WO1999021410A1 - Outil portable a mouvement de va-et-vient - Google Patents

Outil portable a mouvement de va-et-vient Download PDF

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Publication number
WO1999021410A1
WO1999021410A1 PCT/JP1998/000035 JP9800035W WO9921410A1 WO 1999021410 A1 WO1999021410 A1 WO 1999021410A1 JP 9800035 W JP9800035 W JP 9800035W WO 9921410 A1 WO9921410 A1 WO 9921410A1
Authority
WO
WIPO (PCT)
Prior art keywords
reciprocating
shaft
portable
tip
worm
Prior art date
Application number
PCT/JP1998/000035
Other languages
English (en)
Japanese (ja)
Inventor
Masahiko Miura
Original Assignee
Kabushiki Kaisha Mette
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 Kabushiki Kaisha Mette filed Critical Kabushiki Kaisha Mette
Priority to AU53421/98A priority Critical patent/AU5342198A/en
Publication of WO1999021410A1 publication Critical patent/WO1999021410A1/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
    • A01D46/26—Devices for shaking trees or shrubs; Fruit catching devices to be used therewith
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G3/00—Cutting implements specially adapted for horticultural purposes; Delimbing standing trees
    • A01G3/08—Other tools for pruning, branching or delimbing standing trees
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01D—HARVESTING; MOWING
    • A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
    • A01D46/26—Devices for shaking trees or shrubs; Fruit catching devices to be used therewith
    • A01D2046/266—Portable devices to shake branches

