Single-drive pure rotation micro-positioning platform
A micro-positioning platform, pure rotation technology, applied in the direction of instruments, instrument parts, etc., can solve the problems of unfavorable rotation direction precision control, increased motion control complexity, different output characteristics of piezoelectric ceramics, etc., to achieve large rotation angle, The effect of simple control and high rotation accuracy
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[0013] In order to further understand the invention content, characteristics and effects of the present invention, the following examples are given, and detailed descriptions are as follows in conjunction with the accompanying drawings:
[0014] see Figure 1 ~ Figure 3 , a single-drive pure rotation micro-positioning platform, including an active drive mechanism 1 and a passive compliance mechanism 2 .
[0015] The active drive mechanism adopts a left-right symmetrical structure, including a base I11 and a guide mechanism 13 formed inside it. The left and right ends of the guide mechanism 13 are respectively provided with an output end, and a bottom of the guide mechanism 13 is provided. Piezoelectric ceramics 17 are provided with pre-tightening bolts 18 below the piezoelectric ceramics 17, and the two output ends of the guide mechanism 13 are respectively connected with the input ends of a vertical reversing amplifying mechanism 14, and the vertical reversing amplifying mech...
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