JPH11196653A - Vegetable harvester - Google Patents

Abstract

(57) [Summary] [PROBLEMS] In a vegetable harvester or the like in which a transport device that transports harvested vegetables to a container side is provided at a predetermined position of a vehicle body, when the transport device is long in the traveling direction of the body or in the traveling direction. When the width in the horizontal direction is large, the aircraft becomes large, which may cause inconvenience when transporting or storing the aircraft after harvesting. A transport device is provided in which a transport direction is a traveling direction of a vehicle body, and the transport device 1 is provided on a left side or a right side of the vehicle body toward the traveling direction. A vegetable harvester that moves in the direction and is located near the center in the front-rear direction or the lateral direction of the machine, and has a compact body.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vegetable harvester such as cabbage.

[0002]

2. Description of the Related Art As a conventional vegetable harvesting machine, there is a vegetable harvesting machine in which a transport device for transporting harvested vegetables to a container is provided at a predetermined position on a vehicle body.

[0003]

However, in the above-described vegetable harvesting machine, the size of the body becomes large when the conveying device is long in the traveling direction of the machine or when the width in the lateral direction is large with respect to the traveling direction. Inconvenience may occur when transporting or storing the aircraft after harvesting.

[0004]

The present invention takes the following technical means in order to solve the above-mentioned problems. That is, the transport direction is the traveling direction of the body, and the transport device 1 provided to be biased to the left side or the right side of the body toward the traveling direction, the transverse direction to the traveling direction of the body or the traveling direction thereof. A vegetable harvester that can be moved and positioned near the center in the front-rear direction or the lateral direction of the body.

[0005]

When the operation is started by moving the machine body, the vegetables placed on the transporting device 1 are transported toward the rear collecting section and supplied to the container by the operator or automatically. When the harvesting operation is completed and the vegetable harvester is transported or stored in a barn, the transport device 1 is moved in the traveling direction of the machine or in a lateral direction with respect to the traveling direction to approach the machine.

[0006]

When the harvesting operation is completed, the transport device 1 can be shortened in the front-rear length or the width thereof, which is convenient for transporting and storing the aircraft.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below. First, the structure will be described. The vegetable harvesting machine 2 comprises a traveling vehicle body 4 having a crawler-type traveling device 3 molded from rubber and disposed at predetermined intervals in the left-right direction with respect to the traveling direction. An operation unit 5 is disposed on one side of the front part of the vehicle, and a collection part having a work floor 6 is formed at the rear part in a rectangular shape in plan view and the rear end is provided at a length located behind the traveling device 3. A transport device 1 provided with a unit 7 and transporting the harvested material to the collection unit 7 on the side opposite to the operation unit 5
Is provided.

[0008] Then, the driving unit 5 is, in plan view,
An operation unit 10 having a front operation panel 8 and a left operation panel 9 in the forward direction and a driver's seat 11 and the like are provided. At the right end of the front operation panel 8, there is provided a power telescopic lever 12 which can be tilted in the front-rear and left-right directions. An engine switch 13 is provided for switching between starting and stopping of a prime mover (an engine, not shown in the embodiment) mounted on the traveling vehicle body 4 located below the seat 11.

In the vicinity of the power telescoping switch 12, switches 14, 15, 16, 1 which are turned on and off by a down operation.
7 are provided. When the power telescope 12 is moved forward or backward, the switch 14 or the switch 1 is operated.
5, the lifting / lowering electromagnetic valve 18 is switched, and in connection with this, the lifting / lowering cylinder 19 is expanded and contracted by hydraulic pressure to change the position of the transfer start end of the transfer device 1 in the oblique front-back direction.

When the power steering lever 12 is turned to the left or right, the switches 16 and 17 are turned on to switch the solenoid valve 20 for turning. In connection with this, the left or right actuator actuated by hydraulic pressure is used. (Not shown)
Operates the left side clutch 21 or the right side clutch 22 for turning on / off the power to a drive shaft (not shown) for driving the traveling device 3 to turn the body left / right.

A throttle lever 23 is provided at the front of the left operation panel 9, and a hydrostatic transmission (hereinafter referred to as "HST") for continuously changing the traveling device 3 is provided behind the throttle lever 23. A) a main transmission lever 25 for operating the operation of 24). Further, from the seat 11 toward the front, an electric motor 2 as a drive source of the transport device 1 is provided on a front operation panel 8 on the left lateral side of the engine switch 13.
7 is provided.

The transport device 1 includes a frame 28 formed long in the front-rear direction (the traveling direction of the body), a rotating body 29 rotatably provided at both front and rear ends of the frame 28, and a rear body. The electric motor, which is a driving source of a transmission mechanism of the provided rotating body,
And an endless transport belt (belt in the embodiment) 31 which is wound around the rotating body in the front and rear direction and stretched on the transport surface side and provided with elastic plates 30 long in the lateral direction at predetermined intervals. ing.

