JPS5951966B2 - Automatic working height control device for mobile harvesters - Google Patents
Automatic working height control device for mobile harvestersInfo
- Publication number
- JPS5951966B2 JPS5951966B2 JP16013479A JP16013479A JPS5951966B2 JP S5951966 B2 JPS5951966 B2 JP S5951966B2 JP 16013479 A JP16013479 A JP 16013479A JP 16013479 A JP16013479 A JP 16013479A JP S5951966 B2 JPS5951966 B2 JP S5951966B2
- Authority
- JP
- Japan
- Prior art keywords
- ground
- height
- drive mechanism
- control device
- 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.)
- Expired
Links
Landscapes
- Harvester Elements (AREA)
Description
【発明の詳細な説明】
本発明は、走行装置の上部に配置した収穫作物処理装置
を前記走行装置に対して駆動昇降させる第１駆動機構と
、前記走行装置の前部に配置した対地収穫作業装置を前
記後部処理装置に対して駆動昇降させる第２駆動機構と
を備えたコンバインや玉葱収穫機などの移動収穫機にお
ける作業高さ自動制御装置に関し、その目的は、前記前
部作業装置の対地高さ調節を、この前部作業装置から収
）穫作物処理装置への作物受は渡し作用を極力良好な状
態に保持し乍ら、しかも、前部作業装置の地面との衝突
や収穫不良のない状態で確実、良好に行なうことができ
るようにぜんとする点にある。DETAILED DESCRIPTION OF THE INVENTION The present invention provides a first drive mechanism for driving up and down a harvested crop processing device disposed on the upper part of the traveling device with respect to the traveling device, and a ground harvesting mechanism disposed in the front part of the traveling device. Regarding an automatic working height control device for a mobile harvesting machine such as a combine harvester or an onion harvesting machine, the device is equipped with a second drive mechanism that drives the device up and down with respect to the rear processing device, and the purpose thereof is to The height adjustment (harvesting from this front working device) to the harvested crop processing device maintains the transfer effect as good as possible, while also preventing collision of the front working device with the ground and poor harvesting. The aim is to ensure that the process can be carried out reliably and well even under conditions where there is no problem.
先ず、本発明の実施例を図面に基づいて説明すする。First, embodiments of the present invention will be explained based on the drawings.
第１図は移動収穫機の一つであるコンバインを示し、左
右一対のクローラＩＡ、ＩＡからなる走行装置１の上部
に、脱穀フィードチェーン２Ａを有する脱穀装置２を、
この脱穀装置２側の機体フ）レーム２Ｂと走行装置１側
のトラックフレーム１Ｂとで平行回連リンク機構を構成
するリンク７゜７及び７，７を介して昇降可能に装備す
るとともに、これら同装置１，２の前方には、引起し装
置４Ａ、／’＜リカン型の刈刃４Ｂならびに、刈取殻稈
１を横倒れ姿勢に変更し乍ら前記脱穀フィードチェーン
２Ａに搬送供給する縦搬送装置４０等からなる刈取装置
４を、前記縦搬送装置４Ｃの搬送終端部近くあ横軸芯２
周りで昇降自在に連結している。FIG. 1 shows a combine harvester, which is one type of mobile harvester, in which a threshing device 2 having a threshing feed chain 2A is mounted on the top of a traveling device 1 consisting of a pair of left and right crawlers IA, IA.
The body frame 2B on the side of the threshing device 2 and the track frame 1B on the side of the traveling device 1 constitute a parallel link mechanism. In front of the devices 1 and 2, there are a pulling device 4A, a recan-type cutting blade 4B, and a vertical conveying device that transports and supplies the reaped husk culm 1 to the sideways posture while conveying it to the threshing feed chain 2A. The reaping device 4 consisting of a 40 etc.
It is connected to the surrounding area so that it can be raised and lowered freely.
。□ また、第２図でも示すように、前記脱穀装置
２を前記走行装置１に対して駆動昇降させる左右一対の
第１駆動機構３，３と、前記刈取装置４を脱穀装置２に
対して駆動昇降させる第２駆動機構５とを設は名ととも
に、前記刈取装置４の左右両側部に対地高さ検出用セン
サー６．６を設け、このセンサー６．６による検出対地
高さ変位量が小さいときは、前記第１駆動機構３，３の
みを作動させ、かつ、前記センサー６による検出対地高
さ変位量が大なるときは、前記第１、第２駆動機構３．
３及び５をともに作動させるべく、前記刈取装置４の対
地高さく刈高さ）を自動制御可能な機構８を設けている
。. □ Also, as shown in FIG. 2, a pair of left and right first drive mechanisms 3, 3 drive the threshing device 2 up and down with respect to the traveling device 1, and a pair of first drive mechanisms 3, 3 drive the reaping device 4 with respect to the threshing device 2. A second drive mechanism 5 for raising and lowering is provided, and sensors 6.6 for detecting the height above the ground are provided on both left and right sides of the reaping device 4, and when the amount of displacement in the height above the ground detected by the sensor 6.6 is small. When only the first drive mechanisms 3, 3 are operated, and the amount of height displacement from the ground detected by the sensor 6 is large, the first and second drive mechanisms 3.
