JPH08112004A - Well-ordered levee-arranging machine - Google Patents

Abstract

PURPOSE: To obtain a well-ordered levee-arranging machine facilitating to control the amount of banked soil, etc., and enabling to obtain a good levee, by driving a rotation rotor for banking soil on the levee with a hydraulic motor operated with a hydraulic pump using the power of a tractor as a driving source. CONSTITUTION: A frame 3 is connected to the rear part of a tractor through a connection mechanism 2, and a hydraulic pump 4 is disposed on the frame. The hydraulic pump is rotated with a power-outputting shaft 5 through an adjustable joint 6. Hydraulic motors 11, 28, 40 are operated with the hydraulic pump, and soil is banked on a levee by the rotation of a rotation rotor 7. The scattering of mud soil is prevented with a cover member above the rotation rotor, and the banked soil is compressed with a vibration mechanism 23. The flexibility for disposing the rotation rotor, etc., is improved, and the amount of the banked soil, etc., can suitably be controlled.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ridge trimming machine used for ridge construction and repair work.

[0002]

2. Description of the Related Art Conventionally, as a rectifying machine of this type, Japanese patent publication 6-
As shown in Japanese Patent No. 20361, the machine frame is connected to the tractor, and the machine frame is provided with a rotary rotor for raising soil on the old ridge.
It is known that a cover member is provided above the rotary rotor, a rectifying body that can clamp the ridges is provided at a rear position in the traveling direction of the rotary rotor, and a vibration mechanism that vibrates the ridges is provided. There is.

[0003]

However, in the case of the above-mentioned conventional structure, since the rotary rotor is rotationally driven from the power take-off shaft of the tractor through the chain mechanism, the drive structure becomes complicated and is difficult to assemble and maintain. It may be troublesome and lack flexibility in adjusting the vertical position of the rotating rotor, for example, so that the amount of embankment should be adjusted appropriately based on the conditions of mud such as height of ridges and hardness. It has the inconvenience that it may not be possible.

[0004]

SUMMARY OF THE INVENTION An object of the present invention is to solve such inconvenience, and its gist is to connect a machine frame to a tractor by a connecting mechanism, and to put soil on the ridges on the machine frame. Provided is a rotary rotor for raising, a cover member is provided above the rotary rotor, a ridge body capable of clamping ridges is provided at a rear position in the traveling direction of the rotary rotor, and a vibration mechanism for vibrating the ridge body is provided. According to another aspect of the present invention, there is provided a trimmer characterized in that a hydraulic pump that drives the power of the tractor as a drive source is provided, and a hydraulic motor that drives the rotary rotor is provided.

At this time, an eccentric weight that rotates unbalancedly can be provided as the vibrating mechanism, and a hydraulic motor for rotating the eccentric weight can be provided, and the old ridge is located at the front position in the traveling direction of the rotary rotor. It is also possible to provide an earth cutting mechanism having an earth cutting rotary blade capable of earth cutting the upper surface portion and the side surface upper portion and to provide a hydraulic motor for rotating the earth cutting rotary blade.

[0006]

When the tractor travels along the ridges, the hydraulic pump is driven by the power of the tractor as a drive source, the hydraulic motor is driven by this drive, and the rotating rotor is rotated. By this rotation, the soil is piled up on the ridges. The cover member arranged above the rotary rotor prevents scattering of mud, and the embankment is clamped by the arranging body that vibrates and vibrates by the vibrating mechanism to perform the arranging operation.

At this time, as the vibration mechanism, an eccentric weight that rotates unbalancedly is provided, and a hydraulic motor that rotates the eccentric weight is provided, whereby the eccentric weight is rotationally driven by the hydraulic motor, and By installing a soil cutting mechanism with a soil cutting rotary blade that can excavate the upper surface and side surface of the old ridge at the front position in the traveling direction of the rotor, and by installing a hydraulic motor that rotates this soil cutting rotary blade, The rotary blade is driven to rotate by a hydraulic motor.

[0008]

1 to 7 show an embodiment of the present invention, FIGS. 1 to 6 show a first embodiment of the present invention, and FIG. 7 shows a second embodiment.

