JP2002084859A - Sulky machine for management of tea field - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a small-sized sulky machine for the management of tea field capable of performing the managing work while traveling along the furrows at both sides of a ridge in a state bestriding the ridge. SOLUTION: The body 2 of the sulky managing machine for tea field is composed of a portal frame bestriding a tea ridge and traveling along the furrows at both sides of the ridge with a crawler traveling equipment 3. The body 2 can be furnished with various tea field managing means. It is furnished with a maneuvering part 4, a step 11 for riding on the maneuvering part 4, a leaf-picking apparatus 5 as a tea field managing means and a leaf recovering part 6 to recover the tea leaves picked by the leaf picking apparatus 6. The maneuvering part 4 can be operated by a single operator, is placed at a low position to enable easy riding of the operator from the ground and, as necessary, enables the maneuvering by the operator getting out of the maneuvering part and walking on the field.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a riding type tea garden management apparatus capable of managing tea gardens while straddling a tea ridge in a tea garden and running on both ridges.

[0002]

2. Description of the Related Art As a tea garden management operation, there are various operations such as tea leaf pruning, tea tree pruning, pest control, fertilization, and medium tillage. In recent years, with the aging of workers, there is an urgent need to automate various machines for managing tea gardens and reduce the work load.
In order to meet these demands, tea garden management devices such as self-propelled and riding pluckers have been proposed. In the case of a plucking machine, in the case of the self-propelled type, the worker moves together with the plucking machine while walking, and in the case of a riding type plucking machine, it is located on the vehicle body main body provided above the traveling cart An operator can ride on the driver's seat and drive.

[0003]

In the case of the self-propelled type, the worker has to walk, and the labor burden is relatively large, and the ride type does not have such a problem. However, in the case of a passenger type, since a driver's seat is provided above the traveling cart,
Depending on the height, there is a risk of falling due to the angle of the slope. In addition, in the case of a riding type, during the plucking operation, a ventilation duct, piping, and a collection container, including a plucking device, are arranged on the body of the vehicle. Due to the necessity to install the equipment, the traveling vehicle is large, the turning radius is limited, and a large power source is required.

[0004] On the other hand, there are various sizes and heights of tea trees planted in tea gardens to be managed. For this reason, at present, work is being carried out with a pruning machine or the like being driven into a tea garden with the height and size of the tea ridges being adjusted to some extent. Therefore, it is desired to be able to easily position the tea garden management means according to the height of the tea plant and the like. In order to solve such a problem, the present applicant has filed Japanese Patent Application No.
No. 98428, it is possible to equip a vehicle body with a gate-shaped frame that can run on a ridge on both sides thereof over a tea tree ridge by a crawler traveling device, and that various types of tea garden management means can be provided. Steps corresponding to the control section, a tea leaf picking device as a tea garden management means, a tea leaf collecting section for collecting tea leaves picked by the tea leaf picking device into a tea bag, and a tea bag for placing a spare tea bag. A riding type tea garden management device with a mounting frame was proposed.

The object of the present invention is to further improve the above-mentioned riding-type tea garden management apparatus proposed above in view of the problems of the conventional self-propelled and riding-type tea leaf pruning machines, and to make it relatively compact. An object of the present invention is to provide a riding-type tea leaf picking machine having a configuration capable of exhibiting characteristics of a riding type, preventing a fall and a cost increase due to a change in weight balance, and also having a configuration capable of coping with a form of a tea plant.

[0006]

According to the first aspect of the present invention,
For the body body consisting of a gate-shaped frame that can run on the ridges on both sides of the tea tree ridge by a crawler running device,
Various tea garden management means can be provided, and the vehicle body includes a control unit, steps corresponding to the control unit, a tea leaf pruning device as a tea garden management unit, and collecting tea leaves plucked by the tea leaf pruning device. In the riding type tea garden management device provided with a tea leaf collecting unit, the operating unit is capable of being operated by one operator, and is provided at a low position in the front part of the fuselage where the operator can easily get on and off from the ground. In this configuration, the operator can operate while walking down the control section while walking.

