CN214820569U

CN214820569U - Plastic mould with automatic top mould structure

Info

Publication number: CN214820569U
Application number: CN202121317697.7U
Authority: CN
Inventors: 杨文斌
Original assignee: Shenzhen Huihui High Tech Co ltd
Current assignee: Shenzhen Huihui High Tech Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-11-23
Anticipated expiration: 2031-06-15

Abstract

The utility model discloses a plastic mould with automatic top mode structure, including the plastic mould body, the chamber of moulding plastics has been seted up at the top of plastic mould body, the below of plastic mould body is equipped with the fixed plate, be equipped with movable regulating plate between fixed plate and the plastic mould body, two screw thread stay tubes of bottom fixedly connected with of plastic mould body, the screw thread stay tube runs through movable regulating plate, the outside cover of screw thread stay tube is equipped with the support ring, support ring and screw thread stay tube fixed connection, the bottom of activity regulating plate contacts with the top of support ring, screw thread stay tube and fixed plate pass through lifting unit and connect, two ejection holes have been seted up to the bottom inner wall in chamber of moulding plastics, be equipped with ejection plate in the ejection hole. A plastic mould with automatic top mode structure, belong to mould technical field, be convenient for make the injection molding drawing of patterns of the intracavity of moulding plastics, operation step is simple convenient.

Description

Plastic mould with automatic top mould structure

Technical Field

The utility model relates to the technical field of mold, in particular to plastic mould with automatic top mode structure.

Background

The mold is a tool for manufacturing a molded article, and the injection molding is a method for producing and molding an industrial product. The products are generally produced by rubber injection molding and plastic injection molding. The injection molding can be classified 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 utilizing a plastic molding die, the injection molding is realized by the injection molding machine and the die, and the existing plastic injection die has the defects of too complex top die structure, high manufacturing cost and inconvenient actual operation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a plastic mould with automatic top mode structure, can effectively solve among the background art its top mode structure of current plastic injection mold too complicated, high in manufacturing cost, the comparatively inconvenient problem of actual operation.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a plastic mould with an automatic ejection structure comprises a plastic mould body, wherein an injection molding cavity is formed in the top of the plastic mould body, a fixed plate is arranged below the plastic mould body, a movable adjusting plate is arranged between the fixed plate and the plastic mould body, two thread supporting tubes are fixedly connected to the bottom of the plastic mould body and penetrate through the movable adjusting plate, a supporting ring is sleeved outside each thread supporting tube and is fixedly connected with the corresponding thread supporting tube, the bottom of the movable adjusting plate is in contact with the top of the supporting ring, the thread supporting tubes and the fixed plate are connected through a lifting assembly, two ejection holes are formed in the inner wall of the bottom of the injection molding cavity, ejection plates are arranged in the ejection holes, the bottoms of the ejection plates are connected with the tops of the movable adjusting plates through connecting columns, the movable adjusting plates are connected with the plastic mould body through a plurality of stretching springs, two spouts have been seted up to the bottom of plastic mould body, be equipped with the slider in the spout, the bottom fixedly connected with support column of slider, the bottom of support column is equipped with the gyro wheel, just the bottom of gyro wheel contacts with the top of activity regulating plate, two the support column passes through the connecting plate and connects.

Preferably, the lifting assembly comprises a threaded column arranged in the threaded support pipe, the bottom end of the threaded column extends to the lower part of the threaded support pipe, and the bottom end of the threaded column is connected with the top of the fixed plate through a bearing.

Preferably, a handle is arranged on the threaded column.

Preferably, the cross sections of the sliding groove and the sliding block are both T-shaped structures.

Preferably, the top of the fixing plate is provided with a plurality of mounting holes.

Compared with the prior art, the utility model discloses following beneficial effect has: move through the drive connecting plate, make support column drive gyro wheel remove, cooperation through spout and slider, make the steady removal of support column, move through the drive connecting plate, make the bottom of gyro wheel no longer contact with the top of activity regulating plate, remove spacing to activity regulating plate position, and then make the activity regulating plate can shift up, because extension spring is in tensile state this moment, and then extension spring drive activity regulating plate shifts up, thereby make spliced pole drive liftout plate shift up, make the injection molding piece that is located the injection molding intracavity shift up automatically, can accomplish the drawing of patterns, rotate through the drive screw post, adjust the length that the screw post is located the screw support tube, can be according to actual demand, adjust the height of plastic mould body, and the in-service use of being convenient for.

