JP2000125641A - Harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To compact a Chinese cabbage harvester by taking the arrangement and constitution of individual parts of the harvester into consideration. SOLUTION: A running machine body 2 is equipped with a lifting and conveying unit 12 that conveys crops A in a farm field to the back upper side, a controlling stand 36 is arranged on the end edge side of the lifting and conveying unit 12 so that it may extend from the end edge side to the edge of the running machine body 2 in the transverse direction and may transfer loaded things thereon. On the front side of the controlling stand 36, a controlling device 8 is arranged which is operated by a preparation worker 37 performing preparing works.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a harvester for harvesting crops (for example, Chinese cabbage and cabbage) cultivated in a field.

[0002]

2. Description of the Related Art Conventionally, as a harvesting machine for head vegetables such as Chinese cabbage, a head body of a crop separated from a root portion by a cutter is transported rearward and upward to a traveling machine having a crawler traveling part running on a ridge. A lifting section, a control section disposed on the rear side of the lifting section, a preparation section disposed behind the control section, and a storage section disposed behind the preparation section. There is something.

[0003] The steering section is provided with a driver arrangement section where a driver is located, and a steering device located in front of the driver arrangement section.
The preparation section is provided with a preparer placement section where a worker who performs crop preparation work is located, and a preparation table located in front of the preparation section, and a worker who packs the crop after preparation is located in the storage section. And a box mounting table located in the vicinity thereof.

[0004]

By the way, this type of harvester is required to be small in size, which is advantageous in terms of storage, transportation, running on the road, etc.
There is a problem that the number of people involved in the harvester is large and the size is large. In view of the above problems, an object of the present invention is to reduce the size of a harvester by considering the arrangement of each part.

[0005]

The technical means taken by the present invention to achieve the above object is as follows: a traveling machine 2 is provided with a lifting / transporting device 12 for transporting a crop A in a field upward and backward;
At the terminal end of the lifting and conveying device 12, a preparation table 36 extending in the left-right direction from the terminal side to the end of the traveling machine body 2 and capable of transferring an object thereover in the left-right direction is arranged. The control device 8 is characterized in that a control operator 8 is arranged in front of the control device 36 so as to be operable by a preparation operator 37 who performs a preparation operation.

A rear transfer means 34 for transferring the prepared crop A backward is provided at the left and right ends of the preparation table 36 located at the end of the traveling machine body 2. It is also characterized in that the front end side of 34 is close to the preparation table 36. Also, on the side of the rear end side of the rear transfer means 34,
It is also characterized in that a box mounting table 47 on which a storage box 50 for storing the prepared crop A is mounted is arranged.

[0007] Also, at the rear of the traveling machine body 2, a preparation worker 3
The boarding board 33 on which the board 7 is mounted is provided so as to be freely changeable in attitude between a use posture having a protruding rearward shape and a non-use posture having an inclined shape which shifts upward toward the rear. It is also characterized by supporting the rear transfer means 34 and the box mounting table 47.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. 2 and 3, reference numeral 1 denotes a Chinese cabbage harvester exemplified as a crop harvester.
Is the traveling body 2 and one side of the traveling body 2 (right side)
(Drive source) 3 mounted on the vehicle, a harvesting unit 4 disposed on the other side (left side) of the traveling body 2, and a working unit 5 disposed behind the traveling body 2. .

The traveling body 2 has a body frame 6 formed of a square pipe material, an angle material, a plate material, and the like. Power is transmitted to the left and right sides of the body frame 6 from the engine 5 via a transmission mechanism or the like. A traveling device 7 of a crawler type (which may be a wheel type) is provided. The left and right traveling devices 7 are provided so as to run along the longitudinal direction in the grooves between the ridges across the ridges, thereby ensuring the straightness and traveling stability of the traveling machine body 2.

In the present embodiment, the left and right traveling devices 7 are spaced so as to straddle two ridges (or one wide width or three or more narrow widths) and adjust the tread. It is configured to be possible. The engine 5 is on the right side of the traveling machine body 2 and substantially above the center of the traveling device 7 in the front-rear direction (the center of the traveling device 7 in the front-rear direction and the center of the engine 5 in the front-rear direction are substantially the same). The steering device 8 is arranged behind the engine 5 and near the rear of the traveling device 7.
A hydraulic pump 9 and a battery 10, which are relatively heavy, are disposed in front of the vehicle, and these are supported by the traveling body 2.

