JPH0530820A - Seedling transplanter - Google Patents

Abstract

(57) [Summary] [Purpose] The clutch lever of the seedling transplanter of the seedling transplanter is configured in an orderly manner to clarify the correspondence with the seedling transplanter and not to hinder the operator from getting on and off. [Structure] Two V-shaped hoppers are joined at the upper side surface when viewed in the front-rear direction, and power is transmitted to the seedling rods to which these hoppers correspond, in the central space formed by this joining. Provide a lever for operating the clutch.

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 A fertilizer application device is attached to a seedling transplanting machine so that fertilizer is sprayed at the same time when the seedlings are transplanted to save labor in agricultural work. The seedling transplanter is disclosed in JP-A-57-198.
As can be seen in Japanese Patent Publication No. 014, etc., since the positive multiple of the transplanting width of the seedling and the width of the field in one step do not always match, each seedling planting rod or left and right two seedlings The planting rods are set as one set, and a clutch is provided for each set so that the desired turning of the seedling planting rods is stopped near the end of the transplanting operation. A lever for operating this clutch is provided on the rear surface of the seedling table, the left and right sides of the seat, or the meter panel portion.

[0003]

That is, in the conventional device, since the clutch lever corresponding to each individual seedling planting rod is cluttered, the control is poor and the seedling planting plant or fertilizer application system is not well controlled. The response was difficult to understand, and it sometimes hindered getting on and off the vehicle body.

[0004]

In order to solve the above problems, the present invention provides a traveling vehicle body 1 in which wheels 5 and 6 are rotated by the power of an engine 4 to propel it in a field, and a link 2 thereafter.
And a fertilizer application device 24 in which a hopper 20 is arranged between the seat 8 of the traveling vehicle body 1 and the seedling placing table 10 of the seedling planting device 3, and the seedling planting device 3 of the engine 4 is connected. The fertilizer application device 24 has a plurality of seedling rods 11 arranged side by side so that the seedlings on the seedling mounting table 10 are swung by power to be removed and transplanted.
The same number as the seedling planting rods 11 is constituted so that the fertilizer fed from within 0 is sprayed corresponding to each seedling planting rod 11.
The hopper 20 is formed in a V shape when viewed from the front and back, and two upper portions thereof are joined at the side faces, and the fertilizer application device 24 corresponds to the space 28 at the lower portion formed by this joining.
The seedling transplanter is characterized in that the lever 35 of the clutch 19 that transmits power to the vehicle 1 is provided.

[0005]

With the above-mentioned structure, the seedling transplanter 11 pushes the seedlings on the seedling mounting table 10 while the seedling transplanter propels in the field by rotating the wheels 5 and 6. The fertilizer application device 24 and the seedling planting 1
The fertilizer in the hopper 20 is sprayed at a predetermined position corresponding to 1.

In this way, the fertilizer is sprayed simultaneously with the transplantation of the seedlings, and these operations in one field are approaching to the end, and the width of the rest of the field and a positive multiple of the transplanting width of the seedling in one stroke are set. If does not match, operate the desired lever 35,
The clutch 19 is disengaged to stop the turning of a predetermined seedling planting rod 11, the transplanting width of the seedlings in one stroke is narrowed in advance, and the full width seedlings are transplanted in the final stroke.

[0007]

[Effect] Here, according to the present invention, two hoppers 2 are provided.
Since the space 28 formed by joining 0s is effectively used and the lever 35 of the clutch 19 is provided in this space 28, the structure is neat. And
The operation of the lever 35 interrupts the power transmission to the corresponding seedling planting rod 11 by the hopper 20 at that position, so that the relationship between the seedling planting rod 11, the fertilizer application device 24, and the lever 35 can be easily understood at a glance. Further, according to this configuration, since the lever 35 and the fertilizer feeding roller 21 are close to each other,
It is possible to easily obtain a structure in which the rotation of the feeding roller 21 is interrupted in accordance with the interruption of the transmission power to the seedling planting rod 11, or the shutter at the fertilizer introduction port is opened and closed.

[0008]

Embodiments of the present invention will be described below. Figure 1
As described above, the seedling planting device 3 is attached by the link 2 after the traveling vehicle body 1 to form a seedling transplanting machine. The traveling vehicle body 1 includes a pair of left and right front wheels 5 and a rear wheel 6 which are rotated by the power of the engine 4 in the center, and a horizontal shaft 7 in the front portion is provided above the engine 4.
A seat 8 is provided that rotates around the.

