Dust suppression device for electrostatic spraying paint production

Abstract

The utility model relates to the technical field of coating production, and discloses a dust suppression device for electrostatic spraying coating production, which comprises a frame, a conveyor belt rotatably mounted on the frame, a feeding box fixedly mounted on the frame, a processing box fixedly mounted on the frame, and a crushing roller rotatably mounted on the processing box. A material receiving box is fixedly mounted on the lower side of the processing box, and a dust suppression assembly is arranged on the processing box; and the dust suppression assembly comprises a dust collection box, the dust collection box is fixedly installed on the processing box, a suction fan is fixedly installed on the dust collection box, and a first extension pipe, a second extension pipe and an elastic pipe which are matched for dust collection are arranged on the two sides of the dust collection box. The dust suppression assembly is arranged, the two elastic pipes are controlled to rotate and expand towards the two sides while smashing is conducted, then the suction fan is controlled to be started, air suction operation is conducted through the elastic pipes, dust generated in the smashing and follow-up discharging process can be sucked away at the moment, and dust pollution is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of coating production, in particular to a dust suppression device for electrostatic spraying coating production. Background Art

[0002] Powder coating is the process of spraying powder coating onto the surface of a workpiece using a powder spraying device. Under the action of static electricity, the powder will be evenly adsorbed on the surface of the workpiece to form a powdery coating. The powder coating is then baked at high temperature to level and solidify, becoming a final coating with different effects (different types of powder coating effects). During the production process of electrostatic powder coating, the raw materials need to be crushed and then ground in a grinder to obtain the powder coating required for spraying.

[0003] During the crushing process, the raw materials are squeezed out by the equipment and then conveyed to the crushing roller for crushing. In the process of crushing the raw materials, a lot of dust will be generated. The dust overflowing into the surrounding environment will not only cause environmental pollution, but also the dust may be inhaled by the workers and affect their health.

[0004] To this end, we propose a dust suppression device for electrostatic spray coating production. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a dust suppression device for electrostatic spraying paint production.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a dust suppression device for electrostatic spray coating production, comprising a frame, a conveyor belt rotatably mounted on the frame, a feed box fixedly mounted on the frame, a processing box fixedly mounted on the frame, a crushing roller rotatably mounted on the processing box, a receiving box fixedly mounted on the lower side of the processing box, and a dust suppression component provided on the processing box;

[0007] The dust suppression assembly includes a dust collection box, which is fixedly installed on the processing box. A suction fan is fixedly installed on the dust collection box. Extension tube 1, extension tube 2 and an elastic tube are arranged on both sides of the dust collection box to cooperate with dust collection.

[0008] Preferably, the first epitaxial tube is fixedly mounted on one side of the dust collecting box, the second epitaxial tube is fixedly mounted on the other side of the dust collecting box, and the elastic tube is arranged on the first epitaxial tube and the second epitaxial tube.

[0009] Preferably, the dust suppression assembly also includes a connecting frame, which is fixedly mounted on the elastic tube. The connecting frame is threadedly connected to the extension tube one and the extension tube two by bolts. A fixed frame plate is fixedly mounted on one side of the elastic tube. A driving assembly is provided on the frame, and an interception and cleaning assembly is provided inside the dust collection box.

[0010] Preferably, the driving assembly includes a driving gear 1, which is rotatably mounted on the frame, a driving gear 2 is rotatably mounted on one side of the driving gear 1, the driving gear 2 is engaged with the driving gear 1, and the driving gear 2 is rotatably connected to the frame, a driving gear 3 is rotatably mounted on one side of the driving gear 2, the driving gear 3 is engaged with the driving gear 2, and the driving gear 3 is rotatably connected to the frame, a rotating arm is fixedly mounted on the driving gear 3, and the two rotating arms are respectively fixedly connected to the corresponding fixed frame plates.

[0011] Preferably, the interception and cleaning assembly includes a filter screen, two filters are fixedly mounted on both sides of the dust collection box, the filter screens are arranged on both sides of the dust collection box corresponding to the extension tube one and the extension tube two, a blower is fixedly mounted on one side of the dust collection box, and two cleaning brushes are slidably mounted on the dust collection box.

[0012] Preferably, the intercepting and cleaning component also includes a winding roller one, which is rotatably installed on the dust collection box, and a pull rope one is provided on the winding roller one, and the pull rope one is wound on the winding roller one, and a pull rope two is provided on the winding roller one, and the pull rope two is wound on the winding roller one, and two winding rollers two are rotatably installed inside the dust collection box, and a pull rope three is provided on the winding roller two, and the pull rope three is wound on the winding roller two.

