CN216329772U

CN216329772U - Injection mold extension ejection mechanism

Info

Publication number: CN216329772U
Application number: CN202123022312.7U
Authority: CN
Inventors: 夏朝南; 刘卫
Original assignee: Kunshan Moyisi Precision Electronic Technology Co ltd
Current assignee: Kunshan Moyisi Precision Electronic Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-04-19
Anticipated expiration: 2031-12-03

Abstract

The utility model relates to the technical field of injection molds, in particular to an injection mold extension ejection mechanism which comprises a supporting tube, wherein a steel lantern ring is sleeved on the surface of the supporting tube in a sliding mode, and four fixing blocks are fixedly connected to the outer side surface wall of the steel lantern ring. This injection mold extension ejection mechanism carries out the mechanism of centre gripping to the mould box through being equipped with on four fixed blocks that the accessible pneumatic cylinder that stay tube surface was equipped with drove, it is drawn down to drive the mould box through the pneumatic cylinder, make the mould box descend perpendicularly in the direction of stay tube, the work piece that the completion of moulding plastics after the inside cooling spills to outside realization drawing of patterns this moment, the back of finishing in inside injection mold of having solved current injection mold, the work piece that the production of moulding plastics need be in advance drawing of patterns after the cooling, often need the artifical manual drawing of patterns of operating personnel, it is very troublesome, traditional injection mold extension ejection mechanism can not adjust according to the mould box under the not unidimensional size again, can not make the problem of convenient drawing of patterns.

Description

Injection mold extension ejection mechanism

Technical Field

The utility model relates to the technical field of injection molds, in particular to an injection mold extension ejection mechanism.

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, an injection molding machine (an injection machine or an injection molding machine for short) is a main molding device for manufacturing thermoplastic plastics or thermosetting materials into plastic products with various shapes by using a plastic molding die, the injection molding is realized by the injection molding machine and the die, and the injection molding is also called injection molding and is a molding method combining injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various designs and colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, suitability for the molding processing fields of mass production, products with complex shapes and the like, and the method can be used for stirring completely molten plastic materials by a screw at a certain temperature, injecting the plastic materials into a mold cavity by high pressure, cooling and solidifying to obtain molded products. The method is suitable for batch production of parts with complex shapes, and is one of important processing methods;

in the processing process of a workpiece, the injection mold is used for forming to become a widely used means, after the internal injection molding of the existing injection mold is finished, the workpiece produced by injection molding needs to be subjected to demolding after being cooled in advance, the traditional demolding procedure is lack of an extension ejection mechanism, manual demolding is often needed by operators, and the operation is very troublesome, and the traditional injection mold extension ejection mechanism cannot be adjusted according to mold boxes with different sizes, so that the demolding is convenient.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects, the utility model provides an injection mold extension ejection mechanism.

The technical scheme of the utility model is as follows:

the utility model provides an injection mold extension ejection mechanism, includes the stay tube, the steel lantern ring has been cup jointed in the surface slip of stay tube, fixedly connected with is four fixed blocks that equidistant annular distributes on the outside table wall of the steel lantern ring, both sides all are equipped with the spliced pole on the surface around the fixed block, the surface of spliced pole is all rotated and is connected with the link, the link is kept away from the one end of spliced pole is equipped with the dwang, the surface of dwang is equipped with the clamping bar.

As a preferable technical scheme, one end of the clamping rod, which is far away from the connecting frame, is provided with a clamping block.

As a preferred technical scheme, a poking column is arranged on the top surface of the clamping rod, and an auxiliary clamping block is rotatably connected to the surface of the poking column.

According to a preferable technical scheme, the inner side surface of the top of the supporting tube is connected with a guide rod in a sliding mode, and the top of the guide rod is fixedly connected with a mold box placing groove.

As a preferable technical scheme, a damping spring is arranged between the die box placing groove and the supporting tube, the damping spring is sleeved on the surface of the guide rod, and the damping spring tightly abuts against the bottom of the die box placing groove and is fixedly connected to the top surface of the supporting tube.

According to the optimal technical scheme, a hydraulic cylinder is arranged at the bottom of the fixing block, a piston rod of the hydraulic cylinder is fixedly connected to the bottom of the fixing block, and a mounting base is fixedly connected to the bottom of the hydraulic cylinder.

