Electrostatic powder spraying equipment for surface of steel door

Abstract

The utility model provides a steel door surface electrostatic powder spraying device which comprises a base and a belt conveyor, bearing plates are fixed to the two sides of the top of the base, a top plate is fixedly connected between the tops of the two bearing plates, and supporting plates are fixedly connected to the two sides of the top of the base and located under the top plate. Compared with the prior art, the powder spraying device has the following beneficial effects that the steel door is conveyed to the position below the powder spraying assembly by starting the belt conveyor, meanwhile, the pump body is started to extract external electrostatic powder, the external electrostatic powder is conveyed into the powder spraying assembly and sprayed out, and the motor in the powder spraying assembly is started; and the bending pipe and the multiple spray heads are driven to conduct circumferential spraying, the repeated spraying area is enlarged, conveying of the steel door is not affected, the electrostatic powder spraying machining quality of the steel door is improved, and meanwhile the electrostatic powder spraying machining efficiency of the steel door is improved.

Description

Technical Field

[0001] The utility model relates to electrostatic powder spraying equipment for the surface of steel doors, belonging to the field of steel door processing equipment. Background Art

[0002] Steel door electrostatic powder spraying equipment is a processing equipment specially used for electrostatic powder spraying of steel doors. It is mainly composed of a powder spraying room, a powder spraying cabinet, a conveyor chain, a paint scraper, a powder spraying machine, an electrostatic generator and other parts. This equipment is mainly used for the surface treatment of steel doors to improve their aesthetics and rust resistance.

[0003] In the prior art, the steel door is transported to the bottom of the powder spraying end of the powder spraying machine for powder spraying. Since the installation position of the nozzle is fixed, although multiple nozzles are installed for powder spraying, the spraying shape of the nozzle is triangular, with more powder in the middle and less powder on both sides, which leads to uneven electrostatic powder spraying and reduces the quality of the electrostatic powder spraying of the steel door.

[0004] In summary, the present invention provides an electrostatic powder spraying device for steel door surfaces to solve the above problems. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide an electrostatic powder spraying device for steel door surfaces to solve the problem of uneven spraying mentioned in the above background technology.

[0006] Material toggling mechanism, its both sides respectively have a cylinder pressure, and the cylinder pressure bar connects swing arm, and the swing arm end face has hook portion, and a bar passes position between the end of two swing arms and the hook portion.

[0007] Furthermore, both ends of the belt conveyor extend to the outside of the two splash-proof half-covers through two processing windows respectively, the splash-proof half-covers are slidably connected to the clamping plate, and the top of the slide seat is slidably connected to the top of the splash-proof half-covers.

[0008] Furthermore, a slide groove adapted to the top of the splash-proof half cover is provided on the top of the slide seat, and a slide groove cooperating with the sliding of the card plate is provided on the top of the splash-proof half cover.

[0009] Furthermore, the powder circumferential spraying assembly includes two electric lifting rods, which are respectively fixedly connected to the bottom of the card plate, and a circular plate is fixedly connected between the output ends of the two electric lifting rods. A bending tube passes through the bottom of the circular plate, and the top of the bending tube is connected to a corrugated telescopic tube. The top of the corrugated telescopic tube is connected to a feed pipe, one end of the feed pipe passes through the bottom of the card plate and extends to the top of the card plate, one end of the feed pipe is connected to a conveying pipe, one end of the conveying pipe and the bottom of the top plate is connected to a pump body, the feed end of the pump body is connected to a connecting pipe, and the bending pipe is rotatably connected to the corrugated telescopic tube.

[0010] Furthermore, the bending tube is rotatably connected to the circular plate, and the corrugated telescopic tube is rotatably connected to the feed pipe.

[0011] Furthermore, the feed pipe is rotatably connected to the clamping plate, and the feed pipe is rotatably connected to the conveying pipe.

[0012] Furthermore, one side of the top of the circular plate is fixedly connected to a chassis, a motor is fixedly connected to the inside of the chassis, an output end of the motor is fixedly connected to a driving shaft, one end of the driving shaft passes through the chassis and extends to the outside of the chassis, one end of the driving shaft is fixedly sleeved with a driving wheel, a driven wheel is sleeved on the pipe surface of the bending pipe and located at the bottom of the driving wheel, and a plurality of nozzles are evenly connected to the bottom of the pipe surface of the bending pipe from left to right.

[0013] Furthermore, the driving wheel is meshed with the driven wheel, and the driving shaft is rotationally connected to the chassis.

