JP3722147B2 - Dispersion boom mounting device for control machine - Google Patents

Dispersion boom mounting device for control machine Download PDF

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JP3722147B2
JP3722147B2 JP2004179853A JP2004179853A JP3722147B2 JP 3722147 B2 JP3722147 B2 JP 3722147B2 JP 2004179853 A JP2004179853 A JP 2004179853A JP 2004179853 A JP2004179853 A JP 2004179853A JP 3722147 B2 JP3722147 B2 JP 3722147B2
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boom
spraying
arm member
vehicle body
spreading
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JP2004267221A (en
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二三男 黒岩
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Iseki and Co Ltd
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Description

この発明は、防除機における散布ブーム取付装置に関する。   The present invention relates to a spray boom mounting device in a control machine.

従来、防除機の散布ブーム取付装置には、ステアリングハンドル及び操縦席を有して搭乗運転する車体前部に、薬剤噴孔を備える散布ブームを、横外側方へ張り出す散布位置と、操縦席横側へ回動させて前後方向に沿う収納位置とに切替可能に設けてなるものが知られている。
特開平３−２１３６４号 2. Description of the Related Art Conventionally, a spraying boom mounting device for a control machine has a spraying position for projecting a spraying boom provided with a chemical injection hole to a laterally outward side at a front part of a vehicle body that has a steering handle and a cockpit and is operated, and a cockpit There is known a switch that can be switched to a storage position along the front-rear direction by rotating to the side.
Japanese Patent Laid-Open No. 3-21364

乗用トラクタに薬剤散布ブームを取付ける場合は、作業中に散布ブームを車体の左右側方へ張出させた散布位置と、非作業位置に収納する収納位置とに切替可能に構成されるが、この散布ブームを車体の横側前後方向に沿った姿勢に収納する形態では、この収納位置での散布ブームが操縦席における操縦者の乗降の邪魔になり易い。   When installing a medicine spraying boom on a passenger tractor, it is possible to switch between a spraying position in which the spraying boom is extended to the left and right sides of the vehicle during work and a storage position in which it is stored in a non-working position. In the configuration in which the spreading boom is stored in a posture along the lateral direction in the lateral direction of the vehicle body, the spreading boom at this storage position tends to obstruct the rider on and off the pilot seat.

そこで、この発明は、ステアリングハンドル１及び操縦席２を有して搭乗運転する車体３前端のヒッチ４に、薬剤噴孔５を備える散布ブーム６を、側方へ張り出す散布位置Ａと、操縦席２横側へ回動させて前後方向に沿う収納位置Ｃとに切替可能に設けてなる防除機の散布ブーム取付装置において、
前記ヒッチ４を、前記車体３前部に搭載するエンジンＥの左右側方に立設するブラケット１４（１４）と、同ブラケット１４（１４）に上下回動自在に支持される上下一対の平行リンク１５，１５と、左右夫々の平行リンク１５，１５を前記車体３の前方で連結するヒッチマスト１８とで構成し、
前記ヒッチマスト１８には、前記平行リンク１５，１５を上下回動させる第一シリンダ２２と、左右方向に配するフレーム部材１７を設けると共に、同フレーム部材１７の左右両端部に、縦軸１９周りに前後回動自在に支持するアーム部材２３及び前記フレーム部材１７と同アーム部材２３との間を接続し且つ同アーム部材２３を回動させる第二シリンダ２９を設け、
更に前記アーム部材２３の回動基部に、前記散布ブーム６の収納位置Ｃにおいて左右方向に向くピン軸２４を設け、同軸２４周りに前記散布ブーム６を前記アーム部材２３に沿わせて上下回動自在に支持する一方、前記アーム部材２３の他端部に、前記散布ブーム６を載置させるホルダ２５と、同散布ブーム６を前記左右方向のピン軸２４周りに上動させる状態若しくは前記散布ブーム６の上面に係止させて前記ピン軸２４周りに上動させない状態とに切り替えるロックアーム２６を設けたことを特徴とする防除機の散布ブーム取付装置とした。 Accordingly, the present invention is the vehicle body 3 the front end of the hitch 4 of the driver's having steering wheel 1 and the cockpit 2, the spray boom 6 with a drug injection hole 5, and the spraying position A projecting laterally steering In the spray boom mounting device of the control machine, which is provided so as to be able to switch to the storage position C along the front-rear direction by rotating to the side of the seat 2
A bracket 14 (14) erected on the left and right sides of the engine E mounted on the front portion of the vehicle body 3 and a pair of upper and lower parallel links supported by the bracket 14 (14) so as to be rotatable up and down. and 15 and 15 constitute a parallel link 15 and 15 of respective right and left in the Hitchimasuto 18 you connected in front of the vehicle body 3,
The hitch mast 18 is provided with a first cylinder 22 for rotating the parallel links 15 and 15 up and down and a frame member 17 arranged in the left and right direction. An arm member 23 that is supported so as to be pivotable back and forth, and a second cylinder 29 that connects the frame member 17 and the arm member 23 and rotates the arm member 23 are provided.
Further, a pin shaft 24 facing in the left-right direction at the storage position C of the spraying boom 6 is provided at the rotation base of the arm member 23, and the spraying boom 6 is rotated up and down around the coaxial member 24 along the arm member 23. A holder 25 on which the spreading boom 6 is placed on the other end of the arm member 23 and a state in which the spreading boom 6 is moved up around the pin shaft 24 in the left-right direction or the spreading boom. A spray boom mounting device for a control machine is provided, which is provided with a lock arm 26 that is locked to the upper surface of 6 and is switched to a state in which it does not move upward around the pin shaft 24 .