The steering device 8 controls the traveling of the traveling device 7 (forward / backward, turning, stopping, etc.), operates the harvesting unit 4, and the like, and is provided with operation levers and switches. Objects such as the engine 5, the hydraulic pump 9, and the battery 10 that are located in front of the steering device 8 are located sufficiently lower than the upper surface of the steering device 8, and the driver in a standing position that is located behind the steering device 8 ( The driver does not obstruct the front lower part of the traveling machine body 2 and the front part of the harvesting unit 4 and the like, and the driver can also look down on the upper surface of the steering device 8 and the rear part of the harvesting unit 4. Set to height.

This makes it easier for the driver to monitor the work site (for example, to see the cutting status of the vegetable A or to see clogging during transportation or the like). The harvesting unit 4 is disposed on the left side of the traveling body 2, protrudes forward from the vicinity of the side of the control device 8, and falls forward (ascending), and the front part extends to the front position of the traveling body 2. It is protruding.

The harvesting section 4 is provided with a separating device 11 for separating the root portion of the head vegetable A cultivated on the ridge from the head portion, and is arranged in a slanted shape that moves upward as it goes backward, and the root portion is cut off. A lifting and conveying device 12 is provided for conveying the head portion of the head vegetables A rearward and upward while maintaining the cultivation posture. The lifting and conveying device 12 is provided with a pinching and conveying means 16 for conveying the harvested vegetables A while pinching it with a pair of left and right pinching belts 15 on an upper portion of a frame 14 formed of a pipe material, an angle material, and the like. The main configuration is provided with a receiving and conveying means 18 for conveying the vegetables A sandwiched by the holding and conveying means 16 while receiving the vegetables A from below with a receiving belt.

A rear portion of the frame 14 is provided with a portal-shaped vertical support 19 standing on the rear portion of the body frame 6 of the traveling body 2.
The harvesting unit 4 is supported so as to be able to swing up and down around the horizontal axis 20. An elevating means 21 composed of a hydraulic cylinder or the like is interposed between the lower side of the frame 14 and the body frame 6 of the traveling airframe 2. It is possible to move up and down so that the front part can be lifted from the posture.

The left and right holding belts 15 are divergent toward the front so as to securely hold the vegetables A at the front part (start end side), and the vegetables A can be smoothly discharged at the rear part (end side). It is divergent toward the rear. The separation device 11 includes a fixed frame 22 fixed to the lower front portion of the frame 14 or fixed so that the angle around the horizontal axis can be changed. An elevating frame 24 is movable on the fixed frame 22 via a parallel link 23. A pair of left and right transmission arms 25 is pivotally supported on the lifting frame 24 via a bracket so as to be swingable about a vertical axis.

A cutter (cutting tool) 27 is provided on the rear lower surface of each of the left and right transmission arms 25 so as to be rotatable about a vertical axis.
Guide wheels 28 are provided on the lower front side of each transmission arm 25.
Are rotatably provided around a vertical axis, and a rotation means (an actuator such as a hydraulic motor or an electric motor) 26 is attached to a middle part of each transmission arm 25. Each of the left and right transmission arms 25 is a case of an internal cavity, in which a power transmission mechanism is housed, and power is transmitted from the rotating means 26 to the cutter 27 and the guide wheel 28 via the power transmission mechanism.

Each of the left and right transmission arms 25 is supported by a lifting frame 24 with a cutter shaft center.
The distance between 8 is freely expandable and contractable, and is urged in the facing inward direction by the urging means. The guide wheel 28 is located in front of the cutter 27, and is vertically adjustable with respect to the transmission arm 25. The guide wheel 28 pushes down the outer leaf of the vegetable A and adjusts the posture from the left and right sides, and guides between the left and right cutters 27. The guide wheel 28 is grounded on the upper surface of the ridge, and the height of the cutter 27 is controlled.

The cutter 27 is located forward of the receiving belt of the receiving and conveying means 18 and substantially below the nipping start end of the nipping belt 15, and before and after the cutter 27 cuts the vegetables A, the nipping belt 15 grips the head portion of the vegetable A from the left and right and conveys it upward and backward, and the receiving belt of the receiving / transporting means 18 holds the bottom while the harvested vegetable (head portion) A is lifted. Thus, the harvested vegetables A are reliably lifted and transported while maintaining the substantially vertical position.

