JP2013150589A - Ridge forming apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve a problem that, when a broad ridge wider than the tilling width is formed with a wing hiller or a ridging unit on a tilling soil surface plowed by a tilling tine rotor attached at the rear side part of a tractor, since it is necessary to perform culturing soil and ridging work at broad interval by attaching the wing hiller at the rear side part of the tractor as an independent distance on the tilling work distance, much work distance is required, resulted in inefficiency.SOLUTION: By arranging a splinter wing hiller 4 which plows the lateral end of tilling soil in which tilling is done by the tilling tine rotor 2 toward an inner side and a culture soil plate 5 which is attached to the rear side of the splinter wing hiller 4 to perform culture soil guide of the soil of a culture soil groove portion to lateral sides to the undersurface of a rear cover 3 in the back of one side of a tilling tine 1 rotor 2 to construct a ridging unit 6, wherein as a result of a reciprocating work run of the ridging unit 6 the ridge forming is completed for broad width region wider than the width of tilling tine rotor 2.

Description

  The present invention relates to a cocoon forming device for forming cocoons on a soil surface cultivated by a cultivating claw rotor of a tractor.

  A technique (for example, refer to Patent Document 1) in which a part of the dredging soil in a farm scene is moved to the slope and is spread by a spreader, or a plurality of vertical units are provided at the rear of the tractor tillage rotor. There is a technique for creating a plurality of strips (for example, see Patent Document 2).

JP 2008-237060 A Japanese Patent Laid-Open No. 2002-262601

  When the cultivated soil surface to be cultivated by the cultivating claw rotor attached to the rear side of the tractor is formed into a suitable width cultivar cultivar, cultivated cultivator, etc. It becomes a form that is set in a region narrower than the tilling width by the rotor, and when forming this leaning width wider than the tilling width, after the tilling work process in which the flat tilling work by the tilling process of the double row process is performed, A soil cultivator is attached to the rear part of the tractor, and the soil erection work is performed at a wide interval as an independent process from the tilling work process, which requires many work processes and is inefficient.

  According to the first aspect of the present invention, on the lower surface of the rear cover 3 at the rear side of one side of the tilling claw 1 rotor 2, there is a piece cultivator 4 for cultivating the lateral end of the cultivated soil cultivated by the tilling claw rotor 2 inward. An upright device 6 is configured by providing a cultivating plate 5 attached to the rear side of the piece cultivator 4 and guiding the soil in the cultivating groove portion to the left and right sides. It is set as the structure of the eaves forming apparatus characterized by performing the erecting of the width | variety area wider than the rotor 2 width | variety.

  A soil cultivator 4 and a soil culturing plate 5 are attached to the lower surface portion of the rear cover 3 on the rear side of either the left or right side of the tilling claw rotor 2 mounted on the rear portion of the tractor vehicle body, and soil cultivation work is performed while tilling. At this time, the soil surface on the (left) side where the upright device 6 on one side of the soil surface of the tillage width by the tillage claw rotor 2 performed in the forward stroke is subjected to the cultivating action by this upright device 6 and the single cultivated soil The action is performed. That is, the left side edge of the tilled soil surface is cultivated by the single cultivator 4, the soil in the cultivated trench is cultivated toward the middle of the right cultivating width, and the rear cover 3 reduces the upper surface while leveling the upper surface. Form a single-sided ridge.

  Next, in the forward path, by turning back the soil surface of the uncultivated area adjacent to the opposite side (right side) of the cultivated soil surface width area of the left side of the cultivated soil surface width, Plowing and stubble soil action are performed in the same way as in the forward stroke, and this stubble soil action is similarly performed at a position opposite to the cultivating position in the forward stroke. The cultivated soil surface is broadly formed in the form of a cultivated soil surface that is continuous to the same cultivated soil surface, and at the left and right side ends of the cultivated soil surface of this wide width (twice the width of the cultivating claw rotor) Along with this, the soil culturing action is performed by each piece cultivator 4, cultivating plate 5 and the like. Accordingly, the single cultivator 4 and the cultivating plate 5 can be formed in a wide upright by simply reciprocating the cultivated soil surface while being attached to one end of the rear cover 3 of the rotor 2. it can.

