Traditional Chinese medicine picking machine

By combining parallel robotic arms and lifting mechanisms, the problem of poor adaptability of Chinese herbal medicine harvesting machines to different Chinese herbs has been solved, achieving flexible and efficient harvesting and collection, and improving the adaptability and efficiency of Chinese herbal medicine harvesting machines.

CN223758789UActive Publication Date: 2026-01-06ZHENGZHOU LEZHI IND AUTOMATION DESIGN CO LTD
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Patent Information

Application Number
CN202520209036.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-10
Publication Date
2026-01-06
Estimated Expiration
2035-02-10

AI Technical Summary

Technical Problem

Existing Chinese herbal medicine harvesting machines are difficult to adapt to the different growth heights and sizes of Chinese herbs, resulting in a lack of flexibility and convenience in harvesting.

Method used

The system employs a parallel robotic arm and a lifting mechanism. Through the coordination of racks, pinions, and motors, the parallel robotic arm and tea-picking suction cup can be raised and lowered to meet the needs of picking Chinese medicinal herbs of different heights and sizes. A fixing mechanism is used to stabilize or release the collection frame.

Benefits of technology

It improves the flexibility and efficiency of Chinese herbal medicine harvesting, can adapt to Chinese herbal medicines of different heights and sizes, and facilitates stable collection and removal of the collection frame.

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Abstract

The utility model relates to the technical field of traditional Chinese medicine picking, in particular to a traditional Chinese medicine picking machine which comprises a machine body, the machine body comprises a machine frame, a walking crawler belt mechanism is arranged at the bottom end of the machine frame, a control cabinet is arranged on the upper surface of the machine frame, a top plate is arranged at the top of the machine frame, and parallel manipulators are installed on the inner side of the top plate. And a tea picking sucker is arranged at the bottom end of the parallel manipulator. The rotating rod can be driven to rotate through operation of the motor, then the gear rotates along with the rotating rod and is meshed with the rack, the moving block can slide under the matching action of the rack and the gear, the connecting frame can drive the top plate to vertically move, and therefore the parallel manipulator and the tea picking suction cup can be lifted. When the parallel manipulator and the tea picking suction cup are used for picking traditional Chinese medicines, the picking requirements of the traditional Chinese medicines with different height sizes can be better met, and the picking effect and flexibility can be improved.
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Description

Technical Field

[0001] This utility model relates to the field of Chinese herbal medicine harvesting technology, specifically a Chinese herbal medicine harvesting machine. Background Technology

[0002] Traditional Chinese medicine (TCM) refers to medicinal herbs used under the guidance of TCM theory for the prevention, diagnosis, and treatment of diseases, as well as for health maintenance. These herbs are mainly derived from plants, animals, and minerals, and possess unique medicinal properties, flavors, and meridian tropisms. TCM has a long history of use and is an important part of traditional Chinese culture, as well as a valuable treasure in the world's medical heritage. To improve harvesting efficiency and reduce manual labor, TCM harvesting machines are commonly used. A TCM harvesting machine is a specialized piece of machinery for harvesting medicinal herbs. Using a TCM harvesting machine significantly shortens harvesting time, reduces labor costs, and improves economic efficiency.

[0003] In existing technologies, when harvesting Chinese medicinal herbs using a harvesting machine, the herbs are generally grasped by a parallel robotic arm. However, since different Chinese medicinal herbs have different growth heights and sizes, the grasping operation of the harvesting machine cannot adapt well to herbs of different heights and sizes, making the harvesting of Chinese medicinal herbs inflexible and inconvenient. Therefore, in order to solve the above problems, a Chinese medicinal herb harvesting machine is proposed. Utility Model Content

