Ultraviolet curing device for coating manufacturing
By designing a UV curing device for coatings manufacturing, the problems of unadjustable UV light height and inconvenient replacement were solved, achieving stable curing and efficient production.
Patent Information
- Application Number
- CN202422659282.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-01
- Publication Date
- 2025-09-23
- Estimated Expiration
- 2034-11-01
AI Technical Summary
Existing UV curing devices cannot adjust the height of the UV light and are inconvenient to replace, resulting in reduced curing efficiency and product quality.
A UV curing device for paint manufacturing was designed, which includes a conveying component, a curing component, a cooling component and a touch-screen all-in-one machine. The material is transported through the conveying component, the curing component uses a liftable UVLED point light source for curing, and is equipped with a cooling component for temperature control. The touch-screen all-in-one machine is used for operation control.
It achieves stable curing of different materials, improves curing efficiency and product quality, and facilitates the replacement and disassembly of UVLED point light sources.
Smart Images

Figure CN223367422U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of curing, in particular to an ultraviolet curing device for coating manufacturing. Background Art
[0002] Ultraviolet light is a type of electromagnetic wave with a wavelength outside of visible light, ranging from approximately 10 nanometers (nm) to 400 nanometers. Ultraviolet light lies outside the violet part of the spectrum, hence the name "UV." Medical disinfection: In hospitals, laboratories, and other places, UVC lamps are used to disinfect air and surfaces. Water treatment: During the water treatment process, UVC light is used to disinfect water to remove pathogens. Industrial curing: In the printing, coatings, adhesives, and other industries, UV light curing technology is used to improve production efficiency and product quality. UV index monitoring: By monitoring the UV index, the public is informed of the level of ultraviolet radiation so that appropriate protective measures can be taken.
[0003] Regarding the above-mentioned related technologies, the inventors believe that the following defects exist: although the material can be cured, the height of the ultraviolet light cannot be adjusted, and it is inconvenient to replace it, so different materials cannot be cured, which in turn reduces the curing efficiency and product quality. Therefore, we proposed a UV curing device for coating manufacturing to solve the above-mentioned problems. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a UV curing device for coating manufacturing, which solves the problems that the height of the UV light cannot be adjusted and is inconvenient to replace.
[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions: A UV curing device for coating manufacturing, comprising a conveying component, the conveying component being used to convey the material to be cured;
[0006] A curing assembly, the curing assembly being disposed on the top surface of the conveying assembly and being used to fix the material to be cured;
[0007] a cooling assembly, the cooling assembly being disposed outside the curing assembly and being used to cool the cured material; and
[0008] A touch all-in-one machine is arranged on a side surface of the cooling component.
[0009] Preferably, the conveying assembly includes a workbench, a mounting hole is opened in the center of the top surface of the workbench, rotating rollers are provided on both side walls of the inner cavity of the mounting hole, and there are multiple rotating rollers, which are distributed in a linear array, a conveyor belt is provided on the outside of the rotating roller, and a driving motor is provided at one end of one of the rotating rollers.
[0010] Preferably, the cooling assembly includes a mounting bracket, which is arranged on the top surface of the workbench, and baffles are provided at the openings at both ends of the mounting bracket. Ventilation holes are provided on one side surface of the two baffles, and fans are provided on one side of the two ventilation holes. A temperature sensor is provided on one side wall of the inner cavity of the mounting bracket.
[0011] Preferably, the curing assembly includes a lifting plate, the lifting plate is arranged on the mounting frame, the top surface of the lifting plate is provided with an electric telescopic rod, the bottom surface of the lifting plate is provided with connecting plates on both sides, a UVLED point light source is provided between the two connecting plates, and the UVLED point light source is provided in plurality, and the plurality of UVLED point light sources are distributed in a linear array;
[0012] A limiting hole is provided on one side of the bottom surface of the two connecting plates, and a plurality of the limiting holes are provided. The plurality of limiting holes are distributed in a linear array. A limiting plate is provided at both ends of each UVLED point light source, and the limiting plate is aligned with the inner cavity of the limiting hole;
[0013] A socket is provided on one side surface of the two connecting plates, and there are multiple sockets, which are distributed in a linear array. A fixing groove is provided at a symmetrical position on the outside of each socket, and a fixing part is provided in the inner cavity of each socket.
