A small pure electric cultivator capable of being hoisted and transported by a drone

Abstract

This utility model discloses a small, all-electric tillage machine that can be lifted and transported by drones. It includes a power chassis, a drone lifting and transport device, a rotary tiller lifting mechanism, and a rotary tiller assembly. It also includes a walking drive assembly, a lithium battery, and an electrical control box mounted on the power chassis. The controller in the electrical control box controls the vehicle's movement and rotary tillage operations. The lithium battery provides power to the vehicle. The lifting lugs of the drone lifting and transport device allow for the suspension of lifting ropes. The rotary tiller lifting mechanism is fixed to the rear end of the power chassis, and an electric push rod controls the vertical lifting of the rotary tiller assembly. The rotary tiller assembly includes a rotary tiller frame, a rotary tiller drive assembly, rotary tiller blades, and a chain drive mechanism. This machine features light weight, strong adaptability, good maneuverability, and simple operation, which can improve the level of mechanized operations in hilly and mountainous areas and reduce labor costs.

Description

Technical Field

[0001] This utility model relates to the field of agricultural machinery and equipment technology, specifically to a small pure electric tillage machine that can be lifted and transported by drones. Background Technology

[0002] In response to the low level of mechanization and seasonal labor shortages in hilly and mountainous areas, traditional tillage equipment mainly consists of gasoline or diesel engines. Although these devices offer higher efficiency per unit time, they are large and heavy, requiring sophisticated farm roads. Furthermore, hilly and mountainous areas often present challenges such as complex terrain, fragmented plots, and narrow or nonexistent farm roads, making it difficult for large tillage equipment to operate in these areas with poor farming conditions. Utility Model Content

[0003] The purpose of this invention is to provide a small, all-electric tillage machine that can be lifted and transported by drones, overcoming the shortcomings of existing technologies. This machine is specifically designed for fields in hilly and mountainous areas with limited road conditions. When used in conjunction with a drone, it can be easily lifted, transported, and precisely deployed to the field for tillage operations. This equipment is not only lightweight and compact, but also supports adjustments to the tillage depth according to different agronomic needs.

[0004] To achieve the above objectives, this utility model provides the following technical solution:

[0005] A small, pure electric tillage machine that can be lifted and transported by drones includes a power chassis, a drone lifting and transport device, a rotary tiller lifting mechanism, and a rotary tiller assembly. The drone lifting and transport device is fixed on the power chassis. The rotary tiller lifting mechanism is installed at the rear end of the power chassis. The rotary tiller assembly is hinged to the rotary tiller lifting mechanism.

[0006] The power chassis includes a frame, with a battery protection frame mounted at the front of the frame; the lithium battery is located on the battery mounting platform of the frame and within the battery protection frame; the electrical control box is bolted to the top of the battery protection frame and contains a controller and an emergency stop switch; the travel drive assembly is bolted to the frame, and a drive wheel is mounted on its output shaft; the tracked travel mechanism is symmetrically located on both sides of the frame; the drive wheel of the travel drive assembly is connected to the tracked travel mechanism.

[0007] The drone lifting and transportation device includes four vertical steel bars fixed to the frame; two vertical steel bars are connected to the bottom of the lifting lug beam; a pair of connecting longitudinal beams are symmetrically arranged between the two lifting lug beams to form a rectangular frame; reinforcing square steel bars are arranged between the lifting lug beams and the connecting longitudinal beams; and four lifting lugs are fixed on the lifting lug beams.

