An automatic tree planting robot

Through automated transmission technology and collaborative operation system, the automated tree planting robot has achieved full automation of tree pit digging, seedling planting and root soil covering and compaction, which solves the problems of low efficiency, poor accuracy and high labor costs in traditional tree planting methods, and improves seedling survival rate and operational adaptability.

CN122162666APending Publication Date: 2026-06-09GUILIN UNIV OF ELECTRONIC TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
GUILIN UNIV OF ELECTRONIC TECH
Filing Date
2026-04-30
Publication Date
2026-06-09

AI Technical Summary

Technical Problem

In modern agricultural ecological afforestation and field tree planting operations, traditional methods are inefficient, have poor planting accuracy, high labor costs, are difficult to adapt to complex terrain, cannot achieve continuous and automated tree planting operations, and have low seedling survival rates.

Method used

An automated tree-planting robot was designed using automated transmission technology and a collaborative operation system. The robot includes a walking system, a hole-digging system, a planting mechanism, and a soil-covering device, enabling fully automated operation of the entire process of tree hole digging, seedling planting, and root soil covering and compaction.

Benefits of technology

It improves the precision and efficiency of tree planting, reduces manual intervention, lowers labor intensity, ensures the stability and survival rate of seedlings after planting, and meets the needs of large-scale ecological afforestation and field tree planting.

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Abstract

This invention discloses an automated tree-planting robot, aiming to solve the problems of high labor costs and low efficiency in traditional tree planting operations. The robot mainly consists of a mobility system, a drive system, a planting execution system, a vision recognition module, and a control system. The mobility system is based on a wheeled structure, ensuring stable movement and turning in the field environment; the drive system provides power for the robot's movement and tree planting operations; the vision recognition module is used to locate the tree pit position and the seedling posture, achieving precise operation; the planting execution system integrates functional units such as digging pits, placing seedlings, and covering with soil, enabling fully automated operation from digging pits to planting. This invention, through modular design and intelligent control, achieves automation and precision in field tree planting operations, effectively reducing the intensity of manual labor, improving planting efficiency and survival rate, and is suitable for large-scale desertification control, ecological afforestation, and other scenarios.
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Description

Technical Field

[0001] This invention relates to the field of agricultural equipment, specifically an automatic tree-planting robot. Background Technology

[0002] In modern agricultural ecological afforestation and field tree planting operations, traditional planting methods suffer from low efficiency, poor planting accuracy, high labor costs, and low seedling survival rates. Furthermore, they are ill-suited to complex field terrain and cannot achieve continuous, automated planting operations. This invention utilizes automated transmission technology and a collaborative operation system to automate the entire process, including pit digging, seedling planting, and root soil compaction. Through the coordinated operation of various systems, it improves planting accuracy and efficiency, reduces manual intervention and labor intensity, while ensuring the stability of planted seedlings and effectively increasing seedling survival rates. This meets the needs of large-scale ecological afforestation and field tree planting scenarios, promoting the automation development of agriculture and ecological governance. Summary of the Invention

[0003] The purpose of this invention is to provide an automatic tree planting robot, which automatically performs tree pit digging, seedling planting, and root soil covering and compaction, thus solving the shortcomings of existing tree planting operations such as low efficiency, poor planting accuracy, and high labor costs.

[0004] To achieve the above objectives, the technical solution adopted by the present invention is as follows: an automatic tree planting robot, including a walking and moving system, a hole-digging execution system, a planting mechanism and a soil covering device, and also a seedling storage device.

[0005] This automated tree-planting robot is characterized by comprising a walking system, a digging system, a planting mechanism, and a soil-covering device. The walking system provides the machine with field mobility and terrain adaptability. The digging system is connected to the walking system and is used to dig tree pits. The planting mechanism is adjacent to the digging system and is used to accurately place the sapling into the pit. The soil-covering device is used in conjunction with the planting mechanism to cover and compact the soil around the roots after planting.

[0006] The walking and moving system includes front wheels and rear wheels, which are respectively supported on both sides of the bottom of the whole machine, ensuring the robot's stable walking and turning in complex field terrain, and providing a mounting carrier for various operating systems.

[0007] The pit-digging execution system includes a drive motor, a linkage screw, and a spiral drill rod; the drive motor is connected to the spiral drill rod through the linkage screw, driving the spiral drill rod to rotate and achieve lifting and lowering, so as to adapt to the pit digging depth of different tree planting scenarios.

[0008] The linkage screw is used to transmit the power of the drive motor and precisely control the lifting stroke of the auger drill rod, so as to realize the adjustable and controllable depth of the tree pit and ensure that the depth of the tree pit meets the planting needs of different seedlings.

[0009] The planting mechanism is used to grab the saplings to be planted and works in coordination with the walking system and the digging system. After the digging system completes the digging of the tree pit, the sapling is accurately placed into the pit, ensuring the accuracy of the planting position.

