Vehicle test apparatus and vehicle test system

摘要

A vehicle test apparatus includes: a test article installation vehicle body to which four axles corresponding to four wheels that are a left front wheel, a right front wheel, a left rear wheel and a right rear wheel are attached, and on which a test article is installed; a first motion base that supports the test article installation vehicle body, and that allows the test article installation vehicle body to make motions of six degrees of freedom; and four second motion bases each of which supports a corresponding one of the axles, and each of which allows a corresponding one of the axles to make motions of six degrees of freedom.

主权项

1. A vehicle test apparatus comprising:
a test article installation vehicle body to which four axles corresponding to four wheels that are a left front wheel, a right front wheel, a left rear wheel and a right rear wheel are attached, and on which a test article is installed; a first motion base that supports the test article installation vehicle body, and that allows the test article installation vehicle body to make motions of six degrees of freedom; four second motion bases each of which supports a corresponding one of the axles, and each of which allows a corresponding one of the axles to make motions of six degrees of freedom; and four electric motors that are connected to outer end portions of the respective axles, and that apply torques to the respective axles, wherein each of the motion bases includes a stationary base, a movable base disposed above the stationary base, and an actuator that is disposed between and connected to the stationary base and the movable base, and that allows the movable base to make motions of six degrees of freedom, the test article installation vehicle body is disposed on the movable base of the first motion base and fixed to the movable base of the first motion base, and the axles are supported by the corresponding movable bases of the second motion bases via motor bodies of the electric motors to which the corresponding axles are connected.