JP5266579B2 - Longitudinal route forming device for farm fields - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an apparatus for forming a vertical port passage for a field, which makes a penetration beam form a penetration mark groove with progress of a traveling machine body, with which an extension member is forcedly extended and turned from a non-extension position backward in the traveling direction to an extension position laterally in the traveling direction by an intermittent extension mechanism, extended in the vertical direction in soil to extend one side of the formed penetration mark groove, to form the vertical port passage open to the field surface and to scatteringly form the vertical port passage open to the field surface. <P>SOLUTION: The apparatus for forming a vertical port passage for a field is equipped with the extension member 15 that connects a machine frame 3 to the traveling machine body 1 by a connection mechanism 2, vertically arranges the penetration beam 4 on the machine frame freely swingably in the traveling direction by a shaking and vibrating mechanism 5, extends one side of the penetration mark groove S formed by extension in the vertical direction in soil W by the penetration beam at a position backward in the traveling direction of the penetration beam and forms the vertical port passage T open to the field surface M and the intermittent extension mechanism 16 for intermittently and forcedly extending and rotating the extension member from a non-extension position K backward in the traveling direction to an extension position G laterally in the traveling direction. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

  The present invention relates to a vertical field path forming apparatus for a field used when forming a vertical path in a field soil of a paddy field or a field, for example.

  Conventionally, as this type of vertical path forming device for a field, a machine frame is connected to a traveling machine body by a connecting mechanism, and a perforated body that can form a vertical path in the field soil is moved up and down in the field and in the forward and backward directions. There is a known structure that is vertically movable.

Therefore, in a field such as paddy field, it consists of a surface cultivation layer, a lower cultivation board, and a lower core soil layer. This cultivation layer, the cultivation board and the core soil layer, at least the cultivation layer, It penetrates and advances, and the vertical tracts are scattered and formed in the field soil by the perforated body. The vertical tracts improve the drainage and air permeability of the field and improve the deep growth of the roots of paddy rice. Will do.
JP 59-85041 A Japanese Patent Publication No. 62-43037

  However, in the case of the conventional structure described above, the punched body has a structure in which the vertical opening is punched while repeating the vertical movement while moving back and forth in the advancing direction, and there is a disadvantage that the vertical movement mechanism and the forward / backward movement mechanism of the punched body are easily complicated. doing.

SUMMARY OF THE INVENTION The present invention aims to solve such inconveniences, and in the invention according to claim 1, the machine frame is connected to the traveling machine body by a connecting mechanism, and the machine frame is provided. The penetrating beam is vertically arranged so as to be freely swingable in the traveling direction by the swing mechanism, and is formed by extending in the vertical direction in the soil by the penetrating beam at a position behind the penetrating beam in the traveling direction. An expansion member capable of forming a vertical opening that opens to the ground surface by extending one side surface of the track groove is disposed, and the expansion member is extended from a non-expanded position in the rearward direction of the traveling direction to an extended position in the direction of the traveling direction. Is provided with an intermittent expansion mechanism that intermittently forcibly expands and rotates, and as the intermittent expansion mechanism, the expansion member is provided on the machine frame so as to be capable of rotating in a vertical direction, and a swivel arm can be horizontally rotated on the machine frame. The expansion member is intermittently pushed by the horizontal rotation of the swivel arm. An extension engagement member is provided, and a forcible return mechanism is provided for forcibly returning the extension member from the extension position in the direction of travel to the non-expanded position in the rearward direction of travel. The expansion member is provided so as to be pivotable in the longitudinal direction, a swing arm is provided in the machine frame so as to be horizontally rotatable, and a return engagement member that is intermittently pushed by the horizontal rotation of the swing arm is provided in the expansion member. It is in the vertical opening formation apparatus for agricultural fields characterized by comprising.

The invention according to claim 2 is characterized in that the expansion member comprises a shaft-like body extending in the vertical direction in the soil and a blade-like projection.

