Sliding hedge trimmer with angle adjusting device

Abstract

The invention relates to the technical field of sliding hedge trimmers, in particular to a sliding hedge trimmer with an angle adjusting device, which comprises a mechanical arm main body and a cutting part on a sliding hedge trimmer main body, and a fine adjustment mechanism is mounted between the cutting part and the mechanical arm main body; the mechanical arm has the beneficial effects that the telescopic end of an electric push rod extends or retracts to drive a main supporting column to rotate, the included angle between the main supporting column and a bottom plate is changed, the cutting angle of a cutting part is finely adjusted, and a threaded rod rotates along a threaded hole formed in a limiting block to enable a movable plate to relatively move along a limiting groove; the telescopic end of the hydraulic cylinder extends to drive the connecting plate to relatively move along the sliding groove, the distance between the mounting plate and the bottom plate is changed, fine adjustment of the position of the bottom plate is achieved, and through mutual cooperation of the structures, the needed working range is small when fine adjustment is conducted through the fine adjustment mechanism; and the device can adapt to a narrower working area and is high in adaptability.

Description

Technical Field

[0001] The invention relates to the field of sliding hedge trimmers, in particular to a sliding hedge trimmer with an angle adjustment device. Background Art

[0002] The Sliding Hedge Trimmer is an efficient and versatile garden tool designed specifically for trimming and shaping shrubs, hedges and various other plants. Whether you are a professional gardener or a home user who loves gardening, you can easily keep your garden tidy and beautiful by using a Sliding Hedge Trimmer to trim vegetation quickly and evenly.

[0003] In the prior art, a sliding hedge trimmer is usually installed on a movable vehicle, and a mechanical arm is usually installed on the sliding hedge trimmer. The mechanical arm serves as an angle adjustment device for the entire device. A cutting part is installed at one end of the mechanical arm. The cutting part is moved to a suitable position by the mechanical arm, and the hedge is trimmed by the cutting part.

[0004] However, the existing sliding hedge trimmers usually use a mechanical arm as the angle adjustment device of the entire device. The angle adjustment device requires a large working range during its operation. In some scenes, some dense green plants will block the rotation adjustment of the angle adjustment device, making it difficult for the angle adjustment device to move the cutting part to a suitable position to trim the hedges, resulting in some hedges being unable to be trimmed and poor adaptability. Summary of the invention

[0005] The object of the present invention is to provide a sliding hedge trimmer with an angle adjustment device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solutions: a sliding hedge trimmer with an angle adjustment device, comprising a sliding hedge trimmer body, the sliding hedge trimmer body including a mechanical arm body and a cutting part, a fine-tuning mechanism installed between the cutting part and the mechanical arm body, the fine-tuning mechanism including a mounting plate and a moving plate, the moving plate is provided with a main support column, the main support column is provided with a hydraulic cylinder, a connecting plate and an electric push rod, and a rotating block is provided on the telescopic end of the electric push rod;

[0007] The cutting part is provided with a bottom plate, and a threaded rod and a limit block are arranged in a limit groove opened on the bottom plate.

[0008] Preferably, the movable plate has a square plate-like structure, a limiting block is fixedly connected to the bottom of the movable plate, the limiting block has a "convex" plate-like structure, the limiting block can slide along a limiting groove opened on the bottom plate, and the limiting groove has a "convex" groove-like structure.

[0009] Preferably, the main support column is a square plate-shaped structure, the main support column is rotatably connected to the movable plate through a rotating shaft, the movable plate is rotatably connected to the rotating block through a rotating shaft, the rotating block is fixedly connected to the telescopic end of the electric push rod, and the electric push rod is rotatably connected to the main support column through a rotating shaft.

[0010] Preferably, the limit block fixedly connected to the bottom of the movable plate is threadedly connected to the threaded rod on the base plate, the threaded rod is rotatably connected to the base plate, one end of the threaded rod is fixedly connected to the drive shaft of the servo motor on the base plate, and the servo motor is fixedly mounted on the side of the base plate.

[0011] Preferably, the connecting plate is a square plate-like structure, the connecting plate is fixedly connected to the slider, the slider is a "convex" plate-like structure, the slider is stuck in the slide groove opened on the main support column and can slide along the slide groove opened on the main support column, and the slide groove is a "convex" groove-like structure.

