Tool and method for combined finish reaming of high-pressure compressor rotor

• Main Authors: LINGHU RONGBO, DENG ZHEN, RAN HUIYING, CHEN QINGQUAN, LIN RUIFAN, LI WENLIANG, WANG HONGKAI, FENG YUZHONG, ZHANG BIAO, PENG LONG, HUANG YUZHE
• Format: Patent
• Language: Chinese; English
• Published: 23.07.2024
• Subjects: BROACHING; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT; DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING; FILING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR; MACHINE TOOLS; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; PLANING; SAWING; SCRAPING; SHEARING; SLOTTING; TRANSPORTING

The invention discloses a tool and method for combined finish reaming of a high-pressure compressor rotor. The tool comprises a base plate, a cushion block, a first screw and a second screw. A supporting step is arranged on the top surface of the chassis; the cushion block is mounted at the position A of the inner wall of the top end of the middle drum; the first screw rod is used for being inserted into part of the combined bolt holes before finish reaming on each stage of disc ring from top to bottom; a threaded section at the lower end of the first screw rod is connected with a threaded hole in the cushion block; a threaded section at the upper end of the first screw rod is screwed with a first nut for pressing each stage of disc ring; the second screw rod is inserted into a finely reamed combined bolt hole in each stage of disc ring from top to bottom; a threaded section at the lower end of the second screw is used for being connected with a threaded hole in the cushion block; a threaded section at the up