[0013] Preferably, one end of the pull rope 1 and the pull rope 2 are fixedly connected to the two cleaning brushes respectively, one end of the pull rope 3 is fixedly connected to the corresponding cleaning brush, and the winding roller 2 is rotatably installed on the dust collection box through a rotating shaft, and a torsion spring is provided on the rotating shaft.

[0014] The utility model provides a dust suppression device for electrostatic spray coating production, which has the following improvements and advantages compared with the prior art: by providing a dust suppression component, when the raw materials are crushed, the crushing roller crushes the raw materials, and at the same time, the two elastic tubes are controlled to rotate and spread to both sides, and then the suction fan is controlled to start and perform suction operation through the elastic tubes. At this time, the dust generated during the crushing and subsequent feeding process can be sucked away to avoid dust pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are merely illustrative, and those skilled in the art can derive other implementation drawings based on the provided drawings without inventive effort.

[0016] Figure 1 This is a schematic diagram of the structure of a dust suppression device for electrostatic spray coating production proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of a dust suppression component in a dust suppression device for electrostatic spray paint production proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of an interception and cleaning component in a dust suppression device for electrostatic spray paint production proposed by the present utility model;

[0019] Figure 4 for Figure 3 Enlarged schematic diagram of point A in the middle.

[0020] Legend:

[0021] 1. Frame; 2. Conveyor belt; 3. Feed box; 4. Processing box; 5. Receiving box; 6. Crushing roller; 7. Dust collection box; 8. Extension tube 1; 9. Extension tube 2; 10. Suction fan; 11. Elastic tube; 12. Fixed frame plate; 13. Connecting frame; 14. Rotating arm; 15. Drive gear 1; 16. Drive gear 2; 17. Drive gear 3; 18. Filter; 19. Blower; 20. Winding roller 1; 21. Pull rope 1; 22. Pull rope 2; 23. Winding roller 2; 24. Cleaning brush; 25. Pull rope 3. DETAILED DESCRIPTION

[0022] 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.

[0023] A dust suppression device for electrostatic spray coating production, such as Figure 1 - Figure 4As shown, it includes a frame 1, a conveyor belt 2 is rotatably installed on the frame 1, a feeding box 3 is fixedly installed on the frame 1, the paint raw materials enter the feeding box 3 from the external feeding pipe and are extruded to the conveyor belt 2 for transmission, a processing box 4 is fixedly installed on the frame 1, a crushing roller 6 is rotatably installed on the processing box 4, the crushing roller 6 can crush the extruded paint raw materials transmitted on the conveyor belt 2, and a receiving box 5 is fixedly installed on the lower side of the processing box 4, the receiving box 5 can collect the crushed raw materials, and a dust suppression component is provided on the processing box 4, the dust suppression component can collect dust during the crushing and raw material collection process; by providing the dust suppression component, the paint raw materials are extruded through the feeding box 3 and then conveyed to the side of the crushing roller 6 via the conveyor belt 2 for crushing, and the crushed raw materials leak from the processing box 4 to the inside of the receiving box 5 for collection. When the raw materials are crushed, the dust suppression component can recover and suppress the dust generated during the processing to avoid pollution caused by dust overflow.

[0024] Furthermore, the dust suppression component includes a dust collection box 7, which is fixedly mounted on the processing box 4. The dust collection box 7 is a hollow structure. A suction fan 10 is fixedly mounted on the dust collection box 7. The suction fan 10 is connected to the dust collection box 7 through a pipeline. An extension tube 1 8 is fixedly mounted on one side of the dust collection box 7. The extension tube 1 8 is a hollow tubular structure. An extension tube 2 9 is fixedly mounted on the other side of the dust collection box 7. The extension tube 2 9 is a hollow tubular structure. An elastic tube 11 with elasticity is provided on the extension tube 1 8 and the extension tube 2 9. A connecting frame 13 is fixedly mounted on the elastic tube 11. The connecting frame 13 is threadedly connected to the extension tube 1 8 and the extension tube 2 9 by bolts. Next, a fixed frame plate 12 is fixedly installed on one side of the elastic tube 11, and a driving assembly is provided on the frame 1. The driving assembly can drive the elastic tubes 11 on both sides to expand to absorb the dust, and an interception and cleaning assembly is provided inside the dust collecting box 7; by providing a dust suppression assembly, when the raw material is crushed, the crushing roller 6 crushes the raw material, and at the same time, the two elastic tubes 11 are controlled to rotate and expand to both sides, and then the suction fan 10 is controlled to start and perform suction operation through the elastic tube 11. At this time, the dust generated during the crushing and subsequent unloading process can be sucked away to avoid dust pollution. After cleaning, the elastic tubes 11 on both sides can be controlled to be retracted to avoid affecting the subsequent unloading operation in the receiving box 5.

