JPH04124030U - Traveling trolley of tea leaf plucking machine - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a traveling cart for a tea leaf plucking machine that moves along rails laid between the left and right furrows of tea tree furrows planted in rows so as to straddle the tea tree furrows. [Composition] Left and right side ridges B of tea tree ridge A planted in rows
A rail 1 is laid between them, and a tea leaf plucking device 8 is attached to a traveling cart 2 that moves along the rail 1 so as to straddle the tea tree ridges.
are installed, and a rolling wheel 9 and a driving wheel 11 are installed at the lower part of one side of the traveling trolley 2, and a wide rolling wheel 10 and a wide-width compatible driving wheel 1 are installed at the lower part of the other side.
2 are respectively provided and brought into contact with the rail 1, and the rolling wheels 9 and the driving wheels 11 straddle the rail 1 to restrict left and right movement.
The wide rolling wheels 10 have a width that allows the rolling wheels to move a predetermined width left and right on the rail, and the wide-width compatible drive wheels 12 have a width that allows the rolling wheels to move left and right by a predetermined width on the rail, while the drive wheels 12 straddle the rail and move a predetermined width left and right while transmitting power to the drive shaft. Made movable.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention enables the tea tree to be planted along the rails laid between the left and right furrows of rows of tea trees. This invention relates to a traveling trolley for a tea leaf plucking machine that moves as if straddling the tea tree ridges.

0002

[Conventional technology]

Conventionally, rails were laid between the furrows on both the left and right sides of tea tree rows planted in rows. A tea leaf plucking device is attached to a traveling trolley that moves along the tea tree ridges. Tea leaf plucking machines are known. Then, the operator moves the above-mentioned traveling trolley while carrying out the plucking work by hand (pulling). ) type, and the plucking work is carried out while running on its own using a prime mover mounted on a traveling trolley. There is also a self-propelled type. In addition, the front wheels and rear wheels (drive wheels) on one side of the traveling bogie have grooves that match the pipe rail. The front wheels and rear wheels (drive wheels) on the other side are wide enough to move along the top surface of the rail. to prevent derailment even if there is some width or narrowness between the left and right rails. .

0003

[Problem that the idea aims to solve]

The conventional rail-type tea leaf plucking machine described above has the following problems. A hand-push (pull) type in which the worker performs plucking work while moving a traveling trolley. However, it required a lot of effort and was extremely tiring. This is a self-propelled type in which the traveling trolley performs plucking work while being driven by the prime mover. , The effort required to move the trolley will be reduced, but one side of the front wheels and rear wheels (drive wheels) will be The rails are wide enough to be movable along the top surface of the rails, so they can be easily moved on slopes. As the traction resistance of the tea leaf storage bag increases, the train may slip or derail. There were times when The present invention has been made to solve the various problems mentioned above.

0004

[Means to solve the problem]

In order to achieve the above purpose, the present invention is designed to A track where a rail is laid between the two, and the vehicle travels along the rail as if straddling the tea tree ridges. In a tea leaf plucking machine with a tea leaf plucking device attached to a trolley, Rolling wheels and driving wheels are located at the bottom of one side of the above-mentioned running trolley, and wide rolling wheels and wide wheels are located at the bottom of the other side. Compatible drive wheels are installed at the front and rear and are brought into contact with the rail, The rolling wheels and drive wheels mentioned above are restricted from moving left and right across the rails, and the wide rolling wheels and drive wheels are For wide rolling wheels, the rolling wheels move a specified width left and right on the rail. The width of the drive wheel is wide so that the drive wheel can move astride the rail. It is characterized in that it is configured to be able to move a predetermined width left and right with respect to the driving shaft while in a transmission state.

