PROBLEM TO BE SOLVED: To provide a mowing work machine that prevents a mowing work part from being rotated or moved by an easy operation, when the mowing work part is in a storage position behind a tractor.SOLUTION: The mowing work machine includes: rotary arms 60 which are connected between a mowing work machine A and a rear part of a travel gear, which are composed of one pair in a horizontally rotatable manner, and which constitute a parallel link a mowing work part 5 that is provided on the rotary end side of the rotary arm 60 and a horizontal displacement stopper 81 that inhibits horizontal displacement of the mowing work part sideward from behind the travel gear, when the mowing work part 5 is in a nonoperation position to be located behind the travel gear.SELECTED DRAWING: Figure 6COPYRIGHT: (C)2017,JPO&INPIT【課題】刈作業部がトラクタ後方の収納位置の時、容易な操作により草刈作業部が回動又は移動しない草刈作業機を提供する。【解決手段】草刈作業機Aと走行装置後部にとの間に連結され、水平回動自在に一対からなり平行リンクを構成する回動アーム60と、回動アーム60の回動端側に設けられた草刈作業部5と、前記草刈作業部5が、走行装置の後方に位置する非作業位置のときに、草刈作業部の走行装置後方から側方への水平移動を阻止する水平移動ストッパ81を設ける。【選択図】図6
