A device for removing the core of cortex of cortex of cortex of cortex of cortex of cortex of cortex

The peony bark core removal equipment, which combines airbag clamping and optical sensors, solves the problem of clamping adaptability for irregularly shaped peony barks, achieving an efficient and non-destructive core removal process, and improving the stability and continuous operation capability of the equipment.

CN224522320UActive Publication Date: 2026-07-21DANJIANGKOU UNIQUE AGRICULTURAL DEVELOPMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
DANJIANGKOU UNIQUE AGRICULTURAL DEVELOPMENT CO LTD
Filing Date
2025-08-28
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

Existing peony bark core removal equipment has poor clamping structure adaptability when dealing with irregularly shaped peony bark, which easily crushes or jams the material, resulting in incomplete processing and affecting the quality of the medicinal material and the continuity of the equipment.

Method used

By employing an airbag clamping structure and optical sensors, the airbag adaptively deforms to wrap around the peony bark. Combined with a stepper motor and hydraulic system, it can automatically position and remove the core from irregularly shaped peony bark, avoiding clamping damage and jamming.

Benefits of technology

It achieves stable clamping and efficient core removal of irregular peony bark, reduces manual intervention, and improves the processing efficiency and continuous operation capability of the equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to traditional chinese medicine processing equipment technical field discloses a cortex moutan core removing equipment, including fixed frame and moving link, the inside of fixed frame is provided with clamping mechanism, the inner wall left side fixed connection of fixed frame has the fixed link, the outer wall of fixed link is provided with the branch removing mechanism, the outer wall of fixed frame is provided with the moving mechanism, the inner wall left side of fixed frame is provided with the core removing mechanism, clamping mechanism includes two fixed plates, the opposite side of two fixed plates is all fixedly connected in the adjacent side of two moving links, and the bottom of two fixed plates all is provided with the accommodation groove, the utility model discloses, and the branch is sent to the bottom of fixed plate, and the clamping block is positioned to the branch through motor drive gear screw, and the gas assembly is inflated to the gasbag, and the gasbag is self -adaptation and is wrapped the branch, ensures the stable clamping of clamping mechanism to the branch, and can adapt irregular branch, improves the clamping precision and medicinal material integrity.
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Description

Technical Field

[0001] This utility model relates to the field of traditional Chinese medicine processing equipment, and in particular to a device for removing the wood core from peony bark. Background Technology

[0002] Peony bark, the dried root bark of the peony plant, is a traditional Chinese medicine used for clearing heat, cooling the blood, and promoting blood circulation. Since the medicinal value of peony is concentrated in the root bark, removing the attached woody core is a crucial processing step to improve the purity and efficacy of the medicine. However, traditional methods of removing the woody core rely on manual peeling, which is not only inefficient but also leads to root bark loss or woody core residue due to variations in manual operation, affecting the stability of the medicine's quality. Therefore, a peony bark woody core removal device has been developed.

[0003] The peony bark core removal equipment is an automated machine specifically designed for processing peony bark, a traditional Chinese medicine. Its core function is to efficiently separate the medicinal root bark from the non-medicinal woody core of peony bark. Through precise mechanical transmission and blade coordination, it can adaptively adjust processing parameters according to the thickness and shape of the peony bark root strips. During rapid transport, it completes the non-destructive peeling of the root bark and woody core, greatly improving processing efficiency and reducing root bark loss or woody core residue caused by differences in manual operation.

[0004] Although the peony bark core removal equipment has achieved standardized processing and effectively ensured the purity and medicinal value of peony bark, the clamping structure has poor adaptability to the shape of peony bark. Due to the irregular shape of peony bark, and the rigid clamping structure of the equipment's feed inlet, small peony bark will be crushed due to excessive clamping force, or the positioning will be offset due to unstable clamping, resulting in incomplete core removal. Large or curved peony bark will get stuck in the feed inlet, requiring frequent manual adjustments and affecting continuity. The existing solution is to set up an arc-shaped clamping mechanism and a blade holder to stabilize the peony root. The arc-shaped clamping mechanism inside the open circular placement seat keeps the peony root stable during core removal. Combined with the blade holder on the spread-out blade, the peony root is cut more completely, making core removal easier. However, the arc-shaped clamping mechanism has limited adaptability to peony bark with overly irregular shapes. For materials with a large degree of curvature, there are still cases of insecure clamping or difficulty in insertion. Utility Model Content

[0005] To overcome the above shortcomings, this utility model provides a device for removing the core from peony bark, which aims to improve the limited adaptability of the existing arc-shaped clamping mechanism to peony bark with overly irregular shapes.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: a device for removing the core from peony bark, comprising a fixed frame and a movable rod, wherein a clamping mechanism is provided inside the fixed frame, a fixed rod is fixedly connected to the left side of the inner wall of the fixed frame, a branch-removing mechanism is provided on the outer wall of the fixed rod, a movable mechanism is provided on the outer wall of the fixed frame, and a core-removing mechanism is provided on the left side of the inner wall of the fixed frame.