  According to a second aspect of the present invention, the piece cultivator 4 is attached to the rear lower surface of the rear cover 3 that covers the rear rotation portion of the tilling claw 1 rotor 2 and is swingable up and down. A piece of soil is cultivated by the piece cultivator 4 to form a soil groove portion.

  The rear cover 3 on which the piece cultivator 4 is mounted is mounted on the rear side of the rotor cover that covers the top of the tilling claw rotor 2 so as to be rotatable up and down, while suppressing the cultivation soil surface that is cultivated by the tilling claw rotor 2. The soil is formed uniformly, and the soil is cultivated by the piece cultivator 4. Therefore, the soil surface that is attached to the lower surface of the rear cover 3 and cultivates the cultivated soil surface is leveled while being suppressed by the rear cover 3 so that the slope of the soil groove groove of the soil cultivated soil is reduced. Further, the soil surface of the soil grooving portion formed by this piece cultivator 4 is cultivated to the left and right by the rear culturing plate 5 to form a more stable soil grooving portion.

According to a third aspect of the present invention, the soil culturing plate 5 is attached to the rear portion of the piece cultivator 4 located on the lower side of the rear cover 3 at a rear position of the rear cover 3.
As described above, since the piece cultivator 4 is provided on the lower surface side of one end of the rear cover 3, the upper surface of the soil surface formed by the piece cultivator 4 is suppressed by the rear cover 3 and stabilized. A standing surface that does not collapse easily is formed. Thus, the soil grooving part of the trace formed by the piece cultivator 4 is a soil in a state where the soil on the side not cultivated by the piece cultivator 4 or the residual soil such as the collapsed soil is not subjected to the pressure reducing action by the rear cover 3 However, since the cultivating action by the cultivating board 5 can be performed, the cultivating action can be performed smoothly, and the finishing of the cultivating groove groove can be performed cleanly and satisfactorily.

According to a fourth aspect of the present invention, the cultivating plate 5 is provided so as to be pivotable to the left and right outer sides with respect to the piece cultivator 4, and the cultivating angle is provided so as to be adjustable.
In the soil grooving portion formed by the piece cultivator 4 located on the lower side of the rear cover 3, a soil culturing action is performed by the pair of left and right cultivators 5 to form a stable and clean soil grooving groove. The rear culture plate 5 on the rear side of the piece cultivator 4 is adjusted to an appropriate degree of opening to the left and right outside by turnbuckles, etc., so as to fit a predetermined groove width formation, or the culture groove width or groove slope. Can be formed by sliding and pressing the right and left slopes of the stable soil groove. In such adjustment of the opening degree of the soil slab 5, the rear cover 3 is not provided on the upper side and the pressure reducing action does not work. Therefore, the rotation of the soil slab 5 is facilitated, and the finish soil culturing action by the soil slab 5 with respect to the slope is performed. Is delayed from the leveling action by the rear cover 3, so that the soil can be accurately and smoothly ground with the soil plate 5 to finish the slope smoothly.

  According to the first aspect of the present invention, the tilling piece cultivating operation by the tilling claw rotor 2 is performed by the reciprocating tilling process so that the tilling width is wider than the width of the rotor 2 and the both sides of the tilling width are along. Thus, it is possible to form a soil grooving section by the piece cultivator 4 and the cultivating board 5 to form an upright soil surface in a wide area. Since the cultivator 4 and the cultivating plate 5 located on the lower surface of one side end of the rear cover 3 of the tillage claw rotor 2 are in a state where both forward and backward movements are set at fixed positions, A simple and stable configuration without the need for special cultivation work operations such as attaching and detaching containers or switching the mounting position, and making the cultivation work easy and improving workability. Can do.

