JPH0751014B2 - Agricultural work machine ground supply device - Google Patents

Agricultural work machine ground supply device

Info

Publication number
JPH0751014B2
JPH0751014B2 JP1147634A JP14763489A JPH0751014B2 JP H0751014 B2 JPH0751014 B2 JP H0751014B2 JP 1147634 A JP1147634 A JP 1147634A JP 14763489 A JP14763489 A JP 14763489A JP H0751014 B2 JPH0751014 B2 JP H0751014B2
Authority
JP
Japan
Prior art keywords
sensor
supply amount
amount
ground
supply device
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 - Lifetime
Application number
JP1147634A
Other languages
Japanese (ja)
Other versions
JPH0310611A (en
Inventor
寛 大坪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kubota Corp
Original Assignee
Kubota Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Kubota Corp filed Critical Kubota Corp
Priority to JP1147634A priority Critical patent/JPH0751014B2/en
Publication of JPH0310611A publication Critical patent/JPH0310611A/en
Publication of JPH0751014B2 publication Critical patent/JPH0751014B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Fertilizing (AREA)
  • Sowing (AREA)

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、貯留部の貯留物を繰出し機構の作動によって
地面に供給する農作業機の対地供給装置に関し、詳しく
は、肥料、薬剤、種子等を地面に供給するための装置に
関するものである。
Description: TECHNICAL FIELD The present invention relates to a ground supply device for an agricultural work machine that supplies the stored matter in a storage section to the ground by operating a feeding mechanism, and more specifically, fertilizers, chemicals, seeds, and the like. The present invention relates to a device for supplying the ground to the ground.

〔従来の技術〕[Conventional technology]

地面に肥料を供給するための装置を例に挙げると、この
種の装置として、実開昭62−164724号公報に示されるも
のが存在し、この引例では貯留部に貯留された肥料を植
付アームの作動と連係して地面に供給するよう植付アー
ムと繰出し機構とが連係されると共に、貯留部の重量を
計測するセンサからの検出結果を一定周期毎に取込ん
で、減少した重量から貯留物の消費量を求め、この繰出
し量に基いて繰出し機構の繰出し量を調節し得るよう構
成されている。
As an example of a device for supplying fertilizer to the ground, there is a device shown in Japanese Utility Model Publication No. 62-164724 as this type of device, and in this reference, the fertilizer stored in the storage part is planted. The planting arm and the feeding mechanism are linked so as to supply to the ground in association with the operation of the arm, and the detection result from the sensor that measures the weight of the storage part is taken in at regular intervals to reduce the weight. It is configured such that the consumption amount of the stored material is obtained and the delivery amount of the delivery mechanism can be adjusted based on the delivery amount.

〔発明が解決しようとする課題〕[Problems to be Solved by the Invention]

ここで前記従来例について考えるに、このように貯留部
の重量に基いて、繰出し量を求める構成のものでは、光
センサ、超音波センサ等の非接触型のセンサを用いて、
貯留部における貯留物の残量を求めるものと比較して構
造が簡単で、比較的精度を高め得るという利点を有する
反面、前記従来例のように、一定周期毎に、即ち、一定
時間の経過毎に貯留部の重量を計測するものでは、例え
ば、所定面積に対する肥料の供給量を所望の値に維持し
ようとすると、機体の走行速度を予め計算した値に維持
して走行せねばならず、作業に煩しさを生ずるばかりで
無く、機体の走行を停止させた場合には、大きい誤差を
生ずることとなり改善の余地がある。
Considering the conventional example here, based on the weight of the storage portion, in the configuration for determining the delivery amount, using a non-contact type sensor such as an optical sensor or an ultrasonic sensor,
Although it has the advantages that the structure is simpler and the accuracy can be relatively increased compared to the case where the remaining amount of the stored material in the storage portion is obtained, on the other hand, like the above-mentioned conventional example, at regular intervals, that is, after a fixed time elapses. For measuring the weight of the storage section for each, for example, in order to maintain the amount of fertilizer supplied to a predetermined area at a desired value, the traveling speed of the aircraft must be maintained at a value calculated in advance, Not only is the operation troublesome, but when the machine body is stopped from running, a large error will occur, and there is room for improvement.

本発明の目的は、機体を走行させ乍ら肥料等を地面に供
給する場合、この供給量が、できるだけ正確に、所望の
値に維持される装置を合理的に構成する点にある。
An object of the present invention is to reasonably configure a device in which, when the manure is run and the fertilizer or the like is supplied to the ground, the supplied amount is maintained at a desired value as accurately as possible.

