The utility model provides a deep loosening rotary
tillage and suppression strip
land leveling machine with adjustable working width, including an adjustable frame fixed section, a gearbox, a deep loosening
shovel, a lower suspension frame, a depth limiting ground wheel, a depth limiting ground wheel adjustment screw, a
coupling, an upper suspension frame, an
oil tank, a
gear pump, a suppression roller bracket, a suppression roller, a suppression roller driving
hydraulic motor, a soil covering disc, a soil covering disc bracket, a side gear box, an adjustment screw, a rotary
tillage blade, a rotary
tillage blade roller, an adjustable frame adjustable section, an adjustment nut, a deep loosening depth adjustment scale, a depth limiting ground wheel fixing bolt, and a depth limiting ground wheel mounting seat. The deep loosening rotary tillage and suppression strip
land leveling machine with adjustable working width provided by the utility model can be conveniently adjusted according to different
ridge spacings, and an adjustment deep loosening depth scale is designed to intuitively and conveniently adjust the deep loosening depth, which solves the problem well.