JPH07132015A - Plucker - Google Patents

Abstract

PURPOSE:To carry out the operation to pluck green tea leaves from a tea plant ridge or the cutting and leveling operations for trimming the plucked surface in combination. CONSTITUTION:This plucker 3 is provided by installing plural hook metallic fixtures 32 in a frame of the plucker 3, attaching a cutting down device 40 to the plucker 3 when the cutting and leveling operations are performed and attaching a green tea leaf housing bag in place of the cutting down device 40 when the green tea leaves are plucked. Thereby, the cutting and leveling operations and operations to pluck the green tea leaves can be performed by one plucker. Since the cutting and leveling operations and the operation to pluck the green tea leaves can be carried out by exchanging the cutting down device 40 and the green tea leaf housing bag, the time required to exchange the cutting and leveling operations and the operations to pluck the green tea leave is remarkably reduced.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plucking device for performing pruning work on a plucking surface or plucking tea leaves, which is a cutting work for managing cultivation of tea tree ridges planted in rows. In particular, the present invention relates to a plucking device that is used for both pruning work on a plucking surface and plucking tea leaves.

[0002]

2. Description of the Related Art Conventionally, as a cultivation management work machine for tea tree ridges that have been planted in rows, a pear cutting device for performing pruning work for trimming the plucking surface and a plucking work for harvesting tea leaves are performed. There is a plucking device and so on.

Further, each working machine adapted to these various working purposes is a portable type in which two people can carry the work, and one side of the plucking device is supported by a traveling device to work by two or one person. There are semi-self-propelled type and full self-propelled type that one person works.

By the way, the following are the major structural differences in the above-mentioned pear cutting device and plucking device.

[0005] That is, the mowing-pear work by the mowing-pear device is performed to maintain the uniformity of the harvested tea leaves, and it is necessary to blow off the cut branches so that the cut branches are not left on the plucked surface of the tea ridge. Therefore, the blower provided in the main body of the mowing-pear device is configured so that the blow-out port is oriented in a direction orthogonal to the working direction of the mowing-pear.

On the other hand, the tea plucking operation by the plucking device is
It is necessary to store the plucked tea leaves in the tea leaf storage bag while advancing on the tea ridge, and the plucked tea leaves need to be blown into the rear tea leaf storage bag.Therefore, a blower tube having a plurality of outlets in the blower. And the outlets of the outlets are directed rearward.

[0007]

As described above, in the above-mentioned conventional tea tree ridge cultivation management work machine, models suitable for various work purposes are prepared, and a model suitable for the work purpose can be selected. Has become.

By the way, as described above, the major difference in the configuration between the conventional pear cutting device and the plucking device is that the cutting branches and tea leaves are blown in different directions.
The other configurations are almost common.

Therefore, when various working machines having almost the same configuration are prepared according to the purpose of use, not only is it economically disadvantageous, but maintenance is also time-consuming.

In view of the above, it has been desired to develop a tea tree ridge cultivation management work machine capable of achieving a plurality of work purposes with one work machine as much as possible.

The present invention has been made in view of such circumstances, and an object of the present invention is to provide a plucking device capable of performing both the cutting work of the plucking surface and the plucking of tea leaves.

[0012]

In order to achieve the above-mentioned object, the present invention provides a plucking device for blowing off branches and tea leaves mowed by a mowing blade rearward with respect to the mowing work direction of the device body by a blower. An engaging means provided on the main body of the apparatus, a tea leaf storage bag detachably attached to the engaging means while accommodating the tea leaves cut by the cutting blade, and a branch cut by the cutting blade. And a cutting device which is detachably attached to the engaging means.

[0013]

In the plucking machine of the present invention, when harvesting tea leaves, the tea leaf storage bag is attached to the leeward side of the air blower from the blower by mounting the tea leaf storage bag through the engaging means provided in the main body of the apparatus. Since it can be positioned, the cut tea leaves can be fed into the tea leaf storage bag by the wind from the blower. On the other hand, when performing the mowing operation, the mowing device is placed through the engaging means of the device body instead of the tea leaf storage bag so that the mowing device is positioned on the leeward side of the air blown from the blower. Therefore, by cutting the cut branches and feeding them into the cutting device, these branches can be discharged to the tea tree ridge side.

Therefore, the work of harvesting or mowing the tea leaves can be carried out by mounting the tea leaf storage bag or the cutting device.

[0015]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 and 2 show an embodiment in which the plucking device of the present invention is applied to a semi-self-propelled plucking machine.

As shown in these figures, the plucking machine is provided with a traveling device 1 which is self-propelled between the one ridges of the tea tree ridges planted in rows. The traveling device 1 has a narrow width and a long shape in the vertical direction. A column frame 2 is erected at a substantially central portion of the traveling device 1. In the pillar frame 2,
A plucking device 3 is attached which is vertically movable and rotatable. When the plucking device 3 is rotated upward, the width of the plucking machine can be narrowed, which facilitates movement in a narrow field.