[0014] Preferably, guide grooves are provided on both sides of the inner cavity of each jack, and the inner cavity of the guide groove is connected to the fixing part.
[0015] Preferably, the fixing part includes a connecting plate, a fixing column is provided at a center position on one side of the connecting plate, the fixing column is provided in the inner cavity of the jack, fixing plates are provided on the surface of one side of the connecting plate and located above and below the fixing column, the fixing plate is connected to the inner cavity of the fixing groove, and a handle is provided at a center position on the other side surface of the connecting plate.
[0016] Preferably, guide plates are provided on both sides of the fixing column, and the two guide plates are connected to the inner cavity of the guide groove.
[0017] Beneficial effects
[0018] The utility model provides a UV curing device for coating manufacturing. Compared with the prior art, it has the following advantages:
[0019] The ultraviolet curing device for coating manufacturing first places the conveying component at a preset position, and then fixes the cooling component to the top surface of the conveying component. Since the inner cavity of the cooling component is fixedly connected to the inner cavity of the curing component, the conveying component can provide support for the cooling component, and then the cooling component can provide support for the curing component, so as to improve stability. The conveying component is then controlled by the touch all-in-one machine, so that the staff can place the material to be cured in the inner cavity of the conveying component, and then the conveying component can transport the cured material, so as to facilitate subsequent processing. The curing component and the cooling component are then controlled by the touch all-in-one machine, so that the curing component can cure the material to be cured, and then the cooling component can be ventilated to control its temperature, so as to prevent the cured material from deformation, so as to improve the yield rate. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] Figure 1 This is a schematic diagram of the overall structure of the utility model;
[0021] Figure 2 This is a schematic diagram of the cross-sectional structure of the conveying component of the utility model;
[0022] Figure 3 This is a schematic diagram of the cross-sectional structure of the cooling component of the present invention;
[0023] Figure 4 This is a schematic diagram of the structure of the curing component of the utility model;
[0024] Figure 5 This is a schematic diagram of the structure A of the utility model;
[0025] Figure 6 This is a schematic diagram of the structure of the fixing part of the utility model.
[0026] In the figure: 1. Conveying assembly; 11. Workbench; 12. Mounting hole; 13. Rotating roller; 14. Conveyor belt; 15. Driving motor; 2. Cooling assembly; 21. Mounting frame; 22. Baffle; 23. Ventilation hole; 24. Fan exchanger; 25. Temperature sensor; 3. Curing assembly; 31. Lifting plate; 32. Electric telescopic rod; 33. Connecting plate; 34. Limiting hole; 35. UVLED point light source; 36. Limiting plate; 37. Socket; 38. Fixing slot; 39. Guide slot; 310. Fixing part; 3101. Connecting plate; 3102. Fixing column; 3103. Fixing plate; 3104. Handle; 3105. Guide plate; 4. Touch all-in-one machine. DETAILED DESCRIPTION
[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0028] See also Figure 1-6 The utility model provides a technical solution: a UV curing device for coating manufacturing, comprising a conveying component 1, the conveying component 1 is used to convey the material to be cured; a curing component 3, the curing component 3 is arranged on the top surface of the conveying component 1, and the curing component 3 is used to cure the material to be cured; a cooling component 2, the cooling component 2 is arranged outside the curing component 3, and the cooling component 2 is used to cool the cured material; and a touch all-in-one machine 4, the touch all-in-one machine 4 is arranged on one side surface of the cooling component 2;
[0029] First, place the conveying component 1 in the preset position, and then fix the cooling component 2 to the top surface of the conveying component 1. Since the inner cavity of the cooling component 2 is fixedly connected to the inner cavity of the curing component 3, the conveying component 1 can provide support for the cooling component 2, and then the cooling component 2 can provide support for the curing component 3, so as to improve stability. Then, the conveying component 1 is controlled by the touch all-in-one machine 4, so that the staff can place the material to be cured in the inner cavity of the conveying component 1, and then the conveying component 1 can transport the cured material, so as to facilitate subsequent processing. Then, the curing component 3 and the cooling component 2 are controlled by the touch all-in-one machine 4, so that the curing component 3 can cure the material to be cured, and then the cooling component 2 can be ventilated to control its temperature, so as to prevent the cured material from deformation, so as to improve the yield rate.
