JP6144591B2 - Cocoon forming machine - Google Patents

Description

  The present invention relates to a scissor forming machine that is attached to a tractor and performs an operation by offsetting a working portion to the side of the tractor to repair an old scissors and form a new scissors. In detail, it is related with the structure of the wrinkle formation disk of a wrinkle forming machine.

  As a configuration of a ridge forming disk of a conventional ridge forming machine, a configuration according to Japanese Patent No. 3148678 by the same applicant is known. The paddle forming machine according to this gazette is mounted on a tractor and moved along the paddle forming part, and a paddle device that supplies soil to the paddle forming part in a raised state, and a paddle installed at the back of the moving direction of the padding apparatus A cylindrical rotating body that rotates and passes the soil over a portion where the soil is raised, and a rotational driving power supply side that is attached to the rotational driving force supply side of the cylindrical rotating body. The diameter increases toward the center and has an inclined surface toward the center of the cylindrical rotating body, and the surface is divided into radial divided pieces, and each divided piece is provided with an advancing angle with respect to the traveling direction. Each of the pieces has a clearance angle and a conical rotating body connected in a zigzag shape in a side view.

Japanese Patent No. 3148678

  A conventional wrinkle forming apparatus comprises a cylindrical rotating body that rotates perpendicularly to a wrinkle and passes through the upper face of the wrinkle, and a conical rotating body that has a conical surface that passes through the wrinkle side face and forms the wrinkle side face. The peripheral speed of the body is set faster than the traveling speed of the traveling vehicle, and the heel is tightened by the slip action. In the prior art, in order to further tighten the side surface of the collar, the conical rotating body is formed as a radially divided piece, and is formed in a zigzag shape as viewed from the side so that the advancing angle is provided with respect to the traveling direction and the adjacent divided pieces are connected with a clearance angle. Kneaded with intermittent pressure.

  However, the rear end portion of the split piece that is the rotation apex portion has the problem that wear is faster than other portions because the pressing force acts the most.

  Accordingly, an object of the present invention is to provide a wrinkle forming machine capable of forming a hard and tight wrinkle and to provide a wrinkle forming machine having a durable wrinkle forming portion.

In order to solve the above-mentioned problem, it has a crest-forming portion that is moved along the crust-forming location and supplies soil to the crust-forming location in a raised state, and a crust-forming portion provided at the rear in the moving direction of the embankment portion In the crease forming machine, the crease forming part passes through the crease formation portion where the soil is raised in the above-described embankment part while passing through the crease forming part,
The scissors forming portion includes a cylindrical rotating body that forms the top surface of the scissors and a conical rotating body that is attached to one end of the cylindrical rotating body and forms a scissors side surface, and the surface of the conical rotating body has a plurality of radial shapes around the rotation axis. The divided piece is formed such that the outer peripheral surface increases in a circular arc shape from the rotation direction front to the rotation direction rear, and the outer peripheral surface increases from the rotation direction front to the rotation direction rear. A bar is in contact with the inner surface of the segment in parallel with the edge of the segment, and the front end of the segment in the rotating direction adjacent to the bar contacts to form a stepped portion, and the segment segments are connected in a zigzag shape in side view. have been, the rotation direction rear end of the split piece proposes a ridge forming machine characterized that you have curved inward along the outer periphery of the rod member.

  According to the present invention, the bar is in contact with the inner surface of the rear end of the rotating direction in parallel with the edge of the divided piece, and the front end of the divided piece in the rotating direction adjacent to the bar is in contact with each other to form a stepped portion. Since each divided piece is connected in a zigzag shape, there is a bar even if the rear end of the divided piece that is the rotation apex part is worn out, so it can be used further and has a durable ridge forming part Can be provided.

  In addition, when the rear end portion in the rotation direction of the divided piece is curved inward along the outer periphery of the bar, the flexural strength of the divided piece is improved, and when the forming rod is released after pressing at the rear end portion of the divided piece In addition, since the corner of the tip does not become the top of rotation, wear of the corner of the tip is suppressed, and a wrinkle forming machine having a durable wrinkle forming portion can be provided.