In order to operate both 3 and 5, a mechanism 8 is provided which can automatically control the height of the cutting device 4 above the ground.
前記第１駆動機構３，３は、左右一対の後部リンク７．
７とトラックフレーム１Ｂとの間に夫々介装した油圧シ
リンダ３Ａ、３Ａと、この油圧シリンダ３Ａ、３Ａの伸
縮作動を司る電磁バルブ３Ｂ、３Ｂ等からなり、また、
前記第２駆動機構６は、前記刈取装置４の刈取フレーム
４Ｄと機体フレーム２Ｂとの間に介装した腰折れリンク
５Ａと油圧シリンダ５Ｂならびに、この油圧シリンダ５
Ｂの伸縮作動を司る電磁バルブ５０等から構成されてい
る。The first drive mechanisms 3, 3 include a pair of left and right rear links 7.
7 and the truck frame 1B, and electromagnetic valves 3B, 3B, etc., which control the expansion and contraction operations of the hydraulic cylinders 3A, 3A, and the like.
The second drive mechanism 6 includes a bent link 5A and a hydraulic cylinder 5B interposed between the reaping frame 4D and the machine frame 2B of the reaping device 4, and the hydraulic cylinder 5.
It is composed of an electromagnetic valve 50 etc. that controls the expansion and contraction operation of B.
前記対地高さ自動制御機構８は次の如く構成されている
。The automatic height control mechanism 8 above the ground is constructed as follows.
即ち、左右のセンサー６．６と前記第１駆動機構３，３
の構成部材である電磁バルブ３Ｂ、３Ｂの昇降用及び下
降用ソレノイド３ａ、３ｂ及び３ａ、３ｂとを各別に電
気接続する一方、左右のセンサー６．６を第２駆動機構
５の構成部材である電磁バルブ５Ｃの昇降用及び下降用
ソレノイド５ａ、５ｂに共に電気接続している。That is, the left and right sensors 6.6 and the first drive mechanisms 3, 3
The electromagnetic valves 3B, 3B, which are constituent members, are electrically connected to the lifting and lowering solenoids 3a, 3b and 3a, 3b, respectively, while the left and right sensors 6.6 are the constituent members of the second drive mechanism 5. It is electrically connected to both the lifting and lowering solenoids 5a and 5b of the electromagnetic valve 5C.
また、左右のセンサー６．６から第１駆動機構３．３側
の電磁バルブ３Ｂ、３Ｂ及び第２駆動機構５側の電磁バ
ルブ５Ｃへの制御系の途中には夫々法められた時間内の
信号に対しては拒否する遅れ回路８Ａ、８Ａ及び８Ｂを
介装するとともに、前記第２駆動機構５側の遅れ回路８
Ｂの拒否時間を第１駆動機構３，３側の遅れ回路８Ａ、
８Ａの拒否時間よりも長く設定している。In addition, in the middle of the control system from the left and right sensors 6.6 to the electromagnetic valves 3B, 3B on the first drive mechanism 3.3 side and the electromagnetic valve 5C on the second drive mechanism 5 side, there are Delay circuits 8A, 8A, and 8B are provided to reject the signal, and a delay circuit 8 on the second drive mechanism 5 side is provided.
The delay circuit 8A on the first drive mechanism 3, 3 side,
It is set longer than the rejection time of 8A.
従って、センサー６．６の瞬間的な検出作動に対しては
、第１駆動機構３，３及び第２駆動機構５の何れも作動
しない。Therefore, neither the first drive mechanism 3 nor the second drive mechanism 5 operates in response to the instantaneous detection operation of the sensor 6.6.
また、前記センサー６゜６が第１駆動機構３，３側の遅
れ回路８Ａ、８Ａの拒否時間以上で、かつ、第２駆動機
構５側の遅れ回路８Ｂの拒否時間よりも小なる範囲内で
検出作動したとき、つまり、検出対地高さ変位量が小な
るときは、前記センサー６．６の検出結果に基。Further, the sensor 6°6 is within a range that is greater than or equal to the rejection time of the delay circuits 8A, 8A on the first drive mechanism 3, 3 side, and smaller than the rejection time of the delay circuit 8B on the second drive mechanism 5 side. When the detection is activated, that is, when the detected height displacement from the ground is small, it is based on the detection result of the sensor 6.6.
づいて第１駆動機構３，３のみが作動する。Then, only the first drive mechanisms 3, 3 operate.