[0030] See Figure 1 、 Figure 2 The conveying assembly 1 includes a workbench 11, a mounting hole 12 is opened in the center of the top surface of the workbench 11, and rotating rollers 13 are provided on both sides of the inner wall of the mounting hole 12. There are multiple rotating rollers 13, and the multiple rotating rollers 13 are distributed in a linear array. A conveyor belt 14 is provided on the outer side of the rotating rollers 13, and a driving motor 15 is provided at one end of one of the rotating rollers 13;
[0031] The workbench 11 in the conveying assembly 1 can be placed in a preset position and provide a basis for opening the mounting hole 12. Since the two side walls of the inner cavity of the mounting hole 12 are rotatably connected to the rotating rollers 13, and the rotating rollers 13 are rotatably connected to multiple ones, and a conveyor belt 14 is provided on the outside of the rotating roller 13, and a driving motor 15 is provided at one end of one of the rotating rollers 13, the workbench 11 can limit the rotating roller 13, and then the output end of the driving motor 15 can drive the rotating roller 13 to rotate, so that the rotating roller 13 can drive the conveyor belt 14 to rotate, and then the conveyor belt 14 can transport the material to be solidified.
[0032] See Figure 1 、 Figure 3 The cooling assembly 2 includes a mounting frame 21, which is arranged on the top surface of the workbench 11. Baffles 22 are provided at both ends of the mounting frame 21. Ventilation holes 23 are provided on one side of the two baffles 22. Fans 24 are provided on one side of the two ventilation holes 23. A temperature sensor 25 is provided on one side wall of the inner cavity of the mounting frame 21.
[0033] The mounting bracket 21 in the cooling assembly 2 can be fixedly connected to the top surface of the workbench 11 and provide a mounting base for the baffle 22, so that the workbench 11 can provide support for the mounting bracket 21, and then the mounting bracket 21 can provide support for the baffle 22. Since ventilation holes 23 are provided on one side surface of the two baffles 22, and fans 24 are fixedly connected to one side of the two ventilation holes 23, and a temperature sensor 25 is fixedly connected to one side wall of the inner cavity of the mounting bracket 21, the baffle 22 can provide support for the fans 24, and then the fans 24 can ventilate the mounting bracket 21 through the ventilation holes 23, so as to improve the air flow in the inner cavity of the mounting bracket 21, and then the fans 24 can perform overall air exchange, so as to reduce the temperature of the inner cavity of the mounting bracket 21, so as to improve the air flow, and then the temperature sensor 25 can monitor the temperature of the inner cavity of the mounting bracket 21, so as to facilitate the staff to control the temperature, so as to improve safety.
[0034] See Figure 1 、 Figure 4 、 Figure 5 、 Figure 6The curing component 3 includes a lifting plate 31, which is arranged on the mounting frame 21. An electric telescopic rod 32 is provided on the top surface of the lifting plate 31, and connecting plates 33 are provided on both sides of the bottom surface of the lifting plate 31. A UVLED point light source 35 is provided between the two connecting plates 33, and a plurality of UVLED point light sources 35 are provided, and the plurality of UVLED point light sources 35 are distributed in a linear array; a limiting hole 34 is provided on one side of the bottom surface of the two connecting plates 33, and a plurality of limiting holes 34 are provided, and the plurality of limiting holes 34 are distributed in a linear array; a limiting plate 36 is provided at both ends of each UVLED point light source 35, and the limiting plate 36 is connected to the inner cavity of the limiting hole 34; a socket 37 is provided on one side surface of the two connecting plates 33, and a plurality of sockets 37 are provided, and the plurality of sockets 37 are distributed in a linear array The fixing portions 310 are arranged in a symmetrical manner, with fixing grooves 38 being provided at symmetrical positions on the outside of each socket 37, and a fixing portion 310 being provided in the inner cavity of each socket 37. Guide grooves 39 are provided on both sides of the inner cavity of each socket 37, and the inner cavity of the guide groove 39 is connected to the fixing portion 310. The fixing portion 310 includes a connecting plate 3101, a fixing column 3102 is provided at a central position on one side of the connecting plate 3101, and the fixing column 3102 is provided in the inner cavity of the socket 37. Fixing plates 3103 are provided on the surface of one side of the connecting plate 3101 and located above and below the fixing column 3102. The fixing plate 3103 is connected to the inner cavity of the fixing groove 38, and a handle 3104 is provided at a central position on the surface of the other side of the connecting plate 3101. Guide plates 3105 are provided on both sides of the fixing column 3102, and the two guide plates 3105 are connected to the inner cavity of the guide groove 39.
