JP2010193861A - Granular agrochemical applicator - Google Patents

Granular agrochemical applicator Download PDF

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JP2010193861A
JP2010193861A JP2009045966A JP2009045966A JP2010193861A JP 2010193861 A JP2010193861 A JP 2010193861A JP 2009045966 A JP2009045966 A JP 2009045966A JP 2009045966 A JP2009045966 A JP 2009045966A JP 2010193861 A JP2010193861 A JP 2010193861A
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Prior art keywords
duct
hopper
application
shutter
seedling
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Daisuke Imaizumi
大介 今泉
Kazuhiko Ishii
和彦 石井
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Iseki and Co Ltd
Iseki Agricultural Machinery Mfg Co Ltd
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Iseki and Co Ltd
Iseki Agricultural Machinery Mfg Co Ltd
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Priority to JP2009045966A priority Critical patent/JP2010193861A/en
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Abstract

<P>PROBLEM TO BE SOLVED: To solve the problem that: for unloading or drying with air blow a residual granular agrochemical in a hopper, it needs an application duct for the agrochemical application and a duct for unloading it; in addition, a special air blow duct for blowing air from a fan to the hopper; this construction profile is bothersome, leading to higher applicator production cost. <P>SOLUTION: An applicator is provided, having the following construction: the bottom of a hopper 1 for putting a granular agrochemical therein is provided with an unloader 3 for unloading the granular agrochemical into an application pipe 2 and an ejection port 6 via which the granular agrochemical is directly ejected via opening an ejection shutter 4 into an ejection duct 5; there are also provided an application duct 8 through which the granular agrochemical is guided by air-blowing by a fan into the application pipe 2 and an air blow shutter for the duct 8. In the ejection port 6, a ventilation hole 10 enabling ventilation of air-blowing from the ejection duct 5 to the bottom of the hopper 1 is formed, and is also provided with an exhaust shutter enabling the exhaust port of the ejection duct 5 to be closed. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

この発明は、苗植機や、施肥、播種機、防除機等に装着して、施肥したり、播種したり、薬剤散布する等のために、これら粉粒剤を繰出施用する粉粒剤施用装置に関するもので、粉粒剤の繰出を常時円滑に行わせるものである。   This invention is applied to a seedling planting machine, fertilizer application, seeding machine, control machine, etc., for applying fertilizer, sowing, spraying chemicals, etc. It relates to the device, and makes it possible to smoothly feed out the powder.

ホッパー内の残留粉粒物を排出するために、送風機によりホッパー内へ送風して、ホッパー内の扮粒剤を乾燥して、繰出を円滑に行わせる技術(例えば、特許文献1参照)が知られている。   In order to discharge the residual particulate matter in the hopper, a technique is known in which air is blown into the hopper by a blower, the granule in the hopper is dried, and the feeding is smoothly performed (for example, see Patent Document 1). It has been.

特開2005ー304326号公報(第3頁、図12)。Japanese Patent Laying-Open No. 2005-304326 (page 3, FIG. 12).

ホッパーの残留粉粒剤を取出し、又は送風乾燥するために、施用のための施用ダクトや、取出のための取出ダクトの他に、送風機からこのホッパーへ送風するための特別の送風ダクトを構成する形態は、構成が煩雑であり、生産コスト高となる。   In addition to the application duct for application and the extraction duct for removal, in order to take out the residual powder of the hopper or to dry by air, a special air duct for blowing air from the blower to this hopper is constituted. The form is complicated in configuration and increases the production cost.

請求項1に記載の発明は、粉粒剤を収容するホッパー1の底部に、この粉粒剤を施用パイプ2へ繰出す繰出装置3と、取出シャッター4を開いて粉粒剤を取出ダクト5へ直接取出す取出口6を設け、送風機7によりこれら施用パイプ2へ送風案内する施用ダクト8とこの送風シャッター9とを設け、前記取出口6部には、これら取出ダクト5からホッパー1底部内へ通風可能の通風孔10を形成し、前記取出ダクト5の排出口11を閉鎖可能の排出シャッター12を設けたことを特徴とする粉粒剤施用装置の構成とする。   According to the first aspect of the present invention, at the bottom of the hopper 1 that contains the granule, the feeding device 3 that feeds the granule to the application pipe 2 and the takeout shutter 4 are opened to take out the granule. A take-out outlet 6 is provided directly, and an application duct 8 for guiding air flow to these application pipes 2 by a blower 7 and this blower shutter 9 are provided, and at the take-out outlet 6 part, these take-out ducts 5 enter the bottom of the hopper 1. Ventilation holes 10 that allow ventilation are formed, and a discharge shutter 12 that can close the discharge port 11 of the extraction duct 5 is provided.