薬剤を散布する作業時は、車体３のヒッチ４に散布ブーム６を装着した状態で、この散布ブーム６を第二シリンダ２９の駆動により左右横外側へ張出させた散布位置Ａにする。この散布位置Ａの散布ブーム６に薬液を送ることによって各噴孔５から薬剤散布が行われ、土壌面、乃至土壌面の作物等に薬剤が散布される。 During the operation of spraying the medicine, the spray boom 6 is mounted on the hitch 4 of the vehicle body 3, and the spray boom 6 is set to the spray position A where the second cylinder 29 is extended to the left and right laterally outer sides. By sending the chemical solution to the spraying boom 6 at the spraying position A, the chemical spraying is performed from each nozzle hole 5, and the chemical is sprayed on the soil surface or crops on the soil surface.

薬剤の散布作業を行わないときは、散布ブーム６を車体３の横側に沿わせる収納位置Ｃに回動させる。このとき散布ブーム６は、車体３の前部から操縦席２の横側に亘って、車体側部に沿う状態となるが、ヒッチ４に備えた第一シリンダ２２の駆動によって、平行リンク１５，１５の動きを介して散布ブーム６が上下調整され、ブーム端部を成るべく高く上げる事無く操縦席２横側が広く開かれて乗降し易い状態となる。
また前記第一シリンダ２２、第二シリンダ２９を駆動させない状態でも、前記ロックアーム２６による散布ブーム６の係止を解除すると、同ブーム６をピン軸２４周りに上方へ回動することができるので、前記同様、操縦席２横側を広く開けて乗降し易い状態となる。 When the medicine spraying operation is not performed, the spraying boom 6 is rotated to the storage position C along the side of the vehicle body 3. At this time, the spreading boom 6 is in a state along the vehicle body side from the front of the vehicle body 3 to the lateral side of the cockpit 2, but by the drive of the first cylinder 22 provided in the hitch 4, the parallel links 15, The spreading boom 6 is adjusted up and down through the movement of 15, and the side of the cockpit 2 is opened wide and easy to get on and off without raising the boom end as high as possible.
Even when the first cylinder 22 and the second cylinder 29 are not driven, if the locking of the spray boom 6 by the lock arm 26 is released, the boom 6 can be rotated upward around the pin shaft 24. As described above, the side of the cockpit 2 can be opened wide to easily get on and off .

トラクタ車体３は、ステアリングハンドル１の操作で操向自在の前車輪７と後車輪８とを、前部に搭載のエンジンＥで駆動して走行しうる四輪駆動操向形態で、ステアリングハンドル１の下方のフロアステップ９の後側部に操縦席２を配置し、この後部には液タンク１０を搭載し、後部下側に配置のポンプＰの駆動によって、この液タンク１０から吸入する薬液をホース１１によってパイプ材からなる散布ブーム６へ圧送できる。１２は操作盤で、操縦席２の一側に設けられ、該ポンプＰの運転、停止や、ホース１１の薬液の供給、停止、及び、散布ブーム６の位置切替等を行う操作具が配置される。１３は前記フロアステップ９の外側に配置するステップである。   The tractor vehicle body 3 is a four-wheel drive steering configuration in which a front wheel 7 and a rear wheel 8 that can be steered by operation of the steering handle 1 can be driven by an engine E mounted on the front portion. The pilot seat 2 is arranged on the rear side of the floor step 9 below the vehicle, and a liquid tank 10 is mounted on the rear part. By driving the pump P arranged on the lower side of the rear part, the chemical liquid to be sucked from the liquid tank 10 is supplied. The hose 11 can be pumped to the spraying boom 6 made of a pipe material. An operation panel 12 is provided on one side of the cockpit 2 and is provided with operating tools for operating and stopping the pump P, supplying and stopping the chemical solution in the hose 11, switching the position of the spraying boom 6, and the like. The A step 13 is arranged outside the floor step 9.

