CN218928628U

CN218928628U - Plastic molding press

Info

Publication number: CN218928628U
Application number: CN202223474213.7U
Authority: CN
Inventors: 赵志钦
Original assignee: Foshan Hanzun New Material Co ltd
Current assignee: Foshan Hanzun New Material Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-04-28
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to a plastic molding press, which comprises a control host, a lower molding die, a telescopic cylinder and a base, wherein a mold base is arranged above the base, metal frames are welded at two ends of the mold base, a clamping assembly is arranged on the inner side of the metal frames, the clamping assembly comprises a positive and negative screw rod rotationally connected on the inner side of the metal frames, movable blocks which are in threaded connection with the positive and negative screw rod, two movable blocks are symmetrically arranged, connecting blocks welded on the top ends of the two movable blocks are symmetrically arranged, and convex columns welded on the positions of the mutually corresponding surfaces of the two connecting blocks.

Description

Plastic molding press

Technical Field

The utility model relates to the technical field of plastic molding presses, in particular to a plastic molding press.

Background

A plastic molding machine is a machine for pressing plastic films at plastic boxes, mainly for packaging plastic containers, and is suitable for molding plastic containers of different shapes, such as (round, rectangular or square).

However, when the existing plastic molding press is used for molding different plastic product containers, the mold is fixedly arranged on the mold base through a plurality of screws, so that the plurality of screws are required to be detached when the mold is replaced, the corresponding mold is replaced, the operation is very complicated, and the mold base is mainly moved through the sliding rail in the moving process, so that the friction coefficient is larger, and the service life of accessories is influenced.

In order to solve the above problems, a plastic molding machine is proposed in the present application.

Disclosure of Invention

Object of the utility model

In order to solve the technical problems in the background technology, the utility model provides a plastic molding press, which is characterized in that a mold is placed on a mold base, meanwhile, a mounting block arranged at the bottom of a connecting lug is embedded in the top opening of a metal frame, a concave hole formed in the mounting block corresponds to a convex column, and then a positive and negative screw rod is rotated clockwise, so that two movable blocks are mutually close to each other, and the convex column is inserted into the inner side of the concave hole, thereby quickly replacing the mold, and the operation is simple and convenient.

(II) technical scheme

In order to solve the problems, the utility model provides a plastic molding press which comprises a control host, a lower molding die, a telescopic cylinder and a base, wherein a die holder is arranged above the base, metal frames are welded at two ends of the die holder, and a clamping assembly is arranged at the inner side of the metal frames;

the clamping assembly comprises a positive and negative screw rod rotationally connected to the inner side of the metal frame, movable blocks in threaded connection with the positive and negative screw rod, two movable blocks are symmetrically arranged, connecting blocks are welded at the top ends of the two symmetrically arranged movable blocks, and convex columns are welded at the positions of the mutually corresponding surfaces of the two connecting blocks;

the die holder is characterized in that the die holder is detachably connected with the die, connecting lugs are arranged at two ends of the die, the connecting lugs and the die are of an integrated structure, mounting blocks are welded on the lower surfaces of the connecting lugs, and concave holes are formed in two ends of the mounting blocks corresponding to the convex columns.

Preferably, the middle part of the positive and negative screw rod is provided with a limiting part, the limiting part and the positive and negative screw rod are of an integrated structure, the two movable blocks are respectively in threaded connection with positive and negative threads arranged on the positive and negative screw rod, and the movable blocks are attached to the inner wall of the metal frame.

Preferably, one end of the positive and negative screw rod penetrates through the metal frame, and a hand wheel is installed at the penetrating end of the positive and negative screw rod.

Preferably, the mounting block and the top opening of the metal frame form an embedded structure, and the inner diameter of the concave hole is matched with the outer diameter of the convex column.

Preferably, the edge of the lower surface of the die holder is symmetrically welded with supporting legs, and the bottom ends of the supporting legs are rotationally connected with rollers.

Preferably, a guide groove is formed in the position, corresponding to the roller, of the upper surface of the base, and the guide groove is connected with the roller.

Preferably, a connecting plate is arranged on the surface of one side of the die holder corresponding to the telescopic cylinder, and the connecting plate is connected with the movable end of the telescopic cylinder.

