Roller type landscaping seedling planting equipment and method

By designing roller-type landscaping seedling planting equipment, the existing equipment is solved, and the problem of labor-intensive and inefficient operation when planting dwarf seedlings is achieved is achieved efficient, stable and automated seedling planting.

CN119498068AInactive Publication Date: 2025-02-25SHENZHEN ZHONGYIN ENVIRONMENTAL CONSTRUCTION ENGINEERING CO LTD
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Patent Information

Application Number
CN202411833503.7
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-13
Publication Date
2025-02-25
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

When planting existing seedling planting equipment, planters need to lean over to operate, which is laborious and inefficient.

Method used

A roller-type landscaping seedling planting equipment is designed, including a tractor, a conveying mechanism, a connecting cylinder, a pit digging mechanism, a planting cylinder, a soil pressing mechanism and a spraying mechanism. The seedlings are transported to the connecting barrel through the conveying mechanism. The connecting barrel has a roller frame to move stably. The pit digging mechanism and the planting barrel are arranged below the connecting barrel. The seedlings fall into the planting hole accurately through the planting barrel, and cooperate with the soil pressing mechanism and spraying The mechanism completes the soil covering compaction and watering.

Benefits of technology

The efficiency of seedling planting is improved, the degree of artificial participation is reduced, and the steps of digging, planting and watering are closely connected, which enhances the stability and humidity of seedling planting.

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Abstract

The invention discloses roller type landscaping nursery stock planting equipment and method.The roller type landscaping nursery stock planting equipment comprises a tractor, a connecting cylinder, a conveying mechanism, a pit digging mechanism, a planting cylinder, a soil pressing mechanism and a spraying mechanism, and the connecting cylinder is connected to the end, away from the tractor, of the conveying mechanism and used for receiving nursery stocks sent out from the conveying mechanism; the two sides of the connecting cylinder are rotationally connected with rolling wheel frames used for walking correspondingly. The pit digging mechanism is arranged below the connecting cylinder and is used for digging planting holes downwards; the planting cylinder is vertically arranged, the upper end of the planting cylinder communicates with the lower portion of the connecting cylinder, and when the planting cylinder moves to the position over the planting holes along with the tractor, the seedlings are unloaded from the connecting cylinder and fall into the planting holes through the interior of the planting cylinder; the soil pressing mechanism is arranged below the connecting cylinder, and when the seedlings fall into the planting holes, the soil pressing mechanism conducts soil covering and compacting on the planting holes; the spraying mechanism is used for spraying the planted seedlings. The method has the effect of improving the planting efficiency of the seedlings.
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Description

Technical Field

[0001] The present application relates to the field of seedling planting, and in particular to a roller-type planting device and method for gardening seedlings. Background Art

[0002] With the improvement of environmental awareness, green and environmental protection will become an important trend in the planting of garden seedlings. Before planting the seedlings, a hole needs to be dug. The integrity of the root system should be maintained as much as possible during planting. After the seedlings are planted in the soil, the soil needs to be compacted and watered to maintain the stability and moisture of the seedlings and avoid root damage or excessive drying.

[0003] In the related technology, in order to improve the efficiency of seedling planting, it is necessary to rely on a tree planting machine for seedling planting. The tree planting machine is generally composed of a frame, a seedling box, a tractor, a hole digger, a seedling delivery device, a soil covering and compacting device, etc. The hole digger is used to open tree planting holes in the soil to provide a suitable planting space for the seedlings. The seedling delivery device delivers the seedlings to the planting personnel on the tractor, and the seedlings are planted in the tree planting holes on the tractor. Then the soil covering and compacting device is used to compact the soil at the roots of the seedlings, thereby completing the seedling planting steps.

[0004] Regarding the above-mentioned related technologies, there are the following defects: when planting short saplings, the planting personnel need to bend over to place the saplings, the planting operation is very laborious, and the planting efficiency is not high, so there is still room for improvement. Summary of the invention

[0005] In order to improve the planting efficiency of seedlings, the present application provides a roller-type planting device and method for gardening seedlings.