[0005]

[Effect]

With the above configuration, the traveling cart of the tea leaf plucking machine of the present invention has rolling wheels and drive wheels. Right and left movement is restricted across the wheel, and the wide rolling wheels and wide-width compatible drive wheels are In the driving wheel, the rolling wheel can move a specified width left and right on the rail, making it suitable for wide-width driving. For wheels, the drive wheel can move a specified width left and right with respect to the drive shaft while straddling the rail. Therefore, it works as follows. When placing the traveling trolley on the rails, align the rolling wheels and drive wheels with one rail. You can easily load it by just loading it. With wide rolling wheels, the rolling wheels are formed wide, which reduces the load on the axle. This makes it possible to reduce the weight and price. The drive wheels and wide-width drive wheels are located at the rear of the traveling trolley, so the tea leaves in the tea leaf storage bag are No slipping occurs even when the leaves are full or when the trolley moves uphill. It is possible to run at a specified speed without flopping. Wide-width compatible drive wheels are placed on the left and right sides of the drive shaft with the drive wheels straddling the rail. Since the width can be moved, the contact area with the rail is large and slips are prevented. The rails can also be slid left and right with respect to the drive shaft to accommodate wide or narrow rail spacing. Rolling wheels and drive wheels straddle the rails and are restricted from moving to the left or right, allowing for wide rolling motion. Wheels and wide-width compatible drive wheels will move left and right based on the rolling wheels and drive wheels. , The traveling trolley does not move left or right, and the tea leaf plucking device allows the tea leaves to be plucked at a constant depth. Able to perform work.

[0006]

【Example】

Hereinafter, one embodiment of the present invention will be described in detail with reference to the accompanying drawings. In Figures 1 to 3, numerals 1 and 1 refer to both left and right sides of tea tree row A planted in rows. A rail made of pipe material laid in the furrow B of A traveling cart 2 is provided that moves across the tree ridge A. In the traveling trolley 2 , the engine 3 and the blower 4 are placed on one side (the left side in Figures 2 and 3), and the engine 3 and the blower 4 are placed on the other side (the left side in Figures 2 and 3). 2 and the right side in Figure 3) are equipped with generators 5, respectively, and the front section is installed upright on both the left and right sides of the front. Lifting bodies 7, 7 having rollers are provided on the pillars 6, 6, and through these lifting bodies 7, 7, A full-scale plucking device 8 that can be adjusted up and down according to the height of the tea tree ridge A and a storage bag support to be described later. The body is arranged. At the lower end of the traveling trolley 2, there are A rolling wheel 9 is provided on the left side, a wide rolling wheel 10 is provided on the right side, and the rolling wheels 10 are located on both the left and right rear sides. , a driving wheel 11 is provided on the left side, and a wide-width compatible driving wheel 12 shown in FIG. 8 is provided on the right side. drive The wheels 11 and wide-width drive wheels 12 are fixed to the traveling trolley 2 and are connected to the generator 5. Chain transmission is carried out by drive motors 13, 13 (one not shown) that receives electric power and drives the chain. Power is transmitted through the dynamic system 14, 14, and the train runs on the rail 1. Ru.

[0007] As shown in FIG. 5, the entire surface plucking device 8 includes a pair of front and rear support frames 15, The upper surface of the tea tree ridge A is placed at the lower front between the side plates 16 and 16 fixed to the left and right ends of the tea tree 15. The cutting blade 17, which is a clipper blade curved with the same curvature as the arc of , reciprocates. It is supported as such. An air guide pipe 18 is arranged diagonally above the cutting blade 17. A large number of nozzles 19, 19... are protruded from this air guide pipe 18, and are placed above the cutting blade 17. Then, pressurized air is blown toward the guide plate 20 provided behind the cutting blade 17 to cause the cutting blade 17 to They are placed at predetermined intervals to blow the picked tea leaves backwards. Guiding wind An air outlet of the air blower 4 is communicated with the end of the pipe 18 through a bellows pipe 21 . Up A support tube 22 is provided on the side plates 16, 16 to protrude in the front and back direction, and a support tube 22 is provided with an elevating tube. A piston member provided on the front side of the lowering bodies 7, 7 and moved up and down by an electric cylinder 25. The support rod 23 fixed to the upper end of 24 is inserted, and the whole surface plucking device 8 can be attached and detached. Supported. Also, due to the expansion and contraction of the electric cylinder 25, the piston member 24 and the support The entire surface plucking device 8 moves up and down via the holding rod 23 and the support tube 22.