As a preferable technical scheme, the bottom of the supporting tube is coaxially connected with a fixed base.

Compared with the prior art, the utility model has the beneficial effects that: this injection mold extension ejection mechanism carries out the mechanism of centre gripping to the mould box through being equipped with on four fixed blocks that the accessible pneumatic cylinder that stay tube surface was equipped with drove, drive the mould box through the pneumatic cylinder and drop down, make the mould box descend perpendicularly in the direction of stay tube, the work piece that the completion of moulding plastics after the inside cooling spills to outside realization drawing of patterns this moment, the back of finishing in inside injection mold of having solved current injection mold, the work piece that the production of moulding plastics need be in advance drawing of patterns after the cooling, because extension ejection mechanism is lacked in present drawing of patterns process, often need the artifical manual drawing of patterns of operating personnel, it is very troublesome, traditional injection mold extension ejection mechanism can not adjust according to the mould box under the not unidimensional size again, can not make the problem of convenient drawing of patterns.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic structural view of a fixing member according to the present invention;

fig. 4 is a schematic structural diagram of the ejection mechanism assembly of the present invention.

In the figure: supporting a tube; 10. a guide bar; 100. a damping spring; 11. a mold box placing groove; 2. a steel lantern ring; 20. a fixed block; 200. connecting columns; 3. a connecting frame; 30. rotating the rod; 4. a clamping bar; 40. shifting the column; 41. a clamping block; 5. an auxiliary clamp block; 6. a hydraulic cylinder; 60. installing a base; 7. and fixing the base.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

the utility model provides an injection mold extension ejection mechanism, including stay tube 1, the surperficial slip of stay tube 1 has cup jointed the steel lantern ring 2, fixedly connected with is four fixed blocks 20 of equidistant annular distribution on the outside table wall of the steel lantern ring 2, both sides all are equipped with spliced pole 200 on the surface around the fixed block 20, spliced pole 200's surface all rotates and is connected with link 3, the one end that spliced pole 200 was kept away from to link 3 is equipped with dwang 30, the surface of dwang 30 is equipped with clamping bar 4.

It is worth explaining that when an operator needs to adjust the surface of the mold box placing groove 11 on which the clamping rod 4 is fixed according to the size of the mold box placing groove 11, the connecting frame 3 can be rotated oppositely to each other by rotating the connecting column 200 in advance, at this time, the connecting frame 3 is tilted oppositely to increase the clamping area, the clamping rod 4 is rotated by rotating the rotating rod 30, the clamping block 41 arranged at the top of the clamping rod 4 is located at the top of the edge of the mold box inside the mold box placing groove 11 at this time, and at this time, the fixed clamping of the mold box is completed.

It should be added that the end of the clamping rod 4 remote from the connecting frame 3 is provided with a latch 41.

As the preferred of this embodiment, the top surface of clamping bar 4 is provided with stirs post 40, stirs the surface rotation of post 40 and is connected with supplementary clamp splice 5, and operating personnel's accessible rotates stirs post 40 and uses supplementary clamp splice 5 to carry out supplementary fixed centre gripping to the top edge of the inside mould box that is equipped with of mould box standing groove 11.

Preferably, the top inner surface of the support tube 1 is slidably connected with a guide rod 10, and the top of the guide rod 10 is fixedly connected with a mold box placing groove 11.

Preferably, a damping spring 100 is disposed between the mold box placing groove 11 and the support tube 1, the damping spring 100 is sleeved on the surface of the guide rod 10, and the damping spring 100 tightly abuts against the bottom of the mold box placing groove 11 and is fixedly connected to the top surface of the support tube 1.

It is worth to say that the bottom of the fixed block 20 is provided with a hydraulic cylinder 6, a piston rod of the hydraulic cylinder 6 is fixedly connected to the bottom of the fixed block 20, and the bottom of the hydraulic cylinder 6 is fixedly connected with a mounting base 60.

Preferably, the bottom of the support tube 1 is coaxially connected to a fixed base 7.