[0007] The clamping mechanism includes two fixed plates, with the opposite sides of the two fixed plates fixedly connected to adjacent sides of two moving rods. Each of the two fixed plates has a mounting groove at its bottom, and a bidirectional lead screw is rotatably connected to the inner wall of each mounting groove. Clamping blocks are slidably connected to the front and rear sides of the inner walls of the two mounting grooves. Airbags are fixedly connected to adjacent sides of multiple clamping blocks, and multiple pressure sensors are fixedly connected to adjacent sides of multiple airbags. A rapid inflation valve is fixedly connected to the opposite sides of multiple airbags, and a pressure regulating valve is fixedly connected to the opposite sides of multiple airbags. A power assembly and an air supply assembly are provided on the inner wall of the fixed frame.

[0008] As a further description of the above technical solution:

[0009] The branch removal mechanism includes a stepper motor, the bottom of which is fixedly connected to the top of a fixed rod. A linkage gear is fixedly connected to the output end of the stepper motor. A slide bar is slidably connected to the bottom of the fixed rod. A rack is fixedly connected to the top right side of the slide bar. Multiple sweeping arms are fixedly connected to the bottom of the slide bar. An optical sensor is fixedly connected to the bottom of the slide bar. A guide assembly is provided on the inner wall of the fixed frame.

[0010] As a further description of the above technical solution:

[0011] The moving mechanism includes two hydraulic cylinders, the bottoms of which are fixedly connected to the front and rear sides of the top of the fixed frame. Oil tanks are fixedly connected to the front and rear sides of the fixed frame, and hydraulic pumps are fixedly connected to the top of the two oil tanks.

[0012] As a further description of the above technical solution:

[0013] The core removal mechanism includes a rotating motor, the front side of which is fixedly connected to the rear side of the fixed frame, and two pressure rollers are rotatably connected to the left side of the inner wall of the fixed frame.

[0014] As a further description of the above technical solution:

[0015] The power assembly includes two micro motors, the bottom of which is fixedly connected to the top of two fixed plates. The output ends of the two micro motors are fixedly connected to fixed gears, and the outer walls of the two bidirectional lead screws are fixedly connected to rotating gears.

[0016] As a further description of the above technical solution:

[0017] The gas delivery assembly includes two gas tanks, the bottom of which are fixedly connected to the top of two movable rods. Each of the two movable rods is fixedly connected to a gas pump, and each of the two gas pumps is connected to a gas delivery pipe at its top.

[0018] As a further description of the above technical solution:

[0019] The guide assembly includes two sliding columns, the outer walls of which are fixedly connected to the left side of the inner wall of the fixing frame, and the outer wall of the fixing rod has two sliding grooves.

[0020] As a further description of the above technical solution:

[0021] A monitor is fixedly connected to the top of the inner wall of the fixed frame, and a buzzer is fixedly connected to the top of the fixed frame.

[0022] This utility model has the following beneficial effects:

[0023] 1. In this utility model, by sending the branch to the bottom of the fixed plate, starting the motor to drive the gear and lead screw transmission, the clamping blocks slide towards each other to complete the initial positioning of the branch. Then, the air supply component inflates the airbag, so that the airbag adaptively deforms and wraps the branch. The clamping force is adjusted by inflating and deflating the airbag, which not only ensures the stability of the branch, but also makes the clamping device adapt to the irregular shape of the branch, improves the clamping accuracy and the integrity of the medicinal material, and reduces manual intervention.

