JP4646767B2 - Plowing weeder - Google Patents

Description

  The present invention relates to a middle-plowing weeding machine that performs weeding by plowing soil between streaks and strains of rice and other crops.

Conventionally, as this type of mid-weeding weeder, a sliding member is disposed at the front end of the traveling frame body such as a handle attached to a traveling body such as a handle for holding a hand or a tractor, and the traveling direction of the sliding member A structure in which an interstitial rotor that rotates around a horizontal axis is disposed at a rear position is known.
Japanese Utility Model Publication No. 56-89305

  However, these conventional structures have the disadvantage that weeding between crops can be removed, but weeding between strains is not possible.

The present invention is intended to solve these disadvantages. Among the present inventions, the invention according to claim 1 is a sliding member capable of sliding between crop streaks at the tip of the traveling frame in the traveling direction. , And a row rotor capable of weeding the weeds existing between the rows of crops is rotatably arranged at a rear position in the traveling direction of the sliding member, and the traveling frame body includes a handle for pushing, A pair of left and right support rods are attached to the lower part of the traveling frame, and the above-mentioned sliding plate-like sliding member is attached to the front end portion of each support rod in the traveling direction, and the horizontal end of each support rod can be rotated by a horizontal axis. An interstitial rotor is attached, and an interstitial rotor capable of weeding the weeds existing between the above-mentioned crops is disposed through a support piece at an intermediate position between the sliding member of each support rod and the interstitial rotor. The rotor is placed opposite to the crop and the crop is Each inter-rotor rotor is provided with a rotor material that rotates around the vertical axis, and a plate-like blade material is provided on the rotor material. A plurality of radial protrusions projecting in the advancing direction, and elastic band members made of rubber band plates are formed in the U shape between the tip portions of the plurality of blade members. In the middle tillage weeding machine characterized in that both open ends are bent after being inserted into the holes, and are enclosed in a polygonal ring shape by a locking bar which can be locked to the upper edge of the elastic band .

As described above, according to the present invention, the sliding member that can slide between the streaks of the crop is disposed at the tip of the traveling frame in the traveling direction, and the sliding member is located at a rear position in the traveling direction of the sliding member. The interstitial rotor that can weed out the weeds that exist between the crops is rotatably arranged, and the traveling frame is composed of a handle for pushing, and a pair of left and right support rods are attached to the lower part of the traveling frame. The sliding plate-like sliding member is attached to the front end of each supporting rod in the traveling direction, and the inter-strip rotor is attached to the rear end portion of each supporting rod so as to be able to rotate around the horizontal axis. An inter-strain rotor capable of weeding the weeds existing between the crop stocks is disposed through a support piece at an intermediate position between the member and the inter-strip rotor, and the inter-strain rotors are opposed to each other with the crop as a boundary. Along the vertical axis that forms a cross with each other along the crop, Each inter-rotor rotor is provided in a freely rotating manner, and is provided with a rotor material that revolves around the vertical axis, and a plurality of plate-like blade members are projected radially with the plate surface facing the traveling direction. Since an elastic band made of a rubber band is installed between the tip portions of the plurality of blade members in a polygonal ring shape with a retaining rod, the traveling frame is gripped and pushed forward to move the traveling frame. When the body is run, the sliding member at the front end of the traveling direction slides between the strips of the crop and the strips are composed of a plurality of plate-like blades projecting radially with the plate surfaces facing the traveling direction. The rotor rotates due to the resistance of the paddy field and weeds the weeds that exist between the crop strips, and the inter-rotor rotor in the middle position between the sliding member and the strip rotor also receives the resistance of the paddy field. Rotate in a different direction to weed the weeds that exist between the crop stocks, It is possible to remove weeds that exist between crop streaks and between stocks, and to perform good middle tillage work, and the inter-rotor rotors are opposed to each other with the crop as a boundary and are arranged with respect to each other with the crop as a boundary. Since each of the opposite parts of the inter-rotor rotor is subjected to resistance from the paddy soil, the opposite direction of the cross-rotor is reliably rotated and the inter-rotor rotor rotates well. Each inter-rotor rotor is provided with a rotor material that revolves around the vertical axis, and a plurality of plate-like blade materials are provided radially on the rotor material with the plate surfaces facing the traveling direction. The elastic band member having elasticity between the tip portions of the plurality of blade members is formed in a U shape and inserted into two holes provided in the blade member. A polygonal ring with a retaining rod that can be locked to the upper edge of the belt Because the Go is erected, when the soil is brought inward by rotation of the inter-rotor rotors in different directions, the elastic band material is recessed into a concave shape due to the resistance of the soil, or is restored to a flat shape by self-elasticity For example, if an inelastic steel plate is used in place of the elastic band material, the non-recessed field soil will quickly escape, but in this case, the elastic band material will It acts to prevent the field soil from escaping quickly by receiving a resistance and denting it into a concave shape, and the soiling is performed well, and this weeding can scrape weeds between plants and between the plants well, weeding, Since the elastic band body is made of a rubber band plate, it is possible to obtain a good elastic restoring action and improve the economic efficiency.