〔課題を解決するための手段〕[Means for Solving the Problems]

本発明の特徴は、前述のように貯留部、繰出し機構を有
する供給装置において、機体の単位走行距離に対する貯
留物の供給量を予め設定する入力手段を設けると共に、
前記貯留部に貯留された貯留物の重量を計測する第1セ
ンサ、及び、機体の走行距離を求める第2センサを設
け、第2センサで機体の単位距離走行を検出した際にお
ける貯留物の供給量を、第1センサで計測される重量の
減少に基いて求める供給量判定手段を設け、前記入力手
段で設定された値と、この供給量判別手段との間に誤差
を生じた際には、この誤差を修正する方向に向けて前記
繰出し機構の繰出し量を操作する調節手段を有して成る
点にあり、その作用、及び、効果は次の通りである。
A feature of the present invention is that, in the supply device having the storage unit and the feeding mechanism as described above, the input unit for presetting the supply amount of the storage product with respect to the unit traveling distance of the machine body is provided,
Supply of the stored material when the first sensor for measuring the weight of the stored material stored in the storage portion and the second sensor for determining the travel distance of the airframe are provided and the second sensor detects the unit distance travel of the airframe. A supply amount determining means for determining the amount based on the decrease in weight measured by the first sensor is provided, and when an error occurs between the value set by the input means and the supply amount determining means, The present invention is characterized in that it has an adjusting means for operating the feeding amount of the feeding mechanism in the direction of correcting this error, and its action and effect are as follows.

〔作用〕[Action]

上記特徴によると、作業時には第2センサで機体の単位
距離走行したことを検出した際における、貯留物の供給
量を第1センサで計測される重量に基づいて求めると共
に、この供給量と入力手段によって設定された値とに誤
差を生じている場合には、調節手段が誤差を修正する方
向に向けて繰出し機構の繰出し量を調節する。
According to the above feature, when the second sensor detects that the aircraft has traveled a unit distance during the work, the supply amount of the stored material is obtained based on the weight measured by the first sensor, and the supply amount and the input unit are calculated. If there is an error with the value set by, the adjusting means adjusts the delivery amount of the delivery mechanism in the direction of correcting the error.

つまり、この構成では単位走行距離に対する貯留部の重
量減少分が供給量であるので、例えば、作業途中に機体
の走行速度を変化させた場合でも、機体の走行を一時的
に停止させた場合でも、この単位走行距離に対する貯留
物の供給量を求めうるものとなり、作業時には地面の所
定面積に対する肥料等の供給量、あるいは、苗1株に対
する肥料等の供給量を予め設定した値に維持できるもの
となる。
In other words, in this configuration, the supply amount is the weight reduction amount of the storage unit with respect to the unit traveling distance, and therefore, for example, even when the traveling speed of the aircraft is changed during the work, or even when the traveling of the aircraft is temporarily stopped. , It becomes possible to obtain the supply amount of stored material for this unit mileage, and it is possible to maintain the supply amount of fertilizer, etc. for a predetermined area of the ground or the supply amount of fertilizer, etc. for 1 seedling at a preset value during work. Becomes

〔発明の効果〕〔The invention's effect〕

従って、作業を行う場合には単に機体を走行させるだけ
で、人為的な操作を何ら行わずとも、地面の単位面積あ
たりの供給量が正確に所望の値に維持される装置が合理
的に構成されたのである。
Therefore, when performing work, the device can be reasonably configured so that the amount of supply per unit area of the ground can be accurately maintained at a desired value by simply moving the aircraft and performing no artificial operation. It was done.

特に本発明では、貯留部における貯留物の貯留量を重量
で計測するので、例えば、光センサ、超音波センサなど
を用いて容積に基づいて貯留物の貯留量を計測するもの
と比較して構造が簡単でありながら正確な値を計測して
精度の高い制御を可能にするという効果も奏する。
Particularly, in the present invention, since the storage amount of the storage in the storage unit is measured by weight, for example, the structure is compared with that of measuring the storage amount of the storage based on the volume using an optical sensor, an ultrasonic sensor or the like. Although it is simple, it also has an effect of enabling accurate control by measuring an accurate value.

〔実施例〕〔Example〕

以下、本発明の実施例を図面に基いて説明する。 Embodiments of the present invention will be described below with reference to the drawings.

