Butt-joining ridable double-ridge strubble breaker

The utility model discloses an opposite joint ridable double-ridge stubble cutter, and is characterized in that oppositely joined gears are arranged on left side of a transmission shaft of the stubble cutter; a driving sprocket is provided on the right side; both ends are fixed with a case by using bearings and gland bushes; a declutch shift is provided on a declutch shift shaft; a positioning groove is provided on the declutch shift shaft; a spring and a positioning steel ball are provided in the declutch shift; a tripping lever is fixed on a toggle shaft; a front beam is arranged on two groups of lug bosses on the case; a chain is joined to a chain wheel on a main shaft; knife rollers are arranged on both ends of the main shaft of the stubble cutter; a shield is integrated with sideboards by welding; a rear furrow wheel and a depth regulating mechanism are arranged and are fastened at the middle opposite joint of the front beam and a rear beam; a tailstock is arranged on the rear beam through a spring board.