Manufacturing method of adjustable positioning device used for lathe rear end positioning and machining

• Main Authors: FANG FEISONG, JIANG ZUZHEN, YU JINGSONG, ZHANG CHUNLING, XIAO YONG, ZHOU CAISHAN, HUANG LONGGUI, YANG KE
• Format: Patent
• Language: Chinese; English
• Published: 26.10.2018
• Subjects: COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT; COMBINED OPERATIONS; DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; OTHER WORKING OF METAL; PERFORMING OPERATIONS; TRANSPORTING; UNIVERSAL MACHINE TOOLS

The invention discloses a manufacturing method of an adjustable positioning device used for lathe rear end positioning and machining. The manufactured adjustable positioning device can position workpieces of various specifications by adjusting. The manufacturing method comprises the following steps that 1, a positioning tube sleeve of a needed length is taken, the outer circle of the front end ofthe positioning tube sleeve is turned, and an inner hole of the rear end of the positioning tube sleeve is bored; 2, an inner hole of the rear end of a positioning interface is bored, and the front end of the positioning tube sleeve is put into the inner hole of the rear end of the positioning interface to form sliding fit and fixation; 3, a positioning plug block with an axial center hole is taken, the outer circle of the front end of the positioning plug block is turned, and the front end of the positioning plug block is put into the rear end of the positioning tube sleeve and fixed; 4, a positioning block and a con