JP2003174813A - Seedling transplanter with fertilizer applicator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a seedling transplanter with a fertilizer applicator solving the problems that conventionally, there is a seedling transplanter with fertilizer applicator where a shutter manipulative tool is disposed in front of feed units for stopping a fertilizer feed by partially blocking a fertilizer to the feed units through setting a shutter above the plurality of feed units; because the manipulative tool is disposed apart in front of the machine body of the feed units, the tool is poor in manipulability, besides, because the fertilizer feed is partially stopped by closing the shutter, the fertilizer may be broken in closing the shutter, therefore a proper fertilizer application may not been carried out. <P>SOLUTION: This seedling transplanter with the fertilizer applicator has the following structure: a manipulative tool 35 functioning to make a drive halt of both two of the plurality of feed units 21 adjoining each other and an each-row manipulative tool 52 functioning to make a drive halt of either of the two feed units 21 are disposed on the identical side of a hopper 20, and the manipulative tool 35 is also disposed transversely between the above two feed units 21 when viewed from the front of the machine body. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is used in a seedling transplanter equipped with a fertilizer application device.

[0002]

2. Description of the Related Art Conventionally, in a seedling transplanter in which a plurality of feeding portions for feeding the fertilizer in the hopper are arranged below the hopper for storing the fertilizer, and are arranged side by side in the rear of the traveling vehicle body in front of the seedling planting device. , A seedling transplant with fertilizer application, in which a shutter operation device is provided above the plurality of feeding units to partially stop the fertilizer from feeding to the feeding unit and stop feeding the fertilizer, is arranged in front of the body of the feeding unit. There is an opportunity.

[0003]

[Patent Document 1] Japanese Patent Application Laid-Open No. 57-198014

[0004]

Since the conventional operation tool is arranged away from the front of the body of the feeding section, there is a problem that its operability is poor. Also, since the shutter is closed to partially stop the feeding of fertilizer,
Sometimes the fertilizer was crushed when the shutter was closed, and proper fertilization work could not be performed in the early stages when fertilization was restarted.

[0005]

In order to solve the above-mentioned problems, the invention according to claim 1 uses a hopper 2 for containing fertilizer.
A plurality of feeding portions 21 for feeding the fertilizer in the hopper 20 are arranged side by side on the left and right below the 0, and the fertilizer fed by the feeding portion 21 is supplied to the groove making device 23 via the respective hoses 22. In a seedling transplanter with a fertilizer application for fertilizing, the operation tool 35 for driving and stopping both adjacent two feeding parts 21 among the plurality of feeding parts 21 and the driving stop operation for one of the two feeding parts 21. The respective strip operating tools 52 are arranged on the same side of the hopper 20, and the operating tools 35 for driving and stopping the two adjacent feeding portions 21 are arranged between the right and left sides of the adjacent feeding portions 21 in a front view of the machine body. And a seedling transplanter with a fertilizer application. Therefore, at the end of the work, when the work travel is performed while leaving the work area for one stroke on the edge, one of the two operation parts 35 and the operation tool 35 for driving and stopping the adjacent two supply parts 21 is driven. It is possible only by appropriately operating the respective strip operating tools 52 that are stopped. Further, since the operating tool 35 for driving and stopping the two adjacent feeding portions 21 together and the respective strip operating tools 52 for driving and stopping one of the two feeding portions 21 are arranged on the same side of the hopper 20. , Its operation is easy and workability is good. Further, since the operation tool 35 for driving and stopping the two adjacent feeding parts 21 together is arranged between the left and right sides of the adjacent feeding parts 21 in front view of the machine body, the layout thereof is simple.

According to the second aspect of the present invention, a plurality of feeding parts 21 for feeding the fertilizer in the hopper 20 are provided below the hopper 20 for containing the fertilizer, and the feeding parts 21 in the rear part of the traveling vehicle body 1 are provided on the left and right sides of the front side of the seedling planting device 3. The fertilizers, which are arranged side by side, are fed by the air discharged from the air chamber 26 to the groovers 23 through the respective hoses 22 and fertilizer is applied. Two adjacent feeding parts 2
The operation tool 35 for driving and stopping both 1 and each row operation tool 52 for driving and stopping one of the two feeding portions 21.
The seedling transplanter with a fertilizer application device according to claim 1, wherein and are arranged on the front side of the hopper 20. Therefore, in addition to the effect of the invention described in claim 1, in this seedling transplanter with a fertilizer application, the fertilizer in the hopper 20 is fed out by the plurality of feeding portions 21, and the fed fertilizer is discharged from the laterally long air chamber 26. Groove 23 through each hose 22 by the air
And feed it to the field. The fertilizer in the hopper 20 decreases as fertilization work progresses, but the hopper 20 and the feeding unit 2
1 is arranged laterally on the rear side of the traveling vehicle body 1 in front of the seedling planting device 3, so that the front and rear balance of the body weight is better than that of the configuration in which the hopper and feeding part are arranged on the rear side of the seedling planting device. There is little fluctuation.

