Multifunction automatic plough

The utility model relates to a multifunction automatic plough, which is composed of a fixing device, an adjusting device, a loading device and a working head. The front ends of two straight arms 1 of the fixing device are connected with both ends of a shaft of a traction vehicle through a connecting device; the front ends of two bent arms 2 are fixed on a block baffle plate of the traction vehicle. The adjusting device is composed of an operating lever 8, a fan-shaped caliber rule 9, a supporting arm 10, a rotary shaft 11, a suspended arm 12 and a spiral spring 13. The loading device is a square level 17. The working head is composed of a steel share 18, a cutting knife 27, a fixer 19 and an angle regulator 20. The utility model can be hung on a small four wheel tractor; the utility model can carry out deep tillage, ridging, ploughing and stubble cutting. The utility model has the advantages of high efficiency, standard and labor saving.