JPH082204B2 - Walk-type rice transplanter - Google Patents
Walk-type rice transplanterInfo
- Publication number
- JPH082204B2 JPH082204B2 JP5043268A JP4326893A JPH082204B2 JP H082204 B2 JPH082204 B2 JP H082204B2 JP 5043268 A JP5043268 A JP 5043268A JP 4326893 A JP4326893 A JP 4326893A JP H082204 B2 JPH082204 B2 JP H082204B2
- Authority
- JP
- Japan
- Prior art keywords
- wheel
- float
- sensing
- rear end
- rice transplanter
- 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
Links
- 235000007164 Oryza sativa Nutrition 0.000 title claims description 11
- 235000009566 rice Nutrition 0.000 title claims description 11
- 240000007594 Oryza sativa Species 0.000 title claims 2
- 241000209094 Oryza Species 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Transplanting Machines (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、歩行型田植装置に関す
るものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a walking type rice transplanter .
【０００２】[0002]
【従来技術】従来公知の、実開昭５８−１８２６２１号
公報には、左右両側に一対の２輪駆動車輪を有し、左右
側にサイドフロートを設け、前記２輪駆動車輪の間に感
知フロートを設けた歩行型田植装置において、前記サイ
ドフロートは前記駆動車輪の外側に夫々配置し、前記感
知フロートは前記車輪の前端より前方に前記車輪の後端
より後方に夫々突出すようにした構成について記載され
ている。また、実開昭５７−１５８３１２号公報には、
乗用タイプの田植装置の感知フロートに、油圧機構の切
替バルブを設けた点について記載されている。また、特
開昭５９−１５９７０６号公報には、左右両側に一対の
２輪駆動車輪を有し、左右側にサイドフロートを設け、
前記２輪駆動車輪の間に感知フロートを設けた歩行型田
植装置において、前記サイドフロートは前記駆動車輪の
外側に夫々配置し、前記感知フロートは前記車輪の車軸
近傍より前記車輪の前端より前方に突出すようにした構
成について記載されている。 2. Description of the Related Art Japanese Utility Model Laid-Open No. 58-182621
The publication has a pair of two-wheel drive wheels on both left and right sides.
A side float is installed on the side to allow a feeling between the two-wheel drive wheels.
In a walk-behind rice transplanter equipped with a knowledge float,
Drafts are placed on the outside of the drive wheels, respectively.
The knowledge float is located at the rear end of the wheel in front of the front end of the wheel.
Described about the structure that protrudes further rearward
It is In addition, in Japanese Utility Model Publication No. 57-158312,
It is described that the sensing float of the riding type rice transplanter is provided with a switching valve of a hydraulic mechanism. Also, special
Japanese Laid-Open Patent Publication No. 59-159706 discloses a pair of left and right sides.
It has two-wheel drive wheels and side floats on the left and right sides.
A walkable paddy field having a sensing float between the two-wheel drive wheels
In the planting device, the side floats of the drive wheels are
The sensing floats are respectively arranged on the outer sides, and the sensing floats are wheel axles.
A structure that protrudes forward from the front end of the wheel from the vicinity
It describes about the success .
【０００３】[0003]
【発明が解決すべき課題】前記公知例のうち、実開昭５
８−１８２６２１号公報に記載されたものは、感知フロ
ートは前記車輪の後端より後方に突出していて、左右の
サイドフロートの間に臨む部分も直に泥土面に接触する
感知フロートであるから、泥土の流れが荒れて、苗を倒
すことがある。また、特開昭５９−１５９７０６号公報
に記載されたものは、感知フロートは車輪の車軸より前
方に突出しているだけで前後長さが短かいから、センサ
ーとしては鋭敏に作動しないばかりでなく、中央フロー
トが小さいので全体としてフロートの機能が欠けてい
る。 Problems to be Solved by the Invention Among the above-mentioned publicly known examples,
What is described in Japanese Patent Publication No. 8-182621 is a sensing flow.
The seat protrudes rearward from the rear end of the wheel, and
The part facing the side float also directly contacts the mud surface.
Because it is a sensing float, the mud flow is rough and the seedlings are killed.
There are things to do . In addition, JP-A-59-159706
The sensor float is located in front of the wheel axle.
