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Cross-key rotational alignment locking device for VSI mineral breaker
Cross-key rotational alignment locking device for VSI mineral breaker
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机译:VSI破碎锤的十字钥匙旋转对准锁定装置
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摘要
A cross-key rotational alignment locking device for a VSI-type mineral breaker comprises a generally annular keyway 102 in the top edge portion of the main shaft 12 of the breaker, the annular keyway defining an upwardly extending pilot key 104, a plurality of circumferentially spaced slots 126 in the upper portion of a cylindrical taper lock 108 disposed around the main shaft, the slots in communication with the annular keyway, and a cross-key 130 having a generally annular main body 132 disposed in the annular keyway 102, the pilot key 104 received in a central aperture 136 in the main body 132 of the cross-key 130, and the cross-key having a plurality of radially-extending arms 128 disposed in the plurality of slots 126, such that the taper lock 108 is locked in rotational alignment with the shaft 12. In the preferred embodiment a bronze sleeve 110 having a longitudinally extending split 120 is interposed between the taper lock 108 and the shaft 12. 展开▼