JP2550448B2 - Rice transplanter with fertilizer application - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a walking type rice transplanter equipped with a fertilizer application device.

[0002]

2. Description of the Related Art As a conventional technique of this kind, there is an actual exploitation method 57.
There is a rice transplanter with a fertilizer application as disclosed in Japanese Patent No. 138512.

[0003]

In the rice transplanter with fertilizer application of the above-mentioned conventional example, since the upper surface of the fertilizer tank of the fertilizer application is located at a position considerably higher than the upper surface of the machine body in front of the fertilizer tank, the body weight is high. In addition, the center of gravity of the machine greatly fluctuates depending on the amount of fertilizer in the fertilizer tank, which causes a problem in traveling stability, and there is a problem that good rice planting work and fertilizing work cannot be performed.

[0004]

In order to solve the above-mentioned problems, the present invention has a fertilizer tank 19, 20 and a fertilizer tank 19 between left and right wheels 6, 7 provided on both left and right sides of the machine body 1 in a front view of the machine body.・ Feeding device 19a for feeding granular fertilizer from 20
In a rice transplanter with a fertilizer application, which is provided with a fertilizer applicator A consisting of 20a and guide bodies 19b and 20b for guiding and transferring the fed granular fertilizer to the field, the fertilizer tank 19 of the fertilizer applicator A is provided.
20 is provided in the space L between the front and rear ends of the left and right wheels 6 and 7 as seen from the side of the machine, and the feeding devices 19a and 20a are arranged near the axles of the left and right wheels 6 and 7 as seen from the side of the machine, and the fertilizer tank 19 is provided.・
The upper surfaces 19d and 20d of 20 are located at substantially the same height as the machine body upper surface 1a in front of the fertilizer tanks 19 and 20, and a preliminary seedling is placed above the fertilizer tanks 19 and 20. It is a rice transplanter with fertilizer application.

[0005]

According to the present invention, the fertilizer tanks 19 and 20 of the fertilizer applicator A provided between the left and right wheels 6 and 7 provided on the left and right sides of the machine body 1 are connected to the front ends of the left and right wheels 6.7 in a side view of the machine body. It is provided in the space L between the rear end and the feeding devices 19a and 20a are arranged near the axles of the left and right wheels 6 and 7 in a side view of the machine body, and the upper surfaces 19d and 20d of the fertilizer tanks 19 and 20 are set to the fertilizer tanks 19 and 20d.
・ Since it is located at approximately the same height as the aircraft upper surface 1a in front of 20, fluctuations in the amount of granular fertilizer in the fertilizer tank do not affect the running stability, and the body weight is low. Therefore, good rice planting work and fertilizing work can be performed. Furthermore, its upper surface 19d
20d has a structure in which the preliminary seedlings are placed above the fertilizer tanks 19 and 20 which are positioned at substantially the same height as the front body upper surface 1a, so even if the preliminary seedlings are placed, the height is too high. In addition, since it does not obstruct the view in front of the vehicle, it is possible to carry out straight-ahead traveling operations easily in combination with a low center of gravity, and to perform appropriate rice planting work efficiently.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of the present invention will be described below with reference to the drawings. A traveling mission case 2 and a planting mission case 4 of the rice transplanter 3 are attached to the front and rear of the machine body 1, and a prime mover 5 is provided in front of the traveling mission case 2.

A pair of left and right wheels 6 and 7 are formed by a pair of chain cases 8 extending from the left and right of the traveling mission case 2 to the rear.
Each of the motors 9 is pivotally attached to the rear portion of the motor 9, and is driven and rotated by the power of the prime mover 5. A hydraulic cylinder 10 is provided on the machine body 1 between the chain cases 8 and 9, and the left and right wheels 6 and 7 are configured to move up and down as the piston rod moves back and forth.

[0008] The steering handle 11 extends obliquely upward from the rear end of the planted mission case 4 and reciprocates left and right.
Are arranged so as to cover the front part of the handle 11. The seedling planting device 13 ... Is attached to the planting mission case 4, and operates by a locus such that it passes through the lower end of the seedling platform 12 from the top to the bottom by the power of the prime mover 5, and the left and right wheels 6.
The seedlings are planted at a rear seedling planting position between 7 and the rear seedling planting positions outside the left and right wheels 6 and 7.

A central grounding float 14 and a pair of left and right side grounding floats 15 and 15 are attached to the lower abdomen of the machine body 1,
It is configured to support a part of the weight of the machine body 1 and slide on a mud surface. The preliminary seedling stand 21 configured in two steps, upper and lower, is fixed to the machine body 1 so as to be on the left and right wheels 6 and 7 when viewed from the side.