[0024] 2. In this utility model, when the optical sensor detects that the branches are stuck together, the stepper motor is started. Through the meshing connection of the gear and rack, the slide bar moves back and forth. The sliding connection between the sliding column and the sliding groove can restrict the movement of the slide bar and prevent deviation. In turn, the sweeping arm sweeps off the branches, realizing the automated removal of the stuck branches, avoiding equipment jamming, and improving the efficiency and cleanliness of continuous operation of the equipment. Attached Figure Description

[0025] Figure 1 This is a perspective view of a device for removing the wood core from peony bark according to the present invention;

[0026] Figure 2 This is a front view of a device for removing the wood core from peony bark according to this utility model;

[0027] Figure 3This is a cross-sectional view of the fixing frame of a peony bark core removal device proposed in this utility model;

[0028] Figure 4 This is a schematic diagram of the air pump structure of the peony bark core removal device proposed in this utility model;

[0029] Figure 5 This is a cross-sectional view of the fixing plate of a peony bark core removal device proposed in this utility model;

[0030] Figure 6 This is a schematic diagram of the horizontal sweeping arm of a peony bark core removal device proposed in this utility model.

[0031] Legend:

[0032] 1. Fixed frame; 2. Moving rod; 3. Clamping mechanism; 301. Fixed plate; 302. Mounting slot; 303. Two-way lead screw; 304. Clamping block; 305. Airbag; 306. Pressure sensor; 307. Quick inflation valve; 308. Pressure regulating valve; 309. Power assembly; 3091. Micro motor; 3092. Fixed gear; 3093. Rotating gear; 310. Air delivery assembly; 3101. Air tank; 3102. Air pump; 3103. 4. Gas pipe; 5. Fixed rod; 6. Defoliation mechanism; 7. Stepper motor; 8. Linkage gear; 9. Sliding bar; 10. Rack; 11. Sweep arm; 12. Optical sensor; 13. Guide assembly; 14. Sliding column; 15. Slide groove; 16. Moving mechanism; 17. Hydraulic cylinder; 18. Oil tank; 19. Hydraulic pump; 20. Core removal mechanism; 21. Rotary motor; 22. Pressure roller; 33. Monitor; 44. Buzzer. Detailed Implementation

[0033] 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.

[0034] Reference Figure 3 , Figure 4 and Figure 5The present invention provides an embodiment of a peony bark core removal device, comprising a fixed frame 1 and a movable rod 2. The fixed frame 1 is provided with a clamping mechanism 3, which is used to clamp and position peony branches. A fixed rod 4 is fixedly connected to the left side of the inner wall of the fixed frame 1, which is used to support a branch removal mechanism 5. The outer wall of the fixed rod 4 is provided with a branch removal mechanism 5, which is used to separate the peeled branches from the core removal mechanism 7. A movable mechanism 6 is provided on the outer wall of the fixed frame 1, which causes the clamping mechanism 3 to move left and right. The core removal mechanism 7 is provided on the left side of the inner wall of the fixed frame 1, which is used to quickly peel the branches.

[0035] The clamping mechanism 3 includes two fixed plates 301, which provide space for the clamping blocks 304. The opposite sides of the two fixed plates 301 are fixedly connected to adjacent sides of two moving rods 2. Each fixed plate 301 has a mounting groove 302 at its bottom, which accommodates a bidirectional lead screw 303. The inner walls of both mounting grooves 302 are rotatably connected to the bidirectional lead screw 303, allowing the clamping blocks 304 to move towards each other. The front and rear sides of the inner walls of both mounting grooves 302 are slidably connected to the clamping blocks 304, providing clamping force. Airbags 305 are fixedly connected to adjacent sides of the clamping blocks 304. The airbags 305 can adapt to branches of different shapes during clamping and can... To reduce clamping stress and avoid damaging branches, multiple pressure sensors 306 are fixedly connected to adjacent sides of multiple airbags 305. The pressure sensors 306 are used to detect the clamping force. A quick inflation valve 307 is fixedly connected to the opposite side of multiple airbags 305. The quick inflation valve 307 is used to quickly supply air to the airbags 305. A pressure regulating valve 308 is fixedly connected to the opposite side of multiple airbags 305. The pressure regulating valve 308 is used to quickly regulate the pressure inside the airbags 305, thereby controlling the deflation. A power assembly 309 is provided on the inner wall of the fixing frame 1. The power assembly 309 provides power for the movement of the clamping block 304. An air supply assembly 310 is provided on the inner wall of the fixing frame 1. The air supply assembly 310 supplies air to the airbags 305.

