Jacking mechanism and conveying line

The utility model discloses a jacking mechanism and a conveyor line, the jacking mechanism comprises a machine base, a positioning assembly, a jacking assembly and a lifting driving mechanism, the jacking assembly is arranged in a conveying channel of a conveying assembly on the machine base, the positioning assembly is arranged above the jacking assembly, the lifting driving mechanism is arranged below the jacking assembly, and the lifting driving mechanism is arranged on the machine base. A plurality of buffer springs are arranged between the jacking assembly and the lifting driving mechanism and distributed in the conveying direction of the conveying channel, the lifting driving mechanism abuts against the buffer springs so that the buffer springs can abut against the jacking assembly to move upwards to jack up workpieces in the conveying channel, and the jacking assembly comprises a first jacking plate and a second jacking plate. The lifting driving mechanism comprises a supporting plate and a lifting dri