Remotely controllable rotary cultivator

Abstract

The invention relates to the technical field of rotary cultivators, in particular to a remotely controllable rotary cultivator which comprises an outer shell, a cutter shaft is arranged in the outer shell, rotary tillage blades are arranged on the cutter shaft, and two sets of side protection plates, a first supporting arm, a second supporting arm, a motor, a power source and a controller are arranged above the outer shell. The two sets of side protection plates are arranged on the two sides of the motor, the power source is installed beside the motor, the controller is connected with the power source and the motor through a circuit, supporting assemblies are arranged on the two sides of the outer shell, the vertical plate is installed on the side face of the outer shell through bolts, and the surface of the vertical plate is provided with two sets of outer protruding blocks symmetrically arranged about the central axis of the vertical plate. The rotary cultivator has the beneficial effects that the problems that the installation mode of a traditional rotary cultivator often depends on manual lifting of workers or operation by using hoisting equipment, the process is tedious and long in consumed time, and unnecessary installation operation complexity is brought to use of the rotary cultivator are solved.

Description

Technical Field

[0001] The invention relates to the field of rotary tillers, in particular to a rotary tiller that can be remotely controlled. Background Art

[0002] A rotary tiller is a driven soil tillage machine with rotating blades as working parts, also known as a rotary tiller. It is widely used in soil tillage operations because of its strong soil crushing ability, which can make the soil finely crushed, soil and fertilizer mixed evenly, and the ground level in one operation, meeting the requirements of dryland sowing or paddy field planting, which is beneficial to gaining farming time, improving work efficiency, and making full use of the power of the tractor.

[0003] A rotary tiller is a tilling machine that is used in conjunction with a tractor to complete plowing and raking operations. It has the characteristics of strong soil crushing ability and flat surface after plowing. When using a rotary tiller, it is necessary to fix the rotary tiller to the tractor through a bracket. Since the height of the tractor's fixing point is uncertain, and the traditional rotary tiller is installed by workers lifting it or using equipment to hoist it, there is a high probability that the installation operation will be complicated and time-consuming when the rotary tiller is used.

[0004] To this end, the present invention proposes a remotely controlled rotary tiller to solve the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide a remotely controlled rotary tiller to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions: a remotely controllable rotary tiller, the remotely controllable rotary tiller comprising: an outer shell, a knife shaft is arranged inside the outer shell, a rotary tiller blade is arranged on the knife shaft, a side guard plate, a first support arm, a second support arm, a motor, a power supply and a controller are arranged above the outer shell, two groups of side guard plates are provided, the two groups of side guard plates are arranged on both sides of the motor, the power supply is installed beside the motor, the controller is connected to the power supply and the motor through a line, and support components are arranged on both sides of the outer shell;

[0007] The vertical plate is installed on the side of the outer shell by bolts, and the surface of the vertical plate is provided with two groups of outer protrusions symmetrically arranged about the central axis of the vertical plate, and the outer protrusions are provided with abutment plates and support frames;

[0008] A receiving plate, a threaded rod is screwed on the surface of the receiving plate, a vertical rod is slidably connected on the surface of the receiving plate, a guide rod is arranged on the surface of the receiving plate, and an external thread is opened on the surface of the guide rod.

[0009] Preferably, the controller has a built-in wireless transmission device, and the controller is arranged between the power supply and the motor, one end of the motor is fixed to the side guard plate on one side, the output end of the motor is rotatably connected to the side guard plate on the other side, the output end of the motor is fixedly connected to the transmission rod, and the first support and the second support are fixed on the outer shell, the second support is arranged close to the edge of the outer shell, the first support is located between the second support and the motor, and the transmission rod is rotatably connected to the first support and the second support.

[0010] Preferably, a rotating block is fixed at the end face of the transmission rod, and the rotating block is disc-shaped. The rotating block is connected to the second support seat through a bearing, and an upper sprocket is fixed on the rotating block. Both ends of the knife shaft are rotatably connected to the outer shell, and one end of the knife shaft located below the transmission rod extends from the outer shell. A lower sprocket is fixed on the end face of the knife shaft, and a chain is meshed with the lower sprocket and the upper sprocket. A number of rotary tilling blades are provided, and the number of rotary tilling blades are equidistantly distributed on the knife shaft.