[0006] The present application provides a roller-type planting device and method for garden greening seedlings, which adopts the following technical solutions: A roller-type gardening seedling planting device, comprising: A tractor, which is used to store seedlings and has a discharge port at the rear; A conveying mechanism, which is connected to the discharge port and is used to convey the seedlings out of the tractor; A connecting cylinder, which is connected to one end of the conveying mechanism away from the tractor and is used to receive the seedlings sent from the conveying mechanism, and both sides of the connecting cylinder are rotatably connected to roller frames for walking; A hole digging mechanism, which is arranged below the connecting tube and is used to dig a planting hole downwards; A planting tube, wherein the planting tube is arranged vertically and the upper end is connected to the lower part of the connecting tube. When the planting tube moves with the tractor to the top of the planting hole, the seedlings are unloaded from the connecting tube and fall into the planting hole through the inside of the planting tube; A soil pressing mechanism, which is arranged below the connecting tube and covers and compacts the planting hole with soil when the seedlings fall into the planting hole; A spraying mechanism is used to spray the planted seedlings.

[0007] By adopting the above technical scheme, the two ends of the conveying mechanism are respectively connected to the connecting cylinder and the tractor, which not only plays the function of conveying seedlings, but also connects the connecting cylinder and the tractor. The roller frame of the connecting cylinder is rotatably connected to the connecting cylinder, so that the connecting cylinder can move stably with the tractor. The connecting cylinder serves as a transit and transition space for seedlings. The digging mechanism and the planting cylinder are arranged under the connecting cylinder, so that after the digging mechanism digs the planting hole, the seedling can accurately fall into the planting hole through the planting cylinder. At the same time, the soil pressing mechanism and the spraying mechanism are cooperated to complete the soil covering compaction and watering functions, which reduces the degree of manual participation, and the digging, planting and watering steps are closely connected, which is conducive to improving the planting efficiency of seedlings.

[0008] Preferably, the connecting tube is provided with a accommodating cavity along its own axial direction, the output end of the conveying mechanism extends into the accommodating cavity of the connecting tube, the feed end of the planting tube is connected with the accommodating cavity, a transition bin is arranged in the accommodating cavity, and the transition bin is connected with and connected to the output end of the conveying mechanism and the feed end of the planting tube.

[0009] By adopting the above technical solution, a transition bin is arranged in the accommodating cavity in the connecting tube, and the transition bin is connected and communicated with the output end of the conveying mechanism and the feed end of the planting tube, so as to facilitate the smooth transfer of seedlings from the conveying mechanism to the planting tube.

[0010] Preferably, a mounting frame is fixed below the connecting tube, and the planting tube passes through the mounting frame in a vertical direction. The soil pressing mechanism includes a plurality of cylinders installed on the mounting frame and arranged obliquely downward, and the plurality of cylinders are circumferentially distributed around the planting tube and gathered toward the axial direction of the planting tube; when the seedlings fall from the planting tube to the planting hole, the plurality of cylinders extend and push the soil around the planting hole into the planting hole and compact it.

[0011] By adopting the above technical scheme, when the axis of the planting tube coincides with the axis of the planting hole, the seedlings can accurately fall into the planting hole. After the seedlings fall from the planting tube to the planting tube, several cylinders extend at the same time and gather toward the axis of the planting hole, thereby pushing the soil around the planting hole into the planting hole and compacting it, which is conducive to the close connection between the seedling placement step and the soil covering and compacting step.

[0012] Preferably, the digging mechanism is an auger mounted vertically downward on a mounting frame, and the auger digs the soil by screwing downward to open a planting hole.

[0013] By adopting the above technical solutions, the auger can accurately control the hole diameter and depth, providing an ideal growth environment for seedlings. It can also easily make holes in harsh environments with hard soil such as deserts, which helps to improve the survival rate of seedlings and enable them to grow better in harsh environments.

[0014] Preferably, the spray mechanism includes a water tank installed at the tractor, a water pump connected to the water tank, a spray pipe connected to the output end of the water pump, and a spray head installed at the nozzle of the spray pipe, and the spray head is installed at the mounting frame and arranged downward.

[0015] By adopting the above technical solution, the water tank is installed on the tractor, which can share most of the load of the spraying mechanism. Under the action of the water pump, the water in the water tank is pumped into the spray pipe and sprayed out from the spray head, thereby completing the spraying step so that the seedlings can be sprayed in time after planting.

[0016] Preferably, the sprinkler heads, planting tubes and auger are distributed at equal intervals along the traveling direction of the tractor.

