UV wear-resistant paint roller coating equipment

Abstract

The utility model relates to the technical field of furniture production, and discloses UV wear-resistant paint roller coating equipment which comprises a machine body, a material conveying assembly is arranged in the machine body, a paint discharging assembly is arranged at the top of the machine body, the material conveying assembly comprises a first conveying belt fixedly installed in the machine body, and a material conveying structure is arranged at the top of the first conveying belt; the paint discharging assembly comprises a paint storage box arranged at the top of the machine body, a paint discharging structure is arranged at the bottom of the paint storage box, the material conveying assembly further comprises first limiting frame plates fixedly installed on the outer walls of the two sides of the machine body, the material conveying structure comprises two first push plates arranged in the machine body, and three fixed pulleys are fixedly installed on the outer walls of one sides of the first push plates; and a group of first electric push rods are fixedly mounted on the outer wall of the other side of the first push plate, and two groups of first telescopic rods are fixedly mounted on the outer wall of the other side of the first push plate, so that the purposes of conveying the plates and limiting the positions of the plates are achieved, and the plate conveying stability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of furniture production, and specifically relates to UV wear-resistant paint rolling equipment. Background Art

[0002] The utility model with the publication number CN216359128U discloses an automated production equipment for UV roller coating topcoat, including a transmission bearing device, a rolling painting device, a drying device, a roller driving device, a transmission driving device and a horizontal limit device, wherein the transmission bearing device is symmetrically provided with two groups, the rolling painting device is arranged on the transmission bearing device, the drying device is arranged on the transmission bearing device, the roller driving device is arranged on the transmission bearing device, the transmission driving device is arranged on the rolling painting device, and the horizontal limit device is arranged on the transmission bearing device. The utility model belongs to the technical field of roller coating and painting, and specifically refers to an automated production equipment for UV roller coating topcoat; the utility model drives the door frame to be transported and moved by rollers at the bottom of the door frame, limits the position in the horizontal direction by rollers on both sides, applies the paint on the surface of the door frame by a roller with paint, and bakes the paint by an oven, which effectively solves the current problem of scattered and low efficiency of the door frame painting process.

[0003] However, the above patent still has the following problems: the degree of integration of the equipment is low, and each component needs to be installed when in use, which affects the user experience of the equipment; in the process of rolling and painting the furniture panels, the panels will be displaced during transportation, affecting the rolling effect of the device; the feeding mechanism of the device needs to be improved; before rolling the panels, the paint needs to be stirred and mixed, and manual stirring of the paint is time-consuming and labor-intensive; the paint discharge mechanism of the device needs to be improved.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:

[0006] A UV wear-resistant paint rolling device comprises a body, a feeding assembly is arranged inside the body, a paint discharging assembly is arranged on the top of the body, the feeding assembly comprises a first conveyor belt fixedly mounted inside the body, a feeding structure is arranged on the top of the first conveyor belt, the feeding structure comprises two groups of first push plates arranged inside the body, three groups of fixed pulleys are fixedly mounted on the outer wall of one side of the first push plate, a group of first electric push rods are fixedly mounted on the outer wall of the other side of the first push plate, two groups of first telescopic rods are fixedly mounted on the outer wall of the other side of the first push plate, the paint discharging assembly comprises a paint storage box arranged on the top of the body, a paint discharging structure is arranged at the bottom of the paint storage box, the paint discharging structure comprises a paint discharging plate fixedly mounted on the bottom of the paint storage box, a group of second fixed plates are fixedly mounted on the outer walls of both sides of the paint storage box, the bottom of the second fixed plate is fixedly connected to the top of the body, two groups of second rotating shafts are rotatably mounted inside the body, a first coating roller is fixedly mounted on the outer wall of the second rotating shaft, and the feeding assembly also comprises a first limiting frame plate fixedly mounted on the outer walls of both sides of the body.

[0007] As a preferred embodiment of the present invention, one side outer wall of the first telescopic rod is fixedly connected to the inside of one side of the body, and a group of first electric push rod switches are fixedly installed on both side outer walls of the body, and the first electric push rod switch is electrically connected to the first telescopic rod.

