CN220219620U

CN220219620U - Planetary screw machine barrel

Info

Publication number: CN220219620U
Application number: CN202321991630.0U
Authority: CN
Inventors: 王灵杰
Original assignee: Zhoushan Oushengda Plastic Machinery Co ltd
Current assignee: Zhoushan Oushengda Plastic Machinery Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2023-12-22
Anticipated expiration: 2033-07-26

Abstract

The utility model relates to the technical field of planetary screw machines, in particular to a planetary screw machine barrel which comprises a screw machine body, wherein a discharging mechanism capable of radiating and cooling materials is arranged at an outlet of the screw machine body; the blanking mechanism comprises an upper pipe, a cooling material pipe and a lower pipe, wherein the upper pipe is connected with an outlet of the screw machine body, and a detachable cooling material pipe is arranged between the upper pipe and the lower pipe. The blanking mechanism is provided with the cooling material pipe, and the cooling material pipe forms a circulating flow heat absorption effect through the cooling box, the S-shaped material conveying pipe, the water inlet structure and the water outlet pipe, so that the material extruded by the screw machine body can be rapidly cooled, the material can be rapidly solidified, the shape and the stability of the material can be maintained, and the trouble of secondary cooling is avoided.

Description

Planetary screw machine barrel

Technical Field

The utility model relates to the technical field of planetary screw machines, in particular to a planetary screw machine barrel.

Background

A planetary screw barrel is a device for plastic extrusion that primarily serves to heat and drive the solid material out by a screw.

By way of retrieval, chinese patent discloses a replaceable planetary screw extruder (grant publication number CN 217622099U) comprising: the device comprises a feeding cylinder body, an extrusion cylinder body, a first screw rod, a second screw rod, a driving piece and a planetary screw rod; the feeding cylinder body is communicated with the inside of the extrusion cylinder body; a first screw rod is arranged in the feeding cylinder body along a first axis direction, and the first axis direction is the axis direction of the feeding cylinder body; a second screw rod is arranged in the extrusion cylinder body along the first axis direction and is connected with the first screw rod; one end of the feeding cylinder body, which is far away from the extrusion cylinder body, is provided with a driving piece, the driving piece is connected with the outer side wall of the feeding cylinder body, the driving piece is provided with a driving rod, the driving rod is connected with a first screw rod, and planetary screw rods are arranged around a second screw rod; the two ends of the planetary screw are respectively provided with a clamping assembly, and the two ends of the extrusion cylinder body along the first axis are respectively provided with clamping grooves matched and clamped with the clamping assemblies; when the planetary screw is replaced, the clamping assemblies at the two ends of the planetary screw are clamped into the clamping grooves.

The above patent does not relate to the problem of screw extruder ejection of compact, and after the material is extruded, generally need cool off, and current screw extruder is after the material is extruded generally, shifts it to special cooling device cooling, and is comparatively inconvenient. Accordingly, one skilled in the art would provide a planetary screw barrel to address the problems set forth in the background above.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a planetary screw machine barrel, which comprises a screw machine body, wherein a discharging mechanism capable of radiating and cooling materials is arranged at an outlet of the screw machine body;

the blanking mechanism comprises an upper pipe, a cooling material pipe and a lower pipe, wherein the upper pipe is connected with an outlet of the screw machine body, and a detachable cooling material pipe is arranged between the upper pipe and the lower pipe.

Preferably: the cooling material pipe includes the cooler bin, and the conveying pipeline is installed to the intermediate position in the cooler bin, and the conveying pipeline is "S" type structure, pours into cooling water etc. into in the cooler bin, absorbs heat to the material, and the cooling, simultaneously, the conveying pipeline of S type can increase the retention time of material, increases the heat absorption effect.

Preferably: the conveying pipe is made of copper, the heat absorption effect of the copper is good, and heat dissipation is accelerated.

Preferably: the upper end and the lower end of the conveying pipe extend out of the side wall of the cooling box and are connected with the upper pipe and the lower pipe, the upper end and the lower end of the conveying pipe are respectively provided with a flange II, the upper pipe and the lower pipe are correspondingly provided with a flange I, the upper pipe and the lower pipe are fixedly installed through bolts, the upper pipe, the lower pipe and the cooling pipe can be detached through the flange I and the flange II, and therefore overhaul is convenient.

Preferably: and a water outlet pipe is arranged at one side of the upper end of the cooling box, a water inlet structure is arranged at the other side of the upper end of the cooling box, and the water outlet pipe and the water inlet structure form cooling water circulation, so that the heat dissipation effect is ensured.

