JP2001275407A - Levee preparation machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a levee preparation machine capable of setting the rear part of a compacting plate to be a free edge or fixing the part to the compacting face, enabling the selection of the rear part of each compacting plate to a free edge or a fixed edge according to the condition of the levee soil such as the softness and moistness of the soil and effective for improving the compacting action. SOLUTION: A plurality of compacting faces K, D are formed on the outer circumference of a rotary levee preparation member 13 interposing a gap between the faces. The preparation member is further provided with compacting faces G, E having the front parts with a length extending to the compacting face at the back of the rotary direction adjacent to each compacting face and a coupling mechanism 34 to attach or detach the rear part of each compacting plate to the compacting face.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rowing machine used for, for example, ridge construction work or restoration work.

[0002]

2. Description of the Related Art Conventionally, as this kind of ridge setting machine,
1-1141212, JP-B-51-47785, JP-A-53-102411, and JP-A-53-2
No. 0316, Japanese Patent Application Laid-Open No. Sho 51-100409, Japanese Utility Model Application Laid-Open No. 60-119209, Japanese Utility Model Application Laid-Open No. 61-1759.
No. 05, JP-A-61-47103, JP-A-6-47103
1-2212202, Japanese Utility Model Application Laid-Open No. 62-1507, Japanese Utility Model Application Laid-Open No. 61-158105, Japanese Utility Model Application Laid-Open No. 3-79.
Japanese Patent Application Laid-Open No. 605-605 and Japanese Utility Model Application Laid-Open No. 5-60207 are known.

In these conventional structures, a machine frame is connected to a traveling machine body by a connecting mechanism so that the machine frame can be moved up and down, and a rotary rotor that jumps up the soil on an old ridge as a banking mechanism is connected to the machine frame by using a rotating axis of the ridge. Provided in a direction parallel or intersecting with the creation direction,
A cover member is provided above the rotating rotor and above the ridge on the machine frame, and a ridge body having a shape conforming to the upper surface of the ridge and one side of the ridge is provided at a position rearward in the traveling direction of the rotating rotor, and the power of the traveling body is provided. A crank-type or hydraulic-type striking mechanism for reciprocating striking of the ridges using the take-out shaft as a drive source is provided.The traveling machine is run along the old ridges, and the mud in the field is raised on the old ridges by the rotating rotor. The embankment is struck by a ridge striking operation of the ridge.

[0004] In another conventional structure, a vibration mechanism for vibrating the ridge body using a power take-off shaft of a traveling machine as a drive source is provided as a ridge mechanism, and the embankment raised on the old ridge is provided. Is configured to be tightened by the vibration action of the ridge.

[0005]

However, in the case of the above-mentioned conventional structure, there is an inconvenience that it may not always be possible to perform satisfactory furrowing work depending on the working conditions such as the soil quality of the furrow which differs depending on the region and the weather. are doing.

[0006]

SUMMARY OF THE INVENTION An object of the present invention is to solve such inconvenience, and among the present invention, the invention described in claim 1 is to connect a frame to a traveling body by a connecting mechanism. In connection with this, the machine frame is provided with an embankment mechanism for raising the soil on the old ridges, and a levee mechanism comprising a rotary levee body capable of rotating and leveling the levee surface by pressing and rotating the levee surface is provided at a position rearward in the traveling direction of the embankment mechanism. A plurality of pressing surface portions are formed at intervals on the outer peripheral portion of the rotary ridge body, and a pressing plate body having a length reaching the pressing surface portion at the rear position in the rotation direction adjacent to each pressing surface portion. A ridge-laying machine characterized in that a front portion is provided and a rear portion of each of the pressing plate members is provided with a detachable mechanism that can be attached to and detached from the pressing surface portion.

According to a second aspect of the present invention, there is provided the rotating ridge body comprising a side ridge portion capable of rotating and lining one side surface of the ridge and an upper surface ridge portion capable of rotating and adjusting the upper surface of the ridge. A plurality of pressing surfaces are formed at intervals on the outer periphery of the side ridges and the upper ridges, and a plurality of pressing surfaces are formed at intervals in the rotation direction adjacent to the pressing surfaces of the side ridges and the upper ridges. A front portion of the pressing plate body having a length reaching the pressing surface portion at the position, and a mounting and dismounting mechanism capable of attaching and detaching a rear portion of each of the pressing plate members to the pressing surface portion. The invention according to claim 3 is characterized in that a through hole is formed between the pressing surface portions, and the pressing plate body is formed of a flexible plate material. The invention according to claim 4 is characterized in that a soil excavation mechanism capable of excavating the old ridge is provided at a position forward of the embankment mechanism in the traveling direction. It is an.

