JP2744975B2 - Grass collection car - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a weed collection vehicle for collecting and packing cut grass.

[0002]

2. Description of the Related Art As a working machine used on a ranch, a riverbed, or the like, a weeding machine in which a weeding device that collects the cut grass cut by a mowing work vehicle in one direction is attached to a traveling vehicle body, and a picked up grass is picked up and packed. 2. Description of the Related Art A self-propelled baler in which a packing device is attached to a traveling vehicle body is known (for example, Japanese Patent Application Laid-Open No. Sho 62-14652).
No. 5, No. 58-50628, and No. 60-104
Nos. 055 and 59-98753).
However, these devices collect the cut grass, or pick up and pack the cut grass collected by the grass collecting device, and the work efficiency is poor because the grass collection and the packing cannot be performed at the same time.

[0003]

SUMMARY OF THE INVENTION In order to solve this problem,
A working vehicle has been developed in which a weeding device is provided at the front of the traveling vehicle body and a pickup device and a packing device are provided behind it, but this device has a weeding device only on one side of the vehicle body. Since the grass on one side is collected at the center of the vehicle body and processed, the amount of processing per run is small. In addition, since it is not symmetrical, reciprocating work along contour lines cannot be performed on slopes such as embankment slopes, which is inefficient. The present invention solves the above-mentioned problems of the conventional work vehicle, enables efficient grass collection in a wide range as much as possible, and performs grass collection on a slope even while the vehicle body is kept horizontal. The challenge is to be able to do things.

[0004]

In order to solve the above problems, the present invention employs the following configuration. That, grass collection packing wheel according to the present invention, multiplication has a self-propelled travel device
A vertically movable machine frame is provided at the front of the vehicle body, and the machine frame is moved laterally along the ground so that grass in a range equal to or larger than the width of the vehicle body can be collected inside the traveling device. Weeding claws
Multiple grass-collecting devices with
The grass-collecting device that projects to the side of the vehicle body
Around the axis in the front-rear direction provided near the head
Attach it up and down freely while maintaining the work
Further, a pick-up device for picking up grass collected by the grass collecting device and a packing device for packing the grass picked up by the pick-up device are provided behind the machine frame.

[0005]

By lowering the machine frame, a plurality of grass-collecting devices are grounded to collect grass while traveling. Weeding equipment on the ground
Because it has grass picks that move laterally along
It is possible to collect grass even when cutting grass. On the side of the vehicle
The overhanging grass collecting device is located near the inner end
Around the axis of the direction, while maintaining its weeding movement
Because it is attached to be able to tilt downward, it is possible to collect grass over a wide area in the width direction of the vehicle body at the same time, and even if the ground is inclined in the width direction of the vehicle body,
The weeding operation can be performed by tilting the weeding device so as to follow . The cut grass collected in the center of the vehicle body by the grass collecting device is picked up by the pickup device and packed by the packing device. When not working, the machine frame is raised, and the grass collecting devices on both sides can be rotated upward about the shaft to reduce the overhang width.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The embodiments of the present invention shown in the drawings will be specifically described below. In this weaving vehicle 1, a machine frame (rake) 7 is attached to a front portion of a vehicle body 3 having a crawler-type traveling device 2 (or wheels) by a link device 5. The link device 5 includes a pair of left and right lower links 9, 9.
And one upper link 10, and lower links 9, 9
Is suspended on a hydraulic rotary arm 12 by a chain 11. The machine frame 7 can be moved up and down by turning the turning arm 12 up and down by a hydraulic device (not shown). On the vehicle body, in addition to an engine 17 and a driver's seat 18 which can be kept horizontal, necessary devices such as a fuel tank, an oil tank, a radiator box, and a remote controller are mounted.

The machine frame 7 has a front view portal type frame 13.
And a reinforcing frame 14 connected to the front end of the machine frame 7 from the center of the top of the frame. A guide frame that protrudes from the portal frame 13 to the left and right in an arc shape.
The supporting frame is fixed at the leading end of a horizontal frame 16 projecting left and right from the machine frame 7. Note that support wheels 16 are attached to the left and right central portions of the machine casing 7.