The technical scheme of the utility model has the following beneficial technical effects:

1. when the die is required to be replaced, the positive and negative screw rods are rotated anticlockwise, so that the distance between the two movable blocks is increased, then the die is placed on the die holder, meanwhile, the top opening of the embedded metal frame of the mounting block is arranged at the bottom of the connecting lug, the concave holes formed in the mounting block correspond to the convex columns, then the positive and negative screw rods are rotated clockwise, so that the two movable blocks are mutually close, the convex columns are inserted into the inner sides of the concave holes, and the die is replaced quickly, so that the operation is simple and convenient.

2. When dragging the die holder through flexible cylinder and remove, the gyro wheel cooperation guide slot that sets up through the landing leg bottom rolls to can effectually reduce the die holder in the coefficient of friction of removal in-process, thereby reduce the wearing and tearing of accessory, and then the life of extension accessory.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic view of a metal frame structure according to the present utility model.

Fig. 3 is a schematic structural view of the mounting block of the present utility model.

Reference numerals:

1. a control host; 2. pressing down the die; 3. a telescopic cylinder; 4. a base; 5. a die holder; 6. a metal frame; 7. a positive and negative screw rod; 8. a movable block; 9. a connecting block; 10. a convex column; 11. a hand wheel; 12. a mold; 13. a connecting lug; 14. a mounting block; 15. concave holes; 16. a support leg; 17. a roller; 18. a guide groove; 19. and (5) connecting a plate.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

As shown in fig. 1-3, the plastic molding press provided by the utility model comprises a control host 1, a lower molding die 2, a telescopic cylinder 3 and a base 4, wherein a die holder 5 is arranged above the base 4, metal frames 6 are welded at two ends of the die holder 5, and a clamping assembly is arranged at the inner side of the metal frames 6;

the clamping assembly comprises a positive and negative screw rod 7 rotationally connected to the inner side of the metal frame 6, movable blocks 8 in threaded connection with the positive and negative screw rod 7, two movable blocks 8 are symmetrically arranged, connecting blocks 9 welded at the top ends of the two symmetrically arranged movable blocks 8, and convex columns 10 welded at the positions of the mutually corresponding surfaces of the two connecting blocks 9;

the die holder 5 is detachably connected with a die 12, connecting lugs 13 are arranged at two ends of the die 12, the connecting lugs 13 and the die 12 are of an integrated structure, mounting blocks 14 are welded on the lower surfaces of the connecting lugs 13, and concave holes 15 are formed at two ends of the mounting blocks 14 corresponding to the convex columns 10;

when the plastic film is pressed on the plastic container, the external dimensions of the mold 12 are the same, the cavity of the mold 12 is provided with a (round, rectangular or square), when the mold 12 is required to be replaced, the spacing between the two movable blocks 8 is increased by rotating the positive and negative screw rod 7 anticlockwise, then the mold 12 is placed on the mold holder 5, meanwhile, the mounting block 14 arranged at the bottom of the connecting lug 13 is embedded at the top opening of the metal frame 6, the concave hole 15 formed in the mounting block 14 corresponds to the convex column 10, and then the positive and negative screw rod 7 is rotated clockwise, so that the two movable blocks 8 are mutually close, so that the convex column 10 is inserted into the inner side of the concave hole 15, and the mold 12 is quickly replaced, so that the operation is simple and convenient.

As shown in fig. 2, a limiting part is arranged in the middle of the front and back screw rod 7, the limiting part and the front and back screw rod 7 are of an integrated structure, two movable blocks 8 are respectively in threaded connection with the front and back screw teeth arranged on the front and back screw rod 7, the movable blocks 8 are attached to the inner wall of the metal frame 6, one end of the front and back screw rod 7 penetrates through the metal frame 6, and a hand wheel 11 is arranged at the penetrating end of the front and back screw rod 7;

it should be noted that, through setting up hand wheel 11 and conveniently driving positive and negative lead screw 7, laminating metal frame 6 removes through movable block 8 moreover to guarantee the stability of movable block 8 in the removal in-process.

As shown in fig. 1-3, the mounting block 14 and the top opening of the metal frame 6 form an embedded structure, and the inner diameter of the concave hole 15 is matched with the outer diameter of the convex column 10;

it should be noted that the stability of the mold 12 at the time of installation, and after installation, is ensured.