[0008] As a preferred embodiment of the utility model, the feeding assembly also includes a second conveyor belt arranged inside the first limiting frame plate, a second conveyor belt switch is fixedly installed on one side outer wall of the first limiting frame plate, the second conveyor belt switch is electrically connected to the second conveyor belt, and a first conveyor belt switch is fixedly installed on one side outer wall of the machine body, the first conveyor belt switch is electrically connected to the first conveyor belt.

[0009] As a preferred embodiment of the utility model, the feeding assembly also includes two groups of first rotating shafts rotatably installed inside the machine body, a first material guide roller is fixedly installed on the outer wall of the first rotating shaft, one end of the first rotating shaft extends to the outside of the machine body and is fixedly installed with a first pulley, a first transmission belt is sleeved and installed between the two groups of first pulleys, and a first rotating rod is fixedly installed at one end of one group of first pulleys.

[0010] As a preferred embodiment of the utility model, the feeding assembly also includes a first fixed plate fixedly mounted on an outer wall of one side of the machine body, a first servo motor is fixedly mounted on an outer wall of one side of the first fixed plate, an output shaft of the first servo motor is fixedly connected to one end of the first rotating rod through a coupling, a plate to be painted is placed on the top of the first conveyor belt, and an outer wall of the first material guide roller is in close contact with the top of the plate to be painted.

[0011] As a preferred embodiment of the utility model, two groups of second servo motors are fixedly installed on the outer wall of one side of the first fixed plate, two groups of second rotating rods are rotatably installed on the outer wall of one side of the body, one end of the second rotating rod is fixedly connected to one end of the second rotating shaft, and the output shaft of the second servo motor is fixedly connected to one end of the second rotating rod through a coupling.

[0012] As a preferred embodiment of the utility model, the paint discharging assembly also includes a mixing box fixedly mounted on the outer wall of one side of the machine body, two groups of discharge ports are opened on the top of the mixing box, a feed pump is fixedly mounted on the top of the paint storage box, feed pipes are fixedly mounted on the output ends of the two groups of feed pumps, one end of the two groups of feed pipes are respectively fixedly mounted inside the discharge ports, a third servo motor is fixedly mounted on the outer wall of one side of the mixing box, a third rotating rod is rotatably mounted inside the mixing box, the output shaft of the third servo motor is fixedly connected to one end of the third rotating rod through a coupling, and four groups of mixing plates are fixedly mounted on the outer wall of the third rotating rod.

[0013] As a preferred embodiment of the utility model, a feed port is fixedly installed on the top of the mixing box, a threaded groove is opened inside the feed port, a knob cover is arranged on the top of the feed port, a threaded sleeve is fixedly installed on the bottom of the knob cover, the threaded sleeve is spirally installed inside the threaded groove, two sets of third fixed plates are fixedly installed inside the body, a paint lamp is fixedly installed on the bottom of the third fixed plate, a paint lamp switch is fixedly installed on the top of the third fixed plate, the paint lamp switch is electrically connected to the paint lamp, and a dust cover is snap-fitted on the top of the body.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1. To achieve the purpose of conveying the plate and limiting the position of the plate, improve the stability of plate conveying, prevent the position of the plate from shifting during the transmission process to affect the painting effect, improve the stability of the device, and improve the quality of plate painting.

[0016] 2. To achieve the purpose of rolling and painting the plate, instead of manually stirring the paint, reduce the work pressure of workers, improve the convenience of using the device, reduce labor input costs, and improve production efficiency.

[0017] 3. To achieve the purpose of feeding and drying the device, improve the integration of equipment use, improve the degree of intelligent control of equipment, improve the efficiency of furniture production, protect the device from dust, improve the production quality of the device, and reduce the impact of dust.

[0018] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In the attached picture:

[0020] Figure 1 It is a front view of the utility model;

[0021] Figure 2 It is a rear view of the utility model;

[0022] Figure 3 This is a schematic diagram of the first fixing plate structure of the utility model;

[0023] Figure 4 It is a schematic diagram of the internal structure of the utility model;

[0024] Figure 5 This is a schematic diagram of the first rotating shaft structure of the utility model;

[0025] Figure 6 This is a disassembled diagram of the mixing box of the utility model;

[0026] Figure 7 This is a schematic diagram of the structure of the third fixing plate of the utility model;

[0027] Figure 8 This is a schematic diagram of the paint storage box structure of the utility model;

[0028] Fig. 9 This is a schematic diagram of the structure of the first coating roller of the utility model;

[0029] Fig.10 This is a schematic diagram of the first push plate structure of the utility model.