[0036] The power assembly 309 includes two micro motors 3091, which serve as power sources. The bottoms of the two micro motors 3091 are fixedly connected to the tops of the two fixed plates 301. The output ends of the two micro motors 3091 are fixedly connected to fixed gears 3092. The outer walls of the two bidirectional lead screws 303 are fixedly connected to rotating gears 3093. The fixed gears 3092 and rotating gears 3093 mesh with each other to transmit power. The gas delivery assembly 310 includes two gas tanks 3101, which store compressed gas. The bottoms of the two gas tanks 3101 are fixedly connected to the tops of the two moving rods 2. The tops of the two moving rods 2 are fixedly connected to air pumps 3102, which are used to extract gas. The tops of the two air pumps 3102 are connected to gas delivery pipes 3103, through which compressed gas is delivered to the airbag 305.

[0037] Specifically, after the device is started, the peony branch is placed on the conveying mechanism inside the device, so that the branch is transported to the bottom position of the two fixed plates 301. The micro motor 3091 causes the fixed gear 3092 and the rotating gear 3093 to mesh and drive the bidirectional lead screw 303 in the placement groove 302 to rotate. Due to the influence of the threaded connection of the lead screw, the clamping blocks 304 on the front and rear sides slide towards each other along the inner wall of the placement groove 302, gradually approaching the branch until initial contact. At the same time, the air pump 3102 draws compressed gas from the air tank 3101 and delivers it to the fast gas delivery system through the air pipe 3103. The rapid inflation valve 307 inflates the air bladder 305 inside the clamping block 304. During the expansion of the air bladder 305, it adapts to the bending and thickness differences of the branch surface to form a close-fitting and wrapped state. At this time, the pressure sensor 306 on the surface of the air bladder 305 monitors the contact pressure in real time. When the pressure exceeds the preset threshold, the pressure regulating valve 308 automatically opens to release air and reduce the pressure inside the air bladder 305. When the pressure is insufficient, the rapid inflation valve 307 supplements the pressure until the appropriate clamping force is reached, and finally the stable and non-destructive positioning of peony branches of different shapes is achieved.

[0038] Reference Figure 3 and Figure 6The de-branching mechanism 5 includes a stepper motor 501, which serves as the power source for the back-and-forth movement of the slide bar 503. The bottom of the stepper motor 501 is fixedly connected to the top of the fixed rod 4. A linkage gear 502 is fixedly connected to the output end of the stepper motor 501. The slide bar 503 is slidably connected to the bottom of the fixed rod 4. A rack 504 is fixedly connected to the top right side of the slide bar 503. The linkage gear 502 meshes with the rack 504 to transmit power. Multiple sweeping arms 505 are fixedly connected to the bottom of the slide bar 503. The multiple sweeping arms 505 are used to remove the adhered branches. The branches on the de-coring mechanism 7 are swept off. An optical sensor 506 is fixedly connected to the bottom of the slide bar 503. The optical sensor 506 is used to sense the branches adhering to the de-coring mechanism 7. A guide assembly 507 is provided on the inner wall of the fixing frame 1. The guide assembly 507 provides guidance for the back-and-forth movement of the slide bar 503. The guide assembly 507 includes two sliding columns 5071. The outer walls of the two sliding columns 5071 are fixedly connected to the left side of the inner wall of the fixing frame 1. Two sliding grooves 5072 are opened on the outer wall of the fixing rod 4. The sliding columns 5071 are slidably connected to the sliding grooves 5072.

[0039] Specifically, after the de-pigging mechanism 7 completes the de-pigging of the peony branches, and when the optical sensor 506 detects branches adhering to the surface of the de-pigging mechanism 7, the stepper motor 501 is energized and operates. The output of the motor drives the linkage gear 502 to rotate. Because the linkage gear 502 meshes with the rack 504 at the top of the slide bar 503, the rotational motion is converted into the linear forward and backward movement of the slide bar 503. At the same time, the slide bar 503 slides along the bottom of the fixed rod 4, while the sliding column 5071 slides synchronously within the sliding groove 5072, ensuring... The sliding bar 503 moves along a stable trajectory without deviation. Multiple sweeping arms 505 at the bottom of the sliding bar 503 move synchronously with the sliding bar 503. The ends of the sweeping arms 505 sweep across the left side of the core mechanism 7, forcibly sweeping off the attached branches. The optical sensor 506 monitors the cleaning effect in real time. If there are still residues, the stepper motor 501 drives the sliding bar 503 to move again, and the sweeping arms 505 perform a second cleaning until there are no branches left, completing the branch removal work. No manual cleaning is required throughout the process, improving the continuity of the equipment.