[0004] The purpose of this utility model is to provide a Chinese herbal medicine harvesting machine to solve the problem mentioned in the background art that the harvesting machine cannot adapt well to the different heights and sizes of Chinese herbal medicines, thus making the harvesting of Chinese herbal medicines inflexible and inconvenient.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a Chinese herbal medicine harvesting machine, including a machine body, the machine body including a frame, a walking track mechanism provided at the bottom end of the frame, a control cabinet provided on the upper surface of the frame, a top plate provided on the top of the frame, a parallel manipulator installed on the inner side of the top plate, a tea-picking suction cup provided at the bottom end of the parallel manipulator, and a collection frame provided on the upper surface of the frame;

[0006] The surface of the frame is provided with a lifting mechanism, which includes a rack. The rack is fixedly connected to the upper surface of the frame. A moving block is sleeved on the surface of the rack. A rotating rod is movably connected to the inner side of the moving block. A gear is fixedly connected to the surface of the rotating rod. A motor is fixedly installed on the surface of the moving block. A connecting frame is fixedly connected to the surface of the moving block. The top plate and the tea-picking suction cup are fixedly connected.

[0007] Preferably, the rack is fixedly connected to the frame in four groups, the movable block is movable on the surface of the rack, and the rotating rod is correspondingly connected to the movable block in four groups.

[0008] Preferably, the gears are arranged in four groups and connected to the rotating rods accordingly, and the end of the rotating rod away from the gears is fixedly connected to the output end of the motor.

[0009] Preferably, the surface of the frame is provided with a fixing mechanism, the fixing mechanism including a support plate, the support plate being fixedly connected to the upper surface of the frame, a screw being threadedly connected to the inner side of the support plate, a limit plate being movably connected to the surface of the screw, and a limit rod being fixedly connected to the surface of the limit plate.

[0010] Preferably, the support plates are fixedly connected to the frame in two groups, the screws are connected to the support plates in two groups, and the limiting plates are connected to the screws in two groups.

[0011] Preferably, the limiting rods are in two sets and fixed to the limiting plate, and the limiting rods are movable inside the support plate.

[0012] Compared with the prior art, the beneficial effects of this utility model are:

[0013] 1. The operation of the motor drives the rotating rod to rotate, which in turn causes the gear to rotate and mesh with the rack. This allows the moving block to slide under the action of the rack and gear, which in turn allows the connecting frame to drive the top plate to move vertically. This enables the parallel robotic arm and tea-picking suction cup to be raised and lowered, allowing the parallel robotic arm and tea-picking suction cup to better meet the picking needs of Chinese medicinal herbs of different heights and sizes, thus improving the picking effect and flexibility.

[0014] 2. By rotating the screw, the limiting plate can move horizontally under the action of the screw and the limiting rod, thereby limiting and unlimiting the collection frame. This makes it easy to fix the collection frame or remove it from the frame, so that the Chinese medicine can be stably collected through the collection frame during harvesting, or the collection frame can be removed for centralized processing. Attached Figure Description

[0015] Figure 1 This is a front view schematic diagram of the structure of this utility model;

[0016] Figure 2 This is a rear view schematic diagram of the structure of this utility model;

[0017] Figure 3 This is a partial front view of the rack and moving block of this utility model;

[0018] Figure 4This is a partial side sectional view of the screw and limiting plate of this utility model.

[0019] In the diagram: 1. Frame; 11. Walking track mechanism; 12. Control cabinet; 13. Top plate; 14. Parallel manipulator; 15. Tea picking suction cup; 16. Collection frame; 2. Rack; 21. Moving block; 22. Rotating rod; 23. Gear; 24. Motor; 25. Connecting frame; 3. Support plate; 31. Screw; 32. Limit plate; 33. Limit rod. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0021] Please see Figure 1-4 One embodiment provided by this utility model:

[0022] The Chinese herbal medicine harvesting machine includes a machine body, which includes a frame 1. A walking track mechanism 11 is installed at the bottom of the frame 1. A control cabinet 12 is installed on the upper surface of the frame 1. A top plate 13 is installed on the top of the frame 1. A parallel manipulator 14 is installed on the inner side of the top plate 13. A tea-picking suction cup 15 is installed at the bottom of the parallel manipulator 14. A collection frame 16 is installed on the upper surface of the frame 1. The harvesting machine can be moved as a whole by the walking track mechanism 11. By moving the frame 1 to the top of the Chinese herbal medicine, the parallel manipulator 14 and the tea-picking suction cup 15 can be used to grasp the Chinese herbal medicine, thereby realizing the harvesting of Chinese herbal medicine.

