KR20170035163A - Agricultural tractor with 360 degree rotatable bending arms - Google Patents

Agricultural tractor with 360 degree rotatable bending arms Download PDF

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Publication number
KR20170035163A
KR20170035163A KR1020150133915A KR20150133915A KR20170035163A KR 20170035163 A KR20170035163 A KR 20170035163A KR 1020150133915 A KR1020150133915 A KR 1020150133915A KR 20150133915 A KR20150133915 A KR 20150133915A KR 20170035163 A KR20170035163 A KR 20170035163A
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KR
South Korea
Prior art keywords
cabin
arm
main body
inner ring
rotating
Prior art date
Application number
KR1020150133915A
Other languages
Korean (ko)
Inventor
문봉만
유성규
Original Assignee
(주)원우이엔지
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.)
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Publication date
Application filed by (주)원우이엔지 filed Critical (주)원우이엔지
Priority to KR1020150133915A priority Critical patent/KR20170035163A/en
Publication of KR20170035163A publication Critical patent/KR20170035163A/en

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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/102—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means characterised by the location of the mounting on the tractor, e.g. on the rear part
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
    • E02F9/12—Slewing or traversing gears
    • E02F9/121—Turntables, i.e. structure rotatable about 360°
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/16—Cabins, platforms, or the like, for drivers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2016—Winches

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Agricultural Machines (AREA)
  • Soil Working Implements (AREA)

Abstract

The present invention relates to an agricultural tractor having a refracting arm capable of rotating 360 degrees, and is provided with a refracting arm which can be rotated 360 degrees in the left-right direction together with the cabin, so that the refracting arm can be used not only forwardly and laterally, So that it can be easily performed.
The present invention provides a vehicle comprising: a main body having a front wheel and a rear wheel; A cabin installed above the main body so as to be rotatable 360 degrees and having a driver's seat inside; A refracting arm installed on the front of the cabin so as to be rotatable together with the rotation of the cabin and to be mounted on the front end; A power take-off device installed in the main body and capable of transmitting the engine power of the main body to the driving type working machine; A swivel bearing having an outer ring and an inner ring coupled to the main body and the cabin and a gear formed on an inner circumferential surface of the inner ring for rotating the cabin 360 degrees, A driving gear meshed with the inner ring and a hydraulic motor for providing a rotating force to the driving gear to rotate the cabin by rotation of the swivel bearing inner ring.

Description

TECHNICAL FIELD [0001] The present invention relates to an agricultural tractor having a 360-degree rotatable refracting arm,

The present invention relates to an agricultural tractor, and more particularly, to a tractor for agricultural use, which is equipped with a refracting arm which can be rotated 360 degrees in the lateral direction together with the cabin, and which can be easily carried out using various types of rear- And more particularly to an agricultural tractor having a refracting arm capable of rotating.

Generally, agricultural tractors are agricultural machines that perform various tasks by using the traction force especially in agriculture.

Agricultural tractors are formally wheeled wheeled and caterpillar caterpillar type. The former is suitable for relatively light work, has better ride quality than the trackless crawler, has less resistance and can speed up. The latter has a lower ground contact pressure than the wheel type (about 1 kg per unit area in the wheel type and 0.3 kg in the crawler type), and the adhesive strength to the ground is also large, It is suitable for running at a low speed on a non-ground surface.

These agricultural tractors are equipped with a power take-off device, traction device, and lifting device in accordance with Article 2 (1) of the Enforcement Ordinance of the Agricultural Machinery Promotion Act of 2015.01.06, Which is an engine power output of 15kW or more, which carries out agriculture work such as transportation, etc., and is defined as an automobile in accordance with Article 2, Paragraph 1 of the 「Automobile Management Act」 or a construction machine according to Article 2. (1)

Except for those that fall under this category.

For reference, the term "automobile" as defined in the Automobile Management Act refers to a piece of equipment manufactured for the purpose of moving from the land by a prime mover or a piece of equipment manufactured for the purpose of moving over land, An excavator that is likely to be confused is defined as more than one ton of its own weight with an excavator in an infinite track or tire type.

