CN215750548U

CN215750548U - Ejection mechanism of injection molding machine

Info

Publication number: CN215750548U
Application number: CN202121735655.5U
Authority: CN
Inventors: 刘力超; 李舜玉
Original assignee: Zhejiang Shunshi Medical Technology Co ltd
Current assignee: Zhejiang Shunshi Medical Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-02-08
Anticipated expiration: 2031-07-28

Abstract

The utility model belongs to the technical field of injection molding machines, and particularly relates to an ejection mechanism of an injection molding machine, which comprises a base, electric push rods, air cylinders, a workpiece and a controller, wherein the electric push rods are symmetrically and fixedly installed on two sides of the bottom of the inner wall of the base, sliding plates are fixedly installed on the tops of the electric push rods, the air cylinders are fixedly installed on two sides of the bottom of the inner cavity of the base, sliding ways are symmetrically arranged in the base, one side wall of each sliding plate is connected to the corresponding sliding way in a sliding mode, and operation plates are fixedly installed on the tops of the two air cylinders. The utility model discloses a reduce the operating panel and appear cracked phenomenon because of receiving two upper and lower strands of pulling forces, improve the life of operating panel, need not the longer time behind the ejecting work piece and can reset, and the cover of breathing in through air extractor and bellows connection can be taken out the downthehole air of intercommunication fast, fixes the work piece on the operating panel through the negative pressure, has realized the effect of quick fixed and not hard up work piece, improves work efficiency, easy operation, convenient to use.

Description

Ejection mechanism of injection molding machine

Technical Field

The utility model relates to the technical field of injection molding machines, in particular to an ejection mechanism of an injection molding machine.

Background

The existing injection molding module is required to be separated from a mold cavity and a mold core in each molding cycle, the separating mechanism is called as an ejection mechanism or a demolding mechanism and mainly comprises a pull rod fixed on an upper sliding block of an injection molding machine, an ejector rod used for ejecting a workpiece and a connecting plate used for connecting the pull rod and the ejector rod, when the injection molding machine is used, the connecting plate is easy to break due to large torsion borne by the pull rod and the ejector rod due to opposite stress directions of the pull rod and the ejector rod, the service life is relatively short, and the device needs to be reset for the next workpiece ejection after the workpiece is ejected, so that the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the utility model.

The present invention has been made in view of the problems occurring in the prior art.

Therefore, the utility model aims to provide the ejection mechanism of the injection molding machine, which can reduce the phenomenon that the operating plate is broken due to the upper and lower pulling forces, prolong the service life of the operating plate, be reset without long time after ejecting the workpiece, quickly pump the air in the communicating hole through the air suction cover connected with the air extractor and the corrugated pipe, fix the workpiece on the operating plate through negative pressure, realize the effect of quickly fixing and loosening the workpiece, improve the working efficiency, and is simple to operate and convenient to use.

To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:

the ejection mechanism of the injection molding machine comprises a base, electric push rods, air cylinders, a workpiece and a controller, wherein the electric push rods are symmetrically and fixedly installed on two sides of the bottom of the inner wall of the base, sliding plates are fixedly installed on the tops of the electric push rods, the air cylinders are fixedly installed on two sides of the bottom of an inner cavity of the base, sliding ways are symmetrically arranged in the base, one side wall of each sliding plate is connected onto the corresponding sliding way in a sliding manner, operation plates are fixedly installed on the tops of the two air cylinders, two side walls of each operation plate are connected onto the corresponding sliding ways in a sliding manner, communication holes are formed in the centers of the operation plates in a penetrating manner, air extractors are fixedly installed in the centers of the bottoms of the inner cavities of the base, the output ends of the air extractors are connected with corrugated pipes, air suction covers are arranged at the other ends of the corrugated pipes, the air suction covers are fixed at the bottoms of the operation plates and seal the bottoms of the communication holes, the workpiece is arranged at the tops of the operation plates, the work is located above the communication hole.

As a preferable aspect of the ejection mechanism of an injection molding machine according to the present invention, wherein: the limiting plates are symmetrically and fixedly installed at the top of the base, and the bottom of the base is provided with an installation hole.

As a preferable aspect of the ejection mechanism of an injection molding machine according to the present invention, wherein: the inside buffer spring that is provided with of slide, the inside stopper that is provided with of slide.

As a preferable aspect of the ejection mechanism of an injection molding machine according to the present invention, wherein: the outer wall of the top of the operating plate is arranged in the anti-skidding groove.

As a preferable aspect of the ejection mechanism of an injection molding machine according to the present invention, wherein: the controller is fixedly installed on the right side wall of the base, and the controller is electrically connected with the electric push rod, the air cylinder and the air pump in an output mode.

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

1. the phenomenon that the operating plate is broken due to the upper and lower pulling forces is reduced, the service life of the operating plate is prolonged, and the operating plate can be reset without long time after the workpiece is ejected;

2. and the cover of breathing in through air extractor and bellows connection can be fast with the downthehole air of intercommunication take out, fixes the work piece on the operation panel through the negative pressure, has realized the effect of quick fixed and not hard up work piece, improves work efficiency, easy operation, convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:

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

FIG. 2 is a schematic view of the internal structure of the main view when the workpiece is ejected;

FIG. 3 is a schematic top view of the operation panel of the present invention;

FIG. 4 is a schematic bottom view of the operation panel of the present invention;

in the figure: a base 100, a limit plate 110, an electric push rod 200, a sliding plate 210, a cylinder 300, a slide way 310, an operation plate 320, a communication hole 330, an air pump 340, a corrugated pipe 350, a suction hood 360, a workpiece 400 and a controller 500,

