position welding

A study on weave locus in horizontal position welding

横焊摆动轨迹的研究

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For further enhance the level of automation of the welding process in the pipeline automation welding with self-shielded, the paper developed a kind of automation welding seam tracking system for all position welding with self-shielded.

为了进一步提高自保护药芯焊丝在管道全位置自动焊接过程中的自动化水平，本文研制了基于自保护药芯焊丝的管道全位置自动焊机焊缝跟踪系统。

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Design of Changeable Gain Arc length PID Controller for All-position Welding of Thick-wall Pipe

厚壁管全位置焊接可变增益PID弧长调节器的设计

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This machine used CNC as its controlling system which realized the autoimmunization of whole process ( feeding, position and welding).

该系统采用计算机数控（CNC）系统作为其控制核心，实现了送料、定位、焊接的全程自动化。

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Development of Auto TIG Welding Power Source for All Position Welding

全位置自动焊管机TIG焊电源研制

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Easily wearing position of draught fan case surface, made from A 3 steel, is forced to take build-up welding process of GTC wear resisting alloy, and the service life of it is increased by a factor of 9.

采用GTC耐磨合金堆焊工艺，表面强化济钢焦化厂A3钢引风机外壳易磨损部位，使用寿命提高8倍以上。

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Application of technology of metal pipe full-position downward welding in a construction

金属管道全位置下向焊技术在某工程中的应用

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In addition, the technological test for all position welding both low carbon steel and stainless steel pipes was carried out, and both the included angle of the joint and the welding parameters for better appearance of weld were optimally chosen as well.

并对低碳钢和不锈钢两种管材的全位置焊接进行了工艺试验研究，优选出了焊缝成形较好的接头坡口角度及焊接规范参数。

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