The prediction and controlling of welding distortion and residual stress is still a very important project in the industry.
焊接变形和残余应力的预测和控制至今仍然是工业生产中需要解决的重要课题。
The paper introduces the difficulties of roller spray welding technique such as controlling for distortion, keeping for layer evenness and dimension of roller diameter.
就轧辊喷焊的技术关键问题：变形控制，涂层均匀性的控制，喷焊后辊子外径尺寸控制及轧辊的组焊工艺等，作以介绍。
This paper mainly describes the structure of DJ1 bogie side frame and analyzes its distortion characteristic. The controlling technology of welding distortion has also been presented.
介绍了DJ 1构架侧梁的结构，分析了其焊接变形特点，阐述了控制构架侧梁焊接变形的工艺措施。
The paper introduces the measure for controlling the weld distortion of huge crane beam and the procedure for assembling and welding of the beam.
介绍了焊接超大型吊车梁时控制焊接变形的措施以及为此而制定的装焊工艺。
The practice have proved that the anti -distortion plus with rigid fixing are the effective measures for controlling the distortions of this huge welding structure.
实践表明，反变形法和加支撑刚性固定是控制这种大型特厚壁结构焊接变形的有效方法。
Controlling for the variables related, preventing the crriage from cracking during welding and correcting distortion for it after welding are discussed, too.
提出了焊接过程中产生裂纹的控制方法及对焊后变形的矫正方法。
The theory of residual plastic strain can be used to predict the distortion of simple components, and the reverse deformation is an effective method for controlling the welding distortion.
通过对实例的分析，表明对于简单构件的激光焊接，残余塑变理论可以用来预测变形，反变形法是控制焊接变形的有效方法。
The theory of residual plastic strain can be used to predict the distortion of simple components, and the reverse deformation is an effective method for controlling the welding distortion.
通过对实例的分析，表明对于简单构件的激光焊接，残余塑变理论可以用来预测变形，反变形法是控制焊接变形的有效方法。
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