Annular plate feeding and assembling device

By designing a circular plate loading and assembly device, the automated gluing and assembly of pyrotechnic products was realized, solving the safety hazards and precision problems caused by manual operation, and improving the assembly quality and safety.

CN223649817UActive Publication Date: 2025-12-09NORTHERN ENG DESIGN & RES INST CO LTD
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Patent Information

Application Number
CN202423296785.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2025-12-09
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

In the existing technology, the assembly process of pyrotechnic products relies on manual operation, which poses safety hazards, makes it difficult to guarantee assembly accuracy, and makes it difficult to ensure the safety of operators.

Method used

A circular plate loading and assembly device was designed, including a frame, a linear drive, a circular plate feeding assembly, and a drug cartridge holder. The linear drive drives the dispensing assembly and lifting suction cup to achieve automated gluing and installation of the circular plate, and the synergistic effect of the linear drive enables precise assembly of the circular plate.

Benefits of technology

It improves the safety and efficiency of pyrotechnic assembly, reduces the labor intensity of operators, ensures assembly quality and precision, and reduces the probability of accidents.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides an annular plate feeding assembly device which comprises a machine frame, a first linear driving part, a second linear driving part, an annular plate feeding assembly and a grain base, the first linear driving part is arranged on the machine frame in the front-back direction, and the second linear driving part is connected to the driving end of the first linear driving part in the left-right direction. The grain base and the circular plate feeding assembly are located on the front side and the rear side of the second linear driving part correspondingly, the front side of the second linear driving part is slidably connected with the dispensing assembly, and the rear side of the second linear driving part is slidably connected with a lifting suction cup. According to the annular plate feeding and assembling device, the dispensing device is used for conducting dispensing operation on the top face of the explosive column, the annular plate feeding assembly conveys the annular plate to the position below the lifting suction cup, the lifting suction cup adsorbs the annular plate, and the annular plate and the second linear driving piece synchronously translate to the position above the explosive column under driving of the first linear driving piece; by means of the structure, the safety of the feeding and gluing process of the circular ring plate is improved, and the assembling quality of the circular ring plate is guaranteed.
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Description

Technical Field

[0001] This utility model belongs to the field of circular plate and drug cartridge assembly technology, and more specifically, it relates to a circular plate loading and assembly device. Background Technology

[0002] Currently, in the manufacture of pyrotechnics, there is an increasing demand for automated assembly to improve operational safety. In existing technologies, the assembly of pyrotechnics is mostly done manually, making it difficult to guarantee the safety of the operators.

[0003] When assembling the ring plate, the propellant is exposed. The operator needs to manually complete the process of spraying the propellant adhesive, loading the ring plate, and transferring the finished product. The assembly accuracy is difficult to guarantee, which seriously affects the assembly quality. More importantly, the above operation also has the problem of insufficient safe distance between the operator and the pyrotechnics. At the same time, the operator may make mistakes due to fatigue and other reasons. Therefore, the above method has significant safety hazards and poses a great threat to the life safety of the operator and the production site. Utility Model Content

[0004] The purpose of this invention is to provide a circular plate loading and assembly device that can effectively improve the efficiency of gluing and assembling pyrotechnic products and ensure operational safety.

[0005] To achieve the above objectives, the technical solution adopted by this utility model is as follows: a circular plate loading and assembly device is provided, including a frame, a first linear drive, a second linear drive, a circular plate feeding assembly, and a pill holder. The first linear drive is disposed on the frame in the front-to-back direction, and the second linear drive is connected to the driving end of the first linear drive in the left-to-right direction. The pill holder and the circular plate feeding assembly are respectively located on the front and rear sides of the second linear drive. A dispensing assembly that can move up and down to dispense adhesive onto the top surface of the pill holder is slidably connected to the front side of the second linear drive, and a lifting suction cup that can move up and down to adsorb the circular plate is slidably connected to the rear side of the second linear drive. Under the drive of the first and second linear drive, the lifting suction cup can transfer the circular plate to above the pill holder.