As described above, according to the first aspect of the present invention, the penetration beam penetrates into the soil while swinging in the traveling direction to form a penetration trace groove as the traveling body moves. At this time, the expansion member disposed at the rear position in the traveling direction of the penetration beam is forcibly expanded and rotated by the intermittent expansion mechanism from the non-expanded position backward in the traveling direction to the extended position in the traveling direction. In this way, one side of the penetration groove formed extending in the vertical direction in the soil is expanded to form a vertical opening that opens to the ground surface, thereby forming a vertical opening that opens to the ground surface. Therefore, even if both opposing surfaces of the penetration groove close close and close over time, the vertical channel is maintained, and the presence of the vertical channel allows the drainage and breathability of the field to be improved. It can be maintained satisfactorily, as the intermittent extension mechanism, the extension member to the machine frame Since it is provided so as to be able to rotate vertically, and a swing arm is provided on the machine frame so that it can rotate horizontally, and an expansion engagement member that is intermittently pushed by horizontal rotation of the swing arm is provided on the expansion member. The expansion member can be reliably expanded and rotated, and the penetration trace grooves formed by the penetration beam can be widened and expanded in a dotted manner so that the vertical opening can be reliably formed. Since there is a forced return mechanism that forcibly returns and rotates from the extended position in the direction side direction to the non-expanded position in the rearward direction of the traveling direction, the expansion member after intermittent expansion is moved rearward in the forward direction from the extended position in the moving direction side direction. The expansion member can be forcibly returned to a non-expanded position, and the expansion member can be rotated in the longitudinal direction on the machine frame, and the swivel arm can be horizontally rotated on the machine frame. , The swivel arm is rotated horizontally by the expansion member. Since the return engagement member that is pushed is provided, the expansion member after the expansion rotation can be reliably returned and rotated, and the penetration grooves formed by the penetration beam are scattered. It is possible to widen and widen to reliably form the vertical opening and to form the vertical opening smoothly.

In the invention according to claim 2, since the expansion member is composed of a shaft-like body extending in the vertical direction in the soil and a blade-like projection, the fan-shaped vertical portion corresponding to the radius of the projection is provided. The mouth can be easily formed.

  1 to 15 show an embodiment of the present invention, FIGS. 1 to 11 show a first embodiment, FIGS. 12 and 13 show a second embodiment, and FIGS. 14 and 15 show a third embodiment. .

  In the first embodiment shown in FIGS. 1 to 11, reference numeral 1 denotes a traveling machine body. In this case, a tractor is used, and the machine frame 3 can be moved up and down by a three-point link type connecting mechanism 2 at the rear part of the traveling machine body 1. Concatenated.

  4 is a penetrating beam, and 5 is a shaking mechanism. In this case, as shown in FIGS. 2, 3, 4, 6, and 7, the middle part of the swinging arm 6 is mounted on the machine frame 3 as a fulcrum shaft. 7, the main shaft 8 is pivotally mounted on the machine frame 3 by bearings 8a and 8a, and the power take-off shaft 9 of the traveling machine body 1 and the main shaft 8 are connected by a universal joint 10. An eccentric ring mechanism 11 is interposed between the swing arm 6 and the penetrating beam 4. That is, as the eccentric ring mechanism 11, an eccentric shaft portion 11 a is formed between the bearings 8 a and 8 a of the main shaft 8, and the eccentric shaft The upper bearing 11c of the connection member 11b is fitted into the portion 11a, the base shaft 6a of the swing arm 6 is inserted into the lower bearing 11d of the connection member 11b, and the swing arm 6 is connected to the guide rolls 6b and 6b and the guide piece. 3a and 3a are used for swinging up and down, and by rotating the spindle 8, a swinging arm is provided via an eccentric ring mechanism 11. Is pivoted up and down around the fulcrum shaft 7, the penetration beam 4 is mounted in the vertical direction on the rear end of the swing arm 6, and the tapered edge 4 a is formed at the front edge of the penetration beam 4. Is configured.

