Continuous heating furnace and control method thereof

The invention relates to the field of universal furnaces, and particularly provides a continuous heating furnace and a control method thereof. The conveying belt is provided with a first section located on the upper sides of the first transmission wheel and the second transmission wheel and a second section located on the lower sides of the first transmission wheel and the second transmission wheel. The first adjusting wheel can be adjusted up and down and is configured to be in contact with the inner side of the first section; the second adjusting wheel can be adjusted up and down and is configured to be in contact with the inner side of the second section; the distance pieces are arranged on the conveying belt in a position-adjustable mode so as to adjust the distance between every two adjacent distance pieces. The position of the distance piece and the positions of the first adjusting wheel and the second adjusting wheel can be reasonably adjusted according to the type of a workpiece, more small workpieces