The utility model relates to an automotive guide rail conveying vehicle, which comprises a cross rod (3), a general spacing foam (1) and a lower compacting foam (4) which are positioned on the cross rod (3), and an inner framework (6), wherein the general spacing foam (1) is provided with semielliptical grooves capable of holding all conventional pedal semi-finished products at equal intervals; a height adjusting device (5) is welded on the inner framework (6); the height adjusting device (5) is formed by splicing vertical stop blocks and transverse stop blocks and provided with the transverse and vertical stop blocks (7) with different heights; and the cross rod (3) is an independent part and is placed on the transverse stop blocks. The height adjusting device can be made according to different heights of sections and used for fixing products in the horizontal and vertical directions, plays a role in protecting the products and facilitating transportation, can be reused, and reduces the cost.