The invention according to claim 2 is characterized in that the handle portion of the control section is pivotably provided so as to be foldable or detachable. The invention according to claim 3 is characterized in that a running-related member is provided at a front portion of the body and a tea garden management means is provided at a rear portion.

According to a fourth aspect of the present invention, the portal frame is configured to be extendable in the left-right direction, and the left and right leg frames of the portal frame are configured to be extendable in the vertical direction. . According to a fifth aspect of the present invention, the tea leaf collecting section is rotatably supported by a single cylinder at a center in the width direction between a substantially horizontal use position and a substantially vertical use position. It is characterized by.

According to a sixth aspect of the present invention, in the case where the tea leaves picked by the tea leaf picking device are collected in a tea bag,
A tea bag placing frame for placing a spare tea bag is provided at an upper portion of the portal frame at a substantially central portion of the body so as to be rotatable in a substantially horizontal direction. The invention according to claim 7 is characterized in that the tea leaf pruning apparatus is provided in a space where the rear is open, and the whole surface of the tea ridge is pruned, or the one side of the tea ridge is pruned, and the tea pruning apparatus is used. It is characterized in that it is detached and equipped with another tea garden management means, or further equipped with another tea garden management means with the tea leaf plucking device installed.

[0010]

According to the first aspect of the present invention, the control section is operable by one operator, and is provided at the front of the fuselage at a low position where the operator can easily get on and off the ground. Since the operation section is located at a lower position than the machine, when the riding-type tea garden management device is transported on a truck bed, the machine body is well-balanced, and worker safety is ensured. In addition, since the operator can operate while walking down from the control section while walking, the worker can safely work when moving up and down the riding type tea garden management device on the truck bed or when working on a steeply inclined tea garden.

According to the second aspect of the present invention, the riding type tea garden management device is loaded on a truck bed and transported by providing the handle portion of the operating portion so as to be foldable or detachable by turning to the body side. In this case, only the control section does not protrude from the truck bed. In addition, it is possible to perform the work according to the conditions of the tea garden by using a walking type. According to the third aspect of the present invention, the front and rear parts of the body are equipped with running-related members, and the rear part is provided with tea garden management means. It becomes possible.

In the invention according to claim 4, the gate-shaped frame is configured to be extendable in the left-right direction, and the left and right leg frames of the gate-shaped frame are configured to be expandable and contractable in the vertical direction. Appropriate work can be performed by adjusting the machine width to the ridge width. In addition, the left and right leg frames can be shortened to lower the entire body and improve the balance, thereby improving workability on the slope. Further, in a tea plantation that is being planted along contour lines, by extending one leg frame and contracting the other, it is possible to maintain a horizontal posture in which the machine is idle and to perform a well-balanced operation. According to the fifth aspect of the present invention, the tea leaf collecting section can be rotated between the use position and the non-use position by one cylinder at the center in the width direction.
This leads to cost reduction as compared with the one provided with two cylinders.

In the invention according to claim 6, the tea bag placing frame is
Since it is provided in the upper part of the gate-shaped frame so as to be rotatable in the horizontal direction substantially in the center of the body, the tea bag can be stably stored in the tea bag mounting frame. In addition, the size of the body is further reduced, and a small space is sufficient for transportation and storage. In the invention according to claim 7, the tea leaf pruning device is provided in a space where the rear side is open, and the entire surface of the tea tree ridge is pruned,
Alternatively, single-sided pruning is performed to pluck one side of the tea plantation, and this tea-pruning device is removed and equipped with other tea garden management means. When the apparatus is detached and another tea garden management means is attached, it can be easily attached and detached. In addition, since the other tea garden management means is provided in the open space at the rear, there is no obstacle to the work, and the work can be performed smoothly.