[0017] By adopting the above technical scheme, the distance between the spray head, the planting tube and the auger is the planting distance of adjacent seedlings. When the auger reaches above the opening position of the planting hole, the planting tube moves to above the position of the last planting hole where seedlings have not been planted. The spray head is now located above the position of the last planting hole where seedlings have been planted, so that they can work at the same time, which is beneficial to further improve the planting efficiency of seedlings.

[0018] Preferably, a plurality of conical protrusions are arranged on the outer peripheral surface of the roller frame.

[0019] By adopting the above technical solution, during the rolling process of the roller frame, the conical protrusions are inserted into the soil, which is beneficial to improving the grip of the roller frame and facilitating the smooth progress of the planting steps.

[0020] A method for planting garden greening seedlings, using a roller-type garden greening seedling planting device, comprises the following steps: S1: The tractor is started, and the connecting cylinder moves to the planting area following the tractor under the connection of the conveying mechanism, and then the tractor stops moving; S2: Start the cylinder of the soil compacting mechanism, and the telescopic end of the cylinder extends and inserts into the soil to maintain the stability of the connecting tube; S3: starting the auger of the digging mechanism to drill holes in the planting area to form planting holes, and then the cylinder of the soil pressing mechanism is retracted back to the initial state; S4: starting the tractor, the tractor and the connecting tube move forward a certain distance, the auger moves to above the opening position of the next planting hole, and the planting tube moves to above the position of the last planting hole where the seedlings have not been planted; S5: Start the conveying mechanism, which conveys the seedlings to the accommodating cavity in the connecting tube, and then sequentially passes through the transition bin and the planting tube and falls into the planting hole; S6: The cylinder of the soil compacting mechanism is started, and the telescopic end of the cylinder is extended and inserted into the soil body, and the soil around the planting hole is pushed into the planting hole to cover and compact the planting hole. At this time, the cylinder remains in the soil body; S7: starting the auger of the digging mechanism to drill holes in the planting area to form new planting holes, and then the cylinder of the soil compacting mechanism is retracted back to the initial state; S8: Start the tractor, the tractor and the connecting tube move forward for a distance, the auger moves to above the opening position of the next planting hole, at this time the planting tube is located above the position of the last planting hole where the seedlings have not been planted, the conveying mechanism continues to convey the seedlings until the seedlings fall into the planting hole, at this time the spray head is located above the position of the last planting hole where the seedlings have been planted, and the spray mechanism is started to spray the seedlings; S9: Repeat S8 to complete the planting of a whole row of seedlings.

[0021] By adopting the above technical scheme, the cylinder of the soil pressing mechanism not only plays the function of covering and compacting the soil, but also plays the role of fixing the connecting cylinder and the roller frame to improve the stability of the connecting cylinder. Drilling construction is carried out at this time, which is beneficial to improve the forming quality of the planting holes. The steps of seedling placement, planting hole opening and spraying are closely connected and work almost simultaneously, which is beneficial to improve the planting efficiency of seedlings.

[0022] In summary, the present application includes at least one of the following beneficial technical effects: By connecting the connecting cylinder and the tractor at both ends of the conveying mechanism, the function of conveying the seedlings is achieved and the connecting cylinder and the tractor are connected. The roller frame of the connecting cylinder is rotatably connected to the connecting cylinder, so that the connecting cylinder can move stably with the tractor. The connecting cylinder serves as a transfer transition space for the seedlings. The digging mechanism and the planting cylinder are arranged below the connecting cylinder, so that after the digging mechanism digs the planting hole, the seedling can be accurately dropped into the planting hole through the planting cylinder. At the same time, the soil compaction and watering functions are completed in cooperation with the soil pressing mechanism and the spraying mechanism, thereby reducing the degree of manual participation. The digging, planting and watering steps are closely connected, which is conducive to improving the planting efficiency of the seedlings. When the axis of the planting tube coincides with the axis of the planting hole, the seedling can accurately fall into the planting hole. After the seedling falls from the planting tube to the planting tube, several cylinders extend at the same time and gather toward the axis of the planting hole, thereby pushing the soil around the planting hole into the planting hole and compacting it, which is conducive to the close connection between the seedling placement step and the soil covering and compacting step. The cylinder of the soil pressing mechanism not only plays the role of covering and compacting the soil, but also plays the role of fixing the connecting tube and the roller frame to improve the stability of the connecting tube. Drilling construction at this time is beneficial to improve the forming quality of the planting holes. The steps of seedling placement, planting hole opening and spraying are closely connected and work almost simultaneously, which is beneficial to improve the planting efficiency of seedlings. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of a roller-type landscaping seedling planting equipment according to an embodiment of the present application.