車体３の前端に設けられるヒッチ４は、車体３前端に左右一対のヒッチブラケット１４を一体とし、この各ヒッチブラケット１４には上下一対の平行リンク１５の後端を上下回動自在にピン１６で連結し、又、これらの平行リンク１５の前端部は、散布ブーム６を取付けるブーム取付フレーム１７と一体のヒッチマスト１８に対してピン４９で上下回動自在に連結し、これら平行リンク１５に一体の連結杆２０と、ヒッチマスト１８上に一体の取付アーム２１との間に亘ってギヤドモータＭ１駆動で螺子回動により伸縮自在のシリンダー２２（第一シリンダ）を設け、このシリンダー２２の伸縮によってブーム取付フレーム１７を上下調節できる。 The hitch 4 provided at the front end of the vehicle body 3 is integrally formed with a pair of left and right hitch brackets 14 at the front end of the vehicle body 3, and the rear ends of a pair of upper and lower parallel links 15 are pivotally connected to the hitch brackets 14 by pins 16. Further, the front end portions of these parallel links 15 are connected to a hitch mast 18 integrated with the boom mounting frame 17 to which the spreading boom 6 is attached by a pin 49 so as to be pivotable up and down, and are integrated with these parallel links 15. A cylinder 22 (first cylinder) that can be expanded and contracted by screw rotation by driving the geared motor M1 is provided between the connecting rod 20 and the mounting arm 21 that is integrated on the hitch mast 18. 17 can be adjusted up and down.

ブーム取付フレーム１７は、左右両端にほぼ上下方向のピン１９の回りに横外側方向と後側方向との間Ｄ１を回動自在のホルダアーム２３を設け、このホルダアーム２３に対してほぼ水平方向のピン２４の回りに上下Ｄ２回動自在に散布ブーム６の基部を装着する。なお、この散布ブーム６のピン２４回りの上下Ｄ２回動できる構成は、左右のホルダアーム２３のうちいずれか片側にのみ設ける形態とするもよい。   The boom mounting frame 17 is provided with holder arms 23 that can rotate between a laterally outward direction and a rearward direction around a pin 19 in a substantially vertical direction at both left and right ends. The base of the spreading boom 6 is mounted around the pin 24 so as to be rotatable up and down D2. In addition, the structure which can rotate up and down D2 around the pin 24 of this spreading | diffusion boom 6 is good also as a form provided in either one side among the left and right holder arms 23. FIG.

前記ホルダアーム２３の先端部には、この散布ブーム６の下方回動位置を係止するホルダー２５を設けると共に、ベルクランク状のロックアーム２６を前後回動自在に枢着２７し、このロックアーム２６を操作レバー３２によるワイヤー２８連動で前側へ回動させると散布ブーム６の上面を係止してホルダー２５との間に固定でき、ロックアーム２６を散布ブーム６上から側方へ回動させると散布ブーム６の係止を外して、散布ブーム６を手で上方へ回動させることができる。   A holder 25 is provided at the tip of the holder arm 23 to lock the downward rotation position of the spraying boom 6, and a bell crank-shaped lock arm 26 is pivotally attached 27 so as to be pivotable forward and backward. 26 is rotated to the front side in conjunction with the wire 28 by the operation lever 32, the upper surface of the spraying boom 6 can be locked and fixed to the holder 25, and the lock arm 26 is rotated from the top of the spraying boom 6 to the side. And the spreading boom 6 can be unlocked, and the spreading boom 6 can be rotated upward by hand.

又、前記ホルダアーム２３及びこれに保持される散布ブーム６のピン１９回りの回動は、ブーム取付フレーム１７とホルダアーム２３との間に亘って設けられる螺子回動で伸縮自在なシリンダー２９（第二シリンダ）のギヤドモータＭ２によって行われ、散布ブーム６を左右外側方へ張出させる散布位置Ａと、車体３の横側に沿わせる収納位置Ｃとに切替回動させることができる。 Further, the rotation of the holder arm 23 and the spreading boom 6 held around the pin 19 around the pin 19 is a cylinder 29 ( which can be extended and contracted by a screw rotation provided between the boom mounting frame 17 and the holder arm 23 ). This is performed by the geared motor M <b> 2 of the second cylinder) and can be switched to a spraying position A where the spraying boom 6 extends to the left and right outer sides and a storage position C along the side of the vehicle body 3.

