JPH0736727B2 - Transplanter with fertilizer application - Google Patents

Description

The present invention relates to a hopper for storing fertilizer, a feeding device for feeding the fertilizer from this hopper, and a fertilizer fed to a groover for forming a groove on the soil surface. The present invention relates to a transplanter equipped with a fertilizer application, which is equipped with a fertilizer application device including a transfer pipe.

[Conventional technology and its problems]

As a conventional technique of this type, there is a riding-type rice transplanter with a fertilizer application in which a tank for storing compressed air is provided on the machine body side and a fertilizer application that is long in the left-right direction is supported by a strong frame.

However, since the above-mentioned conventional example has a structure in which the fertilizer application is supported by a strong frame, it is difficult to obtain a small and lightweight transplanter, and in particular, the machine weight becomes heavy and the running performance in the paddy field is high. It had a bad effect on the planting performance.

[Means for Solving the Problems]

The present invention, in order to solve the above problems, a hopper 21 for storing the fertilizer, a feeding device 22 for feeding the fertilizer from the hopper, and a transfer for transferring the fed fertilizer to a groove making device 23 for forming a groove on the soil surface. In a transplanter equipped with a fertilizer application device 16 consisting of a pipe 24, a tank 36 formed long in the lateral direction of the machine is fixedly provided to the machine, and is fed from the feeding device 22 by the compressed air sent from the tank 36. The fertilizer is transferred in the transfer pipe 24, and the tank 36 is used as a constituent member of a supporting frame of the hopper 21 and the feeding device 22.

[Action effect]

According to the present invention, a tank 36 formed long in the left-right direction of the machine is fixedly provided to the machine, and the fertilizer fed from the feeding device 22 is transferred in the transfer pipe 24 by the compressed air sent from the tank 36. Since the tank 36 is a constituent member of the support frame of the hopper 21 and the feeding device 22, the rigidity of the tank 36, which is a three-dimensional shape that stores compressed air inside and is long in the lateral direction of the airframe, can be used, and is small and lightweight. The transplanter with the fertilizer application device can be obtained, and the problems of the conventional example can be solved with a simple configuration.

〔Example〕

 An embodiment of the present invention will be described in detail with reference to the drawings.

1 is a passenger-type tow vehicle, 2 and 2 are left and right steering front wheels, 3 and 3 are a pair of left and right driving rear wheels, 4 is a hood that covers the engine, 5 is a driver's seat, and 6 is a step floor .

Reference numeral 7 is a lifting link device.

Reference numeral 8 denotes a transplanting device, which supports a seedling storage table 10 having a high front slope on the front upper part of the machine frame 9 so as to reciprocate left and right, and a transplantation case 12, a transfer case 12, at a lower rear side of the machine frame 9. The transplant tool 13 with the attached 12 is provided, and the leveling float 14 is provided on the lower side of the machine frame 9.
When the rotary case 11 is rotated by the drive shaft 15 of the rotary case 11 of the transplant tool 13, the transplant nails of the transplant cases 12 and 12 draw a long loop-shaped transplant locus (a) in the vertical direction, and the seedling storage table Seedlings of 10 strains each are divided and transplanted onto the surface soil surface of the paddy field that has been cultivated by the cultivated float 14.

Then, a horizontal frame 18 is provided on the upper end of a support frame 17 which is erected from the rear end side of the machine frame 9 of the transplantation device 8, and an outer upper frame 19 of this type is fixed to the horizontal frame 18, and the horizontal frame 18 A hopper 21 for storing fertilizer, a feeding device 22 for feeding the fertilizer from the hopper, and a transfer pipe for transferring the fed fertilizer to the forming groove of a groove making device 23 for forming a groove on the soil surface through the bracket 20. The fertilizer application device 16 consisting of 24 is attached.

In the embodiment example, the case body of the feeding device 22 is fixed to the bracket 20, and the hopper 21 part is provided so as to be fitted into the U-shaped upper frame 19, and the upper end of the upper frame 19 is the above-mentioned. Located on the rear end side upper end of the hopper 21,
The fertilizer bag is supported by this and the fertilizer can be supplied to the hopper 21. When viewed from the rear, the hopper 21 has a mountain-shaped bottom, and has a structure capable of supplying fertilizer to the left and right feeding devices 22, 22 while distributing the fertilizer. The feeding device 22 has a feeding roll (not shown) mounted on its case body. The rotation shaft 25 connects the feeding roll support shafts of the feeding devices 22 so that they can be transmitted at once. There is.

Reference numeral 26 is a V-pulley as a drive wheel, which is indirectly attached to the drive shaft 15 via the rotating case 11. That is, it is fixed to the outer surface of the rotating case 11 with a bolt so that the outer end side of the bearing protrusion metal 9a of the drive shaft is covered with the V pulley 26.

Numerals 27 and 28 are double V-pulleys as winding wheels, which are rotatably provided on an intermediate shaft 30 attached to the support frame 17 via a bracket 29.

Reference numeral 31 is a V-pulley as a driven wheel, which is attached to a rotary shaft 25 that transmits the feeding device 22.

32 and 33 show V belts as endless belts.