[0030] In the figure: 10, machine body; 11, first conveyor belt; 12, first conveyor belt switch; 13, first limit frame plate; 14, second conveyor belt; 15, second conveyor belt switch; 16, first push plate; 17, fixed pulley; 18, first electric push rod; 19, first telescopic rod; 20, first electric push rod switch; 21, first rotating shaft; 22, first guide roller; 23, first pulley; 24, first transmission belt; 25, first rotating rod; 26, first fixed plate; 27, first servo motor; 28, second servo Servo motor; 29, second rotating shaft; 30, first coating roller; 31, second rotating rod; 32, second fixed plate; 33, paint storage box; 34, paint discharge plate; 35, feed pump; 36, feed pipe; 37, stirring box; 38, discharge port; 39, third servo motor; 40, third rotating rod; 41, stirring plate; 42, feed port; 43, threaded groove; 44, knob cover; 45, threaded sleeve; 46, third fixed plate; 47, paint lamp switch; 48, paint lamp; 49, dust cover; 50, plate to be painted. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. The following embodiments are used to illustrate the utility model.

[0032] Embodiment 1: A UV wear-resistant paint roller coating device, specifically as follows Figure 1 As shown, it includes a body 10, a feeding assembly is arranged inside the body 10, a paint discharging assembly is arranged on the top of the body 10, the feeding assembly includes a first conveyor belt 11 fixedly installed inside the body 10, a feeding structure is arranged on the top of the first conveyor belt 11, and the feeding structure includes two groups of first push plates 16 arranged inside the body 10, three groups of fixed pulleys 17 are fixedly installed on the outer wall of one side of the first push plate 16, a group of first electric push rods 18 are fixedly installed on the outer wall of the other side of the first push plate 16, and two groups of first telescopic rods 18 are fixedly installed on the outer wall of the other side of the first push plate 16. 9. The paint discharging assembly includes a paint storage box 33 arranged at the top of the machine body 10, a paint discharging structure is arranged at the bottom of the paint storage box 33, and the paint discharging structure includes a paint discharging plate 34 fixedly installed at the bottom of the paint storage box 33. A set of second fixed plates 32 are fixedly installed on the outer walls of both sides of the paint storage box 33, and the bottom of the second fixed plate 32 is fixedly connected to the top of the machine body 10. Two sets of second rotating shafts 29 are rotatably installed inside the machine body 10, and a first rolling roller 30 is fixedly installed on the outer wall of the second rotating shaft 29. The feeding assembly also includes a first limiting frame plate 13 fixedly installed on the outer walls of both sides of the machine body 10. The sheet is transported by the feeding assembly, and the sheet is rolled and painted by the paint discharging assembly.

[0033] Specific as Figure 1 , Figure 3 , Figure 4 , Figure 5 and Fig.10 As shown, one side outer wall of the first telescopic rod 19 is fixedly connected to one side of the body 10, and a set of first electric push rod switches 20 are fixedly installed on both side outer walls of the body 10, and the first electric push rod switch 20 is electrically connected to the first telescopic rod 19. When the first electric push rod switch 20 is activated, the first electric push rod 18 is driven to move, the first telescopic rod 19 is driven to extend and retract, and the two sets of first push plates 16 are driven to move, and the distance between the two sets of first push plates 16 is adjusted so that the six sets of fixed pulleys 17 are closely attached to the side of the plate.

