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This paper discusses the design of a new type of fast tool servo(FTS) equipment, which has two degrees of freedom(DOF) of linear stroke and rotary stroke, can provide the tool position trajectory of creating the freeform optics in diamond turning with more DOFs. The linear fast tool servo (LFTS) uses the air slide as its support, and it is driven by the linear motor; the rotary fast tool servo (RFTS)...
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