  Thus, as the traveling machine body 1 advances, the penetration beam 4 penetrates into the soil W while swinging in the traveling direction to form a penetration trace groove S.

  15 is an expansion member, and 16 is an intermittent expansion mechanism. The expansion member 15 is disposed at a position behind the penetration beam 4 in the traveling direction, and is formed to extend in the vertical direction of the soil W by the penetration beam 4. A longitudinal opening T that opens to the ground surface M by expanding one side surface of the penetration mark groove S is provided, and the intermittent expansion mechanism 16 moves the expansion member 15 from the non-expanded position K in the rearward direction of the traveling direction. In this case, it is configured to intermittently forcibly extend and rotate to the extended position G in the lateral direction swung about 45 degrees from the rearward direction of the traveling direction.

  In this case, as shown in FIGS. 2, 3 and 8, the intermittent expansion mechanism 16 has a bearing cylinder 17 vertically provided at the rear portion of the machine casing 3, and a shaft-like body 18 is rotated around the bearing cylinder 17 in the longitudinal direction. A bearing piece 19 is formed on the bearing cylinder 17, and the lower end portion of the shaft-like body 18 is rotatably supported by the bearing piece 19. An extension member 15 is formed by extending the body 15a so as to protrude vertically, and as the intermittent extension mechanism 16, in this case, the speed reduction mechanism 20 is attached to the machine casing 3, and the input shaft 20a and the main shaft of the speed reduction mechanism 20 are attached. 8 is connected by a joint 21, a turning arm 22 is attached to the output shaft 20 b of the speed reduction mechanism 20, a cam roll-like extension push roll 23 is planted on the turning arm 22, and an extension pusher is attached to the upper end of the shaft-like body 18. An expansion engagement member 24 that is pushed by the moving roll 23 is horizontally provided.

  Reference numeral 25 denotes a forced return mechanism. In this case, as shown in FIGS. 2, 3, and 8, a return push roll 26 in the form of a cam roll is installed on the revolving arm 22, and the return push mechanism is pushed to the upper end of the shaft 18. A return engagement member 27 pushed by the moving roll 26 is horizontally provided at a predetermined angle in a different direction with respect to the expansion pushing roll 23.

  Accordingly, the output shaft 20b of the speed reduction mechanism 20 is rotated by the rotation of the main shaft 8, and the turning arm 22 is horizontally turned by the rotation of the output shaft 20b. During this turning, as shown in FIG. The moving roll 23 engages and pushes the expansion engagement member 24, and by this pushing, the expansion member 15 is forcibly expanded and rotated from the non-expanded position K in the rearward direction to the extended position G in the forward direction. In this case, it is forcibly expanded and rotated to an extended position G in the lateral direction that is swung approximately 45 degrees from the rear in the traveling direction, and one side surface of the penetration trace groove S is expanded by the expansion member 15 to open to the ground surface M. The opening T is formed in an extended manner, and the expansion push roller 23 is separated from the expansion engagement member 24 by further rotation, and the expansion member 15 becomes unconstrained. As shown in FIG. 10, the return push of the forced return mechanism 25 is performed. The roll 26 engages the return engagement member 27. By pushing, the expansion member 15 is forcibly returned from the expansion position G in the direction of the traveling direction to the non-expanded position K in the rearward direction of the traveling direction. The return push roll 26 is forcibly separated from the side surface, and the return push roll 26 is separated from the return engagement member 27 by further rotation, whereby the expansion member 15 becomes unconstrained, and the turning arm 22 continues to turn.

  Reference numeral 28 denotes a grooved disk, which is provided with projecting pieces 28a and 28a projecting from the machine frame 3 at the front position of the penetration beam 4, and the grooved disk 28 is inserted between the lower parts of the mounting pieces 28a and 28a by an axle 28b. It is attached so as to be rotatable, and is configured to form a penetration groove F at a front position in the traveling direction of the penetration beam 4.

