CN220348874U

CN220348874U - Elastic die gap adjusting structure of die head of casting machine

Info

Publication number: CN220348874U
Application number: CN202322313990.1U
Authority: CN
Inventors: 陈腾跃; 吴金木; 李德顺
Original assignee: Fujian Wellson Machinery Co ltd
Current assignee: Fujian Wellson Machinery Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-01-16
Anticipated expiration: 2033-08-28

Abstract

The utility model provides a die head elastic die gap adjusting structure of a casting machine, which comprises a frame, wherein a left die and a right die are arranged on the frame, a left die cavity and a right die cavity which are concave are respectively arranged on the left die and the right die, a material injection port is arranged on the frame, and a die gap is arranged between the left die cavity and the right die cavity; the right die is provided with an elastic part and a thickness adjusting part at the position close to the die gap, the right die is provided with a fixing part at the position corresponding to the thickness adjusting part, a plurality of adjusting rods are arranged on the fixing part and move relative to the fixing part, one ends of the adjusting rods are propped against the thickness adjusting part, and therefore the distance between the left die and the right die corresponding to the die gap is adjusted. According to the utility model, through the structure, when the thickness of the film needs to be regulated, after the regulating rod pushes the thickness regulating part, the elastic part bends, so that the thickness regulating part moves towards the left die, thereby avoiding the trouble of the traditional regulating mode, facilitating the change of the thickness of the film and improving the production efficiency of the film.

Description

Elastic die gap adjusting structure of die head of casting machine

Technical Field

The utility model relates to the technical field of casting machine die heads, in particular to an elastic die gap adjusting structure of a casting machine die head.

Background

Casting machines are used for the production of plastic films. The conventional die head is mostly composed of a left die and a right die, in the process of producing a film, plastic raw materials in a molten state are melted into the molten state, the molten state plastic raw materials flow into a die cavity between the two dies, and finally flow out from a die opening gap between the two dies to form the film.

The current mould is fixed about, when needs adjustment film thickness, need to carry out whole demolish the removal to one of them mould, makes the distance between two moulds can be adjusted to change the distance of discharge gate between two moulds, thereby change the thickness of film, however, this kind of regulation mode is comparatively troublesome, is inconvenient for the regulation to film thickness, influences the production efficiency of film easily.

Disclosure of Invention

The technical scheme of the utility model is realized as follows:

the utility model provides an elastic die gap adjusting structure of a die head of a casting machine, which comprises a frame, wherein a left die and a right die are arranged on the frame, a left die cavity and a right die cavity which are concave inwards are respectively arranged on the adjacent surfaces of the left die and the right die, a material injection port is arranged on the frame, a die gap is arranged on one side, far away from the material injection port, of the left die cavity and the right die cavity, and the left die cavity and the right die cavity are communicated with the material injection port and the die gap;

the right die is provided with an elastic part and a thickness adjusting part at a position close to the die gap, the right die is provided with a fixing part at a position corresponding to the thickness adjusting part, the fixing part is provided with a plurality of adjusting rods, and the adjusting rods move relative to the fixing part so that one ends of the adjusting rods prop against the thickness adjusting part to adjust the distance between the left die and the right die corresponding to the die gap.

In one embodiment, the right die is provided with a concave deformation cavity near the die gap to form an elastic part and a thickness adjusting part.

In one embodiment, a threaded hole is formed in the fixing portion at a position corresponding to the adjusting rod, and the threaded hole is in threaded connection with the adjusting rod.

In one embodiment, the deformation cavity is filled with a thermal insulation block.

In one embodiment, the insulation block has toughness.

In one embodiment, a fixing plate is arranged between the heat insulation block and the adjusting rod, one side of the fixing plate is attached to the thickness adjusting part, and the other side of the fixing plate is attached to the fixing part.

In one embodiment, the thermal block is made of calcium silicate board.

