JPH0612A - Root vegetable harvester - Google Patents

Abstract

PURPOSE:To provide the riding type root vegetable harvester improved with consideration for the balance and compacting of the frame and used for reducing a heavy labor that is an artificial root vegetable-harvesting work in which a worker pulls out the root vegetables from a field in his bent posture. CONSTITUTION:The root vegetable harvester is characterized by disposing a carrot-treating section A on the left side of a frame B, the carrot-treating section A comprising a digger 1, a lifting and carrying device 2, an aligning and carrying device 4 and a leaf cutter 3 which are arranged linearly in the longitudinal direction, disposing an operation section C on the right side of the frame B, arranging an auxiliary worker seat 26 and containers 24 in the longitudinal direction, the containers 24 being a recovering section D for carrot main bodies harvested in the carrot-treating section A, and disposing a release chute 27 behind the leaf cutter 3, the release chute 27 being used for throwing away the leaves of the carrots in a field.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for mechanizing a series of harvesting operations from rooting vegetables such as carrots and radish to cutting off leaves.

[0002]

2. Description of the Related Art It requires considerable labor to continuously pull out root vegetables such as carrots and radishes buried in a field one by one, and then use a kitchen knife to cut off the leaves continuously. Japanese Patent Application No. 3-341 filed by a person
No. 628 proposes a root vegetable harvester that mechanizes these series of harvesting operations.

[0003]

The above-mentioned proposed technology discloses a root vegetable processing section that mechanizes a series of harvesting work steps from root vegetable extraction to leaf cutting. There was no mention of how to arrange the harvested part of the cut root vegetables and the control part of the airframe to obtain a functionally excellent harvester. The present invention has an object to provide a machine capable of satisfactorily harvesting root vegetables by examining a machine layout in a mechanized root vegetable harvesting machine.

[0004]

To achieve the above object, the present invention is directed to a digging device for extracting root vegetables in the ground to the ground and a root vegetable sent from the digging device to a traveling machine body. A lifting / conveying device, an aligning / conveying device for conveying the root vegetables sent from the lifting / conveying device backward while aligning them in a predetermined posture, and a leaf for cutting off the leaves of the aligned root vegetables sent from the aligning / conveying device. The cutting device and the cutting device are arranged in this order from the front to the rear in the traveling direction of the machine body to configure the root vegetable processing section, and the control section arranged on the traveling machine body is arranged at the lateral position of the root vegetable processing section. Further, a root vegetable harvesting machine is configured by providing a collecting section for the root vegetables harvested by the root vegetable processing section between the control section and the root vegetable processing section. The control unit is located on the side of the root vegetable processing unit, and the root vegetable body recovery unit, from which the leaf portion has been removed by the leaf cutting device, is provided below the leaf cutting device, and the leaf portion is discharged to the rear of the traveling machine body. A root crop harvesting machine may be configured with a discharge chute to do so.Also, the control section is arranged at the lateral side of the root crop processing section, and the collecting section of the root crop main body from which the leaf section has been removed by the leaf cutting device is installed. It is also convenient that the root vegetable harvester is provided between the control unit and the root vegetable processing unit at the rear end portion of the traveling vehicle body and has a discharge chute for discharging the leaves to the rear of the traveling vehicle body. .

[0005]

The rooting vegetables existing in the ground are taken out by the excavation device, and the picked up rooting devices are carried to the start end of the carrying conveyor on the traveling machine body by the lifting carrying device. The lifted root vegetables are cut by the leaf-cutting device, but the conveyance operation by the aligning and conveying device aligns the root vegetables to a posture suitable for the leaf-cutting operation by the leaf-cutting device, and good leaf-cutting is achieved. The state will be obtained. Claim 1
In the configuration of, the control unit is arranged beside the root vegetable processing unit, and
Since the root vegetable collection section was set up between the control section and the root vegetable processing section,
The total length of the harvesting machine can be shortened as compared to the case where the control section is provided after the root vegetable processing section as in the above-mentioned proposed technique, and the excavated portion can be easily seen from the control section. In addition, since the collection unit is located in the central part on the left and right of the aircraft, the left and right balance of the aircraft is less likely to be biased even if the weight increases as the root vegetables are collected
It becomes easy to maintain a good left-right balance, and it becomes easy to confirm the limit of the amount of root vegetables to be collected. According to the configuration of claim 2, since the collecting unit is provided below the leaf cutting device, the lateral width of the body can be made compact, and the leaf portion after cutting is discharged to the outside of the machine by the discharging chute, so that the collecting unit itself. Can contribute to downsizing. In the configuration of claim 3,
Since the recovery unit is provided at the rear end of the traveling machine body between the control unit and the root vegetable processing unit, it becomes possible to correct the forward balance tendency of the machine body by the root vegetable processing unit projecting forward of the machine body, Since the discharge chute for discharging the leaves to the rear of the traveling body is provided, it is possible to contribute to downsizing of the recovery unit itself.

