JP2010200665A - Apparatus for preventing cultivator from moving sideways - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an apparatus for preventing a cultivator from moving sideways, which prevents a tractor from moving sideways even when a hillside is cultivated. <P>SOLUTION: The apparatus (10) for preventing a cultivator from moving sideways is equipped with a rotary crusher (12) rotatably arranged in a direction substantially perpendicular to the traveling direction of the cultivator as a revolving shaft axis and a side movement preventing blade (16) having blade pieces that are bitten into the ground surface and rotated together with the rotary crusher, when the rotary crusher is rotated on the ground surface, substantially at the center of the rotary crusher. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates generally to cultivator side-flow prevention devices. More particularly, the present invention relates to a cultivator side-flow prevention device for preventing a tractor from cross-flowing even when cultivating an inclined land.

  It is a well-known matter that various farming operations are performed by attaching various agricultural equipment such as a cultivator to a tool bar with a mast, connecting the mast to a hydraulic three-point support device of the tractor, and operating the tractor.

  However, in the case where the cultivated land is inclined, the cultivator is caused to flow downward in the inclined direction, which makes it difficult to cultivate along the center of the crop row. Further, since the tractor is pulled by the laterally flowing cultivator and flows downwardly, the tractor is not easily operated.

  The present invention has been developed in view of such a situation, and provides a cultivator side-flow prevention device for preventing a tractor from cross-flowing even when cultivating an inclined land. It is aimed.

  The lateral flow prevention device for a cultivator attached to a cultivator pulled by a tractor according to claim 1 of the present invention is rotatably arranged with a direction substantially orthogonal to the traveling direction of the cultivator as a rotation axis. A goro crusher and a cross flow prevention vane having a vane piece that is substantially centered in the goro crusher and has blade pieces that bite into the ground and rotate together when the goro crusher rotates on the ground. It is what.

  The lateral flow preventing device for a cultivator according to claim 2 of the present application is the device of claim 1, wherein the goro crusher includes a disk portion disposed at both ends, a bearing portion in the center of the disk portion, and the disk portion And a plurality of crusher pieces arranged so as to connect each of the two.

  The lateral flow prevention device for a cultivator according to claim 3 of the present application is the device of claim 1 or 2, wherein the lateral flow prevention blade has a plurality of blade pieces extending outward from an outer surface formed by the crusher piece. It is characterized by this.

  The lateral flow prevention device for a cultivator attached to a cultivator pulled by a tractor according to claim 4 of the present application is disposed so as to be rotatable about a direction substantially perpendicular to the traveling direction of the cultivator as a rotation axis. A cross flow prevention blade is provided, and the outer periphery of the cross flow prevention blade has a blade piece that bites into the ground and rotates when the tractor travels.

  The lateral flow preventing device for a cultivator according to claim 5 of the present application is the device according to any one of claims 1 to 4, wherein each of the blade pieces has a semicircular shape, a triangular shape, or a trapezoidal shape. It is characterized by being formed.

  According to the present invention, since the blade piece of the crossflow prevention blade bites into the ground during cultivation, even when the cultivated land is inclined, it can be cultivated along the center of the crop row, and the lateral flow of the tractor Can be prevented. Since the crossflow prevention device of the present invention has a simple structure, the manufacturing cost is low and there are few failures, so that the maintenance cost can be kept low.

  Next, with reference to the accompanying drawings, a lateral flow preventing device for a cultivator according to a preferred embodiment of the present invention will be described in detail. FIG. 1 is a perspective view showing a cultivator side-flow preventing device according to a first embodiment. The crossflow prevention device for a cultivator according to the first embodiment of the present invention, indicated as a whole by the reference numeral 10 in FIG.

  The goro crusher 12 has a disk portion 12a disposed at both ends, a bearing portion 12b at the center of the disk portion 12a, and a number of crusher pieces 12c disposed so as to connect the disk portions 12a at both ends. .

  Although the crusher piece 12c is illustrated as being formed of an elongated steel plate having a predetermined width, a steel rod may be used instead of the steel plate. Each crusher piece 12c shown in the figure has a curved shape and is formed in a drum shape as a whole, but a linear crusher piece 12c may be used. The goro crusher 12 itself is a known instrument.

  The cultivator side-flow prevention device 10 also includes an arm 14 for rotatably supporting the goro crusher 12 at both ends thereof. That is, the arm 14 includes a base portion 14a having a mountain-like plan view and support portions 14b and 14c extending from both ends of the base portion 14a, and the bearing portions 12b of the goro crusher 12 at the support portions 14b and 14c. Are rotatably connected to each other.

  The cultivator side-flow prevention device 10 further includes a side-flow prevention blade 16 disposed substantially in the center of the goro crusher 12 so as to be substantially parallel to the disk portion 12 a of the goro-crusher 12. More specifically, the transverse flow prevention blade 16 is firmly fixed to the outer surface (the drum-shaped outer periphery) formed by the crusher piece 12 c of the goro crusher 12.

  The transverse flow prevention blades 16 are formed so that a large number (eight in FIG. 1) of substantially semicircular blade pieces 16a extend outward from the drum-shaped outer periphery. Thereby, when the goro crusher 12 rotates on the ground, the blade piece 16a of the transverse flow preventing blade 16 bites into the ground and rotates together.

  The blade piece 16a of the cross flow preventing blade 16 shown in FIGS. 1 and 2 has a substantially semicircular shape, but other shapes (for example, a triangular shape) can be used as long as they can bite into the ground. You may employ | adopt the blade | wing piece of a trapezoid shape (refer FIG. 5) etc. (refer FIG. 3 and FIG. 4).