[0008]

1 to 13 show an embodiment of the present invention. FIGS. 1 to 10 show a first embodiment, and FIGS.
13 to 13 show a second embodiment.

In the first embodiment shown in FIGS. 1 to 10,
In this case, a tractor is used, and a three-point link type connecting mechanism 2 attaches
Are movably connected.

Reference numeral 4 denotes an embankment mechanism, which in this case is constituted by an embankment body 5 composed of a rotating rotor. And a mounting shaft 5c protruding from the
The embankment 5 is rotatably mounted with its axis of rotation parallel to the ridge formation direction, and the machine frame 3 is supported by a main shaft 7 which is rotated by a power take-out shaft 6 provided on the traveling machine body 1. 7 through the turning gear train 8 and the chain mechanism 9, and the rotation of the embankment body 5 cuts out the soil of the field scene M on the ridge with the cutout locus N and jumps up toward the old ridge. It is configured to excite.

Reference numeral 10 denotes a cover member, which is attached to the machine frame 3 and is formed to have a shape covering the embankment body 5 and the ridge W. A side cover member is provided on the ridge side of the cover member 10. 11 is attached so as to be vertically movable.

Reference numeral 12 denotes a ridge arrangement mechanism. In this case, the ridge W comprises a rotating ridge 13 and a rotation mechanism 14 capable of rotating and arranging the ridge W surface by pressing and rotating an outer peripheral portion thereof.
One side W ₂ Seiaze possible side Seiaze portion 13a and ridge W of
Provided upper surface W ₁ of detachably and Seiaze capable top Seiaze portion 13b, an upward direction of a predetermined angle θ while directed obliquely upward from the side of the side surface W ₂ to the ridge W side of the rotation axis P furrow W And the rotating ridge body 13 is rotated by the rotating mechanism
Is forcibly rotated in the direction of the arrow in FIG.

In this case, a plurality of pressing surface portions K and D are formed at intervals on the outer peripheral portion of the side surface ridge portion 13a and the upper surface ridge portion 13b as the rotary ridge body 13, and in this case, eight pressing surfaces K and D are formed. The pressing surfaces K ₁ and D ₁ as the outer surfaces of the pressing surfaces K and D adjacent to the rotating direction rearward from the pressing surface portions K and D at the position in front of the rotating direction of the ridges 13 a and the upper ridge 13 b. A front portion of a compression plate body G / E made of a flexible plate material having a maximum length is provided, a through hole FC is formed between adjacent compression surface portions K and D, and a side ridge portion 13a is formed. The pressing plate bodies G and E of the upper ridge portion 13b are formed of a flexible plate material made of metal such as synthetic resin or stainless steel.

In this case, a mounting frame 15 is mounted on the machine frame 3, a bracket 16 is protruded from the mounting frame 15, a bearing 17 is mounted on the bracket 16, and the drive shaft 1 is mounted on the bearing 17.
8 is rotatably mounted horizontally, and the frame 1 is mounted on the rear side surface of the machine frame 3.
9, a gear mechanism 20 and a chain mechanism 21 are provided inside the frame 19, and a transmission shaft 22 is provided horizontally below the frame 19.
The transmission shaft 22 and the main shaft 7 are connected to the gear mechanism 20 and the chain mechanism 2.
1 and the drive shaft 18 and the conductive shaft 22.
Are connected to each other by a telescopic universal joint 23, and a rotor shaft 13 c arranged at the center of the
And the rotation of the main shaft 7 to rotate the ridge 1
3 in the figure is rotated in the arrow direction, the side surface Seiaze portion 13a and the upper surface Seiaze portion 13b ridges W with one side W ₂ of the ridge W to furrow clamping voltage rectifier by rolling contact of the outer peripheral portion of the rotating Seiaze 13 It constitutes a top surface W ₁ of to tighten voltage rectifier ridge.

