一种超长洁净不锈钢管冷拔设备及其制备工艺

By designing a holding mechanism and a cold drawing mechanism for ultra-long clean stainless steel tubes, the problems of sagging and uneven stress on the steel tubes during the cold drawing process were solved, achieving high-precision and high-efficiency cold drawing processing.

CN118106362BActive Publication Date: 2026-07-17SONGYANG BAOFENG PRECISION CLEAN PIPE CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SONGYANG BAOFENG PRECISION CLEAN PIPE CO LTD
Filing Date
2024-01-03
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing cold drawing equipment cannot adapt to the cold drawing process of ultra-long clean stainless steel tubes, causing the steel tubes to sag during the cold drawing process, uneven stress at the joints, affecting accuracy, and may even lead to damage or bending of the steel tubes.

Method used

A holding mechanism and a cold drawing mechanism were designed to hold both ends of the steel pipe, keeping the steel pipe taut. The guide mechanism and the clamping mechanism work together to ensure that the steel pipe remains stable during the cold drawing process. A split cold drawing die and a pre-processed groove are used to facilitate die installation and replacement.

Benefits of technology

This ensures that the steel pipe does not sag during the cold drawing process, maintains the cold drawing precision, improves the processing consistency and efficiency of the steel pipe, and avoids bending and damage to the steel pipe.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开了一种超长洁净不锈钢管冷拔设备,包括两保持机构和冷拔机构,两保持机构均包括移动座、第一驱动机构、夹持机构和第二驱动机构,夹持机构包括底座和两夹持块,两夹持块的中部还具有卡槽,钢管的两端分别具有夹持端,夹持端上穿设有棒体,夹持端设置于两夹持块之间,冷拔机构包括小车、冷拔模座和冷拔模,冷拔模座顶部具有一安装槽,冷拔模由左模体和右模体组成并固定在安装槽内,还包括一盖板,盖板固定在冷拔模座的顶部以避免冷拔模产生位移或脱出,钢管上还具有对应冷拔模模孔的预加工槽,还公开了与设备对应的制备工艺,本发明可使钢管在冷拔初始至冷拔完成始终保持绷直,避免其产生垂坠及跌落,以确保钢管的加工精度。
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