CN210911022U

CN210911022U - Novel ejection mechanism for plastic mold

Info

Publication number: CN210911022U
Application number: CN201921870211.5U
Authority: CN
Inventors: 黄俊南; 潘剑飞; 张荣镪; 肖鹏
Original assignee: Shenzhen Hengjia Precision Mould Injection Co ltd
Current assignee: Shenzhen Hengjia Precision Mould Injection Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-07-03
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a novel ejection mechanism for plastic molds, which comprises a lower mold, wherein a support frame is arranged on the surface of the bottom end in the lower mold, a rotary rod is installed at the upper end of the support frame in a running manner, a handle is installed at the upper end of the rotary rod, the right side of the rotary rod is connected with a rotary disk, a rotary shaft is installed at the edge position of the rotary disk, the right end of the rotary shaft is connected with a mandril, a sliding bottom plate is arranged at the upper end of the mandril, two sides of the sliding bottom plate are provided; the utility model discloses be convenient for ejecting the finished product from the intracavity of moulding plastics, easy operation, it is comparatively convenient, practiced thrift the time of artifical delivery, at the drawing of patterns in-process, through rotatory screw, under the spring action of spring, a connecting plate drives and goes up mould auto-eject, realizes the drawing of patterns, offers convenience for the user, has improved work efficiency.

Description

Novel ejection mechanism for plastic mold

Technical Field

The utility model belongs to the plastic mold field specifically is a novel ejection mechanism for plastic mold.

Background

A plastic mold is a tool which is matched with a plastic molding machine in the plastic processing industry and gives a complete configuration and accurate dimension to a plastic product. Because of the variety of plastic and processing method, the structure of the plastic forming machine and plastic products is various and simple, so the type and structure of the plastic mould are also various, along with the rapid development of the plastic industry and the continuous improvement of the strength and the like of general and engineering plastics, the application range of the plastic products is also continuously expanded, the usage amount of the plastic products is also rising, the effect of the ejection mechanism of the traditional plastic compression mould is not good, the mould is often required to be taken out by manpower, time and labor are wasted, the efficiency is not high, and the requirement of mass production cannot be met.

The existing plastic mold ejection device has certain defects when in use, the traditional mold needs manual mold taking in the demolding process, the demolding is complicated and low in efficiency, inconvenience is brought to workers, finished products cannot be ejected out of an injection molding cavity well, and a solution is provided for overcoming the defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel ejection mechanism for plastic mold mainly solves following problem:

1) by arranging the rotary rod and the rotary disc, a user can drive the rotary disc to rotate by rotating the rotary rod, the rotary disc drives the rotary shaft to rotate, and further drives the ejector rod to move upwards, so that the sliding bottom plate is pushed to move upwards, a finished product is conveniently ejected out of the injection cavity, and the technical problem that the effect of the existing ejection mechanism for ejecting out a mold is poor is solved;

2) through setting up connecting plate and No. two connecting plates, at the drawing of patterns in-process, through rotatory screw, under the spring action of spring, mould auto-eject on the connecting plate drive, realize the drawing of patterns, offer convenience for the user, improved work efficiency, solved current ejection mechanism and got the complicated loaded down with trivial details technical problem of mould process.

The purpose of the utility model can be realized by the following technical scheme:

a novel ejection mechanism for a plastic mold comprises a lower mold, wherein a support frame is installed on the surface of the bottom inside the lower mold, a rotary rod is installed at the upper end of the support frame in a penetrating manner, a handle is installed at the upper end of the rotary rod, a rotary disk is connected to the right side of the rotary rod, a rotary shaft is installed at the edge position of the rotary disk, a push rod is connected to the right end of the rotary shaft, a sliding bottom plate is arranged at the upper end of the push rod, fixing clamping plates are arranged on two sides of the sliding bottom plate, bearing plates are symmetrically installed on the two inner side walls of the lower mold, a second connecting plate is installed on the outer walls of two sides of the lower mold, a spring is installed at the bottom end of the inner side of the second connecting plate, an upper mold is connected to, and a screw is arranged on the first connecting plate in a penetrating way.

