CN215242519U

CN215242519U - Reverse ejection mechanism of injection mold

Info

Publication number: CN215242519U
Application number: CN202121299899.3U
Authority: CN
Inventors: 范家明; 刘江淮
Original assignee: Zhejiang Puson Electronic Technology Co ltd
Current assignee: Zhejiang Puson Electronic Technology Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-12-21
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a reverse ejection mechanism of injection mold, including front die base and front mould liftout plate, front die base demountable installation is on the top of jacking gas pole, the output at jacking cylinder is fixed to jacking gas pole, jacking cylinder is fixed on front mould liftout plate, front mould liftout plate is fixed on the ejecting layer board of front mould, this kind of mechanism is on original conventional injection moulding mould basis, the novel ejection mechanism's of special product design method, after twice injection moulding mould merges one shot moulding with it behind the change ejection mechanism, from the one set of injection moulding mould of having saved with the cost, the turnover cycle is shortened greatly, the output efficiency is improved, and after the design changed the front mould, it is safe more stable in the operation.

Description

Reverse ejection mechanism of injection mold

Technical Field

The utility model relates to an injection mold ejection mechanism technical field specifically is a reverse ejection mechanism of injection mold.

Background

Injection molding is a method for producing and molding industrial products. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be divided into injection molding and die casting, the injection molding machine is the main molding equipment for making various shapes of plastic products from thermoplastic plastics or thermosetting materials by using a plastic molding die, and the injection molding is realized by an injection molding machine and the die.

However, the existing injection mold generally comprises a front mold and a rear mold, the front mold is ejected out by the rear mold, the cost is high, time and labor are wasted during installation, and the output efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reverse ejection mechanism of injection mold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reverse ejection mechanism of injection mold, includes front mould seat and front mould liftout plate, front mould seat demountable installation is on the top of jacking gas pole, the output at jacking cylinder is fixed to jacking gas pole, jacking cylinder is fixed on front mould liftout plate.

Furthermore, the front mold ejection plate is fixed on the front mold ejection supporting plate.

Furthermore, an injection molding groove is formed in the front mold ejection supporting plate, and an injection molding bulge is correspondingly arranged in the front mold base.

Furthermore, a connecting shaft is fixed at the bottom of the front die holder, a through hole for placing the connecting shaft is formed in the front die ejecting supporting plate, and the connecting shaft is used for connecting output shafts of other ejecting cylinders.

Furthermore, a supporting plate for supporting the front die holder is arranged on the front die ejection supporting plate.

Furthermore, supporting legs are arranged at the bottom of the front mold ejection supporting plate.

Further, the front die holder is installed on the top end of the jacking air rod through a rotating block thread, the rotating block is connected with the front die holder thread through an external thread, and the rotating block is connected to the top end of the jacking air rod through an internal thread.

Compared with the prior art, the beneficial effects of the utility model are that:

the mechanism is based on the original conventional injection molding die, the method of designing the novel ejection mechanism for special products is adopted, after the ejection mechanism is changed in the two-time injection molding die, the two-time injection molding die is combined into one-time injection molding die, so that one set of injection molding die is saved in cost, the flow turnover period is greatly shortened, the output efficiency is improved, and after the design is changed into a front die, the operation is more stable and safe.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is an external structural view of the present invention;

fig. 3 is a schematic view of the mounting structure of the turning block of the present invention.

In the reference symbols: 1. a front die holder; 2. a front mold ejector plate; 3. jacking a gas rod; 4. jacking a cylinder; 5. ejecting a supporting plate out of the front mold; 6. injection molding a groove; 7. injection molding a bulge; 8. a connecting shaft; 9. a through hole; 10. a support plate; 11. supporting legs; 12. and (6) rotating the block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a reverse ejection mechanism of injection mold, includes front mould seat 1 and front mould liftout plate 2, and front mould seat 1 demountable installation is on the top of jacking gas pole 3, and jacking gas pole 3 is fixed at the output of jacking cylinder 4, and jacking cylinder 4 is fixed on front mould liftout plate 2.

The front mold ejection plate 2 is fixed on the front mold ejection support plate 5.

