車輪用軸受装置の予圧検査方法

Japanese Patent JP7049297

B2

Provided is a preload inspection method with which a preload value can be calculated more accurately. Furthermore, provided is a preload inspection method with which a pass/fail with regard to a preload state can be determined more accurately. The preload inspection method for a wheel bearing device (1) provided with an outer member (2) having an outside raceway surface (2c/2d), an inner member (3) having an inside raceway surface (3c/3d), and rolling bodies (4/5), is provided with: a power calculation step (S5) in which the outer member (2) or the inner member (3) is rotated in a relative manner and the power (P) is calculated; a preload value calculation step (S6) in which a preload value (F2) is calculated on the basis of the power (P) calculated in the power calculation step (S5); and a pass/fail determination step (S7) in which a pass/fail determination is made on the basis of whether the preload value (F2) calculated in the preload value calculation step (S6) is within a permissible range (R).

Takayasu Takubo
Takuya Obata
Takayuki Owada

JP2019175939A

April 06, 2022

September 26, 2019

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ntn corporation

G01M13/04; B60B35/14; F16C19/18; F16C25/08

JP11044319A
JP2017106520A
JP2011112184A
JP2007211946A
JP2018165566A
JP6551634B1
JP2006300086A
JP10185717A
JP2000009562A

US20040177509
US6343420
US4165636
CN1948775A
DE202014104737U1

Yanouchi Foreign Patent Office

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