更に、前記センサー６．６が第２駆動機構５側の遅れ回
路８Ｂの拒否時間以上に亘って検出作動したとき、つま
り、検出対地高さ変位量が大なるときは、前記センサー
６．６の検出結果に基づいて第１駆動機構３，３及び第
２駆動機構５が共に作動する。Furthermore, when the sensor 6.6 operates for a period longer than the rejection time of the delay circuit 8B on the second drive mechanism 5 side, that is, when the detected height displacement from the ground becomes large, the sensor 6.6 Based on the detection result, the first drive mechanisms 3, 3 and the second drive mechanism 5 operate together.
尚、図中Ｓ１．Ｓ２及びＳ３．Ｓ４は、前記第１駆動機
構３，３の油圧シリンダ３Ａ、３Ａが最大上昇位置及び
最大下降位置にまで伸縮作動したことを検出するスイッ
チで゛あり、これら各スイッチＳ１．Ｓ２及びＳ３．Ｓ
４ノ接点Ｓａ１．Ｓａ２及びＳａ３．Ｓａ４を、前記電
磁バルブ３Ｂ、３Ｂの上昇及び下降回路途中１に各々介
装している。In the figure, S1. S2 and S3. S4 is a switch for detecting that the hydraulic cylinders 3A, 3A of the first drive mechanisms 3, 3 have expanded and contracted to the maximum raised position and the maximum lowered position, and each of these switches S1. S2 and S3. S
4 contacts Sa1. Sa2 and Sa3. Sa4 is interposed in the ascending and descending circuits 1 of the electromagnetic valves 3B and 3B, respectively.
また、前記第１、第２駆動機構３，５がともに作動する
とき、これら両者３，５を同時的に作動させるべく構成
しても良く、また、第１駆動機構３の作動が終了したの
ちに第２駆動機構５を作動′させるべく構成しても良い
。Further, when the first and second drive mechanisms 3 and 5 operate together, it may be configured so that both of them operate simultaneously, or after the operation of the first drive mechanism 3 is completed. The configuration may be such that the second drive mechanism 5 is actuated at the same time.
以上要するに、本発明による移動収穫機おける作業高さ
自動制御装置は、冒記したものにおいて、前記前部作業
装置４に対地高さ検出用センサー６を設け、このセンサ
ー６による検出対地高さ°変位量が小さいときは、前記
第１駆動機構３のみを作動させ、かつ、前記センサー６
による検出対地高さ変位量が大なるときは、前記第１、
第２両駆動機構３，５をともに作動させるべく、前記前
部作業装置４の対地高さを自動制御可能な機構８を設け
であることを特徴とする。In summary, in the automatic working height control device for a mobile harvester according to the present invention, the front working device 4 is provided with a sensor 6 for detecting the height above the ground, and the height above the ground detected by the sensor 6 is When the amount of displacement is small, only the first drive mechanism 3 is operated and the sensor 6 is activated.
When the amount of height displacement from the ground detected by
The present invention is characterized in that a mechanism 8 capable of automatically controlling the height of the front working device 4 above the ground is provided in order to operate both the second drive mechanisms 3 and 5.
即ち、小さな凹凸が存在する箇所での収穫作業時には、
センサー６による検出結果に基づいて第１駆動機構３の
みを作動させることにより、前記前部作業装置４と後部
処理装置２との相対姿勢を一定に保持して、これら両者
間での作物受は渡し作用を円滑、良好に行なわせ乍らも
、前記前部作業装置４を所定の対地作業高さに自動的に
修正することができ、また、大きな凹凸が存在する箇所
での収穫作業時には、前記センサー６による検出結果に
基づいて前記第１、第２両駆動機構３，５をともに作動
させることにより、この前部作業装置４の昇降不足に起
因する地面との衝突や収穫不良を回避することができる
。In other words, when harvesting in areas with small irregularities,
By operating only the first drive mechanism 3 based on the detection result by the sensor 6, the relative postures of the front working device 4 and the rear processing device 2 are maintained constant, and the crop support between them is maintained. While the handing operation is performed smoothly and well, the front working device 4 can be automatically adjusted to a predetermined working height above the ground. By operating both the first and second drive mechanisms 3 and 5 based on the detection result by the sensor 6, collision with the ground and poor harvest caused by insufficient elevation of the front working device 4 can be avoided. be able to.
従って、前部作業装置４の対地作業高さ調節を、この前
部作業装置４から後部処理装置２への作物受は渡し作用
を極力良好な状態に保持し乍ら、しかも、前部作業装置
４の衝突や収穫不良のない状態で確実、良好に行ない得
るに至った。Therefore, while adjusting the height of the front working device 4 above the ground, the crop tray from the front working device 4 to the rear processing device 2 maintains the handing action as good as possible, and moreover, It has now been possible to perform the process reliably and successfully without any collisions or poor harvests.