粉粒剤をホッパー1に供給して施用作業を行うときは、繰出装置3の駆動によって、ホッパー1内の粉粒剤が施用パイプ2へ繰出され、送風機7からの送風が送風シャッター9の開きにより施用ダクト8へ送られて、各施用パイプ2へ噴出される。この施用パイプ2の噴風によって前記繰出された粉粒剤が土壌面等の所定位置へ施用される。このような施用作用時において、取出ダクト5の排出シャッター12を閉鎖状態にしておくと、この取出ダクト5内の送風圧力が上昇して、取出口6部の通風孔10を通してホッパー1の底部へ送風されて、この底部からホッパー1内を上昇しながら、この繰出中の粉粒剤を通風乾燥させる。又、施設用作業が終って、ホッパー1内の残留剤を取出すときは、前記施用ダクト8の送風シャッター9を閉めて、取出ダクト5側へのみ送風して、この排出口11の排出シャッター12を開き、前記取出口6の取出シャッター4を開くことによって、ホッパー1内の残留剤をこの取出口6から直接取出ダクト5へ取出して、この取出ダクト5内の風圧によって排出口から取出回収することができる。   When the powder agent is supplied to the hopper 1 to perform the application work, the powder device in the hopper 1 is fed to the application pipe 2 by driving of the feeding device 3, and the blower 7 opens the blower shutter 9. Is sent to the application duct 8 and ejected to each application pipe 2. The powder granule fed out by the blast of the application pipe 2 is applied to a predetermined position such as a soil surface. When the discharge shutter 12 of the take-out duct 5 is closed during such application operation, the air blowing pressure in the take-out duct 5 rises to the bottom of the hopper 1 through the vent hole 10 of the take-out port 6. While being blown, the powder agent being fed is blown and dried while rising in the hopper 1 from the bottom. Further, when the facility work is finished and the residual agent in the hopper 1 is taken out, the blower shutter 9 of the application duct 8 is closed and the blower is blown only to the take-out duct 5 side, and the discharge shutter 12 of the discharge port 11 is discharged. Is opened and the take-out shutter 4 of the take-out port 6 is opened, whereby the residual agent in the hopper 1 is taken out directly from the take-out port 6 to the take-out duct 5 and is taken out and collected from the discharge port by the wind pressure in the take-out duct 5. be able to.

又、前記取出シャッター4を通風孔10を形成する網材、乃至目抜きパネル材等から構成することができるが、この形態においても、この取出シャッター4が閉鎖状態にあっても、この取出シャッター4に形成された通風孔10を経て送風が行われる。   Further, although the extraction shutter 4 can be constituted by a net member or a panel material for forming the ventilation hole 10, in this embodiment, even if the extraction shutter 4 is in a closed state, the extraction shutter 4 The air is blown through the ventilation holes 10 formed in 4.

請求項1に記載の発明は、ホッパー1内への送風の吹込案内を、残留剤取出用の取出ダクト5から、取出口6部の通風孔10を介して行わせるため、特別の送風ダクト等の大きい構成物と要せず、小形、簡潔化することができ、経済的構成とすることができる。しかも、ホッパー1内への送風は、この底部を取出口6側から上方へ吹上げるものであるから、粉粒剤の乾燥効果を高めることができ、繰出装置3による繰出作用を円滑に行わせることができる。   According to the first aspect of the present invention, a special blower duct or the like is used to guide the blowing of air into the hopper 1 from the takeout duct 5 for taking out the residual agent through the vent hole 10 of the takeout port 6 part. It is not necessary to have a large structure, and can be made compact, simplified, and economical. Moreover, since the air blown into the hopper 1 blows the bottom portion upward from the outlet 6 side, the drying effect of the powder can be enhanced, and the feeding operation by the feeding device 3 is smoothly performed. be able to.

施肥ホッパー部の側面図。The side view of a fertilizer application hopper part. その平面図。The plan view. 施肥装置を有した苗植機の側面図。The side view of the seedling planting machine which has a fertilizer. その平面図。The plan view. 一部別例を示すリヤフレーム部の斜視図と、その側面図。The perspective view of the rear frame part which shows a part another example, and its side view. 一部別例を示すリヤフレーム部の斜視図と、その側面図。The perspective view of the rear frame part which shows a part another example, and its side view. ラインマーカを有した苗タンク部の平面図。The top view of the seedling tank part which has a line marker. そのラインマーカ部の平面図。The top view of the line marker part. 一部別例を示す補助苗枠部の側面図。The side view of the auxiliary seedling frame part which shows another example. 一部別例を示す苗植機の側面図。The side view of the seedling transplanter which shows a part another example. その補助苗枠部の側面図と、平面図。The side view and the top view of the auxiliary seedling frame part. 変速レバーの斜視図と、レバーガイド部の平面図。The perspective view of a transmission lever, and the top view of a lever guide part. 補助苗枠部の正面図と、この一部の作用図。The front view of an auxiliary seedling frame part, and the effect | action figure of this part. その一部別例を示す補助苗枠部の正面図と、一部の拡大作用図。The front view of the auxiliary seedling frame part which shows the other example of a part, and one part expansion effect figure. その側面図と、一部の拡大図。The side view and some enlarged views.

