Cylindrical sheet metal part spraying equipment

Abstract

The utility model relates to the technical field of sheet metal part spraying, and provides cylindrical sheet metal part spraying equipment which comprises a workbench, a shell is fixedly installed on the top of the workbench, and a sodium hydroxide storage box is fixedly installed on one side of the top of the shell. Waste gas in the shell is pumped out by starting the exhaust fan, the waste gas is conveyed into the sodium hydroxide storage box through the gas collecting hood, meanwhile, sodium hydroxide in the sodium hydroxide storage box is pumped out by starting the diaphragm pump, the sodium hydroxide is conveyed into the coil pipe through the conveying pipe, and the sodium hydroxide is sprayed out through the atomization nozzle. Sodium hydroxide is fully contacted with the waste gas, so that the purpose of purifying the waste gas is achieved, meanwhile, the sodium hydroxide sprayed by the atomizing spray head falls onto the inner bottom wall of the sodium hydroxide storage box, so that the effect of recycling is achieved, and the gas after purifying the waste gas enters the filter box through the gas inlet pipe; the activated carbon filter screen is used for filtering the waste gas, and the activated carbon filter cotton is used for filtering and adsorbing the waste gas.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal spraying, and in particular to a cylindrical sheet metal spraying device. Background Art

[0002] Sheet metal is a comprehensive cold processing technology for metal sheets usually less than 6mm, including shearing, punching / cutting / combining, folding, welding, riveting, splicing, forming (such as car body), etc. Its most notable feature is that the thickness of the same part is consistent. The products processed by sheet metal technology are called sheet metal parts. The sheet metal parts referred to in different industries are generally different, and are mostly used for assembly.

[0003] Known Chinese patent: (application number: CN202123170155.4) discloses a spraying and drying device for chassis sheet metal parts, wherein the inner wall at the top of the sodium hydroxide storage box is respectively installed with a sliding mechanism, a spraying mechanism and a drying mechanism, a fixed frame is arranged on the sliding mechanism, a group of the fixed frames are fixedly installed with a fixed seat at the bottom, a loading rack is rotatably installed on the opposite side of the fixed seat, a servo motor is fixedly installed on one side of the fixed seat on the right side, a first rotating shaft is fixedly installed on the output shaft end of the servo motor, an end of the first rotating shaft away from the servo motor passes through one side of the fixed seat on the right side and is fixedly connected to the loading rack on the right side, an electric push rod is fixedly installed inside the loading rack, a limiting plate is fixedly installed on the piston rod end of the electric push rod, and the air can be heated and transported by cooperating with the heating box and the air pump, and the sprayed sheet metal parts can be dried through the nozzle, thereby improving the drying efficiency of the sheet metal parts and reducing the time required for drying.

[0004] However, in the implementation of relevant technologies, it was found that the above-mentioned universal hanging connector adjustment assembly has the following problems: the sheet metal parts need to be sprayed during production and processing, but when the sheet metal parts are dried after spraying, it is difficult to deal with the toxic gases generated by drying, which leads to direct emissions that are likely to cause environmental pollution. Therefore, a cylindrical sheet metal spraying equipment is proposed. Utility Model Content

[0005] The utility model proposes a cylindrical sheet metal spraying equipment, which solves the problem in the related technology that sheet metal parts need to be sprayed during production and processing, but the above technical solution is difficult to treat the toxic gases generated by drying the sheet metal parts after spraying, which leads to direct discharge and easy pollution to the environment.