Further, the side ridge portion 13a as the rotary ridge member 13 is radially welded with a plurality of plate-shaped beam members 24c spaced apart from a large-diameter ring member 24a and a small-diameter ring member 24b. A connecting shaft 24e that is fixed and inserted into and fixed to the hexagonal rotor shaft 13c is disposed at the center of the side ridge portion 13a, and is disposed between the connecting shaft 24e and the large-diameter ring member 24a and the small-diameter ring member 24b. A plurality of connecting rods 24f are welded and connected.
a and a plurality of plate-like bars 25c between the ring member 25b
Are radially welded and fixed at intervals, and a connecting shaft 25d inserted and fixed to a hexagonal rotor shaft 13c is disposed at the center of the side ridge portion 13a, and the connecting shaft 25d and the ring material 2 are arranged.
5a and a ring member 25b, and a plurality of connecting rods 25e.
Are connected by welding to form a plurality of crosspieces 24c and 25c.
Are formed on the pressing surface portions K and D and the adjacent pressing surface portions K are formed.
・ D is formed as a through hole FC between D, the outer surface of the pressing surface portion K ・ D is a pressing surface K ₁・ D _1, and a mounting piece K is provided on the pressing surface portion K ・ D.
₂・ D ₂ is attached, the front of the clamping plate GE is attached to the attaching piece K ₂・ D ₂ by the attaching portion K ₃・ D ₃ composed of a bolt and nut, and the connecting shaft 25d is inserted from the rotor shaft 13c. The upper surface ridge portion 13b is detachably provided to the side surface ridge portion 13a by being detached.

Numeral 34 denotes an attaching / detaching mechanism. In this case, a locking member 35 composed of a buckle-shaped locking hook 35a and an elevating body 35b is attached to the crosspieces 24c and 25c serving as the pressing surface portions KD. And the hooks 36 capable of hooking the hooks 35a are attached to the pressing plates G and E, and the hooks 35a are hooked on the hooks 36 as shown in FIGS. By pressing down the body 35b, the pressing plate body G
The rear part of E is fixed to the pressing surface parts K and D.
To release the hook 35a from the hook 36 to separate the rear portions of the pressing plates G and E from the pressing surfaces K and D as shown in FIG. The rear part is configured as a free end.

Numeral 26 denotes a soil removal mechanism. In this case, an intermediate shaft 27 is mounted on the cover member 10 in the front-rear direction in the traveling direction, and a holding frame 28 is pivotally mounted on the intermediate shaft 27 so as to be vertically swingable. A rotor shaft 29 is rotatably mounted on the tip of the holding frame 28, and a shaving rotor 30 having a plurality of cutting blades is mounted on the rotor shaft 29, and a chain mechanism is provided between the main shaft 7 and the intermediate shaft 27. A chain mechanism 32 is provided between the intermediate shaft 27 and the rotor shaft 29 so as to cut the old ridge at a position forward of the embankment mechanism 4 in the traveling direction.

Reference numeral 33 denotes a stabilizing member, in this case, a wheel such as a rubber tire.

Since the first embodiment of the present invention has the above-described configuration, the traveling body 1 travels along the old ridge and the power take-out shaft 6 is rotated. The mud is continuously raised and raised on the old ridge, the cover member 10 prevents the mud from scattering above the embankment 5 and to the side of the ridge, and the raised mud is prevented from being scattered outward and falls by its own weight. On the other hand, the ridge arrangement mechanism 12 is driven by using the power take-out shaft 6 of the traveling body 1 as a drive source, and the rotating ridge arrangement body 13 is rotated by the rotation mechanism 14, and a pressing surface portion K is provided on the outer peripheral portion of the rotating ridge body 13. A plurality of Ds are formed at intervals, and the pressing surfaces K ₁ of the pressing surface portions KD at the rearward position adjacent to the pressing surface portions KD at the rotation direction front side of the pressing surface portions KD at the respective pressing surface portions KD.・ D ₁
Since the front portions of the pressing plate bodies G and E having the lengths of up to are arranged, as shown in FIG. With the rotation, the compression plates G and E gradually compress the embankment and the compression surface portions KD.
Strongly pressurized via the pressing plate bodies G and E, and intermittently pressed by the presence of the plurality of pressing surfaces K and D, and rotated by the presence of the plurality of pressing surfaces K and D The tightening pressure can be increased by reducing the tightening area as compared with the structure in which tightening is performed on the entire outer peripheral surface of the ridge body 13, so that the ridge can be firmly tightened and the running speed of the traveling machine 1 can be reduced. By increasing the rotation speed of the rotary ridge 13, the pressing plate G of the rotary ridge 13 rotates and slides on the ridge surface,
Due to this rotational sliding contact, one side surface W ₂ of the ridge W and the ridge W
And the upper surface W ₁ of smoothly tightly can tighten voltage rectifier furrow,
Further, since a mounting / dismounting mechanism 34 capable of attaching / detaching the rear part of each pressing plate body G / E to / from the pressing surface portion K / D is provided, FIGS.
As shown in FIGS. 9 and 10, the rear portions of the pressing plate bodies G and E can be free ends, and as shown in FIGS.
Can be fixed to the pressing surface portions K and D, and each of the pressing plate members G can be fixed in accordance with soil conditions such as flexibility of the levee and dry / humidity.
-The rear part of E can be a free end or a fixed end, so that the tightening operation can be performed more favorably.

