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Precise polyvinyl chloride (PVC) high-calcium fill metering and feeding device of conical twin-screw extruder

A conical twin-screw and polyvinyl chloride technology is applied in the field of metering and feeding equipment, which can solve the problems affecting the extrusion performance and output of the conical twin-screw extruder, affecting the quality of products, and inaccurate metering and feeding. To achieve the effect of simple and beautiful structure, easy cutting and good self-cleaning performance

Active Publication Date: 2013-10-23
SHANGHAI JINHU EXTRUSION EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, when the metering feeding devices of many conical twin-screw extruders are used for the metering and feeding of polyvinyl chloride high-calcium materials, the metering and feeding will be inaccurate and cannot be fed, and many feeding devices have material blocking and leakage And other issues
These problems will not only affect the extrusion performance and output of the conical twin-screw extruder, but also a waste of resources for existing raw materials, and directly affect the product quality of the product

Method used

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  • Precise polyvinyl chloride (PVC) high-calcium fill metering and feeding device of conical twin-screw extruder
  • Precise polyvinyl chloride (PVC) high-calcium fill metering and feeding device of conical twin-screw extruder

Examples

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Effect test

Embodiment

[0025] A conical twin-screw extruder polyvinyl chloride high calcium filled precision metering feeding equipment, the structure is as follows figure 1 shown, including:

[0026] Material storage device: composed of feeding hopper 2 and hopper cover 1 arranged on the upper part of feeding hopper 2;

[0027] Mixing device: including feeding barrel 3 and feeding screw 10, feeding barrel 3 is set at the lower part of feeding hopper 2, and feeding screw 10 is set in feeding barrel 3;

[0028] Drive transmission device: including drive motor 7, motor connecting plate 5, motor connecting body 4, first bearing seat 15, deep groove ball bearing 6, bearing retaining ring 8, felt ring 9 and bearing cover 16, one part of motor connecting plate 5 One side is connected with the drive motor 7, the other side of the motor connection plate 5 is connected with one side of the motor connection body 4 and the feeding screw 10, the other side of the motor connection body 4 is connected with the f...

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Abstract

The invention relates to a precise polyvinyl chloride (PVC) high-calcium fill metering and feeding device of a conical twin-screw extruder. The device comprises a storage device, a feeding device and a stirring device, wherein the storage device consists of a feeding hopper and a hopper cover arranged at the upper part of the feeding hopper; the feeding device comprises a feeding barrel, a driving motor, a motor connecting plate, a motor connecting body, a feeding screw rod, a first bearing seat, a deep groove ball bearing, a bearing check ring, a felt ring and a bearing cover; the stirring device comprises a stirring body, a stirring shaft, a second bearing seat, a shaft sleeve, a sprocket chain and a sprocket cover. Compared with the prior art, the precise PVC high-calcium fill metering and feeding device has the advantages of easiness in blanking, accuracy in feeding, simple and attractive structure, high conveying capacity, no fluctuation, good self-cleaning performance, high metering precision, wide application scope, etc.

Description

technical field [0001] The invention relates to a metering and feeding device, in particular to a conical twin-screw extruder polyvinyl chloride high calcium filled precision metering and feeding device. Background technique [0002] At present, when many metering feeding devices of conical twin-screw extruders are used for metering and feeding PVC high-calcium materials, the metering and feeding will be inaccurate and cannot be fed, and many feeding devices have material blocking and leakage And other issues. These problems will not only affect the extrusion performance and output of the conical twin-screw extruder, but also be a waste of resources for existing raw materials, and directly affect the product quality of the product. Contents of the invention [0003] The purpose of the present invention is to overcome the defects of the above-mentioned prior art and provide a kind of feeder that is easy to feed, accurate in feeding, simple and beautiful in structure, stron...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B29C47/10B29K27/06
Inventor 余汉祥何春雷
Owner SHANGHAI JINHU EXTRUSION EQUIP
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