The advantages or beneficial effects in the technical scheme at least comprise: when the thickness of film needs to be adjusted, because the position that the right mould is close to the die gap is provided with elastic part and thickness adjustment portion, the position that the right mould corresponds thickness adjustment portion is provided with the fixed part, be provided with a plurality of regulation pole on the fixed part, adjust pole relatively fixed part and remove, make the one end of adjusting the pole support thickness adjustment portion, with the distance that adjusts left mould and right mould correspond die gap position, therefore, the accessible removes the regulation pole, make the regulation pole promote thickness adjustment portion, thickness adjustment portion atress back, elastic part takes place to crooked, make thickness adjustment portion can be close to towards left mould, thereby can adjust the distance of die gap between left mould and the right mould, thereby avoid traditional regulation mode's trouble, in order to change film thickness, improve the production efficiency of film.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model.

Fig. 1 shows a schematic structural view of a die elastic die gap adjustment structure of a casting machine according to an exemplary embodiment of the present utility model;

fig. 2 is a schematic cross-sectional structure view showing a die elastic die gap adjustment structure of a casting machine according to an exemplary embodiment of the present utility model;

fig. 3 illustrates a schematic structural view of a left mold according to an exemplary embodiment of the present utility model;

fig. 4 illustrates a schematic structural view of a right mold according to an exemplary embodiment of the present utility model;

fig. 5 is a schematic view showing a structure of an adjusting lever against a thickness adjusting portion in a casting machine die elastic die gap adjusting structure according to an exemplary embodiment of the present utility model.

Reference numerals illustrate:

1. a frame;

11. a material injection port; 12. die gap;

2. a left die;

21. a left die cavity;

3. a right die;

31. a right die cavity; 32. an elastic part; 33. a thickness adjusting section; 34. a deformation chamber; 35. a fixing part; 351. a threaded hole;

4. an adjusting rod;

5. a heat preservation block;

6. and a fixing plate.

Detailed Description

Embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.

In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision. The present utility model will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The term "including" and variations thereof as used herein are intended to be open-ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The term "one embodiment" means "at least one embodiment"; the term "another embodiment" means "at least one additional embodiment"; the term "some embodiments" means "at least some embodiments. Related definitions of other terms will be given in the description below. It should be noted that the terms "first," "second," and the like herein are merely used for distinguishing between different devices, modules, or units and not for limiting the order or interdependence of the functions performed by such devices, modules, or units.

It should be noted that references to "one", "a plurality" and "a plurality" in this disclosure are intended to be illustrative rather than limiting, and those skilled in the art will appreciate that "one or more" is intended to be construed as "one or more" unless the context clearly indicates otherwise.

Referring to fig. 1 to 5, an embodiment of the present utility model provides an elastic die gap adjusting structure for a die head of a casting machine, comprising a frame 1, wherein a left die 2 and a right die 3 are arranged on the frame 1, a left die cavity 21 and a right die cavity 31 which are concave inwards are respectively arranged on the adjacent surfaces of the left die 2 and the right die 3, a material injection port 11 is arranged on the frame 1, a die gap 12 is arranged on one side, far from the material injection port 11, of the left die cavity 21 and the right die cavity 31, and the left die cavity 21 and the right die cavity 31 are communicated with the material injection port 11 and the die gap 12;

the right die 3 is provided with an elastic part 32 and a thickness adjusting part 33 at a position close to the die gap 12, the right die 3 is provided with a fixing part 35 at a position corresponding to the thickness adjusting part 33, the fixing part 35 is provided with a plurality of adjusting rods 4, and the adjusting rods 4 move relative to the fixing part 35, so that one ends of the adjusting rods 4 prop against the thickness adjusting part 33 to adjust the distance between the left die 2 and the right die 3 corresponding to the die gap 12. The elastic portion 32, the thickness adjusting portion 33, and the adjusting lever 4 are not particularly provided on the right die 3, and may be provided on the left die 2, or may be provided on both the left die 2 and the right die 3.