[0034] Specific as Figure 1 , Figure 3 , Figure 4 and Figure 5As shown, the feeding assembly also includes a second conveyor belt 14 disposed inside the first limit frame plate 13, a second conveyor belt switch 15 is fixedly installed on one side outer wall of the first limit frame plate 13, and the second conveyor belt switch 15 is electrically connected to the second conveyor belt 14, and a first conveyor belt switch 12 is fixedly installed on one side outer wall of the machine body 10, and the first conveyor belt switch 12 is electrically connected to the first conveyor belt 11. The first conveyor belt switch 12 and the second conveyor belt switch 15 are activated to drive the first conveyor belt 11 and the second conveyor belt 14 to move, so as to transport the plate.

[0035] Specific as Figure 1 , Figure 3 , Figure 4 and Figure 5 As shown, the feeding assembly also includes two groups of first rotating shafts 21 rotatably installed inside the body 10, a first material guide roller 22 is fixedly installed on the outer wall of the first rotating shaft 21, one end of the first rotating shaft 21 extends to the outside of the body 10 and is fixedly installed with a first pulley 23, a first transmission belt 24 is sleeved and installed between the two groups of first pulleys 23, and a first rotating rod 25 is fixedly installed at one end of one group of first pulleys 23.

[0036] Specific as Figure 1 , Figure 3 , Figure 4 and Figure 5 As shown, the feeding assembly also includes a first fixed plate 26 fixedly mounted on the outer wall of one side of the machine body 10, a first servo motor 27 is fixedly mounted on the outer wall of one side of the first fixed plate 26, the output shaft of the first servo motor 27 is fixedly connected to one end of the first rotating rod 25 through a coupling, a plate 50 to be painted is placed on the top of the first conveyor belt 11, and the outer wall of the first guide roller 22 is in close contact with the top of the plate 50 to be painted. The first fixed plate 26 is started to drive the first rotating rod 25 to rotate, and through the connection between the first pulley 23 and the first transmission belt 24, the two sets of first rotating shafts 21 are driven to rotate, and the first guide roller 22 is driven to rotate to guide the plate to be discharged.

[0037] According to the above, through the structure of the first conveyor belt 11, the first conveyor belt switch 12, the first limit frame plate 13, the second conveyor belt 14, the second conveyor belt switch 15, the first push plate 16, the fixed pulley 17, the first electric push rod 18, the first telescopic rod 19, the first electric push rod switch 20, the first rotating shaft 21, the first material guide roller 22, the first pulley 23, the first transmission belt 24, the first rotating rod 25, the first fixed plate 26, the first servo motor 27 and the plate 50 to be painted, the purpose of conveying the plate and limiting the position of the plate is achieved, the stability of the plate conveying is improved, the position deviation of the plate during the conveying process is prevented from affecting the painting effect, the stability of the device is improved, and the painting quality of the plate is improved.

[0038] Embodiment 2: Based on Embodiment 1, the specific Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 8 As shown, two sets of second servo motors 28 are fixedly installed on one side outer wall of the first fixed plate 26, and two sets of second rotating rods 31 are rotatably installed on one side outer wall of the machine body 10. One end of the second rotating rod 31 is fixedly connected to one end of the second rotating shaft 29, and the output shaft of the second servo motor 28 is fixedly connected to one end of the second rotating rod 31 through a coupling. The delivered paint is guided to the first rolling roller 30 through the paint storage box 33 and the paint outlet plate 34, and the second servo motor 28 is started to drive the two sets of second rotating rods 31 and the second rotating shaft 29 to rotate, so as to roll and paint the plate.

[0039] Specific as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 6 , Figure 8 and Fig. 9 As shown, the paint discharging assembly also includes a mixing box 37 fixedly mounted on the outer wall of one side of the machine body 10, two groups of discharge ports 38 are opened on the top of the mixing box 37, a feed pump 35 is fixedly mounted on the top of the paint storage box 33, and a feed pipe 36 is fixedly mounted on the output end of the two groups of feed pumps 35, and one end of the two groups of feed pipes 36 is respectively fixedly mounted inside the discharge port 38, a third servo motor 39 is fixedly mounted on the outer wall of one side of the mixing box 37, a third rotating rod 40 is rotatably mounted inside the mixing box 37, the output shaft of the third servo motor 39 is fixedly connected to one end of the third rotating rod 40 through a coupling, and four groups of stirring plates 41 are fixedly mounted on the outer wall of the third rotating rod 40. Start the third servo motor 39 to drive the third rotating rod 40 to rotate, stir and mix the paint through the stirring plate 41, start the feed pump 35, and transport the paint to the inside of the paint storage box 33 through the feed pipe 36 and the discharge port 38.