[0011] Preferably, the two groups of side guard plates are fixed to the upper surface of the outer shell by welding, the motor is located in the middle of the two groups of side guard plates, the motor is located on the central axis of the outer shell, support plates are fixed at the end faces of the two groups of side guard plates, the support plates are welded to the outer shell, two groups of first support arms are provided, the two groups of first support arms are symmetrically distributed about the motor, and one end of the first support arm is fixedly connected to the support plate.

[0012] Preferably, an epitaxial block is fixed to the surface of the outer shell, and two groups of epitaxial blocks are provided. The two groups of epitaxial blocks are respectively located beside the two groups of side guard plates, and the cross-section of the epitaxial block is a right-angled trapezoid. A support block is fixed to the bottom of the second support arm, and the support block and the side guard plate are butt-jointed and connected by stud bolts. An inner groove is provided at the bottom of the support block, and the epitaxial block is inserted into the inner groove. The upper end of the second support arm is connected to the first support arm by bolts.

[0013] Preferably, the vertical plate is in the shape of a square plate, and there are two groups of vertical plates, which are respectively located on the left and right side surfaces of the outer shell, and the surface of the outer protrusion is provided with a slide groove and an inner cavity, the slide groove is located directly above the inner cavity, a first rotating cylinder is fixed at the upper end of the inner cavity, and a magnetic suction block is fixed at the lower end of the inner cavity.

[0014] Preferably, the supporting assembly includes a vertical plate, an external protrusion, an abutment plate, a support frame, a receiving plate, a bottom plate, a threaded rod, a vertical rod and a movable wheel. The two ends of the abutment plate are respectively rotatably connected to the two groups of first rotating cylinders. A pad is fixed on the surface of the abutment plate, and the pad is tightly abutted against the inner wall of the inner cavity.

[0015] Preferably, a second rotating cylinder is fixed on both sides above the abutment plate, a support frame is provided above the abutment plate, one end of the support frame is rotatably connected to the second rotating cylinder, and a ball is provided on the other end of the support frame, the ball is embedded in the slide groove and slidably connected.

[0016] Preferably, the threaded rod is located on the central axis of the receiving plate, and two groups of vertical rods are provided, the two groups of vertical rods are respectively located on both sides of the threaded rod, the two groups of vertical rods are symmetrically distributed about the threaded rod, and a top block is fixed on the top of the vertical rod.

[0017] Preferably, the bottom of the threaded rod is rotatably connected to the base plate, a turntable is fixed to the top of the threaded rod, the bottom of the vertical rod is fixedly connected to the base plate, two groups of movable wheels are arranged under the base plate, two groups of guide holes are opened on the surface of the abutment plate, the guide rod can be inserted into the guide holes, the abutment plate and the receiving plate are in contact and tightly pressed, and a nut is screwed on the external thread.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] The remotely controlled rotary tiller proposed in the present invention has the following advantages: when the rotary tiller is not installed, the abutment plate and the vertical plate are close to each other, and the provided magnetic attraction block will attract the abutment plate to ensure the stability of the abutment plate. When the rotary tiller needs to be installed, the abutment plate and the vertical plate are gradually vertically set by manually toggling the abutment plate. At this time, the ball will continue to roll in the slide groove until it moves to the upper end of the support slide groove, and at the same time, the pad will contact the outer protrusion and abut tightly, and the two sets of receiving plates will be moved, and the receiving plate will be moved to the bottom of the abutment plate, so that the guide rod is correspondingly inserted into the guide hole and the nut is tightened on the external thread to keep the receiving plate and the abutment plate stable. Subsequently, the turntables on both sides are synchronously held and rotated to drive the threaded rod to rotate The outer shell can be moved by pushing the bottom plate to move the outer shell to the tractor maintenance position, and the height of the outer shell can be adjusted by rotating the turntable to meet the installation needs, thereby improving the installation efficiency. By setting the supporting assembly, the outer shell can be supported to a certain extent as a whole, which is convenient for the installation of the machine body and reduces the time wasted during the installation of the machine body. This avoids the problem that the traditional rotary tiller is installed by being lifted by workers or hoisted by equipment, and the installation operation is complicated and time-wasting when the rotary tiller is used. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the present invention;

