Broad bean sowing machine with four wheels

The utility model relates to the technical field of agricultural machinery, and particularly relates to a broad bean sowing machine with four wheels. The broad bean sowing machine with four wheels is matched with a four-wheel tractor, can apply fertilizers and sow broad beans layer by layer, and can perform dibble seeding on the broad beans. The sowing machine provided by the utility model is connected with the four-wheel tractor by a traction frame on a large rack; land wheels and a land wheel shaft are connected with an input shaft of a four-speed regulator by driving chain wheels fixed on the right side of the land wheel shaft; output shaft chain wheels of the four-speed regulator are connected with seed lifting shaft driving chain wheels by chains; an upper seed lifting chain wheel shaft is connected with a lower seed lifting chain wheel shaft by the seed lifting shaft driving chain wheels and chains. The broad bean sowing machine with the four wheels, provided by the utility model, has the advantages that seed lifting spoons and seed discharge pipes with appropriate sizes are arranged, so that the broad beans can be sown uniformly and accurately without being damaged; fertilizer discharge pipes and small legs arranged at the lower ends of the fertilizer discharge pipes ridge firstly before sowing, and meanwhile fertilizers are applied so as to apply the fertilizers and sow the broad beans layer by layer; by adopting the four-speed regulator, the row spacing can be adjustable, so that the sowing agriculture requirement of the broad beans and the appropriate sowing quantity can be guaranteed.