JPH08252015A - Vegetable harvester - Google Patents

Abstract

PURPOSE: To enable a vegetable harvester to accommodate a seat thereof below a working table to be made compact. CONSTITUTION: In this vegetable harvester, equipped with a travelling part and a vegetable treating part, a working table G provided on the travelling part and a seat for working 1 at the side part of the working table G, a seat supporting frame 35 is provided on a wheel frame 30 of the lower side part of the working pedestal G, the seat 1 is supported by the seat supporting frame 35, the rotating center in the vertical direction to the seat supporting frame 35 of shaft is set at the two positions P1, P2 so that the seat 1 can be accommodated below the working table G by rotating the seat supporting frame 35.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a storage structure of a seat of a vegetable harvester for harvesting leaf vegetables such as spinach and chrysanthemum, root vegetables such as radish and carrot, and vegetables such as onion.

[0002]

2. Description of the Related Art Harvesting machines for onions, radishes, carrots and the like have been conventionally known. In these harvesters, a pretreatment unit having a digging device and a conveying device is arranged in the front part of the traveling unit, the root part of the vegetable is dug up and floated by the digging device, and the leaf portion is conveyed by the conveying conveyor of the conveying device. The work pieces are sandwiched and conveyed to the work table at the rear, and are arranged and stored in a storage box by an operator located on the side of the work table. For example, it is like the technique described in Japanese Patent Laid-Open No. 5-252812.

[0003]

In the conventional harvester described above, the worker is positioned on both sides of a conveyor (working table) to which the vegetables are conveyed so that the vegetables are aligned in a predetermined posture. In addition, a technique for storing vegetables conveyed by a conveyor in a storage box according to size is also known, but it is difficult for workers to stand while performing these tasks, so work while sitting down. The seats are provided on both sides so that the width can be widened and the harvester itself can be enlarged.
It was easy to hit obstacles when moving, and required a large space for storage.

[0004]

The problem to be solved by the present invention is as described above. Next, as means for solving the problem, a traveling section B and a vegetable processing section are provided, and the traveling section B is provided on the traveling section. In a vegetable harvester in which a workbench is provided and a work chair is arranged on the side of the workbench, a seat support frame is provided on a machine body frame under the workbench, and the seat is supported by the seat support frame. Two vertical axes of rotation are set on the support frame, and the seat support frame is rotated so that the seat can be stored under the workbench.

[0005]

Next, the operation will be described. When an operator sits down to perform work, the seat support frame is fixed to the rotating shaft center of the seat support frame on the machine frame side, and when the operator is out of work, when storing, or when the operator stands while working. When performing the above, the seat supporting frame is rotated about the two rotation axes of the seat supporting frame, the seat 1 is positioned below the workbench G, and the rotation axis of the machine body frame side is fixed to be in the stored state.

[0006]

EXAMPLES Next, examples will be described. 1 is an overall side view of the vegetable harvester of the present invention, FIG. 2 is an overall plan view of the vegetable harvester, FIG. 3 is an overall front view of the vegetable harvester, and FIG. 5 is an overall side view of the pretreatment section A, and FIG. 6 is a rear view of the seat.

1, 2, and 3, the overall structure of the vegetable harvester for harvesting non-heading leafy vegetables will be described. Two front wheels 27 and 27 and two rear wheels are mounted on the aircraft frame F.
The 8.28 is pivotally supported to form a four-wheeled traveling section B.
The machine body frame F includes left and right wheel frames 30 and 30 and a work frame 43. A work table G is fixedly mounted on the upper surfaces of the left and right work frames 43, and a vegetable storage box 26 is placed. The work frame 43 and the wheel frame 3
Vertical frames 34 and 36 are provided upright on both front and rear sides of the 0.30, and a seat support frame 35 of the present invention to be described later above the wheel frames 30 and 30 at an intermediate position between the front and rear of the vertical frames 34 and 36. And the seat support frame 3
5 supports the seats 1L and 1R. The operator sits on the seats 1L and 1R, balances the left and right sides, and arranges a fixed number of the vegetables Y that are processed and transported by the pre-processing unit A into a vegetable storage box 26.
Work to arrange.

Further, pretreatment slide frames 31 and 33 are installed on the middle and upper parts of the left and right vertical frames 34 and 34, and a reinforcing frame 45 is installed on the lower part between the vertical frames 34 and 34. Has been done. The pretreatment unit A slides left and right on the pretreatment unit slide frames 31 and 33 to enable adjustment of the striations, and the pretreatment unit A can be fixed at any position by a fixing screw (not shown). Vertical frame 3 on the rear side
A reinforcing frame 45 is laterally installed in the lower part between 6 and 36, a front and rear frame 37 is installed between the reinforcing frames 45 and 45, and a battery T and a traveling drive motor M2 are arranged on the front and rear frame 37. The rotation of the traveling drive motor M2 is transmitted to the rear two wheels 28 via the drive chain case 44.
・ It is transmitted to 28.