Drawings

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

FIG. 2 is a schematic structural view of the plastic mold body of the present invention;

fig. 3 is a schematic diagram of the structure of the movable adjusting plate of the present invention.

In the figure: 1. a plastic mold body; 2. an injection molding cavity; 3. a fixing plate; 4. a movable adjusting plate; 5. a threaded support tube; 6. a support ring; 7. an ejection aperture; 8. ejecting the plate; 9. connecting columns; 10. a chute; 11. a slider; 12. a support pillar; 13. a roller; 14. a connecting plate; 15. a threaded post; 16. a bearing; 17. a handle; 18. mounting holes; 19. a tension spring.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in figures 1-3, a plastic mold with an automatic top mold structure comprises a plastic mold body 1, an injection molding cavity 2 is formed at the top of the plastic mold body 1, a fixing plate 3 is arranged below the plastic mold body 1, a movable adjusting plate 4 is arranged between the fixing plate 3 and the plastic mold body 1, two threaded supporting tubes 5 are fixedly connected to the bottom of the plastic mold body 1, the threaded supporting tubes 5 penetrate through the movable adjusting plate 4, a supporting ring 6 is sleeved outside the threaded supporting tubes 5, the supporting ring 6 is fixedly connected with the threaded supporting tubes 5, the bottom of the movable adjusting plate 4 is in contact with the top of the supporting ring 6, the threaded supporting tubes 5 are connected with the fixing plate 3 through a lifting assembly, two ejection holes 7 are formed in the inner wall of the bottom of the injection molding cavity 2, ejection plates 8 are arranged in the ejection holes 7, and the bottoms of the ejection plates 8 are connected with the top of the movable adjusting plate 4 through a connecting column 9, the movable adjusting plate 4 is connected with the plastic mold body 1 through a plurality of extension springs 19, two sliding grooves 10 are formed in the bottom of the plastic mold body 1, sliding blocks 11 are arranged in the sliding grooves 10, supporting columns 12 are fixedly connected to the bottom of the sliding blocks 11, rollers 13 are arranged at the bottoms of the supporting columns 12, the bottoms of the rollers 13 are in contact with the top of the movable adjusting plate 4, the two supporting columns 12 are connected through connecting plates 14, the supporting columns 12 drive the rollers 13 to move through driving the connecting plates 14, the supporting columns 12 stably move through the matching of the sliding grooves 10 and the sliding blocks 11, the bottoms of the rollers 13 are not in contact with the top of the movable adjusting plate 4 any more through driving the connecting plates 14 to move, the position of the movable adjusting plate 4 is released, the movable adjusting plate 4 can move upwards, and the extension springs 19 are in a stretching state at the moment, so that the extension springs 19 drive the movable adjusting plate 4 to move upwards, so that the connecting column 9 drives the ejector plate 8 to move upwards, and the injection molding part in the injection molding cavity 2 automatically moves upwards to complete demolding;

in this embodiment, the lifting unit is including setting up the screw thread post 15 in screw thread support pipe 5, and the bottom of screw thread post 15 extends to the below of screw thread support pipe 5, and the bottom of screw thread post 15 is passed through bearing 16 with the top of fixed plate 3 and is connected, rotates through drive screw thread post 15, adjusts the length that screw thread post 15 is located screw thread support pipe 5, changes between plastic mould body 1 and the fixed plate 3, can be according to actual demand, adjusts the height of plastic mould body 1, the in-service use of being convenient for.

In the embodiment, the threaded column 15 is provided with a handle 17, and the threaded column 15 is driven to rotate conveniently through the handle 17.

In this embodiment, the cross sections of the sliding groove 10 and the sliding block 11 are both T-shaped structures, so as to prevent the sliding block 11 from separating from the sliding groove 10.