[0014] Beneficial effects of the utility model:

[0015] By starting the belt conveyor to transport the steel door to the bottom of the powder spraying assembly, and at the same time starting the pump body to extract the external electrostatic powder and transport it to the inside of the powder spraying assembly and spray it out, starting the motor inside the powder spraying assembly to drive the bending pipe and multiple nozzles to perform circumferential spraying, thereby expanding the area of repeated spraying without affecting the transmission of the steel door, improving the quality of the electrostatic powder spraying of the steel door, and improving the efficiency of the electrostatic powder spraying of the steel door.

[0016] Two splash-proof half covers and two baffles can shield the flying powder generated during the electrostatic powder processing of steel doors, effectively improving the environmental quality of the steel door processing workshop.

[0017] A slide groove is provided on the top of the slide seat to match the top of the splash-proof half-cover, and a slide groove is provided on the top of the splash-proof half-cover to cooperate with the sliding of the pallet. Both ends of the slide groove on the top of the slide seat and the slide groove on the top of the splash-proof half-cover are connected, so that the two splash-proof half-covers can be pulled out from between the two sides of the pallet and the top of the two slide seats respectively, so that the electrostatic powder adhered to the inner wall of the splash-proof half-cover can be cleaned, which effectively improves the cleaning convenience of the electrostatic powder spraying equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic structural perspective diagram of an electrostatic powder spraying device for steel door surfaces according to the present invention;

[0019] Figure 2 This is a schematic front view of the structure of an electrostatic powder spraying device for steel door surfaces according to the present invention;

[0020] Figure 3 This is a schematic main cross-sectional view of the structure of an electrostatic powder spraying device for steel door surfaces according to the present invention;

[0021] Figure 4 for Figure 3 The schematic front view of the structure of the powder circumferential spraying assembly shown;

[0022] Figure 5 for Figure 3 The main cross-sectional view of the structure of the powder circumferential spraying assembly shown;

[0023] Figure 6 for Figure 3 The schematic bottom view of the structure of the powder circumferential spraying assembly is shown.

[0024] In the figure: 1. Base; 2. Load-bearing plate; 3. Top plate; 4. Support plate; 5. Slide; 6. Splash-proof half cover; 7. Powder circumferential spraying assembly; 8. Connecting plate; 9. Clamping plate; 10. Pump body; 11. Delivery pipe; 12. Connecting pipe; 13. Baffle; 14. Processing window; 15. Belt conveyor; 71. Electric lifting rod; 72. Circular plate; 73. Bending pipe; 74. Corrugated telescopic pipe; 75. Feed pipe; 76. Chassis; 77. Motor; 78. Driving shaft; 79. Driving wheel; 710. Driven wheel; 711. Nozzle. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0026] See also Figure 1-6The utility model provides a technical solution: an electrostatic powder spraying device for steel door surface, comprising a base 1 and a belt conveyor 15, a load-bearing plate 2 is fixed on both sides of the top of the base 1, a top plate 3 is fixedly connected between the tops of the two load-bearing plates 2, a support plate 4 is fixedly connected on both sides of the top of the base 1 and directly below the top plate 3, the belt conveyor 15 is fixedly connected to the top of the base 1 and is located between the two support plates 4, the tops of the two support plates 4 are fixedly connected to a slide 5, both sides of the bottom of the top plate 3 are fixedly connected to a connecting plate 8, and the two connecting plates 8 A clamping plate 9 is fixedly connected between the bottom of the two slides 5. Splash-proof half-covers 6 are clamped between the two sides of the clamping plate 9 and the tops of the two slides 5. Baffles 13 are fixedly connected to the front and rear sides of the bottom of the clamping plate 9 and between the two opposite sides of the splash-proof half-covers 6. The baffle 13 is clamped between the two splash-proof half-covers 6. A powder circumferential spraying assembly 7 runs through the top and bottom of the clamping plate 9. A processing window 14 is provided at the bottom of the two baffles 13 and between the two opposite sides of the splash-proof half-covers 6. The belt conveyor 15 is a friction-driven machine that transports materials continuously. It is mainly composed of a frame, a conveyor belt, rollers, a drum, a tensioning device, a transmission device, etc. It can form a material conveying process from the initial feeding point to the final unloading point on a certain conveyor line. The belt conveyor 15 is connected to an external power supply and is provided with a power control switch to convey the steel door.