第6図に示すように、前後車輪(1),(1)を有した
走行機体(2)の後部に対して、リンク機構(3)を介
し昇降自在に苗植付装置(A)を連結して乗用型の田植
機が構成されている。
As shown in FIG. 6, the rear part of the traveling machine body (2) having the front and rear wheels (1) and (1) is connected to the seedling planting device (A) so as to be able to move up and down through a link mechanism (3). Then, a riding type rice transplanter is constructed.

第4図に示すように苗植付装置(A)は走行機体(2)
から動力が伝えられる伝動ケース(4)、、この伝動ケ
ース(4)からの動力が伝えられる複数のチェーンケー
ス(5)……、これらのチェーンケース(5)夫々に設
けられた回転ケース(15)に一対ずつ設けられた植付ア
ーム(6)……、マット状苗(W)を載置する苗のせ台
(7)、複数の整地フロート(8)……夫々を有して成
り、又、この田植機では苗植付作業と同時に水田に対し
て肥料を供給する施肥装置(B)(対地供給装置の一
例)が設けられている。
As shown in FIG. 4, the seedling planting device (A) is a traveling body (2).
The power transmission case (4) to which the power is transmitted, the plurality of chain cases (5) to which the power from the power transmission case (4) is transmitted, and the rotation cases (15) provided in each of the chain cases (5). ) Each having a pair of planting arms (6) ..., a seedling stand (7) on which a mat-shaped seedling (W) is placed, a plurality of leveled floats (8) ... The rice transplanter is provided with a fertilizer application device (B) (an example of a ground supply device) that supplies fertilizer to the paddy field at the same time as the seedling planting work.

つまり、施肥装置(B)は、肥料(9)を貯留する貯留
部としてのホッパー(10)から肥料(9)を繰出し機構
(11)で繰出すと共に、ホース(12)を介して作溝器
(13)に送るよう構成され、この施肥装置(B)では、
繰出し機構(11)に備えられた繰出しロール(11a)を
植付アーム(6)からの動力で往復作動させるよう、繰
出し機構(11)の駆動軸(14)と、前記回転ケース(1
5)とが、ロッド(16)及び操作アーム(17)を介して
連動連結されている。
That is, the fertilizer application device (B) feeds the fertilizer (9) from the hopper (10) serving as a storage unit for storing the fertilizer (9) by the feeding mechanism (11), and at the same time, makes a groover via the hose (12). The fertilizer application device (B) is configured to send to (13),
The drive shaft (14) of the feeding mechanism (11) and the rotating case (1) so that the feeding roll (11a) provided in the feeding mechanism (11) is reciprocally operated by the power from the planting arm (6).
And 5) are interlocked with each other via a rod (16) and an operation arm (17).

又、この施肥装置(B)では機体(2)の走行距離に対
する肥料(9)の供給量を予め設定しておくことで、作
業時には水田の単位面積あたりの肥料(9)の供給量を
所望の値に維持する自動調節系が備えられている。
Further, in this fertilizer application device (B), the supply amount of the fertilizer (9) to the traveling distance of the machine body (2) is set in advance so that the supply amount of the fertilizer (9) per unit area of the paddy field is desired at the time of work. An automatic adjustment system is maintained to maintain the value of.

