JP2008206423A - Levee-plastering machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a levee-plastering machine forming a levee side surface with uniform hardness. <P>SOLUTION: The levee-plastering machine is equipped with a soil piling body for piling up soil, and an approximately circular truncated cone-shaped rotatable levee side surface forming body 24 that compacts piled soil so as to form an inclined surface-like levee side surface. A diameter-reduced side end of the levee side surface forming body 24 is equipped with an approximately cylindrical rotatable levee top surface forming body 25 that compacts soil and so as to form a horizontal plane-like levee top surface. In the ridge upper side forming body 25, a projection 26 for moving soil toward the side of the levee side surface forming body 24 is provided on an outer peripheral surface. The projection 26 is formed in such a shape as to be spiral in a rotational direction along with leaving from the levee side surface forming body 24. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a glazing machine capable of forming a heel side surface having a uniform hardness.

Conventionally, for example, an embankment body for raising soil, a substantially frustoconical rotatable dredge side surface forming body that compacts the soil raised by the embankment body to form an inclined dredge side surface, and a dredge side surface forming body A dip coating provided with a rotatable heel surface forming body that forms a horizontal heel surface by compacting the soil that is provided on the reduced diameter side end portion and the outer peripheral surface is formed of a cylindrical surface and is raised by the embankment body A machine is known (see, for example, Patent Document 1).
JP 2004-305028 A

  However, in the case of the above-described conventional paddle coater, the soil is more likely to drop at the upper part of the paddle side than at the lower part, so the amount of soil on the reduced diameter side of the paddle side surface forming body is insufficient, and the hardness of the paddle side surface is insufficient. May be non-uniform.

  This invention is made | formed in view of such a point, and it aims at providing the glazing machine which can form the heel side surface with uniform hardness.

  The dredging machine according to claim 1 is a substantially frustoconical rotatable dredge side surface forming an embankment for raising soil and compacting the earth raised by the embankment to form an inclined dredge side. And a substantially cylindrical rotatable top surface forming body that is provided at the reduced diameter side end of the side surface forming body and compacts the soil raised by the embankment body to form a horizontal flat top surface The heel upper surface forming body has a protrusion on the outer peripheral surface that moves the soil raised by the embankment body toward the heel side surface forming body side.

  The glazing machine according to claim 2 is the glazing machine according to claim 1, wherein the protrusion is formed in a spiral shape that goes in the rotational direction as the distance from the heel side surface forming body increases.

  According to a third aspect of the present invention, in the first aspect of the first aspect of the present invention, the protrusion is formed in a spiral shape in the rotational direction as the distance from the side surface forming body increases, so that the soil is gradually pressed. The ridge upper surface forming body is formed in a circular shape centering on the rotation center axis of the ridge upper surface forming body in a side view.

  According to a fourth aspect of the present invention, in the first aspect of the first aspect of the present invention, the protrusion is formed of a spiral protrusion that faces in the rotational direction as the distance from the side surface forming body increases. .

  According to the first aspect of the present invention, since the ridge upper surface forming body has the protrusion on the outer peripheral surface that moves the soil raised by the embankment body toward the heel side surface forming body side, the reduced diameter side of the heel side surface forming body In addition, a desired amount of soil can be secured, and a side surface with uniform hardness can be formed.

  According to the second aspect of the present invention, since the protrusion is formed in a spiral shape that turns in the rotation direction as it is separated from the heel side surface forming body, the soil raised by the embankment body by the spiral protrusion is It can be smoothly moved toward the side surface forming body.

  According to the invention of claim 3, the soil raised by the embankment body by the spiral projecting plate portion can be smoothly moved toward the side surface forming body side, and the thickness dimension is directed in the rotation direction. Since the soil can be gradually pressed by the projecting plate portion that gradually decreases, and the heel upper surface forming body has a circular shape centering on the rotation center axis of the heel upper surface forming body in a side view, Vertical vibration can be suppressed.

  According to the invention which concerns on Claim 4, the soil raised by the embankment body by the spiral protrusion part can be smoothly moved toward the dredge side surface formation body side.

  An embodiment of a plastering machine according to the present invention will be described with reference to the drawings.

  In FIG. 1, reference numeral 1 denotes a hull coater, and this hull coater 1 is a tow type that is used by being connected to the rear part of a tractor (not shown) that is a traveling vehicle.

  The hull coater 1 includes a machine body 2 connected to a three-point link (working machine lifting support device) at the rear of the tractor, and a rotary surface provided on one side front of the machine body 2. The embankment body 3 that is cultivated and raised on the side surface and the top surface of the reed, and the embankment body that is rotatably provided at one side rear part of the body 2 while rotating around the rotation center axis X in the horizontal direction in the left and right directions. 3, compacting the soil raised in 3 to form a new crease (new crease) A, and a rotatable upper face shaving portion 5 for shaving the upper face of the crease in front of the embankment body 3. I have.