Since the front and back length is short because it only projects toward
Not only does not operate sharply, but also the central flow
As a whole, the function of the float is lacking because it is small
It
【０００４】[0004]
【課題を解決するための手段】よって、本発明は、左右
両側に一対の２輪駆動車輪を有し、左右両側にサイドフ
ロートを設け、前記２輪駆動車輪の間に感知フロートを
設けた歩行型田植装置において、前記感知フロートは前
記車輪の前端より前方に前記車輪の後端より後方に夫々
突出すようにし、且つ車輪の後端より前の部分は、泥土
面に接地してセンサーとしての機能を果たすフロート部
に、車輪の後端より後方の部分で前記サイドフロートの
間に臨む部分はその底面を上方に曲げて泥水面に直接接
触しない底上部に形成した歩行型田植装置としたもので
ある。Means for Solving the Problems] Accordingly, the present invention is, left and right
It has a pair of two-wheel drive wheels on both sides and side wheels on both left and right sides.
A funnel is provided and a sensing float is placed between the two-wheel drive wheels.
In the walk-behind rice transplanter provided, the sensing float is
In front of the front end of the wheel, respectively behind the rear end of the wheel.
Make sure that the area above the rear end of the wheel is
Float part that functions as a sensor by grounding on the surface
In the part behind the rear end of the wheel, the side float
Bend the bottom of the part facing in between and contact the mud surface directly.
This is a walk-behind rice planting device formed on the top of the bottom that does not touch .
【０００５】[0005]
【実施例】本発明の一実施例を図面により説明すると、
１は歩行用の田植装置のフレ−ムであり、該フレ−ム１
の前部にエンジン２を設け、該エンジン２の下部には、
ミッションケース３を設け、前記フレ−ム１の後部に植
付部伝動ケース４を設ける。前記ミッションケース３の
左右側には出力軸５、５を突出し、該出力軸５、５に、
後方に伸びる車輪伝導ケ−ス６、６の前端を上下動自在
に取付ける。DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the drawings.
1 is a frame of a rice transplanter for walking.
The engine 2 is provided in the front part of the
A mission case 3 is provided, and a planting section transmission case 4 is provided at the rear of the frame 1. Output shafts 5 and 5 are projected on the left and right sides of the mission case 3, and the output shafts 5 and 5 are
The front ends of the wheel transmission cases 6, 6 extending rearward are mounted so as to be vertically movable.
【０００６】７、７は、前記車輪伝導ケ−ス６、６の後
端より、それぞれ外方に突出させた車輪取付軸であり、
車輪取付軸７、７に左右２輪の駆動車輪８、８を取付け
る。前記車輪伝導ケ−ス６、６は、公知の如く、油圧装
置のバルブ切替えにより自動的に上下動する。Reference numerals 7 and 7 denote wheel mounting shafts respectively projecting outward from the rear ends of the wheel conducting cases 6 and 6.
Two left and right drive wheels 8, 8 are attached to the wheel mounting shafts 7, 7. As is well known, the wheel transmission cases 6 and 6 are automatically moved up and down by switching valves of a hydraulic device.
【０００７】９は中央フロ−ト（感知フロ−ト）、１０
はサイドフロートであり、中央フロ−ト９の前部１１は
前記２輪駆動車輪８、８の前端より前方に突出してミッ
ションケース３の下方に臨み、前部１１より後方に至る
にしたがい広くなって幅広部１２を形成する。幅広部１
２は、感知機能を有するように、前記出力軸５、５付近
から、その後端１３は前記２輪駆動車輪８の車輪取付軸
７の下方を越えて前記２輪駆動車輪８の後端近傍に達す
るように長くし、該幅広部１２の後端１３は泥土には接
触しないように底面を上方に曲げて泥水面に直接接触し
ない且つ幅の狭い底上部１４になり、底上部１４の両側
に植付杆１５を設ける。Reference numeral 9 denotes a central float (sensing float), 10
Is a side float, and a front portion 11 of the central float 9 projects forward from the front ends of the two-wheel drive wheels 8 and 8 and faces the lower side of the mission case 3, and is located rearward of the front portion 11. The width is gradually increased to form the wide portion 12. Wide part 1
2, to have a sensing function, from the vicinity of the output shaft 5 and 5, the end near the rear of the rear end 13 is the two-wheel the two-wheel drive wheel 8 beyond the lower side of the wheel mounting shaft 7 of the drive wheel 8 Make it long so that the rear end 13 of the wide portion 12 is bent directly at the bottom so that it does not come into contact with the mud, and comes into direct contact with the mud surface.