つまり、この自動調節系は第1図に示す如く、その構成
を表すことが可能であり、この構成では、水田の単位面
積に対する肥料(9)の供給量を予め設定する入力手段
(C)と、ホッパー(10)の重量を計測する第1センサ
(D)、及び、機体(2)の走行距離を求める第2セン
サ(E)夫々からの信号が入力することで、機体(2)
が単位距離だけ走行した際におけるホッパー(10)の重
量減少から供給量を求める供給量判別手段(F)と、入
力手段(C)、供給量判別手段(F)夫々の誤差に基い
て繰出し機構(11)の繰出し量を誤差が減少する方向に
調節する調節手段(G)とを有して成り、第2図乃至第
6図に示すように入力手段(C)はダイヤル(18)で操
作されるポテンショメータ(19)で構成され、第1セン
サ(D)は、ステー(20)を介して前記チェーンケース
(5)に支持される横フレーム(22)と、支軸(23)周
りに揺動自在にホッパー(10)を支持するブラケット
(24)との間に挾み込まれる感圧型に構成され、第2セ
ンサ(E)は機体(2)に備えられた走行用駆動軸(2
5)の回転数を検出する近接スイッチ(26)と制御装置
(27)にセットされたプログラムの一部(具体的には第
3図のフローチャートの#3,#4,#6ステップ等)とで
構成され、供給量判定手段(F)はプログラムの一部
(具体的には第3図のフローチャートの#2,#5,#7,#
10,#11ステップ等)のみで構成され、調節手段(G)
は前記繰出しロール(11a)の一往復作動時における繰
出し量を調節する電動モータ(28)と、プログラムの一
部(具体的には第3図のフローチャートの#14ステッ
プ)とで構成されている。
That is, this automatic adjustment system can represent its configuration as shown in FIG. 1, and in this configuration, an input means (C) for presetting the supply amount of the fertilizer (9) per unit area of the paddy field is used. , The first sensor (D) that measures the weight of the hopper (10), and the second sensor (E) that determines the travel distance of the machine body (2) are input to the machine body (2).
Of the supply amount determining means (F) for obtaining the supply amount from the weight reduction of the hopper (10) when the vehicle has traveled a unit distance, and the feeding mechanism based on the respective errors of the input means (C) and the supply amount determining means (F). It comprises an adjusting means (G) for adjusting the feeding amount of (11) in a direction in which the error is reduced, and as shown in FIGS. 2 to 6, the input means (C) is operated by a dial (18). The first sensor (D) includes a horizontal frame (22) supported by the chain case (5) via a stay (20) and a support shaft (23). The second sensor (E) is a pressure-sensitive type that is sandwiched between a bracket (24) that movably supports the hopper (10), and the second sensor (E) is a drive shaft (2) for traveling provided on the machine body (2).
5) A part of the program set in the proximity switch (26) for detecting the number of rotations and the control device (27) (specifically, # 3, # 4, # 6 steps in the flowchart of FIG. 3), and The supply amount determination means (F) is a part of the program (specifically, # 2, # 5, # 7, # in the flowchart of FIG. 3).
(10, # 11 steps, etc.) only, adjusting means (G)
Is composed of an electric motor (28) for adjusting the feeding amount during one reciprocating operation of the feeding roll (11a) and a part of the program (specifically, step # 14 in the flowchart of FIG. 3). .

尚、繰出しロール(11a)の繰出し量の調節は繰出しロ
ール(11a)の外面に形成される凹状部の容積の調節に
よって行い、この調節は前記駆動軸(14)に外嵌するギ
ヤ(29)の回動操作によって行い得るよう構成され(具
体的構造は詳記せず)、このギヤ(29)に対して電動モ
ータ(28)のピニオンギヤ(30)を咬合させてある。
The amount of delivery of the delivery roll (11a) is adjusted by adjusting the volume of the concave portion formed on the outer surface of the delivery roll (11a), and this adjustment is carried out on the gear (29) fitted onto the drive shaft (14). The pinion gear (30) of the electric motor (28) is meshed with the gear (29).

又、前記制御装置(27)にはマイクロプロセッサ(図示
せず)が備えられ、その動作は第3図に示すように、制
御が開始されると、前記入力手段(C)を構成するポテ
ンショメータ(19)からの信号がA/D変換器(31)を介
して入力され、その値が供給予定量(X)として保持
される(#1ステップ)。
Further, the control device (27) is provided with a microprocessor (not shown), and its operation is, as shown in FIG. 3, when the control is started, the potentiometer (which constitutes the input means (C) ( The signal from 19) is input via the A / D converter (31), and the value thereof is held as the planned supply amount (X W ) (# 1 step).

次に、前記第1センサ(D)からの信号がA/D変換器(3
1)を介して入力され、その値がホッパー(10)の重量
(X0)として保持され(#2ステップ)、これらの処理
の後に、前記近接スイッチ(26)からの信号に基いて、
機体(2)の走行距離が求められ、この走行距離が単位
距離(L)に達するとホッパー(10)の重量(X1)が保
持される(#3,#4,#5ステップ)。
Next, the signal from the first sensor (D) is transferred to the A / D converter (3
1), the value is stored as the weight (X 0 ) of the hopper (10) (# 2 step), and after these processes, based on the signal from the proximity switch (26),
The travel distance of the machine body (2) is obtained, and when the travel distance reaches the unit distance (L), the weight (X 1 ) of the hopper (10) is held (# 3, # 4, # 5 steps).