[0021] Figure 2 for Figure 1 A magnified view of the structure at center;

[0022] Figure 3 It is a side view of the structure of the present invention;

[0023] Figure 4 It is a schematic diagram of the structure of the second supporting arm of the present invention;

[0024] Figure 5It is a schematic diagram of the structure of the first supporting arm of the present invention;

[0025] Figure 6 It is a schematic diagram of the structure of the vertical plate and the abutting plate of the present invention;

[0026] Figure 7 It is a schematic diagram of the receiving plate structure of the present invention.

[0027] In the figure: 1, first support arm; 2, controller; 3, power supply; 4, support assembly; 5, support plate; 6, outer shell; 8, outer frame; 9, first support seat; 10, transmission rod; 11, side guard plate; 12, motor; 13, second support arm; 14, vertical rod; 15, moving wheel; 16, bottom plate; 17, threaded rod; 18, receiving plate;

[0028] 19. turntable; 20. abutment plate; 21. vertical plate; 22. support frame; 23. external convex block; 24. knife shaft;

[0029] 25. Rotary tillage blade; 26. Support block; 27. Rotary block; 28. Chain; 29. ​​Lower sprocket; 30. Extension block; 31. Inner groove; 32. Upper sprocket; 33. First rotary drum; 34. Ball bearing; 36. Second rotary drum;

[0030] 37. Guide hole; 38. Backing plate; 39. Inner cavity; 40. Slide groove; 41. Top block; 42. External thread; 43. Nut; 44. Guide rod; 45. Magnetic block; 46. Second support seat. DETAILED DESCRIPTION

[0031] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] Example 1: Please refer to Figure 1-Figure 7 The present invention provides a technical solution: a remotely controllable rotary tiller, the remotely controllable rotary tiller comprising: an outer shell 6, a knife shaft 24 is arranged inside the outer shell 6, a rotary tiller blade 25 is arranged on the knife shaft 24, a side guard plate 11, a first support arm 1, a second support arm 13, a motor 12, a power supply 3 and a controller 2 are arranged above the outer shell 6, two groups of side guard plates 11 are provided, the two groups of side guard plates 11 are arranged on both sides of the motor 12, the power supply 3 is installed beside the motor 12, the controller 2 is connected to the power supply 3 and the motor 12 through a line, and support components 4 are arranged on both sides of the outer shell 6;

[0033] The vertical plate 21 is installed on the side of the outer shell 6 by bolts. The surface of the vertical plate 21 is provided with two groups of external protrusions 23 symmetrically arranged about the central axis of the vertical plate 21. The external protrusions 23 are provided with abutment plates 20 and support frames 22. The surface of the receiving plate 18 is screwed with a threaded rod 17. The surface of the receiving plate 18 is slidably connected with the vertical rod 14. The surface of the receiving plate 18 is provided with a guide rod 44. The surface of the guide rod 44 is provided with an external thread 42. The support assembly 4 includes the vertical plate 21, the external protrusions 23, the abutment plate 20, the support frame 22, the receiving plate 18, the bottom plate 16, the threaded rod 17, the vertical rod 14 and the moving wheel 15. The two ends of the abutment plate 20 are respectively rotatably connected to the two groups of first rotating drums 33. The surface of the abutment plate 20 is fixed with a pad 38, and the pad 38 and the inner wall of the inner cavity 39 are tightly abutted.