[0024] Figure 2 This is a schematic diagram of the positional relationship between a sprinkler head, a planting tube, and an auger in a roller-type gardening seedling planting device according to an embodiment of the present application.

[0025] Explanation of the reference numerals: 1. Tractor; 11. Discharge port; 2. Conveying mechanism; 3. Connecting cylinder; 31. Accommodating chamber; 32. Mounting frame; 4. Spraying mechanism; 41. Water tank; 42. Spraying pipe; 43. Spraying head; 5. Seedlings; 6. Transition bin; 7. Roller frame; 71. Conical protrusion; 8. Planting cylinder; 9. Soil pressing mechanism; 10. Digging mechanism. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-2 This application is described in further detail.

[0027] The present application embodiment discloses a roller-type garden greening seedling planting device, referring to Figure 1 and Figure 2 ,include: The tractor 1, in this embodiment, is used to store the seedlings 5 ​​and has a discharge port 11 at the rear. The tractor 1 can accommodate planting personnel.

[0028] The conveying mechanism 2, in this embodiment, is a conveyor belt mechanism, which is connected to the discharge port 11 and is used to convey the seedlings 5 ​​out of the tractor 1. Specifically, the guard plates on both sides of the conveying mechanism 2 are hinged at the discharge port 11, so that the conveying mechanism 2 can be adjusted up and down to improve the adaptability of the conveying mechanism 2. Planting personnel can place the seedlings 5 ​​on the conveying mechanism 2 one by one, and the seedlings 5 ​​are sent out from the discharge port 11 under the stable conveyance of the conveying mechanism 2.

[0029] The connecting cylinder 3, in this embodiment, is fixedly connected to the end of the conveying mechanism 2 away from the tractor 1, and a receiving cavity 31 is provided through the connecting cylinder 3 along its own axial direction. The output end of the conveying mechanism 2 extends into the receiving cavity 31 of the connecting cylinder 3, so that the connecting cylinder 3 receives the seedlings 5 ​​sent from the conveying mechanism 2. The axial direction of the connecting cylinder 3 is horizontally arranged and perpendicular to the direction of the conveying mechanism 2. The two ends of the connecting cylinder 3 are rotatably connected with roller frames 7 for walking. The roller frame 7 rotates with the axis of the connecting cylinder 3 as the rotation axis, and the outer peripheral surface of the roller frame 7 is arranged with a conical protrusion 71 to improve the grip of the roller frame 7. A mounting frame 32 is installed below the connecting cylinder 3.

[0030] The hole digging mechanism 10, in this embodiment, is an auger mounted vertically downward at the mounting frame 32, and the auger digs the soil by screwing downward to open a planting hole. The auger can accurately control the diameter and depth of the planting hole.

[0031] Planting tube 8, in this embodiment, the planting tube 8 passes through the mounting frame 32 in the vertical direction. The planting tube 8 is vertically fixed to the connecting tube 3 and the upper end is connected to the accommodating chamber 31 in the connecting tube 3. A transition bin 6 is installed and fixed in the accommodating chamber 31. The transition bin 6 is connected and connected to the output end of the conveying mechanism 2 and the feeding end of the planting tube 8, so as to facilitate the smooth transfer of the seedlings 5 ​​from the conveying mechanism 2 to the planting tube 8. When the planting tube 8 moves to the top of the planting hole following the tractor 1, the seedlings 5 ​​are unloaded from the connecting tube 3 and fall into the planting hole through the inside of the planting tube 8.

[0032] The soil pressing mechanism 9, in this embodiment, comprises a plurality of cylinders installed at the mounting frame 32 and arranged obliquely downward, and the plurality of cylinders are circumferentially distributed around the planting tube 8 and gathered toward the axis direction of the planting tube 8. When the seedlings 5 ​​fall from the planting tube 8 to the planting hole, the plurality of cylinders extend and push the soil around the planting hole into the planting hole and compact it.