  FIG. 1 to FIG. 12 show an embodiment in which the present invention is applied to a hand-push type paddy field plowing weeder. Reference numeral 1 denotes a traveling frame, which comprises a handle for pushing, A pair of slat-like sliding members 2 and 2 capable of sliding along the striation B of the crop W, which is paddy rice, are arranged opposite to each other at the tip of the traveling direction, and the traveling direction of the pair of sliding members 2 and 2 In the rear position, the interstitial rotors 3 and 3 capable of weeding the weeds K existing in the interstices B of the crop W are rotatably arranged, and an intermediate position between the sliding members 2 and 2 and the interstitial rotors 3 and 3 A pair of inter-strain rotors 4, 4 capable of weeding the weed F existing in the inter-strain D of the crop W are arranged.

  In this case, a pair of left and right support rods 1a and 1a are attached to the traveling frame 1 which is a handle for pushing, and the sliding members 2 and 2 are attached to the distal ends of the support rods 1a and 1a. A hexagonal cylindrical tube 3b is provided at the rear end of the polygonal tube 3b by a horizontal shaft 3a so as to be rotatable in a horizontal direction, and an opening 3c is formed in the peripheral surface of the polygonal tube 3b. A rotating blade member 3d is provided in a projecting manner, and inter-sector rotors 4 and 4 are provided at intermediate positions between the sliding members 2 and 2 and the inter-row rotors 3 and 3 of the support rods 1a and 1a.

In this case, the inter-rotor rotors 4 and 4 are disposed opposite to the support rods 1a and 1a with the crop W as a boundary, and the support rods 1a and 1a receive the crop W via the support pieces 1b and 1b. Vertical axes 4a and 4a that form a C shape with an inclination angle of about 10 to 20 degrees, and in this case 15 degrees with respect to the horizontal with respect to each other as a boundary, are arranged on the vertical axes 4a and 4a. 4b is provided so as to be rotatable, and a plurality of plate-like blade members 4c and 4c are radially provided in a state in which the plate surfaces face each other in the traveling direction on the rotor members 4b and 4b. It is formed between the front ends of the blades 4c and 4c in a U shape, and after passing through the two holes provided in the blades, both open ends are bent and locked to the upper edge of the elastic band the possible stop rod 4d, this case, enclose the elastic strip 5 having an elastic made of rubber strip in a polygonal ring Constitute erection to.

  Since this embodiment has the above-described configuration, in this case, when the operator grasps and pushes the traveling frame 1 in the paddy field, the sliding members 2 and 2 at the front end in the traveling direction are between the strips of the crop W. While sliding on B, the strip rotors 3 and 3 rotate under the resistance of the paddy field to weed out the weed F existing between the strips of the crop W, and the sliding members 2 and 2 and the strip rotor 3 The inter-rotor rotors 4 and 4 in the middle position with respect to 3 also rotate in different directions due to the resistance of the paddy field and weed the weeds F existing in the inter-strain D of the crop W. Therefore, the crop W The weeds present in the inter-strips B and the inter-strains D can be removed, and good middle plowing weeding work can be performed.

  Further, in this case, the inter-strain rotors 4 and 4 are opposed to each other with the crop W as a boundary, and are respectively pivotally opposed around a longitudinal axis 4a that forms a cross-section with the crop W as a boundary. As a result, the opposing portion of the inter-rotor rotors 4 and 4 receives resistance from the paddy field, so that the rotation in the opposite direction is ensured and the inter-rotor rotors 4 and 4 can be rotated well.