[0034] When in use, before the rotary tiller is installed, the abutment plate 20 and the vertical plate 21 are close to each other, and the magnetic block 45 will attract the abutment plate 20 to ensure the stability of the abutment plate 20. When the rotary tiller needs to be installed, the abutment plate 20 and the vertical plate 21 are gradually set vertically by manually moving the abutment plate 20. At this time, the ball 34 will continue to roll in the slide groove 40 until it moves to the upper end of the support slide groove 40. At the same time, the pad 38 will contact the outer protrusion 23 and press it tightly, and the two sets of receiving plates 18 will be moved to the bottom of the abutment plate 20, so that the guide rod 44 is inserted into the guide hole corresponding to the guide rod 44. 37 and tighten the nut 43 on the external thread 42 to keep the receiving plate 18 and the abutting plate 20 stable. Then, the turntables 19 on both sides are held and rotated synchronously to drive the threaded rod 17 to rotate, so that the receiving plates 18 on both sides of the outer shell 6 continue to move upward synchronously, thereby driving the outer shell 6 to move upward as a whole, so that the outer shell 6 is separated from the ground. Therefore, by pushing the bottom plate 16, the outer shell 6 can be driven to move and the outer shell 6 can be moved to the tractor maintenance place. The height of the outer shell 6 can also be adjusted by rotating the turntable 19 to meet the installation needs, thereby improving the installation efficiency.

[0035] Embodiment 2: On the basis of embodiment 1, the controller 2 is built with a wireless transmission device, and the controller 2 is arranged between the power supply 3 and the motor 12. One end of the motor 12 is fixed on the side guard plate 11 on one side, and the output end of the motor 12 is rotatably connected to the side guard plate 11 on the other side. The output end of the motor 12 is fixedly connected to the transmission rod 10, and the first support seat 9 and the second support seat 46 are fixed on the outer shell 6. The second support seat 46 is arranged close to the edge of the outer shell 6, and the first support seat 9 is located between the second support seat 46 and the motor 12. The transmission rod 10 is rotatably connected to the first support seat 9 and the second support seat 46. When in use, a control module and a GNS antenna are arranged in the controller 2. The operator can start the motor 12 through the remote control device to realize the separation of man and machine. The remote control function allows the operator to work in a safer and more comfortable environment, reducing the labor intensity.

[0036] A rotating block 27 is fixed at the end surface of the transmission rod 10. The rotating block 27 is in the shape of a disk and is connected to the second support seat 46 through a bearing. An upper sprocket 32 ​​is fixed on the rotating block 27. Both ends of the cutter shaft 24 are rotatably connected to the outer shell 6. One end of the cutter shaft 24 located below the transmission rod 10 extends from the outer shell 6. A lower sprocket 29 is fixed on the end surface of the cutter shaft 24. A chain 28 is meshed between the lower sprocket 29 and the upper sprocket 32. A plurality of rotary tillage blades 25 are provided, and the plurality of rotary tillage blades 25 are equidistantly distributed on the cutter shaft 24.

[0037] When in use, by starting the motor 12, the output end of the motor 12 will drive the transmission rod 10 to rotate, and then drive the upper sprocket 32 ​​to rotate, and then drive the chain 28 to transmit, so that the lower sprocket 29 rotates synchronously, thereby driving the knife shaft 24 to rotate, and realizing the rotary tillage operation of the rotary tillage blade 25. The outer frame 8 is connected to the outer shell 6 by bolts, and the upper sprocket 32, the lower sprocket 29 and the chain 28 are stored to prevent external interference.

[0038] Two groups of side guard plates 11 are fixed to the upper surface of the outer shell 6 by welding, the motor 12 is located in the middle of the two groups of side guard plates 11, and the motor 12 is located on the central axis of the outer shell 6. The end surfaces of the two groups of side guard plates 11 are fixed with support plates 5, and the support plates 5 are welded to the outer shell 6. Two groups of first support arms 1 are provided, and the two groups of first support arms 1 are symmetrically distributed about the motor 12, and one end of the first support arm 1 is fixedly connected to the support plate 5;

[0039] The surface of the outer shell 6 is fixed with an epitaxial block 30, and the epitaxial block 30 is provided with two groups. The two groups of epitaxial blocks 30 are respectively located beside the two groups of side guard plates 11. The cross section of the epitaxial block 30 is a right-angled trapezoid. The bottom of the second support arm 13 is fixed with a support block 26, and the support block 26 and the side guard plate 11 are butt-jointed and connected by stud bolts. The bottom of the support block 26 is provided with an inner groove 31, and the epitaxial block 30 is inserted into the inner groove 31. The upper end of the second support arm 13 is connected to the first support arm 1 by bolts.