[0008] Furthermore, the rotary tiller's lifting mechanism includes a pair of longitudinal rods welded to the frame; a middle crossbeam welded between the pair of longitudinal rods; a tie rod lug on the middle crossbeam; a semi-open bearing welded to the top of the longitudinal rods, with a round tube installed on the semi-open bearing; one end of the upper pull arm is sleeved onto the round tube; both ends of the upper pull arm's reinforcing square steel are welded to the round tube and the upper pull arm respectively; an electric push rod mounting lug is welded to the bottom of the upper pull arm's reinforcing square steel; the upper end of the middle pull rod is connected to the gantry frame via a cylindrical pin; the lower end of the middle pull rod is connected to the tie rod lug via a pin; the top of the limit rod is connected to the other end of the upper pull arm via a cylindrical pin; the bottom of the limit rod is connected to the lower pull arm via a fisheye joint; the rear of the lower pull arm is hinged to one end of the lower pull arm mounting lug; the bottom of the electric push rod is hinged to the other end of the lower pull arm mounting lug; the top of the electric push rod is connected to the electric push rod mounting lug via a cylindrical pin.

[0009] Furthermore, the upper pull arm reinforcing square steel is made of two square tubes welded together, forming an L-shape.

[0010] Furthermore, the pull-down arm mounting lugs are equipped with multiple sets of pin holes for adjusting the installation position of the electric push rod.

[0011] Furthermore, the rotary tiller assembly includes a rotary tiller frame, the rotary tiller frame includes supporting side plates, a pair of crossbeams are symmetrically arranged between the supporting side plates, and a rotary tiller drive unit mounting plate and a cover plate are provided between the crossbeams; a bearing seat mounting plate is fixedly connected to the cover plate at the right end, and the drive shaft bearing seat is connected to the bearing seat mounting plate by bolts; the rotary tiller blade shaft bearing seat is connected to the supporting side plate by bolts.

[0012] The gantry frame is fixed to the crossbeam at the front end of the rotary tiller frame; the bottom end of the rotary tiller drive assembly is fixed to the rotary tiller drive unit mounting plate by bolts, and the top end is hinged to the gantry frame; one end of the drive shaft is connected to the rotary tiller drive assembly by a key, and the other end of the drive shaft is connected to the drive sprocket by a key; the drive sprocket is connected to the driven sprocket by a chain; the driven sprocket is connected to one end of the rotary tiller blade shaft by a key, and the other end of the rotary tiller blade shaft is inserted into the rotary blade bearing seat, on which rotary tiller blades are installed; two pairs of soil covering plate adjustment lugs are fixedly connected to the crossbeam at the rear end of the rotary tiller frame, the soil covering plate is hinged to the rotary tiller frame, and the soil covering plate adjustment lugs are connected to the soil covering plate.

[0013] Furthermore, the crossbeam at the front end of the rotary tiller frame is equipped with a pull-down arm hook, which is hinged to the pull-down arm of the rotary tiller lifting mechanism.

[0014] Furthermore, the rotary tiller frame is equipped with an L-shaped limiting plate, which is bolted to the rotary tillage drive unit mounting plate and forms an axial limit on the rotary tillage drive assembly.

[0015] Furthermore, the electrical control box is equipped with an RS485 module and a LORA module; the RS485 module is electrically connected to the walking drive component, the rotary tiller lifting mechanism, and the rotary tiller drive component.

[0016] Furthermore, the tillage machine also includes a remote control, which is equipped with a power switch button, an emergency stop button, a travel control lever, a rotary tiller motor start / stop button, a remote control display screen, and an electric push rod lifting button.

[0017] When the emergency stop button is triggered, the power supply to the walking drive component and the rotary tillage drive component is cut off.

[0018] Furthermore, the remote control is equipped with a LoRa module, which enables communication between the remote control and the electrical control box.

[0019] The beneficial effects of this utility model are as follows:

[0020] (1) This utility model mainly solves the problem that traditional tillage equipment is difficult to operate in farmland with limited road conditions in hilly and mountainous areas. By combining the drone with the hoisting and transportation of the machine, the equipment can be easily transported, deployed and operated in small mountain fields.

[0021] (2) This utility model is highly adaptable. The rotary tillage depth of the machine is adjustable and can be flexibly adjusted according to different tillage needs. It is suitable for various farmland terrains.

