Shaft end four-threaded-hole parallelism and coaxiality detection device

Shaft end four-threaded-hole parallelism and coaxiality detection device

The utility model relates to the field of parallelism and coaxiality detection of four threaded holes at equal axle ends of high-speed hollow axles and subway hollow axles. A parallelism and coaxiality detection device for four threaded holes in a shaft end is characterized in that the shaft end is...

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Hauptverfasser: MA YIZHONG, GUO HONGMEI, WANG AIPING, WU YUEYING, RONG JINHUA
Format: Patent
Sprache:chi ; eng
Schlagworte:
MEASURING
MEASURING ANGLES
MEASURING AREAS
MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS
PHYSICS
TESTING
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creator MA YIZHONG
GUO HONGMEI
WANG AIPING
WU YUEYING
RONG JINHUA
description The utility model relates to the field of parallelism and coaxiality detection of four threaded holes at equal axle ends of high-speed hollow axles and subway hollow axles. A parallelism and coaxiality detection device for four threaded holes in a shaft end is characterized in that the shaft end is provided with a central hole and four threaded holes with the same size, the four threaded holes are located on the circumference with the center of the shaft end as the circle center, and the detection device comprises a positioning disc, a positioning rod and a threaded sample column, and a positioning rod through hole is formed in the center of the positioning disc; the positioning disc is provided with four threaded sample column through holes which are located in the circumference with one point on the center line of the positioning disc as the circle center, one end of the positioning rod is in clearance fit with the center hole, the positioning rod is provided with a positioning rod detection section, and th
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language chi ; eng
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subjects MEASURING
MEASURING ANGLES
MEASURING AREAS
MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS
PHYSICS
TESTING
title Shaft end four-threaded-hole parallelism and coaxiality detection device
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