[0006]

As a result, a series of mechanics from the excavation to the leaf-cutting device can be achieved, and the root vegetable harvester according to claim 1 has a good left-right balance and is compact before and after the fuselage. In the root vegetable harvester, the collection unit is compact and the front, rear, left and right sides of the machine body are compact, but the root vegetable harvester according to claim 2 has a compact collection unit and a good left-right balance. We were able to achieve things that could improve the front-rear balance of the aircraft.

[0007]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a plan view of a carrot harvester according to the present invention, and FIG. 2 is a side view thereof. A is a root vegetable processing section, B is a traveling machine body, C is a control section, and D is a recovery section. The root vegetable processing section A
A pulling device 0 for pulling up the leaves of the carrot, an excavation device 1 for extracting the carrot in the ground to the ground, a lifting and conveying device 2 for conveying the carrots sent from the excavation device 1 onto the traveling machine body B, Arrangement for arranging the leaf cutting device 3 for cutting off the leaves of the carrot and the carrot sent from the lifting / conveying device 2 to the leaf cutting device 3 while aligning them in a predetermined posture suitable for the leaf cutting process. It is composed of the carrier device 4 and is linearly arranged in the front and rear in the left portion on the traveling machine body B. The control part C is composed of a control panel 5 and a driver's seat 6, 7 is a crawler traveling device, and E is a driving part. The collection part D is a part of the airframe floor 23 between the control part C and the root vegetable processing part A, and three collection containers 24 are arranged in front and behind to collect and store the carrot body after passing through the leaf cutting device 3. There is a guide plate 25 for guiding the carrot body to the rearmost container 24, and the container 24 is provided behind the rearmost container 24.
A seat 26 for an auxiliary worker who replaces the seat is provided. Further, after the leaf cutting device 3, there is provided a discharge chute 27 for sequentially discharging the cut leaf portions to the field.

The excavating device 1 is composed of a front portion of a sandwiching conveyor device 9 extending in front of and behind the divider 33 and a portion of the leaf cutting device 3, and the sandwiching conveyor device 9 has a rearwardly inclined posture. It is composed of a pair of left and right conveyor belts 11, 11 that are driven so as to face each other. That is, the pair of front end portions 11a of the conveyor belt 11 constitutes the excavation device 1. The transport device 2 includes the front-rear intermediate portion 1 of the pair of left and right transport belts 11, 11 described above.
It is composed of 1b and 11b, and carries the excavated carrot rearward and upward. The aligning and conveying device 4 includes the rear half portions 11c and 11c of the pair of left and right conveying belts 11 and 11 and the pair of left and right conveying belts 18 and 18 arranged below the latter half portions 11c and 11c.
And a guide mechanism 12 consisting of
By sandwiching the upper part of the leaf portion by driving the pair of conveyor belts 11 and 11, it has a function of conveying the carrot sent from the conveyor device 2, that is, the intermediate portion 11b of the conveyor belt backward. As shown in FIGS. 4 and 5, the guide mechanism 12 is provided with a bracket 19 for each chain link 13, and a chain 19 having a structure in which three rollers 14 which are rotatable around the horizontal axis Y are provided. It is composed of fifteen. The roller 14 is attached to the chain link 13 in a state where a spring 16 generates an urging force in the opposite direction. Therefore, the leaf portion of the carrot is rearwardly conveyed by the rollers 14 and 14 facing each other. To receive. Further, the rearward inclination angle of the guide mechanism 12 is set to be extremely gentle so that the vertical distance between the conveyor belt 11 and the guide mechanism 12 becomes wider toward the lower side in the conveying direction. As shown in FIG. 6, the left and right conveyor belts 11, 1
1 is provided with a large number of rolling wheels 17 for pressing these members in the direction of existence of each other to generate a pinching force of the leaf portion, and a belt front end portion from the front end portion to a portion corresponding to the front end of the guide mechanism 12. In 11a, the strength of the biasing spring 8 of the roller 17 is set so that a strong clamping force acts so as to reliably pull out the carrots in the ground, and from the rear side, the intermediate portion 11b of the conveyor belt and the latter half of the belt. In the portion 11c, the gripping force of the leaf portion is set to be weak by using a spring 10 thinner than the spring 8 in the belt front end portion 11a. At the rear position of the guide mechanism 12, a leaf cutting device 3 that cuts off the leaves of the carrot with a scraping type cutter that drives and rotates both the forward rotation cutter 20 and the reverse rotation cutter 21 is arranged. In order to reposition and align the cutting posture suitable for the leaf cutting process of the rotary cutter 20, a repositioning and conveying mechanism 22 is provided across the guide mechanism 12 and the rotary cutter 20.

