JPH02148242U

JPH02148242U -

Info

Publication number: JPH02148242U
Application number: JP5729089U
Authority: JP
Priority date: 1989-05-17
Filing date: 1989-05-17
Publication date: 1990-12-17

Description

[Brief explanation of drawings]

第１図は本考案装置が適用されたコンバインの
要部の側面概略図、第２図は第１図のＡ断面拡大
図、第３図は同じく第１図のＢ断面拡大図、第４
図は本考案装置の調節状態を示す説明図、第５図
は従来装置を示す側面概略図、第６図は第５図の
Ｄ−Ｄ断面拡大図である。１……駆動輪、２……誘導輪、３……車体、４
……上フレーム、５……転輪、６……下フレーム
、７……回動支点軸、Ｆ……トラツクフレーム。 Fig. 1 is a schematic side view of the main parts of a combine harvester to which the device of the present invention is applied, Fig. 2 is an enlarged cross-sectional view of A in Fig. 1, Fig. 3 is an enlarged cross-sectional view of B in Fig. 1, and Fig. 4 is an enlarged cross-sectional view of B in Fig. 1.
The figure is an explanatory view showing the adjustment state of the device of the present invention, FIG. 5 is a schematic side view showing the conventional device, and FIG. 6 is an enlarged cross-sectional view taken along line DD in FIG. 1... Drive wheel, 2... Guide wheel, 3... Vehicle body, 4
...Upper frame, 5...Rotary wheel, 6...Lower frame, 7...Rotation fulcrum shaft, F...Track frame.

Claims

[Scope of utility model registration request]

An upper frame 4 that is integrally connected to the vehicle body 3 and has a driving wheel 1 and a guide wheel 2 at the front and rear ends, and a lower frame 6 that has 5 groups of rolling wheels are vertically moved around a rotation fulcrum shaft 7. A track running device for a combine harvester, in which the height and attitude of the vehicle body 3 above the ground can be changed by changing and adjusting the relative angles of the upper and lower frames 4 and 6, which are connected together to form a track frame F, A crawler track running device for a combine harvester, characterized in that the rotation fulcrum shaft 7 is disposed approximately in the longitudinal center of the track frame F, behind the center of gravity G of the combine machine.