[0040] Reference Figure 1 , Figure 2 and Figure 3The moving mechanism 6 includes two hydraulic cylinders 601, which move the clamping mechanism 3 left and right. The bottom of the two hydraulic cylinders 601 is fixedly connected to the front and rear sides of the top of the fixed frame 1. The front and rear sides of the fixed frame 1 are fixedly connected to oil tanks 602, which store hydraulic oil. The top of the two oil tanks 602 is fixedly connected to a hydraulic pump 603, which draws and delivers hydraulic oil. The de-coring mechanism 7 includes a rotating motor 701, which provides power for the rotation of the pressure rollers 702. The front side of the rotating motor 701 is fixedly connected to the rear side of the fixed frame 1. Two pressure rollers 702 are rotatably connected to the left side of the inner wall of the fixed frame 1. The two pressure rollers 702 are used to peel the bark from the branches. The top of the inner wall of the fixed frame 1 is fixedly connected to a monitor 8, which monitors the status inside the device. The top of the fixed frame 1 is fixedly connected to a buzzer 9, which sounds an alarm when a special situation is detected.

[0041] Specifically, after the clamping mechanism 3 completes the branch positioning, the hydraulic pump 603 is started to draw hydraulic oil from the oil tank 602 and deliver it to the two hydraulic cylinders 601. This causes the piston rods of the hydraulic cylinders 601 to extend and retract, driving the moving rod 2 and the clamping mechanism 3 to move left and right along the fixed frame 1, precisely approaching the core removal mechanism 7 to perform the core removal work. During this process, the rotating motor 701 drives the two pressure rollers 702 to rotate in opposite directions, while the clamping mechanism 3 pushes the branch into the space between the pressure rollers 702. The core is peeled off by the pressure and friction of the roller surfaces, completing the core removal. Throughout the process, the monitor 8 on the top of the fixed frame 1 monitors the equipment's operating status in real time. If the monitor detects any special conditions such as clamping deviation, abnormal pressure, or component failure, it triggers the top buzzer 9 to sound an alarm and simultaneously suspends the equipment operation. After the core removal is completed, the hydraulic cylinder 601 drives the clamping mechanism 3 to reset, waiting for the next batch of branches to be delivered, thus realizing a continuous processing process and ensuring the safety and stability of the device operation.

[0042] Working principle: After the branch is conveyed to the bottom of the fixing plate 301 by the conveying mechanism, the micro motor 3091 is started and drives the bidirectional lead screw 303 to rotate through the meshing transmission of gears. Utilizing the reverse rotation characteristic of the lead screw thread, the front and rear clamping blocks 304 are driven to slide towards each other along the placement groove 302, completing the initial mechanical positioning of the branch and ensuring that the branch is in the clamping center area. At the same time, the air supply component 310 draws compressed gas from the air tank 3101 through the air pump 3102, and delivers it through the air supply pipe 3103 and the quick inflation valve. 307 inflates the airbag 305 inside the clamping block 304. When the airbag 305 expands, it adapts to the bending and thickness difference of the branch, forming a fully enclosed contact to avoid local pressure damage caused by rigid clamping. The pressure sensor 306 on the surface of the airbag 305 collects the pressure at the time of contact in real time. When the pressure value is too high, the pressure regulating valve 308 automatically releases air to reduce the pressure. When the pressure is insufficient, the quick inflation valve 307 replenishes the pressure, ultimately stabilizing the clamping force within the appropriate range, and achieving accurate and non-destructive positioning of irregular branches.

[0043] Furthermore, the surface condition of the de-coring mechanism 7 is monitored in real time by the optical sensor 506. When residual branches are detected, the stepper motor 501 is activated to drive the linkage gear 502 to rotate. Through the meshing connection between the gear and the top rack 504 of the slide bar 503, the rotational motion is converted into the linear forward and backward movement of the slide bar 503, providing power for cleaning. At the same time, the guide component 507 ensures the stability of the movement. The sliding post 5071 is embedded in the sliding groove 5072 and slides synchronously with the slide bar 503, limiting the deviation of the slide bar 503. The sweeping arm 505 at the bottom of the slider 503 moves with the slider 503, and its end sweeps across the surface of the stripping mechanism 7, forcibly sweeping off the stuck branches through mechanical contact. The optical sensor 506 provides real-time feedback on the cleaning effect, and when there are still branches left, the stepper motor 501 drives the slider 503 to move in the opposite direction to achieve secondary cleaning, until there are no stuck branches left and the device is reset. The entire process does not require manual intervention, which improves the efficiency of continuous operation of the equipment.

