JPH01296904A - Ridge-making machine - Google Patents

Abstract

PURPOSE:To effect sure following of a ridge-making member according to the height, unevenness, etc., of the ridge to be tightened, by making a ridge- making member to be movable forward according to the position of a ridge and providing a cushioning mechanism capable of cushioning a ridge-making counterforce by retreating at an arbitrary forwarded position. CONSTITUTION:The top and a side slope of a ridge 4 are tightened with a ridge-making member 26 by the ridge-tightening vibration of a vibration mechanism 14. The ridge-making member 26 is forwarded by a cushioning mechanism 35 according to the position of a ridge until the member is brought into contact with the ridge. When a ridge-tightening counterforce is applied to the ridge- making member 26 at an arbitrary forwarded position, the ridge-making member is retreated to cushion the counterforce. The motion of the ridge-making member is repeated according to the ridge to be tightened to effect the tightening of the ridge.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a ridge adjustment machine used for ridge creation, repair work, and the like.

[Conventional technology]

Conventionally, this type of ridge adjustment machine has been disclosed in Japanese Patent Application Laid-Open No. 61-47103, Japanese Utility Model Application Publication No. 158105-1982, and Japanese Patent Application Laid-Open No. 1987-1581-
As in Publication No. 190002, a machine frame is provided on the traveling machine body, a rotating rotor for heaping soil on the old ridge is provided on the machine frame, and a ridge can be leveled by vibration using a vibrator at a rear position in the direction of movement of the rotating rotor. Those with bodies are known.

[Problem to be solved by the invention]

However, in the case of the above conventional structure, when tightening the ridge by vibration of the ridge straightening body, the shape of the ridge to be tightened is uneven depending on the shape of the old ridge and the amount of embankment, and there are also differences in the soil quality of the ridge at the position to be tightened. The ridge tightening reaction force that the ridge trimming body receives changes depending on the ridge tightening position, and this reaction force change causes the vibration movement of the ridge trimming body to become irregular, which has the disadvantage that ridge tightening may become insufficient. .

[Means to solve the problem]

The purpose of the present invention is to solve these inconveniences, and its gist is that a machine frame is provided on the traveling machine body, a rotating rotor for mounding soil on the old ridge is provided on the machine frame, and the movement of the rotating rotor is A ridge trimming body having a longitudinal cross-sectional claw shape that matches the top surface of the ridge and one side of the ridge is provided at a rearward position in the direction, and a vibration mechanism that vibrates the ridge trimming body for ridge tightening is provided. The ridge straightening machine is characterized in that it is provided with a buffer mechanism capable of backwardly buffering the ridge tightening reaction force in the forward position of the ridge.

[Effect]

Due to the buffer mechanism, the ridge adjustment body moves in a curved manner according to the ridge position and comes into contact with the ridge, and when it receives a ridge tightening reaction force at any forward position, the ridge adjustment body moves back and absorbs the ridge to be tightened. Tighten the ridge while controlling this movement accordingly.

〔Example〕

1 to 4 show an embodiment of the present invention, in which reference numeral 1 denotes a traveling machine, in this case a tractor, and a connecting mechanism 2 is connected to an ascending machine frame 3 at the rear of the traveling machine 1, and an old machine frame 3 is connected to the machine frame 2. A rotating rotor 5 is provided on the ridge 4 to crush and heap the soil.

In this case, the rotating rotor 5 includes a plurality of machete-shaped rotor blades 5b protruding from the outer circumferential surface of a rotor body 5a, and the traveling machine body 1
A power shaft 8 is rotated by a power take-off shaft 6 via a universal joint 7, a gear mechanism 10 is interposed between the power shaft 8 and an intermediate shaft 9, and a A chain mechanism 11 is interposed 2 to rotate the rotating rotor 5.

The twist is a cover part, and the cover part is the rotating rotor 5.
A rear cover 13 made of rubber is provided on the machine frame 3 to be located above and above the ridge, and is provided on the rear side in the direction of movement of this cover member.
is installed vertically so that it can be adjusted up and down.

14 is a vibration mechanism, in which two links 15 are pivoted on the machine frame 3 by pins 16, and a bracket 1 is attached to the machine frame 3.
7, provide a screw bolt on the bracket 17, attach the handle 19 to the upper end of the screw screw, and screw the nut body into the bracket 17 in a non-rotating state. A pull-L spring 21 is hung on the machine frame 3, a stopper part 22 is formed on the machine frame 3, a mounting body n is provided at the tip of the link, and a support frame is attached to the mounting body by one spring. 6 is suspended, the ridge adjustment body 26 is attached to the support frame 5, and the support frame δ
Two eccentric disks I are rotatably mounted within the shaft, and a chain mechanism is interposed between the power shaft 8 and the input shaft 4 of the transmission mechanism n, and the output shaft 31 of the transmission mechanism n and the one The eccentric disk I is connected to the eccentric disk I by a flexible shaft blade, and the other eccentric disk I is provided so that its rotation can be transmitted to the belt, so that the ridge tightening work is performed by vibration without the rotation of the eccentric disk I. It is.

In addition, the reason why the upper end position of the pulling spring 21 is adjustable is that the ridge contact surface pressure of the ridge adjustment body is varied in consideration of the weight of the ridge adjustment body %, etc., and it corresponds to the hardness and softness of the ridge, the degree of moisture content, etc. It was made so that it could be done.

This ridge adjustment body concavity is formed to have an A-shaped vertical cross section that matches the ridge top surface and one side surface of the ridge.

The tool is a wheel that can move up and down.