[0033] The spray mechanism 4, in this embodiment, comprises a water tank 41 installed at the tractor 1, a water pump connected to the water tank 41, a spray pipe 42 connected to the output end of the water pump, and a spray head 43 installed at the nozzle of the spray pipe 42, and the spray head 43 is installed at the mounting frame 32 and arranged downward. Under the action of the water pump, the water in the water tank 41 is pumped into the spray pipe 42 and sprayed out from the spray head 43, thereby completing the spraying step, so that the seedlings 5 ​​can be sprayed in time after being planted.

[0034] It should be emphasized that in this embodiment, the spray head 43, the planting tube 8 and the auger are evenly spaced along the traveling direction of the tractor 1, and the distance between the spray head 43, the planting tube 8 and the auger is the planting distance of the adjacent seedlings 5. When the auger reaches the opening position of the planting hole, the planting tube 8 moves to the position of the last planting hole where the seedlings 5 ​​have not been planted. The spray head 43 is now located above the position of the last planting hole where the seedlings 5 ​​have been planted, so that they can work at the same time, which is conducive to further improving the planting efficiency of the seedlings 5.

[0035] The present application also discloses a method for planting garden greening seedlings 5, using a roller-type garden greening seedlings 5 ​​planting device, comprising the following steps: S1: The tractor 1 is started, and the connecting cylinder 3 follows the tractor 1 to move to the planting area under the connection of the conveying mechanism 2, and then the tractor 1 stops moving; S2: Start the cylinder of the soil pressing mechanism 9, and the telescopic end of the cylinder is extended and inserted into the soil to maintain the stability of the connecting tube 3; S3: starting the auger of the digging mechanism 10 to drill holes in the planting area to form planting holes, and then the cylinder of the soil pressing mechanism 9 is retracted back to the initial state; S4: starting the tractor 1, the tractor 1 and the connecting tube 3 move forward a certain distance, the auger moves to above the opening position of the next planting hole, and the planting tube 8 moves to above the position of the last planting hole where the seedlings 5 ​​have not been planted; S5: Start the conveying mechanism 2, which conveys the seedlings 5 ​​to the accommodating chamber 31 in the connecting tube 3, and then sequentially passes through the transition bin 6 and the planting tube 8 and falls into the planting hole; S6: Start the cylinder of the soil compacting mechanism 9, the telescopic end of the cylinder is extended and inserted into the soil body, and the soil around the planting hole is pushed into the planting hole to cover and compact the planting hole, and the cylinder still remains in the soil body; S7: starting the auger of the digging mechanism 10 to drill holes in the planting area to form new planting holes, and then the cylinder of the soil pressing mechanism 9 is retracted back to the initial state; S8: Start the tractor 1, the tractor 1 and the connecting tube 3 move forward for a distance, the auger moves to above the opening position of the next planting hole, at this time the planting tube 8 is located above the position of the last planting hole where the seedling 5 has not been planted, the conveying mechanism 2 continues to convey the seedling 5 until the seedling 5 falls into the planting hole, at this time the spray head 43 is located above the position of the last planting hole where the seedling 5 has been planted, and the spray mechanism 4 is started to spray the seedling 5; S9: Repeat S8 to complete the planting of a whole row of seedlings 5.

[0036] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A roller-type gardening seedling planting device, characterized in that: include: A tractor (1), the tractor (1) being used to store seedlings (5) and having a discharge port (11) at the rear; A conveying mechanism (2), the conveying mechanism (2) being connected to the discharge port (11) and being used to convey the seedlings (5) out of the tractor (1); A connecting cylinder (3), the connecting cylinder (3) being connected to one end of the conveying mechanism (2) away from the tractor (1) and being used to receive the seedlings (5) delivered from the conveying mechanism (2), and the two sides of the connecting cylinder (3) being rotatably connected to roller frames (7) for traveling; A hole digging mechanism (10), the hole digging mechanism (10) being arranged below the connecting tube (3) and used for digging a planting hole downwards; A planting tube (8), wherein the planting tube (8) is arranged vertically and the upper end is connected to the lower part of the connecting tube (3); when the planting tube (8) moves with the tractor (1) to the top of the planting hole, the seedlings (5) are unloaded from the connecting tube (3) and fall into the planting hole through the inside of the planting tube (8); A soil pressing mechanism (9), wherein the soil pressing mechanism (9) is arranged below the connecting tube (3), and when the seedlings (5) fall into the planting holes, the soil pressing mechanism (9) covers the planting holes with soil and compacts them; A spraying mechanism (4), wherein the spraying mechanism (4) is used to spray the planted seedlings (5).