As shown in fig. 1 and 2, the edge of the lower surface of the die holder 5 is symmetrically welded with support legs 16, the bottom ends of the support legs 16 are rotationally connected with rollers 17, guide grooves 18 are formed in the positions, corresponding to the rollers 17, of the upper surface of the base 4, the guide grooves 18 are connected with the rollers 17, a connecting plate 19 is mounted on the surface of one side, corresponding to the telescopic cylinder 3, of the die holder 5, and the connecting plate 19 is connected with the movable end of the telescopic cylinder 3;

it should be noted that, when dragging the die holder 5 to move through the telescopic cylinder 3, the roller 17 arranged at the bottom end of the supporting leg 16 is matched with the guide groove 18 to roll, so that the friction coefficient of the die holder 5 in the moving process can be effectively reduced, the abrasion of accessories is reduced, and the service life of the accessories is prolonged.

In the utility model, when a plastic film is pressed on a plastic container, the external dimensions of a die 12 are the same, the cavity of the die 12 is provided with a (round, rectangular or square), when the die 12 is required to be replaced, the spacing between two movable blocks 8 is increased by rotating the positive and negative screw rods 7 anticlockwise, then the die 12 is placed on a die holder 5, meanwhile, a mounting block 14 arranged at the bottom of a connecting lug 13 is embedded at the top opening of a metal frame 6, a concave hole 15 formed in the mounting block 14 corresponds to a convex column 10, then the positive and negative screw rods 7 are rotated clockwise, so that the two movable blocks 8 are mutually close, and the convex column 10 is inserted into the inner side of the concave hole 15, thereby quickly replacing the die 12, and the operation is simple and convenient.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims

1. The plastic molding press comprises a control host machine (1), a lower molding die (2), a telescopic cylinder (3) and a base (4), and is characterized in that a die holder (5) is arranged above the base (4), metal frames (6) are welded at two ends of the die holder (5), and clamping assemblies are arranged on the inner sides of the metal frames (6);

the clamping assembly comprises a positive and negative screw rod (7) rotationally connected to the inner side of the metal frame (6), a movable block (8) in threaded connection with the positive and negative screw rod (7), two connecting blocks (9) welded at the top ends of the two symmetrically arranged movable blocks (8) and convex columns (10) welded at the corresponding surfaces of the two connecting blocks (9);

the die holder (5) top can be dismantled and be connected with mould (12), mould (12) both ends all are provided with engaging lug (13), and engaging lug (13) and mould (12) are integrated into one piece structure, engaging lug (13) lower surface welding has installation piece (14), shrinkage pool (15) have all been seted up at the both ends that installation piece (14) correspond with projection (10).

2. The plastic molding press as claimed in claim 1, wherein a limiting part is arranged in the middle of the positive and negative screw rod (7), the limiting part and the positive and negative screw rod (7) are of an integrated structure, two movable blocks (8) are respectively in threaded connection with positive and negative threads arranged on the positive and negative screw rod (7), and the movable blocks (8) are attached to the inner wall of the metal frame (6).

3. Plastic molding machine according to claim 1, characterized in that one end of the positive and negative screw (7) penetrates the metal frame (6), and the penetrating end of the positive and negative screw (7) is provided with a hand wheel (11).

4. The plastic molding press as claimed in claim 1, wherein the mounting block (14) and the top opening of the metal frame (6) form an embedded structure, and the inner diameter of the concave hole (15) is matched with the outer diameter of the convex column (10).

5. The plastic molding press as claimed in claim 1, wherein the legs (16) are symmetrically welded at the edges of the lower surface of the mold base (5), and the bottom ends of the legs (16) are rotatably connected with rollers (17).

6. The plastic molding machine according to claim 5, wherein the upper surface of the base (4) is provided with a guide groove (18) corresponding to the roller (17), and the guide groove (18) is connected with the roller (17).

7. A plastic moulding press according to claim 1, characterized in that a connecting plate (19) is mounted on the surface of the die holder (5) on the side corresponding to the telescopic cylinder (3), and the connecting plate (19) is connected with the movable end of the telescopic cylinder (3).