[0023] A lifting mechanism is provided on the surface of the frame 1. The lifting mechanism includes a rack 2, which is fixedly connected to the upper surface of the frame 1. A moving block 21 is sleeved on the surface of the rack 2. A rotating rod 22 is movably connected to the inner side of the moving block 21. A gear 23 is fixedly connected to the surface of the rotating rod 22. A motor 24 is fixedly installed on the surface of the moving block 21. A connecting frame 25 is fixedly connected to the surface of the moving block 21. The top plate 13 and the tea-picking suction cup 15 are fixedly connected. The rotating rod 22 drives the gear 23 to rotate, so that the gear 23 rotates and meshes with the rack 2. The moving block 21 will move vertically under the action of the rack 2 and the gear 23. In turn, the connecting frame 25 can drive the top plate 13 to lift as a whole, so that the parallel robot arm 14 and the tea-picking suction cup 15 can meet the height requirements for picking Chinese medicinal herbs of various sizes.

[0024] Furthermore, the rack 2 is fixedly connected to the frame 1 in four groups, the movable block 21 moves on the surface of the rack 2, and the rotating rod 22 is connected to the movable block 21 in four groups. By setting the rack 2, when the gear 23 rotates under the action of the motor 24, the movable block 21 can slide on the rack 2 through the meshing of the rack 2 and the gear 23, which facilitates the connecting frame 25 to drive the top plate 13 to rise and fall accordingly.

[0025] Furthermore, the gears 23 are connected in four groups to the rotating rod 22. The end of the rotating rod 22 away from the gears 23 is fixedly connected to the output end of the motor 24. The motor 24 is configured so that when the motor 24 is running, it can drive the rotating rod 22 to rotate, which in turn causes the gears 23 to rotate.

[0026] Furthermore, a fixing mechanism is provided on the surface of the frame 1. The fixing mechanism includes a support plate 3, which is fixedly connected to the upper surface of the frame 1. A screw 31 is threadedly connected to the inner side of the support plate 3. A limiting plate 32 is movably connected to the surface of the screw 31. A limiting rod 33 is fixedly connected to the surface of the limiting plate 32. By rotating the screw 31, the limiting plate 32 can be displaced under the action of the screw 31, thereby realizing the fixing and unfixing of the collecting frame 16 by the limiting plate 32. This facilitates the collection of Chinese medicine through the collecting frame 16 or the removal of the collecting frame 16 to pour out the Chinese medicine.

[0027] Furthermore, the support plate 3 is fixedly connected to the frame 1 in two sets, the screw 31 is connected to the support plate 3 in two sets, and the limiting plate 32 is connected to the screw 31 in two sets. By setting the limiting plate 32, the collection frame 16 can be fixed, thereby ensuring the stable placement of the collection frame 16 on the frame 1.

[0028] Furthermore, the limiting rods 33 are in two sets and fixed to the limiting plate 32. The limiting rods 33 are movable inside the support plate 3. By setting the limiting rods 33, the screw 31 can be limited, and the limiting plate 32 can be prevented from shifting under the action of the screw 31, so that the limiting plate 32 can move stably.