[0006] In one possible implementation, the annular plate feeding assembly includes a translation drive, a feeding slide, and a limiting support. The translation drive is connected to the frame in the front-to-back direction. The feeding slide is connected above the drive end of the translation drive. The limiting support is mounted above the translation drive and the feeding slide and is used to accommodate the annular plate. The limiting support has a drop hole that extends vertically to allow the annular plate to fall. The top surface of the feeding slide has a receiving cavity that corresponds vertically to the drop hole to receive the annular plate. The feeding slide can move forward under the action of the translation drive to block the drop hole and move the annular plate closer to the drug cartridge.

[0007] In some embodiments, the limiting support includes a base, side columns, and a top plate. The base is connected to the top of the frame and has a lower cavity that extends through the front and back to allow the feeding slide to move back and forth. The material drop hole is provided through the top wall of the base. The side columns are provided with several spaced along the circumference of the material drop hole to limit the horizontal position of the ring plate. The top plate is connected to the top of the side columns.

[0008] In one possible implementation, three side columns are provided and spaced circumferentially along the material drop hole.

[0009] In some embodiments, one of the side columns is provided with a limiting strip extending in the vertical direction, which is used to engage with the radial groove of the annular plate to limit the circumferential position of the annular plate.

[0010] In one possible implementation, the lifting suction cup includes a first telescopic drive member and a vacuum suction cup. The first telescopic drive member is fixedly connected to the rear side of the second linear drive member and extends downward. The vacuum suction cup is connected to the telescopic end of the second linear drive member and is used to adsorb the annular plate on the annular plate feeding assembly.

[0011] In some embodiments, the dispensing assembly includes a second telescopic drive and a dispensing device. The second telescopic drive is connected to the drive end of the second linear drive and extends downward. The second telescopic drive is located on the front side of the second linear drive. The dispensing device is connected to the telescopic end of the second telescopic drive and is used to dispense adhesive onto the top surface of the drug cartridge.

[0012] In some embodiments, the first telescopic drive member and the second telescopic drive member are guide rod cylinders.

[0013] In one possible implementation, the drug cartridge holder includes a base plate and a limiting ring. The base plate is connected to the frame, and the main shaft of the limiting ring extends in the vertical direction to limit the outer peripheral wall of the drug cartridge.

[0014] In one possible implementation, both the first linear drive and the second linear drive are linear modules, and the first linear drive and the second linear drive are respectively connected to an explosion-proof servo motor.

[0015] Compared with the prior art, the circular plate loading and assembly device provided in this application embodiment utilizes the dispensing device on the second linear drive component to perform a dispensing operation on the top surface of the medicine column. The circular plate feeding component delivers the circular plate to the area below the lifting suction cup. The lifting suction cup adsorbs the circular plate and, driven by the first linear drive component, moves synchronously with the second linear drive component to the top of the medicine column, thereby realizing the installation of the circular plate onto the top of the medicine column. The above structure improves the safety of the circular plate loading and dispensing process, reduces the labor intensity of operators, and ensures the assembly quality of the circular plate. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 A schematic diagram of the ring plate loading and assembly device in use according to an embodiment of this utility model;

[0018] Figure 2 This is an embodiment of the present utility model. Figure 1 A partially enlarged structural diagram of section I;

[0019] Figure 3 This is an embodiment of the present utility model. Figure 1 A partially enlarged structural schematic diagram of the loading and assembly device for the middle circular ring plate;

[0020] Figure 4 This is an embodiment of the present utility model. Figure 1 Enlarged structural diagram of the feeding assembly of the middle circular plate.

[0021] The following are the labeling elements in the figure:

[0022] 1. Frame; 2. First linear drive; 3. Second linear drive; 4. Circular plate feeding assembly; 41. Translation drive; 42. Feeding slide; 43. Limiting support; 44. Drop hole; 45. Receiving cavity; 451. Limiting boss; 46. Base; 461. Lower cavity; 462. Mating block; 47. Side column; 471. Limiting strip; 48. Top plate; 5. Drug cartridge holder; 51. Base plate; 52. Limiting ring; 6. Dispensing assembly; 61. Second telescopic drive; 62. Dispenser; 7. Lifting suction cup; 71. First telescopic drive; 72. Vacuum suction cup; 8. Explosion-proof servo motor; 91. Circular plate; 92. Drug cartridge; 93. Radial groove. Detailed Implementation

[0023] To make the technical problems, technical solutions, and beneficial effects of this utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present utility model and are not intended to limit the present utility model.