[0035] The electric telescopic rod 32 in the curing component 3 can be embedded and connected to the top surface of the mounting frame 21, and can also provide an installation base for the lifting plate 31. Since the bottom surface of the lifting plate 31 is fixedly connected to both sides with connecting plates 33, and a UVLED point light source 35 is fixedly connected between the two connecting plates 33, and the UVLED point light source 35 is fixedly connected to multiple UVLED point light sources 35, the output end of the electric telescopic rod 32 can be extended and retracted while driving the lifting plate 31 to move up and down, and then the lifting plate 31 can drive the UVLED point light source 35 to move up and down through the connecting plates 33, so that the UVLED can be adjusted. The height of the point light source 35 can be fixed to different materials so as to improve the curing effect. Since the limiting holes 34 are provided on one side of the bottom surface of the two connecting plates 33, and a plurality of limiting holes 34 are provided, each UVLED point light source 35 is fixedly connected to the limiting plate 36 at both ends, and the limiting plate 36 and the inner cavity of the limiting hole 34 are fixed, so that the limiting plate 36 can be inserted into the inner cavity of the limiting hole 34, and the limiting hole 34 can limit the limiting plate 36, so that the connecting plate 33 can limit the UVLED point light source 35. Since the two connecting plates 33 have a surface on one side, the limiting plate 36 can be inserted into the inner cavity of the limiting hole 34, and the limiting hole 34 can limit the limiting plate 36, so that the connecting plate 33 can limit the UVLED point light source 35. The jack 37 is provided with fixing grooves 38 at symmetrical positions on the outside of the jack 37. At the same time, a fixing column 3102 is provided at the center of one side of the connecting plate 3101, and a fixing column 3102 is provided in the inner cavity of the jack 37, so that the fixing column 3102 can be plugged into the inner cavity of the jack 37, and then the fixing column 3102 can fix the UVLED point light source 35 and the connecting plate 33, so that the UVLED point light source 35 can be easily disassembled, and then the staff can easily replace the UVLED point light source 35. Since the surface of one side of the connecting plate 3101 is located above and below the fixing column 3102, The fixing plates 3103 are fixedly connected to each other, and fixing grooves 38 are provided at symmetrical positions on the outside of each socket 37, so that the fixing plates 3103 can be plugged into the fixing grooves 38, and the fixing plates 3103 can fix the fixing columns 3102, so as to improve the stability of the fixing columns 3102. Since the handle 3104 is fixedly connected to the center position of the other side surface of the connecting plate 3101, the handle 3104 can be used to move the fixing columns 3102, so that the UVLED point light source 35 can be quickly disassembled, so that the staff can easily replace it.
[0036] During operation, first place the conveying component 1 in the preset position, and then fix the cooling component 2 to the top surface of the conveying component 1. Since the inner cavity of the cooling component 2 is fixedly connected to the inner cavity of the curing component 3, the conveying component 1 can provide support for the cooling component 2, and then the cooling component 2 can provide support for the curing component 3, so as to improve stability. Then, the conveying component 1 is controlled by the touch all-in-one machine 4, so that the staff can place the material to be cured in the inner cavity of the conveying component 1, and then the conveying component 1 can transport the cured material, so as to facilitate subsequent processing. Then, the curing component 3 and the cooling component 2 are controlled by the touch all-in-one machine 4, so that the curing component 3 can cure the material to be cured, and then the cooling component 2 can be ventilated to control its temperature, so as to prevent the cured material from deformation, so as to improve the yield rate.