[0020] Also, in this case, the rotation Seiaze body 13 while rotating the side W ₂ Seiaze possible side Seiaze portion 13a and ridge W of ridge W
Since the upper surface W ₁ from the rotation Seiaze possible top Seiaze portion 13b, it can be simultaneously rotated Seiaze the upper surface W ₁ of one side W ₂ and ridge W of ridge W, be favorably pressure clamping Can,
In this case, since the through holes F and C are formed between the pressing surfaces K and D and the pressing plates G and E are formed of a flexible plate material, the through holes F and C are further formed. The ridge surface is intermittently pressed, so that the pressure can be firmly tightened, and the flexibility of the pressing plate bodies G and E allows the embankment to be gradually pressed while flexing. it is possible to suppress the adhesion phenomenon of soil to the outer peripheral portion of the body 13, ridges corners of the upper surface W ₁ of the ridge on the other hand with the side surface W ₂ can be favorably pressure tightening the, possible to excellently Seiaze work And a more robust ridge can be obtained.

Also, in this case, the old ridge surface can be shaved in advance by the shaving mechanism 26, and the embankment mechanism 4 fills the soil on the shaved ridge surface. It is possible to improve the adhesiveness and obtain a firm ridge, and in this case, the rotation axis P of the rotating ridge 13 is the ridge W
While so from the side of the side W ₂ is disposed in an upward direction of a predetermined angle θ toward the obliquely upward to the ridge W side, to one side W ₂ of the ridge W made by the outer peripheral portion of the rotary Seiaze body 13 of It is possible to lengthen the pressing and feeding length of the soil, thereby making it possible to improve the compaction pressure of the soil and to reduce the vertical height of the rotary ridge 13 in the vertical direction. The height can be reduced, and the size can be reduced.

The second embodiment shown in FIGS. 11 to 13 shows another structure of the attaching / detaching mechanism 34. In this case, the pressing surface portions K and D
A retaining member 37 composed of a holding cylinder 37a, a retaining pin 37b, and a spring member 37c is attached to the crosspieces 24c and 25c as a part, and the retaining pin 37b can be inserted into and removed from the pressing plate bodies G and E. A locking piece 38 having a hole 38a is attached, and as shown in FIGS. 12 and 13, a locking pin 37b is inserted into the locking hole 38a, so that the rear portions of the pressing plates G and E are connected to the pressing surface portions KD. By fixing the locking pin 37b from the locking hole 38a, the rear part of the pressing plate body GE is separated from the pressing surface portion KD as shown in FIG. -The rear part of E is configured to be a free end.

In the second embodiment, the same operation and effect as those of the first embodiment can be obtained.

The present invention is not limited to the above-described embodiment. For example, as the embankment mechanism 4, a rotary rotor having a rotation axis in a direction intersecting with the ridge formation direction can be adopted. In addition, an additional structure in which the rotary ridge body 13 in the above embodiment is vibrated by a hydraulic or eccentric weight type vibrating mechanism or a ridge hitting motion is performed by a ridge hitting mechanism composed of a crank type or a hydraulic type. In addition, the number and shape of the pressing surface portions K and D and the through holes F and C, and the size and material of the pressing plate members G and E are appropriately changed and designed.

[0025]

As described above, according to the first aspect of the present invention, when the traveling body travels along the old ridge, on the other hand, the embankment mechanism builds up the field mud at the ridge on the old ridge,
On the other hand, the ridge control mechanism is driven to rotate the rotary ridge, and a plurality of pressing surfaces are formed at intervals on the outer peripheral portion of the rotary ridge. Since the front part of the compression plate body is arranged from the surface side to the adjacent compression surface part at the rear position, the compression plate body gradually moves with the rotation in the direction that promotes the advancement of the traveling machine. The embankment is tightened and strongly tightened by the pressing surface portion through the pressing plate body. Intermittent pressing is performed by the presence of the plurality of pressing surfaces, and rotation is regulated by the presence of the plurality of pressing surfaces. The tightening pressure can be increased by reducing the tightening area compared to the structure in which tightening is performed on the entire outer peripheral surface of the ridge. By increasing the rotation speed of the ridge, the pressing plate of the rotating ridge rotates to the ridge surface This rotation sliding contact makes it possible to smooth and firmly tighten the ridges, and furthermore, since there is an attachment / detachment mechanism that can attach and detach the rear part of each clamping plate to the clamping surface. The rear part of the clamping plate can be set to a free end, or the rear part of the clamping plate can be fixed to the clamping surface. The rear part of the plate can be a free end or a fixed end,
The tightening pressure action can be performed more favorably.