[0008] In addition, as shown in FIG. 4, the elevating bodies 7 and 7 are The rollers are in contact with the lowering guide 26 so as to be able to rise and fall freely, and the front struts 6, 6 It is connected to a threaded cylinder 28 that is screwed into a threaded rod 27 that is rotatably supported in the horizontal direction. tied together. Gear cases 29, 29 are provided at the upper ends of the front struts 6, 6, In this gear case 29, 29, the bevel gear 30 fixed to the top of the threaded rod 27 engages. The matching bevel gear 31 is supported in the horizontal direction so as to pass through the gear cases 29, 29. The rotating shaft 32 is fixed to the rotary shaft 32. Blower 4 side end of rotating shaft 32 is provided with a rotating handle 33, and the rotating handle 33 can be rotated in forward and reverse directions. Accordingly, the elevating bodies 7, 7 and the whole surface plucking device 8 are moved up and down. Elevating body 7, At the rear of 7, there is a storage that supports a tea leaf storage bag that is attached to the rear of the full-scale plucking device 8. The front part of the storage bag support 34 is connected by a connecting plate 35, and the rear part of the storage bag support 34 is connected to the front part of the storage bag support 34. is provided with an elevating body 37 that ascends and descends along the rear support 36 of the traveling trolley 2. When the rotating handle 33 is rotated forward and backward, the elevating bodies 7, 7 and the whole surface plucking device 8 are raised and lowered. In addition, the storage bag support 34 is also moved up and down.

[0009] As shown in FIG. 6, from the longitudinal center of the rear end of the guide plate 20, The storage bag mounting guide is placed below the guide plate 20 with a predetermined gap between the guide plate 20 and the guide plate 20. Guide plates 38, 38 are provided, and the gap between the guide plate 38 and the guide plate 20 and the support plate are Tea leaf storage bags 39, 39 made of mesh are placed between the frames 15, 15 and the rear ones. Although not shown, an opening through which a circular rubber string is inserted is removable. tea leaf The lower surfaces of the storage bags 39, 39 are supported by the storage bag support 34. Storage bag support 34 As shown in FIG. It is supported so as to be slidable in the front and rear direction by the slide support parts 41, 41, and A rear support 42 is provided so that the sliding is performed under the front support 40. It is being The rear support 42 has a recess 42a into which a worker can fit. It is formed. In addition, a mowing blade 17 is provided at the center portion of the guide plate 20 in the longitudinal direction. The tea leaves that are picked up and blown backwards by the pressure wind from the nozzle 19 are stored in the tea leaf container. Tea leaf guide plates 43, 43 are provided for guiding tea leaves to the bag 39.

0010 The power of the engine 3 is transmitted to the blower 4 by a belt transmission system 44, A tension clutch pulley 45 is provided in the belt transmission system 44. The engagement and disengagement of the tension clutch pulley 45 is controlled by a blower clutch provided on the rear strut 36. This is done by the latch lever 46. A flexible transmission case 47 is installed in front of the blower 4. is provided, and the belt transmission system 4 is connected from the blower 4 to the flexible transmission case 47. Power is transmitted via 8. This belt transmission system 48 also has a tension clutch pulley. The tension clutch pulley 49 is engaged and disengaged. The operation is performed by an electric cylinder 50. From the flexible transmission case 47 The flexible shaft 51 allows the cutting blade to be connected via the flexible shaft support portion 52. Power is transmitted to the transmission case 53, and a transmission shaft 54 hangs down from the cutting blade transmission case 53. is inserted into the cutting blade drive case 55 to cause the cutting blade 17 to reciprocate. . An electric cylinder 56 is connected to the tip of the throttle wire 3a of the engine 3, The output of the engine 3 is controlled.

