JP5266580B2 - 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 alternately right and left forms vertical port passages open to the field surface by an alternate extension mechanism and alternately right and left and scatteringly forms vertical port passages 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 alternately right and left extends the opposed faces of penetration mark grooves S formed by extension in the vertical direction in soil W by the penetration beam 4 at a position backward in the traveling direction of the penetration beam and alternately right and left forms vertical port passages T open to the field surface M and an alternate extension mechanism 16 that alternately right and left and forcibly extends, returns and rotates the extension member from one extension position G in one side direction in the traveling direction through a non-extension position K backward in the traveling direction to the other extension position Q in the other side direction in the traveling direction and from the other extension position in the other side direction in the traveling direction through the non-extension position backward in the traveling direction to the one extension position in the one side direction in the traveling direction. <P>COPYRIGHT: (C)2010,JPO&amp;INPIT

Description

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

  Conventionally, as this type of vertical port path forming device for a field, a machine frame is connected to a traveling machine body by a connecting mechanism, and a punched body that can form a vertical port path in the field soil is vertically moved and moved forward and backward in the traveling direction. A structure having a vertically movable structure is known.

Thus, in fields such as paddy fields, it consists of a surface cultivation layer, a lower cultivation board, and a lower core soil layer. The vertical tracts are scattered in the field soil by the perforated body, and the vertical tracts improve the drainage and air permeability of the field and improve the growth of deep roots such as paddy rice. It will become.
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 that can alternately form left and right vertical openings that open to the ground surface by alternately extending the opposite surface of the track groove left and right is disposed, and the expansion member is disposed from one expansion position in one direction of travel. One side of the traveling direction one side direction through the non-expanded position in the traveling direction backward direction from the other expanded position in the traveling direction on the other side direction and the other expanded position in the traveling direction on the other side direction from the other expanded position in the traveling direction rearward direction Alternate expansion that causes forced expansion return rotation alternately to the left and right at the expansion position A configuration is provided, as the alternating expansion mechanism, to the machine frame provided with the extension member in a freely vertically about pivot provided freely horizontally pivoting the pivot arm in該機frame, horizontal rotation of the pivot arm to the expansion member A vertical port for a field characterized in that it is provided with one engaging member that is intermittently pushed by the rotary member and the other engaging member that is intermittently pushed by the horizontal rotation of the swivel arm. It is in the path forming device.

Further, in the invention of claim 2, the other push to push as the alternating expansion mechanism, the other engaging member provided with one pressing roll for pressing the other hand engaging member to the pivot arm The invention according to claim 3 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. It is characterized by.

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. In this case, the expansion member disposed at the rear position in the direction of travel of the penetration beam is moved in the direction of travel through the non-expanded position from the one expanded position in the direction of travel toward the rear in the direction of travel by the alternate expansion mechanism. From the other extended position in the other direction and the other extended position in the other direction, through the non-expanded position in the rearward direction of the moving direction, to the one extended position in the one direction of the moving direction, alternately forcibly return to the left and right. As a result, it is possible to alternately form the left and right vertical openings that open to the ground surface, thereby forming the left and right vertical openings that are open to the ground surface. Suppose that both opposing surfaces were close and closed Also vertical outlet channel is maintained by the presence of longitudinal opening path field of drainage and ventilation can be maintained satisfactorily, as the alternating expansion mechanism, the expansion member vertically around rotatably on the machine frame The swivel arm is provided on the machine frame so that it can be pivoted horizontally. The expansion member is provided with one engaging member that is intermittently pushed by the swiveling arm horizontally. Since the other engaging member that is pushed is provided, the expansion member is surely quickly turned back in the opposite direction when alternately rotated to the one extended position and the other extended position, and the penetration trace The groove can be forcibly separated from the opposite surface of the groove, and the piercing trace grooves formed by the piercing beam can be spread and expanded alternately in the left and right directions, and the vertical opening can be formed reliably. A mouth can be formed smoothly.