[0040] According to the above conclusions, through the structure of the second servo motor 28, the second rotating shaft 29, the first coating roller 30, the second rotating rod 31, the second fixed plate 32, the paint storage box 33, the paint discharge plate 34, the feed pump 35, the feed pipe 36, the mixing box 37, the discharge port 38, the third servo motor 39, the third rotating rod 40 and the stirring plate 41, the purpose of rolling the paint on the plate is achieved, instead of manually stirring the paint, reducing the work pressure of the workers, improving the convenience of using the device, reducing the labor input cost, and improving production efficiency.

[0041] Embodiment 3: Based on Embodiment 1 and Embodiment 2, the specific Figure 1 , Figure 3 , Figure 4 , Figure 6 and Figure 7 As shown, a feed port 42 is fixedly installed on the top of the mixing box 37, a threaded groove 43 is opened inside the feed port 42, a knob cover 44 is arranged on the top of the feed port 42, a threaded sleeve 45 is fixedly installed on the bottom of the knob cover 44, the threaded sleeve 45 is spirally installed inside the threaded groove 43, two sets of third fixed plates 46 are fixedly installed inside the body 10, a paint lamp 48 is fixedly installed on the bottom of the third fixed plate 46, a paint lamp switch 47 is fixedly installed on the top of the third fixed plate 46, the paint lamp switch 47 is electrically connected to the paint lamp 48, and a dust cover plate 49 is snap-fitted on the top of the body 10. Rotate the knob cover 44 to unscrew the threaded sleeve 45 from the inside of the threaded groove 43, add paint raw materials and water into the mixing box 37 through the feed port 42, protect the machine body 10 from dust through the dust cover 49, press the paint lamp switch 47 to turn on the paint lamp 48, and use the paint lamp 48 to illuminate and dry the board.

[0042] In summary, through the structure of the feed port 42, the threaded groove 43, the knob cover 44, the threaded sleeve 45, the third fixed plate 46, the paint lamp switch 47, the paint lamp 48 and the dust cover 49, the purpose of adding materials and drying the device is achieved, the integration of equipment use is improved, the degree of intelligent control of the equipment is improved, the efficiency of furniture production is improved, the device is protected from dust, the production quality of the device is improved, and the impact of dust is reduced.

[0043] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A UV wear-resistant paint roller coating device, comprising a body (10), characterized in that: The body (10) is provided with a material feeding assembly inside, and a paint discharging assembly is provided on the top of the body (10). The material feeding assembly includes a first conveyor belt (11) fixedly installed inside the body (10), and a material feeding structure is provided on the top of the first conveyor belt (11). The material feeding structure includes two groups of first push plates (16) arranged inside the body (10), three groups of fixed pulleys (17) are fixedly installed on the outer wall of one side of the first push plate (16), a group of first electric push rods (18) are fixedly installed on the outer wall of the other side of the first push plate (16), and two groups of first telescopic rods (19) are fixedly installed on the outer wall of the other side of the first push plate (16). The paint discharging assembly includes a first conveyor belt (11) fixedly installed inside the body (10), and a first conveyor belt (11) fixedly installed inside the body (10). The invention comprises a paint storage box (33) arranged at the top of a machine body (10), a paint outlet structure being arranged at the bottom of the paint storage box (33), the paint outlet structure comprising a paint outlet plate (34) fixedly mounted at the bottom of the paint storage box (33), a group of second fixed plates (32) being fixedly mounted on both side outer walls of the paint storage box (33), the bottom of the second fixed plates (32) being fixedly connected to the top of the machine body (10), two groups of second rotating shafts (29) being rotatably mounted inside the machine body (10), a first coating roller (30) being fixedly mounted on the outer wall of the second rotating shaft (29), and a feeding assembly further comprising a first limit frame plate (13) fixedly mounted on both side outer walls of the machine body (10).

