JPH08130948A - Sulky rice transplanter - Google Patents

Abstract

PURPOSE: To provide a sulky rice transplanter capable of omitting the operation to bring the machine body alongside a levee and of improving the workability in preliminary seedling replenishing operations. CONSTITUTION: A preliminary seedling table 12 for putting preliminary seedlings in laterally parallel fashion is set up alongside between a driving seat 6 and a seedling planting device and divided into a central portion 16 and left and right side portions 17, these portions are mutually connected swingably around the longitudinal shaft center, and the latter portions 17 are designed to be switchable between such a mode as to lie alongside the former portion 16 and such another mode as to lie alongside the longitudinal direction through swinging toward the front side of the machine body.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a riding type in which a spare seedling stand for accommodating spare seedlings in a lateral direction is arranged in a lateral posture between a driver's seat and a seedling planting device. Regarding rice transplanters.

[0002]

2. Description of the Related Art Conventionally, in the above riding type rice transplanter,
The central preliminary seedling placing table portion and the left and right side preliminary seedling placing table portions are integrally formed along the lateral direction, and the left and right side preliminary seedling placing table portions are positioned with respect to the central preliminary seedling placing table portion. It was configured in a fixed state (eg, actual Kaihei 2-120119
Gazette].

[0003]

The spare seedling mounting table is configured to be supplied with the spare seedlings from the left and right ends of the spare seedling mounting table. In the configuration in which the seedling placing base portion and the left and right side preliminary seedling placing base portions are integrally formed and the left and right side preliminary seedling placing base portions are fixed in position with respect to the central preliminary seedling placing base portion, When replenishing the pre-seedlings to the seedling mounting table, the aircraft must be laid horizontally on the ridges where the pre-seedlings have been prepared, and it takes time and effort to lay the aircraft on the ridges, leaving room for improvement in terms of workability. there were.

An object of the present invention is to provide a riding-type rice transplanter capable of improving workability during a work for supplying a preliminary seedling.

[0005]

A feature of the present invention is that the preliminary seedling placing table is divided into a central preliminary seedling placing table portion and left and right side preliminary seedling placing table portions, and each of them has a longitudinal axis around each other. The side preliminary seedling placing base portion is switched to a state along the central preliminary seedling placing base portion and a state in which the side preliminary seedling placing portion is swung to the front side of the machine body to extend in the front-rear direction. It is configured freely.

[0006]

According to the above construction, when supplementing seedlings, the aircraft is advanced to reach near the front ridge, and the side preliminary seedling platform is rocked to the front side of the aircraft to move in the front-back direction. By setting the state along the line, the preliminary seedlings can be supplied from the ridges on the front side of the fuselage to the side preliminary seedling placing table portion, and the time-consuming horizontal operation of the fuselage to the ridges can be omitted. After the replenishment is completed, the side preliminary seedling placing base portion is rocked to the rear side of the machine body, so that the state along the central preliminary seedling placing base portion can be set and the planting work can be restarted.

Further, the side preliminary seedling placing table portion is set along the central preliminary seedling placing table portion, and the free end portion of the side preliminary seedling placing table portion is brought close to the ridge, When traveling along, if the aircraft is stopped as it is, the side preliminary seedlings will not be set along the longitudinal direction of the aircraft in the same posture as before, and the side preliminary seedlings will be removed from the ridges. Seedlings can be supplied to the platform.

[0008]

As described above, since the operation of laterally attaching the airframe to the ridge can be omitted, it is possible to provide the riding type rice transplanter capable of improving the workability during the work of supplying the preliminary seedlings.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows the entire side surface of a riding type rice transplanter. This riding type rice transplanter is equipped with eight-row planting via a hydraulically driven link mechanism 2 at the rear of a riding type traveling vehicle body 1. It is configured by connecting the device 3 so as to be able to move up and down. A rear fender 5 that covers substantially the upper portions of the left and right rear wheels 4 in series is provided at the rear portion of the traveling vehicle body 1. A driver's seat 6 is provided in the center of the rear fender 5, and auxiliary steps 7 are provided on both left and right sides of the rear fender 5.

The seedling planting device 3 has a seedling platform 9 on which mat-shaped plantlets are placed and which reciprocates laterally at a fixed pitch with respect to the framed planting transmission case 8 and a seedling platform. It is composed of a planting mechanism 10 for taking out planted seedlings one by one from the lower end of 9 and planting them in the field, and planting them by operating a planting clutch lever 11 provided on the right side of the driver's seat 6. By disengaging the clutch (not shown), the planting operation state and the planting operation stop state can be switched.