The transfer device 2 has a transfer start end located in front of the traveling vehicle body 4 and a transfer end located above the transfer start end and on the lateral side of the work plate 6 in plan view. It is arranged substantially parallel to the traveling device 3. The electric motor 27 has an upper portion removably attached to the left and right sides of the transfer end portion of the frame 28 and a lower portion rotatably provided on a horizontal shaft 32 having a horizontal axis. Attached to. The transmission motor 27 has a sprocket 35 fixed to the shaft end of a motor shaft 34, and a chain between the sprocket 35 and the sprocket 37 fixed to the shaft end of the shaft 36 of the rotating body 29. The shaft 38 can be wound and transmitted.

Reference numeral 39 denotes a rotating frame which is spaced at a predetermined interval in the left-right direction and has a rear portion pivotally mounted on the traveling vehicle body 4 so that the front portion can be rotated vertically. A machine frame 33 is attached to the horizontal shaft 32 provided at the rear of the machine. Also,
A link arm 4 which is opposed to the front end of the rotating frame 39 at a predetermined interval in the left-right direction and can rotate in the vertical direction.
1 is provided at the front end of the link arm 41, with the left and right ends facing rearward.
A rectangular link body 42 in a front view bent at 0 degrees is provided.

Reference numeral 44 designates a rear end portion integrally mounted on the upper portion of the link body 42 and a front end portion rotatably mounted on a front machine frame 43 removably mounted on the left and right sides of the frame 28 at the transport start end side. Support rod. A work seat 46 and a seat support wheel 47 provided integrally with a framed support frame 45.
Are arranged on both left and right sides of the transport start end of the transport device 1 in a plan view, and are provided so as to be vertically swingable by a parallel link 48 whose base is rotatably attached to the link body 42.

Reference numeral 49 denotes a box-shaped work table having a portion facing the transfer end portion of the transfer device 1 and an upper surface opened.
The lower end is rotatably attached to the U-shaped tip formed at the upper end of the platform support rod 50 fitted to the horizontal shaft 32, and temporarily stores the vegetables discharged from the endless transport zone 31. be able to. The lifting cylinder 19 has a front end attached to the link arm 41 and a rear end attached to the rotating frame, and the transport device 1 and the work seat 4 are connected via the parallel link 40.
6. The seat wheel 47 and the work table 49 can be moved up and down integrally.

The moving cylinder 51 is disposed below the transfer end of the transfer device 1 and has a front end rotatably provided on the rotating frame 39 and a rear end provided rotatably on the traveling vehicle body 4. It is attached to an intermediate portion of a link 52 that is long in the direction and a fixed frame 53 located behind the link 52. The moving switch 54 is provided on the upper surface of the grip portion 12a of the power telesaver 12, and switches the moving electromagnetic valve 55 by turning the moving switch 54 on and off.
In this connection, the moving cylinder 19 is expanded and contracted by hydraulic pressure, and the transfer start end of the transfer device 1 can be moved in the front-rear direction.

The fall-preventing body 56 is formed by bending the left and right ends of a pipe having a shaft core in the lateral direction substantially at 90 degrees to form a gate, and further bending the pipe at about 45 degrees so that the portal is located on the upper side. ing. It should be noted that the left and right ends of the fall prevention member 56 are provided so as to be located on the transport side, and the transport endless belt 31 is provided.
Is mounted on the frame 28 so as to be slidable in the direction of movement.

The table support rods 57 are erected on both the left and right sides of the transfer end of the transfer device 1, and the center of the lower surface of a mounting table 58 formed in a rectangular shape in plan view is attached to each upper end. Although not shown, the mounting table 58 located on the side opposite to the driving unit 5 is provided so as to be folded upward. The auxiliary work floor 59 has a rear end substantially the same as the rear end of the work floor 6 and is formed in a rectangular shape in a plan view. The auxiliary work floor 59 is provided adjacent to the left and right sides of the work floor 6 and turned to the side facing the work floor 6. It is provided so as to be foldable on the collection unit side via a tool (for example, a butterfly plate) 60.

FIG. 6 shows an embodiment in which the auxiliary work floor 59 is adjacent to the work floor 6 and the auxiliary work floor 59 is provided at a position higher than the work floor 6. Plates 61 are erected at both front and rear ends of the work floor 6 on the auxiliary work floor side, and the end of the auxiliary work floor 59 on the work floor side is attached to the upper end of the plate 61 via pins 62. It is provided rotatably. A lower end 63 is rotatably attached to the work floor 6 and an upper end is a fixing tool 64 such as a bolt.
Can be fixed to and separated from the auxiliary work floor 59 by the second
Plates are provided at both front and rear ends of the work floor 6, respectively. Reference numeral 65 denotes an abutment provided in the center of the lower surface of the auxiliary work floor 59 in the front-rear direction.