[0022] (3) This utility model is easy to operate and supports wireless remote control. Users can easily move the equipment, perform tillage operations and lift the implements, which significantly improves work efficiency and convenience. Attached Figure Description

[0023] Figure 1 This is a schematic diagram of the overall structure of the present invention;

[0024] Figure 2 This is a schematic diagram of the power chassis of this utility model;

[0025] Figure 3 This is a schematic diagram of the practical UAV hoisting and transportation device;

[0026] Figure 4 This is a schematic diagram of the lifting mechanism of the rotary tiller of this utility model;

[0027] Figure 5 This is a schematic diagram of the rotary tiller assembly of this utility model;

[0028] Figure 6 This is a schematic diagram of the rotary tiller frame of this utility model;

[0029] Figure 7 This is a schematic diagram of the remote control of this utility model;

[0030] Figure 8 This is a circuit control block diagram of the remote control of this utility model;

[0031] Figure 9 This is a circuit control block diagram of the electrical control box of this utility model;

[0032] In the diagram: 1. Power chassis; 101. Removable battery protection frame; 102. Lithium battery; 103. Electrical control box; 104. Walking drive assembly; 105. Tracked walking mechanism; 106. Frame; 2. UAV lifting and transportation device; 201. Vertical steel; 202. Lifting lug; 203. Connecting longitudinal beam; 204. Reinforcing square steel; 205. Lifting lug crossbeam; 3. Rotary tiller lifting mechanism; 30 1. Longitudinal rod; 302. Middle layer crossbeam; 303. Semi-open bearing; 304. Round tube; 305. Upper pull arm; 306. Electric push rod mounting lug; 307. L-shaped upper pull arm reinforcing square steel; 308. Intermediate pull rod; 309. Limiting rod; 310. Lower pull arm; 311. Lower pull arm mounting lug; 312. Pull rod lug; 313. Electric push rod; 4. Rotary tiller assembly; 401. Rotary tiller frame; 402. Gantry frame; 403. Rotary tiller drive assembly; 404. Drive shaft; 405. Soil cover plate adjustment lug; 406. Drive sprocket; 407. Soil cover plate; 408. Driven sprocket; 409. Rotary tiller blade shaft; 410. Chain; 411. Rotary tiller blade; 412. Lower arm mounting lug; 413. L-shaped limit plate; 4011. Cover plate; 4012. Crossbeam; 4013. Rotary tiller drive assembly mounting plate; 4014. Support side plate; 4015. Drive shaft bearing seat; 4016. Bearing seat mounting plate; 4017. Rotary tiller blade shaft bearing seat; 5. Remote control; 501. Remote control power switch; 502. Emergency stop button; 503. Travel control lever; 504. Remote control box; 505. Rotary tiller motor start / stop button; 506. Remote control display screen; 507. Electric push rod lifting button. Detailed Implementation

[0033] To further understand the invention content, features and effects of this utility model, the following embodiments are listed and described in detail with reference to the accompanying drawings.

[0034] The structure of this utility model will now be described in detail with reference to the accompanying drawings.

[0035] like Figure 1 As shown, a small pure electric tillage machine that can be lifted and transported by drone includes a power chassis 1, a drone lifting and transport device 2 installed on the power chassis 1, a rotary tiller lifting mechanism 3, a rotary tiller assembly 4, and a remote controller 5; the remote controller 5 is held by the operator and the wireless remote control motor controller controls the drive motor to realize the movement of the tillage machine.

[0036] like Figure 2As shown, the power chassis 1 includes a detachable battery protection frame 101, a lithium battery 102, an electrical control box 103, a walking drive assembly 104, a tracked walking mechanism 105, and a frame 106.

