JP2001120025A - Fertilizing machine for side row - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a fertilizer recovery container of exclusive use, capable of not dropping a fertilizer in recovery of the fertilizer from a fertilizing machine and readily transferring the fertilizer to another container. SOLUTION: A fertilizer recovery container constituted of a bag body can change its volume, can be stored in the fertilizing machine 36 for a side row or the inside of a working vehicle of fertilizer application. An opening part 110a is equipped with a cap 110c. The cap 110c is opened to connect the opening part to a fertilizer outlet hole 72 of the fertilizing machine 36 for a side row. A fertilizer receiver 110 equipped with an opening and closing part 110b having a larger direction than that of the opening part 110a is detachably installed in front of a sending out case 47 of the fertilizing machine 36 for a side row of the working vehicle of fertilizer application.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique of a side-row fertilizer in a fertilizer application vehicle such as a rice transplanter.

[0002]

2. Description of the Related Art Conventionally, a fertilizer application device of a fertilizer application vehicle is provided with a dedicated fertilizer discharge port for discharging residual fertilizer, and an operator opens the fertilizer discharge port to prepare a residual fertilizer prepared in advance. Put residual fertilizer into bags, containers, etc.
The remaining fertilizer of the fertilizer was collected.

[0003]

However, in the conventional method for collecting residual fertilizer, the connection between the fertilizer discharge port of the fertilizer and the bag and container for collecting fertilizer is not sealed.
The fertilizer may spill and fall on the fertilizer and the fertilizer application vehicle. Also, if the fertilizer discharge port of the fertilizer was accidentally opened while the residual fertilizer was being stored in the fertilizer, the fertilizer also fell on the fertilizer and the fertilizer working vehicle body. Furthermore, when transferring residual fertilizer from bags and containers used for collection from the fertilizer application device to other residual fertilizer accumulation containers, work using unsealed bags and containers requires time and labor. Had become. In other words, there has been a demand for a dedicated fertilizer collection container that does not drop the fertilizer at the time of collecting the fertilizer from the fertilizer and that can easily transfer the fertilizer to another container.

[0004]

The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described. In claim 1, a fertilizer application hopper, a feeder disposed below the fertilizer hopper, and an air pipe for supplying fertilizer conveying air are provided in front of the feeder, and a fertilizer hose is connected to and connected to the rear of the feeder. A fertilizer discharge container is detachably disposed on the front surface of the feeding device of the side fertilizer of the fertilizer application vehicle.

According to a second aspect of the present invention, the fertilizer discharge container is formed of a bag, has a variable capacity, and can be stored in the side-strip fertilizer or the fertilizer application vehicle.

According to a third aspect of the present invention, the fertilizer discharge container is provided with a capping member at a fertilizer inflow port, and the capping member is opened to be connected to a fertilizer discharging portion of the side fertilizer.

According to a fourth aspect of the present invention, the fertilizer discharge container is provided with a discharge port having a diameter larger than that of the fertilizer inflow port.

[0008]

Next, an embodiment of the present invention will be described in detail with reference to the drawings. 1 is a side view of a riding rice transplanter, FIG. 2 is a plan view of the same, FIG. 3 is a plan cross-sectional view of a lateral fertilizer, FIG. 4 is a front view thereof, and FIG. FIG. 6 is a side sectional view showing a state of supporting the side fertilizer, FIG. 7 is a front view and a side view of the fertilizer receiver, and FIG. 8 is disposing the fertilizer receiver on the side fertilizer. FIG. 9 is a perspective view showing a state in which the opening and closing part of the fertilizer receiver is opened to discharge the fertilizer, and FIG. 10 is a side view showing a state in which the fertilizer receiver is folded and stored. FIG. 11 is a cross-sectional view, FIG. 11 is an explanatory diagram of a field, FIG. 12 is an explanatory diagram of a soil map, FIG.
Is a side view in which a fertilizer attachment is mounted on a tractor.

