JP2000236759A - Work vehicle for making tunnel mulch - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tunnel mulch-making work vehicle having good workability. SOLUTION: This tunnel mulch-making work vehicle is obtained by connecting the upper portions of support legs 3, 3 highly standing from right and left travel devices 1, 2 to form a vehicle frame 6 for loading an engine 4, a gear box 5 and the like, installing a machine 8 for driving mulch supports 7 in the front portion of the vehicle frame 6 and further mounting a mulch film-spreading machine 9 in the rear portion of the vehicle frame 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tunnel multi-purpose work vehicle for driving a multi-post and laying a multi-film on the multi-post.

[0002]

2. Description of the Related Art There is a tractor-traction type vehicle described in Japanese Patent No. 2546540 as a tunnel multi-working vehicle.

[0003]

In the conventional tractor-traction type, not only the overall length becomes long, but also a large-weight and complicated two-stroke driving machine and a multi-film laying machine at the rear of the tractor. Since the work machines are arranged side by side, the workability is poor, and the balance between the front and rear of the machine is not good. An object of the present invention is to provide a well-balanced and compact work vehicle that can efficiently create a tunnel mulch.

[0004]

Means for solving the problems The upper parts of the supporting legs 3, 3 erected from the left and right traveling devices 1, 2 are connected to form a vehicle frame 6 on which the prime mover 4, the gearbox 5 and the like are mounted.
At the front of the vehicle frame 6, a driving machine 8 for a multi-post 7 is mounted, and at the rear of the vehicle frame 6, a multi-film laying machine 9 is mounted.

[0005]

In order to create a tunnel mulch, first, the aircraft is run at predetermined intervals over a ridge for crop cultivation in a reverse state, and at each stop position, a multi-post striking device is mounted on the front of the vehicle frame 6. By operating the inserting machine 8, the operation of driving the inverted U-shaped multi-post 7 is performed at predetermined intervals. Multi-post 7 to ridge end
When the driving operation is completed, the vehicle frame 6 on the supporting legs 3 and 3 which are erected when the vehicle is moved forward while the direction of the vehicle is kept as it is while the multi-posts 7 have been driven, , A multi-film laying machine 9 attached to the rear of the vehicle frame 6
, A multi-film is sequentially fed and laid on the inverted U-shaped multi-posts 7,7. As described above, the present invention provides a driving machine 8 for a multi-post 7 and a multi-laying machine 9 before and after a vehicle frame 6.
Since the body is mounted, the front-rear balance of the body is good and stable traveling can be performed, and the body can be configured compactly. Further, a vehicle frame 6 is provided on supporting legs 3, 3 standing upright from the left and right traveling devices 1, 2. When the driving of the multi-post 7 is completed, the body is moved in the opposite direction while the direction of the body remains unchanged. This allows the vehicle to travel across the struts 7, 7 on which the driving has been performed, so that the multi-film can be efficiently laid on the struts 7, 7.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS First, a description will be given of a high-floor type transport vehicle serving as a base of a tunnel multi-purpose working vehicle. Left and right traveling devices 1,
Reference numeral 2 denotes a crawler-type traveling device, which includes a driving sprocket 10 positioned above a rear portion, a tension wheel 11 positioned slightly above a front portion and adjustable in the front-rear direction, a fixed wheel 12 positioned on a ground contact side, and a ground contact. Wheel 1 pivotally supported by a movable frame 14 located at the center of the side and rotatable about a fulcrum 13
A crawler belt 16 is wound around 5, 15 and the like. The tension wheel 11 above the front part is made to protrude forward from the ground part, and the guide wheel 17 is made to protrude backward from the ground part at the rear side, so that the ground part is formed into a hull form, Is easily configured.

Reference numeral 18 denotes a track frame, which supports each wheel and has a plurality of legs 3, 3 mounted thereon. The legs 3, 3 extend upward from the track frame 18 to the outside of the traveling devices 1, 2 and then extend vertically upward. It is connected to the vehicle frame 6. Also, the legs 3, 3 are divided at the vertical part in the middle, and the upper and lower parts are formed by inserting with square pipes of different diameters, and the insertion length is adjusted and fixed with bolts 19. Thus, the height of the vehicle frame 6 can be adjusted.

The vehicle frame 6 has a prime mover 4, a gear box 5, and a steering device 20 mounted at the rear, and a left traveling device 1 driven from the gear box 5 via a driving sprocket 10 at a lower portion. Drive side frame 61 occupying part
Similarly, from the gear box 5 to the drive sprocket 10
And a narrow driven side frame 62 provided with the right traveling device 2 driven through the motor. This left and right car frame 6
The left and right square pipes 21, 2 are inserted and fitted between
1, the transmission shaft 22 between the gear box 5 and the driving sprocket 10 of the right traveling device 2 is divided and connected so that the distance can be adjusted by spline fitting. By rotating the handle 23 for adjusting the interval provided on the side portion, the screw shaft 2 is rotated.
The narrow and lightweight driven side vehicle frame 62, which is hinged with 4, is moved so that the vehicle width can be adjusted to be wide and narrow according to the ridge width of the cultivated crop. Further, the front side of the drive-side vehicle frame 61 is formed on a carrier 25 on which punched metal is stretched.