[0008] A hydraulic motor (forward / reverse rotation) 20
And a rotation shaft 2 parallel to the output shaft.
Reference numerals 1 and 21 are provided symmetrically left and right with respect to the center of the machine frame. A pulley 21a provided on the rotating shaft 21 is operatively connected to a pulley 20a of the output shaft 20 by a belt 24. Frames 25, 25 of a grass collecting device 23 are attached to each rotating shaft 21 by bearings 22, 22, and a connecting frame 26 connecting these front and rear frames 25, 25 is attached to a connecting frame 26. A rod 2 parallel to the frame 25;
7 is fixed. A pair of front and rear chain wheels 2 is provided on the rotating shaft 21.
9 and 29 are attached, and a pair of front and rear chain wheels 30 and 30 are also attached to the tip of the rod. Further, belts 33, 33 to which a plurality of weeding claws 31,... Are attached are spaced around the chain wheels 29, 29, 30, 30, respectively.

That is, the weeding claw 3 is attached to the weeding device 23.
A pair of front and rear belts 33 attached with 1,... Are provided.
The belt 33 moves in the direction of the arrow X, and the grass is caught by the weeding claws at the center of the vehicle body. If the hydraulic motor 20 is rotated in the reverse direction, it can be transported in the anti-X direction. A similar grass collection device 23 is provided on the machine frame 7 on each of the left and right sides with respect to the center line of the vehicle body. In the vicinity of the outer end of the grass collecting device, a support wheel 35 is provided to be able to turn freely by a holding member protruding forward. Cover plates 36 are provided on both front and rear sides of the grass collecting apparatus.

A pair of left and right hydraulic cylinders 37, 37 are mounted on the auxiliary frame 14, and the distal ends of the piston rods 38, 38 of the cylinders are connected to the frames 25 of the right and left grass collectors via a chain 38a. Each is attached. Therefore, the grass collecting apparatus can freely move up and down (flotation) with respect to the center wheel. A guide roller pair 39 is provided on each of the frames 25 of the right and left grass collecting apparatuses, and the arc-shaped guide frame 15 is sandwiched between the guide roller pairs. In a state where the hydraulic cylinder 37 is extended, the support wheels 35 are in contact with the ground, and the grass collecting device 23 is kept horizontal. However, when the cylinder is contracted, the grass collecting device 23 is moved along the guide frame 15 and the rotation shaft 21 is rotated. , And finally folds vertically.

A known pickup device 4 having rotating claws 40,...
1 is provided so as to be able to move up and down. In addition, a roll labeler 43 known as a packing device is provided behind the pickup device 41, and the pickup device 41 and the roll labeler 43 are connected by a transport conveyor. . The roll labeler 43 bundles the cut grass supplied in a roll shape, binds the cut grass with twine, and discharges the cut grass rearward.

When using the grass-packing device 1, the lift arm 12 is operated to lower the machine frame 7 and the grass-collecting device 23 integrally, and the hydraulic cylinder 37 is extended to move the grass-collecting device 23 right and left. And the support wheels 35 are grounded. In this state, while moving the belt 33 of the grass collecting device 23 in the direction of the arrow X and traveling on the field where the grass was previously cut by the mower, the grass collecting device 2 expanded in the width direction of the vehicle body was obtained.
3, the grass is raked inside the traveling device. The raked grass is picked up by the pickup device 41 as the vehicle progresses, and is sent to the roll labeler 43 as a packing device through a conveyor.

The cut grass fed to the roll labeler 43 is bundled in a roll shape and bound by twine. The bound roll-shaped bales are carried out to the rear of the vehicle body by a carry-out conveyor and discharged to the ground or delivered to a truck or other transport vehicle.