[0037] The drive assembly 104 is bolted to the frame 106. A battery protection frame 101 is mounted on the frame 106, located at the front end of the drive assembly 104. A lithium battery 102 is mounted on the battery mounting platform of the frame 106 and located within the battery protection frame 101, providing power to the vehicle. An electrical control box 103 is bolted to the top of the detachable battery protection frame 101. The controller in the electrical control box 103 controls the vehicle's movement and rotary tillage operations. An emergency stop switch button is provided on the electrical control box 103. Tracked walking mechanisms 105 are symmetrically arranged on the left and right sides of the frame 106. Drive wheels are mounted on the output shaft of the drive assembly 104. The tracked walking mechanisms 105 are connected to the drive wheels, and the drive wheels drive the tracked walking mechanisms 105, enabling the vehicle to move forward and backward.

[0038] like Figure 3 As shown, the drone lifting and transport device 2 is fixed on the frame 106 and located outside the walking drive assembly 104. The drone lifting and transport device 2 includes four vertical steel bars 201, four lifting lugs 202, a pair of connecting longitudinal beams 203, a reinforcing square steel bar 204, and a pair of lifting lug crossbeams 205.

[0039] Four vertical steel bars 201 are fixed vertically to the frame 106, serving as the main support structure for the lifting device 2. A pair of connecting longitudinal beams 203 are symmetrically arranged between a pair of lifting lug beams 205, forming a rectangular frame. A reinforcing square steel bar 204 is installed between the lifting lug beams 205 and the connecting longitudinal beams 203, which enhances the stability of the entire structure, ensuring the tillage machine remains stable during the lifting, transportation, and deployment of the UAV. Two vertical steel bars 201 are symmetrically arranged at the bottom end of the lifting lug beams 205, with lifting lugs 202 fixed to them, ensuring the tillage machine remains stable during the lifting, transportation, and deployment of the UAV.

[0040] like Figure 4 As shown, the rotary tiller lifting mechanism 3 is fixed on the rear crossbeam of the frame 106. The rotary tiller lifting mechanism 3 includes a pair of longitudinal rods 301, a middle crossbeam 302, a semi-open bearing 303, a round tube 304, an upper pull arm 305, an electric push rod mounting lug 306, an upper pull arm reinforcing square steel 307, an intermediate pull rod 308, a limit rod 309, a lower pull arm 310, a lower pull arm mounting lug 311, a pull rod lug 312, and an electric push rod 313.

[0041] The longitudinal rod 301 and the lower arm mounting lug 311 are welded to the frame 106. The middle crossbeam 302 is welded between a pair of longitudinal rods 301, serving to strengthen the structure of the longitudinal rods 301 and to install the tie rod lug 312. The middle crossbeam 302 is equipped with tie rod lugs 312 for installing the intermediate tie rod 308. A semi-open bearing 303 is welded to the top of the longitudinal rod 301. The round tube 304 is installed on the semi-open bearing 303 and is parallel to the middle crossbeam 302. One end of the upper tie arm 305 is sleeved on the round tube 304. The upper tie arm reinforcing square steel 307 is formed by welding two square tubes and is L-shaped. The two ends of the upper tie arm reinforcing square steel 307 are welded to the round tube 304 and the upper tie arm 305 respectively, strengthening the upper tie arm 305 and restricting the axial movement of the upper tie arm 305 on the round tube 304. The bottom end of the upper pull arm reinforcing square steel 307 is welded with an electric push rod mounting lug 306 for mounting the electric push rod. The lower end of the intermediate pull rod 308 is connected to the pull rod lifting lug 312 by a pin, and the top end of the intermediate pull rod 308 is connected to the gantry frame 402 by a cylindrical pin. The top end of the limit rod 309 is connected to the other end of the upper pull arm 305 by a cylindrical pin, and the bottom end of the limit rod 309 is connected to the lower pull arm 310 by a fisheye joint; the rear part of the lower pull arm 310 is hinged to one end of the lower pull arm mounting lug 311; the lower pull arm mounting lug 311 itself has multiple sets of holes for pin connection, the bottom end of the electric push rod 313 is hinged to the other end of the lower pull arm mounting lug 311, and the top end of the electric push rod 313 is connected to the electric push rod mounting lug 306 by a cylindrical pin.

