Drawing frame and air supplement, heat dissipation and dust removal mechanism thereof

The utility model provides a drawing frame air supplement heat dissipation dedusting mechanism and drawing frame, including housing, intake filter screen, air supplement grille and air supplement fan, the housing is provided with air inlet, forms the air supplement channel in the housing, and the one end of air supplement channel is communicated with the air inlet, and the other end is communicated with the traction area, the traction area is equipped with the air draft dedusting system, the air draft dedusting system is equipped with the air inlet filter screen, the air supplement grille and the air supplement fan. The air suction dust removal system comprises an air suction fan and is used for generating negative pressure in the traction area; the air inlet filter screen is arranged at the air inlet; the air-supplementing grille is arranged at one end of the air-supplementing channel close to the traction area; the air supplementing fan is arranged in the air supplementing channel, the two end faces of the