  According to the second aspect of the present invention, the piece cultivator 4 is attached to the lower surface of the rear cover 3 that suppresses and leveles the soil surface cultivated by the rotor 2. The soil surface can be leveled by the vertical swing of the rear cover 3 so that the soil grooving portion can be stably formed by the piece cultivator 4, and the piece cultivator 4 can be placed under the rear cover 3. It is located on the side and is brought close to the rotating rear surface of the tillage claw rotor 2, shortening the front and rear length as a paddle forming device, and maintaining a good workability as a compact configuration, Since the rear cover 3 moves up and down integrally, the rear cover 3 allows the pressure of the formed dredged soil to be sufficiently exerted, while the soil grooving portion by the piece cultivator 4 is formed at a substantially constant depth to absorb overload. Smooth wide punching work It can be carried out.

  According to the third aspect of the present invention, since the soil plate 5 provided on the rear side of the piece soil cultivator 4 is provided at a rear position of the rear cover 3, the soil cultivating plate 5 is not affected by the pressure reducing action force by the rear cover 3. The soil cultivating action by the plate 5 is that the residual soil portion of the one soil grooving portion formed by the piece cultivator 4 is easily moved to the left and right side positions, and the resistance acting on the cultivating plate 5 is reduced to form the soil. It can be performed smoothly and accurately.

  In the invention described in claim 4, the culturing plate 5 provided on the rear side of the piece cultivator 4 can be rotated leftward and rightwardly, and the culturing angle can be adjusted for expansion / contraction. Or, it can be adjusted to a wide or narrow form according to the cultivation depth of the single cultivator 4, the cultivation soil condition, the cultivation groove width, etc., so that the soil can be formed smoothly and accurately. Can be maintained, and workability can be improved more favorably.

The side view of a ridge forming apparatus part. The plan view. The perspective view of the dredge apparatus part. The top view (A) and side view (B). The front view which shows the cultivation work process. The perspective view of the rotor cover part which shows another example. The plan view. The perspective view of the rotor cover part which shows a part another example. The plan view. Plan views (A) and (B) showing the working state. The front view which shows the form of a tilling nail.

  Based on the drawings, a tilling claw rotor 2 having a tilling claw 1 disposed around a tilling shaft 7 is connected to a lower link 9, a top link 10, and a lift arm 11 at the rear part of a four-wheel traveling tractor 8. It is mounted via a lift link mechanism including a lift link 12 and the like, and can be driven and rotated in conjunction with the PTO shaft 14 at the rear of the vehicle body 13 for tilling. The tillage claw rotor 2 is provided with a transmission case 16 between upper end portions of a tillage shaft case 15 that supports both left and right ends of the tillage shaft 7, and a lower bracket 17 and a top bracket formed on the front side of the transmission case 16. 18 is connected to the rear end portion of the lift link mechanism by engaging with a connecting hitch link 19. By lifting the top pin 21 of the top bracket 18 with the hook 20 at the upper end portion of the hitch link 19, the lower bracket 17 can be brought close to the hitch link 19 to be engaged and connected. Further, the rotation of the rotor 2 can be reversely driven and tilled in an upcut form.

  A rotor cover 22 that covers the rotation upper peripheral portion of the tillage claw rotor 2 is provided, and a rear cover 3 that can be turned up and down around the cover pin 23 is provided at the rear end portion of the rotor cover 22. It is configured to flatten the surface of the cultivated soil. A rear frame 24 protrudes rearward from the center of the transmission case 16, and a tail wheel frame 26 having a tail wheel 25 is attached to the rear end of the rear frame 24. Further, a damper mechanism 28 having a spring 27 and the like is provided between the rear frame 24 and the lower rear cover 3 so that the rear end portion of the rear cover 3 is ejected downward. A telescopic rod 30 is provided between the top bracket 18 and the rear frame 24 so as to be expanded and contracted by a handle 29, and the vertical position of the rear frame 24 with respect to the transmission case 16 is adjusted and adjusted to adjust the height of the eaves. Can do.

In the tractor 8, rear wheels 33 at both ends of the rear wheel shaft 32 are mounted by a rear axle housing 31 at the rear end of the vehicle body 13, and a cabin 35 is mounted on the upper side of the fender 34.
Here, this cocoon forming device includes a single cultivator 4 for cultivating the lateral end portion of the cultivated soil cultivated by the cultivating claw rotor 2 inwardly on the lower surface of the rear cover 3 at one rear side of the cultivating claw 1 rotor 2. The upright device 6 is constructed by providing a cultivating plate 5 that is attached to the rear side of the piece cultivator 4 and guides the soil in the cultivating groove to the left and right sides. In the forward stroke F and the reverse stroke R, the ridge D is formed in a width C region wider than the width of the tilling claw rotor 2.