[0024] It should be noted that when an element is referred to as being "set on" another element, it can be directly on the other element or indirectly on the other element. It should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," and "outer," etc., indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, "a number" means two or more, unless otherwise explicitly specified.

[0025] Please refer to the following: Figures 1 to 4 The circular plate loading and assembly device provided by this utility model will now be described. The circular plate loading and assembly device includes a frame 1, a first linear drive 2, a second linear drive 3, a circular plate feeding assembly 4, and a pill holder 5. The first linear drive 2 is disposed on the frame 1 in the front-to-back direction, and the second linear drive 3 is connected to the driving end of the first linear drive 2 in the left-to-right direction. The pill holder 5 and the circular plate feeding assembly 4 are respectively located on the front and rear sides of the second linear drive 3. A dispensing assembly 6 that can move up and down to dispense adhesive onto the top surface of the pill holder 5 is slidably connected to the front side of the second linear drive 3, and a lifting suction cup 7 that can move up and down to adsorb the circular plate 91 is slidably connected to the rear side of the second linear drive 3. Under the drive of the first linear drive 2 and the second linear drive 3, the lifting suction cup 7 can transfer the circular plate 91 to above the pill holder 5.

[0026] Compared with the prior art, the ring plate loading and assembly device provided in this embodiment uses the dispensing device on the second linear drive 3 to perform a dispensing operation on the top surface of the medicine column 92. The ring plate feeding assembly 4 sends the ring plate 91 to the bottom of the lifting suction cup 7. The lifting suction cup 7 adsorbs the ring plate 91 and moves synchronously with the second linear drive 3 to the top of the medicine column 92 under the drive of the first linear drive 2, realizing the installation of the ring plate 91 on the top of the medicine column 92. The above structure improves the safety of the ring plate 91 loading and dispensing process, reduces the labor intensity of operators, and ensures the assembly quality of the ring plate 91.

[0027] In this embodiment, the dispensing assembly 6 is moved horizontally above the medicine column 92 by the combined action of the first linear drive 2 and the second linear drive 3. The dispensing assembly 6 can move up and down to dispense glue to the top surface of the medicine column 92. After dispensing at one position, the first linear drive 2 and the second linear drive 3 drive the dispensing assembly 6 to change position to dispense glue at the second position, until glue is dispensed at all dispensing positions.

[0028] Subsequently, the annular plate feeding assembly 4 feeds the annular plate 91 to the lifting suction cup 7. The lifting suction cup 7 picks up the annular plate 91 and moves it above the drug column 92 under the drive of the first linear drive 2 and the second linear drive 3. The annular plate 91 is then installed on the top of the drug column 92 by the lifting suction cup 7. This method helps to ensure assembly accuracy, effectively improves the safety of the annular plate 91 assembly process, and reduces the probability of accidents.

[0029] Please refer to one possible implementation as well. Figures 1 to 4 The annular plate feeding assembly 4 includes a translation drive 41, a feeding slide 42, and a limiting support 43. The translation drive 41 is connected to the frame 1 in the front-back direction. The feeding slide 42 is connected above the drive end of the translation drive 41. The limiting support 43 is mounted above the translation drive 41 and the feeding slide 42 and is used to accommodate the annular plate 91. The limiting support 43 is provided with a drop hole 44 that passes through vertically to allow the annular plate 91 to fall. The top surface of the feeding slide 42 is provided with a receiving cavity 45 that corresponds vertically to the drop hole 44 to receive the annular plate 91. The feeding slide 42 can move forward under the action of the translation drive 41 to block the drop hole 44 and drive the annular plate 91 closer to the drug column 92.

[0030] In this embodiment, the circular plate 91 feeding assembly is used to feed the circular plates 91 one by one to the lifting suction cup 7. The feeding slide 42 receives a single circular plate 91 falling from the dropping hole 44 through the receiving cavity 45 on its top surface, and then can move forward to the area below the lifting suction cup 7 under the drive of the translation drive member 41.