前記ブーム取付フレーム１７には、センタ散布ブーム３０が固定され、下側に沿って噴孔３１を配置している。又、このセンタ散布ブーム３０の左右外側部に位置する延長線上に沿うようにサイド散布ブーム６が配置される。このサイド散布ブーム６の下側に沿って噴孔５が配置される。これら各散布ブーム３０，６には、前記ポンプＰ及びバルブ等を介するホース１１が連結され、前記薬液タンク１０からの薬液の圧送により各噴孔３１，５から下方に向けて薬液噴霧を行うことができる。このとき、ロックアーム２６は散布ブーム６を係止してホルダー２５に浮上しないように固定している。 A center spreading boom 30 is fixed to the boom mounting frame 17, and an injection hole 31 is arranged along the lower side. Further, the side scatter boom 6 are arranged along an extension located on the left and right outside portions of the Centers spray boom 30. A nozzle hole 5 is arranged along the lower side of the side spray boom 6. These spraying booms 30, 6 are connected to a hose 11 via the pump P and valves, etc., and perform chemical spraying downward from the respective nozzle holes 31, 5 by pumping the chemical from the chemical tank 10. Can do. At this time, the lock arm 26 locks the spreading boom 6 so as not to float on the holder 25.

薬液散布作業時は、散布ブーム６をピン１９の回りに回動させて、横方向へ張り出させた散布位置Ａとして、薬液を各散布ブーム３０，６に送って各噴孔３１，５から噴霧させて消毒することができる。非作業時は、左右の散布ブーム６を、モータＭ２の駆動によってシリンダー２９の伸縮によりピン１９の回りに回動させて、車体３の横側に沿わせる収納位置Ｃに回動させる。   At the time of the chemical solution spraying operation, the spray boom 6 is rotated around the pin 19 to feed the chemical solution to each spray boom 30, 6 as the spray position A projecting laterally, and from each nozzle hole 31, 5. Can be sterilized by spraying. When not working, the right and left spraying booms 6 are rotated around the pin 19 by the expansion and contraction of the cylinder 29 by driving the motor M2, and are rotated to the storage position C along the side of the vehicle body 3.

このような散布ブーム６の収納位置Ｃでは、車体３前部上のダッシュボード乃至ハンドルポスト部の横側から操縦席２の横側に亘って散布ブーム６が接近しているため、操縦者が乗降し難い。このため、操縦者が乗降するときは、操作レバー３２によってワイヤー２８連動でロックアーム２６を散布ブーム６上から側方へ回動させる。ロックアーム２６をロック解除した状態で、散布ブーム６を上方Ｄ２へ押上げると操縦席２の横側が広く開かれて、操縦者は容易に乗降できる。   In such a storage position C of the spreading boom 6, the spreading boom 6 is approaching from the side of the dashboard or handle post portion on the front of the vehicle body 3 to the side of the cockpit 2, so that the operator It is difficult to get on and off. For this reason, when the driver gets on and off, the lock arm 26 is rotated from the spray boom 6 to the side by the operation lever 32 in conjunction with the wire 28. In a state where the lock arm 26 is unlocked, when the spreading boom 6 is pushed upward D2, the side of the cockpit 2 is opened widely, and the driver can easily get on and off.

散布ブーム部の平面図と、側面図。The top view and side view of a spreading boom part. その斜視図。FIG. 全体の側面図。Overall side view. その平面図。The plan view.

符号の説明Explanation of symbols

Ａ 散布位置
Ｂ 開き位置
Ｃ 収納位置
Ｅ エンジン
１ ステアリングハンドル
２ 操縦席
３ 車体
４ ヒッチ
５ 噴孔
６ 散布ブーム
１４ ブラケット
１５ 平行リンク
１７ フレーム部材（ブーム取付フレーム）
１８ ヒッチマスト
１９ 軸（ピン）
２２ 第一シリンダ
２３ アーム部材（ホルダーアーム）
２４ ピン軸（ピン）
２５ ホルダー
２６ ロックアーム
２９ 第二シリンダ A Spraying position
B Open position
C Storage position
E Engine 1 Steering handle 2 Pilot seat 3 Car body 4 Hitch 5 Injection hole 6 Spraying boom
14 Bracket
15 Parallel links
17 Frame member (Boom mounting frame)
18 Hitch mast
19 axis (pin)
22 First cylinder
23 Arm member (holder arm)
24 Pin shaft (pin)
25 holder
26 Lock arm
29 Second cylinder