図面に基づいて、この粉粒剤施用装置は、苗植機の施肥装置として利用する形態を説明する。運転席16を支持するシートカバー17下に搭載のエンジン18の駆動によって、油圧無段変速装置19や、ミッションケース20の伝動機構等を介して伝動駆動される前輪21、及び後輪22を配置し、ステアリングハンドル23によって操向する四輪走行形態のトラクタ車体24の後部にリフトシリンダ25によって昇降される平行リンク形態のリフトアーム26を介して、センタフロート27、サイドフロート28、四条植用の苗タンク29、及び苗植爪30等からなる苗植装置31を装着する。   Based on the drawings, this powder application device will be described in the form used as a fertilizer application for a seedling planting machine. Arranged are a front wheel 21 and a rear wheel 22 which are driven by a hydraulic continuously variable transmission 19 and a transmission mechanism of a transmission case 20 by driving an engine 18 mounted under a seat cover 17 that supports the driver's seat 16. The center float 27, the side float 28, and the four-row planting are connected to the rear part of the tractor vehicle body 24 that is steered by the steering handle 23 via a lift arm 26 that is lifted and lowered by a lift cylinder 25. A seedling planting device 31 including a seedling tank 29 and a seedling planting claw 30 is mounted.

前記車体24上にはフロア32を有し、この前端外側部には補助苗枠33を配置し、車体24の後端部のリヤフレーム34上に粉粒剤施用装置としての施肥装置35を装着する。前記苗植装置31は、後下り傾斜の苗タンク29を苗植フレーム36に対して左右往復移動可能に支持し、この苗タンク29の後下端の苗取出口37に対してロータリ形態に作動Dする苗植爪30を作用させて、マット苗を分離しながらフロート27、28によって均平する土壌面へ植付ける。この各フロート27、28の前側には、代掻ロータ38、39を配置して、土壌面を代掻する。各フロート27、28の均平位置に、作溝器40を設けて、均平土壌面に適宜深さの施肥溝を形成することができ、この作溝器40上に施肥装置35から繰出される粉粒剤肥料を流下案内する施用ホース41をのぞませる。前記苗植爪30による苗植付は、この作溝器40の後方位置に作動される。   A floor 32 is provided on the vehicle body 24, an auxiliary seedling frame 33 is disposed on the outer side of the front end, and a fertilizer 35 as a powder application device is mounted on the rear frame 34 at the rear end of the vehicle 24. To do. The seedling planting device 31 supports a seedling tank 29 that is inclined backward and downward so that it can be reciprocated to the left and right with respect to the seedling planting frame 36, and operates in a rotary configuration with respect to a seedling outlet 37 at the rear lower end of the seedling tank 29. The seedling planting claws 30 to be acted are applied to the soil surface to be leveled by the floats 27 and 28 while separating the mat seedlings. On the front side of the floats 27 and 28, scraping rotors 38 and 39 are arranged to scratch the soil surface. A ditching device 40 is provided at the leveling position of each float 27, 28, and a fertilizer groove having an appropriate depth can be formed on the leveled soil surface. The fertilizer is fed from the fertilizer 35 onto this ditching device 40. The application hose 41 that guides the powdered fertilizer to flow down is removed. The seedling planting by the seedling planting claw 30 is operated at a rear position of the groove producing device 40.

ここにおいて、粉粒剤を収容するホッパー1の底部に、この粉粒剤を施用パイプ2へ繰出す繰出装置3と、取出シャッター4を開いて粉粒剤を取出ダクト5へ直接取出す取出口6を設け、送風機7によりこれら施用パイプ2へ送風案内する施用ダクト8とこの送風シャッター9とを設け、前記取出口6部には、これら取出ダクト5からホッパー1底部内へ通風可能の通風孔10を形成し、前記取出ダクト5の排出口11を閉鎖可能の排出シャッター12を設ける。   Here, at the bottom of the hopper 1 that contains the powder, a feeding device 3 that feeds the powder to the application pipe 2 and an outlet 6 that opens the take-out shutter 4 and takes out the powder directly to the take-out duct 5. And an air duct 10 through which air is guided to the application pipes 2 by the air blower 7 and the air blowing shutter 9. The air outlet 10 that allows air to flow into the bottom of the hopper 1 from the air outlet duct 5 is provided in the outlet 6 part. And a discharge shutter 12 capable of closing the discharge port 11 of the extraction duct 5 is provided.

