PROBLEM TO BE SOLVED: To provide a rice transplanter capable of properly working a planting part.SOLUTION: There is provided a rice transplanter having a control processing part which receives a rotation operation signal of a paddy working vehicle having bogie wheels and rear wheels and capable of rotation travelling, and a height position signal of a planting part elevatably mounted on the paddy working vehicle and having a float for land-leveling, and controls the rise and fall control and the working of the planting part corresponding to the rotation operation of the machine body, wherein a control device is provided on a rear wheel transmission (16) driving the rear wheels, which control device is equipped with a reduction transmission performing reduction transmission to a rear wheel shaft (3a) and a rotation sensor (16s) set at the transmission upper side from the reduction transmission and for calculating the travel distance, starts travelling distance count on steering operation for rotation or planting off operation and controls the work of the planting part when the travelling distance count reaches a predetermined rotation travelling distance.COPYRIGHT: (C)2013,JPO&INPIT【課題】 本発明の課題は、植付部を適正に稼動することができる田植機を提供することにある。【解決手段】 転向車輪と後輪とを備えて旋回走行可能な水田作業車の旋回動作信号と、同水田作業車に昇降可能に搭載されて均平用のフロートを備えた植付部の高さ位置信号とを受け、機体の旋回動作と対応して植付部の昇降調節と稼動を制御する制御処理部を備える田植機において、後輪を駆動する後輪伝動部(16)には、後輪車軸(3a)へ減速伝動する減速伝動部と、該減速伝動部よりも伝動上手側に設けた走行距離を算出するための回転センサ(16s)とを備え、旋回のためのハンドル操作又は植付切操作で走行の距離カウントを開始し、走行の距離カウントが所定の旋回走行距離に到達したときに植付部を稼動制御する制御装置を設けた。【選択図】 図3
