CN220681739U - Catalyst extrusion molding mould - Google Patents

Abstract

The utility model relates to a forming die, in particular to a catalyst extrusion forming die, which comprises a first flange, wherein a filter screen is fixedly arranged on the inner wall of the first flange, a splitter plate is fixedly arranged on the other side of the filter screen, the forming die also comprises a second flange, the splitter plate is fixedly arranged on the inner wall of the second flange, a plurality of discharging cavities are extended and arranged on one side of the feeding cavity, a plurality of discharging holes communicated with the discharging cavities are formed in the side wall of the second flange in a penetrating manner, the cross sections of the discharging cavities are gradually reduced along the material flowing direction, the discharging cavities are used for filling the feeding cavities with materials entering the module and uniformly extruding the materials into the discharging cavities, the materials are quickly filled into the feeding cavities and flow into the discharging cavities through the design of the cross sections from large to small and the smooth treatment of the surfaces of the inner cavities, and circular cones are arranged among the discharging cavities, so that the material flowing resistance is reduced, the loss of the die in normal working is reduced, the materials are prevented from being blocked at dead corners in the cavities, and the working efficiency is improved.

Description

Catalyst extrusion molding mould

Technical Field

The utility model relates to a forming die, in particular to a catalyst extrusion forming die.

Background

The extrusion die belongs to one kind of forming die, but its discharging mode is realized by extrusion, and is widely used in aluminum special-shaped structure and also used in plastic parts, and at the front end of the extruder, the die is a tool for forming articles, and the tool is composed of various parts, and different dies are composed of different parts, and the processing of the appearance of the articles is realized mainly by changing the physical state of the formed materials, and the die has different internal structures, so that the materials can be stagnated in the die, and the loss to the die is serious, therefore, the utility model aims to provide a catalyst extrusion forming die.

Disclosure of Invention

The utility model aims to solve the defects that materials in the prior art stagnate in a die and the die loss is fast by providing a catalyst extrusion molding die.

The technical scheme adopted by the utility model is as follows:

the utility model provides a catalyst extrusion molding mould, includes first flange, first flange inner wall fixed mounting has the filter screen, the filter screen opposite side is fixed to be provided with the flow distribution plate, still includes:

the flow distribution plate is fixedly arranged on the inner wall of the second flange, the module is fixedly arranged on the other side of the second flange, a feeding cavity is formed in the module, a plurality of discharging cavities are formed in one side of the feeding cavity in an extending mode, a plurality of discharging ports communicated with the discharging cavities are formed in the side wall of the second flange in a penetrating mode, the cross sections of the discharging cavities are gradually reduced along the flow direction of materials, and the discharging cavities are used for filling the feeding cavities with the materials entering the module and evenly extruding the materials into the discharging cavities.

As a preferred technical scheme of the utility model: the surface of the filter screen is provided with a plurality of filter holes in a penetrating way.

As a preferred technical scheme of the utility model: the flow distribution plate is made of alloy steel, and is provided with a plurality of round through holes, and the inner walls of the round through holes are smooth.

As a preferred technical scheme of the utility model: the first flange and the second flange are rectangular, and the first flange and the second flange are fixedly connected.

As a preferred technical scheme of the utility model: the cross section of the feeding cavity is circular, and the cross section of the feeding cavity is gradually reduced along the material flowing direction.

As a preferred technical scheme of the utility model: the discharging cavity consists of a plurality of conical cones with rounded tops.

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

in this catalyst extrusion molding mould, through with the cross section of feeding chamber to ejection of compact chamber by big to little design and inner chamber surface smooth processing, make the material be full of the feeding chamber fast and flow to a plurality of ejection of compact chamber, set up the circular cone that has the fillet simultaneously between a plurality of ejection of compact chamber goes out, make the resistance of material circulation reduce, reduced the loss of mould at normal during operation, prevented that the material card from stagnating in dead angle department in the cavity, improved work efficiency.

Drawings

FIG. 1 is a schematic view showing the overall structure of a catalyst extrusion molding die in a preferred embodiment of the present utility model;

FIG. 2 is a schematic diagram of a catalyst extrusion die in a schematic view in half-section in accordance with a preferred embodiment of the present utility model;

FIG. 3 is a schematic diagram showing a catalyst extrusion die in front view in half section according to a preferred embodiment of the present utility model;

the meaning of each label in the figure is:

1. a first flange;

2. a second flange;

3. a bolt;

4. a filter screen; 401. a diverter plate;

5. a module; 501. a feed chamber; 502. a discharge cavity; 503. and a discharge port.

Detailed Description

It should be noted that, under the condition of no conflict, the embodiments of the present embodiments and features in the embodiments may be combined with each other, and the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and obviously, the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an objective of the present embodiment is to provide a catalyst extrusion molding mold, which includes a first flange 1, a filter screen 4 fixedly installed on an inner wall of the first flange 1, and a splitter plate 401 fixedly installed on the other side of the filter screen 4, and further includes:

the second flange 2, flow distribution plate 401 fixed mounting is at second flange 2 inner wall, second flange 2 opposite side fixed mounting has module 5, has seted up feed cavity 501 in the module 5, and feed cavity 501 one side extension is provided with a plurality of ejection of compact chambeies 502, and second flange 2 lateral wall runs through and has seted up a plurality of discharge gates 503 with ejection of compact chambeies 502 intercommunication, and a plurality of ejection of compact chambeies 502 cross section reduces along the material flow direction gradually, and ejection of compact chambeies 502 are used for being full of feed cavity 501 and evenly squeeze into a plurality of ejection of compact chambeies 502 with the material that gets into in the module 5, by a plurality of discharge gates 503 extrusion.