With the above structure, when the thickness of the film needs to be adjusted, since the elastic part 32 and the thickness adjusting part 33 are arranged at the position of the right die 3 close to the die gap 12, and the fixing part 35 is arranged at the position of the right die 3 corresponding to the thickness adjusting part 33, a plurality of adjusting rods 4 are arranged on the fixing part 35, and the adjusting rods 4 move relative to the fixing part 35, so that one ends of the adjusting rods 4 prop against the thickness adjusting part 33 to adjust the distance between the left die 2 and the right die 3 corresponding to the die gap 12, therefore, the adjusting rods 4 can be moved to push the thickness adjusting part 33, after the thickness adjusting part 33 is stressed, the elastic part 32 is bent, so that the thickness adjusting part 33 can approach the left die 2, the distance between the left die 2 and the right die 3 can be adjusted, thereby avoiding the trouble of the traditional adjusting mode, so as to change the thickness of the film and improve the production efficiency of the film.

In one embodiment, see fig. 2 and 4. The right die 3 is provided with a concave deformation chamber 34 at a position close to the die gap 12 to form an elastic portion 32 and a thickness adjusting portion 33. In practical use, the deformation cavity 34 can reduce the thickness of the elastic portion 32, so that the elastic portion 32 bends, thereby facilitating the movement of the thickness adjusting portion 33.

In one embodiment, see fig. 4. The fixing portion 35 has a threaded hole 351 penetrating a position corresponding to the adjustment lever 4, and the threaded hole 351 is screwed with the adjustment lever 4. In practical use, the screw hole 351 is screwed with the adjusting rod 4, and the adjusting rod 4 can be moved relative to the fixing portion 35 by rotating the adjusting rod 4, so that the thickness adjusting portion 33 can be pushed by the adjusting rod 4.

In one embodiment, see fig. 2, 4 and 5. The deformation cavity 34 is filled with the heat preservation block 5. The heat preservation block 5 has toughness. The heat-insulating block 5 can be made of a calcium silicate plate or other materials with high temperature resistance and heat insulation effects. In practical application, the deformation cavity 34 can be filled by the arrangement of the heat preservation block 5, and the heat preservation effect is achieved, so that the influence on the production of the film due to the fact that heat is dissipated at the position too fast is avoided.

A fixing plate 6 is arranged between the heat insulation block 5 and the adjusting rod 4, one side of the fixing plate 6 is attached to the thickness adjusting part 33, and the other side is attached to the fixing part 35. In practical application, the fixing plate 6 can stably clamp the heat insulation block 5 in the deformation cavity 34, so that the heat insulation block 5 falls out of the deformation cavity 34 when the end part of the adjusting rod 4 is separated from the heat insulation block 5.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

It will be appreciated by persons skilled in the art that the above embodiments are provided for clarity of illustration only and are not intended to limit the scope of the utility model. Other variations or modifications of the above-described utility model will be apparent to those of skill in the art, and are still within the scope of the utility model.

Claims

1. The elastic die gap adjusting structure of the casting machine die head is characterized by comprising a frame, wherein a left die and a right die are arranged on the frame, a left die cavity and a right die cavity which are concave inwards are respectively arranged on the adjacent surfaces of the left die and the right die, a material injection port is arranged on the frame, a die gap is arranged on one side, far away from the material injection port, of the left die cavity and the right die cavity, and the left die cavity and the right die cavity are communicated with the material injection port and the die gap;

2. The die head elastic die gap adjusting structure of claim 1, wherein the right die is provided with a concave deformation cavity near the die gap to form an elastic portion and a thickness adjusting portion.

3. The die head elastic die gap adjusting structure of a casting machine according to claim 1, wherein a threaded hole is formed in the fixing portion at a position corresponding to the adjusting rod, and the threaded hole is in threaded connection with the adjusting rod.

4. The die head elastic die gap adjusting structure of a casting machine according to claim 2, wherein the deformation cavity is filled with a heat insulation block.

5. The die head elastic die gap adjustment structure of claim 4, wherein the heat insulation block has toughness.

6. The structure for adjusting the gap between the elastic die orifice of the die head of the casting machine according to claim 4, wherein a fixing plate is arranged between the heat insulation block and the adjusting rod, one side of the fixing plate is attached to the thickness adjusting part, and the other side of the fixing plate is attached to the fixing part.