Remote control four-wheel drive power chassis

Abstract

The invention discloses a remote control four-wheel drive power chassis, and relates to the technical field of agricultural machinery, the remote control four-wheel drive power chassis comprises a rack and four drive wheels, the four drive wheels are hinged to the rack through a vertical shaft, a steering motor is arranged on the rack, the steering motor is connected with a steering gear, and the steering gear is connected with a vertical shaft component. According to the remote control four-wheel drive power chassis, steering can be controlled through four wheels at the same time, in-situ 360-degree folding line steering at any angle is achieved, the turning radius is greatly reduced, the steering operation problem of irregular land parcels is solved, meanwhile, remote control is adopted, an operator does not need to walk along with a machine, operation can be controlled in fields, and the working efficiency is improved. And the device can be popularized and applied in vast hilly and mountainous areas, and has important significance for improving the production mechanization level of the hilly and mountainous areas in China.

Description

Technical Field

[0001] The invention relates to the technical field of agricultural machinery, and in particular to a remote-controlled four-wheel drive power chassis. Background Art

[0002] At present, the mechanization of the production of major grain crops in my country has been basically realized in the plains, but the level of mechanization of farmland operations in hilly and mountainous areas is still relatively low, and it is urgent to solve the problem of mechanized operations in hilly and mountainous areas. The tractors currently used in the market for hilly and mountainous areas mainly adopt the front-wheel steering method. Some models adopt the waist-bending steering method to improve the steering performance. Although the turning radius is reduced, it still cannot meet the steering requirements of small plots in hilly and mountainous areas. Summary of the invention

[0003] The purpose of the present invention is to provide a remote-controlled four-wheel drive power chassis to solve the problems of mechanized operation in mountainous areas and difficulty in steering of agricultural machinery drive chassis in the prior art.

[0004] To achieve the above-mentioned purpose, the present invention provides a remote-controlled four-wheel drive power chassis, including a frame and drive wheels, wherein four drive wheels are provided, and the four drive wheels are hingedly connected to the frame through a vertical shaft, and a steering motor is provided on the frame, and the steering motor is meshed with the steering gear, and the steering gear is fixed to the vertical shaft component.

[0005] Preferably, the vertical shaft component includes a vertical shaft gear and a vertical shaft, the vertical shaft is fixedly connected to the vertical shaft gear, the vertical shaft component includes a vertical shaft gear and the vertical shaft, the vertical shaft is fixedly connected to the vertical shaft gear, the vertical shaft gear is connected to the steering gear, the steering gear is connected to the steering motor, and the steering motor is connected to the frame.

[0006] Preferably, the vertical shaft passes through the frame and is connected to the wheel motor, the wheel motor is connected to the driving wheel, and a shock absorbing device is provided on the vertical shaft, and the shock absorbing device is provided at the lower end of the frame.

[0007] Preferably, a lifting device is provided at a side end of the frame, the lifting device is connected to the frame, and the lifting device is equipped with a working part.

[0008] Preferably, a battery pack and a signal receiver are arranged on the frame.

[0009] A method for using a remote-controlled four-wheel drive power chassis comprises the following steps:

[0010] Step 1: The lifting device lifts the working part;

[0011] Step 2: The steering motor drives the vertical shaft to rotate, so that the axes of the four driving wheels converge at one point;

[0012] Step 3: When the axes of the four driving wheels intersect at one point, the wheel-side motor drives the driving wheels to rotate to achieve in-situ turning;

[0013] Step 4: After turning, the steering motor drives the vertical shaft to reset;

[0014] Step 5. Repeat steps 2 to 4 to complete the 360-degree turn at any angle on the spot. After the turn is completed, the lifting device puts the working part into the working position and the machine starts working.

[0015] Therefore, the present invention adopts the above-mentioned remote-controlled four-wheel drive power chassis, which can be combined with a variety of agricultural machinery operating parts to complete multiple operations such as plowing, rotary tillage, inter-row weeding, soil cultivation, and transplanting. One machine has multiple uses and can achieve 360-degree arbitrary angle turning on the spot. At the same time, remote control operation is adopted, which can greatly reduce labor intensity and improve labor productivity.

[0016] The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a structural schematic diagram of a remote-controlled four-wheel drive power chassis of the present invention;

[0018] Figure 2 It is a top view of the steering position of the present invention;

[0019] Figure 3 It is a side view of the driving wheel of the present invention;

[0020] Figure 4 It is a schematic diagram of the steering process of the present invention;

[0021] Reference numerals

[0022] 1. Driving wheel; 2. Wheel-side motor; 3. Vertical shaft; 4. Shock absorber; 5. Frame; 6. Steering motor; 7. Steering gear; 8. Vertical shaft gear; 9. Lifting device; 10. Working parts; 11. Battery pack; 12. Signal receiver; 13. Remote control. DETAILED DESCRIPTION

[0023] The technical solution of the present invention is further described below through the accompanying drawings and embodiments.

[0024] Unless otherwise defined, the technical terms or scientific terms used in the present invention should be understood by people with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right" and the like are only used to indicate relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

[0025] Example

[0026] See also Figure 1-4 The present invention provides a remote-controlled four-wheel drive power chassis, including a frame 5 and driving wheels 1. Four driving wheels 1 are provided, and the four driving wheels 1 are driven by wheel-side motors 2 to drive the machine to move. The four driving wheels 1 are hingedly connected to the frame 5 through a vertical shaft 3. A steering motor 6 is provided on the frame 5, and the steering motor 6 is connected to a steering gear 7. The steering gear 7 is meshed with a vertical shaft gear 8 in the vertical shaft component.

