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金属切削中刀具月牙洼磨损模型的研究
金属切削 月牙洼磨损模型 磨损轮廓 刀屑交界面温度
2012/3/2
刀具的前刀面月牙洼磨损和后刀面磨损在刀具磨损的研究中占据同等地位,但月牙洼磨损轮廓和刀屑交界面上的切削过程变量不易测量等因素,导致真正依据月牙洼磨损测试获取月牙洼磨损模型的研究非常少。基于硬质合金刀具切削低碳钢的月牙洼磨损实验,提出了一个经验磨损模型。该模型综合了黏结磨损和扩散磨损,考虑了刀屑交界面温度和压力对月牙洼磨损的影响。研究结果表明,该模型能够分析并预测相似切削条件下的月牙洼磨损轮廓。
Pose Planning for the Endeffector of Robot in the Welding of Intersecting Pipes
intersecting pipes bisecting angle welding quality
2011/8/4
Allposition robots are widely applied in the welding of complicated parts. Welding of intersecting pipes is one of the most typical tasks. The welding seam is a complicated saddlelike space curve, whi...