[0012] Preferably, a hydraulic cylinder is fixedly installed on the connecting plate, the telescopic end of the hydraulic cylinder is fixedly connected to the main support column, the movable plate is a square plate structure, and a side support plate is fixedly connected to the side of the movable plate, the side support plate is an "L"-shaped plate structure, and the side support plate is in contact with the side of the bottom plate.

[0013] Preferably, the mounting plate is a square plate-shaped structure, and a support rod is fixedly connected to the bottom surface of the mounting plate. The support rod is a circular columnar structure. The support rod can pass through a limit hole opened on a fixed plate fixedly connected to the side of the main support column and be fixedly connected to the limit plate. The limit plate is a square plate-shaped structure.

[0014] Preferably, a common motor is fixedly mounted on the bottom plate, a transmission shaft of the common motor passes through a through slot provided on the bottom plate and is fixedly connected to a connecting shaft, and the connecting shaft is fixedly connected to the cutting knife.

[0015] Preferably, a fine-adjustment mechanism is provided between the mechanical arm body and the cutting part on the sliding hedge trimmer body, and a mounting plate on the fine-adjustment mechanism is fixedly mounted on the mechanical arm body.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] The sliding hedge trimmer with an angle adjustment device proposed in the present invention can drive the main support column to rotate by extending or shortening the telescopic end of the electric push rod, thereby changing the angle between the main support column, the movable plate and the bottom plate, and fine-tuning the cutting angle of the cutting part. The threaded rod rotates along the threaded hole provided on the limit block, so that the movable plate moves relatively along the limit groove provided on the bottom plate, thereby changing the working range of the cutting part. When the main body of the mechanical arm is inconvenient to start, the cutting part can trim deeper hedges through the above cooperation, and by starting the hydraulic cylinder, the telescopic end of the hydraulic cylinder is extended, driving the sliding block fixedly connected on the connecting plate to move relatively along the sliding groove provided on the main support column, thereby changing the installation position fixed on the connecting plate. The spacing between the mounting plate and the base plate enables fine-tuning of the position of the base plate. Through the cooperation of the above structures, the cutting part can be fine-tuned through the fine-adjustment mechanism. The required working range is smaller and it can adapt to a narrower working area. Through the cooperation of the above structures, the adaptability of the sliding hedge trimmer body can be improved, the working efficiency of the device can be improved, and it is convenient for the staff to actually use it. In the operation of the device, the side support plate fixedly connected to the side of the moving plate can support the moving plate to improve the stability of the structure. The support rod is fixedly connected to the mounting plate, and the support rod is stuck in the limit hole opened on the fixed plate. The whole device can be supported by the support rod, thereby reducing the pressure on the slider fixedly connected to the side of the connecting plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the structure of the present invention;

[0019] Figure 2 It is a schematic diagram of the local structure of the present invention;

[0020] Figure 3 for Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 It is a partial structural schematic diagram of the present invention;

[0022] Figure 5 for Figure 4 The enlarged structural diagram at B in the middle;

[0023] Figure 6 for Figure 4 Enlarged structural diagram at point C in the middle.

[0024] In the figure: 1. Sliding hedge trimmer body; 2. Mechanical arm body; 3. Fine adjustment mechanism; 4. Cutting part; 5. Bottom plate; 6. Limiting groove; 7. Ordinary motor; 8. Servo motor; 9. Threaded rod; 10. Through groove; 11. Connecting shaft; 12. Cutting knife; 13. Limiting block; 14. Moving plate; 15. Side support plate; 16. Rotating block; 17. Electric push rod; 18. Main support column; 19. Slide groove; 20. Hydraulic cylinder; 21. Connecting plate; 22. Sliding block; 23. Mounting plate; 24. Support rod; 25. Fixed plate; 26. Limiting hole; 27. Limiting plate. DETAILED DESCRIPTION

[0025] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, rather than all of the embodiments, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Embodiment 1

[0027] See also Figure 1-Figure 6 The present invention provides a technical solution: a sliding hedge trimmer with an angle adjustment device, comprising a sliding hedge trimmer body 1, the sliding hedge trimmer body 1 includes a mechanical arm body 2 and a cutting part 4, a fine-tuning mechanism 3 is installed between the cutting part 4 and the mechanical arm body 2, the fine-tuning mechanism 3 includes a mounting plate 23 and a moving plate 14, the moving plate 14 is provided with a main support column 18, the main support column 18 is provided with a hydraulic cylinder 20, a connecting plate 21 and an electric push rod 17, and a rotating block 16 is provided on the telescopic end of the electric push rod 17; the cutting part 4, the cutting part 4 is provided with a bottom plate 5, and a threaded rod 9 and a limit block 13 are provided in a limit groove 6 provided on the bottom plate 5;