粉粒剤をホッパー1に供給して施用作業を行うとときは、繰出装置3の駆動によって、ホッパー1内の粉粒剤が施用パイプ2へ繰出され、送風機7からの送風が送風シャッター9の開きにより施用ダクト8へ送られて、各施用パイプ2へ噴出される。この施用パイプ2の噴風によって前記繰出された粉粒剤が土壌面等の所定位置へ施用される。このような施用作用時において、取出ダクト5の排出シャッター12を閉鎖状態にしておくと、この取出ダクト5内の送風圧力が上昇して、取出口6部の通風孔10を通してホッパー1の底部へ送風されて、ホッパー1内を上昇しながら、この繰出中の粉粒剤を通風乾燥させる。又、施設用作業が終って、ホッパー1内の残留剤を取出すときは、前記施用ダクト8の送風シャッター9を閉めて、取出ダクト5側へのみ送風して、この排出口11の排出シャッター12を開き、前記取出口6の取出シャッター4を開くことによって、ホッパー1内の残留剤をこの取出口6から直接取出ダクト5へ取出して、この取出ダクト5内の風圧によって排出口から取出回収することができる。   When the powder agent is supplied to the hopper 1 to perform the application work, the powder device in the hopper 1 is fed to the application pipe 2 by driving of the feeding device 3, and the blower 7 blows air from the blower shutter 9. It is sent to the application duct 8 by opening and is ejected to each application pipe 2. The pulverized powder agent is applied to a predetermined position such as a soil surface by the blast of the application pipe 2. If the discharge shutter 12 of the take-out duct 5 is kept closed during such application, the air blowing pressure in the take-out duct 5 rises to the bottom of the hopper 1 through the vent hole 10 in the take-out port 6. While being blown, the powder agent being fed is blown and dried while rising in the hopper 1. Further, when the facility work is finished and the residual agent in the hopper 1 is taken out, the blower shutter 9 of the application duct 8 is closed and the blower is blown only to the take-out duct 5 side, and the discharge shutter 12 of the discharge port 11 is discharged. Is opened and the take-out shutter 4 of the take-out port 6 is opened, whereby the residual agent in the hopper 1 is taken out directly from the take-out port 6 to the take-out duct 5 and is taken out and collected from the discharge port by the wind pressure in the take-out duct 5. be able to.

又、前記取出シャッター4を通風孔10を形成する網材、乃至目抜きパネル材等から構成することができるが、この形態においても、この取出シャッター4が閉鎖状態にあっても、この取出シャッター4自体に形成された通風孔10を経て送風の吹込みが行われる。   Further, although the extraction shutter 4 can be constituted by a net member or a panel material for forming the ventilation hole 10, in this embodiment, even if the extraction shutter 4 is in a closed state, the extraction shutter 4 Blowing is blown through the ventilation holes 10 formed in the 4 itself.

前記ホッパー1は、横長く形成して、このホッパー1の底部に沿って、各苗植付条毎に対応する繰出装置3を配置して、PTO軸から連動駆動可能に構成する。繰出装置3の前側には施用ダクト8を設け、後側には取出ダクト5を設け、これら両ダクト8、5の左端部を合流させて、送風ダクト42で送風機7に連通させて、この送風機7の駆動によって送風させる。前記送風シャッター9は、この施用ダクト8の入口部に設けて、開閉により施用ダクト8への送風、又は停止に切替えることができる。又、取出ダクト5は、常時前記送風ダクト42に連通して送風状態にあって、この右端部に排出口11を設け、排出シャッター12を有して、開閉することができる。この排出シャッター12は、ホッパー1の残留剤を取出排出させるときは開いて、取出搬出される残留剤を所定の容器に収容させる。又、前記ホッパー1内へ送風して乾燥作用を行わせるときは、この排出シャッター12よって排出口11を閉鎖して、この排出口11からの排風を停止して、各取出口6部の通風孔10から各ホッパー1底部内への送風作用を有効に行わせるものである。   The hopper 1 is formed to be horizontally long, and along the bottom of the hopper 1, a feeding device 3 corresponding to each seedling planting line is arranged so as to be driven in conjunction with the PTO shaft. An application duct 8 is provided on the front side of the feeding device 3, an extraction duct 5 is provided on the rear side, the left end portions of both the ducts 8 and 5 are joined, and the blower duct 42 communicates with the blower 7. 7 is driven. The blower shutter 9 is provided at the inlet of the application duct 8 and can be switched to blow or stop the application duct 8 by opening and closing. The take-out duct 5 is always in communication with the blower duct 42 and is in a blown state. The discharge duct 5 is provided with a discharge port 11 at the right end and has a discharge shutter 12 so that it can be opened and closed. The discharge shutter 12 is opened when the residual agent of the hopper 1 is taken out and discharged, and the residual agent taken out and carried out is accommodated in a predetermined container. Further, when the air is blown into the hopper 1 to perform the drying operation, the discharge shutter 12 closes the discharge port 11 to stop the exhaust air from the discharge port 11, and The air blowing action from the vent hole 10 into the bottom of each hopper 1 is effectively performed.

