Ploughing machine with adjustable tooth pitch

The utility model relates to the technical field of plowing machines, and discloses a plowing machine with adjustable pitch, which comprises a bottom plate and further comprises an adjusting mechanism fixedly arranged on the bottom plate and used for adjusting plowing height, a frame body is fixedly arranged on the adjusting mechanism, a plowing mechanism is arranged on the frame body, a pitch adjusting mechanism is arranged on the plowing mechanism, and the pitch adjusting mechanism is used for adjusting pitch of the plowing mechanism. The tooth pitch is adjusted; the ploughing mechanism comprises a fixing support fixedly installed in the middle of the frame body, and a first sliding groove and a second sliding groove are sequentially formed in the positions, located on the two sides of the fixing support, of the frame body. The plowing tooth pitch of the plowing machine can be flexibly adjusted through the arranged pitch adjusting mechanism, so that the plowing machine can be conveniently used, different pr