[0037] The workbench 11 in the conveying assembly 1 can be placed in a preset position and provide a basis for opening the mounting hole 12. Since the two side walls of the inner cavity of the mounting hole 12 are rotatably connected to the rotating rollers 13, and the rotating rollers 13 are rotatably connected to multiple ones, and a conveyor belt 14 is provided on the outside of the rotating roller 13, and a driving motor 15 is provided at one end of one of the rotating rollers 13, the workbench 11 can limit the rotating roller 13, and then the output end of the driving motor 15 can drive the rotating roller 13 to rotate, so that the rotating roller 13 can drive the conveyor belt 14 to rotate, and then the conveyor belt 14 can transport the material to be solidified.
[0038] The mounting bracket 21 in the cooling assembly 2 can be fixedly connected to the top surface of the workbench 11 and provide a mounting base for the baffle 22, so that the workbench 11 can provide support for the mounting bracket 21, and then the mounting bracket 21 can provide support for the baffle 22. Since ventilation holes 23 are provided on one side surface of the two baffles 22, and fans 24 are fixedly connected to one side of the two ventilation holes 23, and a temperature sensor 25 is fixedly connected to one side wall of the inner cavity of the mounting bracket 21, the baffle 22 can provide support for the fans 24, and then the fans 24 can ventilate the mounting bracket 21 through the ventilation holes 23, so as to improve the air flow in the inner cavity of the mounting bracket 21, and then the fans 24 can perform overall air exchange, so as to reduce the temperature of the inner cavity of the mounting bracket 21, so as to improve the air flow, and then the temperature sensor 25 can monitor the temperature of the inner cavity of the mounting bracket 21, so as to facilitate the staff to control the temperature, so as to improve safety.
[0039] The electric telescopic rod 32 in the curing component 3 can be embedded and connected to the top surface of the mounting frame 21, and can also provide an installation base for the lifting plate 31. Since the bottom surface of the lifting plate 31 is fixedly connected to both sides with connecting plates 33, and a UVLED point light source 35 is fixedly connected between the two connecting plates 33, and the UVLED point light source 35 is fixedly connected to multiple UVLED point light sources 35, the output end of the electric telescopic rod 32 can be extended and retracted while driving the lifting plate 31 to move up and down, and then the lifting plate 31 can drive the UVLED point light source 35 to move up and down through the connecting plates 33, so that the UVLED can be adjusted. The height of the point light source 35 can be fixed to different materials so as to improve the curing effect. Since the limiting holes 34 are provided on one side of the bottom surface of the two connecting plates 33, and a plurality of limiting holes 34 are provided, each UVLED point light source 35 is fixedly connected to the limiting plate 36 at both ends, and the limiting plate 36 and the inner cavity of the limiting hole 34 are fixed, so that the limiting plate 36 can be inserted into the inner cavity of the limiting hole 34, and the limiting hole 34 can limit the limiting plate 36, so that the connecting plate 33 can limit the UVLED point light source 35. Since the two connecting plates 33 have a surface on one side, the limiting plate 36 can be inserted into the inner cavity of the limiting hole 34, and the limiting hole 34 can limit the limiting plate 36, so that the connecting plate 33 can limit the UVLED point light source 35. The jack 37 is provided with fixing grooves 38 at symmetrical positions on the outside of the jack 37. At the same time, a fixing column 3102 is provided at the center of one side of the connecting plate 3101, and a fixing column 3102 is provided in the inner cavity of the jack 37, so that the fixing column 3102 can be plugged into the inner cavity of the jack 37, and then the fixing column 3102 can fix the UVLED point light source 35 and the connecting plate 33, so that the UVLED point light source 35 can be easily disassembled, and then the staff can easily replace the UVLED point light source 35. Since the surface of one side of the connecting plate 3101 is located above and below the fixing column 3102, The fixing plates 3103 are fixedly connected to each other, and fixing grooves 38 are provided at symmetrical positions on the outside of each socket 37, so that the fixing plates 3103 can be plugged into the fixing grooves 38, and the fixing plates 3103 can fix the fixing columns 3102, so as to improve the stability of the fixing columns 3102. Since the handle 3104 is fixedly connected to the center position of the other side surface of the connecting plate 3101, the handle 3104 can be used to move the fixing columns 3102, so that the UVLED point light source 35 can be quickly disassembled, so that the staff can easily replace it.