又、この自動調節系では#4,#5ステップで示したサン
プリング動作をn回行い、その結果を平均して計測値の
誤差を小さくするように構成され、この#4,#5ステッ
プと同様の動作が#6,#7ステップ、及び、#8ステッ
プ(この#8ステップは#4,#5ステップの動作を繰返
して行うことを表わしている)、及び、#9,#10ステッ
プ夫々で行われる。
In addition, this automatic adjustment system is configured to perform the sampling operation shown in steps # 4 and # 5 n times and average the results to reduce the error in the measured value. Similar to steps # 4 and # 5 In # 6, # 7 steps, and # 8 steps (this # 8 step means repeating the operations in # 4 and # 5 steps), and # 9 and # 10 steps respectively. Done.

次に、サンプリングで得られたホッパー(10)の重量の
減少から機体(2)が単位距離だけ走行した際における
肥料(9)の供給量(X)を求め(#11ステップ)、
次に、この供給量(X)と#1ステップで設定した供
給予定量(X)との差の値(ΔX)を求め(#12ステ
ップ)、この差の値(ΔX)の絶対値が不感帯としてセ
ットされた値(K)より小さい場合には、供給量の調節
は行わず、値(K)より大きい場合にのみ差の値(Δ
X)に相当する量だけ修正方向に向けて電動モータ(2
8)を駆動し(#14ステップ)、以上の動作はリセット
されるまで継続されるようになっている(#15ステッ
プ)。
Next, from the reduction in the weight of the hopper (10) obtained by sampling, the supply amount (X A ) of the fertilizer (9) when the aircraft (2) traveled a unit distance was obtained (# 11 step),
Next, the difference value (ΔX) between this supply amount (X A ) and the planned supply amount (X W ) set in step # 1 is determined (# 12 step), and the absolute value of this difference value (ΔX) Is smaller than the value (K) set as the dead zone, the supply amount is not adjusted, and only when it is larger than the value (K), the difference value (Δ
X) toward the correction direction by the amount corresponding to the electric motor (2
8) is driven (# 14 step), and the above operation is continued until it is reset (# 15 step).

〔別実施例〕[Another embodiment]

本発明は上記実施例以外に例えば、播種を行うための装
置、あるいは、薬剤を散布する装置に適用でき、又、複
数の貯留部、繰出し機構夫々に第1センサ、調節手段を
設けて、各条の供給系毎に独立して繰出し量を調節する
ように構成しても良い。
The present invention can be applied to, for example, a device for seeding or a device for spraying a drug in addition to the above-mentioned embodiments, and a plurality of reservoirs, a feeding mechanism, each having a first sensor and an adjusting means, The feeding amount may be adjusted independently for each supply system of the strip.

尚、特許請求の範囲の項に図面との対照を便利にする為
に符号を記すが、該記入により本発明は添付図面の構造
に限定されるものではない。
It should be noted that reference numerals are added to the claims for convenience of comparison with the drawings, but the present invention is not limited to the structures of the accompanying drawings by the entry.

【図面の簡単な説明】[Brief description of drawings]

図面は本発明に係る農作業機の対地供給装置の実施例を
示し、第1図は該装置の概要を表すブロック図、第2図
は該装置の制御系を表すブロック回路図、第3図は該装
置の動作を表すフローチャート、第4図は苗植付装置、
施肥装置の側面図、第5図は施肥装置の繰出し量の調節
系の正面図、第6図は田植機の全体側面図である。 (2)……機体、(9)……貯留物、(10)……貯留
部、(11)……繰出し機構、(C)……入力手段、
(D)……第1センサ、(E)……第2センサ、(F)
……供給量判別手段、(G)……調節手段。
The drawings show an embodiment of a ground supply apparatus for agricultural work machines according to the present invention. FIG. 1 is a block diagram showing an outline of the apparatus, FIG. 2 is a block circuit diagram showing a control system of the apparatus, and FIG. A flow chart showing the operation of the device, FIG. 4 is a seedling planting device,
FIG. 5 is a side view of the fertilizer application, FIG. 5 is a front view of an adjusting system of the feed amount of the fertilizer application, and FIG. 6 is an overall side view of the rice transplanter. (2) ... Airframe, (9) ... Reservoir, (10) ... Reservoir, (11) ... Delivery mechanism, (C) ... Input means,
(D) ... First sensor, (E) ... Second sensor, (F)
…… Supply amount discrimination means, (G) …… Adjustment means.