  The operation of the cultivator side-flow prevention device 10 configured as described above will be described. As shown in FIG. 2, the cultivator side-flow preventing device 10 is attached to the tail end of a stringer extending rearward from a cultivator pulled by a tractor (not shown) via an attachment portion 14 d.

  FIG. 6 is a schematic view showing a cultivation state by a tractor equipped with the cultivator side-flow preventing device 10. In FIG. 6, the left side shows a portion with a high inclination, and the right side shows a portion with a low inclination (that is, the inclination flows from the left side toward the right side). When cultivated without the cultivator side-flow prevention device 10 being mounted, the cultivator is caused to flow downwardly by gravity (that is, rightward in FIG. 6) as described above, so that the tractor is also pulled downward by being pulled by this. Washed away. However, when the cultivator side-flow prevention device 10 is attached to work, the blade piece 16a of the side-flow prevention blade 16 located at the tail bites into the ground, so that the cultivator and the tractor are prevented from cross-flowing.

  FIG. 7 is a perspective view showing a lateral flow preventing device for cultivator according to a second embodiment of the present invention. The cultivator side-flow prevention device according to the second embodiment of the present invention, indicated as a whole by the reference numeral 20 in FIG. 7, is substantially the same as the cultivator side-flow prevention device 10 except that it does not include a goro crusher. In general. In other words, the cultivator side-flow prevention device 20 supports the side-flow prevention blades 26 that are rotatably arranged with the direction substantially orthogonal to the traveling direction of the cultivator as a rotation axis, and the side-flow prevention blades 26 are rotatably supported. And an arm 24.

  The transverse flow prevention blades 26 are formed of a plate having a large number (10 in FIG. 7) of triangular blade pieces 26a provided on the outer periphery. When the transverse flow prevention blades 26 rotate on the ground, the blade pieces 26a are grounded. Rotate by biting into.

  The blade piece 26a of the cross flow preventing blade 26 shown in FIG. 7 and FIG. 8 has a triangular shape, but as long as it can bite into the ground as in the case of the cross flow preventing device 10 for cultivator. (For example, a semicircular shape (see FIG. 9), a trapezoidal shape (not shown), etc.) may be employed. The operation of the cultivator side-flow preventing device 20 is the same as the operation of the cultivator side-flow preventing device 10.

  The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the invention described in the claims, and these are also included in the scope of the present invention. Needless to say, it is something.

  For example, in the first embodiment, the arm 14 that rotatably supports the goro crusher 12 is illustrated as having a mountain-shaped base portion 14a and support portions 14b and 14c, but the goro crusher 12 can be rotated. Any other type of arm may be employed as long as it can be supported by the arm.

  Moreover, in the said embodiment, although the apparatus 10 and 20 is attached to the tail end of the stringer extended back from a cultivator, it is most effective that the attachment location of the apparatuses 10 and 20 is the tail end. Although it is, it is not limited to the tail end.

It is the perspective view which showed the crossflow prevention apparatus for cultivators which concerns on the 1st Embodiment of this invention. It is the perspective view which showed the state in which the lateral flow prevention apparatus for cultivators of FIG. 1 was attached to the cultivator. It is the perspective view which showed a part of side flow prevention apparatus of a deformation | transformation form. FIG. 4 is a side view of FIG. 3. It is the same figure as FIG. 4 which showed another modification of the crossflow prevention apparatus. It is a schematic diagram for demonstrating the action | operation of the cultivator side-flow prevention apparatus which concerns on the 1st Embodiment of this invention. It is the perspective view which showed the crossflow prevention apparatus for cultivators which concerns on the 2nd Embodiment of this invention. It is the perspective view which showed the state in which the lateral flow prevention apparatus for cultivators of FIG. 7 was attached to the cultivator. It is the same figure as FIG. 7 which showed the modification of the crossflow prevention apparatus for cultivators which concerns on the 2nd Embodiment of this invention.

10, 20 Crossflow prevention device for cultivator 12 Goro crusher 12a Disk portion 12b Bearing portion 12c Crusher piece 14, 24 Arm 14a Base portion 14b, 14c Support portion 14d Mounting portion 16, 26 Cross flow prevention blade 16a, 26a Blade piece

Claims (5)

A crossflow prevention device for a cultivator attached to a cultivator pulled by a tractor,
A goro crusher disposed so as to be rotatable about a direction substantially orthogonal to the traveling direction of the cultivator as a rotation axis;
A cross flow prevention blade substantially at the center of the Goro crusher and having a blade piece that bites into the ground and rotates together when the Goro crusher rotates on the ground;
A device characterized by comprising:   The goro crusher has a disk part disposed at both ends, a bearing part in the center of the disk part, and a number of crusher pieces disposed so as to connect each of the disk parts. Item 1. The apparatus according to Item 1.   3. An apparatus according to claim 1 or 2, wherein the cross-flow prevention vane has a number of vane pieces extending outwardly from an outer surface formed by the crusher piece. A crossflow prevention device for a cultivator attached to a cultivator pulled by a tractor,
A transverse flow prevention blade disposed rotatably about a direction substantially orthogonal to the traveling direction of the cultivator as a rotation axis;
An apparatus having a blade piece on the outer periphery of the transverse flow preventing blade, which is adapted to rotate by biting into the ground when the tractor travels.   The apparatus according to any one of claims 1 to 4, wherein each of the blade pieces is formed in a semicircular shape, a triangular shape, or a trapezoidal shape.

Images