[0040] When using, combine Figure 1 As shown, the first support arm 1 is provided with a plurality of mounting holes, which can be conveniently connected to other machines. The first support arm 1, the second support arm 13 and the outer shell 6 form a triangular structure as a whole, thereby achieving structural stability. The support block 26 arranged below the second support arm 13 is connected to the side guard plate 11 through stud bolts on the one hand, and the extension block 30 is correspondingly inserted into the inner groove 31 of the support block 26 on the other hand, forming a limiting structure, further giving the second support arm 13 a stable connection, thereby improving the overall structural stability of the first guard arm and the second guard arm.

[0041] Embodiment 3: On the basis of embodiment 2, the vertical plate 21 is in the shape of a square plate, and two groups of vertical plates 21 are provided. The two groups of vertical plates 21 are respectively located on the left and right side surfaces of the outer shell 6. The surface of the outer protrusion 23 is provided with a slide groove 40 and an inner cavity 39. The slide groove 40 is located directly above the inner cavity 39. The first rotating cylinder 33 is fixed at the upper end of the inner cavity 39, and the magnetic block 45 is fixed at the lower end of the inner cavity 39. By rotating the abutment plate 20 and bringing the abutment plate 20 close to the vertical plate 21, the magnetic block 45 will attract the abutment plate 20 to ensure the stability of the abutment plate 20, and at the same time, the ball 34 will move down and roll in the slide groove 40;

[0042] A second rotating cylinder 36 is fixed on both sides above the abutment plate 20, a support frame 22 is provided above the abutment plate 20, one end of the support frame 22 is rotatably connected to the second rotating cylinder 36, and a ball 34 is provided on the other end of the support frame 22, and the ball 34 is embedded in the slide groove 40 and slidably connected. The first rotating cylinder 33 and the abutment plate 20 are rotatably connected, and the second rotating cylinder 36 and the support frame 22 are rotatably connected. The setting allows the abutment plate 20 to be adjusted in angle, thereby improving the convenience during operation;

[0043] The threaded rod 17 is located on the central axis of the receiving plate 18. Two groups of vertical rods 14 are provided. The two groups of vertical rods 14 are respectively located on both sides of the threaded rod 17. The two groups of vertical rods 14 are symmetrically distributed about the threaded rod 17. A top block 41 is fixed on the top of the vertical rod 14. The setting of the top block 41 can prevent the vertical rod 14 from being completely withdrawn from the receiving plate 18, thereby ensuring the stability of the connection between the vertical rod 14 and the receiving plate 18.

[0044] The bottom of the threaded rod 17 is rotatably connected to the base plate 16, and a turntable 19 is fixed to the top of the threaded rod 17. The bottom of the vertical rod 14 is fixedly connected to the base plate 16. Two groups of moving wheels 15 are arranged below the base plate 16. Two groups of guide holes 37 are opened on the surface of the abutment plate 20. The guide rod 44 can be inserted into the guide hole 37. The abutment plate 20 and the receiving plate 18 are in contact and tightly pressed. Nuts 43 are screwed on the external threads 42. Two groups of moving wheels 15 are arranged, and the two groups of base plates 16 are installed on both sides of the outer shell 6 at the same time, which can provide stable support for the outer shell 6 and facilitate the movement of the outer shell 6. When the guide rod 44 is inserted into the guide hole 37, the nut 43 is installed on the external thread 42, so that the receiving plate 18 and the abutment plate 20 can be stably contacted and pressed.