[0031] Specifically, in order to achieve the sequential dropping of the annular plates 91, the distance between the inner top surface of the limiting seat and the top surface of the feeding slide 42 is less than the thickness of a single annular plate 91. When the receiving cavity 45 of the feeding slide 42 moves below the dropping hole 44, the annular plate 91 can fall into the receiving cavity 45 and escape the restraint of the peripheral wall of the dropping hole 44. Then, the feeding slide 42 drives the annular plate 91 forward to the lower part of the lifting suction cup 7. The top surface of the feeding slide 42 located on the rear side of the receiving cavity 45 can block the lower opening of the dropping hole 44 to prevent the annular plate 91 from falling. The above structure can use the receiving cavity 45 to feed the annular plates 91 one by one to the position of the lifting suction cup 7 to meet the subsequent installation requirements of the annular plates 91.

[0032] In some embodiments, please refer to the following: Figures 1 to 4 The limiting support 43 includes a base 46, side columns 47 and a top plate 48. The base 46 is connected to the top of the frame 1 and has a lower cavity 461 that runs through the front and back to allow the feeding slide 42 to move back and forth. The material drop hole 44 is provided through the top wall of the base 46. The side columns 47 are provided with several spaced along the circumference of the material drop hole 44 to limit the horizontal position of the ring plate 91. The top plate 48 is connected to the top of the side columns 47.

[0033] In this embodiment, multiple annular plates 91 can be stacked between the top plate 48 and the base 46. The side column 47 is located at the outer edge of the material drop hole 44, which can limit the outer edge of the annular plate 91, prevent the annular plate 91 from shifting horizontally, ensure effective correspondence between the annular plate 91 and the accommodating cavity 45 in the subsequent vertical position, improve the accuracy of material drop, and meet the requirements of subsequent installation accuracy.

[0034] Specifically, three side columns 47 are provided and spaced circumferentially along the material drop hole 44. The three side columns 47 can satisfy the limiting function of the outer peripheral edge of the annular plate 91. The arrangement of the three side columns 47 allows for a relatively large distance between adjacent side columns 47, which facilitates the stacking of multiple annular plates 91 above the base 46. In addition, the top plate 48 can be made detachable, which also facilitates the stacking of multiple annular plates 91.

[0035] In some embodiments, please refer to the following: Figures 1 to 4 One of the side pillars 47 is provided with a limiting strip 471 extending in the vertical direction. The limiting strip 471 is used to engage with the radial groove 93 of the annular plate 91 to limit the circumferential position of the annular plate 91. The annular plate 91 is provided with a radially penetrating radial groove 93. When the annular plates 91 are stacked on top of the base 46, the limiting strip 471 can cooperate with the radial groove 93 of the annular plate 91 to effectively limit the circumferential position of the annular plate 91 and ensure the consistency of the circumferential position of multiple annular plates 91.

[0036] Specifically, the inner peripheral wall of the accommodating cavity 45 is provided with a limiting boss 451 protruding towards the axis. The limiting boss 451 has the same horizontal projection as the limiting strip 471, which can limit the circumferential position of the ring plate 91 that falls into the accommodating cavity 45, and prevent the ring plate 91 from shifting position during the translation process of following the feeding slide 42.

[0037] Furthermore, the inner peripheral wall of the discharge hole 44 is provided with a mating block 462 protruding towards the axial side. The mating block 462 has the same horizontal projection as the limiting strip 471, which can limit the circumferential position of the annular plate 91 during the falling process, ensuring that the radial groove 93 of the annular plate 91 is effectively aligned with the limiting boss 451 in the accommodating cavity 45.

[0038] Please refer to one possible implementation as well. Figures 1 to 4 The lifting suction cup 7 includes a first telescopic drive component 71 and a vacuum suction cup 72. The first telescopic drive component 71 is fixedly connected to the rear side of the second linear drive component 3 and extends downward. The vacuum suction cup 72 is connected to the telescopic end of the second linear drive component 3 and is used to adsorb the annular plate 91 on the annular plate feeding assembly 4.