As the preferred of this embodiment, operating personnel at first places the mould box in the inside of mould box standing groove 11 and guarantees that fixture block 41 and supplementary clamp splice 5 all are located the border position at mould box top this moment, when the drawing of patterns need be carried out after finishing to mould plastics this moment, treat the complete shaping back of the work piece that the internal cooling finishes this moment, operating personnel starts pneumatic cylinder 6 this moment, pneumatic cylinder 6 drives fixed block 20 and descends, make steel lantern ring 2 slide downwards in the surface of stay tube 1, receive the influence of fixture block 41 and supplementary clamp splice 5 to mould box edge centre gripping fixed force this moment, drive mould box standing groove 11 and descend on stay tube 1 perpendicularly this moment, damping spring 100 on the guide bar 10 receives the pushing down influence to compress this moment, along with the instantaneous decline of mould box, the work piece that the internal cooling finishes this moment breaks away from the inside of mould box, realize the ejecting drawing of patterns of extension.

When the injection mold extension ejection mechanism is used, an operator firstly places a mold box in the mold box placing groove 11, the connecting frames 3 can be rotated in opposite directions in advance by rotating the connecting column 200, the connecting frames 3 are inclined in opposite directions, the clamping area is increased, the clamping rod 4 is rotated by rotating the rotating rod 30, the clamping block 41 arranged at the top of the clamping rod 4 is positioned at the top of the edge of the mold box in the mold box placing groove 11, the auxiliary clamping block 5 is used for carrying out auxiliary fixed clamping on the edge of the top of the mold box arranged in the mold box placing groove 11 by rotating the toggle column 40, when demolding is needed after the injection molding is finished, the operator starts the hydraulic cylinder 6 at the moment after the internal cooling is finished and the workpiece is completely molded, the hydraulic cylinder 6 drives the fixing block 20 to descend, so that the steel lantern ring 2 slides downwards on the surface of the supporting tube 1, at this time, under the influence of the clamping force of the clamping block 41 and the auxiliary clamping block 5 on the edge of the die box, the die box placing groove 11 is driven to vertically descend on the supporting tube 1, the damping spring 100 on the guide rod 10 is compressed under the influence of pressing, and along with the instantaneous descending of the die box, the workpiece with the finished internal cooling is separated from the inside of the die box, so that the prolonged ejection and demolding are realized.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an injection mold extension ejection mechanism, includes stay tube (1), its characterized in that: the surperficial slip of stay tube (1) has cup jointed the steel lantern ring (2), fixedly connected with is four fixed block (20) of equidistant annular distribution on the outside table wall of the steel lantern ring (2), both sides all are equipped with spliced pole (200) on the surface around fixed block (20), the surface of spliced pole (200) is all rotated and is connected with link (3), link (3) are kept away from the one end of spliced pole (200) is equipped with dwang (30), the surface of dwang (30) is equipped with clamping bar (4).

2. The injection mold extended ejection mechanism of claim 1, wherein: and a clamping block (41) is arranged at one end of the clamping rod (4) far away from the connecting frame (3).

3. The injection mold extended ejection mechanism of claim 1, wherein: the top surface of the clamping rod (4) is provided with a shifting column (40), and the surface of the shifting column (40) is rotatably connected with an auxiliary clamping block (5).

4. The injection mold extended ejection mechanism of claim 1, wherein: the die box supporting structure is characterized in that the surface of the inner side of the top of the supporting tube (1) is connected with a guide rod (10) in a sliding mode, and the top of the guide rod (10) is fixedly connected with a die box placing groove (11).

5. The injection mold extended ejection mechanism of claim 4, wherein: a damping spring (100) is arranged between the die box placing groove (11) and the supporting tube (1), the damping spring (100) is sleeved on the surface of the guide rod (10), and the damping spring (100) tightly abuts against the bottom of the die box placing groove (11) and is fixedly connected to the top surface of the supporting tube (1).

6. The injection mold extended ejection mechanism of claim 1, wherein: the bottom of fixed block (20) is equipped with pneumatic cylinder (6), the piston rod department fixed connection of pneumatic cylinder (6) in the bottom of fixed block (20), the bottom fixedly connected with installation base (60) of pneumatic cylinder (6).

7. The injection mold extended ejection mechanism of claim 1, wherein: the bottom of the supporting tube (1) is coaxially connected with a fixed base (7).