Roller type rotary tillage cutter

Abstract

The utility model discloses a roller type rotary tillage cutter, which comprises a plurality of roller rings distributed in parallel, and is characterized in that support plates are connected among the roller rings, the support plates are distributed on the roller rings in a circular array manner, a plurality of rotary tillage blades are fixed on the support plates, the rotary tillage blades are uniformly distributed on the support plates, and the rotary tillage blades are fixed on the support plates. The rotary tillage cutter solves the problems that an existing walking tractor is prone to sinking in a paddy field and is difficult to operate, the supporting plates are connected to the multiple roller rings, so that the rotary tillage cutter is in a roller shape and can replace tires to roll in the paddy field, the ground is ploughed through rotation of the rotary tillage blades in the rolling process, and the rotary tillage cutter is convenient to use. The contact area between the rotary tillage cutter and the ground can be increased through the supporting plate, the stability of ploughing is guaranteed, and the situation that the rotary tillage cutter sinks is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to rotary tiller technical field, concretely is gyro wheel type rotary tiller. BACKGROUND

[0002] The existing rotary tiller is connected to one side of a tractor or other mobile equipment, and the rotary tiller is moved by the mobile equipment to plow the farmland. The existing rotary tiller plows the ground by the weight and the length of the blade, and the plowing depth is small, which cannot meet the use requirement. The tire is easy to sink in the paddy field when rolling, so the gyro wheel type rotary tiller is designed to be in the form of gyro wheel, which can make the rotary tiller run stably and increase the pressure of the rotary tiller on the ground to avoid sinking in the soil. SUMMARY

[0003] The utility model discloses gyro wheel type rotary tiller, through connecting support board on multiple gyro wheel rings, make the rotary tiller be in the form of gyro wheel, when rolling, utilize the rotation of rotary blade to plow the ground, strengthen the contact pressure of rotary blade and the ground, guarantee the stability of plowing, and support board can increase the contact area of the rotary tiller and the ground, avoid the situation that the rotary tiller sinks.

[0004] The utility model provides the following technical scheme: gyro wheel type rotary tiller, including multiple parallel distribution's gyro wheel ring, gyro wheel ring is connected with support board, support board circular array distribution is in gyro wheel ring, support board is fixed with multiple rotary blades, rotary blade is evenly distributed on support board, the cutting edge of rotary blade faces the outside.

[0005] In order to avoid that gyro wheel ring directly contacts with the ground and causes the deformation of gyro wheel ring, a circular hole is formed in the support plate, the gyro wheel ring is inserted between the plurality of support plates, and the support plate and the gyro wheel ring are arranged at an acute angle.

[0006] In an embodiment, the rotary blade is arc-shaped, and the end portion of the rotary blade is bent and formed, the bending direction is the same as the axial direction of the gyro wheel ring, and the bending directions of the rotary blades of the adjacent two rows are opposite.

[0007] In another embodiment, the rotary blade is square-shaped, the rotary blade and the support plate are arranged at an acute angle, and a notch is formed in the middle of the cutting edge portion of the rotary blade.

[0008] Further, the end portion of the rotary blade is flush with the end portion of the support plate, and the notch is away from the end portion.

[0009] Further, an installation plate for connecting with the wheel hub is connected on the outer side of the roller ring at one end, the installation plate is connected close to the two roller rings through the reinforcing rib, and the rigidity of the roller ring is enhanced through the reinforcing rib.

[0010] Compared with the prior art, the utility model has the beneficial effects that: through connecting the support plate on the multiple roller rings, the rotary tillage tool is in the shape of roller, when rolling, the rotary tillage blade is used to rotate to till the ground, the contact pressure of the rotary tillage blade and the ground is enhanced, the stability of tillage is guaranteed, and the support plate can increase the contact area of the rotary tillage tool and the ground, and the situation that the rotary tillage tool sinks is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0011] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, and are used to explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model.In the drawings:

[0012] Figure 1 It is the perspective view of the overall structure of the utility model;

[0013] Figure 2 It is the side view of the overall structure of the utility model;

[0014] Figure 3 It is the side view of the second embodiment of the utility model;

[0015] Figure 4 It is the perspective view of the second embodiment of the utility model

[0016] In the drawing: 1, roller ring;2, support plate;3, rotary tillage blade;31, notch;4, installation plate;5, reinforcing rib. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0018] Embodiment one