  Reference numeral 29 denotes a wheel, and mounting arms 29a and 29a are arranged at both left and right positions of the machine casing 3 so that the height can be adjusted by height adjusting mechanisms 29b and 29b, and the wheel 29 is placed on the ground surface M such as a paddy surface. It is configured so that the machine frame 3 is stably driven and the formation height from the surface of the vertical opening T is set.

  Since the first embodiment of the present embodiment has the above-described configuration, the penetration beam 4 penetrates into the soil W while swinging in the traveling direction to form the penetration trace groove S as the traveling body 1 advances. In this case, as shown in FIG. 11, the expansion member 15 disposed at the rear position in the traveling direction of the penetration beam 4 is moved from the non-expanded position K toward the rear in the traveling direction by the intermittent expansion mechanism 16. Forcibly extended and rotated to the extended position G to extend one side surface of a penetration mark groove S formed by extending in the vertical direction of the soil W, thereby forming a vertical opening T that opens to the ground surface. Longitudinal channels T that open to the ground surface can be formed in a dotted manner. Therefore, even if both opposing surfaces of the penetration track groove S close and close with time, the vertical channel T is maintained. Further, the drainage and air permeability of the field can be well maintained due to the presence of the vertical port T.

  In this case, as the intermittent expansion mechanism 16, the expansion member 15 is provided in the machine frame 3 so as to be rotatable in the longitudinal direction, the swing arm 22 is provided in the machine frame 3 so as to be horizontally rotatable, and the swing arm 22 is provided in the expansion member 15. Since the expansion engaging member 24 that is intermittently pushed by the horizontal rotation of the expansion member 15 is provided, the expansion member 15 can be reliably expanded and rotated, and the penetration trace groove S formed by the penetration beam 4 is provided. Can be widened and expanded in a dotted manner to form the vertical opening T with certainty.

  In this case, the expansion member 15 is provided with a forced return mechanism 25 for forcibly returning and rotating the expansion member 15 from the extended position G in the direction of the traveling direction to the non-expanded position K facing backward in the traveling direction. The member 15 can be forcibly returned and rotated from the extended position G in the direction of travel to the non-expanded position K facing backward in the direction of travel. In this case, the forcible return mechanism 25 can be The expansion member 15 is provided so as to be rotatable in the vertical direction, the swing arm 22 is provided in the machine frame 3 so as to be horizontally rotatable, and the return engagement member is intermittently pushed by the expansion member 15 by the horizontal rotation of the swing arm 22. 27 is provided, the expansion member 15 after the expansion rotation can be reliably returned and rotated, and the penetration trace grooves S formed by the penetration beam 4 are widened and expanded in a dotted manner. It is possible to form the path T reliably and to make a vertical opening T can be formed smoothly, and in this case, the expansion member 15 is composed of the shaft-like body 18 extending in the vertical direction of the soil W and the blade-like projection 15a. The fan-shaped vertical opening T corresponding to the radius can be easily formed.

  The second embodiment shown in FIGS. 12 and 13 shows another structure. In this case, the housing 12 is integrally provided by a bolt 13 below the penetration beam 4.

  Even in this second embodiment, it is possible to obtain the same operational effects as in the first embodiment, and to improve the penetration of the penetration beam 4 into the soil by the presence of the housing 12. Thus, the penetration trace groove S can be formed smoothly.

