Metal hot bending device

By introducing servo motors and drive motors into the metal hot bending device, along with nozzles and fixed wheels, the axial movement and rotational heating of metal pipes are achieved, solving the problem of uneven heating and improving the hot bending forming quality of metal pipes.

CN224181782UActive Publication Date: 2026-05-01HUBEI ZHONGTENG TECH CO LTD
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Patent Information

Application Number
CN202521002229.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-21
Publication Date
2026-05-01
Estimated Expiration
2035-05-21

AI Technical Summary

Technical Problem

Existing metal hot bending equipment suffers from uneven heating of the bent parts of metal pipes, resulting in a low yield rate of hot bending.

Method used

The nozzles are aligned with the bent parts of the pipe, and the pipe is moved axially and rotated for heating by a drive wheel and a servo motor, ensuring uniform heating.

Benefits of technology

It improves the forming quality of hot bending of metal pipes, avoids defects caused by uneven temperature, and enhances the forming effect.

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Abstract

The utility model discloses a metal hot bending device, which relates to the technical field of metal bending and comprises a bottom plate. The spraying holes are formed in the bottom plate and used for heating the pipe fittings; the fixed wheel and the two moving wheels are arranged on the bottom plate in a sliding mode, and the two moving wheels move so as to push the two ends of the pipe fitting respectively; the two fixing mechanisms are arranged on the bottom plate, each fixing mechanism comprises a driving wheel and an auxiliary wheel, the driving wheels and the auxiliary wheels are used for clamping pipe fittings, and the driving wheels rotate so that the pipe fittings can move in the axial direction. The driving wheel is driven to rotate through the driving motor, so that the pipe fitting can move along the axial direction conveniently. During heating, the driving wheel can drive the pipe fitting to transversely move back and forth in the axial direction, and the to-be-bent part of the pipe fitting is evenly heated. And meanwhile, the servo motor can drive the two racks through the gear to enable the pipe fitting to roll in situ between the driving wheel and the auxiliary wheel, flames sprayed out of the spraying holes can heat the rotating pipe fitting, and the uniform heating effect on the pipe fitting is further improved.
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