JPH0234482A - Riding type farm-working machine - Google Patents

Abstract

PURPOSE:To protect an operator from a link mechanism by means of a step to improve stability by providing the step between a working seat and a work ing device so that the step covers the link-mechanism. CONSTITUTION:On one side of a travelling machine body 6, a working seat 13 is provided. A kind of working device, or a rush reaping device 8 is loaded on the rear part of the travelling machine body 6 through a link-mechanism moved vertically by a hydraulic cylinder device 32. A step 14 consists of right and left flat-footsteps 15a, 15b, a cover part 15c covering the upper part of the link-mechanism, and right and left side walls 15d, 15e. As a whole, a com pact, manually operated farming machine can thus be obtained, and the turning ability and operability of the machine are also improved. Since the step 14 is located above the link-mechanism, and covers the upper part of the link- mechanism, an operator can be protected from the link-mechanism by the step 14, and thereby stability is also improved.

Description

[Detailed Description of the Invention] [Field of Industrial Application] This invention provides a seat on which a worker who works on a working device is attached to one side of a traveling vehicle body so as to be movable up and down via a link mechanism. This relates to a riding type work machine.

[Prior art]

Conventionally, as shown in Japanese Utility Model Application Publication No. 53-130126,
There is a riding type rice transplanter in which a riding workbench on which a worker rides is attached to the rear of a traveling vehicle body via a link mechanism, and a working device is attached to the rear of the riding workbench.

[Problems with conventional technology]

In the above conventional example, a riding workbench is attached to the rear of the traveling vehicle body via a link mechanism, and a working device is attached to the rear of the riding workbench, so the overall length is extremely long and the turning performance is poor. In addition, the large size of the machine made the machine heavy and the workability was poor. Means for Solving Problem c] In order to solve the above problem, this invention provides a work seat 13 on one side of the traveling vehicle body 6. Provided with a working device facing the working seat 13! 8 is attached to the traveling vehicle body 6 via a link mechanism 7 so as to be vertically movable, and a step 14 is provided between the work seat 13 and the work device 8 to cover the upper part of the link mechanism 7. This is a mold working machine.

〔Effect of the invention〕

Since this invention provides a step 14 that covers the upper part of the link mechanism 7 between the work seat 13 and the work device 8, the structure as a whole is very compact, and a small and lightweight riding-type work machine can be obtained. It has good turning performance and workability. Moreover, the link mechanism 7
Since it is located above and covers the upper part, the operator can be protected from the link mechanism 7 at step 14, and although it has a compact structure, it is also excellent in safety.

〔Example〕

An embodiment of the present invention shown in the drawings will be described below.

Reference numeral A denotes a riding type grass planting machine which is a type of riding type working machine, and a rush planting device 8 which is a type of working device is attached to the rear of the traveling vehicle body 6 via a link mechanism 7 which is moved up and down by a hydraulic cylinder device 32. It is configured by installing.

The traveling vehicle body 6 is a general type, and a traveling transmission case 9 is mounted at the rear thereof. Left and right drive rear wheels 10.10, cockpit 1
1. Also, left and right spare seedling stands 12, 12, etc. are provided. 1
3 A work seat for a worker supplying seedlings to the rush planting device 8, with a support member 13a on the fuselage behind the cockpit 11.
It is fixedly installed at. Reference numeral 14 denotes a step, which is fixed to the rear part of the fuselage via support members 14a. and.

This step 14 consists of the left and right footrest flat parts 15a and 15b.
, a cover part 15c that is integrally provided between the left and right footrest flat parts 15a and 15b that covers the upper and left and right sides of the hydraulic cylinder device 32 part of the link mechanism 7, and the outside of the left and right footrest flat parts 15a and 15b. It is composed of left and right side walls 15d and 15e integrally provided on both sides, and is integrally molded from synthetic resin. Thus, the seedling supply worker can sit on the work seat 13 with his left and right feet placed on the left and right footrest flat parts 15a and 15b, facing toward the rear of the machine.

Note that 32a is a spring case in which a buffer spring is mounted, and the hydraulic cylinder device 32 is connected to a link mechanism via the spring case 32a. Also, 28.2
Reference numeral 8 designates a left-right drive steering front shaft, 29 a steering handle, 30 a step, and 31 an aiming marker provided at the center of the aircraft body.

The rush planting device 8 includes a main planting transmission case 17 which also serves as a frame and which is rotatably mounted around a rolling shaft 16 provided at the rear end of the link mechanism 7. A planting transmission case 18... is provided, and a seedling platform 4, which is inclined with the front facing upward, is supported on the upper part of these cases 17, 18, so as to be able to reciprocate from side to side. This seedling stand 4 consists of four seedling holding parts 2..., side wall parts 3... which partition each of them, and left and right outermost side walls 19...
The left and right outermost side walls 19 are provided along the entire length of the seedling stand 4, but the side walls 3 and 19 are
... is formed so that its length is shorter than the total length of the seedling stand 4,
At the upper part of the seedling table 4, a wide planar seedling replenishment work part 5 without a side wall part 3 is provided. In addition, the side wall portion 3... and the seedling loading portion 2... of the side walls 19, 19 are provided with sloped portions 20 and 19, respectively, at the upper end portions corresponding to the seedling feeding portion.
... is formed.

