专利名称：Screw concentricity detecting device 发明人：Wu, Xingguo
魔法星球
申请号：AU2012100659
迷人的秋天作文>小番薯
申请日：20120517
公开号：AU2012100659A4
公开日：
华为降级
20120830
专利内容由知识产权出版社提供
过期的啤酒能喝吗摘要：#$%^&*AU2012100659A420120830.pdf> ABSTRACT The invention disclos a concentricity detection device of a screw rod, which compris a core rod matched with an inner hexagonal hole in a shaft head of the screw rod and a cylindrical rod arranged in the core rod by plug-in connection, wherein the core rod is concentric with the cylindrical rod, the head part of the core rod is inrted into the inner hexagonal hole, the distance between the opposite sides of the cross ction at the tail part of the core rod exceeds the distance between the opposite sides of the cross ction of the inner hexagonal hole, the side surface of the core rod has a taper relative to the plane where the axial line of the core rod is located so as to transform the inner hexagonal hole in the shaft head of the screw rod to the core rod and the cylindrical rod, and the concentricity of the inner hexagonal hole relative to shaft shoulders is determined by detecting the run-out of the cylindrical rod relative to a bearing. The structure is simple, the operation is convenient and the detection is preci and reliable. 2 1 31 3 4 310 32 32 FIG. 1 2 FIG. 2 FIG. 3 31 32 2 310 31 FIG. 4 FIG. 5申请人：Hengdian Group Linix Motor Co,.Ltd
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