| 摘要 |
PURPOSE: A flap door testing apparatus is provided to perform operating durability test for flap door of vehicle by counting timing and frequency of opening/closing of flap door. CONSTITUTION: A flap door testing apparatus comprises a flap door(4) of a vehicle; a wire rope(6) interconnecting the edge of the flap door where the rotation radius is the largest, and the lower end of the space where the flap door is installed; a cylinder member(8) having a front end connected with the wire rope, and which is installed in a space(20) so as to push and pull the flap door; a solenoid valve(10) connected to the cylinder member through an air supply pipeline(22), and arranged to select the air supply pipeline; an air pressure adjustor(12) for adjusting air pressure being supplied to the solenoid valve; an air tank(14) for storing air to be supplied to the solenoid valve through the air pressure adjustor; a sensor(16) for sensing operation of the flap door; and a controller(18) having a timer(24) and a counter(26), and which is arranged to control the solenoid valve.
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