JPH01108007U - - Google Patents
Info
- Publication number
- JPH01108007U JPH01108007U JP412188U JP412188U JPH01108007U JP H01108007 U JPH01108007 U JP H01108007U JP 412188 U JP412188 U JP 412188U JP 412188 U JP412188 U JP 412188U JP H01108007 U JPH01108007 U JP H01108007U
- Authority
- JP
- Japan
- Prior art keywords
- working machine
- pin
- locking
- hitch frame
- connecting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009434 installation Methods 0.000 description 2
Landscapes
- Agricultural Machines (AREA)
Description
図面は本考案の一実施例を示すものであつて、
第１図は農用トラクタの後部と作業機の側面図、
第２図は一部を破断した装着準備状態を示す正面
図、第３図は装着完了状態を示す同上正面図、第
４図は離脱準備状態を示す同上正面図、第５図ａ
は第２図の状態の側面図、ｂはａのＡ矢視図、第
６図ａは第３図の状態の側面図、ｂはａのＡ矢視
図、第７図ａは第４図の状態の側面図、ｂはａの
Ａ矢視図、第８図、第９図及び第１０図は操作レ
バーの操作位置を示す平面図である。
２……ロアリンク、４……トツプリンク、５…
…ヒツチフレーム、６……門型フレーム、８ａ…
…連結板、１０……溝、１１……係止板、１２…
…作業機、１３……係止溝、１９……ロツク孔、
２０……ロツクピン、２２……ガイドピン、２３
……スプリング、２５……ロツド、２７……操作
レバー、３０……引張スプリング、３６……連結
板、３７……連結ピン。
The drawings show one embodiment of the present invention,
Figure 1 is a side view of the rear of the agricultural tractor and the working machine.
Fig. 2 is a partially cutaway front view showing the installation preparation state, Fig. 3 is a front view of the same as above showing the installation completion state, Fig. 4 is a front view of the same as above showing the detachment preparation state, and Fig. 5a.
is a side view of the state shown in FIG. 2, b is a view of a in the direction of arrow A, FIG. 6 a is a side view of the state of FIG. 3, b is a view of a in direction of A, and FIG. FIG. 8, FIG. 9, and FIG. 10 are plan views showing the operating position of the operating lever. 2...Lower link, 4...Top link, 5...
...Hitsuchi frame, 6...Gate frame, 8a...
...Connecting plate, 10... Groove, 11... Locking plate, 12...
...Working equipment, 13...Latching groove, 19...Lock hole,
20...Lock pin, 22...Guide pin, 23
... Spring, 25 ... Rod, 27 ... Operation lever, 30 ... Tension spring, 36 ... Connection plate, 37 ... Connection pin.
Claims (1)
アリンク２，２との後端に、上部と下部両側とに
係合部７ａを有するヒツチフレーム５を連結し、
このヒツチフレーム５に作業機を連結するように
した農用トラクタにおいて、前記ヒツチフレーム
５の下部に取付けた前後方向でかつ略垂直な連結
板８ａに、作業機１２の下部両側に突設した連結
ピン３７が嵌合するように後方が開口した溝１０
を設け、前記連結ピン３７に嵌合すると共にその
移動に追従して回動する係止板１１を前記連結板
８ａは重合状態にして回動可能に軸支し、上記係
止板１１のロツク孔１９に挿脱可能な横方向のロ
ツクピン２０を前記連結板８ａに貫入付勢して装
着し、上記ロツクピン２０を操作レバーに連繋し
、該操作レバーを弾機でロツクピンがロツク作動
する方向に付勢したことを特徴とする農用トラク
タにおける作業機ロツク装置。 (2) 機体の後部に連結したトツプリンク４とロ
アリンク２，２との後端に、上部と下部両側とに
係合部７ａを有するヒツチフレーム５を連結し、
このヒツチフレーム５に作業機を連結するように
した農用トラクタにおいて、前記ヒツチフレーム
５の下部に取付けた前後方向でかつ略垂直な連結
板８ａに、作業機１２の下部両側に突設した連結
ピン３７が嵌合するように後方が開口した溝１０
を設け、前記連結ピン３７に嵌合すると共にその
移動に追従して回動する係止板１１を前記連結板
８ａに重合状態にして回動可能に軸支し、上記係
止板１１のロツク孔１９に挿脱可能な横方向のロ
ツクピン２０を前記連結板８ａに貫入付勢して装
着し、上記ロツクピン２０にガイドピン２２を突
設し、前記係止板１１に、ロツク解除時にガイド
ピン２２に係合して支持する弾性体を装着したこ
とを特徴とする農用トラクタにおける作業機ロツ
ク装置。[Claims for Utility Model Registration] (1) A hitch frame 5 having engaging portions 7a on both upper and lower sides is connected to the rear ends of the top link 4 and lower links 2, 2 connected to the rear of the fuselage. ,
In this agricultural tractor in which a working machine is connected to the hitch frame 5, connection pins are provided on both sides of the lower part of the working machine 12 on a connecting plate 8a which is installed at the lower part of the hitch frame 5 and is vertical in the front-rear direction. Groove 10 that is open at the rear so that 37 fits into it.
A locking plate 11 that fits into the connecting pin 37 and rotates following the movement of the connecting plate 8a is pivotally supported in an overlapping state so that the locking plate 11 can be rotated. A horizontal locking pin 20, which can be inserted and removed in the hole 19, is inserted into the connecting plate 8a by force, and the locking pin 20 is connected to an operating lever. A working machine locking device for an agricultural tractor, characterized in that it is energized. (2) A hitch frame 5 having engaging portions 7a on both upper and lower sides is connected to the rear ends of the top link 4 and lower links 2, 2 connected to the rear of the fuselage,
In this agricultural tractor in which a working machine is connected to the hitch frame 5, connection pins are provided on both sides of the lower part of the working machine 12 on a connecting plate 8a which is installed at the lower part of the hitch frame 5 and is vertical in the front-rear direction. Groove 10 that is open at the rear so that 37 fits into it.
A locking plate 11 that fits into the connecting pin 37 and rotates following the movement of the connecting pin 37 is rotatably supported in an overlapping state on the connecting plate 8a. A horizontal locking pin 20 that can be inserted and removed into the hole 19 is inserted into the connecting plate 8a and urged to be installed, a guide pin 22 is provided protruding from the locking pin 20, and the guide pin 22 is inserted into the locking plate 11 when the lock is released. 1. A working machine locking device for an agricultural tractor, characterized in that an elastic body is attached to engage with and support the working machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988004121U JPH0626086Y2 (en) | 1988-01-17 | 1988-01-17 | Work implement locking device for agricultural tractors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988004121U JPH0626086Y2 (en) | 1988-01-17 | 1988-01-17 | Work implement locking device for agricultural tractors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01108007U true JPH01108007U (en) | 1989-07-21 |
| JPH0626086Y2 JPH0626086Y2 (en) | 1994-07-20 |
Family
ID=31206350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988004121U Expired - Lifetime JPH0626086Y2 (en) | 1988-01-17 | 1988-01-17 | Work implement locking device for agricultural tractors |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0626086Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5563603U (en) * | 1978-10-26 | 1980-05-01 | ||
| JPS6227406U (en) * | 1985-08-02 | 1987-02-19 |
-
1988
- 1988-01-17 JP JP1988004121U patent/JPH0626086Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5563603U (en) * | 1978-10-26 | 1980-05-01 | ||
| JPS6227406U (en) * | 1985-08-02 | 1987-02-19 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0626086Y2 (en) | 1994-07-20 |
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