1 and 2, reference numeral 1 denotes a traveling vehicle on which an operator rides. The engine 2 is mounted above a front part of a vehicle body frame 3, and a traveling front wheel 6 is provided in front of a transmission case 4 via a front axle case. And a rear axle case is connected to the rear of the transmission case 4 to support the rear wheel 8 for traveling. The engine 2 and the like are covered with a hood 9, and a driver's seat 13 is mounted on an upper part of a vehicle body cover 12 on which an operator rides via a step 11, and a steering handle 14 is provided in front of the driver's seat 13 at a rear portion of the hood 9. Is provided.

In the figure, reference numeral 15 denotes a seedling mounting table 16 for six-row planting.
And a plurality of planting claws 17 and the like,
A rotary, in which a front-tilt type seedling table 16 made of synthetic resin having a front height and a low height is supported on a planting case 20 via a lower rail 18 and a guide rail 19 so as to be reciprocally slidable left and right, and is rotated at a constant speed in one direction. The case 21 is supported by the planting case 20, and a pair of claw cases 22 are arranged at symmetrical positions about the rotation axis of the rotary case 21.・ Attach 17. Further, a support frame 24 is provided on the front side of the planting case 20 via a rolling fulcrum shaft (not shown),
The support frame 24 is connected to the rear side of the traveling vehicle 1 via a link mechanism 27 including the first link 5 and the lower link 26, and a lifting cylinder (not shown) for raising and lowering the planting section 15 via the link mechanism 27 is attached to the lower link 26. At the same time, the front and rear wheels 6 and 8 are steered and moved, and at the same time, the seedlings for one plant are taken out from the seedling table 16 which is reciprocally slid left and right by the planting claws 17 so that the seedlings can be continuously planted. Configure to do so.

In the figure, reference numeral 29 denotes a traveling speed change lever, 30 denotes an auxiliary speed change lever for planting elevating / working traveling speed change, 35 denotes a float for leveling, and 36 denotes a side fertilizer for one line. The fertilizer applicator 36 as a whole constitutes a fertilizer applicator 37.

The side fertilizer will now be described. As shown in FIGS. 1 and 6, a support frame 40 erected on the vehicle body frame 3 and a pair of left and right side stays 54 with a lower end pivotally attached to the rear end of the vehicle body frame 3. , Supporting the supporting machine frame 53 on the upper part of the supporting frame,
Six side-row fertilizers 36 are placed on the supporting machine frame 53 for six rows. In addition, a side plate 140 is erected on the supporting machine frame 53 at every third side of the side fertilizer applicator 36, and the first, second, and third frames 55, 56, and 57 are arranged in order from below to above.
Are laterally provided to support and fix the side plates 140.

As shown in FIG. 3 to FIG.
Is a fertilizer hopper 46, a feeding case 47 for supplying a fixed amount of fertilizer A, and a flexible delivery pipe 49 for delivering the fertilizer A to the side-row fertilizing nozzle 48 of the float 35 for leveling.
And a cylindrical air pipe 51 are provided in the side line fertilizer applicator 36, respectively. At the right end of the air pipe 51, a blower 50 as an air discharging means for housing a fan and an electric motor is provided.

The lower outlet of the fertilizer hopper 46 is fitted into the inlet 69 on the upper side of the feeding case 47, and an outlet 70 is formed below the discharge portion 47a on the front surface of the feeding case 47.
The outlet 70 is closed by a sliding body 71 slidable in the front-rear direction. Below the outlet 70, a cylindrical fertilizer outlet 72 is provided fixedly to the feeding case 47. The residual fertilizer in the fertilizer hopper 46 is discharged by sliding the sliding body 71 forward and dropping the fertilizer A by its own weight into the fertilizer receiver 110 described later at the fertilizer discharge port.

The feeding case 47 has a lower discharge portion 76.
At the rear, it is connected to the flexible delivery pipe 49 via a joint pipe 77 made of a soft synthetic resin. Similarly, the outlet 1 behind the air pipe 51 is also provided in front of the outlet 76.
61 and the front of the discharge portion 76 are connected to each other through a connection pipe 162. In addition, a venturi section 79 for increasing the airflow from the blower 50 to generate a negative pressure is formed inside the discharge section 76.
Exit 78.