Further, in the invention according to claim 2, the rotating ridge body has a side ridge portion on one side of which can be rotated and a top ridge portion on which the upper surface of the ridge can be rotated. Therefore, the one side surface of the ridge and the upper surface of the ridge can be simultaneously rotated and leveled, and can be satisfactorily tightened. In the invention according to claim 3, between the pressing surface portions The through-hole is formed and the pressing plate body is formed of a flexible plate, so that the through-hole presses the ridge surface more intermittently, so that the pressing force can be firmly increased and the flexible Due to the nature, the pressing plate body can bend gradually while compressing the embankment, and the adhesion phenomenon of soil to the outer peripheral part of the rotating ridge can be suppressed, and the ridge between the upper surface and one side of the ridge The corners can be squeezed satisfactorily, good ridge work can be performed, and more robust ridges It is possible to obtain.

According to the fourth aspect of the present invention, the old ridge surface can be shaved in advance by the shaving mechanism, and the embankment is to be laid on the shaved ridge surface. The binding property between the soil and the embankment can be enhanced, and a firm ridge can be obtained accordingly.

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

[Brief description of the drawings]

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

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

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

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

FIG. 5 is a front view of the first embodiment of the present invention.

FIG. 6 is an enlarged sectional view of the first embodiment of the present invention.

FIG. 7 is a partially enlarged cross-sectional view of the first embodiment of the present invention.

FIG. 8 is a partially enlarged sectional view of the first embodiment of the present invention.

FIG. 9 is a partially enlarged cross-sectional view of the first embodiment of the present invention.

FIG. 10 is a partially enlarged cross-sectional view of the first embodiment of the present invention.

FIG. 11 is a partially enlarged sectional view of a second embodiment of the present invention.

FIG. 12 is a partially enlarged sectional view of a second embodiment of the present invention.

FIG. 13 is a partially enlarged sectional view of a second embodiment of the present invention.

[Explanation of symbols]

W ridge W ₁ top surface W ₂ side surface K pressing surface portion D pressing surface portion G pressing plate body E pressing plate body F through hole C through hole 1 traveling body 2 connecting mechanism 3 machine frame 4 embankment mechanism 12 ridge mechanism 13 rotation Ridge 13a Side ridge 13b Top ridge

Claims (4)

[Claims] 1. An embankment mechanism for connecting a machine frame to a traveling machine body by a connecting mechanism, and providing an embankment mechanism for raising the soil on an old ridge on the machine frame.
At the rear position in the traveling direction of the embankment mechanism, there is provided a ridge arrangement mechanism composed of a rotating ridge body capable of rotating and arranging the ridge surface by press-contact rotation. And a front portion of a pressing plate body having a length reaching a pressing surface portion at a rear position in the rotation direction adjacent to each pressing surface portion, and a rear portion of each of the pressing plate members is attached to the pressing portion. A ridge-removing machine characterized by comprising a detachable attachment / detachment mechanism disposed on a tightening surface. 2. The rotary ridge body comprises a side ridge portion on one side of the ridge that can be rotated and ridged, and an upper surface ridge portion on which the upper surface of the ridge can be rotated and fixed. A plurality of pressing surfaces are formed on the outer peripheral portion of the upper surface ridge portion at intervals, and a length reaching the pressing surface portion at a rearward position in the rotation direction adjacent to the side ridge portion and each pressing surface portion of the upper surface ridge portion. 2. A mounting mechanism according to claim 1, wherein a front portion of the pressing plate body is disposed, and a rear portion of each of the pressing plate members is provided with a detachable mechanism detachable from the pressing surface portion. Ridging machine. 3. The leveling machine according to claim 1, wherein a through hole is formed between the pressing surfaces, and the pressing plate is formed of a flexible plate. 4. The ridge-removing machine according to claim 1, further comprising a soil-removing mechanism capable of shaving the old ridge at a position forward of the embankment mechanism in the traveling direction. .