When extending the auxiliary work floor 59, first, the auxiliary work floor 59 is turned outwardly from the body, and then the second plate 6 is rotated.
3 is fixed to the auxiliary work floor 59 by the fixture 64. At this time, the contact tool 65 is in contact with the work floor 6. Conversely,
When the auxiliary work floor 59 is to be stored, the fixture 64 is operated to release the connection between the work floor 6 and the auxiliary work floor 59, and
The auxiliary work floor 59 is folded toward the machine body.

Accordingly, when the auxiliary work floor 59 extends outside the machine, the auxiliary work floor 59 is located higher than the work floor 6, so that when the traveling device 3 travels between the ridges and ridges, Since the auxiliary work floor 59 passes over the vegetables in the field even when approaching the upper surface of the ridge, the auxiliary work floor 59 does not come into contact with the vegetables, thereby preventing the vegetables from being damaged. When the auxiliary work floor 59 is folded,
Since the width of the machine body can be made compact, the convenience of storing the vegetable harvester 2 and loading and unloading it on a truck such as a truck can be enhanced.

Reference numeral 66 denotes an auxiliary wheel provided at a rear end portion of the traveling vehicle body 4 at a predetermined interval in a lateral direction. The auxiliary wheel is located higher than the ground when the load is less than a predetermined value. When it hits, it touches the ground to prevent the front side of the aircraft from rising. 67 is provided on the transfer device or the work table 49 at a position accessible to a worker who works near the work seat 46 or the work table 49 (in the embodiment, provided at a position accessible to the worker at the work seat 46). Operation box.

The operation box 67 is provided with an operation box lever 68 and an electric motor 27 having the same functions as the power telesaver 12 (elevating and lowering of the transfer device 1 and turning of the machine body) when the operation box 67 is tilted in the front-rear and left-right directions. An electric motor on / off switch 69 for driving / stopping operation and a motor stop switch 70 for stopping operation of the motor are provided. Further, a guard 71 is provided at a position higher than the upper end surface of the operation box lever 68 in a portion of the operation box 67 not facing the transport device 1.
Is provided. When the operation box lever 68 is tilted leftward or rightward, the switches 16 and 17 are held for a predetermined time by themselves.

Next, a harvesting operation of vegetables (cabbage in the embodiment) vegetated in a field will be described. First, the auxiliary work floor 59 is extended toward the outside of the machine body, and then the containers are arranged on the work floor 6 and the auxiliary work floor 59 to prepare for the work.
When the preparation is completed, one or two of the workers
6 to prepare for cutting cabbage, the other person is located in the collecting unit 7, the driver sits on the seat 11 of the driving unit 5, activates the prime mover by the engine switch 13, and turns the various parts of the fuselage. Drive.

Next, when the main transmission lever 25 is operated to the forward side to advance the body through the HST 24, and the power telescopic lever 13 is tilted to the left or right to turn on the switches 16 and 17, the electromagnetic for turning is obtained. The valve 20 is switched, and the left or right actuator (not shown) actuated by hydraulic pressure in connection with this switches on / off the power to the drive shaft (not shown) for driving the traveling device 3. Since the clutch 21 or the right side clutch 22 is operated to turn the airframe to the left or right, the driver adjusts the airframe to a predetermined ridge while operating the power steering lever 13. When the ridge of the airframe has been completed, the operator returns the main transmission lever 25 to the neutral position and stops the advance of the airframe.

Further, when the power telescopic lever 13 is tilted forward or rearward, the switch 14 or the switch 15 is turned on to switch the solenoid valve 18 for raising and lowering. Since the transport start end of the apparatus 1 is moved up and down, the operator operates the power telescopic lever 13 to adjust the height of the transport apparatus 1 to an appropriate position, and the operator of the operator seat 46 turns on the transport apparatus switch 26 to turn on the transport apparatus switch 26. The electric motor 27 is activated to drive the endless transport body 31.

Subsequently, the driver operates the throttle lever 23 to set the rotation speed of the prime mover to a predetermined rotation speed, operates the main transmission lever 25 to move the body forward, and furthermore, if necessary, the power steering lever 13. Tilt to the left or right to correct the forward direction of the aircraft and start work. Then, when the cabbage in the field is cut off by the worker at the work seat 46 and placed on the endless transport belt 31 whose transport surface moves upward and backward, the cabbage is received by the plate 30 and transported upward and backward.