In the middle of the feeding case 47, three disc-shaped upper feeding rolls 60, a middle feeding roll 61, and a lower feeding roll 62 are arranged, and a feeding hole is opened on each of the rolls. The feeding roll 60 and the lower feeding roll 62 are fixed to the feeding case 47, and the middle feeding roll 61 is connected to a feeding shaft 87.
Is fixed at the bottom. Then, by rotating the feed shaft 87, the feed hole 8 of the upper feed roll 60 is moved.
From 2 the fertilizer A enters the feeding outlet 83 of the middle feeding roll 61,
When the middle feeding roll 61 is rotated and coincides with the feeding hole 84 of the lower feeding roll 62, the fertilizer A falls into the flexible delivery pipe 49 and is fed by a predetermined amount.

The power transmission to the feed shaft 87 is performed as follows. A chain is wound around a chain sprocket fixed to an intermediate portion of the PTO shaft projecting rearward from the rear end of the transmission case 4 and a chain sprocket 101 in a bearing case 100 fixed to a support frame 40 erected on the vehicle body frame 3. The power is turned to transmit power, and the power is further transmitted to the transmission shaft 102 at a laterally outer position in the bearing case 100 by chain transmission. Bevel gear 102 at the end of the transmission shaft 102
After the power is transmitted to the lower vertical transmission shaft 105 via a driven bevel gear 105a meshing with a, the power is transmitted to the upper vertical transmission shaft 103 via a ring cone type continuously variable transmission mechanism 90 provided at the upper end thereof. As shown in FIG. 5, the ring-cone continuously variable transmission 90 is rotatable about an input disk 92 that rotates integrally with the input-side lower vertical transmission shaft 105 and an output-side upper vertical transmission shaft 103. An output disk 93 provided and a plurality of planetary cones 9 rotatably arranged between the two disks 92, 93.
4 (the group of planetary cones 94 revolves integrally with the upper longitudinal transmission shaft 103), and a non-rotating transmission ring 95 and the like that slidably contact the conical surface of the planetary cone 94 so as to be movable. It is stored in a case 96. An adjustment screw 98 having an adjustment knob 97 for the number of rotations (and thus the amount of fertilizer fed out per unit time) is arranged in a guide portion at the rear end of the transmission case 96.
9 is screwed into the rear end of the transmission ring 9.
5, the shifter 99 is raised and lowered in FIG. 5 according to the forward rotation and reverse rotation of the adjusting screw 98, and the position of the conical surface of the planetary cone 94 against which the transmission ring 95 is pressed against is changed. It changes gears. The vertical transmission shaft 103
The bevel gear 103b fixed to the upper end is shown in FIGS.
As shown in FIG. 5, the gear meshes with a bevel gear 124a fixed to the input shaft 124. The input shaft 124 extends in the left-right direction through the side-strip fertilizer applicator 36. As shown in FIG. 5, the bevel gear 12 fixed on the input shaft 124 inside the side-strip fertilizer 36.
4b and the bevel gear 87a are in mesh with each other.
A rear end 7 is fixed to the bevel gear 87a.

With the above structure, the power from the PTO shaft is transmitted to the feeding shaft 87, and the middle feeding roll 61 rotates to feed the fertilizer A. Further, by operating the adjustment knob 97, the rotation speed of the payout shaft 87 can be changed to change the amount of the manure A to be fed.

The fertilizer receiver of the present invention will now be described. As shown in FIGS. 7 (a) and 7 (b), the fertilizer receiver 110 is made of a cylindrical bag made of fiber or soft synthetic resin or the like, and has two cylindrical protrusions at the top. ,
The upper end of the protruding portion is opened to form an opening 110a, and a fastener-type opening / closing portion 110b is provided on one side of the main body. A detachable cap 110c is provided in the opening 110a. Note that the fastener-type opening / closing portion 110b is configured to have a larger diameter than the opening portion 110a when opened. The fertilizer receiver 110 is provided with two openings 110a, as shown in FIG.
This is because one bag of the fertilizer receiver 110 corresponds to the discharge of fertilizer from the two side-strip fertilizer applicators 36.

