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该厂对CA7620液压半自动车床的卡紧油缸作了多次改进。现采用的结构,经生产实践使用证明,该油缸不仅使用寿命长,而且加工装配、操作维修都较方便,并减少了渗漏油现象。附图1幅。
The factory on the CA7620 hydraulic semi-automatic lathe clamping cylinder made many improvements. Now the structure used by the production practice proved that the cylinder not only long service life, and processing and assembly, operation and maintenance are more convenient and reduce the leakage of oil phenomenon. Figure 1 picture.