JPH09266710A - Seedling transplanter - Google Patents

Abstract

PROBLEM TO BE SOLVED: To arrange a driving seat and a preliminary seedling frame in a seedling transplanter arranged with a seedling planting part between front wheels and rear wheels of a traveling vehicle. SOLUTION: A seedling plating part 4 equipped with a seedling placing base 30 tilted when viewed from the side so that the front side becomes the lower position is liftably provided between front wheels 10 and rear wheels 15 of a four-wheels traveling vehicle 2 and a driving seat 3 is provided on the front side than the most backward part of a seedling placing part 30, and further, a preliminary seedling frame 5 for housing preliminary seedling is provided behind the seedling plating part 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seedling transplanter having a seedling planting section arranged between front and rear wheels of a traveling vehicle body.

[0002]

2. Description of the Related Art Most of seedling transplanters have a seedling planting portion arranged on the rear side of a vehicle body. For example, Japanese Patent Laid-Open No. 7-754.
A seedling transplanter having a configuration in which a seedling planting portion is arranged between a front wheel and a rear wheel of a traveling vehicle in a side view, such as the seedling transplanter disclosed in Japanese Patent No. 14, has been developed. The configuration described in the publication has the advantage that the vertical movement of the seedling planting portion with respect to the longitudinal inclination of the traveling vehicle body is small and the seedling planting depth is easily controlled.

[0003]

However, in the configuration described in the above publication, the visibility of the front is poor because the cockpit is arranged in the rear part of the machine body, and when the cockpit is arranged above the seedling planting part. There is a disadvantage that the position of the cockpit becomes very high.

[0004]

In order to solve the above problems, the present invention has the following arrangement. That is, the seedling transplanting machine according to the present invention is provided with a seedling planting section provided with a seedling mounting table that is inclined in a side view so that the front side is lower so as to be vertically movable between the front wheels and the rear wheels of the four-wheel traveling vehicle body. , Between the front and rear wheels of the traveling vehicle, and at least in front of the rearmost portion of the seedling stand, a pilot seat is provided, and a spare seedling frame for storing spare seedlings is provided behind the seedling planting portion. It is characterized by that.

[0005]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The seedling transplanting machine shown in FIGS. 1 and 2 is an example of the present invention. The seedling transplanting machine 1 includes a four-wheel traveling vehicle body 2, a cockpit 3, a seedling planting section 4, and a spare. Seedling frame 5 and fertilizer application device 6
Is provided, and while the traveling vehicle body 2 travels under the control of the operator sitting in the cockpit 3, the seedling planting section 4 plants seedlings in the field, and the seedlings in the preliminary seedling frame 5 are planted in the seedling planting section 4. The fertilizer applicator 6 sprays fertilizer near the sides of the planting strip.

The traveling vehicle body 1 is provided with an engine 7 and a mission case 8 at the front of the machine body, and front wheels 10 and 10 are supported by front wheel support cases 9 and 9 provided downward from the left and right side surfaces of the mission case. There is. Also, a pair of left and right main frames 12, 12 having front ends fixedly connected to the rear surface of the mission case 8 extend rearward, and a horizontal frame 13 in the left-right direction is fixedly connected to the rear parts of the main frames 12, 12 and the horizontal frames 13 The rear wheels 15, 15 are supported by rear wheel support cases 14, 14 provided downward from the left and right ends of the frame 13.

The engine 7 is covered with a front cover 17, and a steering handle 18 is provided at a rear upper position of the front cover. The pilot seat 3 is provided at the rear of the steering handle 18 on the upper part of the step-shaped pilot step 19 provided between the left and right main frames 12, 12. As shown by the chain line in FIG. 1, since the control step 19 can be opened by pivoting upward together with the control seat 3, maintenance work can be easily performed anywhere. In addition,
The control step 19 may be slid to open. Further, the left and right sides of the front cover 17 are provided in the front step 2 for the operator to get on and off the cockpit 3.
It is 2, 22.

The seedling planting section 4 is in the form of six-row planting, and each of the central seedling planting section 4 is configured to plant two seedlings.
C, a left seedling planting section 4L and a right seedling planting section 4R. These respective seedling planting parts 4C, 4L, 4R are arranged in parallel left and right so as to be located between the front wheels 10, 10 and the rear wheels 15, 15 in a side view, and are mutually connected by the seedling planting part connecting frames 24, 25. It is connected. Then, the whole seedling planting section 4 is mounted on the traveling vehicle body 2 so as to be able to move up and down by the parallel link device 26 provided between the rear portion of the mission case 8 and the central seedling planting section 4C. By operating the parallel link 26 up and down, the seedling planting part 4 is moved up and down while drawing a locus P that is located rearward as it goes up while maintaining a fixed posture.

