CN216068253U

CN216068253U - Novel pressure-resistant plastic mold

Info

Publication number: CN216068253U
Application number: CN202122677710.6U
Authority: CN
Inventors: 张彩峰
Original assignee: Xiamen Wiesel Technology Co ltd
Current assignee: Xiamen Wiesel Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-03-18
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a novel pressure-resistant plastic die which comprises a shell, wherein the inner side wall of the shell is connected with a lower die set in a sliding manner, an upper die set is arranged above the lower die set, the lower die set is matched with the upper die set, two first sliding blocks are symmetrically and fixedly arranged at the bottom of the lower die set, two second sliding blocks are symmetrically and fixedly connected to the bottom wall of the inner side of the shell in a sliding manner, and the lower surfaces of the first sliding blocks are hinged to a connecting plate through first hinge pins; when this mould carries out the compound die operation, can make the lower module remove towards the inboard of casing, thereby through first slider, connecting plate and second slider extrusion first spring take place elastic deformation, meanwhile, the lower module can extrude the second spring and take place elastic deformation, then the elastic potential energy through first spring offsets with the pressure that the elastic potential energy of second spring received the lower module, thereby prevent it to take place to damage, and then the life of mould has been improved, thereby the waste of cost has been avoided.

Description

Novel pressure-resistant plastic mold

Technical Field

The utility model relates to the technical field of molds, in particular to a novel pressure-resistant plastic mold.

Background

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The method realizes the processing of the appearance of the article mainly by changing the physical state of the formed material, and the article is called as 'industrial mother'. The existing plastic die is easy to wear due to repeated movement and extrusion in the processing process, and can cause the die to be damaged after being used for a long time, so that the service life of the die is greatly reduced, and the cost is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a novel pressure-resistant plastic mold.

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

a novel pressure-resistant plastic die comprises a shell, wherein the inner side wall of the shell is connected with a lower die set in a sliding manner, an upper die set is arranged above the lower die set, the lower die set is matched with the upper die set, two first sliding blocks are symmetrically and fixedly installed at the bottom of the lower die set, two second sliding blocks are symmetrically and slidably connected with the bottom wall of the inner side of the shell, the lower surface of each first sliding block is hinged with a connecting plate through a first pin shaft, one side, away from the first sliding block, of each connecting plate is hinged to the upper surface of each second sliding block through a second pin shaft, a first spring is welded on the repellent side of each second sliding block, one end, away from the second sliding block, of each first spring is welded on the inner side wall of the shell, four connecting rods are symmetrically welded at the four corners of the bottom of the lower die set, a second spring is sleeved on the outer side wall of each connecting rod, and the top end of each second spring is welded on the lower surface of the lower die set, the bottom end of the second spring is welded on the inner side bottom wall of the shell.

As further preferable in the present technical solution: two guide grooves have been seted up to the inboard diapire symmetry of casing, the inside wall sliding connection of guide groove has the guide block, the guide block is kept away from one side of guide groove and is welded in the lower surface of second slider.

As further preferable in the present technical solution: the lower surface of the lower die set is provided with a through groove, the inner side wall of the through groove is connected with a sliding plate in a sliding mode, two vertical plates are symmetrically welded on the lower surface of the sliding plate, transverse plates are welded on the lower surfaces of the vertical plates, and third springs are welded between the lower surface of the lower die set and the upper surfaces of the transverse plates.

As further preferable in the present technical solution: the lower surface threaded connection of casing has electric putter, has seted up one on the inboard diapire of casing and has installed the perforation with electric putter's catch bar matched with catch bar.

As further preferable in the present technical solution: the outer side wall of the electric push rod is in threaded connection with a protective shell, and the protective shell is in threaded connection with the lower surface of the shell.

As further preferable in the present technical solution: four supporting legs are symmetrically welded at four corners of the bottom of the shell.

As further preferable in the present technical solution: the bottom welding of supporting leg has the backup pad.

As further preferable in the present technical solution: an observation window is installed on the front surface of the shell.

Compared with the prior art, the utility model has the beneficial effects that: when this mould carries out the compound die operation, can make the lower module remove towards the inboard of casing, thereby through first slider, connecting plate and second slider extrusion first spring take place elastic deformation, meanwhile, the lower module can extrude the second spring and take place elastic deformation, then the elastic potential energy through first spring offsets with the pressure that the elastic potential energy of second spring received the lower module, thereby prevent it to take place to damage, and then the life of mould has been improved, thereby the waste of cost has been avoided.