Currently used agricultural tractors are equipped with plowing machines, revolving tillage machines, plowing machines, seeders, chrysanthemum mowers, fertilizer spreaders, boom sprayers, trailers, etc. for tilling, pausing, stopping, Chungyeong weeding (shallow ground to remove weeds), fertilization, control, transportation, pumping water, threshing, etc. will perform various tasks.

1 and 2 are reference views for describing an agricultural tractor according to the prior art.

As shown in the drawings, a conventional agricultural tractor is disclosed in Korean Patent Laid-Open Publication No. 2012-0037336 (Apr. 19, 2012), and a cabin 10 having a driver's seat with a rotary refraction arm 30 A refracting arm 30 is provided on the rotating shaft 40 so as to be able to rotate about the rotating shaft 40. The rotating shaft 40 is disposed to be offset from the center of the body frame, Is mounted on the rear side of the cabin to allow the refracting arm 30 to rotate about the rotation axis 40 by about 270 degrees.

This configuration allows the operator to set the loader in front of the tractor in the past or to set the backhoe in the back of the tractor to the front or rear of the tractor so that if the operator wishes to work from the side of the cabin, And to solve the problem that the workability is low and the work time is long.

However, even in the case of the agricultural tractor according to the related art, there is a problem that the refraction arm can not rotate completely to 360 degrees but can rotate only up to 270 degrees. That is, if the rotation of the refracting arm can not be applied to the working area, the entire tractor may be rotated slightly. If there is an environmental restriction such as the presence of an obstacle in the rotating direction, the entire tractor is rotated one or more times in the opposite direction It was inevitable to move it. Particularly according to the prior art

Further, according to the related art, since the cabin is fixed, the gaze of the operator who is aboard the cabin can not be directed to the rotated refracting arm. Therefore, there is a considerable inconvenience in controlling the refracting arm. It was impossible to load a load with a refracting arm on a trailer mounted on the rear of the tractor while overlapping the problem of limited roads.

Korean Patent Publication No. 2012-0037336 (Apr. 19, 2012)

Accordingly, it is an object of the present invention to provide a cabin that is capable of being rotated forward and backward by 360 degrees in the horizontal direction, Which can be easily rotated using a refracting arm up to 360 degrees.

In order to achieve the above-mentioned object, the agricultural tractor according to the technical idea of the present invention is a tractor for a self-propelled self-propelled agricultural tract capable of performing agricultural work including tilling, stopping and transportation, Wow; A cabin installed above the main body so as to be rotatable 360 degrees and having a driver's seat inside; A refracting arm installed on the front of the cabin so as to be rotatable together with the rotation of the cabin and to be mounted on the front end; A power take-off device installed in the main body and capable of transmitting the engine power of the main body to the driving type working machine; And a traction device provided in front of the main body.

In order to rotate the cabin by 360 degrees, a swivel bearing in which an outer ring and an inner ring are respectively coupled to the main body and the cabin and a gear is formed on an inner peripheral surface of the inner ring, a driving gear meshed with the inner ring of the swivel bearing, And a hydraulic motor for providing a rotational force to the gear, so that the cabin is rotated by the rotation of the swivel bearing inner ring.

A hydraulic pump for supplying the fluid to the hydraulic motor while being powered by the engine of the main body to supply the hydraulic pressure to the hydraulic motor and an oil tank for storing the fluid supplied to the hydraulic motor are provided .

The refracting arm may include a support fixed to the front lower portion of the cabin, a first arm coupled to the support to be rotatable in the up and down direction, and a second arm rotatably coupled to the tip of the first arm, A second cylinder for rotating the first arm with respect to the first arm, a second cylinder for rotating the second arm with respect to the first arm, and a second cylinder for rotating the first arm with respect to the second arm, And a third cylinder for vertically rotating the working machine mounted on the distal end of the second cylinder.

The power take-off device may be installed in front of and behind the main body.

The agricultural tractor according to the present invention is provided with a refracting arm which can rotate 360 degrees in the lateral direction together with the cabin, and can be carried out using various types of rear arms as well as front and side rear works.

In addition, the present invention can be applied to a work machine mounted on a tractor body or pulled on a trailer such as a tree or a rice straw by a grapple or a veil handling device mounted on a refraction arm while the trailer is pulled to the main body, It is possible to easily perform the simultaneous operation of linking the working machines.