[0011] The drive wheel 11 described above is generally used, but the drive wheel 12 for wide width is As shown in FIG. The wide-width compatible drive wheel 12 is inserted into the square shaft 58 slidably left and right, and the wide-width compatible drive wheel 12 is inserted into the Coil springs 59, 59 are wound around the outer circumference of the square shaft 58 on both sides of the responsive drive wheel 12. The wide-width compatible drive wheel 12 is positioned approximately at the center in the length direction of the square shaft 58, and the left and right wheels are The coil spring 59 is compressed and moved to the left or right depending on the width of the gap between the coils 1 and 1. I am trying to respond accordingly. Then, the rolling wheels 9 and the driving wheels 11 straddle the rail 1 to the left. The movement to the right is restricted, and the wide rolling wheels 10 and the wide-width compatible drive wheels 12 are fixed to the wide rolling wheels 1. 0 has a width that allows the rolling wheels to move a specified width left and right on the rail 1, making it compatible with wide widths. In the drive wheel 12, the drive wheel straddles the rail 1 and faces the drive shaft (square shaft 58). It is possible to move a predetermined width left and right while in the transmission state. Rolling wheel 9 and drive wheel on the left side above Limit switches 60 and 61 are provided on the front side of each wheel 11, and the rolling wheels 9 A sensing section 62 for detecting the rotational speed of the rolling wheels 9 is provided behind the wheel.

0012 On the other hand, a control panel 63 is provided on the front column 6 on the side where the generator 5 is mounted. . This control panel 63 is equipped with switches, a microcomputer, a timer, an inverter, etc. The machine is designed to control the entire tea leaf plucking machine. In addition, the microcomputer also has tea leaf picking. Two programs are built in, one for recruitment work and one for pest control work, such as in this example. When performing sea urchin tea leaf plucking work, and when removing the tea leaf plucking device and installing the pest control device. It is designed so that two types of work can be performed: one is to perform pest control work, and the other is to perform pest control work. In addition, the illustration However, on the starting end side of the tea tree ridge, there is a horizontal side for moving the traveling cart 2 to the next tea tree ridge. A moving cart is provided, and the limit switches 60 are installed at both ends of the rail 1. , 61 are provided with protrusions that come into contact with the operators. In principle, workers Being at the starting end of the tea tree ridge, controlling the entire tea leaf plucking machine, replacing the tea leaf storage bags 39, 39, Lateral movement work is performed to move the traveling cart 2 to the next tea tree ridge.

[0013] The entire tea leaf plucking machine of one embodiment configured in this way can pick all the tea leaves as follows. Perform surface plucking work. Position the traveling cart 2 on the rails 1, 1 on the starting end side of the tea tree ridge A, and turn the rotating handle 3. 3 is rotated in forward and reverse directions to move the elevating bodies 7, 7 up and down to support the entire surface picking device 8 and the storage bag. The body 34 is raised and lowered to adjust the height of the tea tree ridge A. Then, start the prime mover 3 and generator 5. the tension clutch pulley 45 by operating the blower clutch lever 46. When the blower 4 is activated through the Electric cylinders 25, 50, 56 and drive motor 13, 13 respectively operate. This pulls the throttle wire 3a and starts the engine. The output of the cylinder 3 is increased, and the entire surface plucking device 8 is activated by the piston member 24, the support rod 23, and the support tube 2. 2 to the tea leaf plucking position, and the tension clutch pulley 49 is transferred to the belt. Power is transmitted from the blower 4 to the flexible transmission case 47 by operating the power system 48. The cutting blade transmission is transmitted from the flexible transmission case 47 via the flexible shaft 51. Power is transmitted to the movable case 53, causing the cutting blade 17 to reciprocate. Simultaneously with these operations Then, the driving wheels 11 and wide-width compatible driving wheels 12 are driven to form rolling wheels 9 and wide rolling wheels 10. The trolley 2 rolls and travels at low speed, and the tea leaf plucking work is performed.

[0014] At the start of this picking work, set the timer on the control panel 63 to the tea leaf storage bags 39, 39. The set is set to hold a full cup (approximately 20 kg each) of tea leaves (the time is determined in advance). The number of rotations of the rolling wheels 9 is detected by the sensing section 62 and stored). mower blade 17 The cut tea leaves are transported by the wind force generated by the blower 4 through the bellows pipe 21 and the wind guide pipe 18. The tea leaves are collected by the pressure air that is supplied to the nozzle 19 through the nozzle 19. It is sent into the containers 39, 39. Then, the timer turns off and the tea leaf storage bag When almost a full cup of tea leaves is stored in 39, 39, the electric cylinder is activated by a command from the microcomputer. The rollers 25, 50, 56 and the drive motors 13, 13 are operated, and the traveling trolley 2 is started to travel. The engine 3 stops, the output of the engine 3 decreases, the blower 4 rotates at low speed, and the mower blade 1 7 stops. Next, the entire surface plucking device 8 is raised to a certain height, and the driving wheel 11 and the wide The width-compatible drive wheels 12 are rotated in reverse at high speed, and the traveling cart 2 is moved to the starting end side of the tea tree ridge A at high speed. Run. When this traveling trolley 2 travels at high speed to the starting end side of the tea tree ridge A, the cutting blade 17 and the storage bag support 34 (including the tea leaf storage bags 39, 39) have tea leaves picked. There is no contact with the upper surface of the tea tree ridge A. And the operator of the limit switch 61 When it comes into contact with the protrusion of the rail 1, the traveling cart 2 stops at the starting end of the tea tree ridge A.