  A soil cultivator 4 and a soil culturing plate 5 are attached to the lower surface portion of the rear cover 3 on the rear side of either the left or right side of the tilling claw rotor 2 mounted on the rear portion of the tractor vehicle body, and soil cultivation work is performed while tilling. At this time, the soil surface on the (left) side where the uprighting device 6 on one side of the soil surface of the tillage width L by the tilling claw rotor 2 performed in the forward stroke F is subjected to the soil cultivation action by the uprighting device 6. One-sided soil action is performed. That is, the left lateral end of the tilled soil surface is cultivated by the single cultivator 4 and the soil in the cultivated trench groove A is cultivated toward the right cultivating width central portion C side, and the upper surface of the cultivated soil groove A is transferred while the upper surface is reduced. Form one side ridge of process F.

  Next, in the forward path F, the left side of the cultivated soil surface width L area on the left side of the cultivated soil surface A side opposite to the side of the cultivated trench A (right side) is turned back and the soil surface of the uncultivated area is turned back and cultivated in the reverse path R. As a result, tilling and single soil cultivation are performed in the same manner as in the forward travel F, and this single soil cultivation is performed in a similar manner to a position on the opposite side to the soil cultivation position in the forward travel F. The cultivated soil surfaces of the process F and the reverse process R are formed in the form of a cultivated soil surface D which is continuous to the same cultivated soil surface, and is formed in a wide C, and this wide C (double width of the cultivated claw rotor width) Along with the left and right side edges of the cultivated soil surface D, soil cultivating action is performed by each piece cultivator 4, cultivating plate 5 and the like. Form. Accordingly, the single cultivator 4 and the cultivating plate 5 can be formed in a wide upright by simply reciprocating the cultivated soil surface while being attached to one end of the rear cover 3 of the rotor 2. it can.

  The piece cultivator 4 is attached to the lower surface of the rear part of the rear cover 3 that covers the rear rotation portion of the tilling claw 1 rotor 2 and is provided so as to be able to swing up and down. A piece of soil is cultivated to form soil grooving grooves A and B.

  The rear cover 3 on which the piece cultivator 4 is mounted is mounted on the rear side of the rotor cover that covers the top of the tilling claw rotor 2 so as to be rotatable up and down, while suppressing the cultivation soil surface that is cultivated by the tilling claw rotor 2. The soil is formed uniformly, and the soil is cultivated by the piece cultivator 4. Therefore, the soil surface which is attached to the lower surface of the rear cover 3 and cultivates the cultivated soil surface is also leveled while being suppressed by the rear cover 3, so that the slope of the soil grooves A and B of the soil cultivated soil is less disrupted. Further, the soil surface of the soil groove groove formed by the piece soil cultivator 4 is left and right by the rear soil culture plate 5, and more stable soil groove portions A and B are formed. .

Further, the soil culturing plate 5 is attached to the rear portion of the piece cultivator 4 located at the lower side of the rear cover 3 at the rear position of the rear cover 3.
As described above, since the piece cultivator 4 is provided on the lower surface side of one end of the rear cover 3, the upper surface of the soil surface D formed by the piece cultivator 4 is suppressed by the rear cover 3 and stabilized. It forms an upright surface that is difficult to collapse. In this way, the soil grooving grooves A and B formed by the piece cultivator 4 are such that the soil on the side that is not cultivated by the piece cultivator 4 and the residual soil such as the collapsed soil are not subjected to the pressure reducing action by the rear cover 3. Although there is soil in the state, since the cultivating action by the cultivating board 5 can be performed, the cultivating action can be smoothly performed, and the finishing of the cultivating groove grooves A and B can be performed cleanly and satisfactorily. .