Claims (1)

【特許請求の範囲】[Claims] 【請求項1】貯留部(10)の貯留物(9)を繰出し機構
(11)の作動によって地面に供給する農作業機の対地供
給装置であって、機体(2)の単位走行距離に対する貯
留物(9)の供給量を予め設定する入力手段(C)を設
けると共に、前記貯留部(10)に貯留された貯留物
(9)の重量を計測する第1センサ(D)、及び、機体
(2)の走行距離を求める第2センサ(E)を設け、第
2センサ(E)で機体(2)の単位距離走行を検出した
際における貯留物(9)の供給量を、第1センサ(D)
で計測される重量の減少に基いて求める供給量判定手段
(F)を設け、前記入力手段(C)で設定された値と、
この供給量判別手段(F)との間に誤差を生じた際に
は、この誤差を修正する方向に向けて前記繰出し機構
(11)の繰出し量を操作する調節手段(G)を有して成
る農作業機の対地供給装置。
1. A ground supply device for an agricultural work machine for supplying the stored material (9) of a storage section (10) to the ground by the operation of a feeding mechanism (11), the stored material per unit travel distance of the machine body (2). An input means (C) for presetting the supply amount of (9) is provided, and a first sensor (D) for measuring the weight of the stored material (9) stored in the storage section (10), and an airframe ( The second sensor (E) for determining the traveling distance of 2) is provided, and the supply amount of the stored material (9) when the second sensor (E) detects the traveling of the aircraft (2) by a unit distance is determined by the first sensor ( D)
And a value set by the input means (C), which is provided with a supply amount determination means (F) that is calculated based on the decrease in weight measured by
When an error occurs between the supply amount determining means (F) and the supply amount determining means (F), an adjusting means (G) is provided for operating the delivery amount of the delivery mechanism (11) in a direction to correct the error. A ground supply device for agricultural machinery.
JP1147634A 1989-06-09 1989-06-09 Agricultural work machine ground supply device Expired - Lifetime JPH0751014B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1147634A JPH0751014B2 (en) 1989-06-09 1989-06-09 Agricultural work machine ground supply device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1147634A JPH0751014B2 (en) 1989-06-09 1989-06-09 Agricultural work machine ground supply device

Publications (2)

Publication Number Publication Date
JPH0310611A JPH0310611A (en) 1991-01-18
JPH0751014B2 true JPH0751014B2 (en) 1995-06-05

Family

ID=15434769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1147634A Expired - Lifetime JPH0751014B2 (en) 1989-06-09 1989-06-09 Agricultural work machine ground supply device

Country Status (1)

Country Link
JP (1) JPH0751014B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4693032B2 (en) * 2004-12-20 2011-06-01 日本甜菜製糖株式会社 How to adjust the feeding amount

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57194711A (en) * 1981-05-27 1982-11-30 Matsuyama Kk Drawout apparatus for agricultural work machine
JPS63233706A (en) * 1987-03-23 1988-09-29 井関農機株式会社 Granule delivery apparatus

Also Published As

Publication number Publication date
JPH0310611A (en) 1991-01-18

Similar Documents

Publication Publication Date Title
JP6523898B2 (en) Farm work machine
JP6545632B2 (en) Rice transplanter
JP6638698B2 (en) Work vehicle
JP5277778B2 (en) Ride type seedling planting machine
JP7145840B2 (en) Agricultural material dosing machine
JP6465130B2 (en) Work vehicle
JP2019110880A (en) Paddy field work vehicle
JPH0751014B2 (en) Agricultural work machine ground supply device
JPH05252810A (en) Fertilizer applicator of rice transplanter
KR102282269B1 (en) rice transplanter
JP3907354B2 (en) Seedling planting device with feeding device
JP2977581B2 (en) Rice transplanter with fertilizer application device
JPH0746939B2 (en) Rice transplanter with fertilizer application
JP5215031B2 (en) Agricultural machine
JP2020138659A (en) Automatic steering system for work vehicle
JP4693032B2 (en) How to adjust the feeding amount
JP2019010052A (en) Agricultural work vehicle
JPH0724012Y2 (en) Fertilizer drive device
JP2020103204A (en) Fertilizing device
RU2231246C1 (en) Apparatus for differentiated application of fertilizers
JPH0751013B2 (en) Rice transplanter ground supply device
JPH0335060Y2 (en)
JP2722102B2 (en) Rice transplanter planting equipment
WO2020195852A1 (en) Field working system
JP2022099081A (en) Work machine