JPS5885905U - Tractor draft control device - Google Patents
Tractor draft control deviceInfo
- Publication number
- JPS5885905U JPS5885905U JP18150781U JP18150781U JPS5885905U JP S5885905 U JPS5885905 U JP S5885905U JP 18150781 U JP18150781 U JP 18150781U JP 18150781 U JP18150781 U JP 18150781U JP S5885905 U JPS5885905 U JP S5885905U
- Authority
- JP
- Japan
- Prior art keywords
- control device
- draft control
- lower link
- link
- tractor
- 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.)
- Pending
Links
Landscapes
- Agricultural Machines (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はロワリンクに作用する力の模式図、第２図は本
案装置を搭載したトラクタの側面図、第３図は要部の平
面図、第４図はロワリンクブラケット取付部の側面図、
第５図は同じく正面図、第６図は油圧回路図、第７図は
制御系要部のブロック図である。
１・・・トラクタ、２・・・プラウ耕耘作業機、３・・
・３点リンク機構、４・・・ロワリンクブラケット、７
・・・比較回路、８・・・ブザー、１１・・・トップリ
ンク、１２・・・ロワリンク、１３・・・リフトリンク
、１４・・・リフトアーム、１９・・・車軸ケース、２
１・・・プラウ、４１．４２・・・腕板、４３−０ワリ
ンクシヤフト、５１、 ５２． ５３． ５４・・・歪
ゲージ、５５・・・差動−増幅器、６１・・・油圧シリ
ンダ、６３・・・電磁弁、６３ａ、６３ｂ・・・ソレノ
オド。Fig. 1 is a schematic diagram of the force acting on the lower link, Fig. 2 is a side view of the tractor equipped with the proposed device, Fig. 3 is a plan view of the main parts, Fig. 4 is a side view of the lower link bracket mounting part,
FIG. 5 is a front view, FIG. 6 is a hydraulic circuit diagram, and FIG. 7 is a block diagram of the main parts of the control system. 1...Tractor, 2...Plow cultivating machine, 3...
・Three-point link mechanism, 4...lower link bracket, 7
... Comparison circuit, 8 ... Buzzer, 11 ... Top link, 12 ... Lower link, 13 ... Lift link, 14 ... Lift arm, 19 ... Axle case, 2
1...Plow, 41.42...Arm plate, 43-0 Warinck shaft, 51, 52. 53. 54... Strain gauge, 55... Differential amplifier, 61... Hydraulic cylinder, 63... Solenoid valve, 63a, 63b... Solenoid.
Claims (1)
支するブラケットの機体に対する取付角度を、リフトリ
ンクとロワリンクとの枢支部のなす角度に関連づけて定
めてあり、ロワリンクに付加される牽引抵抗力を検出す
べく歪ゲージを前記ブラケットに取付けたことを特徴と
するトラクタのドラフトコントロール装置。The mounting angle of the bracket to the fuselage that supports the lower link, which is rotated up and down by the lift link, is determined in relation to the angle formed by the pivot between the lift link and the lower link, and the traction resistance force added to the lower link is determined. A draft control device for a tractor, characterized in that a strain gauge is attached to the bracket for detecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18150781U JPS5885905U (en) | 1981-12-04 | 1981-12-04 | Tractor draft control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18150781U JPS5885905U (en) | 1981-12-04 | 1981-12-04 | Tractor draft control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5885905U true JPS5885905U (en) | 1983-06-10 |
Family
ID=29979048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18150781U Pending JPS5885905U (en) | 1981-12-04 | 1981-12-04 | Tractor draft control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5885905U (en) |
-
1981
- 1981-12-04 JP JP18150781U patent/JPS5885905U/en active Pending
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