Next, the configuration of the preprocessing section A will be described with reference to FIGS. 4 and 5. A weeding board 9 is arranged at the front end, and a pair of leaf upper conveying belts 2 and a pair of lower leaf conveying belts 5 are vertically arranged at the rear end thereof, respectively. A digging device is arranged, and a root cutting device is arranged at the rear part of the digging device. After digging up the vegetables, the conveyor belts 2 and 5 sandwich the leaf portions and convey them backward.

The slide frame 31 of the pretreatment section is also provided.
The slide pipes 40, 40 are fitted to the respective 33, and the pretreatment part support frames 41, 41 are vertically fixed to both sides of the slide pipes 40, 40 to form a frame, as shown in FIG. The pretreatment unit A is slidable left and right on the pretreatment unit slide frames 31 and 33, and during the harvesting work, the traveling unit B travels through the same passage while the pretreatment unit A is moved.
By sliding the chisel to the left and right at the end of the field, it is possible to work one line at a time while aligning the pretreatment section A with the line of vegetables that have not yet been harvested. Further, a motor mounting plate 29 is vertically provided below the lower slide pipe 40, and a pretreatment drive motor M1 is installed on the motor mounting plate 29.

A support portion 32 of the horizontal conveyor 7 is formed on the motor mounting plate 29, and the support portion 32 is provided.
Drive bevel gearboxes 18, 18 are fixed on both sides, and the transmission shaft 4 is provided between the drive bevel gearboxes 18.
2 is horizontally mounted, and an input pulley 48 is provided at one end of the transmission shaft 42.
Is fixedly mounted, and a belt is wound between the input pulley 48 and a pulley 67 fixedly mounted on the output shaft of the pretreatment drive motor M1 to transmit power. The elevating cylinder 10 is pivotally connected between the lower part of the motor mounting plate 29 and the lower part of the drive shaft case 16 projecting forward from the drive bevel gear box 18, so that the height of the pretreatment section A can be changed.

At the center of the transmission shaft 42, which is horizontally mounted between the drive bevel gear boxes 18 and 18, the horizontal conveyor 7 is installed.
The drive pulley 23 is fixed, and a horizontal belt that rotates in the horizontal direction is wound between the drive pulley 23 and the driven pulley 24 pivotally supported at the rear end of the support portion 32 to form the horizontal conveyor 7. It is driven by the power from the pretreatment drive motor M1. The drive bevel gearbox 1
The drive pulley 15 for driving the upper leaf transport belt 2, the drive pulley 22 for the lower leaf transport belt 5, and the drive pulley 25 for the lower rear transport belt 39 are respectively mounted on the shafts 11 and 11 projecting upward from 8.18. The leaf upper conveyor belt 2, the leaf lower conveyor belt 5, and the lower conveyor belt 39 are fixedly disposed above and above the horizontal conveyor 7.
The conveyed vegetables Y are placed on the horizontal conveyor 7 and conveyed in front of the left and right operators.

The upper leaf conveyor belt 2 is wound between the drive pulley 15 and the front driven pulley 14, and the lower leaf conveyor belt 5 is wound between the drive pulley 22 and the front driven pulley 21. The leaf upper conveying belt 2 and the leaf lower conveying belt 5 are endless belts arranged to face each other, and a soft elastic body such as a wide sponge is integrally formed on the surface. It is constructed so that it can be delivered backward while holding the leaves without damaging them.

Further, the rear lower conveyance belt 39 is wound around the drive pulley 25 and the driven pulley 19, and the drive pulley 20 is coaxially arranged below the driven pulley 19.
Is fixedly installed, the root lowering belt 6 is driven, and the root aligning plate 4 that guides the upper part of the root of the vegetable Y is disposed above the root lowering belt 6 and A root cutting blade 12 is arranged on one side. The root aligning plate 4 is arranged on the left and right, and has a groove gap at the center through which a root portion of a vegetable can pass, and a root portion of a vegetable leaf is configured to be unable to pass through the groove gap. ing. The root cutting blade 12 is forcibly driven and rotated by a motor M3, and has a structure in which two disc blades on the left and right sides are overlapped at the center.
Therefore, when the vegetables Y are conveyed, only the root portion protrudes downward from the gap between the root aligning plate 4 and the root aligning plate 4, and the root portion is clamped by the root pulling belt 6 to pull the root portion. Since the unloading belt 6 is arranged so as to be inclined away from the root aligning plate 4, the root portion of the vegetable is pulled downward so that the lower end portion of the vegetable leaf comes into contact with the root aligning plate 4. And then cut with the root cutting blade 12.

A weeding board 9 is arranged at the tip of the pretreatment section A. A coulter 50 is rotatably disposed below the middle part of the swarding board 9, and cuts are made in the width for harvesting on the ridges. A root supporting and conveying conveyor 3 is arranged between the driven pulley 21 and a lower portion of the front end of the root aligning plate 4. By driving the root supporting and conveying conveyor 3, the root portion of the vegetables is placed and moved backward. I try to carry it. Then, in front of the root support conveyer 3, the vibration excavating blade 8
Is arranged and both sides of the vibrating excavating blade 8 are supported by side frames 57, and the side frames 57 are extended rearward to the lower side of the parallel links 58 and 59 on the side portions of the root support conveyor 3. The vibrating link 13 is pivotally supported, and the vibrating link 13 is pivotally connected to the rear parallel link 59. An eccentric cam is rotatably fitted on the base of the vibrating link 13 via a bearing, and the vibrating link 13 is rotated by the rotation of the transmission shaft 60. Is driven to rotate the parallel links 58 and 59 in the front-rear direction, and the vibrating excavating blade 8 vibrates in the front-rear direction.