[0028] The sliding hedge trimmer body 1 is usually installed on a vehicle, and the sliding hedge trimmer body 1 is used to trim the hedge by moving the vehicle. The mechanical arm body 2 included in the sliding hedge trimmer body 1 is all prior art. The mechanical arm body 2 of the sliding hedge trimmer body 1 can drive the cutting part 4 on the sliding hedge trimmer body 1 to move to a suitable position, and the cutting knife 12 on the cutting part 4 is used to trim the hedge. During the trimming process, the threaded rod 9 rotates along the threaded hole on the limit block 13, so that the limit block 13 is produced along the limit groove 6 on the bottom plate 5. The relative displacement can change the position of the fine-tuning mechanism 3 on the base plate 5, so that the cutting part 4 can be moved away from or close to the hedge, and by starting the electric push rod 17, the electric push rod 17 is rotatably connected to the main support column 18 through a rotating shaft, and the rotating block 16 fixedly connected to the telescopic end of the electric push rod 17 is rotatably connected to the movable plate 14 through a rotating shaft. The angle between the main support column 18 and the base plate 5 can be changed by extending or shortening the telescopic end of the electric push rod 17. Through the above fine-tuning, the cutting part 4 can adapt to the hedges in different scenes and have a good pruning effect, and has strong adaptability.

[0029] Embodiment 2

[0030] On the basis of the first embodiment, in order to improve the adaptability of the device, a main support column 18 is provided, and the main support column 18 is a square plate-shaped structure. The main support column 18 is rotatably connected to the movable plate 14 through a rotating shaft, and the movable plate 14 is rotatably connected to the rotating block 16 through a rotating shaft. The rotating block 16 is fixedly connected to the telescopic end of the electric push rod 17, and the electric push rod 17 is rotatably connected to the main support column 18 through the rotating shaft. One end of the electric push rod 17 is rotatably connected to the main support column 18 through the rotating shaft, and the telescopic end of the electric push rod 17 is fixedly connected to the rotating block 16, and the rotating block 16 is rotatably connected to the movable plate 14 through the rotating shaft. Electric push rods 17 are provided on both sides of the main support column 18. By starting the electric push rod 17, the telescopic end of the electric push rod 17 can be extended or shortened to drive the main support column 18 to rotate, thereby changing the angle between the main support column 18 and the movable plate 14, and changing the angle between the bottom plate 5 and the main support column 18. Through the above, the cutting angle of the cutting part 4 can be fine-tuned, so that the device can adapt to cutting work in different scenarios;

[0031] The limit block 13 fixedly connected at the bottom of the moving plate 14 is threadedly connected to the threaded rod 9 on the bottom plate 5, the threaded rod 9 is rotatably connected to the bottom plate 5, one end of the threaded rod 9 is fixedly connected to the transmission shaft of the servo motor 8 on the bottom plate 5, the servo motor 8 is fixedly installed on the side of the bottom plate 5, the servo motor 8 drives the threaded rod 9 to rotate, and the threaded rod 9 rotates along the threaded hole opened on the limit block 13 fixedly connected to the bottom of the moving plate 14, the moving plate 14 is a square plate-shaped structure, the limit block 13 is fixedly connected to the bottom of the moving plate 14, the limit block 13 is a "convex" plate-shaped structure, and the limit block 13 can be moved along The movable plate 14 and the limit block 13 fixedly connected to the bottom of the movable plate 14 can move relatively along the limit groove 6 provided on the bottom plate 5, so that the movable plate 14 is close to one side of the bottom plate 5. Through the above cooperation, the working range of the cutting part 4 can be changed. When the robot arm body 2 is inconvenient to start, the above structures cooperate with each other, so that the cutting part 4 can trim deeper hedges, thereby improving the overall adaptability of the device.