Definitions

  • the present invention relates to a portable reciprocating operation machine. More specifically, by attaching and detaching various work attachments, a portable reciprocating operation that can be used for various tasks such as mowing, pruning branches and leaves, pruning trees, and shaking off fruits and nuts. About the machine. Technology background
  • a “portable automatic fruit remover” is known (see Japanese Utility Model Publication No. 7-30007).
  • This work machine is equipped with an engine via a transmission device at the base end of an operating rod with a reciprocating operating shaft slidably mounted, and a U-shaped hook connected to the reciprocating operating shaft at the distal end of the operating rod. It has a structure equipped with. And this work machine is configured so that fruits are shaken by sandwiching the branches of a fruit tree in a concave hook and reciprocating the hook by an engine to vibrate the branches of the fruit tree.
  • the above-mentioned "portable automatic fruit pruning machine” is dedicated to the work of shaking off fruits, and has a problem that it cannot be used for mowing, pruning of branches and leaves, pruning work and the like.
  • the mission device which converts the rotational motion of the engine into reciprocating motion by decelerating, has a problem in that the load applied to the reciprocating shaft causes severe damage to the bearing portion, resulting in low durability.
  • the present invention provides a portable reciprocating operation machine that can be used for pruning branches and leaves, pruning trees, and shaking off fruits and nuts by detachably attaching various work attachments. The purpose is to do.
  • Another object of the present invention is to provide a portable reciprocating operation machine having high durability of a mission device.
  • the present invention provides a portable reciprocating operation business in which a powerful reciprocating motion is obtained by reducing the number of revolutions of an engine by a transmission device, so that branching and foliage pruning and tree pruning can be easily performed.
  • the purpose is to provide a machine. Disclosure of the invention
  • the portable reciprocating machine is provided with an engine via a mission device and a clutch device on the base end side of the operating rod in which the reciprocating shaft is slidably mounted.
  • a work attachment driven by a reciprocating shaft is detachably attached to the distal end of the operating rod.
  • the mission device includes: a worm shaft connected to an output side of a clutch device; a worm wheel that fits the worm on the worm shaft; and a crank arm that connects the worm wheel and the reciprocating shaft.
  • the distal end of the worm shaft is rotatably supported by a mission case via a radial bearing and a dollar bearing.
  • the worm wheel is rotatably supported by a support pin on the mission case side via a radial bearing and a needle bearing.
  • a base end of the crank arm is rotatably supported by a support pin on the worm wheel side via a needle bearing.
  • a needle bearing rotatably supporting the tip of the worm shaft is disposed on the end side of the worm shaft, and a twenty-first bearing for rotatably supporting the worm wheel is provided on a shaft end side of the support pin.
  • the work attachment is a pruning work attachment having a clipper blade having a receiving blade and a cutting blade
  • the receiving blade is detachably attached to a distal end portion of the operating rod.
  • the cutting blade is fixed, and the cutting blade is detachably connected to the tip of the reciprocating shaft.
  • the attachment is a pruning work attachment having a hook and a saw plate
  • the hook is detachably connected to the tip of the operating rod
  • the saw plate is detachably connected to the tip of the reciprocating shaft.
  • the work attachment is a branch swing work attachment having a concave hook
  • the hook is detachably connected to the tip of the reciprocating shaft.
  • the tip of the worm shaft built into the mission device is rotatably supported by the mission case via a radial bearing and a needle bearing having a large pressure resistance load.
  • the worm wheel is rotatably supported by a support pin on the transmission case side via a radial bearing and a needle bearing with a large pressure resistance, and the base end of the crank arm bears a pressure-resistant load on the worm wheel side support pin. It is rotatably supported via a large needle bearing.
  • the needle bearings having a large pressure resistance load are disposed on the shaft end side of the support pin and on the shaft end side of the tip of the worm shaft, respectively.
  • each bearing in the mission device exhibits a smooth bearing function without center runout. Therefore, the mission device can smoothly convert the rotational power of the engine into a reciprocating motion and transmit it to the reciprocating shaft regardless of the shocking work load, and the mission device has high durability.
  • FIG. 1 is a perspective view showing an overall schematic structure of a portable reciprocating operation machine according to the present invention
  • FIG. 2 is a sectional view showing an internal structure of a mission device
  • FIG. FIG. 4 is a cross-sectional view showing a worm wheel support structure; The figure is an explanatory view of a pruning operation using a pruning operation attachment.
  • the portable reciprocating operation machine includes an operating rod 2 in which a reciprocating shaft 1 is slidably mounted, and a base end of which is provided with an engine 3 through a mission device 3 and a clutch device 4. 5 is equipped.
  • a pruning work attachment 6, a pruning work attachment 7, and a pruning work attachment 8 are detachably provided on the distal end side of the operating rod 2 as work attachments driven by the reciprocating shaft 1. It is selectively attached.
  • an anti-vibration grip 9 for gripping is mounted on the operating rod 2, and an accelerator lever 10 for controlling the rotation speed of the engine 5 is provided in the vicinity of the grip 9.
  • the mission device 3 has a function of reducing the rotation of the engine 5 transmitted via the clutch device 4 and converting the rotation into a reciprocating motion.
  • the mitigation device 3 includes a worm shaft 3A connected to the output side of the clutch device 4, a worm wheel 3C that engages with the worm 3B on the worm shaft 3A, It incorporates a crank arm 3D that connects the worm wheel 3C and the reciprocating shaft 1.
  • the worm 3B is preferably formed of a softer material than the worm wheel 3 in order to ensure the durability of the engagement between the worm 3B and the worm wheel 3C.
  • the warm end of the worm 3A is rotatably supported by the mission case 3F via a radial bearing 3E via a radial bearing 3E, and the distal end is supported by a mission via a radial bearing 3G and a 21 dollar bearing 3H. It is rotatably supported by Case 3F.
  • the dollar bearing 3H is disposed on the shaft end side of the worm shaft 3A.
  • Warm Needle Bearing 3H By arranging the shaft on the shaft end side of the shaft 3A, the positioning of the shaft can be accurately performed and the pressure resistance load can be improved.
  • the worm wheel 3C has its tip protruding from the pin hole 3P of the transmission case 3F via the radial bearing 3I and the needle bearing 3J, and the nut 3Q It is rotatably supported by fixed support pins 3K.
  • the needle bearing 3J is disposed on the shaft end side of the support pin 3K.
  • crank arm 3D The base end of the crank arm 3D is rotatably supported by a support pin 3L protruding from the worm wheel 3C via a dollar bearing 3M. It is rotatably connected to the base end of the shaft 1 via a connecting pin 3N.
  • the clutch device 4 is a conventionally known centrifugal clutch device, which transmits power when the engine speed exceeds the idling speed and reaches a predetermined speed, and when the engine speed falls below the predetermined speed, the power is transmitted. Has the function of blocking transmission.
  • Engine 5 is a general-purpose two-stroke engine commonly used in portable work machines.
  • the pruning attachment 6 has a clipper blade on which a cutting blade 6B is slidably reciprocated with respect to a receiving blade 6A.
  • the cutting blade 6B is provided with through holes 6C at appropriate intervals, and a pin 6D protruding from the receiving blade 6A is slidably inserted into the through hole 6C to cut the nut 6E.
  • one end of the receiving blade 6A is detachably fixed to a mounting base 2A fixed to the tip of the operating rod 2 via a bolt and a nut.
  • one end of the cutting blade 6B is detachably fixed to a mounting base 1A fixed to the tip of the reciprocating shaft 1 via bolts and nuts.
  • the pruning work attachment 7 includes a hook 7A having an L-shaped tip, and a sawing plate 7B having saw blades formed on both sides. I have.
  • the hook 7A is removably pivotally connected to the center of a mounting base 2A fixed to the distal end of the operating rod 2 via a bolt nut.
  • the part is detachably connected to a panel hanging part 2B on one side of the mounting base 2A via a tension coil panel 7C.
  • the mounting base 2A is provided with a stopper 2C for restricting the rotation range of the hook 7A.
  • the sawtooth plate 7B is detachably fixed via a bolt nut to a mounting base 1A whose base end is fixed to the distal end of the reciprocating shaft 1.
  • the sawtooth plate 7B may have a saw blade on only one side.
  • the branch swing work attachment 8 has a hook 8A whose tip is formed in a concave shape so as to sandwich a tree branch.
  • the hook 8A is detachably fixed via a bolt and a nut to a mounting base 1A whose base end is fixed to the distal end of the reciprocating shaft 1.
  • a pruning work attachment 6, a pruning work attachment 7, and a branch swing work attachment 8 are selectively mounted on the distal end side of the operating rod 2 according to the work purpose.
  • the reciprocating operation 1 is operated by the operation of the engine 5 via the clutch device 4 and the transmission device 3 so that the operating rod 2 is moved relative to the operating rod 2. Reciprocating in the direction.
  • the cutting blade 6B is reciprocally driven with respect to the receiving blade 6A. Therefore, the pruning operation of the branches and leaves is performed using the pruning work attachment 6.
  • the saw 5B of the pruning work attachment is reciprocated in the axial direction of the operating rod 2 by the operation of the engine 5. Therefore, as shown in Fig. 4, the tip of the L-shaped hook 7A is hung on a tree branch, and the saw board 7B is Press the saw blade against the branch and grind it. In this case, the hook 7A regulates the escape of the branch upward in the grinding direction, so that the pruning operation is performed easily and reliably.
  • the hook 8A of the branch swing work attachment 8 is reciprocated in the axial direction of the operating rod 2 by the operation of the engine 5. Therefore, a branch is inserted into the tip of the concave hook 8A, and this is vibrated up and down to shake off fruits and nuts.
  • a work load is applied to each bearing in the mission device 3 in a shocking manner.
  • a radial load acts on the support pin 3 L via the crank arm 3 D in a shocking manner
  • a radial load acts on the worm wheel 3 C via the support pin 3 L in an impact manner
  • a radial load acts on the worm shaft 3 A via C in an impact manner.
  • the base end of the crank arm 3D is rotatably supported by a supporting pin 3L on the side of the worm wheel 3C via a 21D bearing 3M having a large pressure load
  • the worm wheel 3C is a transmission case.
  • 3 F is supported rotatably on the support pin 3 K via the radial bearing 3 I and the needle bearing 3 J with a large pressure resistance
  • the tip of the worm shaft 3 A is mounted on the transmission case 3 F with the radial bearing 3 G and It is rotatably supported via a 21 dollar bearing 3 H with a large pressure resistance.
  • the portable reciprocating industrial machine according to the present invention can be used as a mowing machine or a pruning machine for branches and leaves, or as a pruning machine for trees by replacing various work attachments. It is useful as a swinging machine that shakes off branches to shake off fruits and nuts, and is lightweight and can be carried while being carried. Therefore, it is particularly suitable as a machine for pruning trees and shaking off tree nuts.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Ecology (AREA)
  • Forests & Forestry (AREA)
  • Harvesting Machines For Specific Crops (AREA)
  • Harvester Elements (AREA)