When the harvesting operation is carried out with such a structure, several rows of vegetables Y are planted on the ridges, the pretreatment section A is positioned at the edge of the row, the heights are adjusted, and the pretreatment is carried out. The part A and the like are driven to move forward as a working state, and the vegetable Y is weeded by the weeding plates 9 and 9, and the coulter 50 is placed below the vegetable Y.
A cut is made in the field by the vibration of the digging blade 8 from below the root portion, and the vegetables Y are lifted by the vibration of the digging blade 8 and the leaf portion is pinched by the upper leaf portion conveying belt 2 and the lower leaf portion conveying belt 5 with the forward movement, and the root portion is the root portion. It is placed on the supporting and conveying conveyor 3 and conveyed to the rear. Then, when reaching the lower leaf processing device 47 arranged at the rear portion, the leaves that have grown and died in the initial stage of growth are removed, and the root portion is cut off when passing between the root alignment plates 4. And then transported further back,
The vegetables that have passed through the lower conveyor belt 39 are finally moved to the front of the operator by the horizontal conveyor 7 composed of a flat belt, and are stored in the vegetable storage box 26 by the operator.

Next, the mounting structure of the seat 1 which is an essential part of the present invention will be described in detail with reference to FIG. A support plate 69 is fixedly provided between the front wheel 27 and the rear wheel 28 on the upper surface of the wheel frame 30, and a seat support frame 35 is provided upright on a middle portion of the support plate 69 in the front-rear direction. The seat frame 35
Is a support pipe 35a, a rotation support rod 35b, a connecting plate 35.
c, a rotation support pipe 35d, and a support pipe 35a
Is fixedly mounted on the support plate 69, and the support pipe 35a
The rotary support rod 35b is rotatably inserted in the shaft, and the axis P1 of the support pipe 35a is used as the first axis of rotation. The rotation support rod 35b can be non-rotatably fixed by tightening the fixing screw 49 screwed on the side surface of the support pipe 35a.
A connecting plate 35c is horizontally fixed to an upper portion of the rotation supporting rod 35b, and a rotation supporting pipe 35d is attached to the other end of the connecting plate 35c.
Is fixed vertically, and the rotation supporting rod 35b and the connecting plate 35 are
c and the rotation support pipe 35d are formed in a crank shape. Then, the chair frame 1a vertically extending from the center of the lower surface of the seat 1 is rotatably inserted into the rotation support pipe 35d,
The rotation support pipe 35d is retained by the pin 1b.
The axis P2 of is the second axis of rotation.

With such a structure, when the worker sits down to perform the work, the rotary support rod 35b is fixed to the fixing screw 4 with the seat protruding outward as shown by the solid line in FIG.
Tighten and fix with 9 and fix the screw 4 when traveling or storing other than work, or when working while standing by the worker.
9 is loosened, and as shown by the chain double-dashed line in FIG.
The connecting plate 3 is rotated about the first rotation axis P1 of 5b.
5c rotates 180 ° so as to face inward, at the same time, the seat 1 is rotated about the second rotation axis P2 of the rotation support pipe 35d, and the rotation support rod 35b is fixed by tightening the fixing screw 49, The seat 1 can be placed below the workbench G to be in the stored state, and the seat 1 can be accommodated substantially within the vehicle width.

[0019]

Since the present invention is constructed as described above, it has the following effects. That is, when working, the seat can be positioned so as to project outward and the worker can sit and work on the seat. The seat 1 can be placed under the work table G to be in a stowed state when traveling or storing other than work, or when the worker performs work while standing up. Since it does not interfere with running and storage and is fixed, it can be reliably stored under the workbench G, and a compact structure can be achieved.

[Brief description of drawings]

FIG. 1 is an overall side view of a vegetable harvester of the present invention.

FIG. 2 is an overall plan view of the vegetable harvesting machine.

FIG. 3 is likewise an overall front view of the vegetable harvester.

FIG. 4 is an overall plan view of the pretreatment unit A with an upper cover removed.

5 is an overall side view of a pretreatment unit A. FIG.

FIG. 6 is a rear view of the seat mounting portion.

[Explanation of symbols]

 B traveling part G workbench 1 seat 1a chair frame 30 wheel frame 35 seat support frame 49 fixing screw

Claims (1)

[Claims] 1. A vegetable harvesting machine comprising a traveling section B and a vegetable processing section, a working table provided on the traveling section, and a working chair arranged on the side of the working table. The seat support frame is provided on the seat support frame, the seat support frame is supported, two vertical rotation axes are set on the seat support frame, and the seat support frame is rotated to allow the seat to be stored under the workbench. A vegetable harvesting machine characterized by being configured into.