As shown in FIG. 8, in a normal state, the opening 110a of the fertilizer receiver 110 is mounted on the fertilizer discharge port 72 of the feeding case 47, and the bottom surface of the fertilizer receiver 110 is located on the vehicle body behind the driver's seat 13. It is placed on the cover 12. In this state, the sliding body 71 is slid forward as described above to discharge the residual fertilizer in the fertilizer hopper 46.

When the fertilizer receiver 110 is filled with the fertilizer A to be discharged, the sliding body 71 is slid backward to stop the discharge of the residual fertilizer from the fertilizer hopper 46 and the fertilizer discharge port 72 is opened. The fertilizer receiver 110 is separated from the side fertilizer applicator 36 by removing the portion 110a. Next, a cap 110c is mounted on the opening 110a. By the above operation, the fertilizer receiver 110 is sealed.

Since the fertilizer receiver 110 filled with fertilizer is sealed by the above operation, the body cover 12
Fertilizer can be transported from above and transferred to another container. As shown in FIG. 9, by opening the opening / closing part 110b, the fertilizer in the fertilizer receiver 110 can be discharged. The opening / closing portion 110b is provided on one side of the cylindrical main body, and is provided with a groove having a diameter larger than that of the opening portion 110a, so that the fertilizer accumulated inside the fertilizer receiver 110 can be completely removed. All can be discharged.

Since the fertilizer receiver 110 is made of a fiber or a soft synthetic resin as described above, the fertilizer receiver 110 may be folded to have a small capacity and placed on the air pipe 51 as shown in FIG. Can be. Since the fertilizer receiver 110 can be stored in a compact state as described above, the feeding case 47 is usually used as described above.
Opening 110 of the fertilizer receiver 110 at the fertilizer discharge port 72
a and is laid in the feeding case 47. The fertilizer receiver 110 is detached from the feeding case 47 only when the fertilizer is discharged from the fertilizer receiver 110 as described above.

Next, a fertilization method corresponding to the soil sampling data will be described. The fertilization method is based on a soil map created based on the analysis results of the collected soil samples, preventing excessive or insufficient fertilization in the next fertilization, improving the fertilization efficiency and easily increasing the yield. It is an object of the present invention to easily improve the control performance of the amount adjustment and save labor, and perform fertilization by automatic control.

As an example of the state of the soil, as shown in FIG. 11, the waterway 2 on the high position side of the field 241 surrounded by the ridge 240
42, water is introduced from the water inlet 243, water in the field 241 is discharged from the drain 45 to the lower waterway 244, and rice is grown. Grain volume is likely to be small, and
(1) Fertilizer is increased in the water pool at the center, and the amount of grain culm is locally increased, or the amount of grain is locally increased.
Soil sample collection position indicated by a circle in the figure and
Analytical results such as fertilizer concentration and acid alkali obtained by analyzing the soil sample, information processing by a sampling mapping controller formed by a microcomputer,
It is output as a soil map 251 as shown in FIG. The soil map 251 is compatible with the compatible magnetic disk 23.
9, the fertilizer application vehicle reads the disk 239 and performs the next fertilization, as described later.
To increase the overall yield and prevent wasteful use of fertilizer,
It is configured so that fertilizer management can be performed properly. Note that G
A GPS receiver 237 for receiving a radio wave from a PS (Global Positioning System) satellite is mounted on a sample collecting work machine for collecting a soil sample, and a soil sample collecting position is recognized with high accuracy.

Next, a fertilization method that is performed appropriately and automatically in accordance with the soil map data will be described. FIG.
Numeral 3 is a fertilization control circuit diagram mounted on the fertilizer application device, and this mechanism is mounted on a fertilizer application vehicle (rice transplanter in this embodiment) that performs fertilizer application. First, a soil map reader 253 for inputting the soil map 251 data recorded on the disk 239 and a GPS receiver 237 for measuring and inputting a fertilizer application position in the field 241 are connected to a controller 254 composed of a microcomputer. Let it. Further, a pilot motor 256 built in a ring cone type continuously variable transmission mechanism 255 whose basic mechanism is the same as that of the ring cone type continuously variable transmission mechanism 90 is connected to the controller 254 via a driver 257, The fertilizer application position in the field 241 is recognized by the input of the GPS receiver 237, and an output signal based on the soil map 251 data of the reader 253 is output from the controller 254 to the pilot motor 2.
Make a call to 56.