The filter screen 4 surface runs through and has offered a plurality of filtration pores, the flow distribution plate 401 adopts alloy steel material, a plurality of circular through-holes and a plurality of circular through-hole inner wall are smooth have been seted up to the flow distribution plate 401, the impurity in the material can be filtered through the filtration pore that the surface set up to the filter screen 4, material extrusion's efficiency has been improved, stagnation appears in order to prevent when the material flows, flow distribution plate 401 surface carries out smooth processing, the loss of material to flow distribution plate 401 has been reduced, resistance when also having reduced the material flows simultaneously, flow distribution plate 401 can become rectilinear movement after the flow distribution plate 401 with the material of the promotion forward rotary motion of screw rod, reduce the wearing and tearing of material to module 5 intracavity, the life of module 5 and the production efficiency of mould have been improved.

The first flange 1 and the second flange 2 are rectangular, the first flange 1 is fixedly connected with the second flange 2, the corners of the cross sections of the first flange 1 and the second flange 2 are fixedly connected through a plurality of bolts 3, the first flange 1 and the second flange 2 are locked through a plurality of bolts 3, the filter screen 4 and the flow distribution plate 401 are clamped by the first flange 1 and the second flange 2, when the material flow of rotary motion passes through the filter screen 4 and the flow distribution plate 401, the filter screen 4 and the flow distribution plate 401 are more firmly installed, material overflow is prevented, and the production efficiency is improved.

The cross section of the feeding cavity 501 is circular, the cross section of the feeding cavity 501 is gradually reduced along the flow direction of the material, and when the feeding cavity 501 is designed from large to small so that the material enters the feeding cavity 501, the material can quickly fill the feeding cavity 501 and enter the discharging cavity 502 under the action of pressure.

The discharge cavity 502 comprises a plurality of conical cones with rounded tops, reduces the friction resistance of materials entering the discharge cavity 502, prevents the materials from stagnating at dead angles, and the cross section of the discharge cavity 502 is gradually reduced along the flow direction of the materials, so that the materials entering the discharge cavity 502 are rapidly filled in the discharge cavity 502 under the action of the same pressure, and are extruded and molded by the discharge hole 503.

When the utility model is specifically used, the material moving forward is pushed by the screw in the machine barrel to be filtered by the filter screen 4 firstly, impurities 4 in the material are filtered by the filter screen 4 through the filter holes arranged on the filter screen 4, then the material passes through the filter screen 4 to enter a gap between the filter screen 4 and the flow dividing plate 401, the flow dividing plate 401 converts the material into linear motion towards the direction of the module 5 through a plurality of through holes with smooth surfaces when the gap is gradually full, the material can enter the feeding cavity 501 of the module 5 fixedly arranged on the other side of the flow dividing plate 401 under the action of pressure, the cross section of the feeding cavity 501 is gradually reduced along the flow direction of the material, the material rapidly fills the feeding cavity 501 and enters a plurality of discharging cavities 502 extending from the feeding cavity 501 under the action of pressure, the cross section in the discharging cavity 502 is reduced along the flow direction of the material, the material rapidly fills the discharging cavity 502, and finally the material is extruded and molded by the discharging hole 503.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The catalyst extrusion molding die is characterized in that: including first flange (1), first flange (1) inner wall fixed mounting has filter screen (4), filter screen (4) opposite side is fixed to be provided with flow distribution plate (401), still includes:

the second flange (2), flow distribution plate (401) fixed mounting is at second flange (2) inner wall, second flange (2) opposite side fixed mounting has module (5), feed cavity (501) have been seted up in module (5), feed cavity (501) one side extension is provided with a plurality of ejection of compact chambeies (502), a plurality of discharge gates (503) with ejection of compact chambeies (502) intercommunication have been seted up in the penetration of second flange (2) lateral wall, a plurality of ejection of compact chambeies (502) cross section reduces along the material flow direction gradually, ejection of compact chambeies (502) are used for being full of feed cavity (501) and evenly squeeze into a plurality of ejection of compact chambeies (502) with the material that gets into in module (5).

2. The catalyst extrusion die of claim 1, wherein: the surface of the filter screen (4) is provided with a plurality of filter holes in a penetrating way.

3. The catalyst extrusion die of claim 1, wherein: the splitter plate (401) is made of alloy steel, and a plurality of round through holes are formed in the splitter plate (401) and the inner walls of the round through holes are smooth.

4. The catalyst extrusion die of claim 1, wherein: the first flange (1) and the second flange (2) are rectangular, and the first flange (1) is fixedly connected with the second flange (2).

5. The catalyst extrusion die of claim 1, wherein: the cross section of the feeding cavity (501) is circular, and the cross section of the feeding cavity (501) is gradually reduced along the material flow direction.

6. The catalyst extrusion die of claim 1, wherein: the discharging cavity (502) is composed of a plurality of conical cones with rounded tops.