Air-cooling temperature control principle based ultra-magnetostriction microfeed driving mechanism
A technology of giant magnetostriction and drive device, which is applied to piezoelectric effect/electrostrictive or magnetostrictive motors, electrical components, generators/motors, etc. Compensation is complex and other problems, to achieve the effect of small driving current, simple structure and large output force
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[0010] The present invention will be further described below with reference to the accompanying drawings and embodiments.
[0011] As shown in Figures 1 and 2, the present invention includes a base 1, a lower cooling chamber 3, a casing 4, a bias coil 5, a driving coil 6, a bobbin 7, a giant magnetostrictive rod 8, a steel ball 10, and an upper cooling chamber 12. The cross-shaped output ejector rod 13, the upper end cover 14, the disc spring 15, and the preload nut 16; on the small boss in the center of the base 1, a giant magnetostrictive rod 8, a steel ball 10 and a cross-shaped output ejector rod 13 are installed, Outside the lower straight rod of the giant magnetostrictive rod 8 and the cross-shaped output ejector rod 9, a coil bobbin 7 with a spiral cooling air passage 9 on the inner wall, a driving coil 6, a bias coil 5 and a casing 4 are sequentially installed from the inside to the outside; ten The upper straight rod of the zigzag output ejector rod 13 is equipped wit...
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