
Application number: CN202322650864.5U
Authority: CN
Inventors: 幸东; 贺海彪
Original assignee: Sunway Industrial Zhuhai Co ltd
Current assignee: Sunway Industrial Zhuhai Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-05-03
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses a secondary ejection structure, which comprises: the novel waste water treatment device comprises a panel, a bottom plate and a thimble body, wherein an A plate is fixedly arranged at the lower end of the panel, a front mold core is fixedly arranged at the inner end of the A plate, the bottom plate is thickened, a top rod insert is fixedly arranged at the inner end of the bottom plate, a second thimble plate is fixedly arranged at the upper end of the top rod insert, the lower end of the thimble body is arranged at the upper end of the second thimble plate, the upper end of the thimble body is positioned at the lower side of a waste water gap material, return pins are symmetrically arranged at the outer side of the thimble body, a rear mold core is arranged at the lower side of the front mold core, and the waste water gap material is positioned between the front mold core and the rear mold core, and is characterized in that: square iron is fixedly arranged at the upper end of the bottom plate, and a B plate is fixedly arranged at the upper end of the square iron. The structure of the secondary ejection eliminates two large ejector plates of the rear die, simplifies the die structure, reduces the production cost and shortens the processing time.

Description

Secondary ejection structure

Technical Field

The utility model relates to the field of mold ejection structures, in particular to a secondary ejection structure.

Background

The mould is a tool for manufacturing a formed article, the tool is composed of various parts, different moulds are composed of different parts, and the structural ejection mechanism is a guide mechanism commonly used in the mould, and the main function of the structural ejection mechanism is to eject the parts or products in the mould out of a mould cavity when the mould is opened, so that the mould is convenient to take out.

Conventionally, two groups of large ejector plates are needed for the secondary ejection, so that the production cost is increased, and the processing time is prolonged.

Disclosure of utility model

In order to overcome the defects of the prior art, the utility model provides a secondary ejection structure, which can solve the technical problems that the prior secondary ejection structure provided in the background art is used for manufacturing two groups of large ejector pin plates, thereby improving the production cost and prolonging the processing time.

In order to solve the technical problems, the utility model provides the following technical scheme: a panel, a bottom plate and a thimble body,

An A plate is fixedly arranged at the lower end of the panel, and a front mold core is fixedly arranged at the inner end of the A plate;

The bottom plate is thickened, a top rod insert is fixedly arranged at the inner end of the bottom plate, and a second top needle plate is fixedly arranged at the upper end of the top rod insert;

The lower extreme setting of the thimble body is in the upper end of second thimble board, the upper end of the thimble body is located the downside of useless mouth of a river material, thimble body side outside symmetry is provided with the return needle.

As a preferable technical scheme of the utility model, the lower side of the front die core is provided with the rear die core, and the return needle is positioned in the rear die core.

As a preferable technical scheme of the utility model, the waste water mouth material is positioned between the front die core and the rear die core.

As a preferable technical scheme of the utility model, square iron is fixedly arranged at the upper end of the bottom plate, and a B plate is fixedly arranged at the upper end of the square iron.

As a preferable technical scheme of the utility model, a first thimble plate is arranged on the outer side of the thimble body, and the first thimble plate is positioned on the upper side of the bottom plate.

As a preferable technical scheme of the utility model, the upper end of the return needle is arranged at the lower end of the front die core.

Compared with the prior art, the utility model has the following beneficial effects:

1. The ejector pin body, the second ejector pin plate and the return needle are arranged, so that the ejector pin body under the product is firstly motionless when the die is opened, the ejector pin body under the runner is firstly motionless, the waste water gap material is firstly ejected to break away from the product, then the product is ejected out of the die and is reset by touching the front die surface through the return needle, the production cost is reduced, and the processing time is shortened.