[0014]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a front view of a riding-type tea leaf picking machine equipped with a picking device used as a riding-type tea garden management device according to an embodiment of the present invention, which is used for a tea leaf picking operation which is one of the tea garden management operations. FIG. 2 is a side view of a riding type tea leaf picking machine,
3 is a side view from the opposite side of FIG. 2, FIG. 4 is a front view of a handle portion of the control unit, FIG. 5 is a plan view of a handle portion of the control unit, FIG. FIG. 7 is an overall side view of a riding type tea picking machine according to another embodiment.

1 to 3, a self-propelled tea leaf picking machine 1 includes a vehicle body 2, a pair of left and right crawler traveling devices 3, a control unit 4, a tea leaf picking device 5, a harvested tea leaf collecting unit 6, and a tea bag placing frame. 7 is provided. The vehicle body 2 includes an elevating column 2A that stands upright in the front-rear direction on a cover 3A of the crawler traveling device 3, and a sliding column 2B that is inserted into the elevating column 2A and that can move up and down. Among the lifting columns, the lifting column 2 </ b> A positioned on the side of the plucking tea leaf collection unit 6 is positioned substantially at the center of the crawler traveling device 3 in the extending direction (longitudinal direction). A front and rear position is fixed between the sliding supports 2B and 2B by a cross frame 2C provided in the front and rear direction, and forms a gate-shaped frame when viewed from the front.

The ends of a pair of sliding pipes 2D and 2E, which are suspended in the direction of the ridges, are fixed to the cross frame 2C. A rod is provided inside one sliding pipe 2D and the other sliding pipe 2D. A cylinder 8 attached to 2E is arranged. The cylinder 8 is provided only on the crosspiece frame 2C on the forward side in the traveling direction of the vehicle body 2 among the crosspiece frames 2C located at the front and rear. At the position where the ends of the sliding pipes 2D and 2E are inserted into each other, a latch mechanism that can be engaged with and disengaged from a locking hole formed on the other sliding pipe 2E is provided on one sliding pipe 2D. When the interval between the ridges of the vehicle body 2 is determined by the stroke of the cylinder 8, the sliding pipes 2D and 2E are connected and fixed to each other at that position.

The lifting and lowering operation of the sliding column 2B is performed by using a cylinder 2F having a tube attached to the crosspiece frame 2C at an intermediate position in the front-rear direction. The cylinder 2F pushes up the sliding column 2B by a reaction force when the rod extends and hits the cover 3A of the crawler traveling device 3, and on the contrary, lowers the sliding column 2B when the rod contracts. . The vertical position of the sliding column 2B is held by engaging a pin inserted from the sliding column 2B into a hole formed in the vertical column 2A. Also, cylinder 2F
Are arranged on both sides of the vehicle body 2, respectively. For example, by varying the amount of expansion and contraction in the width direction, the direction of the upper surface of the vehicle body 2 can be maintained in the horizontal direction on the sloped land, and both are the same amount. By expanding and contracting with, for example, the position of the center of gravity of the body
It can be prevented from falling according to the situation of the moving position.

A support plate (not shown) is provided on the upper surface of the beam frame 2C.
A hydraulic pump 10 and the like are mounted.
Are connected to a drive hydraulic motor (not shown) of the crawler traveling device 3 and each cylinder, respectively, and control of each hydraulic path is performed by operation levers 13 and 14 provided on a support plate. Will be

In the present embodiment, a steering column 4 is provided on a sliding column 2B which is located on the opposite side of a plucking tea leaf collecting unit 6 described later in the front-rear direction of the vehicle body 2. As shown in FIGS. 4 to 6, the control unit 4 includes a traveling handle 4.
A, travel stopper 4B, step 4C, knob 4
D, and by loosening the knob 4D, the control unit 4
The whole can be pivoted inward and folded or removed. When the traveling handle 4A is in the vertical state, the traveling stopper 4B is automatically inserted into the round hole by a spring. In this position, the movement of the shift lever of the hydraulic pump connected to the other end of the cable is restricted. In the present invention, the hydraulic pump enters the neutral state at this position, and the rotation of the traveling motor stops. Travel stopper 4B
After the neutral state is released by pulling up, the aircraft body moves forward by tilting the traveling handle 4A in the forward direction, and moves backward by tilting in the reverse direction.

