CN219153673U

CN219153673U - Colloidal particle discharging and granulating die head with vacuum chamber

Info

Publication number: CN219153673U
Application number: CN202223260830.7U
Authority: CN
Inventors: 周蔡素云
Original assignee: Fanyu Trading Co ltd
Current assignee: Fanyu Trading Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-09
Anticipated expiration: 2032-12-06

Abstract

The utility model provides a micelle ejection of compact grain die head with vacuum chamber, it includes a die head and a die holder, this die head is equipped with a vacuum chamber, a disk seat and a plurality of runner, every runner has a pan feeding mouth and a discharge gate respectively, this die holder sets firmly the disk seat of this die head, this die holder has a plurality of discharge holes in order to be linked together with a plurality of these discharge gates respectively, thereby, this vacuum chamber blocks the heat transfer of thermoplastic material through the inside of this die head, and can maintain thermoplastic material's temperature, avoid thermoplastic material to cool off in advance and solidify in advance before this discharge gate is pressed out, thereby make the micelle finished product after the cutting have the uniformity of size and shape.

Description

Colloidal particle discharging and granulating die head with vacuum chamber

Technical Field

The utility model relates to a die head structure, in particular to a die head with a vacuum cavity for discharging and granulating colloidal particles.

Background

The known granulator is provided with a plurality of storage tanks, the storage tanks are connected with a quantitative mixer, the quantitative mixer is connected with a die head structure, the die head structure is provided with a plurality of runners for being connected with a cooling device and a cutting device, thereby respectively storing a plurality of raw materials in the storage tanks, simultaneously conveying the raw materials into the quantitative mixer to be mixed into a liquid thermoplastic material, extruding the thermoplastic material through the runners through the die head structure to the cooling device for granulating in water to obtain a finished product of colloidal particles, packaging the colloidal particles, and then conveying the packaged colloidal particles to the downstream to prepare various products.

However, in the die structure of the known pelletizer, the thermoplastic material and the die structure conduct heat to each other during extrusion of the thermoplastic material through the plurality of runners, so that the temperature of the thermoplastic material is reduced, the thermoplastic material is cooled and solidified in advance, the plurality of runners are easy to be blocked, and the size and shape of the finished product of the colloidal particles are not uniform.

Disclosure of Invention

The utility model aims to provide a colloidal particle discharging and granulating die head with a vacuum chamber, which can reduce the conditions of early cooling and flow channel blockage of thermoplastic materials, and the finished colloidal particle product after cutting has the consistency of size and shape.

In order to achieve the above purpose, the present utility model provides a die head for discharging and dicing colloidal particles with a vacuum chamber, comprising: the die head is provided with a vacuum chamber and a fixed groove communicated with the vacuum chamber, the fixed groove is fixedly provided with a valve seat, the valve seat is concavely provided with a valve groove, the valve groove is provided with a valve hole in a penetrating mode, the valve groove is provided with a valve, the die head is provided with a plurality of flow channels at intervals around the peripheral wall of the vacuum chamber, and each flow channel is provided with a feed inlet and a discharge outlet respectively; the die holder is fixedly arranged on the valve seat of the die head and is provided with a plurality of discharge holes, and each discharge hole is respectively communicated with the corresponding discharge hole.

Preferably, a pad is arranged between the valve slot and the valve, the valve is provided with a bump, and the bump penetrates through the pad and the valve hole.

Preferably, the pad body is annular.

Preferably, the vacuum chamber is a combination of cylindrical and conical holes.

According to the die head for discharging and granulating the colloidal particles with the vacuum chamber, the heat of the thermoplastic material is prevented from being transmitted through the inside of the die head through the vacuum chamber, so that the temperature of the thermoplastic material can be maintained, the thermoplastic material is prevented from being cooled and solidified in advance before being extruded out of the discharge port, and the finished colloidal particles after being cut have the consistency of size and shape.

Drawings

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

Fig. 2 is a cross-sectional view of a preferred embodiment of the present utility model.

FIG. 3 is a cross-sectional view taken along line 3-3 of FIG. 2 in accordance with the present utility model.