In this weeding and packing vehicle 1, a plurality of weeding devices 23 are provided on a machine frame that can be moved up and down by a hydraulic device so as to be expandable beyond the width of the vehicle body. Because it is designed to be collected inside the traveling device, it is possible to process a wide range of cut grass more than the width of the car body at a time, and moreover, it is possible to collect grass and pack at the same time, It became an efficient one. Since the grass-collecting device 23 is supported rotatably about the shaft 21 in the front-rear direction, when one of the right and left grounds is inclined in the width direction of the vehicle body, as shown in FIG. The grass device can be tilted along its slope. When the entire ground is inclined, the vehicle body and the left and right grass collectors are entirely inclined as shown in FIG.
8 can work while remaining horizontal. For this reason,
Work such as slopes on embankments can be performed efficiently. Also, when the work is not performed, as shown in FIG.
Can be folded, and the machine frame 7 can be lifted as shown in FIG. 9, which is convenient for moving or storing on the road. In the illustrated example, a pair of left and right weeding devices are provided, but another weeding device is rotatably attached to the outer end of these weeding devices so as to perform a wider range of processing. Is also good.

FIGS. 11 and 12 show an embodiment different from the above, in which a pair of central weeding devices 50, 50 are provided at the left and right central portions of the vehicle body, and the central weeding devices 50 are provided at outer ends thereof. A pair of left and right side weeding devices 51, 51 are provided on the front side. The central weeding device 50 and the side weeding device 51 share a common hydraulic motor 55.
, Respectively. In addition, the outer grass collection devices 51, 51
Can be rotated up and down around a rotation shaft 56 of the hydraulic motor by a lifting device (not shown). In the figure, the same parts as those in the previous embodiment are denoted by the same reference numerals.

[0016]

As described above, according to the present invention, grass collection packing vehicle according to the present invention, and the grass collection device in riding the vehicle body of the self-propelled, and the pick-up apparatus, the packing device is provided, follow
When it comes to a compact configuration compared to the conventional traction type
In addition, a series of operations from harvesting of grass to packing can be continuously performed while the operator is on the vehicle, thereby greatly improving work efficiency. Further, since a plurality of weed collecting devices are arranged side by side in the width direction of the vehicle body, it is possible to collect grass simultaneously over a wide range in the width direction of the vehicle body. Multiple grass weeds
The device is attached to the machine frame so as to be rotatable about a longitudinal axis provided near the inner end thereof , so that the device can be appropriately inclined in the width direction of the vehicle body, thereby facilitating work on an inclined ground. At the same time, it can be folded within the width of the vehicle when not in use, making it convenient for traveling on the road and storing.

[Brief description of the drawings]

FIG. 1 is a side view showing one embodiment of the present invention.

FIG. 2 is a front view thereof.

FIG. 3 is a plan view of a main part.

FIG. 4 is a front view of a main part.

FIG. 5 is a side view of a main part.

FIG. 6 is an explanatory diagram of a working state.

FIG. 7 is an explanatory diagram of a working state.

FIG. 8 is a front view of a stored state.

FIG. 9 is a side view in a non-working state.

FIG. 10 is a rear view in a stored state.

FIG. 11 is a front view of a different embodiment.

FIG. 12 is a front view of the main part.

FIG. 13 is a plan view of the main part.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Grass-collecting packing vehicle 2 Traveling device 3 Body 5 Link device 7 Machine frame 23 Grass-collecting device 41 Pickup device 43 Rollerer (packing device)

Continuation of the front page (72) Inventor Tadaaki Marumoto 3-4-6-6 Fukuda, Higashi-ku, Hiroshima City, Hiroshima Prefecture (56) References JP-A-4-40824 (JP, A) U)

Claims (1)

(57) [Claims] An up-and-down machine frame is provided at the front of a riding type vehicle body having a self-propelled traveling device, and the machine frame collects grass cuts in a range equal to or larger than the width of the vehicle body inside the traveling device. Have multiple grass claws that traverse along the ground so that
The grass collecting device is provided so as to protrude to the side of the vehicle body, and
Weeding device that protrudes to the front of the
Maintaining the grass movement around the rearward axis
A pick-up device that picks up the grass collected by the weed collecting device and a packing device that packs the grass picked up by the pick-up device are provided at the rear of the machine frame while being attached to be able to tilt up and down. And weeding packing car.