An operating tool 35 for driving and stopping both adjacent two feeding parts 21 among the plurality of feeding parts 21, and a respective row operating tool 52 for driving and stopping one of the two feeding parts 21. Is arranged on the front side of the hopper 20, it is possible to operate the operation tool 35 and the respective strip operation tools 52 from the top of the traveling vehicle body 1 while accurately recognizing the feeding section 21 to be stopped, and the occurrence of erroneous operation is small. Further, when operating the operation tool 35 and the respective strip operation tools 52, the operation can be easily performed from the front side of the machine body. Further, the operation tool 35 and each row operation tool 52 are less likely to get in the way when seedlings are supplied to the seedling planting device 3.

[0008]

Industrial Applicability According to the present invention, it is possible to easily partially drive and stop the fertilizer application so that the work area can be traveled at the end of the work while leaving the work area for one stroke on the edge. In addition, since there is little change in the front-rear balance of the body weight, the work can be performed well. Therefore, the problem of the conventional example can be appropriately solved.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Next, embodiments of the present invention will be described. As shown in FIG. 1, a seedling planting device 3 is attached by a link 2 after a traveling vehicle body 1 to form a seedling transplanting machine. The traveling vehicle body 1 is provided with a pair of left and right front wheels 5 and rear wheels 6 that are rotated by the power of a central engine 4, and a seat 8 that is rotated around a front horizontal shaft 7 is provided on the engine 4. ing.

The seedling planting device 3 includes a gear box 9 in the center, a seedling mount 10 provided on the gearbox 9 which is tilted forward and moves left and right, and a tip end of the seedling mount 10 when viewed from the side. It is composed of a seedling planting rod 11 that turns vertically in a long oval orbit, and a float 12 that slides on a mud surface to level the front of the seedling planting rod 11. Then, the gear box 9 is attached to the attachment frame 13 at the rear portion of the link 2, and the link 2 is rotated by the piston rod 15 protruding and retracted from the cylinder 14 to move vertically while maintaining the same posture. A plurality of planting cases 16 arranged side by side extend further rearward from the rear end of the gear box 9 under the seedling mounting table 10, and a pair of seedling planting rods 11 are provided on the left and right thereof, and a pair (two) of these seedling planting rods 11 are provided. One set consists of the seedling planting rods 11. The power of the engine 4 is guided into the gear box 9 by the transmission shafts 17 and 18, and reaches the planting rod 11 through each planting case 16. Clutch 19 has each planted case 16
Is provided on the left end of the gear box 9 and is designed to interrupt the power transmitted from the gear box 9 to the seedling planting rods 11 of each set. The figure shows a rotary type in which two seedling planting rods 11 alternately transplant seedlings to form one row of seedlings.

A fertilizer applicator 24 is constituted by a hopper 20 for putting in fertilizer, a payout roller 21 as a payout part for paying out the fertilizer, a hose 22 for guiding the fertilizer, and a grooving device 23 for making a groove on the mud surface. 24 are provided in the same number as the side-by-side seedling planting rods 11. A case 2 in which a pillar 25 is provided in the rear part of the traveling vehicle body 1, an oblong air chamber 26 is fixed on the pillar 25, and each of the feeding rollers 21 is housed therein.
7 are laterally fixed to the air chamber 26.

As shown in FIGS. 3 and 4, the hopper 20 is
Are formed in a V shape when viewed from the front and the rear, and two left and right side surfaces are joined to each other. With this joining, an inverted V-shaped space 28 is formed in the lower center portion, and both are placed on the two hoppers 20. A single lid 29 is provided to cover. 1 and 2
As shown in FIG. 4 and FIG. 4, a single horizontally long rotating shaft 30 is provided behind the case 27, and its arm 31 is connected to the crank 33 of the transmission shaft 17 by a rod 32 to perform a rotating motion. ing.