As a further aspect of the utility model, rotary rod movable mounting is on the support frame, and rotary rod and the equal perpendicular to carousel setting of rotation axis.

As a further scheme of the utility model, the pipeline of moulding plastics is 45 settings, and the pipeline of moulding plastics respectively with mould plastics mouthful and mould plastics the chamber intercommunication.

As a further aspect of the present invention, the sliding bottom plate is movably mounted between two sets of fixing clamp plates, and the two sets of fixing clamp plates are vertically mounted with the loading plate.

As a further proposal of the utility model, when going up mould and lower mould complete pressfitting, the spring is in compression state.

As a further scheme of the utility model, a connecting plate passes through screw swing joint with No. two connecting plates, and the spring upper end is connected with a connecting plate bottom.

The utility model has the advantages that:

the utility model discloses a be provided with rotary rod and carousel, the user can drive the carousel to rotate through rotating the rotary rod, and the carousel rotates and drives the rotary shaft and rotate, and then drives the ejector pin and upwards move to promote sliding bottom plate and upwards move, be convenient for ejecting the finished product from the injection molding intracavity, easy operation, it is comparatively convenient;

the utility model discloses a set up connecting plate and No. two connecting plates, in last mould and lower mould aggregate erection, can be fine fix a connecting plate and No. two connecting plates through the screw, at the drawing of patterns in-process, through rotatory screw, under the spring action of spring, a connecting plate drives and goes up mould auto-eject, realizes the drawing of patterns, offers convenience for the user, has improved work efficiency.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

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

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

fig. 3 is a schematic view of the rotation principle of the rotating shaft in the present invention;

fig. 4 is an internal structure schematic diagram of a first connecting plate and a second connecting plate in the present invention.

In the figure 1, a lower die; 2. a support frame; 3. rotating the rod; 4. a handle; 5. a turntable; 6. a rotating shaft; 7. a top rod; 8. a sliding bottom plate; 9. fixing the clamping plate; 10. a carrier plate; 11. an upper die; 12. an injection molding port; 13. injecting a pipeline; 14. an injection molding cavity; 15. a first connecting plate; 16. a second connecting plate; 17. a screw; 18. a spring.

Detailed Description

As shown in FIGS. 1 to 4, a novel ejection mechanism for a plastic mold comprises a lower mold 1, wherein a support frame 2 is installed on the bottom surface inside the lower mold 1, a rotary rod 3 is installed at the upper end of the support frame 2 in a penetrating manner, a handle 4 is installed at the upper end of the rotary rod 3, a rotary disc 5 is connected to the right side of the rotary rod 3, a rotary shaft 6 is installed at the edge position of the rotary disc 5, a push rod 7 is connected to the right end of the rotary shaft 6, a sliding bottom plate 8 is arranged at the upper end of the push rod 7, fixing clamping plates 9 are arranged on two sides of the sliding bottom plate 8, bearing plates 10 are symmetrically installed on two inner side walls of the lower mold 1, a second connecting plate 16 is installed on the outer wall of two sides of the lower mold 1, a spring 18 is installed at the bottom end of the inner side, sliding bottom 8 and two sets of solid splint 9 combination form the chamber 14 of moulding plastics, go up mould 11 both sides outer wall and install a connecting plate 15, No. one the connecting plate 15 is gone up the run-through and is installed screw 17.

3 movable mounting of rotary rod is on support frame 2, and rotary rod 3 and the equal perpendicular to carousel 5 setting of rotation axis 6, user's accessible rotate rotary rod 3 and drive carousel 5 and rotate, and carousel 5 rotates and drives rotation axis 6 and rotate, and then drives ejector pin 7 rebound to promote sliding bottom 8 along the 9 rebound of both sides solid fixed splint, be convenient for ejecting in the chamber 14 of moulding plastics with the finished product, easy operation, it is comparatively convenient, practiced thrift the time of artifical drawing of patterns.

The injection molding pipeline 13 is arranged at an angle of 45 degrees, and the injection molding pipeline 13 is respectively communicated with the injection molding port 12 and the injection molding cavity 14.

The sliding bottom plate 8 is movably arranged between the two groups of fixed clamping plates 9, and the two groups of fixed clamping plates 9 are vertically arranged with the bearing plate 10.