[0006] The technical scheme of the utility model is as follows: a cylindrical sheet metal spraying equipment, comprising: a workbench, a shell is fixedly installed on the top of the workbench, a sodium hydroxide storage box is fixedly installed on one side of the top of the shell, a coil is arranged on the inner top wall of the sodium hydroxide storage box, a plurality of atomizing nozzles are arranged on the outer side wall of the coil, a diaphragm pump is fixedly installed on one side of the sodium hydroxide storage box, a delivery pipe is fixedly connected to the output end of the diaphragm pump, one end of the delivery pipe extends to the interior of the sodium hydroxide storage box and is connected to the coil, and the input end of the diaphragm pump extends to the interior of the sodium hydroxide storage box;

[0007] A filter box is fixedly installed on the top of the sodium hydroxide storage box, and an activated carbon filter screen, activated carbon filter cotton and a high-efficiency air filter are arranged in sequence from top to bottom inside the filter box. An exhaust pipe is fixedly installed on one side of the filter box, and an air intake pipe is fixedly installed on the front side of the filter box;

[0008] The inner top wall of the shell is provided with an air collecting hood, the inner wall of the air collecting hood is provided with an exhaust fan through a mounting plate, the inner top wall of the shell is provided with a spraying mechanism, the other side of the top of the shell is provided with a feeding mechanism, the top of the shell is provided with a heating mechanism, and the top of the workbench is provided with a conveying mechanism.

[0009] Preferably, the spraying mechanism includes two electric retractable rods fixedly mounted on one side of the inner top wall of the shell, the output ends of the two electric retractable rods are commonly fixedly connected to an annular tube, a plurality of second nozzles are arranged on the outer side wall of the annular tube, a hose is arranged above the outer side wall of the annular tube, and one end of the hose movably passes through the shell.

[0010] Preferably, the feeding mechanism comprises a material storage box fixedly mounted on the other side of the top of the shell, a gear pump is fixedly mounted on the rear side of the material storage box, and an output end of the gear pump is connected to the hose.

[0011] Preferably, the heating mechanism includes a heating box fixedly mounted on the top of the shell, a plurality of heating wires are arranged inside the heating box, an air pump is fixedly mounted on the top of the shell, the air pump is located on one side of the heating box, a serpentine coil is fixedly mounted on the inner top wall of the shell, a plurality of third nozzles are arranged on the outer side wall of the serpentine coil, and the other side of the heating box is connected to the serpentine coil through a pipe.

[0012] Preferably, the conveying mechanism includes two fixed plates fixedly mounted on the top of the workbench, a plurality of transmission rollers are rotatably connected to opposite sides of the two fixed plates, the outer side walls of the plurality of transmission rollers are commonly tensioned and connected to a conveyor belt, a motor is fixedly mounted on one side of one of the two fixed plates, and the output end of the motor is connected to one of the plurality of transmission rollers.

[0013] The working principle and beneficial effects of the utility model are:

[0014] 1. The exhaust gas inside the shell is extracted by starting the exhaust fan, and the exhaust gas is transported to the inside of the sodium hydroxide storage box through the gas collecting hood. At the same time, the sodium hydroxide inside the sodium hydroxide storage box is extracted by starting the diaphragm pump, and the sodium hydroxide is transported to the inside of the coil through the delivery pipe, and sprayed through the atomizing nozzle, so that the sodium hydroxide is fully in contact with the exhaust gas, thereby achieving the purpose of purifying the exhaust gas. At the same time, the sodium hydroxide sprayed through the atomizing nozzle falls to the inner bottom wall of the sodium hydroxide storage box, thereby achieving the effect of recycling;

[0015] 2. The purified waste gas enters the filter box through the air inlet pipe, passes through the activated carbon filter to filter the waste gas, and is filtered and adsorbed by the activated carbon filter cotton. At the same time, the waste gas can be further filtered through the high-efficiency air filter, and the filtered waste gas is discharged through the exhaust pipe, thereby achieving the purpose of multiple treatment and filtration of the toxic waste gas generated during drying, and effectively preventing the problem of direct discharge causing pollution to the environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall side-view stereoscopic structure of the utility model;

[0019] Figure 3 It is a schematic diagram of a partially cutaway three-dimensional structure of a shell of the utility model;

[0020] Figure 4 This is a schematic diagram of the cross-sectional three-dimensional structure of the sodium hydroxide storage box of the utility model;

[0021] Figure 5 It is a schematic diagram of the cross-sectional three-dimensional structure of the heating box of the utility model;

[0022] Figure 6 It is a schematic diagram of a partially cutaway three-dimensional structure of the conveyor belt of the utility model.