The adjustment of the amount of fertilizer applied to the side fertilizer by the pilot motor will be described. As described above, the side riding fertilizer 36 adjusts the amount of fertilization according to the rotation speed of the feed shaft 87. As described above, the power transmission to the feed shaft 87 is adjusted by the power transmission from the PTO shaft passing through the ring cone type continuously variable transmission 255. As described above, the ring cone type continuously variable transmission 255 includes the pilot motor 256 therein, and the pilot motor 2
The adjusting screw 98 is rotated forward and reverse by an input signal to the controller 56, and the adjusting knob 97, which is a manual operation means, is not provided. When the rotation speed of the feed shaft 87 is subjected to a speed change operation by the ring cone type continuously variable transmission mechanism 255, the rotation of the middle feed roll 61 fixed to the feed shaft 87 is operated, and the side member is rotated. The amount of fertilizer applied by the fertilizer applicator 36 is adjusted. That is, FIG.
As shown in FIG. 3, the output signal of the controller 254 based on the soil map 251 data allows the pilot motor 2
56, the ring-cone stepless speed change mechanism 255, and the side-row fertilizer 36 are operated in this order to adjust the amount of fertilizer.

The ring cone type continuously variable transmission mechanism 90.2
The continuously variable transmission provided in 55 enables a shift from zero. For this reason, it is possible to appropriately adjust the amount of fertilization required for each zone from a non-fertilized zone to a zone requiring a large amount of fertilization.

As shown in FIG. 14, it is also possible to connect a fertilizer application device as an attachment to a tractor for additional fertilization and execute the fertilizer application method corresponding to the above-mentioned soil sampling data. The tractor 301 has front and rear wheels 3
02 and 302 and the rear wheels 303 and 303, a hood 304 is disposed at the front of the machine.
The engine 305 is built in. A steering handle 351 is provided behind the hood 304, and a seat 352 is provided behind the steering handle 351. Further, an instrument panel 318 is provided in front of the steering handle 351. The steering handle 351, the seat 352, the instrument panel 318, and the like are covered by the cabin 312. A transmission 353 is connected to the rear of the engine 305, and the power from the engine 305 is transmitted to the rear wheels 303 to be driven. The driving force of the engine 305 is the PTO
By driving the shaft 360, the work machine mounting device 356 at the rear end of the machine body
It is configured to drive the fertilizer application device 370 connected to. As described above, a mechanism as shown in FIG. 13 is also mounted on the tractor 301. A ring-cone continuously variable transmission mechanism 380 is provided at the front of the fertilizer 370, and the input of the PTO shaft is shifted and output to the inside of the fertilizer 370. The ring cone type continuously variable transmission mechanism 380 includes a pilot motor therein, receives a signal from the tractor 301 via a cable (not shown), and performs appropriate gear shifting. The output rotates a feeding shaft (not shown) provided in the fertilizer application device 370 to perform an appropriate fertilizer application operation.

By mounting a mechanism based on the control circuit in a fertilizer application vehicle, in the case of a rice transplanter that performs fertilization simultaneously with planting, it is possible to perform fertilization appropriate for soil. In the case of a fertilizer application vehicle that performs fertilizer application, the amount of fertilizer applied at a point where the remaining amount of fertilizer is low is automatically increased, and the amount of fertilizer applied at a point where the remaining amount of fertilizer is large is automatically reduced, and the like. Fertilization can be performed efficiently.