If the traveling handle 4A is turned left and right,
Since one side of the cable is pushed and the other side is pulled, the left and right hydraulic motors rotate forward and backward separately to enable a spin turn. In addition, when in neutral, the ball is pushed into the recess of the handle stay by a spring to inform the operator that the traveling handle 4A is not rotating in the left-right direction. As a result, the aircraft can be reliably stopped. In the conventional riding type plucking machine, the pedal is operated by stepping on a pedal provided in a lower portion of a driver's seat, but in the present invention, since a walking operation is performed, the foot cannot be used.

The control unit 4 can be controlled by a single operator.
You can get on and off easily. In addition, the operator can operate while walking down the control unit 4 as needed. further,
The handle 4A of the control unit 4 can be easily folded by turning the knob 4D toward the fuselage by operating the knob 4D, or can be easily removed. In addition, the maneuvering part 4 is a sliding column 2 of one crawler traveling device 3 traveling in a furrow in the tea garden.
Since it is attached to B, even if the control section 4 is provided at a low position, it does not come into contact with the tea plant during traveling and is not damaged.

The upper surface of the cover 3A of the crawler traveling device 3 in the front-rear direction is step 11. And
This step 11 is used not only as a scaffold when the operator gets on and off the step 4C of the control unit 4 from the ground, but also used when the operator moves from the control unit 4 to the plucking tea leaf collection unit 6 side.

The tea leaf pruning apparatus 5 may be mounted in a space with an open rear, and may be a full-plane pruning (Example) for pruning the entire surface of a tea tree ridge or a single-side pruning to pluck one side of a tea tree ridge. The pruning machine may be removed and other pruning machines, pest control machines, tea plantation management means such as a fertilizer applicator may be equipped, or a pest control machine equipped with the tea leaf pruning device 5,
A tea garden management means such as a fertilizer applicator may be provided. In the embodiment, the lifting / lowering bracket 12 is provided integrally with a bracket mounting plate which is inserted into a guide pipe fixed to a lower portion on the sliding pipe 2E side and is movable in the width direction of the tea ridge. The elevating bracket 12 is provided with a plurality of rolling wheels 12A for guiding the elevating columns 12B, and the elevating columns 12B are guided by the rolling wheels 12A at the time of elevating.

The lifting guide bracket 12 is provided with a lifting handle 12C. This lifting handle 12C
Is combined with a chain sprocket which is interlocked by a rotation operation, and a rotation shaft extended between the lifting columns 12B can be interlocked via a chain hung on the chain sprocket. The rotating shaft is spline-coupled in the middle so as to interlock with the movement of the bracket mounting plate, and the shaft end is integrated with a retractor for winding a wire having one end connected to the side of the tea leaf picking device 5. . Therefore, by setting the amount of rotation and the direction of rotation of the elevating handle 12C, if the amount of winding of the wire by the retractor is adjusted, the elevating height of the tea leaf picking device 5 can be adjusted and held at that position.

The raising and lowering operation of the tea leaf picking device 5 is performed by
The picking position in the vertical direction is set using a cylinder attached to a support plate located at the upper part of the cylinder and a chain pulled in conjunction with the expansion and contraction of the rod of the cylinder. When the spacing between the lifting columns 2A and the sliding columns 2B constituting the portal frame is changed between the tea tree ridges, the tea leaves are properly adjusted by moving the bracket mounting plate inserted through the guide pipe in the same direction. The width of the device 5 can be changed. When changed, a tea leaf picking device 5 having a size corresponding to the width can be attached.

Above the rear part of the tea leaf picking device 5, there is provided a tea bag mounting table 6A serving as a picking tea leaf collecting section 6 having a surface connected to the clipper blade of the tea leaf picking device 5. The tea bag mounting table 6A is hingedly connected to a mounting arm detachably provided at one end of the lifting column 12B, and is supported so as to be capable of falling. The state is performed by the cylinder 15 which is in a falling state, and a state shown by a solid line in the figure and a state shown by a two-dot chain line can be selected. The tea bag mounting table 6A can be easily removed.

