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Manganese phosphating process applied to hermetic piston refrigeration compressor
Author(s): 
Pages: 43-47
Year: Issue:  11
Journal: Electroplating & Finishing

Keyword:  制冷压缩机锰系磷化故障工艺维护;
Abstract: 全封闭活塞式制冷压缩机由活塞、连杆、曲轴、汽缸、平衡块等零件组成.曲轴和气缸一般为铸铁材质,活塞和连杆为粉末冶金材料,平衡块由冲压+电阻焊工艺制造.曲轴、活塞、连杆及平衡块需要进行锰系磷化加工.受零件组成材料的性质、加工精度及制冷系统的工程需求等的限制,制冷压缩机的磷化不同于常规磷化工艺.介绍了全封闭活塞式制冷压缩机锰系磷化工艺的特点,分析了磷化工艺失效的原因,提出了故障处理对策和工艺维护措施.
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