Forming device for thick-wall square quartz glass tube

By designing a thick-walled square quartz glass tube forming device with a feeding mechanism and an extrusion assembly, the problems of slow flow and solidification of quartz melt are solved, and efficient glass tube forming is achieved.

CN223445411UActive Publication Date: 2025-10-17LIANYUNGANG HUALING QUARTZ PROD
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Patent Information

Application Number
CN202422637710.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-31
Publication Date
2025-10-17
Estimated Expiration
2034-10-31

AI Technical Summary

Technical Problem

During the conventional quartz glass tube forming process, the quartz melt flows slowly and easily solidifies during the flow process, resulting in low forming efficiency.

Method used

A thick-walled square quartz glass tube forming device was designed, which includes a feeding mechanism and an extrusion assembly. The feeding motor drives the pushing shaft to push the quartz solution to flow, and the square inner diameter of the glass tube is formed by squeezing through the square column. A heating ring is combined to prevent solidification.

Benefits of technology

It speeds up the flow rate of the quartz solution, improves the molding efficiency, ensures the accuracy of the inner diameter of the glass tube and the continuity of the molding, and prevents solidification.

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Abstract

The utility model provides a forming device for a thick-wall square quartz glass tube, which belongs to the field of glass tube manufacturing and comprises an operating table, a feeding mechanism is arranged at one end of the operating table, and an extrusion component is arranged at one end of the operating table opposite to the feeding mechanism. In the feeding process, as a quartz solution enters the feeding cylinder, the feeding motor drives the spiral material pushing shaft to rotate, and the solution in the feeding cylinder is continuously pushed to the outlet, so that the flowing speed of the quartz solution in the feeding cylinder is increased, and the feeding efficiency is improved. And meanwhile, a square column in the extrusion assembly can extrude a quartz solution in a cylindrical tube to form a square inner diameter in the glass tube, a push shaft is reset under the driving of a buffer spring so as to facilitate next-time continuous forming machining, the overall forming efficiency is improved, and a foundation is laid for subsequent process steps.
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