The front die ejection supporting plate 5 is provided with an injection molding groove 6, the interior of the front die holder 1 is correspondingly provided with an injection molding bulge 7, and the injection molding groove 6 and an injection molding part in the injection molding bulge 7 are contacted with each other for mutual extrusion molding.

The bottom of front die holder 1 is fixed with connecting axle 8, be equipped with the through-hole 9 that is used for placeeing connecting axle 8 on the front die ejection layer board 5, connecting axle 8 is used for connecting the output shaft of other jacking cylinders, when jacking cylinder 4 on the front die ejection board 2 damaged, the output of usable other jacking cylinders stretches into in the through-hole 9 and contacts with connecting axle 8, and carry out the jacking to connecting axle 8 and break away from in order to drive the top of front die holder 1 with jacking gas pole 3, expose injection molding and jacking cylinder 4, be convenient for maintain.

The front die ejecting supporting plate 5 is provided with a supporting plate 10 for supporting the front die holder 1.

The bottom of the front mold ejection supporting plate 5 is provided with supporting legs 11 for supporting the front mold ejection supporting plate 5.

The front die holder 1 is installed on the top end of the jacking air rod 3 through a rotating block 12 in a threaded mode, the rotating block 12 is connected with the front die holder 1 through external threads in a threaded mode, the rotating block 12 is connected to the top end of the jacking air rod 3 through internal threads in a threaded mode, and the rotating block 12 can be disassembled in a rotating mode when necessary, so that the jacking air rod 3 and the front die holder 1 can be separated from each other.

The working principle is as follows: the mechanism is a method for designing a novel ejection mechanism aiming at special products on the basis of the prior conventional injection molding die, after the two injection molding dies are combined and molded by one injection after the ejection mechanism is changed, one set of injection molding die is saved in cost, the flow turnover period is greatly shortened, the output efficiency is improved, and after the design is changed into the front die, the operation is more stable and safer, the concrete operation is that the jacking air cylinder 4 in the front die jacking plate 2 is used for driving the jacking air rod 3 to drive the front die holder 1 to jack, if the jacking cylinder 4 in the mechanism is damaged, the rotating block 12 is firstly rotated and disassembled, then, the output shafts of other jacking cylinders extend into the through holes 9 to be in contact with the connecting shaft 8, and the connecting shaft 8 is jacked to drive the front die holder 1 to be separated from the top end of the jacking air rod 3, so that the injection molding part and the jacking cylinder 4 are exposed, and maintenance is facilitated.

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. The utility model provides a reverse ejection mechanism of injection mold which characterized in that: including front die base (1) and front mould liftout plate (2), front die base (1) demountable installation is on the top of jacking gas pole (3), the output in jacking cylinder (4) is fixed in jacking gas pole (3), jacking cylinder (4) are fixed on front mould liftout plate (2).

2. The reverse ejection mechanism of an injection mold according to claim 1, wherein: the front mold ejection plate (2) is fixed on the front mold ejection supporting plate (5).

3. The reverse ejection mechanism of an injection mold according to claim 2, wherein: the front die ejection support plate (5) is provided with an injection molding groove (6), and the inside of the front die holder (1) is correspondingly provided with an injection molding bulge (7).

4. The reverse ejection mechanism of an injection mold according to claim 3, wherein: the bottom of the front die holder (1) is fixed with a connecting shaft (8), a through hole (9) for placing the connecting shaft (8) is formed in the front die ejecting supporting plate (5), and the connecting shaft (8) is used for being connected with an output shaft of the ejecting cylinder.

5. The reverse ejection mechanism of an injection mold according to claim 4, wherein: and a supporting plate (10) for supporting the front die holder (1) is arranged on the front die ejection supporting plate (5).

6. The reverse ejection mechanism of an injection mold according to claim 5, wherein: supporting legs (11) are arranged at the bottom of the front mold ejection supporting plate (5).

7. The reverse ejection mechanism of an injection mold according to claim 6, wherein: the front die holder (1) is installed on the top end of the jacking gas rod (3) through a rotating block (12) in a threaded mode, the rotating block (12) is connected with the front die holder (1) through external threads in a threaded mode, and the rotating block (12) is connected to the top end of the jacking gas rod (3) through internal threads in a threaded mode.