[0010] The soil covering device is linked with the planting mechanism. After the seedlings are planted, the soil is covered and compacted around the roots of the seedlings, ensuring close contact with the soil around the roots and guaranteeing the stability and survival rate of the seedlings after planting.

[0011] This invention uses a walking system to move the entire machine to the designated planting location, a pit-digging system to dig the pit, a planting mechanism to grab the sapling to be planted and accurately place it into the pit, and a soil-covering device to simultaneously cover and compact the soil around the roots. All systems work together to complete the fully automated tree planting process, and the robot ends its work after completing the tree planting operation in the designated area. Attached Figure Description

[0012] Figure 1 This is a side view of an automatic tree-planting robot according to the present invention.

[0013] Figure 2 This is a schematic diagram of the bottom structure of an automatic tree-planting robot according to the present invention.

[0014] As shown in the figure: 101—front wheel, 102—rear wheel, 201—drive motor, 202—linkage screw, 203—auger drill rod, 3—planting mechanism, 4—soil covering device. Detailed Implementation

[0015] Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, and should not be construed as limiting the present invention.

[0016] In the description of this invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the invention. Furthermore, in the description of this invention, "a plurality of" means two or more, unless otherwise explicitly specified.

[0017] The following is a detailed description of an automatic tree-planting robot according to the present invention, with reference to the accompanying drawings.

[0018] The walking and moving system includes a front wheel 101 and a rear wheel 102, which are respectively supported on both sides of the bottom of the whole machine, providing the robot with the ability to walk and turn in the field, and also serving as the mounting carrier for various operating systems.

[0019] The pit-digging execution system includes a drive motor 201, a linkage screw 202, and a spiral drill rod 203; the drive motor 201 is connected to the spiral drill rod 203 through the linkage screw 202, driving the spiral drill rod 203 to rotate and lift, so as to complete the tree pit digging operation.

[0020] The linkage screw 202 is used to transmit the power of the drive motor 201 and at the same time precisely control the lifting stroke of the spiral drill rod 203, so as to realize the adjustable and controllable depth of the tree pit.

[0021] The planting mechanism 3 is located adjacent to the pit-digging execution system and is used to grab the seedlings to be planted and accurately place them into the pits that have been dug.

[0022] The soil covering device 4 is arranged adjacent to the planting mechanism 3. After the seedling is planted, the soil is covered and compacted around the roots of the seedling to ensure the stability of the seedling after planting.

[0023] This invention uses a walking system to move the entire machine to a designated planting location, a pit-digging system to dig pits, a planting mechanism 3 to grab the saplings to be planted and accurately place them into the pits, and a soil-covering device 4 to simultaneously cover and compact the soil around the roots. All systems work together to complete the fully automated tree planting process. The robot ends its work after completing the tree planting operation in the designated area.

[0024] The above description discloses only one preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. Those skilled in the art will understand that all or part of the processes of the above embodiments can be implemented, and equivalent changes made in accordance with the claims of the present invention are still within the scope of the invention.

Claims

1. An automated tree-planting robot, characterized in that, The system includes a walking and moving system, a digging and executing system, a planting mechanism, and a soil covering device. The walking and moving system provides the machine with the ability to move in the field and adapt to different terrains. The digging and executing system is connected to the walking and moving system and is used to dig tree pits. The planting mechanism is located adjacent to the digging and executing system and is used to accurately place the seedlings into the tree pits. The soil covering device is used in conjunction with the planting mechanism to complete the soil covering and compaction of the roots after the seedlings are planted.

2. The automatic tree-planting robot according to claim 1, characterized in that, The walking and moving system includes front wheels and rear wheels, which are respectively supported on both sides of the bottom of the whole machine, ensuring the robot's stable walking and turning in complex field terrain, and providing a mounting carrier for various operating systems.

3. The automatic tree-planting robot according to claim 1, characterized in that, The pit-digging execution system includes a drive motor, a linkage screw, and a spiral drill rod; the drive motor is connected to the spiral drill rod through the linkage screw, driving the spiral drill rod to rotate and achieve lifting and lowering, so as to adapt to the pit digging depth of different tree planting scenarios.

4. The automatic tree-planting robot according to claim 3, characterized in that, The linkage screw is used to transmit the power of the drive motor and precisely control the lifting stroke of the auger drill rod, so as to achieve adjustable and controllable tree pit depth.

5. The automatic tree-planting robot according to claim 1, characterized in that, The planting mechanism is used to grab the saplings to be planted and works in conjunction with the walking system and the digging system to accurately place the saplings into the dug pits.

6. The automatic tree-planting robot according to claim 1, characterized in that, The soil covering device is linked with the planting mechanism to cover and compact the soil around the roots of the seedlings after planting, ensuring the stability and survival rate of the seedlings after planting.