A twin-screw fed valve-packing machine

By designing a twin-screw feeding and positioning assembly, the problems of inconvenient feeding and bag offset in valve-mouth packaging machines are solved, achieving uniform material conveying and stable positioning, thus improving the ease of operation and effectiveness of the packaging machine.

CN224448221UActive Publication Date: 2026-07-03NANTONG XUETAI NEW MATERIALS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NANTONG XUETAI NEW MATERIALS CO LTD
Filing Date
2025-06-18
Publication Date
2026-07-03

AI Technical Summary

Technical Problem

Existing valve-type packaging machines are inconvenient to feed and produce uneven material, causing packaging bags to easily shift and affecting the packaging effect.

Method used

It employs a twin-screw feeding design and positioning components, using twin screws to convey materials and position them during packaging bag filling to prevent displacement.

Benefits of technology

It achieves uniform material delivery and stable positioning of packaging bags, improving packaging efficiency and effectiveness.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model discloses a valve-mouth packaging machine with twin-screw feeding, relating to the technical field of valve-mouth packaging machines. It includes valve-mouth packaging equipment, with a discharge port fixedly connected to the outer side of the equipment. A positioning component is also provided on the outer side of the equipment, located at the bottom of the discharge port. Two fixing plates are fixedly connected to the outer side of the equipment. This utility model, through its feeding component, can orderly convey materials, ensuring even entry into the hopper. The material is poured into the hopper and enters the interior of the outer shell from the bottom. Then, by starting the feeding motor, the gear connected to its output shaft rotates, which in turn drives two conveying augers to rotate, conveying the material towards the discharge pipe. Finally, the material slides down the discharge pipe into the top funnel of the valve-mouth packaging equipment for feeding. The dual conveying augers reduce the possibility of blockage.
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