Further, the cultivating plate 5 is provided so as to be rotatable left and right with respect to the piece cultivator 4, and the cultivating angle θ is provided so as to be adjustable.
In the soil grooving groove portions A and B formed by the piece soil cultivator 4 located on the lower side of the rear cover 3, soil culturing action is performed by the pair of left and right soil culturing devices 5 to form stable and clean soil grooving grooves A and B. The rear culture plate 5 on the rear side of the piece cultivator 4 is adjusted to an appropriate degree of opening θ to the left and right outside by a turnbuckle 48 or the like so as to fit a predetermined groove width formation, By pressing the groove slope surface G, the left and right slope surfaces G of the stable soil groove portions A and B can be formed by sliding and pressing. In such adjustment of the degree of opening of the soil slab 5, the rear cover 3 is not provided on the upper side and the pressure reducing action does not work, so that the soil slab 5 can be easily rotated, and the finish soil with the soil slab 5 with respect to the slope G is finished. Since the action is performed with a delay from the leveling action by the rear cover 3, it is possible to accurately and smoothly carry out the earthing with respect to the slope G by the earthing plate 5 and finish the slope smoothly.

  The rear cover 3 forms a leveling portion 36 that is leveled horizontally across the tillage width C along the rear lower edge. A piece cultivator 4 can be attached to and detached from the lower surface side of the left and right lateral ends of the rear cover 3. The piece cultivator 4 is mounted only on either the left end side or the right end side of the rear cover 3, but in the case of FIG. 2, it can be selectively mounted on either the left or right side. ing. In this form, since the soil culturing device 4 is in the direction opposite to each other, the soil culturing device 4 needs to be specially prepared for each soiling operation.

  As a form in which the corner portion 37 inside the side cover 39 at the left and right side ends of the rear lower end portion of the rear cover 3 is cut away, a corner cover 38 that is attached and detached so as to close the corner portion 37 is provided. The piece cultivator 4 is integrally attached to the lower surface of the corner cover 38, and the corner cover 38 is attached to the corner portion 37 so that the piece cultivator 4 is mounted. Further, the corner portion 37 on the side where the piece cultivator 4 is not mounted (the rear cover 3 in FIG. 2 shows the corner portion 37 on the right end side) is a simple corner cover 38 which does not have the piece cultivator 4 and is attached to the right end. The corner part 37 of the part is in a uniform state.

  As shown in FIGS. 3 and 4, the piece cultivator 4 includes an outer plate 40 formed in the front-rear direction along the side cover 39 of the rotor cover 22, and a front end portion of the outer plate 40 toward a rear inner side. The rear culture plate 41 formed in an inclined form, the rear end plate 42 connecting the rear portions of the outer plate 40 and the inner subculture plate 41, the outer plate 40, the subculture plate 41, and the rear end plate 42. And a bottom plate 47 and the like, and the corner cover 38 is detachably attached to the mounting plate 43 by bolting or the like. At the front end portion of the culture molding plate 41, a culture cutting edge 44 that protrudes to the front outer side than the joining edge with the front edge of the outer plate 40 is formed so as to facilitate cutting promotion on the cultivated soil surface. ing.

  The outer edge of the rear end plate 43 is formed such that the upper end protrudes outward from the outer plate 40, and the lower end is formed at the lower end of the outer plate 40. A front end portion of the left earth plate 5 is rotatably connected around an inclined hinge 45 along the rear edge of the outer edge. Further, the front end portion of the right culture plate 5 is rotatably connected around the inclined hinge 46 along the inner edge of the rear end plate 42 connected to the rear end of the culture plate 41. A telescopic tensioning tool in the form of a turnbuckle 48 is provided in the inner part between the left and right cultivating plates 5, and the rear spreading angle of the cultivating plate 5 with respect to the rear end plate 42 can be changed and adjusted to be wide and narrow. it can.

  As described above, the culture molding plate 41 formed on the inner side of the piece cultivator 4 is configured to have a soiling angle so that the inner surface is inclined toward the tillage width side and cultivated, and the culture plate 5 is The soil has a soiling angle so as to cultivate to the left and right outside. And the piece cultivator 4 is configured in such a manner that the cultivated soil is cultivated only toward the inside of the cultivating part side, and the cultivating board 5 is directed toward the left and right outer parts at the rear side position of the piece cultivator 4. It is configured in a form that cultivates both sides symmetrically.