[0015] When the traveling trolley 2 returns to the starting end of the tea tree ridge A and stops, the operator removes the tea leaf storage bag. 39, 39 forward to push the rear support 42 of the storage bag support 34. Slide it forward and stand at the recess 42a of the rear support 42 to store left and right tea leaves. Approach the opening of the bags 39, 39, remove the tea leaf storage bags 39, 39, and insert a new one. The tea leaf storage bags 39, 39 are attached, and the rear support body 42 is slid rearward. stop Then, when the switch (button) on the control panel 63 is pressed, the traveling trolley 2 moves forward at high speed. Move to the position where the plucking of tea tree ridge A has finished, and then move to the position where the plucking has finished. Immediately before reaching the point, the full-face plucking device 8 descends to the plucking height and leaves the same tea leaves as at the start. Resuming plucking work. The high-speed forward traveling distance of the traveling cart 2 is determined by the distance traveled during the plucking operation. The rotation speed of the driving wheels 9 is detected by the sensing section 62 and stored in the microcomputer.

[0016] When the traveling cart 2 reaches the end of the tea tree ridge A while performing plucking work, the limit speed is reached. The operator of the switch 60 contacts the protrusion of the rail 1 and moves the traveling trolley 2 to the end of the tea tree ridge A. to stop. Then, when the traveling cart 2 is run at high speed toward the starting end of the tea tree ridge A, Using the same method as before, return to the starting end of tea tree ridge A at high speed. Traveling trolley 2 is tea tree ridge A Once you have returned to the starting end of the tea tree, move to the next tea tree ridge A using the horizontal moving trolley and pick the tea. Resuming leaf plucking work. At this time, the tea leaf storage bags 39, 39 may be replaced, but The setting of the timer may be changed to start the plucking operation.

[0017] The single-phase 100V electricity generated by the generator 5 is supplied to the inverter of the control panel 63. The voltage is converted to three-phase 100V by the It is possible to transfer. In addition, the running wheels on one side of the vehicle body are a wide rolling wheel 10 and a wide-width compatible driving wheel 12. Therefore, even if the distance between rails 1 and 1 is slightly different, it will not be corrected. Along the rolling wheels 9 and driving wheels 11, wide rolling wheels 10 and wide-width compatible driving wheels 1 are installed. 2 will not move left or right and become derailed. In particular, the wide-width compatible drive wheels 12 , the drive wheel 12 has coil springs 59, 59 wound around the outer periphery of the square shaft 58 on both sides. Then, while driving the drive wheel 12 with the square shaft 58, one of the coil springs 59, 59 is compressed. It is possible to slide along the width and narrowness of the rails 1 and 1. Note that the traveling trolley 2 of the present invention can be used for pest control by removing the tea leaf plucking device of the above embodiment. It is also possible to install equipment and perform pest control work. In that case, the forward movement of the traveling trolley 2 It is best to carry out pest control work while driving at low speed, and then drive at high speed when returning after work. stomach. Further, the present invention is not limited to the full-face plucking device 8, but can also be implemented with a single-sided plucking device.

