PROBLEM TO BE SOLVED: To provide a device for displaying the tilling depth of a puddling soil working machine, which makes the tilling depth constant in puddling working operation.SOLUTION: A device 40 for displaying the tilling depth that is provided on a soil puddling working machine 1 including: a shield cover 10 for covering the upper part of a tilling rotor 13 a first leveling plate 11 rotatably provided behind a rotatably supported tilling rotor to level the surface of tilled soil tilled by the tilling rotor 13 and a second leveling plate 12 rotatably provided behind the first leveling plate and leveling the surface of tilled soil. The device 40 for displaying the tiling depth includes: a link mechanism part 41 having a rocking arm 42, one side of which is rotatably connected to a machine body 3, the other side being rocking in the vertical direction and a connecting rod 44 connected between the rocking arm and the second leveling plate 12, which turns in the vertical direction with the rotation of the second leveling plate 12 according to the tilling depth of the cultivated soil and a tiling depth display part 50 having a display plate 51 where symbols showing the degree of tilling are displayed, which is provided on the machine body 3 and an indicator arm 55 fitted to the rocking arm 42 and movable according to the display of the display plate 51.COPYRIGHT: (C)2014,JPO&INPIT【課題】代かき作業時に耕深を一定にすることができる耕深表示装置を提供する。【解決手段】耕深表示装置40は、耕耘ロータ13の上部を覆うシールドカバー10と、この後部に回動自在に配設されて耕耘ロータ13により耕耘された耕土を整地する第1整地板11と、この後部に回動自在に配設されて耕土表面を均平にする第2整地板12とを備える代かき作業機1に設けられる。耕深表示装置40は、一端側が機体3に回動自在に接続されて他端側が上下方向に揺動可能な揺動アーム42及びこれと第2整地板12との間に接続された連結ロッド44を有して、耕土の耕深に応じた第2整地板12の回動に伴って上下方向に回動するリンク機構部41と、機体3に設けられ耕深の程度を示す記号が表示された表示板51及び揺動アーム42に取り付けられて表示板51の表示に沿って移動可能な指針アーム55を有する耕深表示部50とを備える。【選択図】 図1