前記繰出装置3は、ホッパー1の底部繰出口3の直下に繰出ロール44を回転駆動可能に軸装45し、この繰出ロール44の回転によって一定量の粉粒剤を下方の漏斗46へ繰出す。この漏斗46は施用パイプ2上にのぞみ、繰出粉粒剤を施用パイプ2内へ流下案内する。各繰出装置3毎の施用パイプ2は後下りの傾斜に設けられて、この前端を前記施設用ダクト8に連通し、後端に施用ホース41を連通する。各施用パイプ2に繰出された粉粒剤を、施用ダクト8から吹込む、送風によって、施用ホース41へ搬入して、フロート27、28の作溝器40による作溝部へ吹出施用する。   The feeding device 3 is provided with a shaft 45 so that the feeding roll 44 can be rotationally driven immediately below the bottom feeding port 3 of the hopper 1, and a certain amount of powder is fed to the lower funnel 46 by the rotation of the feeding roll 44. . This funnel 46 is seen on the application pipe 2 and guides the feed powder granule down into the application pipe 2. The application pipe 2 for each feeding device 3 is provided at a rearward and downward inclination, and the front end communicates with the facility duct 8 and the application hose 41 communicates with the rear end. The granule fed to each application pipe 2 is blown from the application duct 8 and is carried into the application hose 41 by air blowing, and is blown out and applied to the groove forming portion by the groove forming device 40 of the floats 27 and 28.

前記繰出口43の後側部に、後側下方の取出ダクト5にわたる取出口6を傾斜されて形成し、この取出口6に取出シャッター4を設ける。この取出シャッター4は、繰出ロール44を回転して繰出作動させるときは閉鎖し、繰出作業後に残留剤を取出ダクト5側へ取出回収するときに開くものである。従って、この取出シャッター4を通風自在の網材や、目抜プレート等から形成する形態では、この取出口6から粉粒剤の取出を停止させて、取出ダクト5から繰出口43部への通風を行わせることができる。この取出シャッター4を網材等の形態とすることによって、繰出口43部からホッパー1内の粉粒剤を送風乾燥させることができ、構成を簡単にすることができる。又、この取出シャッター4を単なるシャッタプレート形態とする形態では、このシャッタプレートの一部に小さな通風孔10を形成するか、又は、この取出シャッター4部を迂回する通風孔10を形成して、常時取出ダクト5から繰出口43側への送風を行わせるように構成することができる。   At the rear side of the outlet 43, an outlet 6 is formed to be inclined to the outlet duct 5 below the rear side, and an outlet shutter 4 is provided at the outlet 6. The take-out shutter 4 is closed when the take-out roll 44 is rotated to be taken out and opened when the residual agent is taken out and collected to the take-out duct 5 side after the take-out operation. Therefore, in the form formed from a net material that can be freely ventilated, a cutting plate or the like, the take-out shutter 4 is stopped from taking out the powder and the air is vented from the take-out duct 5 to the outlet 43 portion. Can be performed. By making this take-out shutter 4 into the form of a net or the like, the powder agent in the hopper 1 can be blown and dried from the delivery port 43, and the configuration can be simplified. Further, in the form in which the take-out shutter 4 is a simple shutter plate, a small vent hole 10 is formed in a part of the shutter plate, or a vent hole 10 that bypasses the take-out shutter 4 portion is formed. It can comprise so that ventilation may always be performed from the taking-out duct 5 to the delivery outlet 43 side.

次に、主として図5、図6に基づいて、前記車体24後端のリヤフレーム34上に、後側へ適宜幅に突出するステー50を設けて、図5のように上側にステッププレート51を支持したり、又、図6のように前記施肥装置35の各施用ホース41を支持させることができる。このステー50は、リヤフレーム34の後側に板材形態として構成することができ、ループ状形態に構成することができる。   Next, mainly based on FIG. 5 and FIG. 6, a stay 50 is provided on the rear frame 34 at the rear end of the vehicle body 24 so as to protrude to a suitable width to the rear side, and the step plate 51 is disposed on the upper side as shown in FIG. 5. In addition, each application hose 41 of the fertilizer application device 35 can be supported as shown in FIG. The stay 50 can be configured as a plate material on the rear side of the rear frame 34, and can be configured in a loop shape.