[0040] In summary, the device can not only cure the material, but also adjust the height of the UVLED point light source 35, so that different materials can be cured, and the optimal light intensity and curing depth can be obtained, so as to improve the curing efficiency and product quality, and it can also be convenient for the staff to disassemble the UVLED point light source 35, and thus it can be convenient for the staff to replace the UVLED point light source 35.
[0041] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.
Claims
1. A UV curing device for coating production, characterized in that: include: A conveying assembly (1), the conveying assembly (1) being used for conveying a material to be solidified; A curing component (3), the curing component (3) being arranged on the top surface of the conveying component (1), and the curing component (3) being used to fix the material to be cured; A cooling component (2), the cooling component (2) being arranged outside the curing component (3), and the cooling component (2) being used to cool the cured material; as well as A touch all-in-one machine (4), wherein the touch all-in-one machine (4) is arranged on a side surface of the cooling component (2).
2. The UV curing device for coating production according to claim 1, characterized in that: The conveying assembly (1) comprises a workbench (11), a mounting hole (12) is provided at a central position on the top surface of the workbench (11), rotating rollers (13) are provided on both side walls of the inner cavity of the mounting hole (12), a plurality of rotating rollers (13) are provided, and the plurality of rotating rollers (13) are distributed in a linear array, a conveying belt (14) is provided on the outer side of the rotating rollers (13), and a driving motor (15) is provided at one end of one of the rotating rollers (13).
3. The UV curing device for coating production according to claim 2, characterized in that: The cooling assembly (2) includes a mounting frame (21), the mounting frame (21) is arranged on the top surface of the workbench (11), baffles (22) are provided at both end openings of the mounting frame (21), ventilation holes (23) are provided on one side surface of the two baffles (22), and fans (24) are provided on one side of the two ventilation holes (23), and a temperature sensor (25) is provided on one side wall of the inner cavity of the mounting frame (21).
4. The UV curing device for coating production according to claim 3, characterized in that: The curing assembly (3) comprises a lifting plate (31), the lifting plate (31) being arranged on the mounting frame (21), the top surface of the lifting plate (31) being provided with an electric telescopic rod (32), the bottom surface of the lifting plate (31) being provided with connecting plates (33) on both sides, a UVLED point light source (35) being provided between two connecting plates (33), a plurality of the UVLED point light sources (35) being provided, and the plurality of UVLED point light sources (35) being distributed in a linear array manner; A limiting hole (34) is provided on one side of the bottom surface of each of the two connecting plates (33), a plurality of the limiting holes (34) are provided, and the plurality of limiting holes (34) are distributed in a linear array manner, and a limiting plate (36) is provided at both ends of each of the UVLED point light sources (35), and the limiting plate (36) and the inner cavity of the limiting hole (34); A socket (37) is provided on one side surface of the two connecting plates (33), and a plurality of the sockets (37) are provided. The plurality of the sockets (37) are distributed in a linear array. A fixing groove (38) is provided at a symmetrical position on the outside of each socket (37), and a fixing portion (310) is provided in the inner cavity of each socket (37).
5. The UV curing device for coating production according to claim 4, characterized in that: Guide grooves (39) are provided on both sides of the inner cavity of each insertion hole (37), and the inner cavity of the guide groove (39) is connected to the fixing portion (310).
6. The UV curing device for coating production according to claim 5, characterized in that: The fixing portion (310) includes a connecting plate (3101), a fixing column (3102) is provided at a central position on one side of the connecting plate (3101), and the fixing column (3102) is provided in the inner cavity of the jack (37). Fixing plates (3103) are provided on the surface of one side of the connecting plate (3101) and located above and below the fixing column (3102), and the fixing plates (3103) are connected to the inner cavity of the fixing groove (38). A handle (3104) is provided at a central position on the surface of the other side of the connecting plate (3101).
7. The UV curing device for coating production according to claim 6, characterized in that: Guide plates (3105) are provided on both sides of the fixing column (3102), and the two guide plates (3105) are connected to the inner cavity of the guide groove (39).