1 and 2 are views for explaining a conventional agricultural tractor
3 is a perspective view for explaining a configuration of an agricultural tractor according to an embodiment of the present invention;
4 is a front view of an agricultural tractor according to an embodiment of the present invention
5 is an internal configuration diagram for explaining a configuration for 360-degree rotation of a cabin in an agricultural tractor according to an embodiment of the present invention
6 is a view for explaining a variety of working machines that can be mounted on a refractive arm in an agricultural tractor according to an embodiment of the present invention.
FIGS. 7 to 14 are diagrams for explaining an example of a 3D rendered image of a farmed tractor according to an embodiment of the present invention,

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An agricultural tractor according to embodiments of the present invention will be described in detail with reference to the accompanying drawings. The present invention is capable of various modifications and various forms, and specific embodiments are illustrated in the drawings and described in detail in the text. It is to be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but on the contrary, is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. Like reference numerals are used for like elements in describing each drawing. In the accompanying drawings, the dimensions of the structures are enlarged to illustrate the present invention, and are actually shown in a smaller scale than the actual dimensions in order to understand the schematic structure.

Also, the terms first and second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component. On the other hand, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

4 is a front view of an agricultural tractor according to an embodiment of the present invention, and FIG. 5 is a sectional view of the agricultural tractor according to an embodiment of the present invention. Fig. 3 is an internal structural view for explaining a configuration for rotating the cabin by 360 degrees. Fig.

As shown in the drawings, an agricultural tractor according to an embodiment of the present invention includes a tractor body 110 having a front wheel 112 and a rear wheel, a cabin 120 having a driver's seat therein, The cabin 120 is installed on the main body 110 so as to be rotatable 360 degrees without any rotation angle limitation and the refracting arm 130 Are installed in front of the cabin (120) so as to be rotatable together.

With such a construction, the agricultural tractor according to the embodiment of the present invention is easy to use the refraction arm 130 not only for the front and side but also for various types of rear work.

Hereinafter, an agricultural tractor according to an embodiment of the present invention will be described in detail with reference to the above-described components.

(Prior to the explanation, the agricultural tractor according to the embodiment of the present invention has a power take-off device, a traction device and a lifting device in accordance with Article 2 (1) of the Enforcement Ordinance of the Agricultural Machinery Promotion Act of 2015.01.06, Or an agricultural tractor defined as a self-propelled prime mover with an engine output of 15 kW or more, which is connected to a driving type working machine and performs agriculture such as tilling, stopping, and transporting, and is provided with a prime mover as defined in Article 2, Or a piece of equipment manufactured for the purpose of moving on land, or an excavator in an infinite track or tire type as defined in Article 2 (1) 1 of the Construction Machinery Management Act It is to be noted that the excavator is strictly separated from an excavator having a weight of 1 ton or more.

The main body 110 supports the other components. The main body 110 is provided with a steering front wheel 112 and a driving rear wheel 111 at its lower portion so as to be able to move. The power to the wheels and various hydraulic devices An engine 141 (typically a diesel engine 141, see Fig. A counterweight 115 is provided in front of the main body 110 to switch the refraction arm 130 and the unbalance caused by the working machine to a stable state.

The cabin 120 is provided with a driver's seat so that a tractor can be operated or a variety of working machines mounted on the refracting arm 130 and the power take-off unit 114 can be controlled in a state where a pilot is on board.

The cabin 120 is rotatably installed on the upper portion of the main body 110 so that the swivel bearing 147 is connected to the connection point between the cabin 120 and the main body 110 A hydraulic motor 145, a drive gear 146, a hydraulic pump 142, and an oil tank 143 are installed at the center.

The swivel bearing 147 is installed around the rotary shaft 144 that rotatably supports the cabin 120 and includes an outer ring 147a coupled to the cabin body 110 and the cabin 120, And an inner ring 147b. A gear is formed on the inner circumferential surface of the inner ring 147b to engage with the driving gear 146. The hydraulic motor 145 provides a rotational force to the driving gear 146 and is supplied with power from the engine 141 of the main body 110 by the pumping force of the hydraulic pump 142, And is driven. The hydraulic motor 145 receives a fluid (oil) stored in a sufficient amount in the oil tank 143, and fluid movement between the components is performed by a hydraulic hose 148.

