JPH0928131A - Riding rice transplanter - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] A rear mount type paddy plant equipped with a seedling planting device at the rear part of the traveling body and formed with wide left and right rear wheel fenders to constitute a step for getting on and off the seedlings. In the machine, it is possible to quickly move between the left and right rear wheel fenders so that the seedling supply work for the left and right seedling stand can be performed quickly. SOLUTION: The left and right rear wheel fenders 1 are provided at the rear of the driver's seat 3.
A handrail 16 is provided which can pass between the left and right rear wheel fenders 12, 12 straddling a recessed space S for raising and lowering the link mechanism formed between the second and the second wheel 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear-mounting type rice transplanter equipped with a seedling planting device at a rear portion of a traveling machine body, and more specifically, a left and right rear wheel fender is formed to be wide, and a rearward seedling planting machine body is formed. The present invention relates to a riding-type rice transplanter configured in a step for getting on and off a seedling to and from the attached device.

[0002]

2. Description of the Related Art In the above-mentioned riding type rice transplanter, a recessed space for raising and lowering a link mechanism is formed between left and right rear wheel fenders at a rear portion of a driver's seat.

[0003]

Since a recessed space for raising and lowering the link mechanism is formed between the left and right rear wheel fenders at the rear of the driver's seat, when seedlings are supplied to the left and right seedling stand, Since it was necessary to bypass the steering steps in the front of the driver's seat and move from the rear wheel fender on one side of the aircraft to the rear wheel fender on the other side of the aircraft, seedling supply work became difficult to perform quickly. It was

A first object of the present invention is to enable rapid movement between the left and right rear wheel fenders so that the seedling replenishing work for the seedling stand on the left and right of the machine can be performed quickly.

A second object of the present invention is to enable the seedling scoop plate after seedling supply to be quickly removed.

[0006]

According to a first aspect of the present invention, the left and right rear wheel fenders straddle a recessed space for raising and lowering a link mechanism formed in the rear portion of the driver's seat between the left and right rear wheel fenders. There are handrails that allow you to move between.

According to the second aspect of the present invention, a seedling rake plate holder is provided on the handrail.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below.
We will explain about the row planting rear mount type rice transplanter. As shown in FIGS. 1 and 2, a rear part of a four-wheel drive type passenger traveling machine body A equipped with a driving part 1 and a steering wheel 2 in the front part, a driver's seat 3 in the rear part, and traveling with front / rear wheels 4 and 5. , A seedling planting device B is connected to the seedling planting device B via a link mechanism R that is driven to move up and down by a hydraulic cylinder C, and the seedling planting device 6 and the seedling planting device 6 are reciprocally moved left and right with a constant stroke. Equipped with a rotary type seedling planting mechanism 7 for picking up and planting one seedling from the lower end, a ground leveling float 8 and the like, an eight-row planting type rice transplanter is configured.

On the left and right sides of the driving part 1 of the traveling machine body A, there are provided multi-stage preparatory seedling placing bases 9.
The worker can transfer from the ridge to the control step 11 through the round step 10 between the paddle and the spare seedling stand 9. Then, the rear wheel fenders 12 located on the left and right rear sides of the driver's seat 3 are widened to cover the lateral outer sides of the rear wheels 5 in a state where the rear wheel fenders 12 extend forward to form the auxiliary step portion 12a on the lateral side of the steering step 11. Has been formed. Further, a step-like upper and lower two-stage seedling supply step portion 12b is formed in a bent shape behind the auxiliary step portion 12a of the rear wheel fender 12. In other words, from the preliminary seedling stand 9 to the seedling planting device B
When the seedlings are supplied to the seedlings, the driver can climb on the rear wheel fenders 12 by using the two stepped step portions 12b for supplying seedlings to easily supply seedlings to the end side of the seedling stand 6. There is.

As shown in FIGS. 3 and 4, the rear wheel fender 12 is provided with a non-slip projection 12c on the outer peripheral edge thereof, which also serves as a reinforcement for the fender.
“C” is for suppressing the shoes from slipping sideways and protruding from the fender 12, and is formed by bulging upward from the outer edge of the front part of the fender 12 to the outer edge of the rear part. A large number of circular anti-slip projections 12d are formed on the auxiliary step portion 12a, and circular and linear anti-slip projections 12e are formed on the seedling supply step portion 12b. Further, a large number of openings 12f for confirming the front wheel position are punched and formed in the auxiliary step portion 12a,
The running position of the front wheels 4 is made visible through the opening 12f, so that it is possible to easily carry out running on a ridge and maneuvering when using the step board to lower the volume of a truck.

As shown in FIGS. 2 and 3, the driver's seat 3
The lower portion thereof is covered with a body cover 13, and a recessed space S for raising and lowering the link mechanism R is formed between the rear portion of the body cover 13 and the pair of left and right rear wheel fenders 12, 12. .

A foot support 14 for getting on and off is provided on a supporting frame (not shown) below the rear wheel fender 12, and a step portion 12b for rearing seedlings in the upper rear part of the rear wheel fender 12 is provided. Is provided with a handle 15 for getting on and off. Therefore, the operator can get on and off the vehicle from the side of the machine.