Drawings

FIG. 1 is a schematic view of the front cut-away structure of the present utility model;

FIG. 2 is a schematic side view in cross-section of the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 4 is a schematic diagram showing the detailed construction of the present utility model;

Wherein: 1. a panel; 2. a bottom plate; 3. a thimble body; 4. a plate A; 5. a front mold core; 6. a rear mold core; 7. waste water gap material; 8. a B plate; 9. a first ejector plate; 10. a top stick insert; 11. a second ejector plate; 12. square iron; 13. and (5) returning the needle.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution: a secondary ejection structure;

The lower end of the panel 1 is fixedly provided with an A plate 4, the inner end of the A plate 4 is fixedly provided with a front die core 5, the lower side of the front die core 5 is provided with a rear die core 6, and a return needle 13 is positioned in the rear die core 6. The waste water gap material 7 is positioned between the front die core 5 and the rear die core 6, so that the waste water gap material 7 is broken and separated from the product;

The bottom plate 2 is thickened, the inner end of the bottom plate 2 is fixedly provided with the jacking rod insert 10, the upper end of the jacking rod insert 10 is fixedly provided with the second jacking needle plate 11, the upper end of the bottom plate 2 is fixedly provided with the square iron 12, the upper end of the square iron 12 is fixedly provided with the B plate 8, two large jacking needle plates of a rear die are omitted, the use is convenient, and the die structure is simplified;

The lower extreme setting of thimble body 3 is in the upper end of second thimble board 11, and the upper end of thimble body 3 is located the downside of useless mouth of a river material 7, and thimble body 3 side outside symmetry is provided with return needle 13, and the upper end setting of return needle 13 is in the lower extreme of front mould benevolence 5. The outside of the thimble body 3 is provided with a first thimble board 9, and the first thimble board 9 is located the upside of bottom plate 2, low in production cost, process time is short.

The specific working principle is as follows:

As shown in fig. 1, 2, 3 and 4, when the secondary ejection structure is used, the main function of the panel 1 is to enable the mold to be well locked on the injection molding machine, the panel 1 and the a plate 4 provide bearing function for the front mold core 5 and the rear mold core 6, the front mold core 5 and the rear mold core 6 form the a plate 4, the front mold core 5 and the rear mold core 6 determine the shape and the mold shape structure of the appearance surface of the product, and the square iron 12 supports the first ejector plate 9 and the B plate 8 in a suspending manner and fixes the lower fixing plate when the mold is ejected;

As shown in fig. 1, 2, 3 and 4, when the material is injected and molded, the a plate 4 and the B plate 8 are closed to perform molding processing, and after the processing is completed, the product is ejected. Wherein the bottom plate 2 is thickened to a proper thickness as required, and then a square hole is partially dug to put a group of second ejector plates 11, the second ejector plates 11 have the functions of: when the mold is opened, the ejector pins under the product are firstly immobilized, the ejector pin body 3 under the runner is firstly moved, the waste water gap material 7 is firstly ejected and separated from the product to be discharged by 23mm, then the product is ejected out of the mold by 60mm, and the return is carried out by touching the front mold core 5 by the return pin 13 of the second ejector pin plate 11 for return, so that one cycle is completed;

As shown in fig. 1, 2, 3 and 4, this structure eliminates two large ejector plates of the rear mold, simplifies the mold structure, reduces the production cost, shortens the processing time, and completes a series of operations of the secondary ejection structure, which are not described in detail in the present description, and belongs to the prior art known to those skilled in the art.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A structure of a secondary ejection, comprising: panel (1), bottom plate (2) and thimble body (3), its characterized in that:

The lower end of the panel (1) is fixedly provided with an A plate (4), and the inner end of the A plate (4) is fixedly provided with a front mold core (5);

The bottom plate (2) is thickened, a top rod insert (10) is fixedly arranged at the inner end of the bottom plate (2), and a second top needle plate (11) is fixedly arranged at the upper end of the top rod insert (10);

The lower extreme setting of thimble body (3) is in the upper end of second thimble board (11), the upper end of thimble body (3) is located the downside of useless mouth of a river material (7), thimble body (3) side outside symmetry is provided with return needle (13).

2. The structure of claim 1, wherein: the lower side of the front mould core (5) is provided with a rear mould core (6), and the return needle (13) is positioned in the rear mould core (6).

3. A secondary ejection structure as in claim 2, wherein: the waste water port material (7) is positioned between the front die core (5) and the rear die core (6).

4. The structure of claim 1, wherein: square iron (12) is fixedly arranged at the upper end of the bottom plate (2), and a B plate (8) is fixedly arranged at the upper end of the square iron (12).

5. The structure of claim 1, wherein: the outer side of the thimble body (3) is provided with a first thimble plate (9), and the first thimble plate (9) is positioned on the upper side of the bottom plate (2).

6. The structure of claim 1, wherein: the upper end of the return needle (13) is arranged at the lower end of the front mould core (5).