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The utility model provides the following technical scheme:

referring to fig. 1 to 4, the device includes a base 100, an electric push rod 200, a cylinder 300, a workpiece 400 and a controller 500;

referring to fig. 1 again, the base 100 has a limiting plate 110, specifically, the limiting plate 110 is symmetrically and fixedly installed on the top of the base 100, the bottom of the base 100 is provided with an installation hole, and the base 100 is used for fixedly installing the electric push rod 200 and the air cylinder 300;

referring to fig. 1 again, the electric push rod 200 has sliding plates 210, the electric push rod 200 is symmetrically and fixedly installed on two sides of the bottom of the inner wall of the base 100, specifically, the sliding plates 210 are fixedly installed on the top of the electric push rod 200, and a buffer spring is arranged inside the sliding plates 210;

referring again to fig. 1 to 4, the cylinder 300 has a slide 310, an operation plate 320, a communication hole 330, the air extractor 340, the corrugated pipe 350 and the air suction cover 360, the air cylinders 300 are fixedly installed in the center of the bottom inside the base 100, specifically, the air cylinders 300 are fixedly installed on two sides of the bottom of an inner cavity of the base 100, the slide ways 310 are symmetrically arranged inside the base 100, one side wall of the sliding plate 210 is slidably connected to the slide ways 310, the operation plates 320 are fixedly installed on the tops of the two air cylinders 300, two side walls of the operation plates 320 are slidably connected to the slide ways 310, the communication hole 330 is formed in the center of the operation plate 320 in a penetrating mode, the air extractor 340 is fixedly installed in the center of the bottom inside the inner cavity of the base 100, the output end of the air extractor 340 is connected with the corrugated pipe 350, the air suction cover 360 is arranged at the other end of the corrugated pipe 350, the air suction cover 360 is fixed to the bottom of the operation plate 320 and seals the bottom of the communication hole 330, the workpiece 400 is arranged on the top of the operation plate 320, and the workpiece 400 is located above the communication hole 330;

referring to fig. 1 again, the controller 500 is fixedly installed on the right sidewall of the base 100, and specifically, the controller 500 is electrically connected to the electric push rod 200 and the cylinder 300.

In a specific using process, when the utility model is required to be used, as shown in fig. 1, the air cylinder 300 is located at the bottommost position, the electric push rod 200 is located at the topmost position, and the workpiece 400 is placed on the operation plate 320 for punching. When the workpiece 400 needs to be ejected, the controller 500 is only required to start the electric push rod 200 and the air cylinder 300, at this time, the electric push rod 200 drives the sliding plate 210 to slide on the sliding way 310, the air cylinder 300 drives the operating plate 320 to slide on the sliding way 310, when the electric push rod 200 is at the lowest position, and the cylinder 300 is at the highest position, the electric push rod 200 and the cylinder 300 are automatically stopped, as shown in fig. 2, the phenomenon that the operation plate 320 is broken due to the upper and lower pulling forces is reduced, the service life of the operation plate 320 is prolonged, the electric push rod 200 and the cylinder 300 only need to be started again after the operation plate 320 is ejected, so that the operation plate can be quickly reset, and the air in the communication hole 330 can be rapidly sucked by the suction cover 360 connected to the air pump 340 and the bellows 350, the workpiece 400 is fixed on the operating plate 320 through negative pressure, so that the effect of quickly fixing and loosening the workpiece 400 is realized, the working efficiency is improved, and the device is simple to operate and convenient to use.

While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. Ejection mechanism of injection molding machine, its characterized in that: comprises a base (100), an electric push rod (200), an air cylinder (300), a workpiece (400) and a controller (500), wherein the electric push rod (200) is fixedly installed at the bottom of the inner wall of the base (100) in a bilateral symmetry mode, a sliding plate (210) is fixedly installed at the top of the electric push rod (200), the air cylinder (300) is fixedly installed at the bottom of the inner cavity of the base (100) in a bilateral mode, sliding ways (310) are symmetrically arranged inside the base (100), one side wall of the sliding plate (210) is connected onto the sliding ways (310) in a sliding mode, an operation plate (320) is fixedly installed at the top of the two air cylinders (300), two side walls of the operation plate (320) are connected onto the sliding ways (310) in a sliding mode, a communication hole (330) is formed in the center of the operation plate (320), an air extractor (340) is fixedly installed at the center of the bottom of the inner cavity of the base (100), and the output end of the air extractor (340) is connected with a corrugated pipe (350), the other end of bellows (350) is provided with suction hood (360), suction hood (360) are fixed operation panel (320) bottom and with intercommunicating pore (330) bottom sealed, operation panel (320) top is provided with work piece (400), work piece (400) are located intercommunicating pore (330) top.

2. The ejection mechanism of an injection molding machine according to claim 1, characterized in that: the limiting plates (110) are symmetrically and fixedly mounted at the top of the base (100), and mounting holes are formed in the bottom of the base (100).

3. The ejection mechanism of an injection molding machine according to claim 1, characterized in that: a buffer spring is arranged inside the sliding plate (210), and a limiting block is arranged inside the sliding rail (310).

4. The ejection mechanism of an injection molding machine according to claim 1, characterized in that: the outer wall of the top of the operating plate (320) is arranged on the anti-slip groove.

5. The ejection mechanism of an injection molding machine according to claim 1, characterized in that: the controller (500) is fixedly installed on the right side wall of the base (100), and the controller (500) is electrically connected with the electric push rod (200), the air cylinder (300) and the air pump (340) in an output mode.