  14 and 15 show another example of the structure of the vibration mechanism 5. In this case, the rear part of the swing arm 6 is pivotally attached to the machine frame 3 by a fulcrum shaft 7 and is freely movable. A main shaft 8 is mounted on the frame 3 so as to be rotatable by a bearing 8 a, a power take-out shaft 9 of the traveling machine body 1 and the main shaft 8 are connected by a universal joint 10, and an eccentricity is provided between the swing arm 6 and the penetration beam 4. As the eccentric wheel mechanism 11, an eccentric shaft portion 11a is formed on the main shaft 8, and a bearing 11c on the upper side of the connecting member 11b is fitted to the eccentric shaft portion 11a. The base shaft 6a of the swing arm 6 is fitted into the lower bearing 11d, the swing arm 6 is guided to swing up and down by the guide rolls 6b and 6b and the guide pieces 3a and 3a, and the eccentric wheel mechanism 11 is rotated by the rotation of the main shaft 8. The swing arm 6 is swung up and down around the fulcrum shaft 7 through the It constitutes attach the infested beam 4 vertically at the rear end portion of the arm 6.

  Also in this third embodiment, the same effect as the first embodiment can be obtained, and the rear part of the swing arm 6 is pivotally attached to the machine frame 3 by the fulcrum shaft 7 so as to freely swing. The length of the machine casing 3 can be reduced, thereby improving the running performance.

  The present invention is not limited to the above-described embodiment, and the structure of the expansion member 15, the intermittent expansion mechanism 16, the expansion engagement member 24, the forcible return mechanism 25, the return engagement member 27, and the like are appropriately changed. It is designed.

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

1 is an overall side view of a first embodiment of the present invention. It is a partial side view of the first embodiment of the present invention. It is a fragmentary top view of the 1st example of an embodiment of the invention. It is a partial plane sectional view of the example of the 1st embodiment of the present invention. It is a partial side view of the first embodiment of the present invention. It is a partial expanded plane sectional view of the first embodiment of the present invention. It is a partial expansion longitudinal cross-sectional view of the example of 1st Embodiment of this invention. It is a fragmentary top view of the 1st example of an embodiment of the invention. It is a fragmentary top view of the 1st example of an embodiment of the invention. It is a fragmentary top view of the 1st example of an embodiment of the invention. It is a partial plane sectional view of the example of the 1st embodiment of the present invention. It is a partial side view of the second embodiment of the present invention. It is a fragmentary top sectional view of the 2nd example of an embodiment of the invention. It is a partial side view of the third embodiment of the present invention. It is a fragmentary top view of the 3rd example of an embodiment of the invention.

W Underground S Drilling trace groove M Ground surface T Longitudinal opening K Non-expanded position G Extended position 1 Traveling machine body 2 Connection mechanism 4 Penetration beam 5 Shaking mechanism 15 Expansion member 15a Projection body 16 Intermittent expansion mechanism 18 Axial shape Body 22 Swivel arm 24 Expansion engagement member 25 Forced return mechanism 27 Return engagement member

Claims (2)

A machine frame is connected to the traveling machine body by a connecting mechanism, and a penetration beam is vertically installed on the machine frame by a shaking mechanism so as to be freely swingable in the traveling direction. An extension member is provided that can form a vertical opening that opens to the ground surface by extending one side surface of a penetration mark groove formed by extending in the vertical direction in the soil by the incoming beam, and moves the extension member in the direction of travel An intermittent expansion mechanism that intermittently forcibly expands and rotates from a rearward non-expanded position to an extended position in the direction of travel is provided . As the intermittent expansion mechanism, the expansion member is rotated in the longitudinal direction on the machine frame. The swivel arm is provided on the machine frame so as to be horizontally rotatable. The expansion member is provided with an expansion engagement member that is intermittently pushed by the horizontal rotation of the swivel arm. Forced return from the extended position to the non-expanded position facing backward in the direction of travel A forcible return mechanism for moving, and as the forcible return mechanism, the extension member is provided in the machine frame so as to be pivotable in a vertical direction, a swing arm is provided in the machine frame so as to be rotatable in a horizontal direction, and the swing arm is provided in the extension member A vertical field path forming device for a farm, comprising a return engaging member that is intermittently pushed by horizontal rotation of the field. The vertical opening device for agricultural fields according to claim 1, wherein the expansion member includes a shaft-like body extending in the vertical direction in the soil and a blade-like projecting body .

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