Since each of the following is the same, one of them will be described. A guide box 34 is provided in the space 28, and a lever 35 projecting forward from the guide box 34 is attached to a bracket 37 so as to rotate around a horizontal shaft 36. ing. As shown in FIG. 4, the cylinder 38 is rotatably attached to the rotating shaft 30 under the space 28, and its arm 39 is connected to the arm 42 of the cylinder 41 by the rod 40, and the cylinder 41 is rotated by the rotation of the cylinder 38. It is adapted to rotate on the shaft 43 of the feeding roller 21. A movable body 44 having a claw on the left side is attached to the right side of the cylinder 38 so as not to rotate around the rotating shaft 30, and is pushed to the left by a spring 45 so that the claw engages with the claw on the right side of the cylinder 38 to rotate. The rotational movement of the moving shaft 30 is transmitted to the cylinder 38. The shifter 46 is attached like a bell crank, and its lower end is the movable body 44.
2 and the upper end is connected to the lower end of the lever 35 by the rod 47, and when the lever 35 is turned counterclockwise from the position of FIG. 2 into the chain line state, the rod 47 is pulled up and the movable body 44 is moved. The spring is compressed to move to the right, and the claw on the left side is separated from the claw of the cylinder 38 to stop the rotation of the cylinder 38. When the lever 35 is returned from this position to the position indicated by the solid line, the movable body 44 is pushed to the left by the spring 45, the claw of the movable body 44 is bitten by the claw of the cylinder 38, and the rotation of the rotary shaft 30 is prevented.
Be transmitted to.

As shown in FIG. 2, the front end of the lever 35 is arranged in front of the front end of the air chamber 26, and the lever 35 is arranged so as to be operable from the front side of the machine body. A one-way clutch 48 is attached to the shaft 43 on the right side of the cylinder 41, and converts the reciprocating rotary motion of the cylinder 41 into an intermittent rotary motion and transmits it to the shaft 43. A pair of movable bodies 49 are attached to the shaft 43 so as not to rotate with the keys inside the left and right feeding rollers 21, and are pushed outward by the spring 50 so that their claws engage with the claws of the feeding roller 21 and the shaft 43 is intermittently broken. The rotation causes the feeding roller 21 to rotate to feed the fertilizer in the hopper 20 into the lower hose 22. The feeding roller 21 is provided with a groove 21a on the outer circumference thereof.
The fertilizer that has entered into a is fed out by its rotation, and the groove 21a is adapted to change the width of the fertilizer by adjusting the lateral width by sliding the mover 51.

Each of the bar levers 52 is attached to the case 27, and a pin 53, which is eccentric at the tip of the bar levers, engages with a groove of the movable body 49. When the bar levers 52 are rotated, the pins 53 are springs 50.
The movable body 49 is moved by compressing the
The rotation of the roller 21 is stopped by moving away from the first claw. Each grooving device 23 is attached to the float 12 so as to make a grooving on the side of the corresponding seedling planting rod 11, and each grooving device 23 and the lower side of each feeding roller 21 respectively have a hose 22. Are connected by. Air is blown into the air chamber 26 from the blower 54, and the air discharged from the blower 54 is supplied to each hose 2
It flows through 2 and guides fertilizer.

As shown in FIGS. 2 and 4, the upper end of each wire 55 is attached to the middle of the lever 35, and the lower end of the wire 55 is joined to each of the above-mentioned clutches 19, and the lever is in the position shown by the solid line in FIG. When the clutch 35 is rotated counterclockwise into the chain line state, the clutch 19 cuts off power transmission to the seedling planting rod 11, and when the lever 35 is reversely operated, power transmission is restarted. . Therefore, a pair of seedling planting rods 11 corresponding to this by operating one lever 35
The transmission of power to and the transmission of power to the pair of feeding rollers 21 are intermittent. In addition, the feeding roller 2
The shutter can be opened and closed instead of the intermittent power transmission to the power transmission unit 1. In this case, the shutter is provided on the feeding roller 21. In addition, the respective feeding rollers 21 from the power transmission path on the seedling planting rod 11 side with respect to the clutch 19.
If it is configured to rotate, the lever 35 need only be connected to the clutch 19.

As shown in FIGS. 1 and 5, a horizontal rail 56 is provided between the seat 8 and the hopper 20 at a position slightly higher than the hopper 20, and a supply box 57 containing fertilizer is provided along the rail 56. It is possible to replenish the fertilizer into the hopper 20 while moving it. As shown in Figure 1,
When an extension table 58 made of a rod or a plate is attached to the upper end of the seedling stand 10 and the tip of the extension stand 58 is raised by a spring 59, the mat seedlings placed on the seedling take-up plate 60 can be supplied. Moreover, it is rational that this can be supported from below.

