Millet field operation machine for intertillage, weeding, ridging and variable fertilization

The invention provides a millet field operation machine for intertillage, weeding, ridging and variable fertilization. The millet field operation machine comprises a machine frame, a variable fertilization mechanism, an intertillage and ridging mechanism and a weeding mechanism, the variable fertilization mechanism is composed of a fertilizer box, an outer grooved wheel fertilizer feeder, a fertilizer feeding shaft, a chain, a driving chain wheel, a driven chain wheel, a control motor, a fertilizer guide pipe and a furrow opener, the weeding mechanism is composed of a sawtooth-shaped weeding cutter, a spring, a reciprocating swing rod, an adjusting rod and an eccentric wheel, a intertillage and ridging shovel is a composite shovel, and the composite shovel is composed of a shovel handle, a ridging shovel body and an intertillage cutter. The intertillage cutter is in a sickle shape, and integrated operation is achieved. 本发明提供一种中耕、除草、培土、变量施肥谷子田间作业机，包括机架、变量施肥机构、中耕培土机构和除草机构，变量施肥机构由肥箱、外槽轮排肥器、排肥轴、链条、主动链轮、从动链轮、控制电机、