Thereafter, the cabbage discharged from the transport end of the endless transport zone 31 is supplied to the work table 49, so that the operator grasps the cabbage and places it on the loading plate 28 of the collection unit 3 or removes unnecessary cabbage by hand. The leaves are removed and lined up in a container located on the working floor 6 of the collection unit 7. Then, when the cabbage in the container reaches a predetermined number, the worker moves the container to another place on the work floor 6 and simultaneously operates the auxiliary work floor 59 or the work floor 6.
Is moved to the work floor 6 near the loading plate 28.

In such a work, when the driver who has been in the driving section 5 moves to the work seat 46 or the collecting section 7, it is necessary to correct the traveling direction of the body, or to stop the transfer device 1 or the prime mover urgently. May occur. At this time, the worker can move to the operation unit 10 to operate a switch or the like, but sometimes the worker is away from the worker and cannot respond quickly.

On the other hand, an operation box lever 68,
An operation box 67 provided with an electric motor on / off switch 69 and a motor stop switch 70 is provided within a reach of a worker working in the work seat 46 separately from the operation section 10, so that an emergency operation is required. Can respond quickly. Further, since the operation box 67 is provided with the guard 71, it is possible to prevent a worker from accidentally touching the operation box lever, the electric motor on / off switch 69, or the motor stop switch 70 to cause a malfunction. .

When the operation box lever 68 is operated, the operation box lever 68 is held by itself for a certain period of time, so that it is not necessary to keep the operation box lever 68 down in the forward direction of the body. , Operation box lever 68
After operating, the cabbage can be cut off quickly, and the work efficiency can be improved. When you're done,
The driver first turns the power telescopic lever 12 backward to turn on the switch 15. Then, the electromagnetic valve 18 is switched, and in association with this, the lifting cylinder 19 is extended by hydraulic pressure, and the transport start end of the transport device 1 is raised. When the power switch 12 has been raised to a predetermined position, the movement switch 54 provided on the grip 12a of the power telescope 12 is turned on. Then, the solenoid valve 5
5, the moving cylinder 51 is shortened due to the hydraulic pressure, and the conveying device 1, the work seat 46, the seat wheels 47, and the work table 49 are further moved rearward. Therefore, the conveying device 1 is moved toward the center of the body. The vegetable working machine 2 can be brought closer, and the front and rear length of the vegetable working machine 2 can be made compact. When the vegetable working machine 2 is transported by a transport vehicle or stored in a barn, a small space is sufficient. 2 improves the convenience of handling. Further, at the time of the harvesting operation, at least the transport device 1 is moved forward, so that a large space between the driving unit 5 and the operator can be obtained, and the work of the operator on the work seat 46 can be facilitated.

Further, if the auxiliary working floor 59 projecting in the lateral direction is turned upward and folded, the lateral width of the machine body can be made compact. Note that the mounting table 58 is also folded up.

[0034]

Another Embodiment 1 The embodiment of FIG.
Is a frame provided with a support portion 73 and a slide portion 74 by bending an intermediate portion of a square pipe having a shaft core in a horizontal direction upward, and providing an upper end portion of the support portion 73 with a transfer device. It is fixed to 1. The slide portion 74 is provided so as to be slidable and fixable to the traveling vehicle body 4 in the lateral direction.

Therefore, by extending the transfer device 1 outwardly, a large space can be secured between the transfer device 1 and the driving unit 5 and the work seat 4
6 can facilitate the work of the worker. Then, by moving the transport device 1 to the machine body side, it can be brought closer to the center of the machine body, and the lateral width of the machine body can be made compact.

[Brief description of the drawings]

FIG. 1 is a plan view of a vegetable harvester.

FIG. 2 is a side view of the vegetable harvester.

FIG. 3 is a front view of the transfer device.

FIG. 4 is a side view of the vegetable harvester in which the transport device is moved toward the center of the machine.

FIG. 5 is a perspective view of an operation box.

FIG. 6 is a perspective view of another embodiment of the auxiliary work floor.

FIG. 7 is a side view of the vegetable harvester that moves the transport device in the lateral direction.

FIG. 8 is a rear view of the vegetable harvester that moves the partially cut conveyance device in the lateral direction.

FIG. 9 is a block circuit diagram.

[Explanation of symbols]

 1 transfer device

Continuing on the front page (72) Inventor, Chinen Matsunaga 1st place, Hachikura, Toze-cho, Iyo-gun, Ehime Prefecture, Iseki Agricultural Machinery Co., Ltd.

Claims (1)

[Claims] The transporting direction is a traveling direction of an airframe, and the transporting device 1 provided to be biased to the left side or the right side of the aircraft toward the traveling direction is provided with respect to the traveling direction of the aircraft or the traveling direction thereof. A vegetable harvester that can move in the horizontal direction and be positioned near the center in the front-rear direction or the horizontal direction of the machine.