As shown in FIGS. 1 to 4, the working unit 5 includes a holding table 30 located behind the lifting and conveying device 12.
And a preparation unit 31 located on the side (right side) on the end side of the lifting / conveying device 12, a box packing unit 32 located behind the preparation unit 31, and a rearward from the left side of the body frame 6 of the traveling body 2. It is mainly composed of a protruding boarding stand 33 and a rearward transfer means 34 for sending vegetables A from the preparation section 31 to the box packing section 32.

The holding table 30 is provided at substantially the same height as the end of the receiving / transporting means 18 of the lifting / conveying device 12, and the vegetables lifted and discharged by the lifting / conveying device 12 are placed on the holding table 30. A is transferred. This holding table 30
Is constituted by a belt conveyor, and can transfer objects such as vegetables A on the holding table 30 backward. Behind the holding table 30, there is an inclined shape that shifts downward as it goes backward, and objects (naturally separated leaves and the like) transferred backward by the holding table 30 fall onto the field. A shooting chute 35 is arranged.

The transport speed of the holding table 30 may be the same as the speed of the lifting transport device 12, but the lifting transport device 1
By making the speed lower than the speed of 2, the vegetable A can be held longer. Further, the holding table 30 may be formed of a flat plate, a roller conveyor, or the like. The preparation unit 31 includes a preparation table 36 for preparing vegetables A on the holding table 30 (removing damaged leaves, removing stems protruding from a lower surface, and the like), and a preparation operation. And a preparer arrangement section (preparer arrangement space) 38 in which the person 37 is located.

The preparation table 36 is made up of a flat plate, and can transfer an object (vegetable A, etc.) on the preparation table 36 in the left and right direction.
2 extend in the left-right direction so as to reach the end of the traveling machine body 2 (traveling device 7) from the end side of the vehicle 2, and the prepared vegetables A can be transported to the left by sliding on the preparation table 36. In addition, it is possible to easily drop the removed leaves and stems out of the traveling machine body 2 (therefore, the preparation table 36 has a function as a transfer table).

The operator arrangement section 38 is located behind the preparation table 36 (to the rear of the holding table 30), and the control device 8 is arranged in front of and near the preparation table 36, The preparation operator 37 can operate the control device 8 (the preparation operator 37 can operate and operate the lifting / conveying device 12 and the like), and the preparation operator 37 also serves as the driver.

This is because the traveling device 7 travels in the groove between the ridges to ensure straightness, and if the steering operation lever is switched to the forward position during the harvesting operation, the steering operation is required too much. This is because they try not to. Therefore, there is no space for the driver behind the control device 8,
Accordingly, the harvester 1 is downsized (downsized).

The preparation table 36 is sufficiently long in the left-right direction.
Work is easier. Although the preparation table 36 is attached to and supported by the steering device 8 (or the body frame 6 or the like) by a fixed bracket, the rear side of the steering device 8 or the like is used so as not to hinder driving when not in use. It is preferable to be configured so as to be able to be stored. The boarding table 33 is rotatably supported on the rear end side of the body frame 6 of the traveling body 2 via a support shaft 40 so as to be rotatable around a left-right axis. Have been. In addition, the boarding table 33 is in a horizontal state in which the other end of a support arm 42, one end of which is rotatably connected to a support member 41 provided on the body frame 6 so as to be rotatable around a horizontal axis, is locked. Is held in.

The preparation worker 37 rides on the boarding board 33 to perform preparation work, operation operation and the like, and the harvester 1 is of a riding type. In addition, you may comprise without a boarding board 33 and a walking type (namely, so that the driver who is a preparation worker may walk). In the present embodiment, the rear transfer means 34 is configured by a roller conveyor, and extends rearward from the right end side (the left-right end side located at the end side of the traveling body 2) of the preparation table 36, and The prepared vegetables A transferred from the preparation table 36 to the rear transfer means 34 are transferred rearward along the inclination of the rear transfer means 34. Is done.

The front end of the rear transfer means 34
The rear transfer means 34 and the preparation table 36 are arranged close to the rear side of the preparation table 36, and the preparation table 36 is continuous, so that the prepared vegetables A can be smoothly moved from the preparation table 36 to the rear transfer means 34. You can do it. A regulating member 43 for receiving the prepared vegetable A is provided on the rear end side of the rear transport means 34.
Is provided to restrict the fall of the prepared vegetable A from the rear end of the rear transfer means 34 and to hold several prepared vegetables A on the rear transfer means 34.