As shown in FIG. 6, at the rear of the driver's seat 3, there is provided a handrail 16 formed by bending a pipe material into a T-shape in rear view. As shown in FIG. 1, the handrail 16 is attached to a bracket 17a provided at the rear end of a seat support base 17 that supports a slide rail 3a integral with a driver's seat 3 whose position can be adjusted in the front-rear direction. A bracket 16a having a U-shape in a side view at the lower end of 16 is externally fitted from the rear side and fixedly connected via a bolt (not shown). Therefore, the operator holds the handrail 16 and straddles the recessed space S for raising and lowering the link mechanism R formed between the left and right rear wheel fenders 12, 12 at the rear of the driver's seat 3 on the left (or right) side. The right (or left) rear wheel fender 12 from the rear wheel fender 12
You can transfer to In addition, seedling stand 6,
When seedling 6 is supplied with seedlings, the handrail 16 can be held with one hand to stabilize the body and also seedling supply work can be performed.

On the handrail 16 at the rear of the driver's seat 3, there is provided a seedling scooping plate 19 which is used when the spare seedlings in the nursery box 21 mounted on the spare seedling stand 9 are scooped and transferred to the seedling stand 6. A holder 20 for storing seedling scoops that can be stood upright is provided.

As shown in FIG. 7, the hydraulic cylinder C for raising and lowering the link mechanism comprises a single-acting hydraulic cylinder, and a cushioning coil spring 22 is provided outside the cylinder rod 21.
Is equipped with external fitting. Of the cylinder rod 21, the rod portion 21a for external fitting of the coil spring is formed by screwing into the cylinder rod body 21b, and compared to the case where the rod portion 21a and the rod body 21b are integrally formed by machining. As a result, the man-hours for processing the rod body 21b and the material can be saved, and the cost can be reduced. In the figure, 23 is a protective cover.

[Other Embodiment] As shown in the phantom line in FIG. 3 and in FIG. 5, when the rear wheel fender 12 on one side moves to the upper part of the recessed space S, the fender 12 on the other side,
A cover 18 made of plastic that is likely to break if stepped on is provided in order to prevent the transfer by using the link mechanism R for raising and lowering the seedling planting device instead of the step. The cover 18
Is attached to the body cover 13 below the driver's seat through a bracket or the like as appropriate.

The shape of the handrail 16 is such that when the left and right rear wheel fenders 12 and 12 are traversed across the recessed space S for raising and lowering the link mechanism formed between the left and right rear wheel fenders 12 and 12. As long as it can be grasped, various designs such as an inverted triangular shape in rear view can be changed.

In the above embodiment, as the seedling scooping plate 19,
Although the one used for scooping the preliminary seedlings in the seedling raising box 21 is exemplified, the seedling scooping plate 19 is used as a seedling raising box, that is, the seedling scooping plate on which the preliminary seedlings are placed on the preliminary seedling stand 9 The seedling scooping plate 19 may be collected by mounting the seedling 19.

In the claims, reference numerals are provided for convenience of comparison with the drawings, but the present invention is not limited to the configuration shown in the attached drawings.

[0020]

According to the present invention as set forth in claim 1, it is possible to transfer from one rear wheel fender to the other rear wheel fender by straddling a recessed space with a handrail, and a seedling stand on both left and right sides of the machine body. The seedling replenishment work can be performed quickly.

According to the second aspect of the present invention, the seedling scooping plate after seedling replenishment can be quickly stored in the holder at the rear of the driver's seat without the need to return the seedling scooping plate to the preliminary seedling stand on the front of the machine.
The seedling supply work time can be shortened.

[Brief description of drawings]

FIG. 1 is an overall side view.

FIG. 2 is a plan view of the same.

FIG. 3 is a plan view of the rear part of the airframe.

FIG. 4 is a perspective view of a rear wheel fender.

FIG. 5 is a perspective view of a cover.

FIG. 6 is a perspective view of the rear part of the seat.

FIG. 7 is a vertical sectional side view of the hydraulic cylinder.

[Explanation of symbols]

 3 Driver's seat 12 Left and right rear wheel fenders 16 Handrail 20 Holder for storing seedling scooping board A Traveling machine B Plant with seedling plant R Link mechanism S Link mechanism Recessed space for raising and lowering

Claims (2)

[Claims] 1. A rear part of a traveling machine body (A) having a driver's seat (3) is connected to a rear part of a left and right rear wheel fender (1) while a seedling planting device (B) is movably connected via a link mechanism (R).
2), (12) are formed wide, and in the riding type rice transplanter configured in the step for getting on and off the seedlings for the seedling planting device (B) at the rear of the fuselage, in the rear part of the driver's seat (3), A handrail that can be passed between the left and right rear wheel fenders (12) and (12) while straddling a recessed space (S) for raising and lowering the link mechanism formed between the left and right rear wheel fenders (12). (16)
Riding type rice transplanter equipped with. 2. The riding type rice transplanter according to claim 1, wherein the handrail (16) is provided with a holder (20) for storing seedling scooping plates.