CN212193772U - Cable material prilling granulator - Google Patents

Abstract

The utility model relates to a cable material granulating device, which is provided with a granulator and an extrusion mixer arranged at the upstream of the granulator, wherein the extrusion end of the extrusion mixer is connected with a feeding port of the granulator, and a wind gap is reserved at the joint; the extrusion end of the granulator is connected with an air-cooled die surface hot cutting machine head; a feed inlet of the granulator is provided with a hopper, and an extrusion end of the extrusion mixer is overlapped on the hopper in an exposed mode; the air port is a gap which is formed by overlapping and emptying, natural air flows, and extruded materials of the extrusion mixer are cooled by air. The utility model discloses increase the extrusion mixing machine in the upper reaches of granulator, realize that the material melts in the extrusion mixing machine and mixes and the cross-linking, form the agglomerate, then extrude the granulation in the granulator after the suitable cooling in wind gap reentrant, realize the material segmentation melting, increase the physical mechanical properties and the plastify nature of material, and then improve the quality of goods, make the cable surface's of preparation smoothness and compactness improve relatively, be fit for the cable material granulation and use.

Description

Cable material prilling granulator

Technical Field

The utility model belongs to the technical field of cable manufacture equipment technique and specifically relates to a cable material granulation equipment technical field is related to.

Background

Conventionally, injection molding is to make raw materials into plastic products, and in order to obtain higher product quality, the injection molding materials are usually granulated. The PVC cable material is particles prepared by taking polyvinyl chloride as basic resin, adding a stabilizer, a plasticizer, an inorganic filler, an auxiliary agent, a lubricant and the like, and mixing, kneading and extruding. During granulation of the PVC cable material, the molten material is extruded by an extruder and then immediately cooled for solidification. At present, the cooling tank is directly immersed into the granulating production line for cooling, the high-temperature strip-shaped materials are immersed into the cooling tank suddenly, and the strip-shaped materials are broken easily in the cooling solid shape by the cooling mode with huge temperature drop, so that the production line can not work continuously, the production efficiency is reduced, and the production cost is increased. And then, a mode of die surface air cooling granulation is adopted, and the process technology is mainly used for granulating materials which are easy to absorb water or difficult to dehydrate and dry and have bad influence on the product quality due to moisture. No matter which kind of mode is cut grain, in whole granulation production line, the melting material moves to extruding the end and cools off the solid shape in the confined environment continuously, and the time of melting between the material is not enough, mixes inhomogeneously, has still influenced the material plastify and the quality of goods, especially influences the smoothness and the compactness of cable surface.

Disclosure of Invention

An object of the utility model is to provide a cable material prilling granulator can realize that the more intensive mixing of melting material and crosslinking promote the quality of plastify performance and goods.

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

a cable material granulating device is provided with a granulator and an extrusion mixer arranged at the upstream of the granulator, wherein the extrusion end of the extrusion mixer is connected with a feeding port of the granulator, and a tuyere is reserved at the joint; the extrusion end of the granulator is connected with a hot cutting machine head of the air cooling die surface.

The scheme is further that a first hopper is arranged at a feeding port of the granulator, and an extrusion end of the extrusion mixer is overlapped on the first hopper in an exposed mode; the air port is a gap which is formed by overlapping and emptying, natural air flows, and extruded materials of the extrusion mixer are cooled by air.

The scheme is further that the granulator is a double-screw granulator or a single-screw granulator.

The scheme is further that the air-cooled die surface hot cutting machine head is connected with the material particle screening device through an air duct.

Above-mentioned scheme is further, material granule sieving mechanism is including second hopper, air-cooled shale shaker, and the second hopper is arranged perpendicularly, and the air-cooled shale shaker has the sieve layer that from top to bottom multistage progressively, and the second hopper is connected to the sieve layer of the superiors of air-cooled shale shaker, and every grade of sieve layer all blows off the cooling air.

The utility model adds an extrusion mixer at the upper reaches of the granulator, the extrusion end of the extrusion mixer is connected with the feeding port of the granulator, and the air port is reserved at the connection part, thereby realizing the melting mixing and cross-linking of materials in the extrusion mixer, forming agglomerates, then the materials are properly cooled and cooled by the air port and then enter the granulator for extrusion granulation, realizing the segmented melting of the materials, increasing the physical mechanical property and the plasticizing property of the materials, the extrusion mixer is properly filtered, reducing the mixing of refractory impurities, thus the melted materials entering the granulator can be more fully mixed and cross-linked, improving the plasticizing property, further improving the quality of products, relatively improving the smoothness and the compactness of the surface of the manufactured cable, simultaneously relatively reducing the working temperature of the granulator, saving the cost, and improving the feasibility and the effectiveness of the extrusion end of the granulator for connecting with the hot cutting machine head of the air cooling mould surface for granulating work, the problem of the strip material fracture takes place in the cooling solid shape very easily because of the cooling method who solves the temperature huge drop is solved, and production continuity and quality are better, and simple structure, reasonable, long service life is fit for the cable material granulation and uses.

Description of the drawings:

FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

figure 2 is the utility model discloses a material granule sieving mechanism is connected to forced air cooling die face hot cutting aircraft nose structure sketch map.