[0031]

According to the first aspect of the present invention, a fertilizer hopper,
A feeding device disposed at a lower portion thereof, and an air pipe for supplying a fertilizer conveying wind is provided in front of the feeding device, and a side-row fertilizer of a fertilizing work vehicle that is connected to a fertilizing hose behind the feeding device. Since the fertilizer discharge container is detachably disposed on the front surface of the feeding device, the present invention has the following effects. Unless the fertilizer is fully loaded, the fertilizer discharge container is attached to the side fertilizer and is not easily lost. In addition, since the fertilizer discharge container is connected to the side fertilizer in a sealed state, the fertilizer does not spill when the fertilizer is discharged, and the fertilizer powder does not flutter. As described above, the fertilizer discharge container is usually attached to the lateral fertilizer, so that the fertilizer does not spill due to erroneous operation. That is, the fertilizer does not fall on the side-strip fertilizer or the fertilizer application vehicle body, and does not hinder the maintenance.

[0032] The fertilizer discharge container is constituted by a bag made of fiber, and has a variable capacity.
Since the fertilizer can be stored in the side fertilizer or the fertilizer application vehicle, even if the fertilizer discharge container remains attached to the side fertilizer, it does not hinder the work.

According to a third aspect of the present invention, the fertilizer discharge container is provided with a crown member at the fertilizer inflow port, and the crown member is opened to connect with the fertilizer discharge portion of the side-row fertilizer. Also, when the fertilizer discharge container is detached from the side fertilizer and transported, the fertilizer does not spill.

According to a fourth aspect of the present invention, since the fertilizer discharge container is provided with a discharge port having a diameter larger than that of the fertilizer inflow port, the fertilizer filled in the fertilizer discharge container is transferred to another container via the discharge port. When changing, the work can be performed more quickly than when transferring from the fertilizer inflow port of the fertilizer discharge container, which is the connection part with the side-strip fertilizer.

[Brief description of the drawings]

FIG. 1 is a side view of a riding rice transplanter.

FIG. 2 is a plan view of the same.

FIG. 3 is a cross-sectional plan view of the side fertilizer applicator.

FIG. 4 is a front view of the same.

FIG. 5 is a side sectional view of the same.

FIG. 6 is a side sectional view showing a state of supporting the side-row fertilizer.

FIG. 7 is a front view and a side view of the fertilizer receiver.

FIG. 8 is a side sectional view showing a state in which a fertilizer receiver is disposed on a side-row fertilizer applicator.

FIG. 9 is a perspective view showing a state in which the opening and closing part of the fertilizer receiver is opened to discharge the fertilizer.

FIG. 10 is a side sectional view showing a state where the fertilizer receiver is folded and stored.

FIG. 11 is an explanatory diagram of a field.

FIG. 12 is an explanatory diagram of a soil map.

FIG. 13 is a spray control circuit diagram.

FIG. 14 is a side view in which a fertilizer attachment is mounted on a tractor.

[Explanation of symbols]

 36 Side-row fertilizer applicator 46 Fertilizer hopper 47 Feeding case 49 Flexible delivery pipe 51 Air pipe 72 Fertilizer outlet 110 Fertilizer receiver 110a Opening 110b Opening / closing part 110c Cap

 ────────────────────────────────────────────────── ─── Continued on the front page F term (reference) 2B052 BC05 BC16 DB02 DB06 DB08 DC01 DC11 EA01 EB02 EB05 EB12 EC03 2B060 AA10 BA04 BA07 BA09 BB06 BB07 BB08 BB10 CA04

Claims (4)

[Claims] 1. A fertilizer application system comprising: a fertilizer application hopper, a feeding device disposed below the hopper, and an air pipe for supplying fertilizer conveying air in front of the feeding device, and a fertilizing hose connected to and connected to the rear of the feeding device. A side-strip fertilizer for a work vehicle, wherein a fertilizer discharge container is detachably disposed on a front surface of the feeding device. 2. The side-strip fertilizer according to claim 1, wherein the fertilizer discharge container is formed of a bag, has a variable capacity, and can be stored in the side-strip fertilizer or the fertilizer application vehicle. Machine. 3. The fertilizer discharge container is provided with a crown member at a fertilizer inflow port, and the crown member is opened to be connected to a fertilizer discharge portion of the side-row fertilizer. Item 1. A side-strip fertilizer applicator according to item 1. 4. The side-strip fertilizer according to claim 1, wherein the fertilizer discharge container has a discharge port having a diameter larger than that of the fertilizer inflow port.