[0032] A hydraulic cylinder 20 is fixedly installed on the connecting plate 21, and the telescopic end of the hydraulic cylinder 20 is fixedly connected to the main support column 18. The movable plate 14 is a square plate structure, and the side of the movable plate 14 is fixedly connected to the side of the side support plate 15, and the side support plate 15 is an "L"-shaped plate structure. The side support plate 15 is in contact with the side of the bottom plate 5. The side support plate 15 can support the movable plate 14 to improve the stability of the movable plate 14. By starting the hydraulic cylinder 20, the telescopic end of the hydraulic cylinder 20 is extended, and the connecting plate 21 is a square plate structure. The connecting plate 21 and the sliding plate The block 22 is fixedly connected, and the slider 22 is a "convex" plate-shaped structure. The slider 22 is stuck in the slide groove 19 opened on the main support column 18 and can slide along the slide groove 19 opened on the main support column 18. The slide groove 19 is a "convex" groove-shaped structure, which can drive the slider 22 fixedly connected on the connecting plate 21 to move relatively along the slide groove 19 opened on the main support column 18, change the distance between the mounting plate 23 fixedly installed on the connecting plate 21 and the bottom plate 5, realize fine adjustment of the position of the bottom plate 5, and change the working range of the cutting part 4;

[0033] A fine-tuning mechanism 3 is arranged between the mechanical arm body 2 and the cutting part 4 on the sliding hedge trimmer body 1. The mounting plate 23 on the fine-tuning mechanism 3 is fixedly mounted on the mechanical arm body 2. The fine-tuning mechanism 3 includes a servo motor 8, a threaded rod 9, a limit block 13, a movable plate 14, a rotating block 16, an electric push rod 17, a main support column 18, a hydraulic cylinder 20, a connecting plate 21, a slider 22, and a mounting plate 23. The cutting part 4 includes a base plate 5, a common motor 7, a connecting shaft 11 and a cutting knife 12. Through the cooperation of the above structures, the cutting part 4 can be fine-tuned through the fine-tuning mechanism 3. The range required for its work is small and it can adapt to a narrower working area. Through the cooperation of the above structures, the adaptability of the sliding hedge trimmer body 1 can be improved.

[0034] Embodiment 3

[0035] On the basis of the second embodiment, in order to improve the use effect of the device, a bottom plate 5 is provided, on which a common motor 7 is fixedly installed, a transmission shaft of the common motor 7 passes through a through slot 10 provided on the bottom plate 5 and is fixedly connected to a connecting shaft 11, and the connecting shaft 11 is fixedly connected to a cutting knife 12, the through slot 10 is a circular slot-shaped structure, the connecting shaft 11 can rotate in the through slot 10, the connecting shaft 11 fixedly connected to the cutting knife 12 passes through the through slot 10 provided on the bottom plate 5 and is fixedly connected to the transmission shaft of the common motor 7, by starting the common motor 7, the connecting shaft 11 and the cutting knife 12 can be driven to rotate, and the cutting knife 12 can be used to trim the hedge, and the above constitutes the cutting part 4 of the sliding hedge trimmer body 1;

[0036] The mounting plate 23 has a square plate-like structure, and a support rod 24 is fixedly connected to the bottom surface of the mounting plate 23. The support rod 24 has a circular columnar structure, and the support rod 24 can pass through the limiting hole 26 opened on the fixing plate 25 fixedly connected to the side of the main support column 18 and be fixedly connected to the limiting plate 27. The limiting plate 27 has a square plate-like structure, and the limiting plate 27 limits the support rod 24. When the slider 22 fixedly connected to the connecting plate 21 slides along the slide groove 19 opened on the main support column 18, the support rod 24 fixedly connected to the mounting plate 23 can slide along the limiting hole 26 opened on the fixing plate 25 fixedly connected to the side of the main support column 18. The fixing plate 25 has a square plate-like structure, and the limiting hole 26 has a circular groove-like structure. The limiting plate 27 has a square plate-like structure.