2. The UV wear-resistant paint roller coating equipment according to claim 1 is characterized in that: One side outer wall of the first telescopic rod (19) is fixedly connected to the inside of one side of the machine body (10), and a group of first electric push rod switches (20) are fixedly installed on both side outer walls of the machine body (10), and the first electric push rod switches (20) are electrically connected to the first telescopic rod (19).

3. The UV wear-resistant paint roller coating equipment according to claim 1 is characterized in that: The feeding assembly further comprises a second conveyor belt (14) arranged inside the first limiting frame plate (13); a second conveyor belt switch (15) is fixedly mounted on an outer wall of one side of the first limiting frame plate (13); the second conveyor belt switch (15) is electrically connected to the second conveyor belt (14); and a first conveyor belt switch (12) is fixedly mounted on an outer wall of one side of the machine body (10); the first conveyor belt switch (12) is electrically connected to the first conveyor belt (11).

4. The UV wear-resistant paint roller coating equipment according to claim 1 is characterized in that: The material feeding assembly further comprises two groups of first rotating shafts (21) rotatably mounted inside the machine body (10); a first material guide roller (22) is fixedly mounted on the outer wall of the first rotating shaft (21); one end of the first rotating shaft (21) extends to the outside of the machine body (10) and is fixedly mounted with a first belt pulley (23); a first transmission belt (24) is sleeved and mounted between the two groups of first belt pulleys (23); and a first rotating rod (25) is fixedly mounted on one end of one group of first belt pulleys (23).

5. The UV wear-resistant paint roller coating equipment according to claim 1 is characterized in that: The feeding assembly further comprises a first fixing plate (26) fixedly mounted on an outer wall of one side of the machine body (10); a first servo motor (27) is fixedly mounted on an outer wall of one side of the first fixing plate (26); an output shaft of the first servo motor (27) is fixedly connected to one end of a first rotating rod (25) via a coupling; a plate (50) to be painted is placed on top of the first conveyor belt (11); and an outer wall of the first guide roller (22) is in close contact with the top of the plate (50) to be painted.

6. The UV wear-resistant paint roller coating equipment according to claim 5, characterized in that: Two sets of second servo motors (28) are fixedly mounted on one side outer wall of the first fixed plate (26), two sets of second rotating rods (31) are rotatably mounted on one side outer wall of the machine body (10), one end of the second rotating rod (31) is fixedly connected to one end of the second rotating shaft (29), and the output shaft of the second servo motor (28) is fixedly connected to one end of the second rotating rod (31) via a coupling.

7. The UV wear-resistant paint roller coating equipment according to claim 1 is characterized in that: The paint discharging assembly further comprises a stirring box (37) fixedly mounted on an outer wall of one side of the machine body (10); two groups of discharge ports (38) are provided on the top of the stirring box (37); a feed pump (35) is fixedly mounted on the top of the paint storage box (33); a feed pipe (36) is fixedly mounted on the output ends of the two groups of feed pumps (35); one end of the two groups of feed pipes (36) is respectively fixedly mounted inside the discharge port (38); a third servo motor (39) is fixedly mounted on an outer wall of one side of the stirring box (37); a third rotating rod (40) is rotatably mounted inside the stirring box (37); an output shaft of the third servo motor (39) is fixedly connected to one end of the third rotating rod (40) via a coupling; and four groups of stirring plates (41) are fixedly mounted on the outer wall of the third rotating rod (40).

8. The UV wear-resistant paint roller coating equipment according to claim 7, characterized in that: A feed port (42) is fixedly mounted on the top of the mixing box (37), a threaded groove (43) is provided inside the feed port (42), a knob cover (44) is provided on the top of the feed port (42), a threaded sleeve (45) is fixedly mounted on the bottom of the knob cover (44), the threaded sleeve (45) is screwedly mounted inside the threaded groove (43), two sets of third fixing plates (46) are fixedly mounted inside the machine body (10), a paint lamp (48) is fixedly mounted on the bottom of the third fixing plate (46), a paint lamp switch (47) is fixedly mounted on the top of the third fixing plate (46), the paint lamp switch (47) is electrically connected to the paint lamp (48), and a dust cover plate (49) is snap-fitted on the top of the machine body (10).

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