In the first embodiment shown in FIGS. 1 to 6, 1 is a tractor, and a machine frame 3 is connected to a rear portion of the tractor 1 by a connecting mechanism 2 and a hydraulic pump 4 is arranged on the machine frame 3. The hydraulic pump 4 is configured to be rotationally driven by the power takeoff shaft 5 of the tractor 1 via the universal joint 6.

Reference numeral 7 denotes a rotating rotor, and in this case, the machine casing 3
A cover member 8 is projectingly provided on the base member by a fulcrum shaft 9 so that its vertical position can be adjusted.
0, the rotor shaft 7a of the rotary rotor 7 is mounted on the lower portion of the cover member 8, the hydraulic motor 11 is connected to the rotor shaft 7a, and the hydraulic motor 11 and the hydraulic pump 4 are provided for two paths, a return path and a return path. Pipe lines 12a and 12b composed of flexible hydraulic hoses
And the hydraulic motor 1 is driven by driving the hydraulic pump 4.
Pressure oil is fed to the hydraulic motor 1.
1 is rotationally driven, whereby the rotary rotor 7 is rotated, and the plurality of blade portions 7b raises the mud on the ridge W on the ridge.

Reference numeral 13 denotes a ridged body, which is formed in a cross-sectional shape that fits the upper surface of the ridge and one side surface of the ridge, and the ridged body 13 is moved to a corner portion of the ridge W by a holding mechanism 14 on the cover member 8. The support plate 15 is attached to the rear surface of the cover member 8, and four guide rollers 16 are provided on the support plate 15.
Are installed in a state of facing each other, a movable rod 17 is provided by the guide roller 16 so as to be movable in the direction of the corner of the ridge, a plurality of insertion holes 17a are formed in the movable rod 17, and the movable rod 1 is attached to the support plate 15.
7 is attached, a holding plate 18 is provided with a positioning pin 19 that is selectively inserted into and removed from the insertion hole 17a, and a mounting plate 20 is attached to the lower end of the moving rod 17.
An upper end portion of a compression coil spring-shaped suspension spring 21 is attached to the mounting plate 20, a support frame 22 is attached to a lower end portion of the suspension spring 21, and a ridge 13 is attached to the support frame 22.

Reference numeral 23 denotes a vibrating mechanism. In this case, two rotary shafts 24 are rotatably provided side by side in the support frame 22, and a half-moon block-shaped eccentric weight 25 is attached to each rotary shaft 24 and a pulley 26 is provided. The belt 2 between the pulleys 26
7, a hydraulic motor 28 is connected to one of the rotary shafts 24, and the hydraulic motor 28 and the hydraulic pump 4 are connected to each other by a conduit 29a.2 composed of two flexible hydraulic hoses for a return path and a return path.
9b, the hydraulic pump 4 is driven to supply pressure oil to the hydraulic motor 28, and the hydraulic motor 28 is driven to rotate by the supply of the pressure oil, thereby rotating one rotating shaft 24 and the belt 27. The other rotary shaft 24 is rotated through the rotary shaft 24, and the rotation of both rotary shafts 24 causes the eccentric weight 25 to rotate.
It is configured such that the ridged body 13 is vibrated by the unbalanced rotation action of.

Reference numeral 30 denotes a side cover, which is a cover member 8
It is provided on the side surface of the ridge so as to be movable up and down along the upper surface of the ridge, and is configured to prevent lateral scattering of mud splashed up by the rotating rotor 7.

Reference numeral 31 is an earth shaving mechanism. In this case, a support arm 32 is attached to the front surface of the cover member 8 so as to be vertically swingable about a fulcrum shaft 33, and a rotary shaft 34 is attached to the tip of the support arm 32. The rotary shaft 34 and three earth cutting rotary blades 35
The earth cutting rotor 36 having the above is attached, the safety cover 37 is provided around the cutting rotary blade 35, the position adjusting mechanism 39 having the buffer spring 38 is provided between the support arm 32 and the cover member 8, and the rotary shaft 34 is provided. The hydraulic motor 40 is connected, and the hydraulic motor 40 and the hydraulic pump 4 are connected by the conduits 41a and 41b composed of two flexible hydraulic hoses for the return path and the return path, and the hydraulic pump 40 is driven to drive the hydraulic motor 40. Pressure oil is fed to the rotary rotor 7, and the hydraulic motor 40 is rotated by the feed of the pressure oil to rotate the rotary shaft 34. The rotation of the rotary shaft 34 rotates the earth cutting rotor 36 to rotate the rotary rotor 7 Before the mud is heaped up by, the upper surface portion W ₁ and the upper side surface portion W ₂ of the old ridge W are ground to remove grasses and the like growing on the ridge, and the upper surface portion W ₁ and the upper side surface portion W of the old ridge W ₂ and Kezudo the rotation Are configured to improved binding property of the soil is raised by over motor 7.