According to the structure in which the tractor body 110 and the cabin 120 are rotatably coupled with the swivel bearing 147 as a center, the rotation of the driving gear 146 provided on the hydraulic motor 145 The inner ring 147b of the swivel bearing 147 rotates without limitation from the inside of the outer ring 147a. Also, the cabin 120 coupled to the inner ring 147b can be rotated 360 degrees without being restricted by the rotation angle.

The refracting arm 130 is installed in the front of the cabin 120 and rotates together with the cabin 120 rotating 360 degrees without being restricted by the angle of rotation as described above. The refracting arm 130 includes a support 131 fixed to the front lower portion of the cabin 120, a first arm 132 coupled to the support 131 so as to be rotatable up and down, And a second arm 133 rotatably coupled to the tip of the first arm 132 in a vertical direction. The refracting arm 130 includes a first cylinder 131a for rotating the first arm 132 with respect to the support 131 and a second cylinder 131a for rotating the first arm 132 relative to the first arm 132 And a third cylinder 133a for vertically rotating the working machine mounted on the distal end of the second arm 133 with respect to the second arm 133. The second cylinder 133a rotates the second cylinder 133a, The work machine mounted on the distal end of the second arm 133 can be raised and lowered smoothly. 3 and 4, a bucket 134a is installed as the above-mentioned working machine, but more various working machines can be mounted as needed. The types of such machines will be described later.

Note that it is noted that the refraction arm 130 is configured to rotate together with the rotation of the cabin 120. [ According to such a configuration, when the refracting arm 130 rotates in the left-right direction, the cabin 120 becomes an obstacle and can solve the problem of limiting the rotation angle.

The power take off system 114 is installed in the main body 110 and is capable of transmitting the power of the engine 141 to the driving type working machine. The power take off system 114 includes at least a front and a rear of the main body 110, It is installed in one place. In the case of the power take-off device 114, since it is a well-known conventionally installed in a general agricultural tractor, a detailed description will be omitted.

The pulling device 113 is a device for fixing the hook of the agricultural machine connector head to be pulled, and is usually installed at the rear of the main body 110. In the case of the towing device 113 as such, since it is a well-known conventionally installed in a general agricultural tractor, a detailed description will be omitted.

The general utility of the agricultural tractor according to the embodiment of the present invention configured to rotate the refraction arm 130 together with the cabin 120 by 360 degrees will be described below.

6 is a reference view for explaining various working machines that can be mounted on a refraction arm in an agricultural tractor according to an embodiment of the present invention.

As shown in FIG. 6, in the case of agricultural tractors according to the embodiment of the present invention, a bucket used for excavation, a grapple useful for lifting various types of articles, a powder or small size A loader bucket that is easy to pile up and move at a time, a fork that is easy to lift and move the stackable regular item, and a bulky and light item such as a rice straw And an easy bale handling device (Bale Handling Equipment).

Among the working machines having various functions and shapes that can be mounted on the refracting arm 130 as described above, in the case of FIGS. 7 and 8, a state in which a bucket used mainly for excavation is mounted is shown as a rendered 3D image. In this case, a grapple is installed to lift the log and load it on the trailer. In the case of FIG. 10, the loader bucket is mounted. 11 shows a state in which a fork is mounted, and FIG. 12 shows a state in which a bale handling device is mounted.

It should be noted that, as can be seen in FIGS. 9 and 12, the trailers are immediately carried on the trailer by using the working machines mounted on the deflection arm 130 while pulling the trailer behind the tractor body 110 The workability is dramatically improved in that it is possible.

In the meantime, the agricultural tractor according to the embodiment of the present invention can mount the driving type working machine or pull the agricultural machine by the pulling device 113 and the power taking-out device 114 provided on the tractor main body 110. Fig. 13 shows a state in which a plow, an ejector, or a sowing machine is pulled by a pulling device 113 installed on the tractor main body 110. Fig. 14 shows a state in which the power take- Type working machine, a snow removal blade is used for snow removal. As described above, the agricultural tractor according to the embodiment of the present invention can be applied to a power take-off device 114 and a traction device 113 installed in a main body 110, such as a plow, a rotating tiller, a plowing machine, a planter, a chrysler mower, a fertilizer spreader, , A trailer or the like can be attached to perform various operations such as tillage, suspension, recycling, sowing, chrysanthemum weeding, fertilization, control, transportation, pumping, and threshing.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It is clear that the present invention can be suitably modified and applied in the same manner. Therefore, the above description does not limit the scope of the present invention, which is defined by the limitations of the following claims.