In this embodiment, the top of the fixing plate 3 is opened with a plurality of mounting holes 18.

It should be noted that, the utility model relates to a plastic mold with automatic top mold structure, when using, through the movement of the driving connecting plate 14, make the supporting column 12 drive the roller 13 to move, through the cooperation of the chute 10 and the slider 11, make the supporting column 12 move steadily, through the movement of the driving connecting plate 14, make the bottom of the roller 13 no longer contact with the top of the movable adjusting plate 4, remove the limit to the position of the movable adjusting plate 4, and further make the movable adjusting plate 4 move up, because the extension spring 19 is in the stretching state at this moment, and then the extension spring 19 drives the movable adjusting plate 4 to move up, thereby make the connecting column 9 drive the ejecting plate 8 to move up, make the injection molding piece in the injection molding cavity 2 move up automatically, finish the demolding, after the demolding, drive the movable adjusting plate 4 to move down, the support ring 6 contacts with the movable adjusting plate 4, and the ejecting plate 8 moves to the ejecting hole 7 at the same time, extension spring 19 is in tensile state, and then drive connecting plate 14 removes, make support column 12 and gyro wheel 13 remove once more to between activity regulating plate 4 and the plastic mould body 1, gyro wheel 13 contacts with activity regulating plate 4's top, it is spacing to the position of activity regulating plate 4, avoid activity regulating plate 4 to move up, and then can carry out the work of moulding plastics next time, rotate through drive screw post 15, adjust the length that screw post 15 is located screw support pipe 5, can be according to actual demand, adjust the height of plastic mould body 1, and convenient to use.

The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. It is evident that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Accordingly, the embodiments should be considered as exemplary and non-limiting. The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereby.

Claims

1. The utility model provides a plastic mould with automatic top mode structure, includes plastic mould body (1), injection molding chamber (2), its characterized in that have been seted up at the top of plastic mould body (1): the plastic mold is characterized in that a fixing plate (3) is arranged below the plastic mold body (1), a movable adjusting plate (4) is arranged between the fixing plate (3) and the plastic mold body (1), two thread supporting tubes (5) are fixedly connected to the bottom of the plastic mold body (1), the thread supporting tubes (5) penetrate through the movable adjusting plate (4), a supporting ring (6) is sleeved outside the thread supporting tubes (5), the supporting ring (6) is fixedly connected with the thread supporting tubes (5), the bottom of the movable adjusting plate (4) is in contact with the top of the supporting ring (6), the thread supporting tubes (5) are connected with the fixing plate (3) through a lifting assembly, two ejection holes (7) are formed in the inner wall of the bottom of the injection molding cavity (2), ejection plates (8) are arranged in the ejection holes (7), and the bottoms of the ejection plates (8) are connected with the top of the movable adjusting plate (4) through connecting columns (9), activity regulating plate (4) and plastic mould body (1) are connected through a plurality of extension spring (19), two spout (10) have been seted up to the bottom of plastic mould body (1), be equipped with slider (11) in spout (10), the bottom fixedly connected with support column (12) of slider (11), the bottom of support column (12) is equipped with gyro wheel (13), just the bottom of gyro wheel (13) contacts with the top of activity regulating plate (4), two support column (12) are connected through connecting plate (14).

2. The plastic mold with the automatic top mold structure according to claim 1, wherein: the lifting assembly comprises a threaded column (15) arranged in the threaded support tube (5), the bottom end of the threaded column (15) extends to the lower portion of the threaded support tube (5), and the bottom end of the threaded column (15) is connected with the top of the fixing plate (3) through a bearing (16).

3. The plastic mold with the automatic top mold structure according to claim 2, wherein: and a handle (17) is arranged on the threaded column (15).

4. The plastic mold with the automatic top mold structure according to claim 1, wherein: the cross sections of the sliding groove (10) and the sliding block (11) are both T-shaped structures.

5. The plastic mold with the automatic top mold structure according to claim 1, wherein: the top of the fixing plate (3) is provided with a plurality of mounting holes (18).