Since this embodiment has the above-mentioned structure, when the tractor 1 travels along the ridge, the hydraulic pump 4 is driven by the power of the tractor 1 as a drive source, and this drive drives the hydraulic motor 11 to rotate the rotor. 7 rotates, the soil is piled up on the ridge by this rotation, and the cover member 8 arranged above the rotating rotor 7 prevents the scattering of the mud, and this fill is oscillated by the vibrating mechanism 23 by the arranging body 13 that vibrates. As a result of the squeezing operation being performed, the sizing operation can be performed firmly, and a new sizing can be obtained efficiently. In particular, the rotary rotor 7 is rotated by the hydraulic motor 11. Since the number of rotations of 11 can be easily changed, it is possible to appropriately respond to the condition of the ridge and the working condition, and it is possible to obtain a good ridge, and the hydraulic pump 4 and the hydraulic motor 11 are connected by the conduits 12a and 12b made of a flexible hydraulic hose, the flexibility of the arrangement of the rotary rotor 7 can be further improved. The relative position of can be adjusted and held appropriately, and more excellent ridges can be obtained.

In this case, the oscillating mechanism 23 is composed of an eccentric weight 25 that rotates unbalancedly.
By providing the hydraulic motor 28 for rotating 5, the eccentric weight 25 can be rotationally driven by the hydraulic motor 28, and the number of revolutions of the eccentric weight 25 can be easily changed. It is possible to properly respond to the conditions of the ridges and working conditions, and to obtain good ridges to that extent, and the hydraulic pump 4 and the hydraulic motor 28 are the conduits 29a and 29b made of flexible hydraulic hoses. The connection of the vibration mechanism 23 can further improve the flexibility of the arrangement of the vibrating mechanism 23, and the relative position of the ridge W and the ridge body 13 can be appropriately adjusted and held accordingly.

Further, in this case, an earth removing mechanism 31 having an earth removing rotary blade 35 capable of earth removing the upper surface portion and the upper side surface portion of the old ridge W is provided at the front position in the traveling direction of the rotary rotor 7, and this earth removing operation is performed. By providing the hydraulic motor 40 for rotating the rotary blade 35, the earth cutting rotary blade 35 can be rotationally driven by the hydraulic motor 40, the rotation speed of the earth cutting rotary blade 35 can be easily changed, and the hydraulic pump 4 and By connecting to the hydraulic motor 40 by conduits 41a and 41b formed of flexible hydraulic hoses, the flexibility of the arrangement of the earth removing mechanism 31 can be further improved, and the height of the ridge and the condition of the ridge can be improved. The work conditions can be dealt with appropriately, and good ridges can be obtained accordingly.

The second embodiment of FIG. 7 shows another structure of the hydraulic system, in which case the hydraulic pump 4 and the three hydraulic motors 11 are provided.
・ 28, 40 pipeline system, pipeline 42a ・ 42b ・ 42
c. 42d connected in series in a closed loop so that the pressure oil fed from the hydraulic pump 4 reaches the hydraulic motor 40 from the hydraulic motor 11 through the hydraulic motor 28.
The hydraulic pump 4 is configured to flow back from 0.

In the second embodiment as well, it is possible to obtain the same effects as those of the first embodiment and to simplify the hydraulic pipeline, and assembling, maintaining and maintaining the hydraulic system. Can be done easily. Of course, the order in which the hydraulic motors 11, 28, 40 are arranged in series is appropriately selected.

