CONVEYANCE APPARATUS FOR PROCESSING STEP

摘要

A conveyance truck (1) movable along a coating line provided with a processing liquid tank (D) includes a suspended supporting device (9) for supporting a vehicle body (M), a raising and lowering device (6) for raising and lowering the suspended supporting device (9), and a posture adjusting device (51) for adjusting the posture of the vehicle body (M) by operating the suspended supporting device (9). The raising and lowering device (6) includes a first supporting axle (22) disposed in the front section in the travel direction, a second supporting axle (25) provided in the rear section to be movable towards and away from the first supporting axle (22), a crank arm (7) supported rotatably on the second supporting axle (25) and having the suspended supporting device (9) supported rotatably at its free end portion by means of a free end supporting axle (27), a swinging arm (8) fixed to the first supporting axle (22) and having a free end portion coupled to an intermediate position of the crank arm (7) by means of a coupling axle (26), and an arm drive mechanism (28) for causing the crank arm (7) to rotate about the second supporting axle (25) by means of the swinging arm (8).