[0045] In actual use, when the rotary tiller is not installed, the abutment plate 20 and the vertical plate 21 are close to each other, and the set magnetic attraction block 45 will attract the abutment plate 20 to ensure the stability of the abutment plate 20. When the rotary tiller needs to be installed, the abutment plate 20 and the vertical plate 21 are gradually set vertically by manually toggling the abutment plate 20. At this time, the ball 34 will continue to roll in the slide groove 40 until it moves to the upper end of the support slide groove 40. At the same time, the pad 38 will contact the outer protrusion 23 and press tightly, and the two sets of receiving plates 18 are moved, and the receiving plate 18 is moved to the bottom of the abutment plate 20, so that the guide rod 44 is correspondingly inserted into the guide hole 37 and the nut 43 is tightened on the external thread 42 to keep the receiving plate 18 and the abutment plate 20 stable. Then, the turntables 19 on both sides are synchronously held and rotated. , which will drive the threaded rod 17 to rotate, so that the receiving plates 18 on both sides of the outer shell 6 continue to move upward synchronously, thereby driving the outer shell 6 to move upward as a whole, so that the outer shell 6 is separated from the ground, and thus by pushing the bottom plate 16, the outer shell 6 can be driven to move, and the outer shell 6 is moved to the tractor maintenance place, and the height of the outer shell 6 can also be adjusted by rotating the turntable 19 to meet the installation needs, thereby improving the installation efficiency, and by setting the support assembly 4, the outer shell 6 can be supported to a certain extent as a whole, which is convenient for the installation of the machine body and reduces the time wasted during the installation of the machine body. This avoids: the traditional rotary tiller is installed by workers lifting it or using equipment to hang it up, and when the rotary tiller is used, it is likely to have the problem of complicated installation operation and waste of time.

[0046] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A remotely controlled rotary tiller, characterized in that: The remotely controllable rotary tiller comprises: an outer shell (6), a knife shaft (24) is arranged inside the outer shell (6), a rotary tiller blade (25) is arranged on the knife shaft (24), a side guard plate (11), a first support arm (1), a second support arm (13), a motor (12), a power supply (3) and a controller (2) are arranged above the outer shell (6), two groups of side guard plates (11) are provided, and the two groups of side guard plates (11) are arranged on both sides of the motor (12), the power supply (3) is installed beside the motor (12), the controller (2) is connected to the power supply (3) and the motor (12) through a line, and support components (4) are arranged on both sides of the outer shell (6); A vertical plate (21), the vertical plate (21) being mounted on the side of the outer shell (6) by means of bolts, the surface of the vertical plate (21) being provided with two groups of external protrusions (23) symmetrically arranged about the central axis of the vertical plate (21), and the external protrusions (23) being provided with abutment plates (20) and support frames (22); A receiving plate (18) is provided, a threaded rod (17) is screwed on the surface of the receiving plate (18), a vertical rod (14) is slidably connected on the surface of the receiving plate (18), a guide rod (44) is arranged on the surface of the receiving plate (18), and an external thread (42) is provided on the surface of the guide rod (44).

2. The remotely controlled rotary tiller according to claim 1, characterized in that: The controller (2) is equipped with a wireless transmission device. The controller (2) is arranged between the power supply (3) and the motor (12). One end of the motor (12) is fixed on a side guard plate (11) on one side. The output end of the motor (12) is rotatably connected to the side guard plate (11) on the other side. The output end of the motor (12) is fixedly connected to a transmission rod (10). A first support seat (9) and a second support seat (46) are fixed on the outer shell (6). The second support seat (46) is arranged close to the edge of the outer shell (6). The first support seat (9) is located between the second support seat (46) and the motor (12). The transmission rod (10) is rotatably connected to the first support seat (9) and the second support seat (46).

3. The remotely controlled rotary tiller according to claim 2, characterized in that: A rotating block (27) is fixed at the end surface of the transmission rod (10). The rotating block (27) is in the shape of a disk and is connected to a second support seat (46) via a bearing. An upper sprocket (32) is fixed on the rotating block (27). Both ends of the knife shaft (24) are rotatably connected to the outer shell (6). One end of the knife shaft (24) located below the transmission rod (10) extends from the outer shell (6). A lower sprocket (29) is fixed on the end surface of the knife shaft (24). A chain (28) is meshedly arranged on the lower sprocket (29) and the upper sprocket (32). An outer frame (8) is installed on the outer side of the chain (28). A plurality of rotary tilling blades (25) are provided. The plurality of rotary tilling blades (25) are evenly distributed on the knife shaft (24).

