The invention discloses a pure-soil nutritional bowl
production line and a production method. The
production line comprises a rack and a mold box containing multiple nutritional bowl molds, and each nutritional bowl mold comprises a mold body with inner through hole and a heating
assembly arranged on the periphery of the inner through hole in a surrounding mode; a soil injection
station, a soil compacting and
nest forming
station, a curing and forming
station, a
sowing station, a soil covering station and a mold stripping station which are sequentially connected through a conveying mechanism are arranged on the rack, a soil
injection device is arranged on the soil injection station, a soil compacting and
nest forming device is arranged on the soil compacting and
nest forming station, a heating start device is arranged on the curing and forming station, a seed
sowing device is arranged on the
sowing station, a soil covering device is arranged on the soil covering station, and a mold stripping device is arranged on the mold stripping station. The production method includes the steps of mold box preparing, nutritional soil injecting, heating, sowing, soil covering and mold stripping. Pure-soil nutritional bowls can be produced in
mass, and the manufactured pure-soil nutritional bowls are dry outside and wet inside and are high in strength, beneficial for
plant growth and high in
environmental protection value and promotional value.