The seedling planting device 3 includes a gear box 9 in the center, a seedling mounting table 10 provided on the center of the gearbox 9, which is tilted forward, and moves left and right. 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 retracting from the cylinder 14 to move up and down while maintaining the same posture. A plurality of planting cases 16 arranged side by side extend further from the rear end of the gear box 9 under the seedling stand 10 and a pair of seedling planting rods 11 are provided on the left and right thereof, and a pair (two) of these 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 the respective planting cases 16. Clutch 19 has each planted case 16
Is provided at the left end of the gear box 9 and is adapted 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 rods 11 alternately transplant seedlings to form one row of seedlings.

A fertilizer application device 24 is composed of a hopper 20 for introducing fertilizer, a delivery roller 21 for delivering the fertilizer, a hose 22 for guiding the fertilizer, and a groove making device 23 for making a groove on the mud surface. The fertilizer application device 24 is arranged side by side. The same number as the seedling planting rods 11 are provided. A column 25 is provided at the rear of the traveling vehicle body 1, and a horizontally long air chamber 26 is fixed thereon, and a case 27 accommodating each feeding roller 21 is horizontally 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 back, 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 laterally long rotary shaft 30 is provided after 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 rotary motion. ing.

Since each of the following is the same, a guide box 34 is provided in the space 28, and a lever 35 protruding forward from this 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, the claw on the left side is separated from the claw of the cylinder 38, and the rotation of the cylinder 38 is stopped. 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 rotating shaft 30 is prevented.
Be transmitted to.

A one-way clutch 48 is attached to the shaft 43 on the right side of the cylinder 41 so that the reciprocating rotary motion of the cylinder 41 is converted into an intermittent rotary motion and transmitted to the shaft 43. A pair of movable bodies 49 are provided on the inner side of the left and right feeding rollers 21 and the shaft 43
It is attached so that it does not rotate with a key and is pushed outward by the spring 50 so that its pawl engages with the pawl of the feeding roller 21 and the shaft 4
The feeding roller 21 is rotated by the intermittent rotation of 3 to rotate the hopper 20.
The fertilizer therein is fed into the lower hose 22. The feeding roller 21 is provided with a groove 21a on the outer circumference and feeds the fertilizer that has entered the groove 21a by its rotation. The groove 21a adjusts the lateral width by sliding the mover 51 to feed the fertilizer. To change.

Each strip lever 52 is attached to the case 27, and the pin 53, which is eccentric at the tip thereof, engages with the groove of the movable body 49, and when each strip lever 52 is rotated, the pin 53 springs the pin 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 groov on the side of the corresponding seedling planting rod 11, and each grooving device 23 and the lower part of each feeding roller 21 respectively has 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 clutches 19 described above. When the clutch 35 is rotated counterclockwise to the chain line state, the clutch 19 cuts off the power transmission to the seedling planting rod 11, and when the lever 35 is reversely operated, the 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 may 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, each feeding roller 21 from the 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 placed along the rail 56. The fertilizer can be replenished into the hopper 20 while being moved. 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 placing table 10 and the tip of the extension table 58 is raised by a spring 59, the mat seedling placed on the seedling taking 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 columns 25 are integrally formed by bending one rod into an L-shape when viewed from the side. You can get a good seedling planter.

[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 part 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 2 Link 4 Engine 5 Front wheel 6 Rear wheel 8 Seat 10 Seedling stand 11 Seedling seedling 19 Clutch 20 Hopper 24 Fertilizer application 28 Space 35 Lever

Claims (1)

Claims: 1. A traveling vehicle body 1 in which wheels 5 and 6 are rotated by the power of an engine 4 to propel it in a field, a seedling planting device 3 connected thereafter by a link 2, and a traveling vehicle body. 1 is equipped with a fertilizer application device 24 in which a hopper 20 is arranged between the seat 8 and the seedling placement table 10 of the seedling planting device 3, and the seedling planting device 3 is swung by the power of the engine 4 and the seedlings on the seedling placement table 10 are rotated. Having a plurality of seedling planting rods 11 arranged side by side for cutting off and transplanting, the fertilizer application device 24 includes
The fertilizer fed out from the inside is composed of the same number as the seedling planting rods 11 so as to be sprayed corresponding to each seedling planting rod 11, and the hoppers 20 are formed in a V shape when viewed from the front and rear, and the two upper portions thereof are formed. Are joined on the side surface, and the fertilizer application device 24 corresponds to the lower space 28 formed by this joining.
The seedling transplanter is characterized in that a lever 35 of the clutch 19 that transmits power to the is provided.