Drawings

Fig. 1 is a schematic front sectional view of a novel pressure-resistant plastic mold according to the present invention;

FIG. 2 is an enlarged view of the structure of the region A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the structure of the area B in FIG. 1 according to the present invention;

fig. 4 is a structural front view of a novel pressure-resistant plastic mold according to the present invention.

In the figure: 1. a housing; 2. a lower module; 3. an upper module; 4. a first slider; 5. a second slider; 6. a connecting plate; 7. a first spring; 8. a connecting rod; 9. a second spring; 10. a guide groove; 11. a guide block; 12. a through groove; 13. a sliding plate; 14. a vertical plate; 15. a transverse plate; 16. a third spring; 17. an electric push rod; 18. a protective shell; 19. supporting legs; 20. a support plate; 21. and (4) an observation window.

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.

Referring to fig. 1-4, a novel pressure-resistant plastic mold comprises a shell 1, wherein the inner side wall of the shell 1 is slidably connected with a lower die set 2, an upper die set 3 is arranged above the lower die set 2, the lower die set 2 is matched with the upper die set 3, two first sliding blocks 4 are symmetrically and fixedly arranged at the bottom of the lower die set 2, two second sliding blocks 5 are symmetrically and slidably connected with the inner bottom wall of the shell 1, the lower surface of the first sliding block 4 is hinged with a connecting plate 6 through a first pin shaft, one side of the connecting plate 6, far away from the first sliding block 4, is hinged with the upper surface of the second sliding block 5 through a second pin shaft, a first spring 7 is welded at the repelling side of the two second sliding blocks 5, one end of the first spring 7, far away from the second sliding block 5, is welded on the inner side wall of the shell 1, four connecting rods 8 are symmetrically welded at the four corners of the bottom of the lower die set 2, and a second spring 9 is sleeved on the outer side wall of the connecting rod 8, the top end of the second spring 9 is welded to the lower surface of the lower module 2, and the bottom end of the second spring 9 is welded to the inner bottom wall of the housing 1.

In the utility model, two guide grooves 10 are symmetrically formed in the bottom wall of the inner side of a shell 1, guide blocks 11 are connected to the inner side walls of the guide grooves 10 in a sliding mode, and one sides, far away from the guide grooves 10, of the guide blocks 11 are welded to the lower surface of a second sliding block 5; the second slider 5 can be guided by providing the guide groove 10 and the guide block 11.

In the utility model, the lower surface of a lower die set 2 is provided with a through groove 12, the inner side wall of the through groove 12 is connected with a sliding plate 13 in a sliding manner, wherein the top of the sliding plate 13 is flush with the bottom wall of the inner side of the lower die set 2, two vertical plates 14 are symmetrically welded on the lower surface of the sliding plate 13, transverse plates 15 are welded on the lower surfaces of the vertical plates 14, and third springs 16 are welded between the lower surface of the lower die set 2 and the upper surfaces of the transverse plates 15; by providing the sliding plate 13, it is possible to facilitate ejection of a product molded in the lower die set 2.

In the utility model, the lower surface of a shell 1 is in threaded connection with an electric push rod 17, and the bottom wall of the inner side of the shell 1 is provided with a push rod mounting through hole matched with the push rod of the electric push rod 17; the electric push rod 17 can assist the sliding plate 13 to push out the product formed in the lower die set 2.

In the utility model, the outer side wall of the electric push rod 17 is in threaded connection with a protective shell 18, and the protective shell 18 is in threaded connection with the lower surface of the shell 1; by arranging the protective shell 18, the electric push rod 17 can be protected.

In the utility model, four supporting legs 19 are symmetrically welded at four corners of the bottom of the shell 1; the supporting legs 19 are arranged, so that the mold can be supported.

In the utility model, the bottom of the supporting leg 19 is welded with a supporting plate 20; the supporting plate 20 is arranged to assist the supporting legs 19 in supporting the mold.

In the present invention, the front surface of the housing 1 is mounted with an observation window 21; by providing the observation window 21, it is possible to facilitate observation of the internal condition of the housing 1.

In this embodiment, the electric push rod 17 has the following types: XDHA 24-100.