[0025] Furthermore, the driving assembly includes a driving gear 15, which is rotatably mounted on the frame 1 and driven by a servo motor. The servo motor is electrically connected to the peripheral controller. A driving gear 2 16 is rotatably mounted on one side of the driving gear 15. The driving gear 2 16 meshes with the driving gear 15. The driving gear 2 16 is rotatably connected to the frame 1. A driving gear 3 17 is rotatably mounted on one side of the driving gear 2 16. The driving gear 3 17 meshes with the driving gear 2 16. The driving gear 3 17 is rotatably connected to the frame 1. A rotating arm 14 is fixedly mounted on the driving gear 3 17. The two rotating arms 14 are respectively fixedly connected to the corresponding fixed frame plates 12. By providing a driving assembly During the processing, the servo motor is controlled to drive the driving gear 15 to rotate and engage with the driving gear 2 16 and the driving gear 3 17 to drive the rotating arms 14 on both sides to rotate to both sides. During the rotation of the rotating arms 14, the two elastic tubes 11 can be driven to rotate and open to both sides. During the processing, the suction fan 10 is controlled to start and perform suction operation through the opened elastic tube 11 to remove the dust. After the processing is completed, the servo motor is controlled to drive the driving gear 15 to rotate in the opposite direction and cooperate with the driving gear 2 16 and the driving gear 3 17 to drive the rotating arms 14 on both sides to drive the elastic tube 11 to rotate and retract. At this time, the raw materials in the receiving box 5 can be manually unloaded for subsequent grinding operations, and the crushing roller 6 can be cleaned at the same time.

[0026] Furthermore, the interception cleaning component includes a filter screen 18, two filter screens 18 are fixedly installed on both sides of the dust collection box 7, and the filter screens 18 are arranged on both sides of the dust collection box 7 corresponding to the extension tube 1 8 and the extension tube 2 9. A blower 19 is fixedly installed on one side of the dust collection box 7, and the blower 19 is electrically connected to the external controller. A winding roller 20 is rotatably installed on the dust collection box 7, and the winding roller 20 is driven by a servo motor. The servo motor is electrically connected to the external controller, and a winding roller 20 is arranged on the winding roller 20. There is a pull rope 21, which is wound on a winding roller 20. A pull rope 22 is provided on the winding roller 20. The pull rope 22 is wound on the winding roller 20. When the winding roller 20 rotates, the pull rope 21 and the pull rope 22 can be driven to wind or loosen synchronously. Two cleaning brushes 24 are slidably installed on the dust collection box 7. The cleaning brushes 24 can brush away the dust adhering to the filter screen 18. One end of the pull rope 21 and the pull rope 22 are fixedly connected to the two cleaning brushes 24 respectively. The internal rotation of the dust collection box 7 Two winding rollers 23 are dynamically installed, and a pull rope 3 25 is provided on the winding roller 23. The pull rope 3 25 is wound on the winding roller 23, and one end of the pull rope 3 25 is fixedly connected to the corresponding cleaning brush 24. The winding roller 23 is rotatably installed on the dust collecting box 7 through a rotating shaft, and a torsion spring is provided on the rotating shaft; by providing an intercepting cleaning component, when the raw material is crushed, the crushing roller 6 crushes the raw material, and the crushed raw material is collected by the receiving box 5. During the raw material crushing process, the dust collecting box 7 is started and passes through the two sides. The elastic tube 11 absorbs the dust, and the dust is intercepted by the filter 18 when entering the dust collection box 7. When there is too much dust attached to the filter 18, the blower 19 is controlled to start, and synchronously, the servo motor is controlled to drive the winding roller 20 to rotate and reel in the pull rope 21 and the conveyor belt 2. While reeling, the cleaning brushes 24 on both sides can be driven to slide and scrape off the dust attached to the filter 18 to ensure subsequent dust suppression. At the same time, the blower 19 blows air outward to accelerate the cleaning of the dust.

[0027] The working principle of the present invention is as follows: the coating raw materials are extruded through the feed box 3 and conveyed to the side of the crushing roller 6 via the conveyor belt 2 for crushing. The crushed raw materials flow down through the processing box 4 to the inside of the receiving box 5 for collection. When the raw materials are crushed, the servo motor is controlled to drive the driving gear 15 to rotate and mesh with the driving gear 2 16 and the driving gear 3 17 to drive the rotating arms 14 on both sides to rotate to both sides. During the rotation of the rotating arms 14, the two elastic tubes 11 can be driven to rotate and open to both sides. During processing, the suction fan 10 is controlled to start and perform suction operation through the opened elastic tube 11 to absorb dust. After processing is completed, the servo motor is controlled to drive the driving gear 15 to rotate and mesh with the driving gear 2 16 and the driving gear 3 17 to drive the rotating arms 14 on both sides to rotate to both sides. The moving gear 15 rotates in the opposite direction and cooperates with the driving gear 2 16 and the driving gear 3 17 to drive the rotating arms 14 on both sides to drive the elastic tube 11 to rotate and retract. At this time, the raw materials in the receiving box 5 can be manually unloaded for subsequent grinding operations. When there is too much dust attached to the filter 18, the blower 19 is controlled to start, and synchronously, the servo motor is controlled to drive the winding roller 1 20 to rotate and reel the pull rope 1 21 and the conveyor belt 2. While reeling, the cleaning brushes 24 on both sides can be driven to slide and scrape the dust attached to the filter 18 to ensure subsequent dust suppression. At the same time, the blower 19 blows air outward to accelerate the cleaning of the dust.