Reference numeral 26 denotes an auxiliary operation frame, which includes side clutches 27, 27, a traveling clutch 28, and an emergency stop switch 2.
9 and the like, and are connected to a gear box 5, a running tension clutch (not shown), and the like by wires. Car frame 6
A front A position, and a B position in front of the side of the drive-side vehicle frame 61,
Mounting holes 30 and 30 are provided in the side frames at the C position on the rear side of the driven side vehicle frame 62 and the D position on the front side of the driven vehicle frame 62, and the auxiliary operation frame 20 is configured to be detachable with bolts 31 and 31. In addition, it is configured to be operable even at each position distant from the original control device 20 in accordance with work conditions.

Next, a description will be given of a tunnel multi-producing work vehicle with reference to FIG. First, the multi-post driving machine 8 is set to the front of the raised floor working vehicle by bolting. The multi-post driving machine 8 includes left and right receiving frames 31, 31 for retaining the inverted U-shaped columns 7, 7, and a receiving box 3 for storing one end of the column.
2 and a gate-shaped driving frame 34 slidable up and down by hydraulic driving along the inside of the gate-shaped machine frame 33. Reference numeral 35 denotes an arch-shaped frame.
4, a plurality of driving guide plates 36, 36 are provided on the lower surface along the shape of the column 7. 3
Reference numeral 7 denotes a guide plate provided below the machine frame 33, reference numeral 38 denotes a hydraulic pump, and reference numeral 39 denotes an operation lever.

The multi-film laying machine 9 has left and right machine frames 40, 40 which are set with bolts on left and right supports 3, 3 at the rear of the raised floor working vehicle and extend rearward, and a machine frame 4.
Machine frames 41, 4 attached to the rear of 0, 40 and extending upward
1 and a rotating shaft 42 which is removably mounted between the vertical frames 41, 41. A multi-film roll 43 is inserted through the rotating shaft 42. Also, in this case, since the multi-film laying machine 9 hinders the operation of the operation device 20 and it is difficult to operate the operation device, it is necessary to operate each work machine. Therefore, the auxiliary operation frame 26 is set at the front D position of the driven vehicle frame 62. I'm wearing it.

In order to perform the tunnel multi-forming operation, first, the handle 23 is rotated in accordance with the ridge to move the driven side frame 62 relative to the drive side frame 61 to adjust the vehicle width. Next, the aircraft is moved backward over the ridges for crop cultivation and stopped at the first strut driving position. This movement operation is performed by a worker using the side clutches 27, 27, the traveling clutch 28, etc., which are provided on the auxiliary operation frame 26 in front of the driven-side vehicle frame 62 and located on the side of the machine body. Next, one support 7 stored in the receiving frames 31, 31 is taken out and set along the driving guide plates 36, 36 and the left and right guide plates 37, 37. When the operation lever 39 is operated, the driving frame 34 is moved. It descends along the gate-shaped machine frame 33 by a hydraulic piston (not shown), and drives both ends of the inverted U-shaped column 7 into both ends of the ridge for crop cultivation. When the driving is completed, the driving frame 34 automatically returns by hydraulic pressure.

Next, using the operation device of the auxiliary operation frame 26, the operation of driving the support columns 7 is sequentially performed while the body is moved backward at regular intervals. When the striking operation of the one-row support 7 is completed and the ridge end is reached, the multi-film 43 of the multi-film laying machine 9 at the rear of the machine is pulled out and covered on the arch-driven support 7. When the machine body is moved forward on the same ridge while soil is applied to the ends, the multi-film 43 is sequentially pulled out, and a tunnel multi is formed over the columns 7,7. It should be noted that a muller's wheel may be provided and the muller may be performed simultaneously on the laid multifill.

[Brief description of the drawings]

FIG. 1 is a perspective view of a high floor work vehicle.

FIG. 2 is a plan view of a high-floor work vehicle.

FIG. 3 is a perspective view of an auxiliary operation frame.

FIG. 4 is an overall perspective view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Left traveling device 2 Right traveling device 3 Support leg 4 Motor 5 Gear box 6 Car frame 7 Multi-post 8 Driving machine 9 Multi-film laying machine

Claims (1)

[Claims] 1. A vehicle frame on which a motor (4), a gear box (5), and the like are mounted by connecting upper portions of supporting legs (3), (3) which are elevated from left and right traveling devices (1), (2). (6), a driving machine (8) for a multi-post (7) is provided at a front portion of the vehicle frame (6), and a multi-film laying machine (9) is provided at a rear portion of the vehicle frame (6). Tunnel multi-creating work vehicle with wearing.