As seedlings, those grown in a flexible seedling box in which a large number of seedling-growing pots are arranged vertically and horizontally are used. Each seedling planting section 4C, 4L, 4R is provided with a seedling table 30 that is inclined in a side view so that the front side is lower, and an empty box that is inclined in the same direction as the seedling table behind the seedling table 30. Information frame 31
Is provided, and the seedling mounting table 30 and the lower end portion of the empty box guide frame 31 are connected by a guide passage 32 having a U-shape in a side view. Near the lower part of the seedling placing table 30, a seedling box transporting device 33 that conveys the seedling boxes placed on the seedling placing table 30 to the guide passage 32 side at a constant pitch, and from each pot of the seedling box during the transportation. A seedling extruding device 34 and the like for pushing out seedlings are provided.

Further, below the guide passage 32, a pair of seedling feeding belts 35, 35 for receiving the seedlings extruded by the seedling pushing device and transporting the seedlings half by half to the left and right sides.
Is provided. And the seedling feeding belt 35, 3
Seedling planting device 36, 36
It is designed to be planted in the field. Below each of the seedling planting parts 4C, 4L, 4R, a float 37 that supports the above parts and slides on the mud surface of the field is provided, and seedlings are laid on the mud surface prepared by the float 37. Planted.

The power for driving the seedling planting section 4 is first transmitted from the mission case 8 to the transmission case of the central seedling planting section 4C via the planting transmission shaft 38, and further to the transmission case of the central seedling planting section 4C. From 40, transmission cases 40, 40 of the left seedling planting section 4L and the right seedling planting section 4R via the left and right transmission shafts 39, 39
Is transmitted to each of the seedling planting portions 4C, 4L, 4R.

As shown in the figure, the seedling planting section 4 is provided so that the cockpit 3 is located in front of the seedling stand 30, and the seedling planting section 4 is a planting operation shown by a solid line in FIG. Since it is designed to rise diagonally rearward from the position, even if the seedling planting section 4 is raised to the uppermost position shown by the chain line in FIG. Is the cockpit 3
Does not interfere with With the above structure, the cockpit 3 can be provided at a low position. Further, the control step 19 is stepped and the control seat 3 is provided on the upper part of the control step 19, so that there are steps on the left and right sides of the control seat 3 and the workability on the body is improved. .

The extended seedling mounts 30a, ... Attached to the upper ends of the seedling mounts 30, ... Of the seedling planting portions 4C, 4L, 4R are extended rearward, and the extended seedling mounts 30a ,. Are provided at positions overlapping with each other in a plan view, each of which has a plurality of shelves for accommodating seedling boxes. The spare seedling frame 5 is hung on the wires 44, ... Wound around the pulleys 43, ... Provided on the spare seedling frame suspension frame 42 erected at the rear of the main frames 12, 12.
The pulleys 43, ... Are rotated by the motors 45 ,.
It can be raised and lowered by winding and unwinding 4, ....

When starting the planting work, the seedling table 3
The seedling box is set to 0, and the seedling box is housed in each shelf of the spare seedling frame 5 located at the uppermost position in the elevating range. Then, when the planting work is started and the number of seedlings remaining in the seedling box on the seedling mounting table 30 is low, the preliminary seedling frame 5 is lowered by one shelf and the seedling boxes held on the lowermost shelf are removed. It is received on the extended seedling table 30a and supplied to the seedling table 30. In the same manner, the seedling boxes on the respective shelves are supplied to the seedling mounting table 30 in order from the lower one.
The seedlings can be automatically supplied by controlling the motors 45, ... so that the preliminary seedling frame 5 descends at the timing when the seedlings are running out. The empty box after the seedlings have been pushed out is sent through the empty box guide frame 31 to each shelf of the spare seedling frame 5 after the seedling box has been taken out.

The fertilizer application device 6 applies the fertilizer in the fertilizer tanks 47, 47 provided between the preliminary seedling frames 5, 5, 5 to the fertilizer feeding device 4.
The fertilizer is fed by a fixed amount by means of 8, ..., And the fertilizer is fed by the fertilizing hoses 49 ,.