[0028] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A dust suppression device for electrostatic spray coating production, comprising a frame (1), a conveyor belt (2) rotatably mounted on the frame (1), a feed box (3) fixedly mounted on the frame (1), a processing box (4) fixedly mounted on the frame (1), and a crushing roller (6) rotatably mounted on the processing box (4), characterized in that: A material receiving box (5) is fixedly mounted on the lower side of the processing box (4), and a dust suppression component is provided on the processing box (4); The dust suppression assembly comprises a dust collection box (7), the dust collection box (7) is fixedly mounted on the processing box (4), a suction fan (10) is fixedly mounted on the dust collection box (7), and an extension tube 1 (8), an extension tube 2 (9) and an elastic tube (11) for cooperating with dust collection are arranged on both sides of the dust collection box (7).

2. A dust suppression device for electrostatic spray coating production according to claim 1, characterized in that: The first extension tube (8) is fixedly mounted on one side of the dust collecting box (7), the second extension tube (9) is fixedly mounted on the other side of the dust collecting box (7), and the elastic tube (11) is arranged on the first extension tube (8) and the second extension tube (9).

3. The dust suppression device for electrostatic spray coating production according to claim 1, characterized in that: The dust suppression assembly further comprises a connecting frame (13), the connecting frame (13) being fixedly mounted on the elastic tube (11), the connecting frame (13) being threadedly connected to the extension tube 1 (8) and the extension tube 2 (9) via bolts, a fixed frame plate (12) being fixedly mounted on one side of the elastic tube (11), a driving assembly being arranged on the frame (1), and an intercepting and cleaning assembly being arranged inside the dust collection box (7).

4. The dust suppression device for electrostatic spray coating production according to claim 3, characterized in that: The driving assembly includes a driving gear 1 (15), which is rotatably mounted on the frame (1); a driving gear 2 (16) is rotatably mounted on one side of the driving gear 1 (15); the driving gear 2 (16) and the driving gear 1 (15) are meshed with each other; the driving gear 2 (16) is rotatably connected to the frame (1); a driving gear 3 (17) is rotatably mounted on one side of the driving gear 2 (16); the driving gear 3 (17) and the driving gear 2 (16) are meshed with each other; the driving gear 3 (17) is rotatably connected to the frame (1); a rotating arm (14) is fixedly mounted on the driving gear 3 (17); and the two rotating arms (14) are respectively fixedly connected to the corresponding fixed frame plates (12).

5. The dust suppression device for electrostatic spray coating production according to claim 3, characterized in that: The intercepting cleaning component includes a filter screen (18), two filter screens (18) are fixedly installed on both sides of the dust collection box (7), the filter screens (18) are arranged on the dust collection box (7) at positions on both sides corresponding to the extension tube 1 (8) and the extension tube 2 (9), a blower (19) is fixedly installed on one side of the dust collection box (7), and two cleaning brushes (24) are slidably installed on the dust collection box (7).

6. The dust suppression device for electrostatic spray coating production according to claim 5, characterized in that: The intercepting and cleaning component also includes a winding roller (20), which is rotatably mounted on the dust collecting box (7), and a pull rope (21) is provided on the winding roller (20), and the pull rope (21) is wound on the winding roller (20), and a pull rope (22) is provided on the winding roller (20), and the pull rope (22) is wound on the winding roller (20), and two winding rollers (23) are rotatably mounted inside the dust collecting box (7), and a pull rope (3) is provided on the winding roller (23), and the pull rope (3) is wound on the winding roller (23).

7. A dust suppression device for electrostatic spray coating production according to claim 6, characterized in that: One end of the pull rope 1 (21) and the pull rope 2 (22) are fixedly connected to the two cleaning brushes (24) respectively, and one end of the pull rope 3 (25) is fixedly connected to the corresponding cleaning brush (24). The winding roller 2 (23) is rotatably installed on the dust collection box (7) through a rotating shaft, and a torsion spring is provided on the rotating shaft.

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