A caster-shaped front wheel 1 is provided at the front of the traveling device 1.
1 is pivotally supported. A crawler belt 12 having drive wheels 12a connected by a rubber crawler 12b is provided at the rear portion. An engine 1 for traveling is provided above the traveling device 1.
3 is installed. The driving force from the engine 13 is transmitted via a belt transmission system 14 to a hydraulic continuously variable transmission (HST) 1
Input to 5.

The drive force input to the hydraulic continuously variable transmission 15 is changed in speed by the operation of the neutral lever 15a, and then is transmitted to the drive wheels 12a of the endless track 12 via the belt transmission system 16 and the chain transmission system 17. It is being transmitted. The rubber crawler 12 is rotated by the rotation of the drive wheel 12a.
When b is driven, the traveling device 1 is self-propelled. The inside of the traveling device 1 is provided with a stand 18 that can be stored, and the plucking machine can be set up by pulling out the stand 18.

An elevating body 21 having a roller is arranged on the pillar frame 2 so as to be vertically movable. Lifting body 21
The vertical position of is adjustable by the vertical adjustment mechanism 22. The vertical adjustment mechanism 22 includes a motor cylinder 22
a is provided. A pulley 22b is attached to the motor cylinder 22a. The wire 25 connected to the tip of the supporting rod 21a described later is provided with pulleys 22c, 22.
Via b and 22d, it is connected to the tip portion of a vertical fine adjustment arm 26 supported by a handle support rod 24 so as to be vertically rotatable.

When finely adjusting the lifting / lowering body 21 in the vertical direction, the wire 25 is expanded / contracted by the pulley 22b that moves up / down in accordance with the expansion / contraction operation of the motor cylinder 22a.
Stop and lock 1 in place.

A steering handle 23 for steering the traveling device 1 is connected to the support frame 2 via a handle support rod 24. The steering wheel 23 has a forward
A travel operation lever 23a for switching the hydraulic continuously variable transmission 15 for performing reverse and speed change operations, and a throttle lever 23b for adjusting the throttle opening of the engine 13 are provided.

Further, a support rod 21a extending rearward in the traveling direction is attached to the elevating body 21. The plucking device 3 is connected to the support rod 21a.
The plucking device 3 is provided with two frames 31 forming a machine frame.

A side plate 33 is attached to the end of each frame 31. In addition, a U-shaped auxiliary handle 36 whose length is adjustable via a mounting seat 36a is attached to the tip end side of each frame 31. A blower duct 38a made of plastic is arranged at the same height as each frame 31. An engine 39 and a blower 38 are arranged on the base end side of each frame 31. The blower 38 blows air by driving the engine 39, and the blown air is blown out from a plurality of discharge pipes 38b. Here, the discharge port of each discharge pipe 38b is directed rearward with respect to the traveling direction.

A hair clipper blade 34 is disposed on the lower side of each frame 31, and the hair clipper blade 34 is reciprocated by driving the engine 39. The plucked material picked up by the reciprocating motion of the clipper blade 34 is blown backward by the wind discharged from the discharge port of each discharge pipe 38b.

A plurality of hook fittings 32 are attached to one frame 31. The opening side of a tea leaf storage bag (not shown) for storing the tea leaves plucked by the clipper blade 34 can be hooked on these hook fittings 32.

On the lower side of one frame 31, a stabilizing plate 35 for mounting a cutting device 40 described later in a stable state is attached.

The hook metal fittings 32 are provided with a cutting device 40 shown in FIG. 3 in place of the tea leaf storage bag. That is, the device body 41 of the cutting device 40 is provided with the intake 42. A discharge port 43 is provided on one side wall of the apparatus body 41. Engagement fittings 44 that are engaged with the hook fittings 32 are provided at the opening edge of the intake port 42 of the apparatus body 41. A mesh portion 46 is provided on the upper wall portion 45 of the device body 41.
Is provided. The net 46 allows the air discharged from the discharge ports of the discharge pipes 38b to escape.

Next, the operation of the plucking machine having the above structure will be described. In the following description of the operation, the plucking work of the tea leaves will be described following the mowing oak work according to the actual usage situation.

First, the mowing oak work for trimming the plucking surface
This will be described with reference to FIG. That is, the traveling device 1 of the plucking machine is positioned on the furrow side of one of the tea tree furrows planted in a row,
In this state, the plucking device 3 is tilted horizontally to adjust the height of the tea plant.

The height adjustment is performed by adjusting the height position of the elevating body 21 by the above-mentioned vertical adjustment mechanism 22. The working angle of the hair clipper blade 34 is appropriately adjusted by driving the motor 21b. Further, the length of the auxiliary handle 36 is adjusted via the mounting seat 36a.