110: tractor body 113: traction device
114: Power take-off device 115: Counterweight
120: cabin 130:
134a: bucket 141: engine
142: Hydraulic pump 143: Oil tank
144: Rotary shaft 145: Hydraulic motor
146: Driving gear 147: Swivel bearing

Claims (6)

1. Field of the Invention The present invention relates to a tractor for a self-propelled agricultural tract, which is capable of carrying out agricultural work including tilling, stopping,
A main body having a front wheel and a rear wheel;
A cabin installed above the main body so as to be rotatable 360 degrees and having a driver's seat inside;
A refracting arm installed on the front of the cabin so as to be rotatable together with the rotation of the cabin and to be mounted on the front end;
A power take-off device installed in the main body and capable of transmitting the engine power of the main body to the driving type working machine;
And a traction device installed on the front or rear of the main body. The method according to claim 1,
For 360 degree rotation of the cabin,
A swivel bearing in which an outer ring and an inner ring are coupled to the main body and the cabin respectively and a gear is formed on an inner peripheral surface of the inner ring, a driving gear meshed with the inner ring of the swivel bearing, and a hydraulic motor for providing a rotational force to the driving gear And rotating the cabin by rotation of the swivel bearing inner ring. 3. The method of claim 2,
A hydraulic pump for supplying a fluid to the hydraulic motor while being powered by an engine of the main body to supply the hydraulic pressure to the hydraulic motor, and an oil tank for storing a fluid supplied to the hydraulic motor. Agricultural tractors. The method according to claim 1,
The refracting arm includes a support fixed to a front lower portion of the cabin, a first arm rotatably coupled to the support in a vertical direction, and a second arm rotatably coupled to a front end of the first arm, A second cylinder for rotating the second arm with respect to the first arm and a second cylinder for rotating the second arm with respect to the second arm, And a third cylinder for vertically rotating the working machine mounted on the main body of the agricultural tractor. The method according to claim 6,
Wherein the power take-off device is installed at the front and rear of the main body, respectively. The method according to claim 1,
Characterized in that the traction device is trailed by a trailer which is capable of loading an article lifted by a working machine mounted on the refraction arm.
KR1020150133915A 2015-09-22 2015-09-22 Agricultural tractor with 360 degree rotatable bending arms KR20170035163A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101953517B1 (en) 2018-10-18 2019-02-28 (주)렉셀코리아 Break control system for rotation link for arm of excavator
KR101942689B1 (en) 2018-09-27 2019-04-11 (주)렉셀코리아 Break system for rotation link for arm of excavator
KR101957105B1 (en) 2018-09-20 2019-06-24 (주)렉셀코리아 System of rotation link for arm of excavator
KR102360704B1 (en) 2021-08-25 2022-02-08 유제록 Hydraulic port of A Turning Link Device for Heavy Equipments
KR102368581B1 (en) 2021-08-25 2022-02-25 유제록 A Turning Link Device for Heavy Equipments

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120037336A (en) 2011-02-17 2012-04-19 대호 (주) Tractor installed rotable arm

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120037336A (en) 2011-02-17 2012-04-19 대호 (주) Tractor installed rotable arm

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101957105B1 (en) 2018-09-20 2019-06-24 (주)렉셀코리아 System of rotation link for arm of excavator
KR101942689B1 (en) 2018-09-27 2019-04-11 (주)렉셀코리아 Break system for rotation link for arm of excavator
KR101953517B1 (en) 2018-10-18 2019-02-28 (주)렉셀코리아 Break control system for rotation link for arm of excavator
KR102360704B1 (en) 2021-08-25 2022-02-08 유제록 Hydraulic port of A Turning Link Device for Heavy Equipments
KR102368581B1 (en) 2021-08-25 2022-02-25 유제록 A Turning Link Device for Heavy Equipments

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