JPH0392904U

JPH0392904U -

Info

Publication number: JPH0392904U
Application number: JP6663190U
Authority: JP
Priority date: 1990-06-22
Filing date: 1990-06-22
Publication date: 1991-09-20
Anticipated expiration: 2005-01-16
Also published as: JPH0739370Y2

Description

[Brief explanation of the drawing]

図面は本考案に係る作業機の作業装置着脱構造
の実施例を示し、第１図は草刈機の一部切欠き全
体側面図、第２図は作業装置着脱部の開放した斜
視図、第３図はヒツチの左側面図、第４図はヒツ
チの正面図、第５図はヒツチの右側面図、第６図
はヒツチの背面図、第７図はヒツチの底面図、第
８図はヒツチの平面図、第９図は第４図における
Ａ−Ａ線断面図、第１０図は第５図におけるＢ−
Ｂ線断面図、第１１図は第４図におけるＣ−Ｃ線
断面図、第１２図は第８図におけるＤ−Ｄ線断面
図である。１３，１４……連結棒、１５，１６……凹部、
１０ａ……前側の上端面、１０ｂ……後側の上端
面、Ｍ……作業機本体、Ｈ……ヒツチ、Ｓ……作
業装置。 The drawings show an embodiment of the working device attachment/detachment structure for a working machine according to the present invention, in which FIG. 1 is a partially cutaway overall side view of the mower, FIG. 2 is an open perspective view of the work device attachment/detachment part, and FIG. Figure 4 is a front view of the hitch, Figure 5 is a right side view of the hitch, Figure 6 is a rear view of the hitch, Figure 7 is a bottom view of the hitch, and Figure 8 is a bottom view of the hitch. 9 is a sectional view taken along line A-A in FIG. 4, and FIG. 10 is a sectional view taken along line B-A in FIG.
11 is a sectional view taken along the line C--C in FIG. 4, and FIG. 12 is a sectional view taken along the line D--D in FIG. 8. 13, 14... Connecting rod, 15, 16... Recessed part,
10a... Upper end surface on the front side, 10b... Upper end surface on the rear side, M... Working machine main body, H... Hitoshi, S... Working device.

Claims

[Scope of utility model registration request]

The front part of the self-propelled work machine main body M is provided with a hitch H that connects the working device S through a pair of upper and lower hook-type locking means, and the upper locking means is formed on the upper part of the hitch H. The working device S is placed in the upward recess 15.
The connecting rod 13 suspended horizontally on the upper part of the hitch H is configured to be engaged from above, and the lower locking means is suspended horizontally on the lower part of the working device S in a forward facing recess 16 formed in the lower part of the hitch H. The connecting rod 14 is configured to be inserted from the front, and the rear upper end surface 10b of the upwardly directed recess 15 formed in the upper part of the hitch H is configured as a rear upward slope surface, and this inclined rear upper end surface 10b A working device attachment/detachment structure for a working machine, in which the top of the working device is configured to be higher than the front upper end surface 10a of the recessed portion 15.