Reference numeral 21 denotes a seedling receiving plate having a cross-shaped shape when viewed from the side, which is horizontally fixed to the upper surface of the sub-planting transmission case 18... and has a function as a rail for supporting and guiding the lower end of the seedling platform 4. ,
Four seedling outlet ports 21a are provided and also function as a seedling outlet.

1... is a case part 1a, an image separation claw 1b, and a seedling extrusion body 1
This is a seedling planting device consisting of a rotating crank 22 and a swinging arm 23 attached to the rear of a sub-planting transmission case 18, and a partitioning device attached to the tip thereof. The claws 1b... swing back and forth up and down between the seedling outlet 21a and the field, and when the separation claws 1b reach the position for planting seedlings in the field, the seedling pusher 1c operates and sends the grass flute to the field. It is designed to be planted in

24... is a scraping device having a feeding claw 25... on its tip portion for feeding out the seedlings on the seedling tray 2... of the seedling platform 4 toward the seedling outlet 21a; It is attached to the side wall of the planting transmission case 18.

12a is a rear spare seedling stand and is a main planting transmission case 17
The support frame 26 is fixed to the upper end of a support frame 26 that stands above the left and right sides of the support frame 26.

Reference numeral 27 denotes a soil leveling float, which is attached to the lower part of the main planting transmission case 17, and is provided to level the field in advance where seedlings are to be planted by the seedling planting device 1.

The riding-type rush planting machine A configured as described above is placed in a paddy field, and the seedling trays 2, upper, left and right reserve seedling trays 12, and rear preliminary seedling trays of the seedling tray 4 are placed in a paddy field. A rush seedling is placed on the stand 12a, an operator sits on the cockpit 11, and a seedling supply worker sits on the work seat 13.The engine drives each part and the operator steers the aircraft in the appropriate direction. The rush planting device 8 is pulled by the traveling vehicle body 6, and the rush planting device 8 is successively removed from the seedling outlet 21 by the raking device 24.
A grass seedling is fed out towards a. Then, the seedling planting device 1 accurately divides the seedlings one by one from the seedling platform 4 which is reciprocated from side to side, and plants them on the leveled soil surface using the leveling float 27. , Seedling mounting part 2 of the seedling mounting stand 4.
...When the number of seedlings on the top is running low, the seedling supply worker sitting on the work seat 13 takes out the seedlings from the left and right spare seedling stands 12 or the rear spare seedling stand 12a, and transfers them to the seedling supply work section of the seedling stand 4. The seedlings are prepared on the upper part 5 and are sequentially supplied to the seedling section 2. At that time, the length of the side wall 3 is made shorter than the length of the seedling stand 4, so the side wall 3 does not get in the way, and the side wall 3...
And the seedling loading part 2 of the side walls 19, 19...The part corresponding to the seedling feeding part at the upper end has a slope part 20 so that seedlings can be easily supplied.
... is formed, so one worker can efficiently and quickly perform the seedling supply work. When the aircraft turns at the edge of a ridge, even if the grass planting device 8 is raised, the upper and left and right sides of the hydraulic cylinder device 32 portion of the link mechanism 7 will be removed from the step 1.
4, so the seedling supply worker is safe.

In the above embodiment, an example was shown in which the present invention was applied to a riding-type grass planting machine A, but the working device may be any other working device other than the rush planting device, and any type of working device of the traveling vehicle body may be used. It may be attached to one side.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; FIG. 1 is a side sectional view of the main part, FIG. 2 is a plan view, FIG. 3 is a side view, and FIG. 4 is an explanatory diagram of the operation of the scraping device 24. It is. Note that the symbols in the figure are as follows. 1...Seedling planting and packaging! 2... Seedling section 3...
Side wall portion 4... Seedling stand 5... Seedling supply work section 6... Traveling vehicle body 7... Link mechanism 8... Work device (grass planting device) 13... Work seat 14... Steps 15a and 15b...Left and right foot rest flat parts 15c...Cover parts 15d and 15e...Left and right side wall parts

Claims (1)

[Claims] A work seat 13 is provided on one side of the traveling vehicle body 6, and the work seat 1
3, a working device 8 is attached to the traveling vehicle body 6 via a link mechanism 7 so as to be movable up and down, and a step 14 is provided between the working seat 13 and the working device 8 to cover the upper part of the link mechanism 7. A riding type work machine that is characterized by: