Realizing precision pulse TIG welding with arc length control and visual image sensing based weld de

来源 :China Welding | 被引量 : 0次 | 上传用户：xinyang101

【摘要】

：

Methods of arc length control and visual image based weld detection for precision pulse TIG welding were investigated. With a particular all-hardware circuit, a

【作者】

：

孙振国陈念陈强

【机构】

：

DepartmentofMechanicalEngineering

【出处】

：

China Welding

【发表日期】

：

2003年1期

【关键词】

：

脉冲TIG焊 CCD相机弧长控制视觉传感精度焊接 pulse TIG welding visual image sensing arc length

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Methods of arc length control and visual image based weld detection for precision pulse TIG welding were investigated. With a particular all-hardware circuit, arc voltage during peak current stage is sampled and integrated to indicate arc length, deviatio

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