Claims (1)

ステアリングハンドル１及び操縦席２を有して搭乗運転する車体３前端のヒッチ４に、薬剤噴孔５を備える散布ブーム６を、側方へ張り出す散布位置Ａと、操縦席２横側へ回動させて前後方向に沿う収納位置Ｃとに切替可能に設けてなる防除機の散布ブーム取付装置において、
前記ヒッチ４を、前記車体３前部に搭載するエンジンＥの左右側方に立設するブラケット１４（１４）と、同ブラケット１４（１４）に上下回動自在に支持される上下一対の平行リンク１５，１５と、左右夫々の平行リンク１５，１５を前記車体３の前方で連結するヒッチマスト１８とで構成し、
前記ヒッチマスト１８には、前記平行リンク１５，１５を上下回動させる第一シリンダ２２と、左右方向に配するフレーム部材１７を設けると共に、同フレーム部材１７の左右両端部に、縦軸１９周りに前後回動自在に支持するアーム部材２３及び前記フレーム部材１７と同アーム部材２３との間を接続し且つ同アーム部材２３を回動させる第二シリンダ２９を設け、
更に前記アーム部材２３の回動基部に、前記散布ブーム６の収納位置Ｃにおいて左右方向に向くピン軸２４を設け、同軸２４周りに前記散布ブーム６を前記アーム部材２３に沿わせて上下回動自在に支持する一方、前記アーム部材２３の他端部に、前記散布ブーム６を載置させるホルダ２５と、同散布ブーム６を前記左右方向のピン軸２４周りに上動させる状態若しくは前記散布ブーム６の上面に係止させて前記ピン軸２４周りに上動させない状態とに切り替えるロックアーム２６を設けたことを特徴とする防除機の散布ブーム取付装置。 The vehicle body 3 the front end of the hitch 4 of the driver's having steering wheel 1 and the cockpit 2, the spray boom 6 with a drug injection hole 5, and the spraying position A protruding laterally, rotating the cockpit 2 lateral In the spray boom mounting device of the control machine, which is movable and can be switched to the storage position C along the front-rear direction,
A bracket 14 (14) erected on the left and right sides of the engine E mounted on the front portion of the vehicle body 3 and a pair of upper and lower parallel links supported by the bracket 14 (14) so as to be rotatable up and down. and 15 and 15 constitute a parallel link 15 and 15 of respective right and left in the Hitchimasuto 18 you connected in front of the vehicle body 3,
The hitch mast 18 is provided with a first cylinder 22 for rotating the parallel links 15 and 15 up and down and a frame member 17 arranged in the left and right direction. An arm member 23 that is supported so as to be pivotable back and forth, and a second cylinder 29 that connects the frame member 17 and the arm member 23 and rotates the arm member 23 are provided.
Further, a pin shaft 24 facing in the left-right direction at the storage position C of the spraying boom 6 is provided at the rotation base of the arm member 23, and the spraying boom 6 is rotated up and down around the coaxial member 24 along the arm member 23. A holder 25 on which the spreading boom 6 is placed on the other end of the arm member 23 and a state in which the spreading boom 6 is moved up around the pin shaft 24 in the left-right direction or the spreading boom. 6. A spray boom mounting device for a control machine, comprising a lock arm 26 that is locked to the upper surface of 6 and is switched to a state in which the pin shaft 24 is not moved upward .
JP2004179853A 2004-06-17 2004-06-17 Dispersion boom mounting device for control machine Expired - Fee Related JP3722147B2 (en)

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Application Number Priority Date Filing Date Title
JP2004179853A JP3722147B2 (en) 2004-06-17 2004-06-17 Dispersion boom mounting device for control machine

Related Parent Applications (1)

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JP12854896A Division JPH09308425A (en) 1996-05-23 1996-05-23 Apparatus for installing spraying boom of tractor controlling machine

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JP2004267221A JP2004267221A (en) 2004-09-30
JP3722147B2 true JP3722147B2 (en) 2005-11-30

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US8091799B2 (en) 2008-08-07 2012-01-10 Cnh America Llc Boom cradle slide system
JP5117990B2 (en) * 2008-10-22 2013-01-16 株式会社丸山製作所 Boom device

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