Fig. 4 is a bottom view of the preferred embodiment of the present utility model.

FIG. 5 is a schematic diagram of the use of the preferred embodiment of the present utility model.

Fig. 6 is a cross-sectional view taken along line 6-6 of fig. 5 in accordance with the present utility model.

Symbol description in the drawings:

100. a granulator; 10. a die head; 11. a first side; 12. a second side; 13. a vacuum chamber; 14. a fixing groove; 15. a valve seat; 151. a valve spool; 152. a valve hole; 153. a cushion body; 154. a valve; 155. a bump; 16. an outer peripheral wall; 17. a flow passage; 171. a feed inlet; 172. a discharge port; 20. a die holder; 21. a die; 22. the front end contacts the contact part; 23. the rear end is contacted with the contact part; 24. a discharge hole; 25. an intermediate layer; 30. a cutting device; 31. a blade; 40. and a cooling device.

Detailed Description

Referring to fig. 1 and 2, which are perspective and cross-sectional views of a preferred embodiment of the present utility model, a die for discharging and dicing a billet having a vacuum chamber is disclosed, comprising:

referring to fig. 3, a die 10 is disclosed, which has a first side 11 and a second side 12, the die 10 is concave on the first side 11 and provided with a vacuum chamber 13 and a fixed slot 14 communicated with the vacuum chamber 13, the vacuum chamber 13 is in a combined shape of a cylindrical hole and a conical hole, the fixed slot 14 is fixedly provided with a valve seat 15, one side of the valve seat 15 is concave with a valve slot 151, the bottom center of the bottom of the valve slot 151 is provided with a valve hole 152, the bottom of the valve slot 151 is sequentially provided with a pad 153 and a valve 154, the pad 153 is an annular rubber pad, a buffer and airtight effect is provided, a bump 155 is arranged on the bottom surface of the valve 154 and penetrates out of the pad 153 and the valve hole 152, in the embodiment of the utility model, the valve seat 15 is fixed on the fixed slot 14 in a welding manner, and the valve hole 152 can draw out gas of the vacuum chamber 13, so that the pressure in the vacuum chamber 13 is smaller than the air pressure of the outside, after the vacuum chamber is moved out of a vacuum machine, the pressure of the vacuum chamber 13 can automatically adsorb the valve seat 15, the thermal insulation material is maintained, the thermal insulation material is reduced, the thermal insulation material is carried out of the die 17 is provided on the first side 17, which is provided with a material inlet port 17, a material outlet port 17 is provided on the second side 17, and a material inlet port 17, a material inlet port 17 is provided on the side 17, and a material outlet 17 is provided on the side 17, as shown in the die 10, and the figure is provided.

Referring to fig. 4, a die holder 20 is shown, which is welded and fixed on a valve seat 15 of the die 10, the die holder 20 includes a plurality of dies 21 and an intermediate layer 25 covering the plurality of dies 21, the plurality of dies 21 are made of a first material, the plurality of dies 21 each have a front end contact portion 22, a rear end contact portion 23 and a plurality of discharge holes 24, the front end contact portion 22 is disposed on an upper side of one end of the dies 21, the rear end contact portion 23 is disposed on a lower side of the other end of the dies 21, in the embodiment of the utility model, a bottom surface of the die holder 20 is circular and has a center point, a distance between the front end contact portion 22 and the center point is greater than a distance between the rear end contact portion 23 and the center point, the front end contact portion 22 and the rear end contact portion 23 are disposed opposite to each other, the front end contact portion 22 of the plurality of dies 21 is disposed adjacent to the rear end contact portion 23 of the adjacent dies 21, the front end contact portion 22 and the rear end contact portion 23 of the plurality of dies 21 are disposed adjacent to each other, the plurality of dies 21 are formed into a curve line shape with the curve portion 21 and the curve portion 24 is formed between the two end contact portions 21 and the two end contact holes 24 are respectively formed by a curve portion 1-two end contact holes 24, and the curve portion 24 is formed between the two end contact holes are arranged between the two end surfaces of the two material and are formed by the curve portions of the material, in the curve portion 21 and the curve portion is formed between the two curve portion 21 is formed between the material and the material is a curve between the material is formed. In the embodiment of the present utility model, the first material is made of a hard and wear-resistant tungsten steel sheet or ceramic, the second material is made of soft copper, and the first material is welded and fixed on the valve seat 15 by using the second material.