The specific implementation mode is as follows:

the conception, the specific structure and the technical effects of the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 and 2, the present invention is a schematic diagram of a preferred embodiment, the present invention relates to a cable material granulating apparatus, which has a granulator 1 and an extrusion mixer 2 disposed at the upstream of the granulator 1, wherein the extrusion mixer 2 and the granulator 1 are arranged in a cross-shaped manner, and the raw material is mixed by the extrusion mixer 2 to enter the process. The extrusion end of the extrusion mixer 2 is connected with the feeding port of the granulator 1, and the air port 3 is reserved at the joint and realizes air supply and cooling through the air port 3. Further, a first hopper 11 is arranged at a feeding port of the granulator 1, and an extrusion end of the extrusion mixer 2 is overlapped on the first hopper 11 in an exposed mode; the air port 3 is a gap which is formed by overlapping and emptying, natural air flows, and extruded materials of the extrusion mixer 2 are cooled by air cooling. The extrusion end of the granulator 1 is connected with an air cooling die surface hot cutting machine head 4, so that quick granulation is realized, and granulation is continuous and effective.

The utility model discloses increase extrusion mixing machine 2 in the upper reaches of granulator 1, this extrusion mixing machine 2 extrude the pan feeding mouth that the end connects the granulator, and the junction leaves wind gap 3, from this realize the material and mix and the cross-linking in extrusion mixing machine 2, melt rearrangement molecular structure, form the agglomerate, then extrude the granulation in getting into granulator 1 again after 3 suitable cooling in wind gap, realize the material segmentation melting, increase the physical and mechanical properties and the plastify nature of material, extrusion mixing machine 2 gives suitable filtration, it sneaks into to reduce refractory impurity, the melting material that gets into in the granulator from this can more intensive mixing and cross-linking, the melten gel density is unanimous, promote the plastify performance, and then improve the quality of goods, and improve the cable surface's of preparation smoothness and compactness. Meanwhile, the working temperature of the granulator can be relatively reduced, the cost is saved, the feasibility and the effectiveness of the granulator that the extrusion end is connected with the air cooling die surface hot cutting machine head for granulating are improved, the problem that strip-shaped materials are broken in cooling and solid forming easily due to the cooling mode with greatly reduced temperature is solved, the production continuity and the quality are better, the structure is simple and reasonable, the service life is long, the granulator is suitable for granulating various cable materials, the granulation quality is promoted, and the subsequent extrusion molding is facilitated.

As shown in fig. 1 and 2, the pelletizer 1 of this embodiment may be a twin-screw pelletizer or a single-screw pelletizer, and is selected according to the characteristics of the materials. The air cooling die surface hot cutting machine head 4 is connected with the material particle screening device 5 through an air duct, and the material particle screening device 5 effectively sorts particles and agglomerates so as to obtain particle materials required by cable production. Further, this embodiment, material granule sieving mechanism 5 is including second hopper 51, air-cooled shale shaker 52, and second hopper 51 is arranged perpendicularly, realizes that the grain of cutting that obtains through air-cooled die face hot cutting aircraft nose 4 from top to bottom falls to obtain natural air-cooled. In this embodiment, the air duct connected to the second hopper 51 may be arranged in a tangential direction, and the air sent by the corresponding fan drives the particles to enter the second hopper 51 through the air duct and fall gradually in a spiral manner, so as to increase the cooling time, and the particles are scattered by air cooling, thereby reducing agglomeration, improving the productivity, and obtaining particles with better physical properties, which all provide a solid foundation for the subsequent cable production quality. In this embodiment, the air-cooled vibrating screen 52 has a screen layer 521 which is stepped from top to bottom, the screen layer on the uppermost layer of the air-cooled vibrating screen 52 is connected to the second hopper 51, and each screen layer blows out cooling air.

Although the preferred embodiments of the present invention have been described in connection with the accompanying drawings, the present invention should not be limited to the exact construction and operation as described and illustrated, and many equivalent modifications and variations of the above-described embodiments may be made by logical analysis, reasoning or limited experimentation by those skilled in the art without departing from the spirit and scope of the present invention, which should fall within the scope of the claims.

Claims (5)

1. The utility model provides a cable material prilling granulator which characterized in that: the granulator is provided with a granulator (1) and an extrusion mixer (2) arranged at the upstream of the granulator (1), wherein the extrusion end of the extrusion mixer (2) is connected with a feeding port of the granulator (1), and a tuyere (3) is reserved at the connection position; the extrusion end of the granulator (1) is connected with an air-cooled die face hot cutting machine head (4).

2. The cable material granulating device according to claim 1, wherein: a first hopper (11) is arranged at a feeding port of the granulator (1), and an extruding end of the extruding mixer (2) is overlapped on the first hopper (11) in an exposed mode; the air port (3) is a gap which is overlapped and emptied, and is used for natural air flow and air cooling of the extruded material of the extrusion mixer (2).

3. A cable material pelletizing device according to claim 1 or 2, characterized in that: the granulator (1) is a double-screw granulator or a single-screw granulator.

4. The cable material granulating device according to claim 1, wherein: the air cooling die surface hot cutting machine head (4) is connected with the material particle screening device (5) through an air duct.

5. The cable material granulating device according to claim 4, wherein: the material particle screening device (5) comprises a second hopper (51) and an air-cooled vibrating screen (52), wherein the second hopper (51) is vertically arranged, the air-cooled vibrating screen (52) is provided with a screen layer (521) which is advanced from top to bottom in a multi-stage mode, the screen layer on the uppermost layer of the air-cooled vibrating screen (52) is connected with the second hopper (51), and cooling air is blown out from each stage of screen layer.

Images