The utility model discloses a bent channel push device of a conveying channel of a hackling machine. The bidirectional conveying channel comprises a left bent channel, a straight channel and a right bent channel. A left guide side wing which is formed along a bent path of the left bent channel is arranged on a side of the left bent channel, and a right guide side wing which is formed along a bent path of the right bent channel is arranged on the outer side of the right bent channel. The bent channel push device comprises a bent channel push-in device and a bent channel push-out device. The bent channel push device has the advantages that integral flow operation can be implemented by the conveying channel of the hackling machine, and accordingly jamming pause can be prevented; the push precision can be guaranteed by the bent channel push device in the bent channels, and slipping can be prevented.