The tea leaves plucked by the tea leaf plucking device 5 are collected in a tea bag placed on the tea bag placing table 6A. The tea bag placing frame 7 for placing a spare tea bag or a portal frame. It is provided at the upper part of the fuselage and almost in the center. The tea bag placing frame 7 includes a frame 7A and a rotation support shaft 7B that supports the frame 7A so as to be rotatable in a substantially horizontal direction. Then, when lowering the tea bag from the frame 7A, the tea bag can be rotated to a position where the operator can easily lower the tea bag. In addition, as shown in FIG.
The step 11A may be provided on the cover 3A of the crawler traveling device 3 such that the step 11A can be turned over.

Since the present embodiment has the above configuration,
An elevating column 2A and a sliding column 2B, which constitute one of the portal frames, are located substantially at the center of the crawler traveling device 3 in the extending direction (longitudinal direction). Since the supporting members 2A and 2B, which constitute the other one of the traveling-related members including the control unit 4 and the portal frame, are disposed on one side of the supporting columns 2A and 2B, and the tea leaf picking device 5 is disposed on the other side. As a riding plucking machine, the weight balance can be made uniform before and after the traveling direction. Since the control section 4 is provided at a low position, the control section 4 can easily get on and off from the ground.

On the other hand, the tea picking device 5 is positioned at the picking position by the raising and lowering operation of the lifting column 12B via the lifting guide bracket 12, and by driving the cylinder.
The plucking tea leaf collecting section 5 connected to the mounting arm can be moved up and down in the same manner according to the elevating operation of the elevating column 12B, and the plucking position and the tea leaf collecting position are continuous here. The tea bag placing table 6A of the plucked tea leaf collecting section 6 can be detached and turned upside down by pin connection in the middle, and can be prevented from interfering with the peripheral portion during turning by being raised. In addition, when removed, it does not become bulky during transportation or the like, which is convenient.

In order to roughly set the height of the tea picking device 5 in the height direction by adjusting the height of the vehicle body 2, the cylinder 2F is actuated, and the lifting column 2 between the tea ridges is operated.
A, The cylinder 8 is operated when adjusting the interval between the sliding supports 2B. Therefore, after the height is adjusted by the cylinder 2F, the height can be maintained only by connecting the pin to the engagement hole. Further, as a drive source of the crawler traveling device 3, a hydraulic drive, a transmission system, a motor system, or the like can be appropriately selected. The cylinder shown in the above embodiment can be appropriately selected from hydraulic, electric, pneumatic and the like. Further, it is also possible to obtain the same operation as in the above-described embodiment by adjusting the facing distance between the frames and performing the elevating operation by using a ball screw or the like.

[0031]

According to the first aspect of the present invention, the control section can be controlled by a single operator, and is provided at the front of the fuselage at a low position where the operator can easily get on and off the ground. Since the operating section is located at a lower position than the riding type plucking machine, when the riding type tea garden management device is carried on a truck bed and transported, the machine body is well-balanced and the safety of workers can be secured. In addition, since the operator can operate while walking down from the control section while walking, the worker can safely work when moving up and down the riding type tea garden management device on the truck bed or when working on a steeply inclined tea garden.

According to the second aspect of the present invention, the riding type tea garden management device is loaded on the truck bed by providing the handle portion of the operating portion so that it can be folded or detached by turning to the body side. When transporting, only the control section does not protrude from the truck bed. In addition, it is possible to perform the work according to the conditions of the tea garden by using a walking type.
According to the third aspect of the present invention, the front and rear parts of the body are equipped with running-related members, and the rear part is provided with tea garden management means. Transport becomes possible.