It is a right view of the ridge forming machine of the Example of this invention. It is a top view of the wrinkle forming machine of the Example of this invention. It is a perspective view of a cylindrical rotator and a conical rotator which are ridge forming portions of an embodiment of the present invention. It is the figure which looked at the conical rotary body of the wrinkle formation part of the Example of this invention from the inner side. It is a partial expanded sectional view of the division piece of the cone rotation body of this invention. It is a partial expanded sectional view of the division piece of the conical rotary body of another Example of this invention.

  One embodiment will be described with reference to FIGS. 1 is a right side view of a wrinkle forming machine according to an embodiment of the present invention, FIG. 2 is a plan view of the wrinkle forming machine according to the same embodiment of the present invention, and FIG. 3 is a cylindrical rotation that is a wrinkle forming portion of the embodiment of the present invention. 4 is a perspective view of the conical rotator of the flange forming portion according to the embodiment of the present invention, and FIG. 5 is a partially enlarged sectional view of a split piece of the conical rotator of the present invention. FIG. 6 is a partially enlarged sectional view of a split piece of a conical rotating body according to another embodiment of the present invention.

  As shown in FIGS. 1 and 2, the ridge forming machine A has a tractor mounting portion 10 connected to a three-point link mechanism behind the tractor on the front side of the frame 1 and a side offset from the center of the tractor mounting portion 10. The working part a provided is provided, and the working part a is located on the front side of the work part a, on the rear side of the working part a, excavating the soil of the paddy field and the main fence and raising the soil to the side and upper surface of the main fence. There is provided a ridge forming section 3 for compacting the embankment raised by the embankment section 2 while rotating by a horizontal rotating shaft perpendicular to the traveling direction to form a new ridge on the main fence.

  The front part of the frame 1 constituting the ridge forming machine A is a tractor mounting portion 10 provided in the ridge forming machine A. The ridge forming machine A is used by being attached to the rear of a tractor (not shown) via a tractor mounting portion 10. The tractor mounting portion 10 is provided on the front side in the traveling direction, which is the end portion on the side where the tractor is attached (the right side in FIG. 1) in the heel former A. In the tractor mounting portion 10, a top link pin 101 provided at a front end portion of an upper portion of one top bracket fixed to the frame 1 is arranged at the center of the upper portion, and lower link pins 100 and 100 that are also fixed to the frame 1. Are attached to both ends of the lower part, and are connected to and attached to the three-point link mechanism of the tractor.

  Reference numeral 12 denotes an input shaft. The input shaft 12 is provided at the lower center portion of the tractor mounting portion 10 so as to project forward, and is connected to a PTO shaft (not shown), which is an output shaft for driving force on the tractor side, by a universal joint or the like. Then, the power of the tractor is transmitted to the working part a of the rod forming machine A through the transmission shaft 13 connected to the rear of the input shaft 12. The embankment part 2 and the ridge forming part 3 are driven by the transmitted power.

  The embankment part 2 and the ridge forming part 3 of the working part a are provided so as to be able to turn on the turning end side of the turning frame 11 that turns to the left and right with respect to the frame 1, and are offset with respect to the mounted tractor. The amount can be adjusted.

  The embankment portion 2 includes a rotor shaft 22 that is provided with a plurality of excavating claws 20 radially on a horizontal rotating shaft and projecting on the main fence side, and a cover body 21 that guides the soil splashed up by the excavating claws 20 to the main fence side. Prepare. The rotor shaft 22 having the excavating claws 20 is rotated by the power from the tractor, excavates part of the paddy field and the former soil, jumps up to the former side, and is embanked.