Further, in the invention of claim 2, the other push to push as the alternating expansion mechanism, the other engaging member provided with one pressing roll for pressing the other hand engaging member to the pivot arm Since the moving roll is provided, the expansion member can be surely forcibly expanded and returned and rotated, and the piercing trace grooves formed by the piercing beam are widened and expanded alternately in the left and right directions, thereby extending the vertical mouth path. In the invention according to claim 3 , the expansion member is composed of a shaft-like body extending in the vertical direction in the soil and a blade-like projection body. It is possible to easily form a fan-shaped vertical opening corresponding to the radius.

  1 to 16 show an embodiment of the present invention, FIGS. 1 to 12 show a first embodiment, FIGS. 13 and 14 show a second embodiment, and FIGS. 15 and 16 show a third embodiment. .

  In the first embodiment shown in FIGS. 1 to 12, reference numeral 1 denotes a traveling machine body. In this case, a tractor is used, and a machine frame 3 can be moved up and down by a three-point link type connecting mechanism 2 at the rear 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.

  Reference numeral 15 is an expansion member, and 16 is an alternate expansion mechanism. This 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. The facing surface of the penetration trace groove S is alternately extended left and right so as to be able to form a vertical opening T that opens to the ground surface M. The alternate expansion mechanism 16 opens the expansion member 15 in one direction of travel, In this case, from one extended position G in one side direction swung about 45 degrees from the rearward direction of the traveling direction, through the non-expanded position K in the rearward direction of the traveling direction, in the other direction of the traveling direction, in this case, substantially from the rearward direction of the traveling direction. One extended position G in one direction of travel in the direction of one side of the traveling direction through a non-expanded position K in the rearward direction of the traveling direction from the other expanded position Q in the other direction and the other expanded position Q in the other direction of the traveling direction. Forced at a distribution angle of approximately 45 degrees alternately left and right Is configured to Zhang swings back.

  In this case, as shown in FIGS. 2, 3, and 8, the alternate 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. In this case, as the alternate expansion mechanism 16, 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 provided. 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 one-pushing roll 23 is planted on the turning arm 22, and one-side pushing is performed on the upper end portion of the shaft-like body 18. The one engaging member 24 pushed by the moving roll 23 is horizontally projected, and the revolving arm 22 A mu-roll-like other push roll 26 is planted, and the other engagement member 27 pushed by the other push roll 26 on the upper end portion of the shaft-like body 18 is predetermined in a different direction with respect to the one push roll 23. It is horizontally projecting at an angle.

  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 pushes the one engaging 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 one extended position G in the one direction of the moving direction, The extension member 15 expands one side surface of the penetration mark groove S to open the ground surface M, and the vertical opening T opens to the ground surface M. Further rotation of the revolving arm 22 causes the one push roll 23 to become one engagement member. As shown in FIG. 10, the other pusher roll 26 of the alternate extension mechanism 16 pushes the other engagement member 27, as shown in FIG. 10. By this pushing, FIG. As described above, the expansion member 15 is forcibly expanded and returned from the one expansion position G in one direction of travel to the other expansion position Q in the other direction through the non-expansion position K in the rearward direction of travel. As a result, the other side surface of the penetration trace groove S is expanded to form a vertical opening T that opens to the ground surface M, and the other push roll 26 is separated from the other engagement member 27 by further rotation of the turning arm 22. Then, the expansion member 15 is in an unconstrained state, and the swivel arm 22 continues to rotate. However, the expansion member 15 is moved from the one expansion position G in one direction of travel by the alternate expansion mechanism 16 to the travel direction. From the other extended position Q in the other direction of the traveling direction through the non-expanded position K facing backward, and from the other expanded position Q in the other direction of the traveling direction through the non-expanded position K facing backward in the traveling direction. One extension of G is alternately extended to the left and right at a distribution angle of approximately 45 degrees, and the opposite surfaces of the penetration mark groove S formed by the penetration beam 4 extending in the vertical direction of the soil W are alternately left and right. The vertical opening T extending to the ground surface is alternately formed on the left and right sides.