2. The roller-type gardening seedling planting equipment according to claim 1 is characterized in that: The connecting tube (3) is provided with a receiving chamber (31) extending through it along its own axial direction; the output end of the conveying mechanism (2) extends into the receiving chamber (31) of the connecting tube (3); the feed end of the planting tube (8) is connected to the receiving chamber (31); a transition chamber (6) is provided in the receiving chamber (31); the transition chamber (6) is connected to and connected with the output end of the conveying mechanism (2) and the feed end of the planting tube (8).

3. The roller-type gardening seedling planting equipment according to claim 2 is characterized in that: A mounting frame (32) is fixed below the connecting tube (3), and the planting tube (8) passes through the mounting frame (32) in the vertical direction. The soil pressing mechanism (9) comprises a plurality of cylinders mounted on the mounting frame (32) and arranged obliquely downward, wherein the plurality of cylinders are circumferentially distributed around the planting tube (8) and gathered towards the axial direction of the planting tube (8); when the seedlings (5) fall from the planting tube (8) to the planting hole, the plurality of cylinders extend and push the soil around the planting hole into the planting hole and compact it.

4. The roller-type gardening seedling planting equipment according to claim 3 is characterized in that: The digging mechanism (10) is an auger installed vertically downward on a mounting frame (32), and the auger digs the soil by screwing downward to open a planting hole.

5. The roller-type gardening seedling planting equipment according to claim 4 is characterized in that: The spray mechanism (4) comprises a water tank (41) installed at the tractor (1), a water pump connected to the water tank (41), a spray pipe (42) connected to the output end of the water pump, and a spray head (43) installed at the pipe mouth of the spray pipe (42); the spray head (43) is installed at the mounting frame (32) and is arranged downward.

6. The roller-type gardening seedling planting equipment according to claim 5, characterized in that: The spray heads (43), planting tubes (8) and auger are distributed at equal intervals along the traveling direction of the tractor (1).

7. The roller-type gardening seedling planting equipment according to claim 6 is characterized in that: The outer peripheral surface of the roller frame (7) is provided with a plurality of conical protrusions (71).

8. A method for planting garden greening seedlings, using the roller-type garden greening seedling planting equipment as claimed in claim 7, comprising the following steps: S1: The tractor (1) is started, and the connecting cylinder (3) moves to the planting area following the tractor (1) under the connection action of the conveying mechanism (2), and then the tractor (1) stops moving; S2: The cylinder of the soil pressing mechanism (9) is started, and the telescopic end of the cylinder is extended and inserted into the soil to maintain the stability of the connecting tube (3); S3: starting the auger of the digging mechanism (10) to drill holes in the planting area to form planting holes, and then the cylinder of the soil pressing mechanism (9) is retracted back to the initial state; S4: starting the tractor (1), the tractor (1) and the connecting tube (3) move forward a certain distance, the auger moves to above the opening position of the next planting hole, and the planting tube (8) moves to above the position of the last planting hole where the seedlings (5) have not been planted; S5: starting the conveying mechanism (2), the conveying mechanism (2) conveys the seedlings (5) to the containing chamber (31) in the connecting tube (3), and the seedlings (5) sequentially pass through the transition chamber (6) and the planting tube (8) and then fall into the planting hole; S6: The cylinder of the soil compacting mechanism (9) is started, and the telescopic end of the cylinder is extended and inserted into the soil body, and the soil around the planting hole is pushed into the planting hole to cover and compact the planting hole. At this time, the cylinder remains in the soil body; S7: starting the auger of the digging mechanism (10) to drill holes in the planting area to form new planting holes, and then the cylinder of the soil pressing mechanism (9) is retracted back to the initial state; S8: Start the tractor (1), the tractor (1) and the connecting tube (3) move forward for a distance, the auger moves to above the opening position of the next planting hole, at this time the planting tube (8) is located above the position of the last planting hole where the seedling (5) has not been planted, the conveying mechanism (2) continues to convey the seedling (5) until the seedling (5) falls into the planting hole, at this time the spray head (43) is located above the position of the last planting hole where the seedling (5) has been planted, and the spray mechanism (4) is started to spray the seedling (5); S9: Repeat S8 to complete the planting of a whole row of seedlings (5).