4. The remotely controlled rotary tiller according to claim 1, characterized in that: The two groups of side guard plates (11) are fixed to the upper surface of the outer shell (6) by welding, the motor (12) is located in the middle of the two groups of side guard plates (11), and the motor (12) is located on the central axis of the outer shell (6). Support plates (5) are fixed at the end surfaces of the two groups of side guard plates (11), and the support plates (5) are welded to the outer shell (6). Two groups of first support arms (1) are provided, and the two groups of first support arms (1) are symmetrically distributed about the motor (12), and one end of the first support arm (1) is fixedly connected to the support plate (5).

5. The remotely controlled rotary tiller according to claim 1, characterized in that: An epitaxial block (30) is fixed on the surface of the outer shell (6). Two groups of epitaxial blocks (30) are provided. The two groups of epitaxial blocks (30) are respectively located beside the two groups of side guard plates (11). The cross section of the epitaxial block (30) is a right-angled trapezoid. A support block (26) is fixed at the bottom of the second support arm (13). The support block (26) and the side guard plate (11) are butt-jointed and connected by stud bolts. An inner groove (31) is provided at the bottom of the support block (26). The epitaxial block (30) is inserted into the inner groove (31). The upper end of the second support arm (13) is connected to the first support arm (1) by bolts.

6. The remotely controlled rotary tiller according to claim 1, characterized in that: The vertical plate (21) is in the shape of a square plate. Two groups of vertical plates (21) are provided. The two groups of vertical plates (21) are respectively located on the left and right side surfaces of the outer shell (6). The surface of the outer protrusion (23) is provided with a slide groove (40) and an inner cavity (39). The slide groove (40) is located directly above the inner cavity (39). The first rotating cylinder (33) is fixed at the upper end of the inner cavity (39), and the magnetic attraction block (45) is fixed at the lower end of the inner cavity (39).

7. The remotely controlled rotary tiller according to claim 1, characterized in that: The support assembly (4) comprises a vertical plate (21), an outer protrusion (23), an abutment plate (20), a support frame (22), a receiving plate (18), a bottom plate (16), a threaded rod (17), a vertical rod (14) and a moving wheel (15); the two ends of the abutment plate (20) are rotatably connected to the two groups of first rotating drums (33), and a pad (38) is fixed on the surface of the abutment plate (20), and the pad (38) and the inner wall of the inner cavity (39) are tightly abutted against each other.

8. The remotely controlled rotary tiller according to claim 7, characterized in that: A second rotating cylinder (36) is fixed on both sides above the abutment plate (20), a support frame (22) is provided above the abutment plate (20), one end of the support frame (22) is rotatably connected to the second rotating cylinder (36), and a ball (34) is provided on the other end of the support frame (22), and the ball (34) is embedded in the slide groove (40) and slidably connected.

9. The remotely controllable rotary tiller according to claim 7, characterized in that: The threaded rod (17) is located on the central axis of the receiving plate (18), and two groups of vertical rods (14) are provided. The two groups of vertical rods (14) are respectively located on both sides of the threaded rod (17), and the two groups of vertical rods (14) are symmetrically distributed about the threaded rod (17). A top block (41) is fixed on the top of the vertical rod (14).

10. The remotely controlled rotary tiller according to claim 7, characterized in that: The bottom of the threaded rod (17) is rotatably connected to the bottom plate (16), a turntable (19) is fixed on the top of the threaded rod (17), the bottom of the vertical rod (14) is fixedly connected to the bottom plate (16), two groups of moving wheels (15) are arranged below the bottom plate (16), two groups of guide holes (37) are opened on the surface of the abutment plate (20), the guide rod (44) can be inserted into the guide holes (37), the abutment plate (20) and the receiving plate (18) are in contact and tightly abutted, and a nut (43) is screwed on the external thread (42).

Images