| 摘要 |
machine tool manufacture, metal working equipment, namely apparatuses for fixing rotating parts in metal cutting machine tools. SUBSTANCE: clamping self-aligning apparatus includes housing with cover and trihedral recess. Three centering members are arranged with possibility of mutual motion between faces of trihedral recess. Each member includes wedge-shape portion and stem. Guiding face of centering member engages with guiding face of housing and with face contacting with adjacent centering member. Each cam is rigidly secured to outer side of each stem and it is arranged in plane passing through central axis of clamping self-aligning apparatus in parallel to plane of guiding face of respective centering member. Each centering member has turning on end of wedge-shape portion at outer side and on end portion of stem - at inner side. Such apparatus provides lowered effort acting upon drive at motion of centering members and enlarged assortment of fixed parts. EFFECT: improved design. 4 cl, 2 dwg
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