[0037] During actual use, the extension or shortening of the telescopic end of the electric push rod 17 can drive the main support column 18 to rotate, thereby changing the angle between the main support column 18 and the movable plate 14 and the bottom plate 5, and fine-tuning the cutting angle of the cutting part 4. The threaded rod 9 rotates along the threaded hole opened on the limit block 13, so that the movable plate 14 moves relatively along the limit groove 6 opened on the bottom plate 5, and the working range of the cutting part 4 is changed. When the robot arm main body 2 is inconvenient to start, the cutting part 4 can trim deeper hedges through the above cooperation, and by starting the hydraulic cylinder 20, the telescopic end of the hydraulic cylinder 20 is extended, driving the slider 22 fixedly connected to the connecting plate 21 to move relatively along the slide groove 19 opened on the main support column 18, changing the mounting plate 23 fixedly installed on the connecting plate 21 and The spacing between the base plates 5 can achieve fine-tuning of the position of the base plates 5. Through the cooperation of the above structures, the cutting part 4 can be fine-tuned through the fine-adjusting mechanism 3. The required working range is small and it can adapt to a narrower working area. Through the cooperation of the above structures, the adaptability of the sliding hedge trimmer body 1 can be improved, the working efficiency of the device can be improved, and it is convenient for the staff to actually use it. In the operation of the device, the side support plate 15 fixedly connected to the side of the moving plate 14 can support the moving plate 14 to improve the stability of the structure. The support rod 24 is fixedly connected to the mounting plate 23, and the support rod 24 is stuck in the limiting hole 26 opened on the fixed plate 25. The support rod 24 can support the entire device to reduce the pressure of the slider 22 fixedly connected to the side of the connecting plate 21.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sliding hedge trimmer with an angle adjustment device, comprising a sliding hedge trimmer body (1), the sliding hedge trimmer body (1) including a mechanical arm body (2) and a cutting part (4), characterized in that: A fine adjustment mechanism (3) is installed between the cutting part (4) and the robot arm body (2), the fine adjustment mechanism (3) comprises a mounting plate (23) and a moving plate (14), the moving plate (14) is provided with a main support column (18), the main support column (18) is provided with a hydraulic cylinder (20), a connecting plate (21) and an electric push rod (17), and a rotating block (16) is provided on the telescopic end of the electric push rod (17); A cutting part (4) is provided with a bottom plate (5), and a threaded rod (9) and a limit block (13) are provided in a limit groove (6) provided on the bottom plate (5).

2. A sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: The movable plate (14) has a square plate-like structure. The bottom of the movable plate (14) is fixedly connected to a limiting block (13). The limiting block (13) has a "convex" plate-like structure. The limiting block (13) can slide along a limiting groove (6) provided on the bottom plate (5). The limiting groove (6) has a "convex" groove-like structure.

3. A sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: The main support column (18) is in a square plate-like structure. The main support column (18) is rotatably connected to the movable plate (14) via a rotating shaft. The movable plate (14) is rotatably connected to the rotating block (16) via a rotating shaft. The rotating block (16) is fixedly connected to the telescopic end of the electric push rod (17). The electric push rod (17) is rotatably connected to the main support column (18) via a rotating shaft.

4. A sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: The limit block (13) fixedly connected to the bottom of the movable plate (14) is threadedly connected to the threaded rod (9) on the bottom plate (5), the threaded rod (9) is rotatably connected to the bottom plate (5), one end of the threaded rod (9) is fixedly connected to the transmission shaft of the servo motor (8) on the bottom plate (5), and the servo motor (8) is fixedly installed on the side of the bottom plate (5).

5. The sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: The connecting plate (21) is in a square plate-like structure. The connecting plate (21) is fixedly connected to the sliding block (22). The sliding block (22) is in a "convex" plate-like structure. The sliding block (22) is stuck in a sliding groove (19) provided on the main supporting column (18) and can slide along the sliding groove (19) provided on the main supporting column (18). The sliding groove (19) is in a "convex" groove-like structure.

6. A sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: A hydraulic cylinder (20) is fixedly mounted on the connecting plate (21), the telescopic end of the hydraulic cylinder (20) is fixedly connected to the main support column (18), the movable plate (14) is a square plate-shaped structure, a side support plate (15) is fixedly connected to the side of the movable plate (14), the side support plate (15) is an "L"-shaped plate-shaped structure, and the side support plate (15) is in contact with the side of the bottom plate (5).

7. The sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: The mounting plate (23) is in the form of a square plate. A support rod (24) is fixedly connected to the bottom surface of the mounting plate (23). The support rod (24) is in the form of a circular column. The support rod (24) can pass through a limiting hole (26) provided on a fixing plate (25) fixedly connected to the side of the main supporting column (18) and be fixedly connected to a limiting plate (27). The limiting plate (27) is in the form of a square plate.

8. The sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: A common motor (7) is fixedly mounted on the bottom plate (5); a transmission shaft of the common motor (7) passes through a through slot (10) provided on the bottom plate (5) and is fixedly connected to a connecting shaft (11); and the connecting shaft (11) is fixedly connected to a cutting blade (12).

9. The sliding hedge trimmer with an angle adjustment device according to claim 1, characterized in that: A fine-adjustment mechanism (3) is provided between the mechanical arm body (2) and the cutting portion (4) on the sliding hedge trimmer body (1), and the mounting plate (23) on the fine-adjustment mechanism (3) is fixedly mounted on the mechanical arm body (2).

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