[0039] In this embodiment, the lifting suction cup 7 uses a first telescopic drive member 71 to drive the vacuum suction cup 72 to move up and down. When it is necessary to adsorb the annular plate 91, the first telescopic drive member 71 extends outward and drives the vacuum suction cup 72 to move downward. After the vacuum suction cup 72 adsorbs the annular plate 91, the first telescopic drive member 71 retracts and drives the annular plate 91 to move upward, achieving effective adsorption of the annular plate 91. This facilitates the transfer of the annular plate 91 to the top of the drug cartridge 92, realizing the assembly of the structure. Multiple vacuum suction cups 72 can be arranged at intervals along the circumference, realizing synchronous adsorption of different positions of the annular plate 91 in the circumference, and meeting the need for position transfer of the annular plate 91.

[0040] In some embodiments, please refer to the following: Figures 1 to 4 The dispensing assembly 6 includes a second telescopic drive member 61 and a dispensing device 62. The second telescopic drive member 61 is connected to the driving end of the second linear drive member 3 and extends downwards. The second telescopic drive member 61 is located in front of the second linear drive member 3. The dispensing device 62 is connected to the telescopic end of the second telescopic drive member 61 and is used to dispense adhesive onto the top surface of the medicine column 92. Similarly, the dispensing device 62 can perform dispensing operations at different positions on the top surface of the medicine column 92 under the combined action of the second telescopic drive member 61, the first linear drive member 2, and the second linear drive member 3, thus meeting the subsequent bonding requirements between the annular plate 91 and the medicine column 92.

[0041] In some embodiments, please refer to the following: Figures 1 to 4 The first telescopic drive component 71 and the second telescopic drive component 61 are guide rod cylinders. The guide rod cylinders have high positioning accuracy and stability, which can effectively avoid jamming problems and ensure the stability of the operation to meet the driving requirements of the dispensing device 62 and the vacuum suction cup 72 below.

[0042] Please refer to one possible implementation as well. Figures 1 to 4 The pill holder 5 includes a base plate 51 and a limiting ring 52. The base plate 51 is connected to the frame 1. The main shaft of the limiting ring 52 extends in the vertical direction and is used to limit the outer peripheral wall of the pill 92. By setting the pill holder 5 to limit the outer peripheral wall of the pill 92, the base plate 51 supports the bottom surface of the pill 92, and the limiting ring 52 limits the position of the peripheral wall of the pill 92, ensuring the uniformity of the axial position of the pill 92 and meeting the accuracy requirements for subsequent installation with the annular plate 91.

[0043] Please refer to one possible implementation as well. Figures 1 to 4 Both the first linear drive unit 2 and the second linear drive unit 3 are linear modules, and each is connected to an explosion-proof servo motor 8. The linear modules offer numerous advantages, including high precision, compact structure, light weight, and flexible movement, while requiring minimal installation space and providing excellent driving performance.

[0044] Usage process:

[0045] The first linear drive 2 and the second linear drive 3 drive the dispensing assembly 6 to move horizontally above the medicine column 92. The dispensing assembly 6 is used to dispense glue onto the top surface of the medicine column 92. After dispensing at one position, the first linear drive 2 and the second linear drive 3 drive the dispensing assembly 6 to change position to dispense glue at the second position, until glue is dispensed at all dispensing positions.

[0046] The annular plate 91 is supplied to the lower position of the lifting suction cup 7 using the annular plate feeding assembly 4. The lifting suction cup 7 adsorbs the annular plate 91 and moves it above the medicine column 92 under the drive of the first linear drive 2 and the second linear drive 3. The lifting suction cup 7 installs the annular plate 91 on the top of the medicine column 92. The above assembly method is convenient to ensure assembly accuracy. More importantly, it effectively improves the safety of the assembly process of the annular plate 91 and reduces the probability of accidents.