For a further understanding of the nature of the utility model, the manner of operation, and the expected to be achieved, the manner of use of the utility model will now be described, it being believed that the utility model will be better and more particularly understood from the following:

referring to fig. 5, a granulator 100 is shown, wherein the granulator 100 comprises the die head 10, a cutting device 30, a cooling device 40, a separating device and a drying device, wherein the cutting device 30 is provided with a plurality of rectangular blades 31, one end of the cutting device 30 is connected with the die head 10, the other end of the cutting device 30 is connected with the cooling device 40, and the cooling device 40 is an elongated tube. When the water granulation is to be performed, a user connects a high-temperature thermoplastic material with the feed inlet 171 of the die head 10 through a pipeline, so that the thermoplastic material can be conveyed to the dies 21 through the feed inlet 171, the runner 17 and the discharge outlet 172, and extruded out of the discharge holes 24 of the dies 21, at this time, the high-temperature thermoplastic material can be cooled and molded through the cooling device 40, then, as shown in fig. 6, the blades 31 of the cutting device 30 can be abutted against the dies 21, when the cutting device 30 rotates, the cooled and molded thermoplastic material can be cut into particles with a granular structure by the blades 31, so that the purpose of forming the particles can be achieved, then the particles are conveyed to the separating device for filtering, finally, the particles are dried through the drying device, and the particles can be packaged and conveyed to the downstream to be manufactured into various products.

It should be noted that, by surrounding the vacuum chamber 13 with the plurality of runners 17, the heat of the thermoplastic material is prevented from being transferred to the die holder 20 and the cooling device 40 through the die head 10, the temperature of the thermoplastic material passing through the runners 17 is maintained, and the thermoplastic material is prevented from being cooled and solidified in advance on the premise of being extruded out of the discharge port 172, thereby the cut colloidal particle finished product has consistency of size and shape.

It should be noted that the die 21 is made of a first material, the front end contact portion 22 of the die 21 is disposed adjacent to the rear end contact portion 23 of the adjacent die 21, and an intermediate layer 25 is disposed between the die 21 and the adjacent die 21, and is made of a second material, wherein the first material has a hardness greater than that of the second material, so that when the cutting device 30 abuts against the die 21, the blade 31 of the cutting device 30 can simultaneously abut against the front end contact portion 22 of one of the dies 21 and the rear end contact portion 23 of the adjacent die 21, and each blade 31 can continuously abut against at least one die 21 without generating faults during the cutting process, thereby not only reducing the abrasion of the die 21 and the blade 31 of the cutting device 30, but also reducing the generation of redundant waste after the cutting is completed.

Claims

1. The utility model provides a micelle ejection of compact pelleter head with vacuum chamber which characterized in that includes:

the die head is provided with a vacuum chamber and a fixed groove communicated with the vacuum chamber, the fixed groove is fixedly provided with a valve seat, the valve seat is concavely provided with a valve groove, the valve groove is provided with a valve hole in a penetrating mode, the valve groove is provided with a valve, the die head is provided with a plurality of flow channels at intervals around the peripheral wall of the vacuum chamber, and each flow channel is provided with a feed inlet and a discharge outlet respectively;

the die holder is fixedly arranged on the valve seat of the die head and is provided with a plurality of discharge holes, and each discharge hole is respectively communicated with the corresponding discharge hole.

2. The die head of claim 1, wherein a gasket is disposed between the valve housing and the valve, the valve having a projection extending through the gasket and the valve opening.

3. A die for discharging and dicing a billet having a vacuum chamber as claimed in claim 2, wherein the pad is ring-shaped.

4. The die of claim 1, wherein the vacuum chamber is a combination of cylindrical and conical holes.