经机械加工的零件,装配前应进行清洗,清洗质量的优劣,直接影响使用性能。现将清洗工艺的基本内容和要求介绍如下: 1 预清洗对于清洁度要求高,零件批量大,加工后油污多的卫件,应进行预清洗,其工序是: (1)去除零件上的锈蚀、粘砂和飞边。 Machined parts, should be cleaned before assembly, the quality of cleaning the pros and cons, directly affect the use of performance. The cleaning process is now the basic content and requirements are as follows: 1 pre-cleaning For cleanliness requirements, large parts batch, after processing more oil pollution, should be pre-cleaning, the process is: (1) to remove corrosion on the parts , Sticky sand and flash.