次に、主として図7、図8に基づいて、前記苗植機には、苗植付土壌面に走行基準とするラインを施すラインマーカ55を装着するが、このラインマーカ55を回転自在のリング形態としたもので、土壌面と接して回転することにより、ラインを施すことができる。このラインマーカ55はリング形態となるため、不使用時に苗タンク29の上面側に収納するときは、回転径が大きく苗タンク29面等に接当して、損傷を起し易くなるため、内外へ起伏回動切替可能Cのマーカアーム56に対して、ラインマーカ55の支持アーム57を回動切替可能Bに設ける。そして、このラインマーカ55を収納Eするとき、回転面方向を苗タンク29面の方向に沿うように切替えて保持させることによって、この苗タンク29への接触や、当接をなくすることができる。外周部にラグ58を有したリング55を回転自在に軸受59した支持アーム57を、マーカアーム56の先端部に対して回動可能に支持し、スプリング60の張力によってフック部61をこのマーカアーム56の二箇所の係合穴62、63部に掛替え係合させて、リング55を走行土壌面に直立状にしたり、収納させて苗タンク29面と平行状に切替えることができる。   Next, mainly based on FIGS. 7 and 8, the seedling planting machine is equipped with a line marker 55 for applying a line as a running reference to the seedling planting soil surface. The line marker 55 is a rotatable ring. It is a form and can be lined by rotating in contact with the soil surface. Since the line marker 55 has a ring shape, when it is stored on the upper surface side of the seedling tank 29 when not in use, it has a large rotating diameter and comes into contact with the surface of the seedling tank 29, etc. The support arm 57 of the line marker 55 is provided in the rotation switchable B with respect to the marker arm 56 of the up-and-down rotation switchable C. When the line marker 55 is stored E, contact with or contact with the seedling tank 29 can be eliminated by switching and holding the rotation surface direction along the direction of the seedling tank 29 surface. . A support arm 57 which rotatably supports a ring 55 having a lug 58 on the outer peripheral portion is rotatably supported with respect to the tip end portion of the marker arm 56, and the hook portion 61 is supported by the marker arm 56 by the tension of the spring 60. The ring 55 can be engaged with the engagement holes 62 and 63 at two locations 56 so that the ring 55 can stand upright on the traveling soil surface or can be stored so as to be parallel to the surface of the seedling tank 29.

次に、主として図9に基づいて、前記補助苗枠33底に、空トレイを受けて浮上支持するバネ板65を設けて、空苗トレイの取出や、前側から補助作業者による苗トレイ68の供給等を行い易くする。補助苗枠33は、四辺部にストッパ縁66形成し、底面の前部寄り位置にバネ板65を適宜高さの山形状に突出させて設け、この上側にマット状苗を収容の苗トレイ68を受けたときは、バネ板65の抗して下動して、苗トレイの底下面が苗棚67に支持されるが、苗トレイが空の状態では、このバネ板65の弾発によって浮上されて、後下りの傾斜状に支持される。   Next, mainly based on FIG. 9, a spring plate 65 is provided on the bottom of the auxiliary seedling frame 33 to receive and support the empty tray so that the empty seedling tray can be taken out and the seedling tray 68 can be removed from the front side by an auxiliary operator. Facilitates supply and the like. The auxiliary seedling frame 33 is formed with stopper edges 66 on the four sides, provided with a spring plate 65 protruding in a mountain shape with an appropriate height at a position near the front part of the bottom surface, and a seedling tray 68 for accommodating mat-shaped seedlings on the upper side. When the spring plate 65 is received, the spring plate 65 moves down and the bottom bottom surface of the seedling tray is supported by the seedling shelf 67. However, when the seedling tray is empty, the spring plate 65 is lifted by the spring of the spring plate 65. Then, it is supported in a rearward and downward inclined shape.

次に、主として図10、図11に基づいて、前記補助苗枠33の苗棚67を、支持軸73周りに上下回動させて、傾斜角度を変更して、運転席16からの苗トレイ、乃至苗トレイ内の苗取作用を行い易い形態(図10)とする。又、この苗棚67の前後には伸縮可能、乃至折畳可能の折畳棚72を設けて、不使用はこの折畳棚72を縮少、乃至折疊んで収納することができる。   Next, mainly based on FIG. 10 and FIG. 11, the seedling rack 67 of the auxiliary seedling frame 33 is rotated up and down around the support shaft 73 to change the inclination angle, Or it is set as the form (FIG. 10) which is easy to perform the seedling removal action in a seedling tray. Further, a folding shelf 72 that is extendable or foldable is provided before and after the seedling shelf 67, and when not in use, the folding shelf 72 can be reduced or folded and stored.