After finishing these adjustments, the above-mentioned cutting device 40 is attached to the plucking device 3. When the cutting device 40 is mounted, the hook fitting 32 provided on the one frame 31 is engaged with the engaging fitting 44 provided on the opening edge portion of the intake port 42 of the apparatus main body 41. At this time, the cutting device 40 is kept in a stable state by placing the bottom wall portion 47 of the device main body 41 on the stabilizer plate 35.

After mounting the cutting device 40, the engine 13 is started and the traveling device 1 is caused to travel by the first worker. The second worker grips the auxiliary handle 36 and moves while the traveling device 1 moves to work.

At this time, the branches and the like cut by the clipper blade 34 are sent into the main body 41 of the cutting device 40 by the air blown from the discharge port of the discharge pipe 38b. The branches and the like fed into the inside of the device body 41 are discharged to the furrow side from the discharge port 43 provided on one side wall of the device body 41 by the force of the air blown from the discharge port of the discharge pipe 38b. . Due to such cutting work, the pruning cut off by the clipper blade 34 is not left behind on the tea surface, and the cutting device 4
0 is discharged to the furrow side.

Next, a case of performing a tea leaf plucking operation will be described. First, in the same manner as described above, the traveling device 1 of the plucking machine is positioned on one of the furrow sides of the tea tree furrows planted in rows.
In this state, the plucking device 3 is tilted horizontally to adjust the height of the tea plant. Further, the work angle adjustment by the clipper blade 34 is also performed by driving the motor 21b in the same manner as above. Further, the length of the auxiliary handle 36 is adjusted in the same manner as above.

After completing these adjustments, a tea leaf storage bag (not shown) is attached. When mounting the tea leaf storage bag, the hook fitting 32 provided on the frame 31 of the plucking device 3
The predetermined hooking portion of the tea leaf storage bag is engaged with.

After mounting the tea leaf storage bag, the engine 1
3 is started and the traveling device 1 is caused to travel by the first worker. The second operator grips the auxiliary handle 36 and the traveling device 1
Work while moving.

At this time, the tea leaves picked by the hair clipper blade 34 are sent into the tea leaf storage bag by the air blown from the discharge port of the discharge pipe 38b.

As described above, in this embodiment, a plurality of hook fittings 32 are provided on the frame 31 of the plucking device 3, the mowing device 40 is attached to the plucking device 3 and the tea leaves are plucked when performing the cutting work. In this case, since the tea leaf storage bag is attached instead of the cutting device 40, it is possible to perform the pear cutting work and the tea leaf plucking work with one plucking machine. Further, since the cutting work and the tea leaf plucking work can be performed by exchanging the cutting device 40 and the tea leaf storage bag, the time required for exchanging the cutting pear work and the tea leaf plucking work is significantly reduced.

In this embodiment, the plucking device 3 of the present invention is used.
The case where the above is applied to a semi-self-propelled plucking machine having the traveling device 1 has been described, but the present invention is not limited to this example. It may be applied to a plucking device used in a traveling type or the like.

In the present embodiment, the case where the cutting blade in the plucking device 3 is a clipper blade has been described.
Not limited to this example, a rotary blade may be used.

[0041]

As described above, according to the plucking device of the present invention, when harvesting tea leaves, the tea leaf storage bag is attached by mounting the tea leaf storage bag through the engaging means provided in the device body. Since the bag can be located on the lee side of the air blown from the blower, the cut tea leaves can be sent into the tea leaf storage bag by the wind from the blower. on the other hand,
When performing the mowing oak work, the mowing device can be located on the leeward side of the air blown from the blower by mounting the mowing device instead of the tea leaf storage bag through the engaging means of the device body. Therefore, by cutting the cut branches and feeding them into the inside of the device, these branches can be discharged to the tea tree ridge side.

Therefore, since the tea leaf harvesting work or the cutting work can be carried out by mounting the tea leaf storage bag or the cutting device, the plucking work of the plucking surface and the plucking work of the tea leaves can be performed by one plucking device. Can be done by

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of a plucking machine of the present invention.

FIG. 2 is a plan view showing a plucking device of the plucking machine of FIG.

3 is a perspective view showing a mowing device attached to the plucking device of FIG. 2. FIG.

FIG. 4 is a view for explaining the operation of the plucking machine of FIG.

[Explanation of symbols]

 1 Traveling device 2 Strut frame 3 Plucking device 12 Endless track band 32 Hook metal fitting 34 Hair clipper blade 35 Stabilizer plate 38 Blower 40 Mowing device 42 Intake port 43 Discharge port

Claims (1)

[Claims] 1. A plucking device that blows off branches and tea leaves cut by a mowing blade rearward with respect to a mowing work direction of the device main body by a blower, the engaging means provided in the device main body, and the cutting blade by the mowing blade. The tea leaf storage bag that stores the collected tea leaves and is detachably attached to the engaging means, and the branch cut by the cutting blade is discharged to the tea tree ridge side and is attached to and detached from the engaging means. A pruning device comprising: a cutting device that is freely attached.