[0027] See also Figure 1-3 The two ends of the belt conveyor 15 extend to the outside of the two splash-proof half-covers 6 through two processing windows 14 respectively, and the splash-proof half-covers 6 are slidably connected to the card plate 9, and the top of the slide 5 is slidably connected to the top of the splash-proof half-cover 6. By placing the steel door on the top of the belt conveyor 15, the steel door is conveyed to the bottom of the powder circumferential spraying assembly 7 from one processing window 14 for electrostatic powder spraying. After processing, the steel door can be transported out from the inside of the other processing window 14 by the belt conveyor 15. The top of the slide 5 is provided with a slide groove that matches the top of the splash-proof half-cover 6, and the top of the splash-proof half-cover 6 is provided with a slide groove that slides with the card plate 9. The slide groove on the top of the slide 5 and the two ends of the slide groove on the top of the splash-proof half-cover 6 are connected, so that the two splash-proof half-covers 6 can be pulled out from between the two sides of the card plate 9 and the top of the two slides 5 respectively, so that the electrostatic powder adhered to the inner wall of the splash-proof half-cover 6 can be cleaned.

[0028] See also Figure 3-6The powder circumferential spraying assembly 7 includes two electric lifting rods 71, the two electric lifting rods 71 are respectively fixedly connected to the bottom of the card plate 9, and a circular plate 72 is fixedly connected between the output ends of the two electric lifting rods 71. The bottom of the circular plate 72 is penetrated by a bending tube 73, and the top of the bending tube 73 is connected to a corrugated telescopic tube 74. The top of the corrugated telescopic tube 74 is connected to a feeding pipe 75. One end of the feeding pipe 75 passes through the bottom of the card plate 9 and extends to the top of the card plate 9. One end of the feeding pipe 75 is connected to the conveying pipe 11. One end of the conveying pipe 11 is located at the bottom of the top plate 3 and is connected to the pump body 10. The pump body 10 is connected to an external power supply and is provided with a power control switch. The feeding end of the pump body 10 is connected to a connecting pipe 12, and the bending pipe 73 is rotatably connected to the corrugated telescopic tube 74. One end of the connecting pipe 12 is connected to an external electrostatic powder storage box, so that the electrostatic powder can be extracted and transported through the pump body 10 and the connecting pipe 12. The cam 76 is connected to the top of the frame 76, and the motor 77 is connected to the bottom of the frame 76. The motor 77 is connected to the external power supply and is provided with a power control switch. The output end of the motor 77 is fixedly connected to the driving shaft 78. One end of the driving shaft 78 passes through the frame 76 and extends to the outside of the frame 76. One end of the driving shaft 78 is fixedly provided with a driving wheel 79. The pipe surface of the bending pipe 73 and the bottom of the driving wheel 79 are provided with a driven wheel 710. The bottom of the pipe surface of the bending pipe 73 is evenly connected with a plurality of nozzles 711 from left to right. The driving wheel 79 meshes with the driven wheel 710. The driving shaft 78 is rotatably connected to the frame 76. The other end of the bending pipe 73 extends to just above the edge of the conveyor belt inside the belt conveyor 15.

[0029] Specific implementation method: By placing the steel door on the top of the belt conveyor 15, starting the belt conveyor 15 to transport the steel door from a processing window 14 to the bottom of the powder circumferential spraying assembly 7, and then starting the pump body 10, the electrostatic powder is extracted through the connecting pipe 12 and transported to the feed pipe 75 inside the powder circumferential spraying assembly 7, and transported in sequence from the feed pipe 75, the corrugated telescopic pipe 74 and the bending pipe 73, and sprayed simultaneously through the multiple nozzles 711 at the bottom of the bending pipe 73, and at the same time starting the motor 77 inside the chassis 76, the motor 77 drives the driving shaft 78 to rotate, the driving shaft 78 drives the driving wheel 79 to rotate, the driving wheel 79 drives the driven wheel 710 to rotate, and the driven wheel 710 drives the bending pipe 73 to rotate, thereby driving the multiple nozzles 711 at the bottom to perform circular motion spraying just above the belt conveyor 15 below, thereby effectively expanding the electrostatic powder spraying of the steel door, and in the process of conveying the steel door, the bending pipe 7 3 drives multiple nozzles 711 to perform circumferential spraying, which expands the area of repeated spraying and does not affect the transmission of the steel door, thereby improving the quality of the electrostatic powder spraying process of the steel door and improving the efficiency of the electrostatic powder spraying process of the steel door. After processing, the steel door can be transported out from the inside of another processing window 14 by the belt conveyor 15. The top of the slide 5 is provided with a slide groove that is compatible with the top of the splash-proof half cover 6. The top of the splash-proof half cover 6 is provided with a slide groove that cooperates with the sliding of the card plate 9. The slide groove on the top of the slide 5 and the slide groove on the top of the splash-proof half cover 6 are both connected, so that the two splash-proof half covers 6 can be respectively pulled out from between the two sides of the card plate 9 and the top of the two slides 5, so that the electrostatic powder adhered to the inner wall of the splash-proof half cover 6 can be cleaned, and the two splash-proof half covers 6 and the two baffles 13 can block the splashing powder generated in the process of electrostatic powder feces processing of the steel door, thereby effectively improving the environmental quality of the steel door processing workshop.