As shown in FIGS. 1 and 3, the pulling device 0 winds a belt 30 with protrusions around the upper and lower wheels 28, 29, and at the same time, drives the upper wheel 28 with an electric motor 3.
1 is attached to the pull-up frame 32. Then, the horizontal angle θ of the pulling device 0 and the vertical swing angle β
The and are configured to be adjustable. As a specific structure thereof, for example, the shaft center portion of the lower wheel body 29 is connected to the upper portion of the divider 33 via a spherical bearing, and the rear portion of the pull-up frame 32 configured to allow various adjustments such as length and mounting position. It is possible to change and set the horizontal direction angle θ and the vertical swing angle β by replacing the support frame 35 (which is freely configured to adjust the length, the mounting position, etc.) installed on the weeding frame 34. Conceivable. Also, divider 3
3 and the weeding frame 34 are telescopically fitted and connected, and the amount of protrusion can be freely adjusted by operating the set bolt 36.

The main operation of the harvesting work will be described. By gripping the leaves with a strong gripping force by the belt front end 11a and lifting them backward and upward, the carrots in the ground are pulled out, and then the belt intermediate part 11b and , The latter half of the belt 1
The ginseng is transported rearward and upward by the conveying force of the alignment conveying device 4 by 1c and the guide mechanism 12, but since the inclination of the guide mechanism 12 is gentle, the upper surface of the ginseng body gradually approaches the roller 14 and the guide mechanism. At the rear part of 12, the upper surface of the carrot body comes into contact with the roller 14 to be brought into contact and conveyed. After that, due to the weak clamping force of the belt rear half portion 11b, the rearward conveying force is transmitted to the carrot and the slip-through movement of the leaf portion is allowed downward, so that at the end of the conveying belt 11,
Carrots are always in contact and transport. Then, by sandwiching the upper part of the root of the leaf part by the re-carrying and conveying device, the leaf cutting part of the leaf cutting device 3 can be aligned and set to the position just near the base. The cut leaves are discharged to the rear of the machine by the chute 27, and the carrot body is carried to the container 24 by the guide plate 25.

[Other Embodiment] As shown in FIG. 7 and FIG.
Is disposed on the right lateral side of the carrot main body, and a recovery container 24 serving as a recovery part D of the carrot body is provided below the leaf cutting device 3, and
A carrot harvester may be configured with a discharge chute 27 for discharging the leaves to the rear of the traveling machine body B. As shown in FIGS. 9 and 10, the control section C is arranged on the right lateral side of the root vegetable processing section A, and the container 24 serving as the collecting section D of the carrot body is provided between the control section C and the root vegetable processing section A. And a discharge chute 27 for discharging the leaves to the rear of the traveling machine body B is provided at the rear end of the traveling machine body B in the state of being protruded rearward and lowered downward. It can be a root vegetable harvester that is used. In this case, the guide plate 25 is obliquely arranged, and the driver's seat 6 is placed on the upper surface of the driving part E. As shown in FIG. 11, it has a roller conveyor type aligning and conveying device 4 for arranging carrots in a recumbent posture, and is installed diagonally from the excavating device 1 on the right side of the machine to the aligning and conveying device 4 on the left side of the machine. In the root vegetable harvester having the lifting and conveying device 2, the collecting unit D may be arranged between the control unit C and the aligning and conveying device 4.