Further, in this case, each of the inter-strain rotors 4 and 4 is provided with a rotor material 4b that revolves around the longitudinal axis 4a, and a plate-like blade material 4c is opposed to the rotor material 4b in a state where the plate surface faces the traveling direction. A plurality of radial protrusions are provided, and an elastic band member 5 having elasticity between the tip portions of the plurality of blade members 4c is formed in a U shape and is opened after being inserted into two holes provided in the blade members. Since the end portion is bent and surrounded by a polygonal ring by a locking rod 4d that can be locked to the upper edge of the elastic band , as shown in FIG. 12, the inter-rotor rotors 4 and 4 are rotated in different directions. When the field soil is brought inward, the elastic band member 5 is subjected to the behavior of being recessed into a concave shape due to the resistance of the field soil or being restored to a flat plate shape by self-elasticity. Instead, if you use a non-elastic steel plate, you will be able to quickly squeeze out the soil without any depression. In this case, the elastic strip 5 receives the resistance of the paddy soil and dents in a concave shape to prevent the paddy from escaping quickly, and the padding is performed well. In this case, since the elastic band 5 is made of a rubber band plate, it is possible to obtain a good elastic restoring action and economical efficiency. Can be increased.

  In this case, the interstitial rotors 4 and 4 are provided with a polygonal cylindrical body 3b that rotates about the horizontal axis, and an opening 3c is formed on the peripheral surface of the polygonal cylindrical body 3b and a plurality of rotary blade members 3d are provided. Therefore, the weeds F existing in the streak B can be removed well.

  The present invention is not limited to the above-described embodiment. For example, the traveling frame body 1 can be connected to a machine such as a tractor instead of the hand-held type, and the traveling frame body 1, A sliding member 2. The structure and form of the interstitial rotor and stock rotor are designed with appropriate changes.

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

1 is an overall perspective view of an embodiment of the present invention. 1 is an overall plan view of an embodiment of the present invention. It is a partial side view of the embodiment of the present invention. It is a partial front sectional view of an example of an embodiment of the invention. It is a partial front view of the embodiment of the present invention. It is a fragmentary sectional view of the example of an embodiment of the invention. It is a partial front view of the embodiment of the present invention. It is a fragmentary sectional view of the example of an embodiment of the invention. It is a front view of the use condition of the embodiment of the present invention. It is a front view of the use condition of the embodiment of the present invention. It is a front view of the use condition of the embodiment of the present invention. It is a description top view of the use condition of the embodiment of this invention.

B Inter-row D Inter-strain F Weed 1 Travel frame 1a Support rod 1b Support piece 2 Sliding member 3 Inter-rotor 3a Horizontal shaft 3b Polygonal cylinder 3c Opening 3d Rotary blade material 4 Inter-rotor 4a Vertical axis 4b Rotor material 4c Blade material 4d Stopper 5 Elastic band

Claims (1)

A sliding member that can slide between the streaks of the crop is arranged at the front end of the traveling frame in the traveling direction, and the interstitial rotor capable of weeding the weeds existing between the streaks of the crop is rotatable at the rear of the sliding member in the traveling direction The traveling frame body has a handle for pushing, a pair of left and right support rods are attached to the lower portion of the traveling frame body, and the sliding plate-like sliding member is attached to the front end of each support rod in the traveling direction. At the same time, it is attached to the rear end portion of each support rod by the horizontal axis so as to be able to rotate in the horizontal direction, and the crop is interposed between the sliding member of the support rod and the interstage rotor via a support piece. An inter-strain rotor capable of weeding the weeds existing between the plants is disposed, and the inter-rotor rotors are arranged opposite to each other with the crop as a boundary, and around the vertical axis forming a cross-shape with the crop as a boundary, respectively. Each stock rotor is pivoted around the vertical axis. A rotating rotor material is provided, and a plurality of plate-like blade materials project radially from the rotor material in a state where the plate surfaces face each other in the direction of travel. The elastic band member is formed in a U shape and inserted into two holes provided in the blade member, and then both open end portions are bent so that the elastic band member can be locked to the upper edge of the elastic band member A middle plowing weeding machine characterized by being constructed in a polygonal ring shape.

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