[0018]

[Effect of the idea]

As explained above, according to the traveling trolley of the tea leaf plucking machine of the present invention, the rolling wheels and drive The wheel straddles the rail to restrict left and right movement, making it compatible with wide rolling wheels and wide widths. In the case of wide rolling wheels, the driving wheels can move a specified width left and right on the rail. For wide-width compatible drive wheels, the drive wheel straddles the rail and moves left and right to the drive shaft. Since it is possible to move by a predetermined width, the following effects can be achieved. When placing the traveling bogie on the rails, align the rolling wheels and drive wheels with one rail. You can easily install it by just letting it slide. In wide rolling wheels, the rolling wheels are formed wide, so the load on the axle is reduced. The load on the wheels is reduced, the weight of the wheels can be reduced, and the price can be reduced. The drive wheels and wide-width drive wheels are installed at the rear of the traveling trolley, making it easy to collect tea leaves. Even when the bag is full of tea leaves or when the trolley is going up a slope. It is possible to run at a predetermined speed without slipping. Wide-width compatible drive wheels are placed on the left and right sides of the drive shaft with the drive wheels straddling the rail. Since the width can be moved, the contact area with the rail is large and slips are prevented. The rails can also be slid left and right with respect to the drive shaft to accommodate wide or narrow rail spacing. Rolling wheels and drive wheels straddle the rails and are restricted from moving to the left or right, allowing for wide rolling motion. Wheels and wide-width compatible drive wheels will move left and right based on the rolling wheels and drive wheels. , The traveling trolley and the tea leaf plucking device do not move left or right, and the tea leaf plucking device It is possible to perform plucking work at a certain depth.

[Brief explanation of drawings]

FIG. 1 is an overall side view of an embodiment of the present invention.

FIG. 2 is a front view of the same.

FIG. 3 is a perspective view of the same.

FIG. 4 is a cross-sectional view of the lifting mechanism of the whole surface picking device and the storage bag supporter.

FIG. 5 is a side cross-sectional view of the full-face plucking device.

FIG. 6 is a plan view of the same portion.

FIG. 7 is a partial plan view of the storage bag support.

FIG. 8 is a half-sectional front view of the drive wheel.

[Explanation of symbols]

1 rail 2 Traveling trolley 3 Engine 4 Air blower 5 Generator 6 Front strut 7 Elevating body 8 Full-scale plucking device 9 Rolling wheel 10 Wide rolling wheels 11 Drive wheel 12 Wide-width compatible drive wheels 13 Drive motor 14 Chain transmission system 15 Support frame 16 Side plate 17 Cutting blade 18 Wind guide pipe 19 Nozzle 20 Information board 21 Bellows tube 22 Support cylinder 23 Support rod 24 Piston member 25 Electric cylinder 26 Lifting guide 27 Screw rod 28 Threaded tube 29 Gear case 30, 31 Bevel gear 32 Rotating shaft 33 Rotating handle 34 Storage bag support 35 Connecting plate 36 Rear strut 37 Elevating body 38 Guide plate 39 Tea leaf storage bag 40 Front support 41 Slide support part 42 Rear support 43 Tea leaf guidance board 44 Belt transmission system 45 Tension clutch pulley 46 Blower clutch lever 47 Flexible electric case 48 Belt transmission system 49 Tension clutch pulley 50 Electric cylinder 51 Flexible shaft 52 Flexible shaft support part 53 Mower blade transmission case 54 Transmission shaft 55 Mower blade drive case 56 Electric cylinder 57 Support frame 58 Square shaft 59 Coil spring 60,61 Limit switch 62 Sensing part 63 Control panel A Tea tree ridge B Furrow

Claims (1)

[Scope of utility model registration request] [Claim 1] A tea leaf plucking machine in which rails are laid between the left and right furrows of tea tree rows planted in rows, and a tea leaf plucking device is attached to a traveling cart that moves along the rails so as to straddle the tea tree rows. In this, a rolling wheel and a driving wheel are provided at the lower part of one side of the traveling trolley, and a wide rolling wheel and a wide-width compatible driving wheel are provided at the lower part of the other side at the front and rear, respectively, and are brought into rolling contact with the rail, and the rolling wheel and the driving wheel straddle the rail. The wide rolling wheels and wide-width compatible drive wheels have a width that allows the rolling wheels to move a predetermined width left and right on the rail in the wide rolling wheels.
A running trolley for a tea leaf plucking machine, characterized in that the drive wheel for wide width is configured to be able to move a predetermined width left and right while being transmitted to the drive shaft while straddling the rail.