The design theory and design calculation method of a new type of micro-feeding tool holder(MFTH),driven by PZT and taking double parallel four-bar flexure hinges as elastic deforming component,are presented.
介绍了一种以PZT作动器为动力源,双平行弹性铰链为弹性变形元件的新型微进给刀架的设计理论及设计计算方法。
The stage utilizes three piezoelectric actuators(PZTs) arranged in an equilateral triangle shape and ring plate hinges to realize nanopositioning for assuring smoothness of movement,negligible friction,negligible backlash and high precision.
采用呈等边三角形分布的三个压电陶瓷和环形平板铰链机构,保证了运动传递的连续性、无洄滞、无摩擦、高精度。