[0019] Please refer to Figure 3 and Figure 4The utility model provides technical scheme: gyro wheel formula rotary tiller, including a plurality of parallel distribution gyro wheel ring 1, gyro wheel ring 1 is connected with support plate 2 between, support plate 2 is used for reinforcing the connecting strength between gyro wheel ring 1, while support plate 2 supports gyro wheel ring 1, guarantees the concentricity of a plurality of gyro wheel ring 1, also avoids gyro wheel ring 1 between and ground contact, support plate 2 circular array distribution is on gyro wheel ring 1, a plurality of rotary tillage blades 3 are fixed on support plate 2, rotary tillage blade 3 evenly distributes on support plate 2, the cutting edge of rotary tillage blade 3 faces the outside, utilizes the contact of rotary tillage blade 3 and ground, ploughs to ground, and simultaneously this gyro wheel formula rotary tiller can roll in paddy field, reduces the contact pressure of rotary tillage blade 3 and ground, improves the stability of rotary tillage, and simultaneously support plate 2 can increase the contact area with ground, avoids the rotary tiller to appear subsidence situation.

[0020] The support plate 2 is provided with a circular hole, the gyro wheel ring 1 is inserted between a plurality of support plates 2, the support plate 2 and the gyro wheel ring 1 are arranged at an acute angle, and the support plate 2 increases the contact area between the rotary tillage tool and the ground.

[0021] As shown in Figure 3 and 4 , the rotary tillage blade 3 is arc-shaped, and the end portion of the rotary tillage blade 3 is bent and formed, the bending direction is the same as the axial direction of the gyro wheel ring 1, the bending directions of the rotary tillage blades 3 of the adjacent two rows are opposite, the rotary tillage blade 3 with the opposite bending direction is used to expand the soil turning area and improve the soil turning efficiency.

[0022] Embodiment two

[0023] As shown in Figure 1 , the rotary tillage blade 3 is square-shaped, the rotary tillage blade 3 and the support plate 2 are arranged at an acute angle, a notch 31 is arranged in the middle of the cutting edge portion of the rotary tillage blade 3, the notch 31 reduces the contact area between the cutting edge and the soil, reduces the friction, makes the cutting process more smooth, the notch 31 also reduces the adhesion of the soil, improves the heat dissipation effect, and prolongs the service life of the tool.

[0024] As shown in Figure 2 , the end portion of the rotary tillage blade 3 is flush with the end portion of the support plate 2, the rotary tillage blade 3 is welded on one end of the support plate 2, and the notch 31 is away from the end portion.

[0025] As shown in Figure 2 , the outer side of one end of the gyro wheel ring 1 is connected with a mounting plate 4 for connecting with the hub, the mounting plate 4 facilitates mounting the rotary tillage tool on the hub, the mounting plate 4 and the gyro wheel ring 1 between the two adjacent gyro wheel rings 1 are connected through a reinforcing rib 5, a part of the reinforcing rib 5 is connected with the gyro wheel ring 1 at the end, and the other part of the reinforcing rib 5 is connected with the gyro wheel ring 1 at one side of the end, which improves the rigidity of the gyro wheel ring 1 and reduces the deformation of the gyro wheel formula rotary tillage tool.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A roller-type rotary tiller, comprising multiple parallel-distributed roller rings, characterized in that: A support plate is connected between the roller rings. The support plate is arranged in a circular array on the roller rings. Multiple rotary tillage blades are fixed on the support plate. The rotary tillage blades are evenly distributed on the support plate, and the blades of the rotary tillage blades face outward.

2. The rotary tiller according to claim 1, characterized in that: The support plate has a circular hole, and the roller ring is inserted between multiple support plates. The support plates and the roller ring are distributed at an acute angle.

3. The rotary tiller according to claim 1, characterized in that: The rotary tiller blades are arc-shaped, and the ends of the rotary tiller blades are bent in the same direction as the axial direction of the roller ring. The bending directions of the rotary tiller blades in adjacent rows are opposite.

4. The rotary tiller blade according to claim 1, characterized in that: The rotary tiller blade is square-shaped and is distributed at an acute angle with the support plate. A groove is provided in the middle of the blade edge of the rotary tiller blade.

5. The rotary tiller according to claim 4, characterized in that: The end of the rotary tiller blade is flush with the end of the support plate, and the groove is on the side away from the end.

6. The rotary tiller blade according to claim 1, characterized in that: A mounting plate for connecting to a hub is connected to the outer side of one end of the roller ring, and the mounting plate is connected to the two roller rings near the hub by reinforcing ribs.

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