As another embodiment, the rotary rotor 7 is used.
It can also be applied to the case of a rotary rotor having a structure in which the rotation axis of is arranged in a direction substantially orthogonal to the ridge forming direction, and the ridge body 13 is attached to a spring member, for example, a leaf spring member provided in the machine frame to adjust the ridge. The body 13 may be allowed to vibrate, or a hydraulic vibrator may be used as a vibrating mechanism, which is appropriately modified and designed.

[0021]

As described above, according to the present invention, when the tractor travels along the ridge, the hydraulic pump is driven by the power of the tractor as a drive source, and this drive drives the hydraulic motor to rotate the rotary rotor. The soil is raised on the ridge by the rotation, and the scattering of the mud is prevented by the cover member arranged above the rotary rotor. As a result, it is possible to firmly tighten the pressure and obtain new ridges efficiently. Especially, since the rotary rotor is structured to rotate by the hydraulic motor, it is easy to change the rotational speed of the rotary rotor. It can respond to soil conditions and working conditions properly, can obtain good ridges accordingly, and can improve the flexibility of the arrangement of the rotating rotor. The relative position between the rotating rotor ridge can be adjusted held in precisely, it is possible to obtain a better furrow.

Further, at this time, the oscillating mechanism is composed of an eccentric weight which rotates unbalancedly, and a hydraulic motor for rotating the eccentric weight is provided, whereby the eccentric weight can be rotationally driven by the hydraulic motor. Since the number of revolutions of the eccentric weight is easy to change, it is possible to properly respond to the vibration operation of the ridge body to the conditions of the ridge and the working conditions, and to obtain good ridges and vibration. The flexibility of the arrangement of the mechanism can be improved, and accordingly, the relative position between the ridge and the ridge body can be appropriately adjusted and held.

Further, at this time, a soil cutting mechanism having a soil cutting rotary blade capable of cutting the upper surface portion and the side surface upper portion of the old ridge is provided at the forward position in the traveling direction of the rotary rotor, and the soil cutting rotary blade is rotated. By providing the hydraulic motor, the earth cutting rotary blade can be driven to rotate by the hydraulic motor, the rotation speed of the earth cutting rotary blade can be easily changed, and the flexibility of the arrangement of the earth cutting mechanism can be improved. It is possible to properly respond to the height of the ridge, the condition of the ridge, and the working condition, and it is possible to obtain a good ridge.

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

[Brief description of drawings]

FIG. 1 is an overall side view of a first embodiment of the present invention.

FIG. 2 is a plan view of the first embodiment of the present invention.

FIG. 3 is a rear view of the first embodiment of the present invention.

FIG. 4 is a front view of the first embodiment of the present invention.

FIG. 5 is an enlarged side view of the first embodiment of the present invention.

FIG. 6 is an explanatory diagram of a hydraulic system according to the first embodiment of this invention.

FIG. 7 is an explanatory diagram of a hydraulic system according to a second embodiment of the present invention.

[Explanation of symbols]

 W ridge 1 tractor 2 coupling mechanism 3 machine frame 4 hydraulic pump 7 rotating rotor 8 cover member 11 hydraulic motor 13 ridges 23 vibrating mechanism 28 hydraulic motor 31 earth cutting mechanism 35 earth cutting rotary blade 40 hydraulic motor

Claims (3)

[Claims] 1. A machine frame is connected to a tractor by a connection mechanism, and the machine frame is provided with a rotary rotor for raising soil on a ridge,
The tractor is provided with a cover member above the rotary rotor, a rectifying body capable of clamping the ridge at a rear position in the traveling direction of the rotary rotor, and a vibration mechanism for vibrating the ridged body. A rectifying machine characterized in that a hydraulic pump for driving the rotative power as a drive source is provided, and a hydraulic motor for driving the rotary rotor is provided. 2. The rectifying machine according to claim 1, wherein the vibrating mechanism comprises an eccentric weight that rotates unbalancedly, and a hydraulic motor that rotates the eccentric weight is provided. 3. A hydraulic motor for rotating the earth cutting rotary blade, the earth cutting mechanism having an earth cutting rotary blade capable of cutting the upper surface portion and the side surface upper portion of the old ridge at a front position in the traveling direction of the rotary rotor. The trimmer according to claim 1 or 2, further comprising: