Seedling transplanter used horizontal planting bed

A horizontal planting bed used as plant replanting machine, comprising: mechanism, replanting device, trench digging sealing and compressing device, electrical control device, and air transportation and feed device; mechanism comprises frame (1), front wheel (2), back wheel (3), power device (4) and control mechanism (5); replanting device is fixed on upper part of frame middle and comprises supporting stand (6), fore-and-aft plant holder, fore-and-aft seed conveying device; the trench digging sealing and compressing device comprises cylinder (7), (8)and trench digging mould board (9), cylinder is fixed in front lower part of frame, trenching digging mould board is fixed on the cylinder rod of cylinder; electrical control device comprises electrical control box (10) and magnetic valve (11); air transportation and feed device comprises air reservoir (12), air pump (13) and gas pipe line (14), sir reservoir is fixed back of frame. The invention is characterized by adjustable sprout distance, horizontal planting and flat sprout surface after replanting.