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Thermal and technological aspects of double face grinding of C45 carbon steel
Journal of Manufacturing Processes ( IF 6.1 ) Pub Date : 2021-03-02 , DOI: 10.1016/j.jmapro.2021.02.023
Mariusz Deja , Linus Lichtschlag , Eckart Uhlmann

In grinding, the contact zone temperature is a decisive factor influencing the achievable surface quality and the grinding tool wear. In contrast to other grinding processes, only few information regarding double face grinding with planetary kinematics when processing steel is known up to date. Since the successive substitution of industrial double-sided lapping processes by double-sided grinding, it has become necessary to the conducted research in order to provide deeper understanding of the process and factors that influence it. To determine the workpiece temperature during grinding of C45 components, silicon temperature sensors were integrated into the workpiece holders and technological investigations were carried out. The influences and interactions of the mean cutting speed, cooling lubricant flow rate and cutting ability of the grinding wheels on the resulting workpiece temperature were analysed. Subsequently, modelling enabled an empirical estimation of the resulting workpiece temperature for processes in the investigated test area. With regard to the design and optimization of processes for machining plane-parallel workpiece surfaces, this model is a helpful tool for avoiding thermally induced workpiece damage and reduction of tool wear. Furthermore, the method can be used to conduct further examinations on the grinding process and to reduce the amount of cooling lubricant used, to improve life cycle assessment.



中文翻译:

C45碳钢双面磨削的热和工艺方面

在磨削中,接触区温度是影响可达到的表面质量和磨削工具磨损的决定性因素。与其他磨削工艺相反,到目前为止,只有很少的关于在加工钢材时使用行星运动学进行双面磨削的信息。自从工业双面研磨工艺被双面研磨逐步取代以来,进行研究成为必要的,以便对工艺及其影响因素有更深入的了解。为了确定C45零件在研磨过程中的工件温度,将硅温度传感器集成到了工件支架中,并进行了技术研究。平均切削速度的影响和相互作用,分析了冷却润滑剂的流量和砂轮的切削能力对所得工件温度的影响。随后,通过建模可以对所研究的测试区域中的过程的所得工件温度进行经验估计。关于加工平面平行工件表面的工艺的设计和优化,该模型是避免热引起的工件损坏和减少刀具磨损的有用工具。此外,该方法可用于对磨削过程进行进一步检查,并减少冷却润滑剂的使用量,从而改善生命周期评估。关于加工平面平行工件表面的工艺的设计和优化,该模型是避免热引起的工件损坏和减少刀具磨损的有用工具。此外,该方法可用于对磨削过程进行进一步检查,并减少冷却润滑剂的使用量,从而改善生命周期评估。关于加工平面平行工件表面的工艺的设计和优化,该模型是避免热诱导工件损坏和减少刀具磨损的有用工具。此外,该方法可用于对磨削过程进行进一步检查,并减少冷却润滑剂的使用量,从而改善生命周期评估。

更新日期:2021-03-02
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