JPH0465007U - - Google Patents
Info
- Publication number
- JPH0465007U JPH0465007U JP10702190U JP10702190U JPH0465007U JP H0465007 U JPH0465007 U JP H0465007U JP 10702190 U JP10702190 U JP 10702190U JP 10702190 U JP10702190 U JP 10702190U JP H0465007 U JPH0465007 U JP H0465007U
- Authority
- JP
- Japan
- Prior art keywords
- control
- working
- lifting
- reverse
- detection sensor
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Description
図面は、本考案に係る作業用走行車における作
業部の昇降制御装置の実施例を示したものであつ
て、第１図はトラクタの側面図、第２図は同上平
面図、第３図は同上要部側面図、第４図はサイド
パネルの平面図、第５図は油圧機構を示す油圧回
路、第６図は制御機構のブロツク図、第７図は後
進上昇制御のフローチヤート図、第８図はリフト
アーム制御のフローチヤート図である。
図中、１は走行機体、３は作業部、４は油圧シ
リンダ、５はリフトアーム、８は耕深検知センサ
、１０はカプラ、１１は制御部である。
The drawings show an embodiment of the lifting control device for the working section of the working vehicle according to the present invention, in which FIG. 1 is a side view of the tractor, FIG. 2 is a plan view of the same, and FIG. 4 is a plan view of the side panel, 5 is a hydraulic circuit showing the hydraulic mechanism, 6 is a block diagram of the control mechanism, 7 is a flowchart of reverse lift control, and 4 is a plan view of the side panel. FIG. 8 is a flowchart of lift arm control. In the figure, 1 is a traveling machine body, 3 is a working part, 4 is a hydraulic cylinder, 5 is a lift arm, 8 is a plowing depth detection sensor, 10 is a coupler, and 11 is a control part.
Claims (1)
昇降制御部に接続される耕深検知センサの検知値
に基づいて作業部を昇降せしめる耕深自動制御手
段と、走行機体の後進操作に基づいて作業部を自
動的に上昇せしめる後進上昇制御手段とを設けて
なる作業用走行車において、前記昇降制御部に、
耕深検知センサが接続状態であるとの判断に基づ
いて後進上昇制御を実行し、非接続状態であると
の判断に基づいて後進上昇制御を解除する後進上
昇制御切換手段を設けたことを特徴とする作業用
走行車における作業部の昇降制御装置。 The lifting control unit that controls the lifting and lowering operation of the working unit includes automatic tilling depth control means that lifts and lowers the working unit based on the detected value of a tilling depth detection sensor connected to the lifting control unit, and In the work vehicle, the work vehicle is provided with a backward raising control means for automatically raising the working part, the raising/lowering control part comprising:
The present invention is characterized by providing a reverse raise control switching means that executes the reverse raise control based on the determination that the plowing depth detection sensor is in the connected state, and cancels the reverse raise control based on the determination that the plowing depth detection sensor is in the disconnected state. A lifting control device for a working part in a working vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10702190U JP2539036Y2 (en) | 1990-10-12 | 1990-10-12 | Elevation control device for working unit in work vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10702190U JP2539036Y2 (en) | 1990-10-12 | 1990-10-12 | Elevation control device for working unit in work vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0465007U true JPH0465007U (en) | 1992-06-04 |
| JP2539036Y2 JP2539036Y2 (en) | 1997-06-18 |
Family
ID=31853344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10702190U Expired - Fee Related JP2539036Y2 (en) | 1990-10-12 | 1990-10-12 | Elevation control device for working unit in work vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2539036Y2 (en) |
-
1990
- 1990-10-12 JP JP10702190U patent/JP2539036Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2539036Y2 (en) | 1997-06-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |