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The effects of cryogenic cooling on the grinding process of polyether ether ketone (PEEK)
Journal of Manufacturing Processes ( IF 6.1 ) Pub Date : 2020-06-10 , DOI: 10.1016/j.jmapro.2020.05.002
Mohammad Khoran , Hossein Amirabadi , Bahman Azarhoushang

The production of special high capability polymers and improvement of their physical and mechanical properties have led researchers to study the material removal mechanism of novel polymers. Fast loading of the grinding wheel is one of the main problems of polymers grinding which affect the whole process. Cryogenic cooling in the form of carbon dioxide snow, which is used in this research, is a promising method for the reduction of tool loading. The method may induce low cutting temperatures and has almost no negative environmental aspects. Surface topography, surface roughness, machining forces, and grinding wheel loading have been analyzed in this study. The final results were compared to compact air, which reveals that cryogenic cooling is a powerful method in order to optimize the grinding process. The influence of different input parameters on Polyether ether ketone (biopolymer) grinding was studied and analyzed as well. The results show that the tool loading can be reduced significantly by utilizing the cryogenic cooling, which also led to an improved ground surface quality.



中文翻译:

低温冷却对聚醚醚酮(PEEK)研磨过程的影响

特殊高性能聚合物的生产及其物理和机械性能的提高已促使研究人员研究新型聚合物的材料去除机理。砂轮的快速加载是影响整个过程的聚合物研磨的主要问题之一。本研究中使用的以二氧化碳雪形式的低温冷却是减少工具负荷的一种有前途的方法。该方法可能导致较低的切割温度,并且几乎没有负面的环境影响。本研究分析了表面形貌,表面粗糙度,加工力和砂轮负载。将最终结果与紧凑型空气进行比较,这表明低温冷却是一种优化磨削过程的有效方法。研究并分析了不同输入参数对聚醚醚酮(生物聚合物)研磨的影响。结果表明,通过使用低温冷却可以显着降低工具负荷,这也可以改善地面质量。

更新日期:2020-06-10
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