The seedling transplanting machine 1 is constructed as described above, and the seedling planting section 4 is viewed from the side, and the front wheels 10, 10 and rear wheels 15, 10 of the traveling vehicle body 2,
Since it is provided between 15, the vertical movement of the seedling planting part 4 when the traveling vehicle body 2 is tilted back and forth is small, and the seedling planting depth can be easily controlled. Further, since the spare seedling frames 5, ... And the fertilizer tanks 47, 47 are provided in the rear portion of the aircraft, it is possible to replenish the seedling boxes, collect empty seedling boxes, and replenish the fertilizer from the rear side of the aircraft. Good workability.

FIG. 3 is a plan view of a different seedling transplanting machine. This seedling transplanting machine 1'is provided with a rear step 50 around the center of the spare seedling frame 5 and on the rear side of each spare seedling frame 5 ,. It is easier to replenish the seedling box, collect an empty seedling box, and replenish fertilizer as compared with the first embodiment, and it is possible to get on and off from the rear side of the aircraft. A seat for an auxiliary worker may be installed on the rear step 50.

4 and 5 show still another seedling transplanter. In this seedling transplanting machine 1 ″, two seedling supply tables 52 of an automatic supply type are detachably provided for one seedling mounting table 30, and each seedling supply table 52, ... Is operated by hydraulic cylinders 53 ,. The mechanisms 54, ... Can be individually moved up and down, and the seedling supply bases 52, ... Can be slid to the left and right as a whole.

When carrying out the planting work, each seedling supply table 5
2, seedlings are placed on the seedling mounting table 30, and the seedling supply table 52, which is located immediately after the seedling mounting table 30 ,. , (Left and right) with respect to the seedling supply bases 52, ... (Group B) are set to the raised position. Then, planting is performed while supplying the seedlings from the seedling supply table 52, ... Of the group A to the seedling mounting table 30 ,.

When the seedlings of the group A, 52, ... Are no longer available, the seedlings of the group B ,.
2, to the same height as the group B seedling supply table 52,
... are slid so that each of the seedling supply tables 52, ... is positioned immediately after the seedling mounting table 30 ,.
... is set on the seedling mounting table 30 ..., and the seedling supply table 52 of the A group is
... is raised. Then, the seedling supply table 52 for the group B, ...
Planting is performed while supplying seedlings to the seedling mounting table 30 ,.
During this period, seedlings are supplied to the group A seedling supply table 52, ... At the raised position, or the seedling supply table is replaced with another seedling supply table containing seedlings. In this way, if the seedling supply table is replaced in a cartridge type, the work efficiency is good.

By the way, if the seedling planting section 4 is detached from the traveling vehicle body 2 so that it can be housed sideways under the traveling vehicle body 2, the lateral width of the machine body during transportation or storage can be reduced.

[0022]

As described above, in the seedling transplanting machine according to the present invention, since the seedling planting portion is arranged between the front wheel and the rear wheel of the traveling vehicle body, it is easy to control the seedling planting depth. In addition, the pilot seats are arranged in the front and rear central portions of the traveling vehicle body, and the preliminary seedling frame is arranged in the rear portion of the machine body, so that the forward visibility is good.

[Brief description of drawings]

FIG. 1 is a side view of a seedling transplanter.

FIG. 2 is a plan view of the seedling transplanter shown in FIG.

FIG. 3 is a plan view of a different seedling transplanter.

FIG. 4 is a side view of still another seedling transplanter.

5 is a plan view of the seedling transplanter shown in FIG. 4. FIG.

[Explanation of symbols] 1,1 ', 1 "Seedling transplanter 2 Vehicle body 3 Pilot seat 4 Seedling planting section 5 Spare seedling frame 6 Fertilizer application 10 Front wheel 15 Rear wheel 30 Seedling platform

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Hideo Iseki, Hideo Iseki, No. 1 Yakura, Tobe-cho, Iyo-gun, Ehime Prefecture, Engineering Department, Iseki Agricultural Machinery Co., Ltd. In-house (72) Inventor Sumi Fukushima 1 Yakura, Tobe-cho, Iyo-gun, Ehime Prefectural Engineering Department, Iseki Agricultural Machinery Co., Ltd. (72) Inventor Tatsuyuki Toritsu, 1 Yakura, Tobe-cho, Iyo-gun, Ehime Prefecture

Claims (1)

[Claims] 1. A seedling planting section provided with a seedling table tilted in a side view such that the front side is a lower side is provided so as to be able to move up and down between a front wheel and a rear wheel of a four-wheel traveling vehicle body, and the front wheel of the traveling vehicle body. And a rear wheel, and a pilot seat is provided at least in front of the rearmost portion of the seedling mounting table, and a spare seedling frame for storing spare seedlings is provided behind the seedling planting portion. Seedling transplanter.