According to the fourth aspect of the present invention, the portal frame is configured to be extendable in the left-right direction, and the left and right leg frames of the portal frame are configured to be extendable in the vertical direction. The proper operation can be performed by adjusting the machine width to the ridge width of the tea garden. In addition, the left and right leg frames can be shortened to lower the entire body and improve the balance, thereby improving workability on the slope. Further, in a tea plantation that is being planted along contour lines, by extending one leg frame and contracting the other, it is possible to maintain a horizontal posture in which the machine is idle and to perform a well-balanced operation.
According to the fifth aspect of the present invention, the tea leaf collecting portion can be rotated between the use position and the non-use position by a single cylinder at the center in the width direction. The cost can be reduced as compared with the case where the cylinder is provided.

According to the sixth aspect of the present invention, the tea bag placing frame is provided so as to be rotatable in the horizontal direction substantially at the center of the body above the portal frame, so that the tea bag placing frame can be stably mounted on the tea bag placing frame. Can be accommodated. In addition, the size of the body is further reduced, and the space required for transportation and storage can be reduced. According to the invention as set forth in claim 7, the tea leaf pruning apparatus is provided in a space where the rear is open, and the whole surface of the tea tree ridge is pruned, or the one side of the tea tree ridge is pruned, and the tea pruning apparatus is provided. Can be removed and equipped with other tea garden management means, or with the tea leaf plucking device equipped, further tea garden management means can be installed. Can be detached. In addition, since the other tea garden management means is installed in the open space at the rear, there is no obstacle to the work, and the work can be performed smoothly.

[Brief description of the drawings]

FIG. 1 is an overall front view of a riding type tea leaf picking machine according to an embodiment of the present invention.

FIG. 2 is a side view of the same.

FIG. 3 is a side view from the opposite side of FIG. 2;

FIG. 4 is a front view of a handle portion of the control unit.

FIG. 5 is a plan view of the same.

FIG. 6 is a side view of the same.

FIG. 7 is an overall side view of a riding type tea picking machine according to another embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Tea-leaning machine 2 Body main body 2A Elevating column which is a part of portal frame 2B Sliding column which is another part of a portal frame 2E Cylinder for raising and lowering height 3 Crawler traveling device 3A cover 4 Control part 5 Tea-picking device 6 Harvested tea leaf collection section 7 Tea bag placement frame 9 Engine 11 Step

Claims (7)

[Claims] 1. A vehicle body comprising a gate-shaped frame which can run on a ridge on both sides of a tea tree ridge by a crawler traveling device, and which can be equipped with various tea garden management means. And a step corresponding to the control section, a riding type tea garden management apparatus comprising: a tea leaf pruning device as tea garden management means; and a tea leaf collection section that collects tea leaves plucked by the tea leaf pruning device. Can be operated by a single operator, and is provided at the front of the fuselage at a low position where the operator can easily get on and off from the ground, and if necessary, the operator can get off the control unit and walk while walking. A riding-type tea garden management device characterized by the following. 2. The riding-type tea garden management apparatus according to claim 1, wherein a handle portion of the control section is pivotably provided so as to be foldable or detachable. 3. The riding type tea garden management device according to claim 1, wherein a running related member is provided at a front portion of the body and a tea garden management means is provided at a rear portion. 4. The passenger according to claim 1, wherein the portal frame is configured to be extendable in the left-right direction, and left and right leg frames of the portal frame are configured to be expandable in the vertical direction. Type tea garden management device. 5. The tea leaf collecting section is rotatably supported by a single cylinder at a center portion in the width direction between a substantially horizontal use position and a substantially vertical use position. The riding type tea garden management device according to claim 1. 6. When collecting tea leaves picked up by the tea leaf picking device into a tea bag, a tea bag mounting frame for holding a spare tea bag is provided at an upper portion of the portal frame and substantially in the center of the body. 2. The riding type tea garden management device according to claim 1, wherein the riding type tea garden management device is provided so as to be rotatable in a substantially horizontal direction. 7. The tea leaf pruning apparatus is provided in a space where the rear is open, and the whole surface of the tea tree ridge is pruned, or the one side of the tea tree ridge is pruned, and the tea pruning apparatus is removed. 2. A tea plant management device according to claim 1, further comprising another tea plant management device in a state where the tea leaf picking device is provided.
The riding-type tea garden management device as described.