  The airframe 2 has a fixed machine frame 7 connected to a three-point link at the rear of the tractor. One end of a rotating arm 8 is rotatably attached to the fixed machine frame 7, and a movable machine frame 9 is rotatably attached to the other end of the rotating arm 8. And the embankment body 3, the ridge forming part 4, and the upper surface cutting part 5 are each provided in the movable machine frame 9 so that rotation is possible.

  The fixed machine frame 7 has a shaft holding portion 10, and an input shaft 11 in a substantially front-rear direction is rotatably provided on the shaft holding portion 10. The input shaft 11 is connected to the PTO shaft of the tractor, a joint, a transmission shaft, and the like. Connected through. On the other hand, the movable machine frame 9 also has a transmission case, and this movable machine frame 9 has a shaft holding part 12, and an intermediate input shaft 13 is rotatably provided on the shaft holding part 12. The intermediate input shaft 13 is connected to the input shaft 11 via a joint, a transmission shaft, and the like.

  The embankment 3 is rotatively supported by a movable machine frame 9 and is rotatably supported by the rotary shaft 21, and cultivates the soil of the paddy field and the straw while rotating together with the rotary shaft 21. And a plurality of embankment nails 22 raised on the heel side surface and the heel upper surface. Upper portions of the plurality of embankment nails 22 are covered with a cover body (not shown). The rotating shaft 21 of the embankment 3 is driven to rotate in a predetermined direction by power from the intermediate input shaft 13 side.

  The ridge forming unit 4 is formed on the embankment 3 while rotating in the rotation direction a about the rotation center axis X integrally with the rotation shaft 23 and the rotation shaft 23 rotatably supported by the movable machine frame 9. A substantially frustoconical rotatable ridge side surface forming body 24 forming a down inclined surface ridge side surface B toward the rice field side by compacting the raised soil, and a reduced diameter side end of the heel side surface forming body 24 An approximately cylinder that forms a horizontal plane top surface C by compacting the soil raised in the embankment body 3 while rotating in the rotation direction a about the rotation center axis X as a unit with the rotation shaft 23. And a rotatable heel upper surface forming body 25. The rotary shaft 23 of the heel forming portion 4 is driven to rotate in a rotational direction a that is a predetermined direction by power from the intermediate input shaft 13 side.

  Here, as shown in FIG. 2 to FIG. 4, the upper surface forming body (upper surface roller) 25 is configured to remove the soil raised on the upper surface of the main surface by the embankment body 3 when the upper surface forming body 25 rotates. A plurality of, for example, four spiral protrusions 26 are provided on the outer peripheral surface for compacting and moving a part of the soil toward the heel side surface forming body 24 side, that is, toward the reduced diameter side end of the heel side surface forming body 24. Yes.

  Each protrusion 26 is formed in a spiral shape toward the rotation direction a as it moves away from the heel side surface forming body 24. When the thickness dimension gradually decreases in the rotation direction a so as to gradually pressurize the soil, a convex protrusion is formed. It is composed of a projecting plate portion 27 which is a surface portion.

  The heel upper surface forming body 25 has a circular shape centered on the rotation center axis X in a side view so that the vertical vibration of the heel upper surface forming body 25 is suppressed (see FIG. 4). That is, the outline of the collar upper surface forming body 25 is a circle centered on the rotation center axis X in a side view. That is, the four projecting plate portions 27 are centered on the rotation central axis X when the collar upper surface forming body 25 is viewed from the side. It is arrange | positioned so that it may be located in a continuous manner on the circumference. Then, at the connecting portion between the rotational direction front end of one projecting plate portion 27 and the rotational direction rear end of the other projecting plate portion 27 of the adjacent projecting plate portions 27, a spiral toward the rotational direction a as the distance from the side surface forming body 24 increases. A step 28 is formed.

  Note that the heel upper surface forming body 25 is formed of, for example, a plurality of plate-like members whose thickness dimension gradually decreases from one end in the width direction to the other end in the width direction on the outer peripheral surface of the cylindrical member having an outer peripheral surface. Paste to make.

  On the other hand, as shown in FIG. 2, the side surface forming body 24 is formed in a truncated cone-shaped base 31 and is provided radially on the outer peripheral surface side of the base 31 around the rotation center axis X and aligned in the rotation direction a. A plurality of action plates (disks) 32 having a substantially fan shape and a slightly curved surface are positioned.

  Next, the operation and the like of the above-described glazing machine 1 will be described.

  When the spreader 1 is connected to the three-point link at the rear of the tractor and the tractor is run, the spreader 1 moves forward in the traveling direction together with the tractor, and the embankment body 3, the hull forming unit 4, and the upper surface cutting unit. Each of 5 rotates.