The fertilizer application device 16 is provided in the width of the left and right wheels 6, 7 when viewed from the front of the machine, and the left and right wheels 6, 7.
7, and left and right fertilizer applicators B and C are provided. And each fertilizer application A and left and right fertilizer application B
C is a fertilizer tank 19/20/17 that contains granular fertilizer
・ 18 and these fertilizer tanks 19 ・ 20 ・ 17 ・ 18
Feeders 19a, 20a, 17a, 18a for feeding out granular fertilizer integrally attached to the lower part of the pipe, and guides 19b, 20b, which are pipes for guiding and transferring the fed granular fertilizer.
17b ・ 18b, these fertilizer tanks 17 ・
18, 19 and 20 are provided within the length L of the left and right wheels 6 and 7 when viewed from the side. And the fertilizer tank 1 in the central part
9 and 20 are under the seedling stand 21 and have an upper surface 19d
20d is provided so as to have substantially the same height as the upper surface 1a of the front body. Further, the feeding device 19 of the fertilizer application device A
The a and 20a and the guides 19b and 20b are provided within the width of the left and right wheels 6 and 7 when viewed from the front of the machine, and the left and right fertilizer application device B
.C feeding device 17a, 18a and guide body 17b, 18b
Is provided outside the left and right wheels 6 and 7 when viewed from the front of the machine, and the fertilizer application device A performs fertilization corresponding to the planting position of the rear seedling between the left and right wheels 6 and 7. B and C are configured to perform fertilization corresponding to the planting position of the rear seedlings outside the left and right wheels 6 and 7. still,
The fertilizer supply pipes 19c and 20c for the central fertilizer tanks 19 and 20 are provided inside the outer fertilizer tanks 17 and 18 so that the granular fertilizer supplied to the outer fertilizer tanks 17 and 18 can be supplied. It is configured to be supplied from the supply ports I and R.

When the rice transplanter configured as described above is operated in the field, the left and right wheels 6 and 7 are driven and rotated by the power of the prime mover 5, and the central leveling float 14 and the side leveling float 15 are rotated.
・ Aircraft 1 moves forward while 15 slides on the mud. Then, the seedling placing table 12 moves left and right by the power of the prime mover 5, and the tip of the seedling planting device 13 ... passes through the lower end of the seedling placing table 12 from the top to the bottom by the power of the prime mover 5 and becomes a mud surface. Since it is operating so as to reach the seedlings, the seedlings on the seedling mounting table 12 are set to the seedling planting device 13
It is divided at the end of ..., seedlings are planted on the mud surface, and rice planting work is performed.

Simultaneously with the rice planting work, the granular fertilizers in the fertilizer tanks 17, 18, 19 and 20 are quantitatively fed out by the respective feeding devices 17a, 18a, 19a and 20a, and then the guide body. 17b ・ 18b ・ 19
The fertilizer is fertilized on the mud surface by b.20b. Seedling stand 12 during the work in this way
When the number of upper seedlings becomes small, the operator stops the operation of the rice transplanter, moves the seedlings on the preliminary seedling placing table 21 to the seedling placing table 12, and restarts the rice planting work.

In particular, the fertilizer tank 19 of the fertilizer application device A provided between the left and right wheels 6 and 7 provided on both the left and right sides of the machine body 1.
20 is provided in the space L between the front and rear ends of the left and right wheels 6 and 7 as seen from the side of the machine, and the feeding devices 19a and 20a are arranged near the axles of the left and right wheels 6 and 7 as seen from the side of the machine, and the fertilizer tank 19 is provided.・
Since the upper surfaces 19d and 20d of 20 are positioned at substantially the same height as the upper surface 1a of the airframe in front of the fertilizer tanks 19 and 20, fluctuations in the amount of granular fertilizer in the fertilizer tanks have little effect on running stability. Without giving it, it is possible to lower the body center of gravity, and therefore it is possible to perform good rice planting work and fertilization work. Furthermore, since the upper seedlings 19d and 20d are placed above the fertilizer tanks 19 and 20 whose upper surfaces 19d and 20d are located at substantially the same height as the front body upper surface 1a, the preliminary seedlings are placed. Since its height is not too high and it does not obstruct the field of view in front of the vehicle, it can be operated straight ahead easily in combination with the low center of gravity, and proper rice planting work can be performed efficiently.

[Brief description of drawings]

1] Overall side view

FIG. 2 is a plan view of a main part.

FIG. 3 is a partial cross-sectional rear view of the main part

[Explanation of symbols]

 1 Aircraft 1a Upper surface of front of airframe 6 Left wheel 7 Right wheel 12 Seedling stand 14 Central float 15 Side float 17 ・ 18 ・ 19 ・ 20 Fertilizer tank 17a ・ 18a ・ 19a ・ 20a Feeding device 17b ・ 18b ・ 19b ・ 20b Guide 19d / 20d Top surface of fertilizer tank 19/20 21 Preliminary seedling stand A Fertilizer application B Left fertilizer application C Right fertilizer application

Claims (1)

(57) [Claims] 1. A fertilizer tank 19.20 and a feeding device 19a.20 for feeding granular fertilizer from the fertilizer tanks 19 and 20 between the left and right wheels 6 and 7 provided on both left and right sides of the machine body 1 in a front view of the machine body.
Guide body 1 for guiding and transferring the granular fertilizer fed out to a field
In a rice transplanter with a fertilizer application, which is provided with a fertilizer application A consisting of 9b and 20b, a fertilizer tank 19.2 of the fertilizer application A
0 between the front and rear ends of the left and right wheels 6 and 7 in a side view of the aircraft
The fertilizer tanks 19 and 20 are installed inside the fertilizer tanks 19 and 20a, respectively, and are arranged near the axles of the left and right wheels 6 and 7 in a side view of the machine body.
The upper surfaces 19d and 20d of the same are located at substantially the same height as the upper surface 1a of the airframe in front of the fertilizer tanks 19 and 20, and the preliminary seedlings are placed above the fertilizer tanks 19 and 20. Rice transplanter with fertilizer application.