Abstract

Outil portable polyvalent qui peut être utilisé pour diverses opérations telles que tondre du gazon, couper des rameaux et des feuilles, élaguer un arbre et secouer des fruits et des noix. Ledit outil comporte une tige de fonctionnement dans laquelle est monté coulissant un arbre d'actionnement de va-et-vient, un moteur monté sur une extrémité latérale de la base de la tige de fonctionnement par l'intermédiaire d'un dispositif de transmission et d'un dispositif d'embrayage, et une attache d'accessoire montée amovible et de manière sélective sur une extrémité latérale au niveau de la pointe de la tige de fonctionnement et entraînée par l'arbre d'actionnement à va-et-vient. Dans le dispositif de transmission, les extrémités de la vis sans fin sont maintenues rotatives dans un boîtier de transmission par l'intermédiaire d'un roulement radial et d'un roulement à aiguilles. Une roue à vis est maintenue rotative sur une broche de support sur un côté du boîtier de transmission par l'intermédiaire d'un roulement radial et d'un roulement à aiguilles. En outre, une extrémité de base de bras de manivelle est maintenue sur une broche de support par l'intermédiaire d'un roulement à aiguilles sur un côté de la roue à vis.
PCT/JP1998/000035 1997-10-27 1998-01-08 Outil portable a mouvement de va-et-vient WO1999021410A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU53421/98A AU5342198A (en) 1997-10-27 1998-01-08 Portable reciprocating work machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9/311441 1997-10-27
JP31144197A JPH11127662A (ja) 1997-10-27 1997-10-27 携帯用往復動作業機

Publications (1)

Publication Number Publication Date
WO1999021410A1 true WO1999021410A1 (fr) 1999-05-06

Family

ID=18017260

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP1998/000035 WO1999021410A1 (fr) 1997-10-27 1998-01-08 Outil portable a mouvement de va-et-vient

Country Status (4)

Country Link
JP (1) JPH11127662A (fr)
AU (1) AU5342198A (fr)
TW (1) TW352325B (fr)
WO (1) WO1999021410A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1095554A1 (fr) * 1999-10-28 2001-05-02 Active S.R.L. Dispositif pour secouer les arbres pour la collecte de fruits
CN103202142A (zh) * 2013-03-20 2013-07-17 浙江理工大学 山核桃振动采摘装置
CN107494000A (zh) * 2017-08-23 2017-12-22 武汉大学 一种带电修剪高压线路走廊树枝的机器人及控制方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105123295A (zh) * 2015-08-25 2015-12-09 广西大学 一种刀片驱动机构
KR102044538B1 (ko) * 2018-09-20 2019-11-15 (주)그린피아산업 과수목 적심기

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506964A (fr) * 1973-05-23 1975-01-24
JPS5169051A (en) * 1974-12-12 1976-06-15 Akyoshi Matsufuchi Jumokunoedano setsudansochi
JPS6164250U (fr) * 1984-10-02 1986-05-01
JPS62158425A (ja) * 1986-01-07 1987-07-14 株式会社共立 果実収獲等装置
JPH0450747A (ja) * 1990-06-19 1992-02-19 Mitsui Petrochem Ind Ltd 湿式酸化分解方法および湿式酸化分解装置
JPH04125341A (ja) * 1990-09-12 1992-04-24 Mitsubishi Electric Corp ウオームギヤ支持機構
JPH07255278A (ja) * 1994-03-25 1995-10-09 Kioritz Corp バリカン形刈払機

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS506964A (fr) * 1973-05-23 1975-01-24
JPS5169051A (en) * 1974-12-12 1976-06-15 Akyoshi Matsufuchi Jumokunoedano setsudansochi
JPS6164250U (fr) * 1984-10-02 1986-05-01
JPS62158425A (ja) * 1986-01-07 1987-07-14 株式会社共立 果実収獲等装置
JPH0450747A (ja) * 1990-06-19 1992-02-19 Mitsui Petrochem Ind Ltd 湿式酸化分解方法および湿式酸化分解装置
JPH04125341A (ja) * 1990-09-12 1992-04-24 Mitsubishi Electric Corp ウオームギヤ支持機構
JPH07255278A (ja) * 1994-03-25 1995-10-09 Kioritz Corp バリカン形刈払機

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1095554A1 (fr) * 1999-10-28 2001-05-02 Active S.R.L. Dispositif pour secouer les arbres pour la collecte de fruits
CN103202142A (zh) * 2013-03-20 2013-07-17 浙江理工大学 山核桃振动采摘装置
CN103202142B (zh) * 2013-03-20 2015-03-04 浙江理工大学 山核桃振动采摘装置
CN107494000A (zh) * 2017-08-23 2017-12-22 武汉大学 一种带电修剪高压线路走廊树枝的机器人及控制方法
CN107494000B (zh) * 2017-08-23 2020-01-07 武汉大学 一种带电修剪高压线路走廊树枝的机器人及控制方法

Also Published As

Publication number Publication date
TW352325B (en) 1999-02-11
AU5342198A (en) 1999-05-17
JPH11127662A (ja) 1999-05-18

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