[0042] like Figure 5 As shown, the rotary tiller assembly 4 and the rotary tiller lifting mechanism 3 are hinged together. The rotary tiller assembly 4 includes a rotary tiller frame 401, a gantry frame 402, a rotary tiller drive assembly 403, a drive shaft 404, two pairs of soil covering plate adjustment lugs 405, a drive sprocket 406, a soil covering plate 407, a driven sprocket 408, a rotary tiller blade shaft 409, a chain 410, a rotary tiller blade 411, and two pairs of pull-down arm mounting lugs 412.

[0043] like Figure 6As shown, the rotary tiller frame 401 includes a pair of cover plates 4011, a pair of crossbeams 4012, a rotary tiller drive unit mounting plate 4013, a pair of support side plates 4014, a drive shaft bearing seat 4015, a bearing seat mounting plate 4016, and a pair of rotary tiller blade shaft bearing seats 4017. A pair of crossbeams 4012 are symmetrically arranged between the pair of support side plates 4014. The pair of cover plates 4011 are bolted to the pair of crossbeams 4012. The rotary tiller drive unit mounting plate 4013 is welded to the crossbeams 4012 and is located between the pair of cover plates 4011. A bearing housing mounting plate 4016 is fixedly connected to the cover plate 4011 at the right end. The drive shaft bearing housing 4015 is connected to the bearing housing mounting plate 4016 by bolts. The rotary tiller shaft bearing housing 4017 is connected to the support side plate 4014 by bolts, and the rotary tiller shaft bearing housing 4017 is located inside the support side plate 4014.

[0044] A gantry frame 402 is fixedly connected to the crossbeam 4012 at the front end of the rotary tiller frame 401. The bottom end of the rotary tiller drive assembly 403 is bolted to the rotary tiller drive unit mounting plate 4013, and the top end of the rotary tiller drive assembly 403 is hinged to the gantry frame 402. One end of the drive shaft 404 is connected to the rotary tiller drive assembly 403 via a key, and the other end of the drive shaft 404 passes through the bearing seat mounting plate 4016 and the drive bearing seat 4015 and is connected to the drive sprocket 406 via a key. The drive sprocket 406 is connected to the driven sprocket 408 via a chain 410. The driven sprocket 408 is connected to one end of the rotary tiller blade shaft 409 via a key. Rotary tiller blades are mounted on the rotary tiller blade shaft 409, and the other end of the rotary tiller blade shaft 409 passes through the support side plate 4014 and is inserted into the rotary blade bearing seat 4017. Two pairs of soil-covering plate adjusting lugs 405 are fixedly connected to the crossbeam 4012 at the rear end of the rotary tiller frame 401. The soil-covering plate 407 is hinged to the rotary tiller frame 401, and the soil-covering plate adjusting lugs 405 and the soil-covering plate 407 are connected by a round tube and a pin. The lower arm mounting lug 411 is fixedly connected to the bottom end of the crossbeam 4012 at the front end of the rotary tiller frame 401. The lower arm mounting lug 412 is installed on the crossbeam 4012 at the front end of the rotary tiller frame 401, and the lower arm mounting lug 412 is hinged to the lower arm 310. The L-shaped limiting plate 413 is bolted to the rotary tiller drive unit mounting plate 4013, which serves to limit and support the rotary tiller drive assembly 403.

[0045] The electrical control box 3 is equipped with an RS485 module and a LoRa module. The RS485 module is electrically connected to the walking drive assembly 401, the rotary tiller lifting mechanism 3, and the rotary tiller drive assembly 403. The signals received by the RS485 module are transmitted to the walking drive assembly 401, the rotary tiller lifting mechanism 3, and the rotary tiller drive assembly 403, thereby controlling the movement of the tiller, the raising and lowering of the rotary tiller frame, and the start and stop of the rotary tiller motor.