As shown in FIGS. 6 and 7, when the frame 61 in the front-rear direction of the traveling vehicle body 1 and the up-and-down support column 25 are viewed from the side and one rod is bent into an L-shape to be integrally formed, it is light. You can get a good seedling planter. As described above, in this seedling transplanter, the fertilizer in the hopper 20 is fed out by the plurality of fertilizer application devices 24, and the fed fertilizer is fed to the laterally long air chambers 26.
It is supplied to the grooving device 23 through the respective hoses 22 by the air discharged from the fertilizer, and the fertilizer is applied to the field. The fertilizer in the hopper 20 decreases as fertilization work progresses.
Also, since the fertilizer application device 24 is arranged side by side on the left and right sides in front of the seedling planting device 3 in the rear part of the traveling vehicle body 1, the weight of the airframe is smaller than that of the configuration in which the hopper and the fertilizer application device are placed behind the seedling planting device. There is little fluctuation in the front-rear balance.

Then, when the work travel is performed at the end of the work leaving the work area for one stroke on the ridge, it is possible to appropriately operate the operation tool 35 for partially stopping and driving the fertilizer application device 24. Further, the operation tool 35 is arranged laterally of the feeding section 21 which is inserted into the lower part of the hopper 20 between the left and right sides of the feeding section 21 in front view of the machine body and stops driving in front view of the machine body, and the front end of the operation tool 35 is arranged. Is disposed on the front side of the front end of the air chamber 26, the operation tool 35 is attached to the traveling vehicle body 1.
It is possible to operate while accurately recognizing the feeding unit 21 from which the drive is to be stopped, and there is little erroneous operation. Further, when operating the operation tool 35, the air chamber 26 is less likely to get in the way,
Easy to operate from the front side of the machine. In addition, the operation tool 35 is less likely to get in the way when seedlings are supplied to the seedling planting device 3. In addition, it is easy to construct an airframe with a short front-back length.

[Brief description of drawings]

FIG. 1 is a side view of a seedling transplanter according to the present invention.

FIG. 2 is an enlarged cutaway side view of a portion thereof.

FIG. 3 is an enlarged front view of a part thereof.

FIG. 4 is an enlarged cutaway front view of a part thereof.

FIG. 5 is a perspective view of a part thereof.

FIG. 6 is a side view of a seedling transplanting machine showing another embodiment.

FIG. 7 is a perspective view showing a frame of the traveling vehicle body.

[Explanation of symbols]

1: Running vehicle 3: Seedling planting device 8: Seat 10: Seedling stand 20: Hopper 21: Feeding unit (feeding roller) 22: Hoose 23: Groover 24: Fertilizer application 26: Air chamber 35: Operating tool (lever) 52: Each row operation tool (each row lever)

Claims (2)

[Claims] 1. A plurality of feeding parts 21 for feeding the fertilizer in the hopper 20 are arranged laterally side by side below the hopper 20 for containing the fertilizer, and the fertilizers fed out by the feeding part 21 are stored in respective hoses 22. In the seedling transplanter with a fertilizer application device, which supplies the fertilizer to the groove making device 23 through the fertilizer, the plurality of feeding units 21
The operation tool 35 for driving and stopping the two adjacent feeding parts 21 together and the respective strip operating tools 52 for driving and stopping one of the two feeding parts 21 are arranged on the same side of the hopper 20, In addition, a seedling transplanter with a fertilizer application is characterized in that an operating tool 35 for driving and stopping two adjacent feeding parts 21 is arranged between the left and right sides of the adjacent feeding parts 21 in a front view of the machine body. 2. A plurality of feeding parts 21 for feeding the fertilizer in the hopper 20 below the hopper 20 for containing the fertilizer are arranged laterally left and right in front of the seedling planting device 3 in the rear part of the traveling vehicle body 1 and are fed out. The fertilizer delivered in the part 21 is supplied to the air chamber 26.
An operating tool 35 that supplies air to the grooving device 23 through the respective hoses 22 by the air discharged from the device for fertilizing and also drives and stops two adjacent feeding parts 21 of the plurality of feeding parts 21 together. The seedling transplanter with a fertilizer application device according to claim 1, wherein the row operation tool 52 for driving and stopping one of the two feeding sections 21 is arranged on the front side of the hopper 20.