[0027] The vertical shaft component includes a vertical shaft gear 8 and a vertical shaft 3. The vertical shaft 3 is fixedly connected to the vertical shaft gear 8. The vertical shaft gear 8 is meshed with the steering gear 7. The steering gear 7 is connected to the steering motor 6. The steering motor 6 controls the relative angle between the driving wheel 1 and the frame 5 through the steering gear 7. The vertical shaft 3 passes through the frame 5 and is connected to the wheel motor 2. A shock absorbing device 4 is provided on the vertical shaft 3. The shock absorbing device 4 is provided at the lower end of the frame 5. The vibration of the frame 5 during movement is reduced by the provision of the shock absorbing device 4.

[0028] A lifting device 9 is provided at the rear end of the frame 5, and the lifting device 9 is connected to the frame 5. The lifting device 9 is equipped with a working part 10, and different working parts 10 can be configured to complete multiple farmland operations such as plowing, rotary tillage, land preparation, inter-row cultivation and weeding, fertilization, spraying, and transplanting.

[0029] A battery pack 11 is arranged on the upper part of the frame 5, and the battery pack 11 provides power for the wheel motor 2 and the signal receiver 12. The frame 5 is provided with a signal receiver 12, and the signal receiver 12 cooperates with the remote controller 13 to realize the control function. The machine can also be equipped with the Beidou geographic information system to control the machine operation and realize unmanned driving.

[0030] A method for using a remote-controlled four-wheel drive power chassis comprises the following steps:

[0031] Step 1: The lifting device 9 lifts the working part 10 and converts it from the working position to the transportation state to avoid hindering the turning process of the machine;

[0032] Step 2: The steering motor 6 drives the vertical shaft 3 to rotate through the steering gear 7 and the vertical shaft gear 8, so that the axes of the four driving wheels 1 intersect at one point;

[0033] Step 3: When the axes of the four driving wheels 1 intersect at one point, the wheel motor 2 drives the driving wheels 1 to rotate to achieve in-situ turning;

[0034] Step 4: After turning, the turning motor 6 drives the vertical shaft 3 to reset;

[0035] Step 5, the machine moves horizontally to the connecting position, repeats steps 2 to 4, after the line, drives in a straight line, completes a 360-degree arbitrary angle folding line turn on the spot, after the turn is completed, the lifting device 9 puts the working part 10 into the working position, and the machine starts working.

[0036] Therefore, the present invention adopts the above-mentioned remote-controlled four-wheel drive power chassis, which can be combined with a variety of agricultural machinery operating parts to complete multiple operations such as plowing, rotary tillage, inter-row weeding, soil cultivation, and transplanting. One machine has multiple uses and can achieve 360-degree arbitrary angle turning on the spot. At the same time, remote control operation or automatic driving is adopted, which can greatly reduce labor intensity and improve labor productivity.

[0037] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that they can still modify or replace the technical solution of the present invention with equivalents, and these modifications or equivalent replacements cannot cause the modified technical solution to deviate from the spirit and scope of the technical solution of the present invention.

Claims

1. A remote-controlled four-wheel drive power chassis, characterized in that: It comprises a frame and driving wheels, wherein four driving wheels are provided, and the four driving wheels are hingedly connected to the frame via a vertical shaft, and a steering motor is provided on the frame, and the steering motor is connected to the steering gear, and the steering gear is connected to the vertical shaft component.

2. A remote-controlled four-wheel drive power chassis according to claim 1, characterized in that: The vertical shaft component comprises a vertical shaft gear and the vertical shaft, the vertical shaft is fixedly connected to the vertical shaft gear, the vertical shaft gear is connected to a steering gear, the steering gear is connected to a steering motor, and the steering motor is connected to the frame.

3. A remote-controlled four-wheel drive power chassis according to claim 2, characterized in that: The vertical shaft passes through the frame and is connected to the wheel motor, the wheel motor is connected to the driving wheel, and a shock absorbing device is arranged on the vertical shaft, and the shock absorbing device is arranged at the lower end of the frame.

4. A remote-controlled four-wheel drive power chassis according to claim 3, characterized in that: A lifting device is arranged at the side end of the frame, the lifting device is connected to the frame, and the lifting device is equipped with working parts.

5. A remote-controlled four-wheel drive power chassis according to claim 4, characterized in that: A battery pack is arranged on the frame, and a signal receiver is arranged on a side of the frame opposite to the lifting device.

6. A method for using a remote-controlled four-wheel drive power chassis according to any one of claims 1 to 5, characterized in that: The following steps are involved: Step 1: The lifting device lifts the working part; Step 2: The steering motor drives the vertical shaft to rotate, so that the axes of the four driving wheels converge at one point; Step 3: When the axes of the four driving wheels intersect at one point, the wheel-side motor drives the driving wheels to rotate to achieve in-situ turning; Step 4: After turning, the steering motor drives the vertical shaft to reset; Step 5. Repeat steps 2 to 4 to complete the 360-degree turn at any angle on the spot. After the turn is completed, the lifting device puts the working part into the working position and the machine starts working.

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