  Next, mainly based on FIG. 6 and FIG. 7, a funnel-shaped hopper 60 is formed on the upper front portion of the rotor cover 22, and fertilizer and chemicals are sprayed on the soil surface on the front rotation portion of the tilling claw rotor 2. To do. The hopper 60 is formed over substantially the same width as the tillage width of the rotor cover 22, and a laterally slit-shaped spray port 61 is formed between the lower end portion and the upper surface of the rotor cover 22. The hopper 60 is provided with a supply hose 62 for supplying fertilizer or medicine.

  Further, based on FIG. 8, FIG. 9, FIG. 10, a narrow portion 63 is formed by narrowing the spray port 61 portion of the hopper 60 partially at appropriate intervals, and a thin portion 64 having a small amount of medicine sprayed, A dense portion 65 with a large amount of application is formed. In the form in which the opening of the spraying port 61 is constant over the tillage width, the amount of spraying at the center of the tillage width tends to be thick and the amount of spraying at the left and right ends tends to be thin (FIG. 10, A). By arranging and forming the narrow portions 63 at appropriate places, it is possible to disperse uniformly over the entire tillage width without a dark place (FIG. 10, B). The corner portion 37 of the rear cover 3 and the cutout portion of the central portion 66 can be mounted with a piece cultivator, a cultivator 67, etc. to cultivate cultivated soil. In this case, the cultivator 67 When the culture groove 68 is formed, a concentrated portion 65 of the chemical spray amount is generated on the side of the culture groove 68 that is pushed toward the side by the soil cultivator 67 (A). By forming the narrow portion 63 in the spray port 61 corresponding to the location where the dark portion 65 is generated, the dark portion 65 can be sprayed uniformly over the entire tillage width by reducing the amount of the medicine sprayed (B).

  Next, in the cultivating claw rotor 2 in which the cultivating claw 1 bent into a U-shape is mainly arranged based on FIG. 11, the base curved surface portion 70 and the distal curved surface portion 71 of each cultivating claw 1 are arranged. It forms a cultivating surface that acts on the cultivated soil. The soil cultivated on the tip curved surface portion 71 of the tilling nail 1 can be cultivated on the base curved surface portion 70, and the soil surface 72 can be finely cultivated to roughly cultivate the lower layer soil 73 and finished into a lower two-layer form.

DESCRIPTION OF SYMBOLS 1 Claw claw 2 Cultivation claw rotor 3 Rear cover 4 Single cultivator 5 Cultivation plate 6 Standing device 7 Cultivation shaft 8 Tractor

Claims (4)

  On the lower surface of the rear cover (3) at the rear side of one side of the tilling claw (1) rotor (2), a single cultivator (4) for cultivating the lateral end of the cultivated soil cultivated by the rotor (2) inward, An upright device (6) is provided by providing a cultivating plate (5) that is attached to the rear side of the piece cultivator (4) and guides the soil in the cultivated ditch part to the left and right sides. An eaves forming apparatus characterized in that the eaves forming is performed in a wider range than the width of the tillage claw rotor (2) by reciprocating operation.   The piece cultivator (4) is attached to the rear lower surface of the rear cover (3) that can swing up and down to cover the rotation rear portion of the tilling claw (1) rotor (2), and is cultivated by the rear cover (3) to reduce pressure. 2. The straw forming apparatus according to claim 1, wherein the surface is cultivated by the single cultivator (4) to form a cultivated groove portion.   The said cultivating board (5) is attached to the rear part of the piece cultivator (4) located under this rear cover (3) in the rear position of the said rear cover (3). The wrinkle forming apparatus as described.   The said cultivating board (5) is provided so that rotation to the left-right outer side with respect to a piece cultivator (4) is provided, and a cultivating angle is provided so that expansion / contraction adjustment is possible, The 1, 2 or 3 characterized by the above-mentioned.畝 Forming equipment.

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