The working principle is as follows: when the die is used, a switch group for starting and closing the electric push rod 17 is arranged on the front surface of the shell 1, the switch group is connected with an external mains supply and used for supplying power to the electric push rod 17, when the die is closed, the lower die set 2 can move towards the inner side of the shell 1, so that the first sliding block 4 pushes the two second sliding blocks 5 to slide towards the directions away from each other through the connecting plate 6 and extrudes the first spring 7 to generate elastic deformation, meanwhile, the lower die set 2 can extrude the second spring 9 to generate elastic deformation, the connecting rod 8 can play a role of guiding the second spring 9 to prevent the second spring 9 from bending, and then the elastic potential energy generated after the first spring 7 generates elastic deformation and the elastic potential energy generated after the second spring 9 generates elastic deformation counteract the pressure on the lower die set 2, thereby preventing the lower die set from being damaged, after the product shaping, then with the upward position removal of upper die set 3, make and accomplish the die parting operation, control electric putter 17 through the switch group this moment and start, electric putter 17 promotes sliding plate 13 through its catch bar and moves towards the inside of lower die set 2, sliding plate 13 can drive diaphragm 15 rebound through riser 14, and extrude third spring 16 and take place elastic deformation, thereby ejecting with the shaping product in the lower die set 2, then control electric putter 17's catch bar through the switch group and return the normal position, then sliding plate 13 can be by the elastic potential energy that produces behind the elastic deformation of third spring 16 and push back the normal position, thereby through groove 12 reclosing.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The novel pressure-resistant plastic die comprises a shell (1) and is characterized in that the inner side wall of the shell (1) is connected with a lower die set (2) in a sliding manner, an upper die set (3) is arranged above the lower die set (2), the lower die set (2) is matched with the upper die set (3), two first sliding blocks (4) are symmetrically and fixedly arranged at the bottom of the lower die set (2), two second sliding blocks (5) are symmetrically and slidably connected with the inner bottom wall of the shell (1), the lower surface of each first sliding block (4) is hinged with a connecting plate (6) through a first pin shaft, one side, away from the first sliding block (4), of each connecting plate (6) is hinged to the upper surface of the second sliding block (5) through a second pin shaft, one side, repellent to the second sliding blocks (5), is welded with a first spring (7), one end, away from the second sliding block (5), of each first spring (7) is welded on the inner side wall of the shell (1), the welding of the mutual symmetry in bottom four corners of lower module (2) has four connecting rods (8), the lateral wall cover of connecting rod (8) is equipped with second spring (9), the top of second spring (9) welds in the lower surface of lower module (2), the bottom of second spring (9) welds in the inboard diapire of casing (1).

2. A novel pressure-resistant plastic die as claimed in claim 1, wherein two guide grooves (10) are symmetrically formed in the bottom wall of the inner side of the shell (1), a guide block (11) is slidably connected to the inner side wall of each guide groove (10), and one side, away from the guide groove (10), of each guide block (11) is welded to the lower surface of the second sliding block (5).

3. The novel pressure-resistant plastic mold as claimed in claim 1, wherein a through groove (12) is formed in the lower surface of the lower mold set (2), a sliding plate (13) is slidably connected to the inner side wall of the through groove (12), two vertical plates (14) are symmetrically welded to the lower surface of the sliding plate (13), a transverse plate (15) is welded to the lower surface of each vertical plate (14), and a third spring (16) is welded between the lower surface of the lower mold set (2) and the upper surface of the transverse plate (15).

4. A novel pressure-resistant plastic die as claimed in claim 1, wherein the lower surface of the shell (1) is in threaded connection with an electric push rod (17), and the inner bottom wall of the shell (1) is provided with a push rod mounting through hole matched with a push rod of the electric push rod (17).

5. A novel pressure-resistant plastic mould as claimed in claim 4, characterized in that a protective shell (18) is screwed on the outer side wall of the electric push rod (17), and the protective shell (18) is screwed on the lower surface of the shell (1).

6. A novel pressure-resistant plastic mould as claimed in claim 1, characterized in that four supporting legs (19) are symmetrically welded to the four corners of the bottom of the shell (1).

7. A novel pressure resistant plastic mould as claimed in claim 6, characterized in that a support plate (20) is welded to the bottom of the support legs (19).

8. A new pressure resistant plastic mould as claimed in claim 1, characterized in that the front surface of the casing (1) is fitted with a viewing window (21).