[0047] The above is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, and improvements 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 circular plate loading and assembly device, characterized in that, The device includes a frame (1), a first linear drive (2), a second linear drive (3), a circular plate feeding assembly (4), and a pill holder (5). The first linear drive (2) is mounted on the frame (1) in the front-to-back direction. The second linear drive (3) is connected to the drive end of the first linear drive (2) in the left-to-right direction. The pill holder (5) and the circular plate feeding assembly (4) are located on the front and rear sides of the second linear drive (3), respectively. The front side of the second linear drive (3) is slidably connected to a dispensing assembly (6) that can move up and down to dispense adhesive onto the top surface of the pill holder (5). The rear side of the second linear drive (3) is slidably connected to a lifting suction cup (7) that can move up and down to adsorb the circular plate (91). Under the drive of the first linear drive (2) and the second linear drive (3), the lifting suction cup (7) can transfer the circular plate (91) to above the pill holder (5).

2. The circular plate loading and assembly device as described in claim 1, characterized in that, The annular plate feeding assembly (4) includes a translation drive (41), a feeding slide (42), and a limiting support (43). The translation drive (41) is connected to the frame (1) in the front-rear direction. The feeding slide (42) is connected above the driving end of the translation drive (41). The limiting support (43) is mounted above the translation drive (41) and the feeding slide (42) and is used to accommodate the annular plate (91). The limiting support (43) is provided with a material drop hole (44) that runs vertically through the ring plate (91) for it to fall. The top surface of the feeding slide (42) is provided with a receiving cavity (45) that corresponds vertically to the material drop hole (44) to receive the ring plate (91). The feeding slide (42) can move forward under the action of the translation drive (41) to block the material drop hole (44) and drive the ring plate (91) to approach the medicine column (92).

3. The circular plate loading and assembly device as described in claim 2, characterized in that, The limiting support (43) includes a base (46), side columns (47) and a top plate (48). The base (46) is connected above the frame (1) and has a lower cavity (461) that extends through the front and back to allow the feeding slide (42) to move back and forth. The dropping hole (44) is provided through the top wall of the base (46). The side columns (47) are provided with several spacings along the circumference of the dropping hole (44) to limit the horizontal position of the annular plate (91). The top plate (48) is connected to the top of the side columns (47).

4. The circular plate loading and assembly device as described in claim 3, characterized in that, The side columns (47) are provided in three places and are spaced apart around the material drop hole (44).

5. The circular plate loading and assembly device as described in claim 3, characterized in that, One of the side columns (47) is provided with a limiting strip (471) extending in the vertical direction. The limiting strip (471) is used to engage with the radial groove (93) of the annular plate (91) to limit the circumferential position of the annular plate (91).

6. The circular plate loading and assembly device according to any one of claims 1-5, characterized in that, The lifting suction cup (7) includes a first telescopic drive member (71) and a vacuum suction cup (72). The first telescopic drive member (71) is fixedly connected to the rear side of the second linear drive member (3) and extends downward. The vacuum suction cup (72) is connected to the telescopic end of the second linear drive member (3) and is used to adsorb the annular plate (91) on the annular plate feeding assembly (4).

7. The circular plate loading and assembly device as described in claim 6, characterized in that, The dispensing assembly (6) includes a second telescopic drive (61) and a dispensing device (62). The second telescopic drive (61) is connected to the drive end of the second linear drive (3) and extends downward. The second telescopic drive (61) is located on the front side of the second linear drive (3). The dispensing device (62) is connected to the telescopic end of the second telescopic drive (61) and is used to dispense adhesive onto the top surface of the medicine column (92).

8. The circular plate loading and assembly device as described in claim 7, characterized in that, The first telescopic drive member (71) and the second telescopic drive member (61) are guide rod cylinders.

9. The circular plate loading and assembly device according to any one of claims 1-5, characterized in that, The drug cartridge holder (5) includes a base plate (51) and a limiting ring (52). The base plate (51) is connected to the frame (1). The main shaft of the limiting ring (52) extends in the vertical direction and is used to limit the outer peripheral wall of the drug cartridge (92).

10. The circular plate loading and assembly device according to any one of claims 1-5, characterized in that, The first linear drive unit (2) and the second linear drive unit (3) are both linear modules, and the first linear drive unit (2) and the second linear drive unit (3) are respectively connected to an explosion-proof servo motor (8).