Preferably: one end of the water outlet pipe positioned in the cooling box is arranged at the inner top of the cooling box, the outlet of the water inlet structure is arranged at the bottom of the cooling box, cold water coming out of the water inlet structure gradually rises to absorb heat, and the cold water is sucked and discharged by the water outlet pipe after reaching the top.

Preferably: the water inlet structure comprises a water storage pipe which is arranged at the inner bottom of the cooling box and is of an annular structure, the water storage pipe is sleeved outside the conveying pipe, and the water storage pipe surrounds the conveying pipe, so that the cooling water is distributed more uniformly, and the heat absorption effect is better.

Preferably: the bottom of the water storage pipe is provided with a plurality of spray pipes, the upper end of the water storage pipe is provided with a water inlet pipe, the top of the water inlet pipe extends out of the cooling box and is connected with a cooling water source, and the water inlet pipe is connected with an external cooling water source, so that the smooth cooling and heat absorption are ensured.

The utility model has the technical effects and advantages that:

the blanking mechanism is provided with the cooling material pipe, and the cooling material pipe forms a circulating flow heat absorption effect through the cooling box, the S-shaped material conveying pipe, the water inlet structure and the water outlet pipe, so that the material extruded by the screw machine body can be rapidly cooled, the material can be rapidly solidified, the shape and the stability of the material can be maintained, and the trouble of secondary cooling is avoided.

Drawings

FIG. 1 is a schematic view of a planetary screw barrel according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram II of a planetary screw barrel according to an embodiment of the present application;

FIG. 3 is a front view of a planetary screw barrel provided in an embodiment of the present application;

FIG. 4 is a schematic view of the structure of a cooling box in a planetary screw barrel provided in an embodiment of the present application;

FIG. 5 is a schematic view of a structure of a feed pipe in a planetary screw barrel according to an embodiment of the present application;

fig. 6 is a schematic structural view of a water inlet structure in a planetary screw barrel according to an embodiment of the present application.

In the figure:

1. a screw machine body; 2. a blanking mechanism; 21. an upper pipe; 22. a cooling pipe; 23. a lower pipe; 24. a first flange; 221. a cooling box; 222. a material conveying pipe; 223. a water outlet pipe; 224. a water inlet structure; 225. a second flange; 2241. a water storage pipe; 2242. a spray pipe; 2243. a water inlet pipe.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Examples

Referring to fig. 1 to 6, in this embodiment, a planetary screw barrel is provided, which includes a screw machine body 1, where the screw machine body 1 is in the prior art, and a specific structure and a working principle of the planetary screw are not described herein;

the discharging mechanism 2 capable of radiating and cooling the materials is arranged at the outlet of the screw machine body 1, after the materials are extruded through the screw machine body 1, the materials are usually required to be cooled, the cooling purpose is to enable the extruded materials to be rapidly solidified and cooled, so that the shapes and the stability of the extruded materials are kept, and the rapid shaping of the extruded materials is facilitated, however, in the existing equipment, the heat dissipation of the materials is not realized at the outlet of the screw machine body 1, and therefore, the discharging mechanism 2 capable of rapidly radiating and cooling the materials is arranged;

specifically, the blanking mechanism 2 comprises an upper pipe 21, a cooling pipe 22 and a lower pipe 23, the upper pipe 21 is connected with an outlet of the screw machine body 1, a detachable cooling pipe 22 is arranged between the upper pipe 21 and the lower pipe 23, and materials extruded from the screw machine body 1 firstly pass through the upper pipe 21, then enter the cooling pipe 22 to be subjected to air heat absorption and cooling, and finally are discharged from the lower pipe 23;

the cooling pipe 22 comprises a cooling box 221, cooling water or other cooling liquid with better heat absorption is injected into the cooling box 221, a conveying pipe 222 is arranged in the middle position in the cooling box 221, the conveying pipe 222 is of an S-shaped structure, the stay time of boring in the conveying pipe 222 can be prolonged, so that the cooling time is provided for the cooling pipe, the conveying pipe 222 is made of a material with good heat absorption, for example, copper, the cooling pipe can absorb heat well, and heat is led into the cooling liquid in the cooling box 221 to be absorbed by the cooling liquid;