  As shown in FIG. 3, the ridge forming portion 3 located behind the embankment portion 2 includes a cylindrical rotating body 30 that forms the ridge upper surface and a conical rotating body 31 that forms the ridge side surface, and is perpendicular to the traveling direction. It rotates faster than the tractor traveling speed around the rotating central shaft 315, and the embankment that has been embanked by the embankment portion 2 proceeds while being rotated and compacted. The conical rotator 31 has a truncated cone shape that gradually increases in diameter toward the surface, and a horizontal cylindrical cylindrical rotator 30 projects outwardly and is fixed to the top of the conical rotator 31. ing. The ridge forming unit 3 is driven together with the rotor shaft 22 of the embankment unit 2 by the power of the tractor input through the input shaft 12.

  The conical rotator 31 is composed of a plurality of radially divided pieces 310 whose surfaces are centered on the rotation center axis 315. Each of the divided pieces 310 has an outer peripheral surface whose distance from the rotation center axis 315 is the rotation direction. It is formed so as to increase in a circular arc shape from the front toward the rear in the rotation direction, and a bar 313 is brought into contact with the inner surface of the rear end 311 in the rotation direction substantially parallel to the edge 312 of the divided piece. The front end portions in the rotation direction of adjacent divided pieces are in contact with each other to form a stepped portion 316, and the divided pieces 310 are connected in a zigzag shape in a side view. Since the rear end portion 311 in the rotation direction of the divided piece is a rotation apex portion, it is the fastest wear portion of the divided piece 310. However, even if the divided piece 310 is worn, there is still a bar material. It can be used for a longer time than a conical rotating body composed of only one piece, and a ridge forming machine having a durable ridge forming portion can be provided. Moreover, as shown in FIG. 4, since the bar 313 is arranged like a framework of an umbrella at a portion that receives the most pressing force, a rigid conical rotating body can be configured. In this example, the bar 313 is a round bar, but the bar may be a polygonal bar.

  Further, since the rear end portion 311 in the rotation direction of the divided piece 310 is curved inward along the outer periphery of the bar 313, the bending strength of the rear end portion 311 in the rotation direction of the divided piece 310 is improved, and the divided piece When the forming heel is pressed and separated at the rear end 311 in the rotational direction 310, the tip corner does not become the top of rotation, wear of the tip corner is suppressed, and the heel is formed smoothly and durable. A wrinkle forming machine having a section can be provided.

  Referring to FIG. 5, the state in which the conical rotator 31 of the present invention applies soil to the ridge surface will be explained. The conical rotator 31 travels in the X direction by traveling of the attached tractor and is faster than the traveling speed. Rotate in the direction and apply the soil on the Marshal. The conical rotating body 31 includes a plurality of divided pieces 310, and one divided piece 310 has a shape in which the front side in the rotational direction of the divided piece 310 is lower than the rotation center axis 315 and the rear side is higher in an arc shape. The front soil is dragged to the heel side by rotational resistance, and the front soil is sequentially pressed by the traveling of the tractor.

  The stepped portion 316 formed in the connecting portion of the mutual divided pieces 310 and the shape of the divided pieces 310 formed so that the height increases in an arc shape from the front in the rotation direction to the rear in the rotation direction are gradually increased. The pressing surface is increased to harden the heel surface, and the pressing force is changed by the stepped portion 316. By repeating this, the heel surface is struck, and the internal air and moisture are pushed out to be strong. Nails can be molded.

  FIG. 6 is a partially enlarged cross-sectional view of another embodiment of the connecting portion between the divided pieces 310 of the conical rotating body 31. The bar 313 is in contact with the outer surface of the front end portion in the rotational direction of the divided piece 310. It has a configuration. According to this embodiment, the cross-sectional height dimension of the bar 313 becomes the step dimension of the step portion 316. The bar 313 and the divided piece 310 are connected together by welding to form a conical rotating body 31.

  1 and 2 show a forward working state in which the tractor is moved forward while the working part a is offset to the right side of the tractor. The wrinkle forming machine of this example rotates the rotating frame 11 to the left, offsets the working part a to the left of the tractor, and further reverses the working part a to process the remainder of the field corner. It is also possible to enter a reverse work state in which the work is performed by reversing. The saddle forming operation is performed by offsetting the working part a to the tractor side and running the tractor in parallel with the main fence.