又、図11のように、補助苗枠33の苗棚67を前後に配置して、各苗棚67の前側、後側に折畳可能の折畳棚72を設け、苗トレイ68を支持しないときは、この折畳棚72を苗棚67の前、後端部の折畳軸69の周りに回動させて折畳重合させて収納状態とする。これら折畳棚72は、丸棒材等でループ状に形成して把持し易く、軽量化することができる。又、前後の苗棚67間には適宜間隔部70を形成して、各折畳棚72の前、後端に突出形成のストッパー71を嵌合させて、簡潔な折畳収納状態とすることができる。   Further, as shown in FIG. 11, the seedling shelves 67 of the auxiliary seedling frame 33 are arranged at the front and rear, the folding shelves 72 that can be folded are provided on the front side and the rear side of each seedling rack 67, and the seedling tray 68 is not supported. At this time, the folding shelf 72 is rotated around the folding shaft 69 at the front and rear end portions of the seedling shelf 67 to be folded and overlapped to be stored. These foldable shelves 72 are formed in a loop shape with a round bar or the like so that they can be easily grasped and reduced in weight. In addition, a space 70 is appropriately formed between the front and rear seedling shelves 67, and protrusions 71 are fitted to the front and rear ends of the folding shelves 72 so as to be in a simple folded storage state. Can do.

次に、主として図12に基づいて、前記油圧無段変速装置19のトラニオン軸を変速操作する変速レバー75のレバーガイド76に、中立位置Nから前進高速位置Fにわたって、「路上」77位置、「浅田」78位置、「湿田」79位置の各マーカをこの順序で添付表示させる。又、変速レバー75には指針80を設ける。路上、圃場(浅田、湿田)等の条件によるエンジン18の回転数により、低燃費走行状態を維持させるように操作できる。   Next, mainly on the basis of FIG. 12, the lever guide 76 of the speed change lever 75 for shifting the trunnion shaft of the hydraulic continuously variable transmission 19 is moved from the neutral position N to the forward high speed position F at the “on the road” 77 position, “ Each marker of “Asada” 78 position and “Muruta” 79 position is attached and displayed in this order. The transmission lever 75 is provided with a pointer 80. It can be operated so as to maintain a low fuel consumption traveling state according to the number of revolutions of the engine 18 according to conditions such as on the road and in a farm field (Asada, wetland).

次に、主として図13〜図15に基づいて、前記補助苗枠33の後側運転席16側に、把持可能のハンドル81を設け、フロア32への昇降を行い易くする。この補助苗枠33は、前後中央部の下方に、車体24に取付ける取付ブラケット82を有し、フロア32の左、右いずれの側部にも取付け可能に構成し、ハンドル81をこの補助苗枠33の前、後いずれの側にも取付け可能に構成している。又、前記補助苗枠33は取付ブラケット82に対して一側寄りに偏倚した形態で、この取付ブラケット82をフロア32の外側に位置させて取付け、この補助苗枠33の外側部で、取付ブラケット82上方部側に、苗トレイを支持する苗棚67をブラケット83、及びこれに挿通する支持ピン84等によって取付け、この苗棚67苗トレイを支持しないときは、支持姿勢Lから支持ピン84の周りに上方へ回動させて収納姿勢Kとすることができる。このとき、ブラケット83にはストッパピン85を嵌合する複数のピン穴87が形成されていて、このピン穴87の支持姿勢L位置、又は収納姿勢K位置を選択して、ストッパピン85を嵌合する。このストッパピン85に苗棚67の先端部86を係合させて、この苗棚67の支持角度を支持姿勢L、又は収納姿勢Kに切替え維持することができる。   Next, mainly based on FIGS. 13 to 15, a grippable handle 81 is provided on the rear driver's seat 16 side of the auxiliary seedling frame 33 so as to facilitate raising and lowering to the floor 32. The auxiliary seedling frame 33 has a mounting bracket 82 attached to the vehicle body 24 below the front and rear central part, and is configured to be attachable to either the left or right side of the floor 32. The handle 81 is attached to the auxiliary seedling frame. It can be mounted on either the front side or the rear side of 33. Further, the auxiliary seedling frame 33 is biased toward one side with respect to the mounting bracket 82, and the mounting bracket 82 is mounted on the outside of the floor 32, and the mounting bracket 82 is mounted on the outer side of the auxiliary seedling frame 33. 82 A seedling shelf 67 that supports the seedling tray is attached to the upper portion side by a bracket 83 and a support pin 84 that is inserted through the bracket 83. When the seedling shelf 67 is not supported, The storage posture K can be set by rotating upward around. At this time, a plurality of pin holes 87 for fitting the stopper pins 85 are formed in the bracket 83, and the stopper pin 85 is fitted by selecting the support posture L position or the storage posture K position of the pin holes 87. Match. The tip end portion 86 of the seedling rack 67 is engaged with the stopper pin 85, and the support angle of the seedling rack 67 can be switched to the support posture L or the storage posture K and maintained.