  Then, the soil is raised by the embankment body 3 on the side surface and the top surface of the main fence, and the earth is compacted by the side surface formation body 24 that rotates in the rotation direction a about the rotation center axis X, and is inclined. The heel side surface B is formed, and the soil is compacted by the heel surface forming body 25 that rotates in the rotation direction a about the rotation center axis X, so that the heel surface C is formed. At this time, the soil moves toward the diameter-reduced side end of the heel side surface forming body 24 by the spiral projecting plate portion 27 of the heel side surface forming body 25, and the soil is near the diameter-reduced side end of the heel side surface forming body 24. Therefore, a desired amount of soil is secured on the reduced diameter side of the heel side surface forming body 24.

  As described above, according to the dredge coating machine 1, the spiral protrusion 26 that moves the soil raised by the embankment body 3 toward the dredge side surface formation body 24 side, that is, for example, a projecting plate portion. Since the outer peripheral surface 27 is provided, even if the soil falls on the upper side of the heel side surface, a desired amount of soil can be secured on the reduced diameter side of the heel side surface forming body 24 and the heel side surface B having a uniform hardness can be formed.

  Further, the soil raised by the embankment body 3 by the spiral projecting plate portion 27 can be smoothly moved toward the side surface forming body 24 side, and the thickness dimension is gradually decreased in the rotation direction. The projecting plate portion 27 can gradually pressurize the soil so that it can be compacted effectively, and the saddle upper surface forming body 25 has a circular shape centered on the rotation center axis X in a side view. The vertical vibration of 25 can be suppressed, and therefore, the upper face C that is harder and compacted than before can be formed.

  In the above-described embodiment, the configuration has been described in which the upper surface forming body 25 has the four spiral protruding plate portions 27 on the outer peripheral surface. However, the number of the spiral protruding plate portions 27 is arbitrary and is three or six. 8 or the like, and as shown in FIG. 5 and FIG. 6, the heel upper surface forming body 25 may have a configuration having one spiral protruding plate portion 27 on the outer peripheral surface. In this configuration, a spiral step 28 is formed at the rear end in the rotation direction of one projecting plate portion 27 so as to move away from the side surface forming body 24 in the rotation direction a.

  Further, for example, as shown in FIG. 7, the protrusion 26 is composed of a plurality of protrusions 33 such as four spiral elongated plates or round bars that are directed in the rotational direction a as they are separated from the heel side surface forming body 24. It may be a thing. Each ridge 33 protrudes from the cylindrical outer peripheral surface of the cylindrical main body 34 and is located from one end to the other end of the cylindrical main body 34 in the axial direction. The number of the protrusions 33 is arbitrary, and may be three, six, eight, or one.

1 is a schematic plan view of a drape coater according to an embodiment of the present invention. It is a perspective view of the wrinkle formation part of a wrinkle coating machine same as the above. It is a perspective view of the collar upper surface formation body of a collar formation part same as the above. It is a side view of a ridge upper surface formation body same as the above. It is a perspective view of the heel upper surface formation body of the glazing machine which concerns on other embodiment of this invention. It is a side view of a ridge upper surface formation body same as the above. It is a perspective view of the heel upper surface formation body of the glazing machine which concerns on other embodiment of this invention.

Explanation of symbols

1 Filling machine 3 Filling body
24 heel side surface forming body
25 畦 Top surface formation
26 Protrusion
27 Veneer part
33 ridges a Rotating direction B 畦 Side C 畦 Top X Rotation center axis

Claims (4)

An embankment that raises the soil,
A substantially frustoconical rotatable side surface forming body that compacts the soil raised in this embankment to form a sloped side surface;
A substantially cylindrical rotatable top surface forming body provided at the reduced diameter side end of the side surface forming body and compacting the soil raised by the embankment body to form a horizontal surface top surface ,
The cocoon top surface forming body has a protrusion on the outer peripheral surface that moves the soil raised by the embankment body toward the heel side surface forming body side. The ridge coating machine according to claim 1, wherein the protrusion is formed in a spiral shape in a rotational direction as it is separated from the ridge side surface forming body. The protrusion is formed in a spiral shape which is formed in a spiral shape toward the rotation direction as it is away from the heel side surface forming body, and the thickness dimension is gradually reduced in the rotation direction so as to gradually pressurize the soil.
The glazing machine according to claim 1, wherein the ridge upper surface forming body has a circular shape centering on a rotation center axis of the ridge upper surface forming body in a side view. 2. The wrinkle coater according to claim 1, wherein the protrusion is configured by a spiral protrusion that faces in a rotational direction as the protrusion is separated from the hook side surface forming body.

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