[0030] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. An electrostatic powder spraying device for steel door surfaces, comprising a base (1) and a belt conveyor (15), characterized in that: The top of the base (1) is fixed with load-bearing plates (2) on both sides, and a top plate (3) is fixedly connected between the tops of the two load-bearing plates (2). The tops of the two load-bearing plates (2) are fixedly connected with support plates (4) on both sides of the top of the base (1) and located directly below the top plate (3). The belt conveyor (15) is fixedly connected to the top of the base (1) and located between the two support plates (4). The tops of the two support plates (4) are fixedly connected with slides (5). The bottom of the top plate (3) is fixedly connected with connecting plates (8). The two connecting plates (4) are fixedly connected to the top of the base (1). A clamping plate (9) is fixedly connected between the bottoms of the plates (8), and splash-proof half-covers (6) are clamped between the two sides of the clamping plate (9) and the tops of the two slide seats (5). A baffle (13) is fixedly connected between the front and rear sides of the bottom of the clamping plate (9) and between the opposite sides of the two splash-proof half-covers (6). A powder circumferential spraying assembly (7) passes through the top and bottom of the clamping plate (9), and a processing window (14) is provided at the bottom of the two baffles (13) and between the opposite sides of the two splash-proof half-covers (6).

2. The electrostatic powder spraying equipment for steel door surface according to claim 1, characterized in that: The two ends of the belt conveyor (15) extend to the outside of the two splash-proof half covers (6) through two processing windows (14), the splash-proof half covers (6) are slidably connected to the clamping plate (9), and the top of the slide seat (5) is slidably connected to the top of the splash-proof half covers (6).

3. The electrostatic powder spraying equipment for steel door surface according to claim 1 is characterized in that: The top of the slide seat (5) is provided with a slide groove matched with the top of the splash-proof half cover (6), and the top of the splash-proof half cover (6) is provided with a slide groove matched with the sliding of the clamping plate (9).

4. The electrostatic powder spraying equipment for steel door surface according to claim 1, characterized in that: The powder circumferential spraying assembly (7) includes two electric lifting rods (71), the two electric lifting rods (71) are respectively fixedly connected to the bottom of the card plate (9), a circular plate (72) is fixedly connected between the output ends of the two electric lifting rods (71), a bending tube (73) is passed through the bottom of the circular plate (72), the top end of the bending tube (73) is connected to a corrugated telescopic tube (74), the top end of the corrugated telescopic tube (74) is connected to a feeding pipe (75), one end of the feeding pipe (75) passes through the bottom of the card plate (9) and extends to the top of the card plate (9), one end of the feeding pipe (75) is connected to a conveying pipe (11), one end of the conveying pipe (11) and located at the bottom of the top plate (3) is connected to a pump body (10), the feeding end of the pump body (10) is connected to a connecting pipe (12), and the bending tube (73) is rotatably connected to the corrugated telescopic tube (74).

5. The electrostatic powder spraying equipment for steel door surface according to claim 4 is characterized in that: The bending tube (73) is rotatably connected to the circular plate (72), and the bellows telescopic tube (74) is rotatably connected to the feed tube (75).

6. The electrostatic powder spraying equipment for steel door surface according to claim 4, characterized in that: The feed pipe (75) is rotatably connected to the clamping plate (9), and the feed pipe (75) is rotatably connected to the conveying pipe (11).

7. The electrostatic powder spraying equipment for steel door surface according to claim 4, characterized in that: One side of the top of the circular plate (72) is fixedly connected to a chassis (76), the interior of the chassis (76) is fixedly connected to a motor (77), the output end of the motor (77) is fixedly connected to a driving shaft (78), one end of the driving shaft (78) passes through the chassis (76) and extends to the outside of the chassis (76), one end of the driving shaft (78) is fixedly sleeved with a driving wheel (79), the tube surface of the bending tube (73) and located at the bottom of the driving wheel (79) are sleeved with a driven wheel (710), and the bottom of the tube surface of the bending tube (73) is evenly connected to a plurality of nozzles (711) from left to right.

8. The electrostatic powder spraying equipment for steel door surface according to claim 7, characterized in that: The driving wheel (79) is meshed with the driven wheel (710), and the driving shaft (78) is rotationally connected to the chassis (76).

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