The rear transfer means 34 is mounted on a mounting plate 46 provided at the upper end of front and rear support members 45 erected on the boarding platform 36 and is mounted and supported on the boarding platform 36 side. . The rear transfer means 34 may be constituted by a chute instead of a roller conveyor, or may be constituted by a driven conveyor such as a belt conveyor arranged horizontally. Vegetable A from the rear end of the rear transfer means 34
May be dropped backward (dropped on the field) (therefore, in this case, the regulating member 43 is not provided, or the regulating member 43 is configured to be removable). Further, without providing the rear transfer means 34, the prepared vegetable A may be dropped from the preparation table 36 to the side (right side).

The box packing section 32 is provided with a rear transfer means 34.
And a box placing table 47 located behind the preparer placement section 38 and a boxer 48 located behind the box placing table 47 and packing the prepared vegetables A in a box. A boxer arrangement section 49 (a boxer arrangement space). The boarding board 33 is not extended to the boxer placement section 49, so that the boxer 48 carries out boxing work while walking.
Becomes compact.

The box mounting table 47 is formed so as to protrude from the rear transfer means 34 to the end of the traveling machine body 2 and is capable of mounting a plurality of (three in this embodiment) storage boxes 50 in the left-right direction. It is configured in a rectangular frame shape by a frame material such as a steel bar or a strip plate material, and regulates rearward movement of the storage box 50 (dropping of the storage box 50 from the box mounting table 47) toward the rear end side. A restriction plate 52 made of an L-shaped thin plate bent upward.
Has been fixed.

Note that a plate may be provided on the upper surface of the box mounting table 47. A bracket 53 is fixed to the lower surface of the box mounting table 47, and the bracket 53 moves downward to the bracket 54 fixed to the rear end side of the boarding table 33 as the box mounting table 47 moves rearward. It is attached and fixed so as to be inclined.

As the storage box 50, a shipping box such as a cardboard box is used, but a transport box may be used. Further, when the prepared vegetable A is full in the storage box 50, it is placed in a field and collected later, or loaded on a trailer (carrier). Although the box packing section 32 is arranged on the left side of the rear transfer means 34, it may be arranged on the right side.

As shown in FIGS. 2 and 3, the traveling machine 2 has a spare box mounting table 5 on which a spare storage box 50 is placed.
The spare box mounting table 55 is disposed on the right side of the lifting / conveying device 12 so as not to obstruct the monitoring of the working unit 4 and the engine 3 and the right running It is arranged above the device, the hydraulic pump 9, the battery 10, etc., and is arranged so as not to protrude left and right from the traveling machine body 2.

The other end of the support arm 42 is
3, the support arm 42 is released from engagement with the board 33 at the other end thereof, and the board 33 is swung upward, so that the board 33 protrudes rearward. The posture is changed from a use posture (shown by a solid line in FIG. 5) to a non-use posture (shown by a phantom line in FIG. 5), which is an inclined shape that moves upward toward the rear. The rear transfer means 34 and the box mounting table 47 supported by the boarding table 33 are also configured to be in a non-use posture, and the harvester 1 is compact when stored.

In this non-use position, the middle position of the support arm 42 is locked to the board 33 so that the non-use position of the board 33 and the like is maintained. The rear transfer means 34 has a middle part in the front-rear direction lower surface rotatably attached to the mounting plate 46 (or the rear support member 45) around a left-right axis. The fixing to the mounting plate 46 can be released, and in a non-use posture, as shown by a virtual line in FIG.
It can be prevented from tilting greatly with respect to the horizontal direction. This posture is held by the holding means.

6 and 7, the endless flat belt 56 is connected to the left and right pulleys 5 as shown in FIGS.
A belt conveyor (drive-type transfer table) that is mounted on the first and second pulleys 57 and 58 and drives one pulley 57;
Lifting the vegetable A from the terminal side of the transporting device 12 to the rearward transfer means 3
4 may be transported by the belt 56 in the direction of arrow B.

In this case, a support plate 59 is provided on the lower surface on the upper side of the belt 56. When performing the preparation operation, the driving of the belt 56 is stopped. When the prepared vegetables A are to be transferred from the preparation table 36 to the rear transfer means 34, the inclined guide plate 6 is shifted toward the rear in the transfer direction B toward the rear end of the preparation table 36.
0 is provided (not provided when the prepared vegetable A is dropped onto the field from the end of the preparation table 36).