As shown in FIG. 2, between the driver's seat 6 and the seedling placing table 9, four main frames 12A are arranged side by side in the front-rear direction between the driver's seat 6 and the seedling placing table 9. Is equipped with a grid-shaped preliminary seedling mounting table 12 configured by connecting the same with a cross frame 12B.
The reference numeral 2 indicates a support frame 13 standing upright on the rear portion of the vehicle body frame 1A of the traveling vehicle body 1 and an auxiliary frame 14 extending from the auxiliary step 7 so that the main frame 12A on the side closer to the seedling mounting table 9 becomes slightly It is supported in the lower back position, which gradually decreases. The spare seedling mounting table 12 can load eight spare seedlings in the seedling raising box 15 in parallel in the same number as the number of rows to be planted. 12C in the figure
When loading the seedling raising box 15 onto the preliminary seedling mounting table 12,
It is a guide member that guides the nursery box 15 along the auxiliary seedling stand 12 from the upper side of the placing direction to the lower side of the placing direction.

The preliminary seedling placing table 12 is divided into a central preliminary seedling placing table portion 16 and left and right side preliminary seedling placing table portions 17, and front parts of adjacent two divided ends are mutually separated. A first lock mechanism 19 that is swingably connected to a vertical axis around a vertical axis and that locks the side preliminary seedling placing part 17 along the central preliminary seedling placing part 16. And a second locking mechanism 20 for locking the partial preliminary seedling placing table portion 17 in a state of being swung to the front side of the machine body and aligned in the front-rear direction.
7 is configured to be switchable between the above two states.

The first lock mechanism 19 has lock pin insertion holes 19a formed concentrically at the rear side of both adjacent divided ends, and both lock pin insertion holes 19a are formed.
The second lock mechanism 20 is provided with a lock pin 19b that is inserted through the lock arm 19a.
And a locking portion 20b for locking the locking arm 20a is provided at the free end of the side preliminary seedling placing table portion 17.

According to the above construction, when supplementing the preliminary seedlings, the machine body is moved forward to reach near the front ridges, and the side preliminary seedling platform portion 17 is swung to the front side of the machine body to move back and forth. By setting the state along the direction, the spare seedlings can be supplied from the ridges on the front side of the machine body to the side spare seedling placement platform portion 17. After the replenishment, the side preliminary seedling placing base portion 17 is swung to the rear side of the machine body to set the state along the central preliminary seedling placing base portion 16 and the planting work can be restarted. . As a result, it is not necessary to horizontally lay the aircraft on the ridges to supply the preliminary seedlings, and thus the time-consuming horizontal loading operation can be omitted.

Further, the side preliminary seedling placing base portion 17 is set along the central preliminary seedling placing base portion 16 so that the free ends of the left and right side preliminary seedling placing base portions 17 are brought close to the ridges. While traveling along the ridges in this state, if the aircraft is stopped as it is, the side preliminary seedling placing base portion 17 is not set in a state along the longitudinal direction of the aircraft, and the side portions are removed from the ridges. It is possible to supply seedlings to the spare seedling placement table portion 16.

[Other Embodiment] As shown in FIG. 3, a conveyor belt 21 may be provided on the side preliminary seedling placing table portion 17.

As shown in FIGS. 4 and 5, a support frame 22 having the same width as that of the side preliminary seedling placing table portion 17 and extending along the front and rear is provided on the central preliminary seedling placing table portion 16 and the vertical hinge 18.
The support frame 22 is swingably connected back and forth through
In addition, the divided end portions of the side preliminary seedling placing table portion 17 are vertically swingably connected to each other via a lateral hinge 23, and the side preliminary seedling placing table portion 17 is in a horizontal posture and the free end portion side is upward. With a tilted posture to be positioned, a posture holding mechanism (not shown) for separately holding those postures is provided in the lateral hinge 23, and the side preliminary seedling placing table portion 17 is configured to be switchable between the two postures. You may. According to this configuration, the height of the free end portion of the side preliminary seedling placing base portion 17 can be changed and adjusted according to the height of the ridges, and the preliminary seedling can be easily supplied.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the configurations of the accompanying drawings by the entry.

[Brief description of drawings]

[Fig. 1] Overall side view of the riding rice transplanter

FIG. 2 is an overall plan view of a riding rice transplanter.

FIG. 3 is an overall plan view of another embodiment.

FIG. 4 is a front view of a connecting portion between a central preliminary seedling placing base portion and a side preliminary seedling placing base portion of another embodiment.

FIG. 5 is a plan view of a connecting portion between a central preliminary seedling placing base portion and a side preliminary seedling placing base portion according to another embodiment.

[Explanation of symbols]

 3 Seedling planting device 6 Driver's seat 12 Spare seedling stand 16 Central spare seedling stand 17 Side spare seedling stand

Claims (1)

[Claims] 1. A spare seedling stand (12) for accommodating spare seedlings in parallel in the lateral direction is provided between the driver's seat (6) and the seedling planting device (3) in a posture along the lateral direction. A certain riding-type rice transplanter, in which the preliminary seedling placing table (12) is divided into a central preliminary seedling placing table portion (16) and left and right side preliminary seedling placing table portions (17), and the seedlings are vertically arranged. The side preliminary seedling placing part (17) is swingably connected around the axis to swing the side preliminary seedling placing part (17) along the central preliminary seedling placing part (16) and to the front side of the machine body. A riding-type rice transplanter that is configured to be switchable between the front and rear directions.