Straight way drive arrangement is carried in friction

The utility model discloses a straight way drive arrangement is carried in friction, including portal assembly and conveyer belt, the interval is equipped with left swing arm and right swing arm on the portal assembly, the friction drive wheel that is equipped with actuating mechanism, is connected with the actuating mechanism output in the swing arm of a left side, be equipped with the direction pinch roller in the swing arm of the right side, the friction drive wheel is high performance antifriction rubber wheel, the both sides integrated into one piece on friction drive wheel surface has two prevent excursion areas, the prevent excursion height is in friction drive wheel surperficial 1 to 1.5CM, just it is protruding that prevent excursion takes the hemisphere that is provided with evenly distributed, right side swing arm is the fixed arm, integrated into one piece has the support in the swing arm of the right side, fixedly connected with brush on the support, the brush contacts with the conveyer belt. The