[0044] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A device for removing the core from peony bark, comprising a fixed frame (1) and a movable rod (2), characterized in that: The fixing frame (1) is provided with a clamping mechanism (3) inside, a fixing rod (4) is fixedly connected to the left side of the inner wall of the fixing frame (1), a branch removal mechanism (5) is provided on the outer wall of the fixing rod (4), a moving mechanism (6) is provided on the outer wall of the fixing frame (1), and a core removal mechanism (7) is provided on the left side of the inner wall of the fixing frame (1). The clamping mechanism (3) includes two fixed plates (301). The opposite sides of the two fixed plates (301) are fixedly connected to the adjacent sides of the two moving rods (2). The bottom of each of the two fixed plates (301) is provided with a mounting groove (302). The inner walls of each of the two mounting grooves (302) are rotatably connected with a bidirectional lead screw (303). The front and rear sides of the inner walls of each of the two mounting grooves (302) are slidably connected with clamping blocks (304). The adjacent clamping blocks (304) are... Each of the multiple airbags (305) is fixedly connected to one side, and multiple pressure sensors (306) are fixedly connected to adjacent sides of the multiple airbags (305). Each of the multiple airbags (305) is fixedly connected to a fast inflation valve (307) on the opposite side of the multiple airbags (305). Each of the multiple airbags (305) is fixedly connected to a pressure regulating valve (308) on the opposite side of the multiple airbags (305). A power assembly (309) is provided on the inner wall of the fixed frame (1), and an air delivery assembly (310) is provided on the inner wall of the fixed frame (1).

2. The peony bark core removal device according to claim 1, characterized in that: The pruning mechanism (5) includes a stepper motor (501), the bottom of which is fixedly connected to the top of the fixed rod (4). The output end of the stepper motor (501) is fixedly connected to a linkage gear (502). The bottom of the fixed rod (4) is slidably connected to a slide bar (503). The top right side of the slide bar (503) is fixedly connected to a rack (504). The bottom of the slide bar (503) is fixedly connected to multiple sweeping arms (505). The bottom of the slide bar (503) is fixedly connected to an optical sensor (506). The inner wall of the fixed frame (1) is provided with a guide assembly (507).

3. The peony bark core removal device according to claim 1, characterized in that: The moving mechanism (6) includes two hydraulic cylinders (601), the bottoms of which are fixedly connected to the front and rear sides of the top of the fixed frame (1). Oil tanks (602) are fixedly connected to the front and rear sides of the fixed frame (1), and hydraulic pumps (603) are fixedly connected to the top of the two oil tanks (602).

4. The peony bark core removal device according to claim 1, characterized in that: The core removal mechanism (7) includes a rotating motor (701), the front side of which is fixedly connected to the rear side of the fixed frame (1), and two pressure rollers (702) are rotatably connected to the left side of the inner wall of the fixed frame (1).

5. The peony bark core removal device according to claim 1, characterized in that: The power assembly (309) includes two micro motors (3091), the bottoms of which are fixedly connected to the tops of two fixed plates (301), the output ends of which are fixedly connected to fixed gears (3092), and the outer walls of the two bidirectional lead screws (303) are fixedly connected to rotating gears (3093).

6. The peony bark core removal device according to claim 1, characterized in that: The gas delivery assembly (310) includes two gas tanks (3101), the bottom ends of which are fixedly connected to the tops of two moving rods (2), and the tops of the two moving rods (2) are fixedly connected to air pumps (3102), and the tops of the two air pumps (3102) are connected to gas delivery pipes (3103).

7. The peony bark core removal device according to claim 2, characterized in that: The guide assembly (507) includes two sliding columns (5071), the outer walls of the two sliding columns (5071) are fixedly connected to the left side of the inner wall of the fixing frame (1), and the outer wall of the fixing rod (4) has two sliding grooves (5072).

8. The peony bark core removal device according to claim 1, characterized in that: A monitor (8) is fixedly connected to the top of the inner wall of the fixed frame (1), and a buzzer (9) is fixedly connected to the top of the fixed frame (1).