The bottom top 14 has no width and is narrow, and the planting rods 15 are provided on both sides of the bottom top 14.
【０００８】前記中央フロ−ト９は、感知フロ−トを兼
用し、中央フロ−ト９の底上部１４には上方に突出する
突起１６を設け、突起１６を植付部伝動ケース４より後
方に伸びる歩行操縦ハンドル１７の基部に軸着１８す
る。前記中央フロ−ト９は前記軸着１８部を中心に上下
動すると、油圧装置のバルブを切替えて、２輪駆動車輪
８、８を上下動させるように、図３のようなリンク機構
１９と切替バルブ２０を設ける。２１は苗タンク、２２
はシリンダの伸縮により車輪伝導ケ−ス６、６を上下動
させるロッド部分である。The central float 9 also serves as a sensing float, and a protrusion 16 projecting upward is provided on the bottom upper portion 14 of the central float 9, and the protrusion 16 is located behind the planting part transmission case 4. Shaft 18 is attached to the base of the walking steering handle 17 extending to the. When the central float 9 moves up and down around the shaft mount 18, the valves of the hydraulic device are switched to move the two-wheel drive wheels 8 and 8 up and down. A switching valve 20 is provided. 21 is a seedling tank, 22
Is a rod portion for moving the wheel conduction cases 6, 6 up and down by expansion and contraction of the cylinder.
【０００９】[0009]
【作用】次に作用を述べる。苗タンク２１上にマット状
の稲苗を乗せ、水田中に入り、エンジン２を始動し２輪
駆動車輪８を回転させて前進すると、中央フロ−ト９お
よびサイドフロート１０により泥面上を滑走し、サイド
フロート１０は駆動車輪８の車輪跡を摺擦して均し、苗
タンク２１上の苗を植付杆１５により切取って一株ずつ
植付ける。この植付作業中、水田が深くなると、中央フ
ロ−ト９の前部１１を泥土圧により押上げ、切替バルブ
２０を切り替えて油圧シリンダーの縮小によりロッド部
分２２を介して、車輪伝導ケ−ス６を下方回動させ、２
輪駆動車輪８を下動させて機体の沈下を防止し、苗の深
植を防ぐ。水田が浅くなったときは、上記と反対に作用
する。[Operation] Next, the operation will be described. Place the mat-like rice seedlings on seedlings tank 21, entered in the paddy field, to start the engine 2 two-wheel
When advanced to rotate the drive wheel 8, the central flow - by preparative 9 and the side float 10 glides over the mud surface, side
The float 10 rubs the wheel marks of the drive wheels 8 evenly and cuts off the seedlings on the seedling tank 21 with the planting rod 15 to plant one by one. When the paddy becomes deep during this planting work, the front part 11 of the central float 9 is pushed up by mud pressure, the switching valve 20 is switched, and the hydraulic cylinder is contracted to reduce the hydraulic cylinder, and the wheel transmission case is conducted. Rotate 6 downward, 2
The wheel drive wheels 8 are moved downward to prevent the subsidence of the body and prevent the seedlings from being deeply planted. When a paddy becomes shallow, it works in the opposite way.