  The conical rotator 31 of the heel forming portion 3 has a truncated cone shape, and a plurality of metal plate divided pieces 310 are attached to the surface of the conical rotator 31. At the time of ridge formation work, the surface of the conical rotator 31 is brought into contact with the embankment raised by the sloped embankment 2 on the side of the main fence, and the conical rotator 31 is rotated and advanced to compact the embankment. Then, an inclined surface of the Xinjiang side is formed on the side of the main shaft. The conical rotator 31 has a strength and a weight necessary for forming a side surface of the heel by being pressed against the heel.

  The cylindrical rotating body 30 has a horizontal cylindrical shape, and is attached to the tip of the truncated cone of the conical rotating body 31. The cylindrical rotating body 30 is rotated while the outer periphery is in contact with the embankment on the upper surface of the main rod during molding operation to form the upper surface of the new cage.

  The embankment part 2 is installed immediately before the ridge forming part 3 on the tractor side, that is, the front side in the traveling direction from the ridge forming part 3. The embankment portion 2 includes a rotor shaft 22 having a plurality of excavation claws 20 that are radially attached to a rotation shaft, and a cover body 21. The excavation claws 20 are provided on the rotor shaft 22 with their tips bent to the side of the sloping inclined surface. The excavation claw 20 excavates the slope of the former fence and the slope skirt of the paddy surface, and scatters the excavated soil to the side face and the upper face of the fence to form a fill.

  The cover body 21 is provided so as to cover the upper surface of the rotor shaft 22, the base side of the rotor shaft 22, and the rear surface side in the traveling direction, and prevents the soil excavated by the excavation claws 20 and guides the soil to the heel side. For this reason, the flange side of the rotor shaft 22 is open.

  The excavation blade 43 excavates the slope of the fence to be excavated and the surface of the lower part of the slope, and scatters the soil to raise the soil on the former fence. On the other hand, the conical rotator 31 of the heel forming portion 3 is rotated in contact with the entire side face inclined surface of the heel to form the side inclined surface of the heel.

  INDUSTRIAL APPLICABILITY The present invention is used in a kite forming machine that is mounted on the rear side of a traveling machine such as a tractor and performs a kite forming operation by being offset laterally.

DESCRIPTION OF SYMBOLS 1 Frame 10 Tractor mounting part 100 Lower link pin 101 Top link pin 11 Rotating frame 12 Input shaft 13 Transmission shaft 2 Embankment part 20 Excavation claw 21 Cover body 22 Rotor shaft 3 Hail formation part 30 Cylindrical rotating body 31 Conical rotating body 310 Divided piece 311 Rotation direction rear end 312 Divided piece edge 313 Bar 315 Rotation center axis 316 Step

Claims (1)

It has a crest-forming part that is moved along the crust-forming location and supplies soil to the crust-forming location in a raised state, and a crust-forming portion provided at the rear in the moving direction of the crust-forming portion, In the crease forming machine that passes through the crease formation location where the soil is raised at the part and rotates to form the crease,
The scissors forming portion includes a cylindrical rotating body that forms the top surface of the scissors and a conical rotating body that is attached to one end of the cylindrical rotating body and forms a scissors side surface, and the surface of the conical rotating body has a plurality of radial shapes around the rotation axis. The divided piece is formed such that the outer peripheral surface increases in a circular arc shape from the rotation direction front to the rotation direction rear, and the outer peripheral surface increases from the rotation direction front to the rotation direction rear. A bar is in contact with the inner surface of the segment in parallel with the edge of the segment, and the front end of the segment in the rotating direction adjacent to the bar contacts to form a stepped portion, and the segment segments are connected in a zigzag shape in side view. have been, ridge forming machine which was characterized by Rukoto rotation direction rear end portion of the split pieces are curved inward along the outer periphery of the rod member.

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