A is a buffer mechanism, in which an inner cylinder is provided inside the outer cylinder, a piston holder is provided in the inner cylinder q so as to be able to slide up and down, and the rod 39 of the piston* is inserted into the outer cylinder. The rod 39 is disposed to protrude upward through the upper lid 40, a cover cylinder 41 is loosely fitted into the sleeve of the outer cylinder body, the upper end of the rod 39 is fixed to the cover cylinder 41, and the inner cylinder body 3
The above-mentioned passer 42 is formed in the upper part of 7, the base cylinder 43 is provided at the lower part of the inner cylinder body, a small hole material is formed in the upper part of the base cylinder 43, and the above-mentioned passer 6 is formed in the lower part. A seat plate portion 46 is provided around the middle of the inner wall of the cylindrical body 43, and the outer cylindrical body 1:lid 47? The guide pin 48 is set upright, the valve plate 49 is mounted on the seat plate 461 so that it can be guided downward by forming a guide pin, a valve hole 50 is formed in the valve plate 49, and a valve hole is formed on the valve plate 49. A valve element 51 that can close the cover cylinder 41 is mounted thereon, and a compression spring 53 is provided between the crosspiece frame 52 on the inner peripheral surface of the lower part of the inner cylinder body and the valve element 51. The L end of Fm4'l is connected to the upper connecting pin diagram on the cover part (O L) on the side of the ascending machine frame 3, and the lower part of Fm4'l is connected to the upper link 15 with the lower connecting pin 55. ing.

Since this embodiment has the configuration shown in FIG.
25, and when the power take-off shaft 6 is rotated, the rotating rotor 5 crushes the field soil into old ridges 4-to and continuously piles up the soil. 5-, the scattering of mud to one side and the ridge side]j is prevented, and on the other hand, due to the ridge tightening vibration of the vibration mechanism 14, the upper surface of the ridge 4 and the side surfaces of the ridge 4 are sandwiched between the ridge straightening bodies 3 having a longitudinal section claw shape. In this state, the ridges are tightened and the ridge adjustment work is performed.

At this time, due to the buffer mechanism, the ridge adjustment body quickly moves forward according to the position of the ridge 4 to be tightened and comes into contact with the ridge 4. In other words, if the ridge adjustment body 26 is away from the ridge 4, or the ridge contact surface pressure is weak. When the link tube swings downward around the pin 16 due to the weight of the ridge adjustment body, etc., the hydraulic oil in the upper part of the inner cylinder d flows through the upper communication hole 42 between the inner cylinder body and the outer cylinder body. The hydraulic oil flows into the base cylinder 43 through the lower communication hole,
The valve body 51 is lifted against the compression spring 53 and the valve hole 5
0 is opened and the hydraulic oil quickly flows into the lower part of the inner cylinder body d, so that the ridge adjustment body Akane quickly moves forward and contacts the ridge 4, and at any forward position, the ridge tightening is reversed. When the force is applied, the ridge adjustment body RU buffers and retreats, that is, the outer cylindrical body U and the rod 39 are pressed against each other by the ridge tightening reaction force, and the valve body 51 is pushed against the inner cylindrical body 3.
The valve hole 50 is closed by the hydraulic oil in the lower part of the valve plate 49, and the hydraulic oil flows out between the outer cylinder body and the inner cylinder body 37 through the small hole material, and the oil flows out between the outer cylinder body and the inner cylinder body 37. The eaves move back, and the hydraulic oil between the outer cylinder U and the inner cylinder d flows back into the inner cylinder d through the upper communication hole 42, so that the ridge adjustment device buffers and retreats.
The ridge adjustment body part manipulates the ridge 4 to be tightened in response to the ridge 4 to be tightened, so that it can reliably follow the height, unevenness, etc. of the ridge 4 to be tightened, and the ridge tightening can be performed well by the vibration of the ridge adjustment body part. Accordingly, it is possible to obtain good ridges that can effectively prevent shallow water from flowing into the rice fields.

It should be noted that the present invention can also be applied to an arrangement in which a hydraulic mechanism or the like is used as the vibration mechanism 14 in the above embodiment, and also to an arrangement in which a plurality of ridge adjustment bodies y are arranged.

Further, the buffer mechanism 5 is not limited to the above embodiment.

〔Effect of the invention〕

As described above, in the present invention, the ridge adjustment body moves forward according to the ridge position and comes into contact with the ridge due to the buffer mechanism, and when it receives a ridge tightening reaction force at any forward position, the ridge adjustment body moves back by buffering and adjusts the ridge. The ridge body tightens the ridge by repeating this process according to the ridge to be tightened, and moves reliably to follow the height, unevenness, etc. of the ridge to be tightened, and the ridge tightening by the vibration of the ridge leveling body can be performed well, which reduces the amount of water on the rice field. Shallow water can be effectively prevented and good ridges can be obtained.

As described above, the intended purpose can be fully achieved.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; FIG. 1 is an overall perspective view, FIG. 2 is a rear view, and FIG. 3 is a partial sectional view thereof.
Figure 4 is a cross-sectional view. l. Traveling machine body, 3... Machine frame, 4... Ridge, 5... Rotating rotor, 14... Vibration mechanism, 26... Ridge adjustment body, A...
・Buffer mechanism. May 24, 1986 Applicant: Kodo Minagawa, Takeshi Iioka, Agent: Akira Yoshii, Eipura [Affiliate], Puzo Ougi

Claims (1)

[Claims] A machine frame is provided on the traveling machine body, a rotating rotor for heaping soil on the old ridge is provided on the machine frame, and a ridge trimming body with a vertical cross section of ■ shape matching the top surface of the ridge and one side of the ridge is provided at the rear position in the direction of movement of the rotating rotor. and a vibration mechanism for vibrating the ridge adjustment body, which enables the ridge adjustment body to move forward according to the ridge position, and at any forward position can buffer the ridge tightening reaction force backward. A ridge adjustment machine characterized by being configured with a buffer mechanism.