【００１０】しかして、本発明の中央（感知）フロ−ト
９は、後端の底上部１４より上方に突出する突起１６を
歩行操縦ハンドル１７に軸着１８し、前部１１はリンク
機構１９により機体と連結すると共にそこに切替バルブ
２０を取付けて、切替バルブ２０の切替えにより油圧シ
リンダーの切替作動をするように構成してあるが、この
場合、前記感知フロート９は前記車輪８の前端より前方
に前記車輪８の後端より後方に夫々突出すように長く形
成するとともに車輪８の後端より前の部分は、泥土面に
接地してセンサーとしての機能を果たすフロート部に形
成したので、長いフロート部により鋭敏に感知する。ま
た、前記サイドフロート１０は前記駆動車輪８の後方に
夫々配置して前記駆動車輪８の車輪跡を摺擦するように
するとともに、前記感知フロート９の車輪８の後端より
後方の部分で前記サイドフロート１０の間に臨む部分は
その底面を上方に曲げて泥水面に直接接触しない底上部
１４に形成したので、泥土の流れは荒れず平坦に均され
るので苗倒れがない。 In the center (sensing) float 9 of the present invention, the projection 16 projecting upward from the bottom upper portion 14 at the rear end is pivotally mounted 18 on the walking steering handle 17, and the front portion 11 is the link mechanism 19. The switching valve 20 is attached to the airframe and the switching cylinder of the hydraulic cylinder is switched by switching the switching valve 20. In this case, the sensing float 9 is located at the front end of the wheel 8. Forward
The wheels 8 are shaped so as to project rearward from the rear end thereof.
The part before the rear end of the wheel 8 is formed on the mud surface
Formed on the float part that functions as a sensor by grounding
Because it was made, it senses sharply with the long float part. Well
The side float 10 is located behind the drive wheel 8.
Arrange them respectively so that the wheel marks of the drive wheels 8 are rubbed.
From the rear end of the wheel 8 of the sensing float 9
In the rear part, the part facing between the side floats 10
The bottom of the bottom that bends upward and does not come into direct contact with the mud surface
Since it was formed in 14, the flow of mud is flat and smooth
The seedlings do not fall down.
【００１１】[0011]
【発明の効果】本発明は、左右両側に一対の２輪駆動車
輪を有し、左右両側にサイドフロートを設け、前記２輪
駆動車輪の間に感知フロートを設けた歩行型田植装置に
おいて、前記感知フロートは前記車輪の前端より前方に
前記車輪の後端より後方に夫々突出すようにし、且つ車
輪の後端より前の部分は、泥土面に接地してセンサーと
しての機能を果たすフロート部に、車輪の後端より後方
の部分で前記サイドフロートの間に臨む部分はその底面
を上方に曲げて泥水面に直接接触しない底上部に形成し
た歩行型田植装置としたので、 イ、感知フロート９は、前記車輪８の前端より前方に前
記車輪８の後端より後方 に夫々突出すように長く形成す
るとともに、感知フロート９の車輪８の後端よ り前の部
分は、泥土面に接地してセンサーとしての機能を果たす
フロート部に 形成したので、充分に長いフロート部によ
り感知するので鋭敏に作用するし、感知フロート９のフ
ロート部が充分に長いから、全体として充分なフロート
効 果を発揮する。 ロ、前記感知フロート９の車輪８の後端より後方の部分
で前記サイドフロート１ ０の間に臨む部分はその底面を
上方に曲げて泥水面に直接接触しない底上部１ ４に形成
したので、両側のサイドフロート１０が泥水面に接して
均すことによ り泥水の波を立てても、サイドフロート１
０の間に臨む感知フロート９は泥水 面に直接接触しない
底上部１４に形成されていて左右に広いから、波は鎮め
ら れるので苗倒れがない。 という効果を奏する。The present invention has a pair of two-wheel drive vehicles on the left and right sides.
It has wheels and side floats on both left and right sides
For a walk-behind rice transplanter equipped with a sensing float between the driving wheels
The sensing float is forward of the front end of the wheel.
Each of the wheels is projected rearward from the rear end, and
The part in front of the rear end of the wheel is grounded on the mud surface and used as a sensor.
Behind the rear end of the wheel on the float that fulfills the function of
The part facing between the side floats is the bottom
Bend upward to form on the top of the bottom that does not come into direct contact with the mud surface.
Since it is a walking type rice transplanter , the sensing float 9 is located in front of the front end of the wheel 8.
The wheel 8 is formed to be long so as to project rearward from the rear end of the wheel 8 .
Rutotomoni, part of the pre-Ri by the rear end of the wheel 8 of the sensing float 9
The minute functions as a sensor by grounding on the mud surface
Since it is formed on the float part, it can be
It acts sensitively, and the float of the sensing float 9
Since the funnel is long enough, the float as a whole
To demonstrate the effectiveness. (B) The portion of the sensing float 9 behind the rear end of the wheel 8
The bottom of the side float 10 is
Bend upward and form on the top 14 of the bottom that does not directly contact the surface of the muddy water
As a result, the side floats 10 on both sides touch the surface of the muddy water.
Also make a wave of by Ri muddy water to be leveled, side float 1
Sensing float 9 facing 0 does not directly contact the mud surface
Formed in the bottom upper part 14 and wide on the left and right, so the waves are calmed
There is no fall seedlings since et is. This has the effect.
【図１】全体側面図。FIG. 1 is an overall side view.
【図２】全体平面図。FIG. 2 is an overall plan view.
【図３】切替バルブ部の側面図。FIG. 3 is a side view of a switching valve unit.
１…フレ−ム、２…エンジン、３…ミッションケース、
４…植付部伝動ケース、５…出力軸、６…車輪伝導ケ−
ス、７…車輪取付軸、８…２輪駆動車輪、９…中央フロ
−ト（感知フロ−ト）、１０…サイドフロート、１１…
前部、１２…幅広部、１３…幅広部後端、１４…底上
部、１５…植付杆、１６…突起、１７…歩行操縦ハンド
ル、１８…軸着、１９…リンク機構、２０…切替バル
ブ、２１…苗タンク、２２…ロッド部分。1 ... frame, 2 ... engine, 3 ... mission case,
4 ... Planting part transmission case, 5 ... Output shaft, 6 ... Wheel conduction case
Suspension, 7 ... Wheel mounting shaft, 8 ... Two-wheel drive wheel , 9 ... Central float (sensing float), 10 ... Side float, 11 ...
Front part, 12 ... Wide part, 13 ... Wide part rear end, 14 ... Above bottom
Part , 15 ... Planting rod, 16 ... Protrusion, 17 ... Walking control handle, 18 ... Shaft attachment, 19 ... Link mechanism, 20 ... Switching valve, 21 ... Seedling tank, 22 ... Rod part.
Claims (1)
左右両側にサイドフロートを設け、前記２輪駆動車輪の
間に感知フロートを設けた歩行型田植装置において、前
記感知フロートは前記車輪の前端より前方に前記車輪の
後端より後方に夫々突出すようにし、且つ車輪の後端よ
り前の部分は、泥土面に接地してセンサーとしての機能
を果たすフロート部に、車輪の後端より後方の部分で前
記サイドフロートの間に臨む部分はその底面を上方に曲
げて泥水面に直接接触しない底上部に形成した歩行型田
植装置。1. A pair of two-wheel drive wheels are provided on both left and right sides,
Side floats are provided on both left and right sides of the two-wheel drive wheel.
In a walk-behind rice transplanter equipped with a sensing float between
The sensing float is located at the front of the wheel in front of the front end of the wheel.
Be sure to project rearward from the rear end and
The front part functions as a sensor by grounding on the mud surface
In the float part that fulfills the
For the part facing between the side floats, bend the bottom surface upward.
A walkable paddy field formed at the upper part of the bottom that does not directly contact the mud surface
Planting equipment .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5043268A JPH082204B2 (en) | 1993-02-08 | 1993-02-08 | Walk-type rice transplanter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5043268A JPH082204B2 (en) | 1993-02-08 | 1993-02-08 | Walk-type rice transplanter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP22756083A Division JPS60120911A (en) | 1983-12-01 | 1983-12-01 | Sensor float of rice planter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05344813A JPH05344813A (en) | 1993-12-27 |
| JPH082204B2 true JPH082204B2 (en) | 1996-01-17 |
Family
ID=12659091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5043268A Expired - Lifetime JPH082204B2 (en) | 1993-02-08 | 1993-02-08 | Walk-type rice transplanter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH082204B2 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5729432A (en) * | 1980-07-29 | 1982-02-17 | Hitachi Chem Co Ltd | Manufacture of foamed particle of thermoplastic resin |
| JPS5779667A (en) * | 1980-11-05 | 1982-05-18 | Fujitsu Ltd | Manufacture of semiconductor device |
| JPS59159706A (en) * | 1983-03-01 | 1984-09-10 | 株式会社クボタ | Sensor float mounting part of walking rice transplanter |
-
1993
- 1993-02-08 JP JP5043268A patent/JPH082204B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05344813A (en) | 1993-12-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19960723 |