It should be noted that although reference numerals are given in the claims for convenience of comparison with the drawings, the present invention is not limited to the configurations of the accompanying drawings by the entry.

[Brief description of drawings]

[Figure 1] Top view of root vegetable harvester

[Figure 2] Side view of root vegetable harvester

FIG. 3 is a side view showing a structure of a pulling device.

FIG. 4 is a transverse cross-sectional view of the aligning and conveying device portion.

FIG. 5 is a partial side view showing the structure of a chain with rollers.

FIG. 6 is a plan view showing the structure of a sandwich conveyor device.

FIG. 7 is a plan view showing a first another embodiment of a root vegetable harvester.

FIG. 8 is a side view showing a first another embodiment of the root vegetable harvester.

FIG. 9 is a plan view showing a second alternative embodiment of the root vegetable harvester.

FIG. 10 is a side view showing a second example of the root vegetable harvester.

FIG. 11 is a plan view showing a third alternative embodiment of the root vegetable harvester.

[Explanation of symbols]

 1 Harvesting device 2 Lifting / conveying device 3 Leaf cutting device 4 Aligning / conveying device 27 Discharge chute A Root vegetable processing section B Traveling machine C Control section D Recovery section

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Hironobu Higashi 64 Ishizukitamachi, Sakai City, Osaka Prefecture Kubota Sakai Factory Co., Ltd. (72) Inventor Mikio Okada 64, Ishizukitamachi, Sakai City, Osaka Kubota Sakai Manufacturing Co., Ltd. In-house

Claims (3)

[Claims] 1. A digging device (1) for extracting root vegetables in the ground to the ground, and a lifting conveying device (2) for conveying root vegetables sent from the digging device (1) toward a traveling machine body.
An aligning and conveying device (4) that conveys the root vegetables sent from the lifting and conveying device (2) rearward while aligning them in a predetermined posture, and an aligned root vegetables sent from the aligning and conveying device (4). A leaf cutting device (3) for cutting off the leaf part,
The root vegetable processing section (A) is arranged in this order from the front to the rear of the machine body traveling direction, and the control section (C) provided on the traveling vehicle body (B) is arranged in the root vegetable processing section (A). ), And a collecting section (D) for the root vegetables harvested in the root vegetable processing section (A) is provided between the control section (C) and the root vegetable processing section (A). A root vegetable harvester. 2. An excavation device (1) for extracting root vegetables in the ground to the ground, and a lifting conveyance device (2) for conveying root vegetables sent from the excavation device (1) toward a traveling machine body.
An aligning and conveying device (4) that conveys the root vegetables sent from the lifting and conveying device (2) rearward while aligning them in a predetermined posture, and an aligned root vegetables sent from the aligning and conveying device (4). A leaf cutting device (3) for cutting off the leaf part,
The root vegetable processing section (A) is arranged in this order from the front to the rear of the machine body traveling direction, and the control section (C) provided on the traveling vehicle body (B) is arranged in the root vegetable processing section (A). ), And the collecting section (D) of the root vegetable body from which the leaf portion has been removed by the leaf-cutting device (3) is provided in the leaf-cutting device (3).
A root vegetable harvester which is provided at a lower position of and is equipped with a discharge chute (27) for discharging the leaves to the rear of the traveling body (B). 3. An excavation device (1) for extracting the root vegetables in the ground to the ground, and a lifting conveyance device (2) for conveying the root vegetables sent from the excavation device (1) toward a traveling machine body.
An aligning and conveying device (4) that conveys the root vegetables sent from the lifting and conveying device (2) rearward while aligning them in a predetermined posture, and an aligned root vegetables sent from the aligning and conveying device (4). A leaf cutting device (3) for cutting off the leaf part,
The root vegetable processing section (A) is arranged in this order from the front to the rear of the machine body traveling direction, and the control section (C) provided on the traveling vehicle body (B) is arranged in the root vegetable processing section (A). ), And the collecting section (D) of the root vegetable body from which the leaves have been removed by the leaf-cutting device (3) is used as the control section (C).
And a root chute processing section (A) between the traveling body (B) and a discharge chute (27) for discharging the leaves to the rear of the traveling body (B). There is a root vegetable harvester.