the upper end and the lower end of the material conveying pipe 222 extend out of the side wall of the cooling box 221 and are connected with the upper pipe 21 and the lower pipe 23, the upper end and the lower end of the material conveying pipe 222 are respectively provided with a second flange 225, the upper pipe 21 and the lower pipe 23 are correspondingly provided with a first flange 24, and the upper pipe 21, the lower pipe 23 and the cooling pipe 22 are fixed through bolts, so that the upper pipe 21, the lower pipe 23 and the cooling pipe 22 are detached, and the cooling pipe 22 is convenient to overhaul and clean;

a water outlet pipe 223 is arranged at one side of the upper end of the cooling box 221, a water inlet structure 224 is arranged at the other side, one end of the water outlet pipe 223 positioned in the cooling box 221 is arranged at the top of the cooling box 221, and conversely, the outlet of the water inlet structure 224 is arranged at the bottom of the cooling box 221, and as the density of cold water is high and the density of hot water is small, the water rises after the heat of the cooling water is absorbed, and the water outlet pipe 223 is externally connected with a pump and other devices, so that the cooling water after the heat absorption can be sucked out, and the cooling water is added into the water inlet structure 224 and gradually flows upwards from the bottom, so that the heat is absorbed;

the water inlet structure 224 is externally connected with a cooling water source and comprises a water storage pipe 2241 which is positioned at the inner bottom of the cooling box 221 and is in a ring-shaped structure, and is sleeved outside the conveying pipe 222, so that cooling water can be distributed around the conveying pipe 222, and heat absorption of the cooling water is more uniform;

the bottom of the water storage pipe 2241 is provided with a plurality of nozzles 2242 for spraying cooling water, the upper end of the water storage pipe 2241 is provided with a water inlet pipe 2243, the top of the water inlet pipe 2243 extends out of the cooling box 221 and is connected with a cooling water source, and when the water storage pipe 2241 works, hot water is sucked out of the water outlet pipe 223 while cooling water is added through the water inlet structure 224, so that good heat dissipation performance is ensured.

The blanking mechanism 2 is provided with the cooling material pipe 22, and the cooling material pipe forms a circulating flow heat absorption effect through the cooling box 221, the S-shaped material conveying pipe 222, the water inlet structure 224 and the water outlet pipe 223, so that the material extruded by the screw machine body 1 can be rapidly cooled, the material can be rapidly solidified, the shape and the stability of the material can be maintained, and the trouble of secondary cooling is avoided.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims

1. The planetary screw machine barrel comprises a screw machine body (1) and is characterized in that a discharging mechanism (2) capable of radiating and cooling materials is arranged at the outlet of the screw machine body (1);

the blanking mechanism (2) comprises an upper pipe (21), a cooling material pipe (22) and a lower pipe (23), wherein the upper pipe (21) is connected with an outlet of the screw machine body (1), and the detachable cooling material pipe (22) is arranged between the upper pipe (21) and the lower pipe (23).

2. A planetary screw machine barrel according to claim 1, characterized in that the cooling pipe (22) comprises a cooling box (221), a conveying pipe (222) is arranged in the middle position in the cooling box (221), and the conveying pipe (222) is of an S-shaped structure.

3. A planetary screw barrel according to claim 2, wherein the feed conveyor (222) is copper.

4. The planetary screw machine barrel according to claim 2, wherein the upper end and the lower end of the material conveying pipe (222) extend out of the side wall of the cooling box (221) and are connected with the upper pipe (21) and the lower pipe (23), the upper end and the lower end of the material conveying pipe (222) are respectively provided with a flange II (225), and the upper pipe (21) and the lower pipe (23) are correspondingly provided with a flange I (24) which are fixed through bolt installation.

5. The planetary screw machine barrel according to claim 4, wherein a water outlet pipe (223) is installed at one side of the upper end of the cooling tank (221), and a water inlet structure (224) is arranged at the other side.

6. A planetary screw machine barrel according to claim 5, characterized in that the end of the water outlet pipe (223) located in the cooling tank (221) is arranged at the top in the cooling tank (221), and the outlet of the water inlet structure (224) is arranged at the bottom in the cooling tank (221).

7. A planetary screw machine barrel according to claim 6, wherein the water inlet structure (224) comprises a water storage pipe (2241) which is arranged at the inner bottom of the cooling tank (221) and is provided with an annular structure, and is sleeved outside the conveying pipe (222).

8. The planetary screw machine barrel according to claim 7, wherein a plurality of spray pipes (2242) are arranged at the bottom of the water storage pipe (2241), a water inlet pipe (2243) is arranged at the upper end of the water storage pipe (2241), and the top of the water inlet pipe (2243) extends out of the cooling tank (221) and is connected with a cooling water source.