The guide plate 60 is attached to the frame of the belt conveyor so that a gap 61 is formed between the guide plate 60 and the upper surface of the belt 56 so that leaves, stems and the like separated from the vegetables A can pass therethrough. (When the prepared vegetable A is dropped onto the field from the end of the rear transfer means 34, the gap 61 is not necessary.) The harvested vegetable A may be a vegetable other than Chinese cabbage or cabbage. Prepare a plurality of types with the best structure for harvested vegetables A
May be replaced and mounted.

The preparation worker 37 carries out preparation work and driving operation while standing on the boarding board 33 in a standing posture, but may be provided with a chair or a seating means and may be seated. 37 may be performed.

[0040]

According to the present invention described in detail above, the traveling machine body 2 is provided with the lifting transport device 12 for transporting the crop A in the field to the rear upper direction, and the preparation table 36 is provided at the end side of the lifting transport device 12. By disposing the control device 8 in front of the preparation table 36 so as to be operable by the preparation operator 37 performing the preparation operation, the preparation operator 37 can also serve as the driver, and the driver is disposed. This makes it possible to omit a space for the harvester, thereby making the harvester compact.

The preparation table 36 extends in the left-right direction from the end side to the end of the traveling machine body 2 and can transfer the object on the preparation table 36 in the left-right direction. Unnecessary items such as stems can be dropped out of the traveling body 2. In addition, the preparation table 3 located on the end side of the traveling machine body 2
6 is provided on the left and right end sides of the rearward transfer means 34 for transferring the crop A after the preparation to the rear. A can be transferred to the rear, and the crop A after preparation can be smoothly moved from the preparation table 36 to the rear transfer means 34.

Further, a box mounting table 47 on which a storage box 50 for storing the prepared crop A is placed is disposed on the side of the rear end side of the rear transfer means 34, and the prepared crop A is transferred to the rear transfer means 34.
By transferring the container to the box mounting table 47 on the rear side of the preparation unit, the boxer can carry out box packing work without riding on the harvester, and the harvester can be made more compact.

Also, a preparation operator 3 is provided at the rear of the traveling machine body 2.
The boarding board 33 on which the board 7 is mounted is provided so as to be freely changeable in attitude between a use posture having a protruding rearward shape and a non-use posture having an inclined shape which shifts upward toward the rear. By supporting the rear transfer means 34 and the box mounting table 47, the harvester can be made compact during storage.

[Brief description of the drawings]

FIG. 1 is a plan view of a main part of the present invention.

FIG. 2 is an overall plan view of the harvester.

FIG. 3 is an overall side view of the harvester.

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

FIG. 5 is a side view showing a posture change state of a rear portion of the harvester.

FIG. 6 is a rear view of a modification of the preparation table.

FIG. 7 is a plan view of a modification of the preparation table.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Harvester 2 Traveling body 8 Operating device 12 Lifting and conveying device 34 Backward transport means 36 Preparation table 37 Preparation worker 47 Box mounting table 50 Storage box A crop (Chinese cabbage)

Continuing on the front page (72) Inventor Kazumasa Miyamoto 5155 Shiokawa, Oji, Maruko-cho, Nagano-gun Pref. In-house (72) Inventor Atsushi Nakazawa 5155 Shiokawa, Maruko-cho, Nagano-gun

Claims (4)

[Claims] A traveling body (2) is provided with a lifting / transporting device (12) for transporting a crop (A) in a field upward and rearward, and traveling from the terminal side to the terminal side of the lifting / conveying device (12). A preparation table (36) extending in the left-right direction and capable of transferring an object thereover in the left-right direction is arranged to reach the end of the body (2), and preparation work is performed in front of the preparation table (36). A harvester, characterized in that a steering device (8) is operably operated by a preparation operator (37). 2. The prepared crop (A) is placed on the left-right end of the preparation table (36), which is located on the end of the traveling vehicle (2).
Rear transfer means (34) for transferring the rearward of the preparation table (3) to the front end side of the rear transfer means (34).
The harvester according to claim 1, wherein the harvester is located close to (6). 3. A box mounting table (47) on which a storage box (50) for storing the prepared crop (A) is placed beside the rear end of the rear transfer means (34). The harvester according to claim 2. 4. A boarding stand (33) on which a preparation operator (37) is to be mounted is shifted rearward and upward in a rearward position of the traveling machine body (2) as it goes rearward. 4. The boarding stand (33) supporting the rear transfer means (34) and the box mounting table (47) so as to be capable of changing its posture to a non-use posture having an inclined shape. Harvester.