Transmission system of multi-roller cold pilger mill

The utility model provides a transmission system of a multi-roller cold pilger mill. Comprising a motor (1), a belt (2), a speed reducer (3), a connecting rod (5), a rocker system (6) and a rack trolley (7), an eccentric crank wheel (4) is arranged on an output shaft of the speed reducer (3), a crank pin is arranged at the end, away from the output axis of the speed reducer (3), of the eccentric crank wheel (4), and a weight reduction sinking groove (9) is formed in the end, provided with the crank pin, of the eccentric crank wheel (4); one end of the connecting rod (5) is connected with the crank pin, and the other end of the connecting rod (5) is connected with the rocker system (6); and the rocker system (6) is connected with the rack trolley (7). The balance weight is additionally arranged on the eccentric crank wheel, the side, driving the connecting rod to rotate, of the crank pin is subjected to weight reduction, and the weight reduction sinking groove (9) is additionally formed in the opposite positio