前記ストッパピン85は、図14、図15のように前記ハンドル81を補助苗枠33に対して取付けるための取付ピンと共用することができる。補助苗枠33に、前記ブラケット83と共に、この内側にブラケット88を設け、前記ストッパピン85は、これら前後のブラケット83、88のピン穴87間にわたって挿通嵌合することにより、苗棚67の先端部86を係合する。苗棚67はL字形断面形態として、この先端部86を前記ブラケット83、88間の間隔部89に介入させて、前記ストッパピン85に係合させる。このストッパーピン85はスプリング90を有して、ブラケット83、88の各ピン穴87に渡って嵌合する状態に維持すると共に、ハンドル81を取付状態に維持する。このハンドル81をスプリング90の張力に抗して強く引くことよって、ストッパピン85の先端部をブラケット83のピン穴87から外して、この苗棚67の係止位置を、支持姿勢L、又は収納姿勢Kに切替えることができる。   The stopper pin 85 can be used in common with an attachment pin for attaching the handle 81 to the auxiliary seedling frame 33 as shown in FIGS. A bracket 88 is provided inside the auxiliary seedling frame 33 together with the bracket 83, and the stopper pin 85 is inserted and fitted between the pin holes 87 of the front and rear brackets 83, 88. The part 86 is engaged. The seedling rack 67 has an L-shaped cross-sectional shape, and the tip 86 is inserted into the space 89 between the brackets 83 and 88 and engaged with the stopper pin 85. The stopper pin 85 has a spring 90, and maintains the fitting state over the pin holes 87 of the brackets 83 and 88, and maintains the handle 81 in the attached state. By pulling the handle 81 strongly against the tension of the spring 90, the tip end portion of the stopper pin 85 is removed from the pin hole 87 of the bracket 83, and the latching position of the seedling shelf 67 is set to the support posture L or stored. The posture can be switched to K.

1 ホッパー
2 施用パイプ
3 繰出装置
4 取出シャッター
5 取出ダクト
6 取出口
7 送風路
8 施用ダクト
9 送風シャッター
10 通風孔
11 排出口
12 排出シャッター
DESCRIPTION OF SYMBOLS 1 Hopper 2 Application pipe 3 Feeding device 4 Takeout shutter 5 Takeout duct 6 Takeout port 7 Blower passage 8 Application duct 9 Blower shutter 10 Ventilation hole 11 Outlet 12 Outlet shutter

Claims (1)

粉粒剤を収容するホッパー(1)の底部に、この粉粒剤を施用パイプ(2)へ繰出す繰出装置(3)と、取出シャッター(4)を開いて粉粒剤を取出ダクト(5)へ直接取出す取出口(6)を設け、送風機(7)によりこれら施用パイプ(2)へ送風案内する施用ダクト(8)とこの送風シャッター(9)とを設け、前記取出口(6)部には、これら取出ダクト(5)からホッパー(1)底部内へ通風可能の通風孔(10)を形成し、前記取出ダクト(5)の排出口(11)を閉鎖可能の排出シャッター(12)を設けたことを特徴とする粉粒剤施用装置。   At the bottom of the hopper (1) for storing the powder, the feeding device (3) for feeding the powder to the application pipe (2) and the take-out shutter (4) are opened to take out the powder (5 The take-out outlet (6) is provided directly to the application pipe (2) by the blower (7) and the application duct (8) and the blower shutter (9) are provided. The discharge duct (5) is formed with a vent hole (10) capable of venting into the bottom of the hopper (1), and a discharge shutter (12) capable of closing the discharge port (11) of the extraction duct (5). An apparatus for applying powders, characterized in that.
JP2009045966A 2009-02-27 2009-02-27 Granular agrochemical applicator Pending JP2010193861A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015166664A1 (en) * 2014-04-28 2015-11-05 ヤンマー株式会社 Granular body feeding device, granular body scattering device, and scattering work vehicle
JP2015208299A (en) * 2014-04-28 2015-11-24 ヤンマー株式会社 Granule scattering device, and scattering mobile vehicle having the device
CN107426962A (en) * 2015-03-20 2017-12-01 洋马株式会社 The carrying device of agricultural machinery
JP2019205367A (en) * 2018-05-28 2019-12-05 株式会社クボタ Farm field work machine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015166664A1 (en) * 2014-04-28 2015-11-05 ヤンマー株式会社 Granular body feeding device, granular body scattering device, and scattering work vehicle
JP2015208299A (en) * 2014-04-28 2015-11-24 ヤンマー株式会社 Granule scattering device, and scattering mobile vehicle having the device
CN107426962A (en) * 2015-03-20 2017-12-01 洋马株式会社 The carrying device of agricultural machinery
CN107426962B (en) * 2015-03-20 2021-10-15 洋马动力科技有限公司 Delivery device for agricultural machine
JP2019205367A (en) * 2018-05-28 2019-12-05 株式会社クボタ Farm field work machine

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