  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. At this time, as shown in FIG. 12, the expansion member 14 disposed at the rear position in the traveling direction of the penetration beam is moved backward from the one expansion position G in one direction of the traveling direction by the alternate expansion mechanism 16. The other extended position Q in the other direction of the traveling direction through the non-expanded position K and the other expanded position Q in the other direction of the traveling direction through the non-expanded position K in the rearward direction of the traveling direction. Left and right alternate vertical opening T that opens to the ground surface by alternately forcibly returning to the expansion position G by left and right alternately is formed, thereby forming vertical opening T that opens to the ground surface alternately and left and right. Therefore, with the passage of time, the penetration groove S Vertical outlet channel T is maintained as a counter surface is closed narrows closer, by the presence of longitudinal opening path T can be satisfactorily retained the field of drainage and ventilation.

  Further, in this case, as the alternate expansion mechanism 16, the expansion member 15 is provided on the machine casing 3 so as to be pivotable in the vertical direction, and the swing arm 22 is provided on the machine casing 3 so as to be pivotable in the horizontal direction. One engagement member 24 that is intermittently pushed by horizontal rotation of the arm 22 is provided, and the other engagement member 27 that is intermittently pushed by horizontal rotation of the turning arm 22 is provided on the expansion member 15. Thus, when the expansion member 15 is alternately expanded and rotated to the one expansion position G and the other expansion position Q, the expansion member 15 is surely quickly returned and rotated in the opposite direction to forcibly separate from the facing surface of the penetration trace groove S. The penetration trace grooves S formed by the penetration beam 4 can be spread and expanded alternately in the left and right directions, so that the vertical opening T can be reliably formed and the vertical opening T can be formed smoothly. In this case, As the mechanism 16, the swivel arm 22 is provided with one push roll 23 for pushing the one engagement member 24 and the other push roll 26 for pushing the other engagement member 27. 15 can be reliably forcibly expanded and returned, and the piercing trace grooves S formed by the piercing beam 4 can be spread and expanded alternately in the left and right directions to form the vertical opening T with certainty. 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, so that the fan-shaped vertical opening corresponding to the radius of the projection 15a. The path T can be easily formed.

  The second embodiment shown in FIGS. 13 and 14 shows another structure. In this case, the casing 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.

  15 and 16 show another structure of the vibration mechanism 5. In this case, the rear portion 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 second embodiment, the same effect as the first embodiment can be obtained, and the rear portion 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. For example, the vibration mechanism 5, the expansion member 15, the alternate expansion mechanism 16, the one push roll 23, the one engagement member 24, and the other push roll 26. The structure of the other engagement member 27 is designed with appropriate changes.

  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 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 Soil S Drilling groove M Ground surface T Longitudinal opening G One expansion position K Non-expansion position Q Other expansion position 1 Traveling machine body 4 Penetration beam 5 Shaking mechanism 15 Expansion member 15a Projection body 16 Alternate expansion mechanism 18 Shaft-like body 22 Revolving arm 23 One pushing roll 24 One engaging member 26 The other pushing roll 27 The other engaging member

Claims (3)

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 expansion member that can alternately form left and right vertical openings that open to the ground surface by alternately extending left and right opposite surfaces of the penetration groove formed by extending in the vertical direction in the soil by the incoming beam, The expansion member is moved backward from the other extended position in the traveling direction to the other side and from the other expanded position in the traveling direction to the other side through the non-expanded position from the one expanded position in the traveling direction to the rear in the traveling direction. An alternate expansion mechanism is provided for alternately forcibly returning to the right and left at one expansion position in the direction of travel in one direction through a non-expanded position in the direction, and as the alternate expansion mechanism, the expansion member is rotated around the machine frame in the longitudinal direction. A swivel arm is installed on the machine frame. The engaging member is provided so as to be rotatable, and the engaging member is provided with an engaging member that is intermittently pushed by the horizontal rotation of the swivel arm. A vertical field path forming device for agricultural fields, characterized in that an engaging member is provided . 2. The alternating expansion mechanism according to claim 1, wherein the swivel arm is provided with one push roll for pushing the one engagement member and the other push roll for pushing the other engagement member. The vertical opening device for agricultural fields according to 1. 3. The vertical field path forming apparatus for a farm field 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 .

Images