[0029] Working principle: During use, the motor 24 is electrically connected to an external power source. The operator starts the motor 24 by pressing the switch. The motor 24 drives the rotating rod 22 to rotate. The gear 23 will rotate under the action of the rotating rod 22. Then, the rotation of the gear 23 and the meshing action of the rack 2 will cause the moving block 21 to move on the surface of the rack 2. This will enable the connecting frame 25 to drive the top plate 13 to move vertically, so that the parallel robot arm 14 and the tea picking suction cup 15 can be raised and lowered under the action of the top plate 13, so that the parallel robot arm 14 and the tea picking suction cup 15 can pick Chinese medicinal herbs of different heights and sizes.

[0030] Rotating the screw 31 causes the limiting plate 32 to be limited by the limiting rod 33, and it will move horizontally under the action of the screw 31. As a result, the limiting rod 33 moves within the support plate 3. The movement of the limiting plate 32 can limit and release the limiting of the collection frame 16, thereby enabling the collection frame 16 to be fixed on the frame 1 or to be unfixed.

[0031] The above are merely preferred embodiments of this utility model and are not intended to limit the utility model in any way. Those skilled in the art can readily implement this utility model based on the accompanying drawings and the description above. However, any modifications, alterations, or variations made by those skilled in the art without departing from the scope of the utility model's technical solution, utilizing the disclosed technical content, are equivalent embodiments of this utility model. Furthermore, any equivalent changes, alterations, or variations made to the above embodiments based on the essential technology of this utility model are still within the protection scope of this utility model's technical solution.

Claims

1. A traditional Chinese medicine picking machine, comprising a machine body, the machine body comprising a machine frame (1), the bottom end of the machine frame (1) being provided with a walking track mechanism (11), the upper surface of the machine frame (1) being provided with a control cabinet (12), the top of the machine frame (1) being provided with a top plate (13), the inner side of the top plate (13) being mounted with a parallel manipulator (14), the bottom end of the parallel manipulator (14) being provided with a tea picking suction cup (15), and the upper surface of the machine frame (1) being provided with a collecting frame (16). characterized in that The surface of the machine frame (1) is provided with a lifting mechanism, the lifting mechanism comprising a rack (2), the rack (2) being fixedly connected to the upper surface of the machine frame (1), the surface of the rack (2) being sleeved with a moving block (21), the inner side of the moving block (21) being movably connected with a rotating rod (22), the surface of the rotating rod (22) being fixedly connected with a gear (23), the surface of the moving block (21) being fixedly mounted with a motor (24), the surface of the moving block (21) being fixedly connected with a connecting frame (25), and the top plate (13) and the tea picking suction cup (15) being fixedly connected.

2. The traditional Chinese medicine picking machine according to claim 1, characterized in that: The rack (2) is fixedly connected with the machine frame (1) in four groups, the moving block (21) moves on the surface of the rack (2), and the rotating rod (22) is connected with the moving block (21) in four groups.

3. The traditional Chinese medicine picking machine according to claim 1, characterized in that: The gear (23) is connected with the rotating rod (22) in four groups, and the end of the rotating rod (22) away from the gear (23) is fixedly connected with the output end of the motor (24).

4. The traditional Chinese medicine picking machine according to claim 1, characterized in that: The surface of the machine frame (1) is provided with a fixing mechanism, the fixing mechanism comprising a support plate (3), the support plate (3) being fixedly connected to the upper surface of the machine frame (1), the inner side of the support plate (3) being threadedly connected with a screw rod (31), the surface of the screw rod (31) being movably connected with a limiting plate (32), and the surface of the limiting plate (32) being fixedly connected with a limiting rod (33).

5. The traditional Chinese medicine picking machine according to claim 4, characterized in that: The support plate (3) is fixedly connected with the machine frame (1) in two groups, the screw rod (31) is connected with the support plate (3) in two groups, and the limiting plate (32) is connected with the screw rod (31) in two groups.

6. The traditional Chinese medicine picking machine according to claim 4, characterized in that: The limiting rod (33) is fixedly connected with the limiting plate (32) in two groups, and the limiting rod (33) moves in the inner side of the support plate (3).