Electromagnetic heating device for die sleeve of tire forming vulcanizer

By employing an electromagnetic heating device on the mold sleeve of the tire shaping vulcanizing machine, the electromagnetic field generated by high-frequency high-voltage current is used to heat the eddy current inside the mold sleeve, which solves the problems of high energy consumption and uneven heating of the mold sleeve in the existing technology, and achieves a high-efficiency and safe mold sleeve heating effect.

CN121403614APending Publication Date: 2026-01-27GUILIN RUBBER MACHINERY CO LTD +1
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Patent Information

Application Number
CN202510334969.0
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-20
Publication Date
2026-01-27

AI Technical Summary

Technical Problem

The existing heating methods for tire shaping and vulcanizing machine molds are energy-intensive, complex to control, and not efficient enough, making it difficult to meet the requirements for energy-saving and uniform heating.

Method used

An electromagnetic heating device with a coil wound inside a ring-shaped heating box is used. The electromagnetic field generated by the high-frequency high-voltage current causes eddy currents to heat up inside the mold. Combined with a heat conductor and a temperature measuring device, the mold is heated efficiently and uniformly.

Benefits of technology

It achieves efficient and uniform heating of the mold sleeve, reduces production energy consumption, improves heating efficiency and safety, and meets the uniform heating requirements of tire molds.

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Abstract

The invention provides an electromagnetic heating device for a mold sleeve of a tire forming vulcanizer, which comprises an annular heating box fixedly sleeved outside the mold sleeve, a coil is wound in the heating box and is filled with a heat insulator, and a coil circuit is connected to an electromagnetic heating controller; the die sleeve is provided with an annular heat conduction cavity filled with a heat conductor, and a temperature measuring device is installed on the die sleeve to measure the temperature of the heat conductor. According to the electromagnetic heating device for the mold sleeve of the tire forming vulcanizer, the mold can be uniformly, efficiently and uniformly heated, the production energy consumption is reduced, and the production efficiency is improved.
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