34 is a blower, which is attached to a tank 36 formed of a horizontally long closed cylindrical body attached to the rear side of the U-shaped upper frame 19 via brackets 35, 35.
Is communicated with the inside of the tank 36. Then, the fertilizer fed by connecting the tank 36 and the funnel 37 connecting the feeding device 22 and the transfer pipe 24 located at the lower part with the blower pipe 38 is conveyed to the grooving device 23 by air. Is configured. The tank 36 plays a role in the frame structure of the fertilizer application device 16 and realizes a strong frame structure.

It is convenient for the blower 34 to be an electric one with an integrated motor.

A machine frame structure of another embodiment will be described with reference to FIGS. 5 and 6. The structure is such that the tank 36a is fixed to the support frame 17a and the feeding device 22 is attached to the tank 36a via the bracket 39. It's simplified. That is, since the tank 36a itself serves as a support frame for the hopper 21 and the feeding device 22,
Further, the weight can be reduced. In this embodiment, the blower side of the blower 34 is connected to one side of the tank 36a.

According to the configuration of the above example, seedlings are placed on the seedling storage table 10, granular fertilizer is put in the hopper 21, and the transplanting device 8 side is lowered by the elevating link device 7 so that the leveling float 14 contacts the surface soil of the paddy field. In this state, each rotating part is rotated while the transplanting device 8 side is towed by the tow vehicle body 1.

Then, the rotating case 11 rotates by the rotation of the drive shaft 15 and the transplant cases 12 and 12 rotate while swinging, and the transplant nail draws the transplant locus (a) and laterally moves to the left and right.
The seedlings are divided from 10 and transplanted one after another to the surface soil surface to be leveled with the leveling float 14.

On the other hand, the V-pulley 26 is rotated by the rotation of the drive shaft 15, and the two V-pulleys 27 and 28 of the intermediate shaft 30 are transmitted and rotated by the V-belt 32 from the V-pulley 28.
It is rotated via the V-pulley 31.

Therefore, the feeding roll of the feeding device 21 rotates, and the fertilizer in the hopper 21 is smoothly fed by the continuously rotating feeding roll and discharged into the funnel 37. Then, the air in the tank 36 that is constantly blown by the blower 34 is funneled by the blower pipe 38.
The fertilizer is blown into 37 and the fertilizer is surely transferred through the transfer pipe 24.
It is released into the groove created in.

The inside of the tank 36 has a substantially uniform air pressure, from which air is blown out evenly to the air blow pipes 38, so that the fertilizer is reliably conveyed.

In this way, fertilization is applied at the same time as transplantation.

During such an operation, the transmission of the feeding device 22 causes the implant device to move.
This is done from the rotating drive shaft 15 of 13 and at this time, since it is performed with the V belts 32 and 33 via the V pulleys 27 and 28 having different winding lines provided on the intermediate shaft 30, the implanting tool 13 and the rotating case. Even if muddy soil or weeds that are splashed or rolled up by 11 are lifted up by the V belt 32, the intermediate shaft
It only reaches the V-pulley 27 of 30 and is less likely to be lifted from now on, and the rotary shaft 25 does not get dirty.

Therefore, although the transmission structure is simple, the rotary shaft 25 is kept clean, and the fertilizer can be reliably fed out without filthy soil entering the inside of the feeding device 22.

Then, in particular, a tank 36 formed long in the left-right direction of the machine body is provided so as to be fixed to the machine body, and the fertilizer fed from the feeding device 22 by the compressed air sent from the tank 36 is transferred in the transfer pipe 24. , The tank 36, the hopper 21 and the feeding device 22
Since it is used as a component of the support frame, the rigidity of the tank 36, which is a three-dimensional shape that stores compressed air inside and is long in the lateral direction of the machine, can be used, and a transplanter with a small and lightweight fertilizer application can be obtained. You can perform seedling planting work and fertilization work.

[Brief description of drawings]

FIG. 1 shows an embodiment of the present invention. FIG. 1 is a side view, FIG. 2 is a plan view of an essential part, FIG. 3 is a side view of the essential part, and FIG. 4 is a rear view of a part thereof. FIG. 5 is a rear view of another example, and FIG. 6 is a plan view of a part thereof. Symbols in the figure, 1 is a tow vehicle, 8 is a transplanter, 9 is a machine frame, 13
Is a transplanter, 15 is a drive shaft, 16 is a fertilizer application device, 21 is a hopper,
22 is a feeding device, 23 is a groove making device, 24 is a transfer pipe, and 36 is a tank for storing compressed air.

Claims (1)

[Claims] 1. A fertilizer application device 16 comprising a hopper 21 for containing fertilizer, a feeding device 22 for feeding the fertilizer from the hopper, and a transfer pipe 24 for transferring the fed fertilizer to a grooving device 23 for forming a groove on the soil surface. In the transplanter equipped with, the tank 36 formed long in the left-right direction of the machine is fixedly provided on the machine, and the fertilizer fed from the feeding device 22 is transferred in the transfer pipe 24 by the compressed air sent from the tank 36. And the tank
A transplanter with a fertilizer application, wherein 36 is a constituent member of a support frame for the hopper 21 and the feeding device 22.