[0046] like Figures 7-9 As shown, the remote controller 5 is equipped with a LoRa module, and the remote controller 5 and the electrical control box 3 communicate through the LoRa module. The remote controller 5 is equipped with a remote controller power switch button 501, an emergency stop button 502, a travel control lever 503, a remote controller box 504, a rotary tiller motor start / stop button 505, a remote controller display screen 506, and an electric push rod lifting button 507.

[0047] The remote control power switch button 501 controls the power on and off of the remote control. When the power is on, the remote control display screen 506 lights up and displays relevant information about the tillage machine. When the emergency stop button 502 is pressed, the motors in the tillage machine's walking drive assembly 104 and rotary tillage drive assembly 403 are simultaneously de-energized, stopping the tillage machine from moving and the rotary tillage operation from stopping. The walking control lever 503 controls the tillage machine to move forward, backward, and turn left and right. The remote control box 504 is used to install circuit boards, electrical components, and buttons. The electric push rod lifting button 507 controls the extension and retraction of the electric push rod, thereby realizing the raising and lowering movement of the rotary tiller.

[0048] The working principle of this utility model:

[0049] This utility model discloses a small, all-electric tillage machine that can be transported by drone. The main body material is 7075 aluminum alloy, which is high in strength and lightweight, facilitating drone lifting and transportation. The vehicle is driven by an electric motor. Both the front control box 103 and the remote controller 5 are equipped with LORA modules for data transmission and communication. Operators can control the tillage machine's forward, reverse, turning, gear shifting, raising and lowering the rotary tiller frame, and starting and stopping the rotary tiller motor using the handheld remote controller. In addition, the remote controller 5 is equipped with an emergency stop button 502 to ensure operational safety. When the tillage machine is working, the rotary tiller motor is started, and the rotary tiller assembly 4 is lowered via the rotary tiller lifting mechanism to a suitable depth for soil penetration. The tillage machine can then move forward. When turning, the rotary tiller assembly 4 must be raised, lowered after turning, and operation resumes. After operation is complete, the rotary tiller assembly 4 is raised, and all power switches are turned off. In case of any emergency during operation, press the emergency stop button 502 to cut off power to all motors of the tillage machine, stop its movement and operation, and ensure operational safety.

[0050] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. Any simple modifications, equivalent changes and alterations made to the above embodiments based on the technical essence of the present utility model shall fall within the scope of the technical solution of the present utility model.

Claims

1. A small, all-electric tillage machine that can be lifted and transported by drone, characterized in that, The tillage machine includes a power chassis, a drone hoisting and transportation device, a rotary tiller lifting mechanism, and a rotary tiller assembly; the drone hoisting and transportation device is fixed on the power chassis; the rotary tiller lifting mechanism is installed at the rear end of the power chassis; the rotary tiller assembly is hinged to the rotary tiller lifting mechanism. The power chassis includes a frame, with a battery protection frame mounted at the front of the frame; the lithium battery is located on the battery mounting platform of the frame and within the battery protection frame; the electrical control box is bolted to the top of the battery protection frame and contains a controller and an emergency stop switch; the travel drive assembly is bolted to the frame, and a drive wheel is mounted on its output shaft; the tracked travel mechanism is symmetrically located on both sides of the frame; the drive wheel of the travel drive assembly is connected to the tracked travel mechanism. The drone lifting and transportation device includes four vertical steel bars fixed to the frame; two vertical steel bars are connected to the bottom of the lifting lug beam; a pair of connecting longitudinal beams are symmetrically arranged between the two lifting lug beams to form a rectangular frame; reinforcing square steel bars are arranged between the lifting lug beams and the connecting longitudinal beams; and four lifting lugs are fixed on the lifting lug beams.

2. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 1, characterized in that, The rotary tiller's lifting mechanism includes a pair of longitudinal rods welded to the frame; a middle crossbeam welded between the pair of longitudinal rods; a tie rod lug on the middle crossbeam; a semi-open bearing welded to the top of the longitudinal rods, with a round tube mounted on the semi-open bearing; one end of the upper pull arm is sleeved onto the round tube; both ends of the upper pull arm's reinforcing square steel are welded to the round tube and the upper pull arm respectively; an electric push rod mounting lug is welded to the bottom of the upper pull arm's reinforcing square steel; the upper end of the middle pull rod is connected to the gantry frame via a cylindrical pin; the lower end of the middle pull rod is connected to the tie rod lug via a pin; the top of the limit rod is connected to the other end of the upper pull arm via a cylindrical pin; the bottom of the limit rod is connected to the lower pull arm via a fisheye joint; the rear of the lower pull arm is hinged to one end of the lower pull arm mounting lug; the bottom of the electric push rod is hinged to the other end of the lower pull arm mounting lug; the top of the electric push rod is connected to the electric push rod mounting lug via a cylindrical pin.

3. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 2, characterized in that, The upper pull arm reinforcing square steel is made of two square tubes welded together, forming an L-shape.

4. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 2, characterized in that, The pull-down arm mounting lugs have multiple sets of pin holes for adjusting the installation position of the electric push rod.

5. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 1, characterized in that, The rotary tiller assembly includes a rotary tiller frame, which includes supporting side plates. A pair of crossbeams are symmetrically arranged between the supporting side plates. A rotary tiller drive unit mounting plate and a cover plate are provided between the crossbeams. A bearing seat mounting plate is fixedly connected to the cover plate at the right end. The drive shaft bearing seat is connected to the bearing seat mounting plate by bolts. The rotary tiller blade shaft bearing seat is connected to the supporting side plate by bolts. The gantry frame is fixed to the crossbeam at the front end of the rotary tiller frame; the bottom end of the rotary tiller drive assembly is fixed to the rotary tiller drive unit mounting plate by bolts, and the top end is hinged to the gantry frame; one end of the drive shaft is connected to the rotary tiller drive assembly by a flat key, and the other end of the drive shaft is connected to the drive sprocket by a flat key; the drive sprocket is connected to the driven sprocket by a chain. The driven sprocket is connected to one end of the rotary tiller shaft by a flat key, and the other end of the rotary tiller shaft is inserted into the rotary tiller bearing seat. Rotary tillers are installed on the rotary tiller shaft. Two pairs of soil covering plate adjustment lugs are fixedly connected to the crossbeam at the rear end of the rotary tiller frame. The soil covering plate is connected to the rotary tiller frame by a hinge, and the soil covering plate adjustment lugs are connected to the soil covering plate.

6. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 5, characterized in that, The front crossbeam of the rotary tiller frame is equipped with a pull-down arm hook, which is hinged to the pull-down arm of the rotary tiller lifting mechanism.

7. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 5, characterized in that, The rotary tiller frame is equipped with an L-shaped limiting plate, which is connected to the rotary tillage drive unit mounting plate by bolts and forms an axial limit on the rotary tillage drive assembly.

8. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 1, characterized in that, The electrical control box contains an RS485 module and a LORA module; the RS485 module is electrically connected to the walking drive component, the rotary tiller lifting mechanism, and the rotary tiller drive component.

9. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation as described in claim 1, characterized in that, The tillage machine also includes a remote control, which is equipped with a power switch button, an emergency stop button, a travel control lever, a rotary tiller motor start / stop button, a remote control display screen, and an electric push rod lifting button. When the emergency stop button is triggered, the power supply to the walking drive component and the rotary tillage drive component is cut off.

10. The small pure electric tillage machine for unmanned aerial vehicle (UAV) lifting and transportation according to claim 7, characterized in that, The remote control is equipped with a LoRa module, and the remote control and the electrical control box communicate with each other through the LoRa module.

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