When the upper die 11 and the lower die 1 are completely pressed, the spring 18 is in a compressed state, and the first connecting plate 15 drives the upper die 11 to automatically pop out under the action of the elastic force of the spring 18, so that the demolding is realized, convenience is brought to a user, and the working efficiency is improved.

The first connecting plate 15 is movably connected with the second connecting plate 16 through a screw 17, and the upper end of the spring 18 is connected with the bottom end of the first connecting plate 15.

A novel ejection mechanism for a plastic mold, during operation, firstly, a lower mold 1 and an upper mold 11 in the ejection mechanism of the plastic mold are combined, a first connecting plate 15 and a second connecting plate 16 are fixed through screws 17 to realize the fixation of the lower mold 1 and the upper mold 11, meanwhile, a spring 18 in the second connecting plate 16 is in a compression state, an injection molding material is poured into an injection molding port 12, the injection molding material enters an injection molding cavity 14 through an injection molding pipeline 13 to be molded, secondly, two groups of fixing clamping plates 9 and a sliding bottom plate 8 can be well born through a bearing plate 10, meanwhile, two groups of fixing clamping plates 9 can stabilize a finished product cooled and molded in the injection molding cavity 14, the screws 17 are taken down in a rotating mode after the injection molding, under the elastic force action of the springs 18, the first connecting plate 15 drives the upper mold 11 to automatically eject to realize the demolding, the convenience is brought to users, the working efficiency is improved, carousel 5 rotates and drives rotation axis 6 and rotate, and then drives ejector pin 7 rebound to promote sliding bottom plate 8 along both sides solid fixed splint 9 rebound, be convenient for ejecting the finished product from injection molding chamber 14, easy operation, it is comparatively convenient, practiced thrift the time of artifical drawing of patterns.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. The utility model provides a novel ejection mechanism for plastic mold, includes lower mould (1), its characterized in that, the inside bottom surface mounting of lower mould (1) has support frame (2), support frame (2) upper end is run through and is installed rotary rod (3), handle (4) are installed to rotary rod (3) upper end, rotary rod (3) right side is connected with carousel (5), carousel (5) border position installs rotation axis (6), rotation axis (6) right-hand member is connected with ejector pin (7), ejector pin (7) upper end is provided with sliding bottom plate (8), sliding bottom plate (8) both sides are provided with solid fixed splint (9), loading board (10) are installed to two inside wall symmetries of lower mould (1), No. two connecting plates (16) are installed to lower mould (1) both sides outer wall, spring (18) are installed to No. two connecting plates (16) inboard, lower mould (1) upper end is connected with mould (11), it is provided with injection molding mouth (12) to go up mould (11) upper end, it is provided with injection molding pipeline (13) to mould plastics mouth (12) bottom, sliding bottom plate (8) and two sets of solid fixed splint (9) combination form injection molding chamber (14), it installs No. one connecting plate (15) to go up mould (11) both sides outer wall, run through on connecting plate (15) and install screw (17).

2. The novel ejection mechanism for the plastic mold according to claim 1, wherein the rotating rod (3) is movably mounted on the supporting frame (2), and the rotating rod (3) and the rotating shaft (6) are both arranged perpendicular to the rotating disc (5).

3. The novel ejection mechanism for plastic molds as claimed in claim 1, characterized in that the injection pipe (13) is arranged at 45 ° and the injection pipe (13) is respectively communicated with the injection port (12) and the injection cavity (14).

4. The novel plastic mold ejection mechanism of claim 1, wherein the sliding bottom plate (8) is movably mounted between two sets of fixed clamping plates (9), and the two sets of fixed clamping plates (9) are mounted perpendicular to the bearing plate (10).

5. The new plastic mold ejection mechanism as claimed in claim 1, wherein the spring (18) is under compression when the upper mold (11) is fully compressed against the lower mold (1).

6. The novel ejection mechanism for the plastic mold according to claim 1, wherein the first connecting plate (15) and the second connecting plate (16) are movably connected through a screw (17), and the upper end of the spring (18) is connected with the bottom end of the first connecting plate (15).