図面は本発明に係る移動収穫機における作業高さ自動制
御装置の実施の態様を例示し、第１図はコンバインの全
体側面図、第２図は要部の制御系統図である。
１・・・・・・走行装置、２・・・・・・収穫作物処理
装置、３・・・・・・第１駆動機構、４・・・・・・対
地収穫作業装置、４Ａ・・・・・・引起し装置、５・・
・・・・第２駆動機構、６・・・・・・センサー、８・
・・・・・機構。The drawings illustrate an embodiment of the automatic working height control device for a mobile harvester according to the present invention, and FIG. 1 is an overall side view of the combine harvester, and FIG. 2 is a control system diagram of the main parts. DESCRIPTION OF SYMBOLS 1... Travel device, 2... Harvested crop processing device, 3... First drive mechanism, 4... Ground harvesting device, 4A... ...Lifting device, 5...
...Second drive mechanism, 6...Sensor, 8.
·····mechanism.
Claims (1)
前記走行装置１に対して駆動昇降させる第１駆動機構３
と、前記走行装置１の前部に配置した対地収穫作業装置
４を前記後部処理装置２に対して駆動昇降させる第２駆
動機構５とを備えた移動収穫機において、前記前部作業
装置４に対地高さ検出用センサー６を設け、このセンサ
ー６による検出対地高さ変位量が小さいときは、前記第
１駆動機構３のみを作動させ、かつ、前記センサー６に
よる検出対地高さ変位量が大なるときは、前記第１、第
２両駆動機構３，６をともに作動させるべく、前記前部
作業装置４の対地高さを自動制御可能な機構８を設けで
あることを特徴とする移動収穫機における作業高さ自動
制御装置。 ２ 前記第１、第２駆動機構３，５がともに作動すると
きは、両者３，５が同時的に作動するように構成されて
いる特許請求の範囲第１項に記載の移動収穫機における
作業高さ自動制御装置。 ３ 前記前部作業装置４力弓１起し装置４Ａを備えた刈
取装置であり、かつ、後部処理装置２が脱穀装置である
特許請求の範囲第１項又は第２項に記載の移動収穫機に
おける作業高さ自動制御装置。[Claims] 1. A first drive mechanism 3 for driving and lowering the harvested crop processing device 2 disposed above the traveling device 1 with respect to the traveling device 1.
and a second drive mechanism 5 for driving up and down the ground harvesting device 4 disposed at the front of the traveling device 1 with respect to the rear processing device 2. A height above ground detection sensor 6 is provided, and when the amount of height displacement from the ground detected by this sensor 6 is small, only the first drive mechanism 3 is operated, and when the amount of displacement from the ground height detected by the sensor 6 is large. In this case, a mechanism 8 capable of automatically controlling the height of the front working device 4 above the ground is provided so as to operate both the first and second drive mechanisms 3 and 6. Automatic working height control device for machines. 2. The work in the mobile harvester according to claim 1, wherein when the first and second drive mechanisms 3 and 5 are operated, both 3 and 5 are configured to operate simultaneously. Automatic height control device. 3. The mobile harvester according to claim 1 or 2, which is a reaping device equipped with the front working device 4-power bow 1 raising device 4A, and the rear processing device 2 is a threshing device. Automatic working height control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16013479A JPS5951966B2 (en) | 1979-12-10 | 1979-12-10 | Automatic working height control device for mobile harvesters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16013479A JPS5951966B2 (en) | 1979-12-10 | 1979-12-10 | Automatic working height control device for mobile harvesters |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5682014A JPS5682014A (en) | 1981-07-04 |
| JPS5951966B2 true JPS5951966B2 (en) | 1984-12-17 |
Family
ID=15708599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16013479A Expired JPS5951966B2 (en) | 1979-12-10 | 1979-12-10 | Automatic working height control device for mobile harvesters |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5951966B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02112876U (en) * | 1989-02-22 | 1990-09-10 | ||
| JPH047341Y2 (en) * | 1985-07-19 | 1992-02-26 | ||
| US9085121B2 (en) | 1999-05-13 | 2015-07-21 | 3M Innovative Properties Company | Adhesive-backed articles |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5978619A (en) * | 1982-10-26 | 1984-05-07 | 株式会社クボタ | Control of reaming height using non-contact distance sensor |
| JPS59141727U (en) * | 1983-03-11 | 1984-09-21 | ヤンマー農機株式会社 | Harvester cutting height adjustment device |
-
1979
- 1979-12-10 JP JP16013479A patent/JPS5951966B2/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH047341Y2 (en) * | 1985-07-19 | 1992-02-26 | ||
| JPH02112876U (en) * | 1989-02-22 | 1990-09-10 | ||
| US9085121B2 (en) | 1999-05-13 | 2015-07-21 | 3M Innovative Properties Company | Adhesive-backed articles |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5682014A (en) | 1981-07-04 |
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