[0023] In the figure: 1, workbench; 2, shell; 3, sodium hydroxide storage box; 4, coil; 5, atomizing nozzle; 6, diaphragm pump; 7, delivery pipe; 8, filter box; 9, activated carbon filter; 10, activated carbon filter cotton; 11, high-efficiency air filter; 12, exhaust pipe; 13, air inlet pipe; 14, air collecting hood; 15, exhaust fan; 16, spraying mechanism; 17, feeding mechanism; 18, heating mechanism; 19, delivery mechanism; 160, electric retracting rod; 161, annular tube; 162, second nozzle; 163, hose; 170, storage box; 171, gear pump; 180, heating box; 181, air pump; 182, serpentine coil; 183, third nozzle; 184, heating wire; 190, fixing plate; 191, transmission roller; 192, conveyor belt; 193, motor. DETAILED DESCRIPTION

[0024] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Embodiment 1

[0026] See also Figure 1 - Figure 6 A cylindrical sheet metal spraying equipment comprises: a workbench 1, a shell 2 is fixedly installed on the top of the workbench 1, a sodium hydroxide storage box 3 is fixedly installed on one side of the top of the shell 2, a coil 4 is arranged on the inner top wall of the sodium hydroxide storage box 3, a plurality of atomizing nozzles 5 are arranged on the outer side wall of the coil 4, a diaphragm pump 6 is fixedly installed on one side of the sodium hydroxide storage box 3, a delivery pipe 7 is fixedly connected to the output end of the diaphragm pump 6, one end of the delivery pipe 7 extends to the inside of the sodium hydroxide storage box 3 and is connected to the coil 4, and an input end of the diaphragm pump 6 extends to the inside of the sodium hydroxide storage box 3;

[0027] A filter box 8 is fixedly installed on the top of the sodium hydroxide storage box 3, and an activated carbon filter screen 9, an activated carbon filter cotton 10 and a high-efficiency air filter 11 are arranged in sequence from top to bottom inside the filter box 8, an exhaust pipe 12 is fixedly installed on one side of the filter box 8, and an air intake pipe 13 is fixedly installed on the front side of the filter box 8;

[0028] An air collecting hood 14 is disposed on the inner top wall of the shell 2 , an exhaust fan 15 is disposed on the inner wall of the air collecting hood 14 via a mounting plate, a heating mechanism 18 is disposed on the top of the shell 2 , and a conveying mechanism 19 is disposed on the top of the workbench 1 .

[0029] The utility model provides a method of extracting the exhaust gas inside the shell 2 by starting the exhaust fan 15, and conveying the exhaust gas to the inside of the sodium hydroxide storage box 3 through the gas collecting hood 14, and at the same time, extracting the sodium hydroxide inside the sodium hydroxide storage box 3 by starting the diaphragm pump 6, conveying the sodium hydroxide to the inside of the coil 4 through the conveying pipe 7, and spraying it through the atomizing nozzle 5, so that the sodium hydroxide is fully in contact with the exhaust gas, thereby achieving the purpose of purifying the exhaust gas, and at the same time, the sodium hydroxide sprayed through the atomizing nozzle 5 falls on the inner bottom wall of the sodium hydroxide storage box 3, thereby achieving the effect of recycling, so that the gas after the exhaust gas is purified enters the inside of the filter box 8 through the air inlet pipe 13, passes through the activated carbon filter 9 for filtering the exhaust gas, and filters and adsorbs the exhaust gas through the activated carbon filter cotton 10, and at the same time, the exhaust gas can be further filtered through the high-efficiency air filter 11, so that the filtered exhaust gas is discharged through the exhaust pipe 12, thereby achieving the purpose of multiple processing and filtering of the toxic exhaust gas generated during drying, and effectively preventing the problem of direct discharge causing pollution to the environment.

[0030] Embodiment 2

[0031] Based on Example 1, this embodiment includes: a spraying mechanism 16 is provided on the inner top wall of the shell 2, and a feeding mechanism 17 is provided on the other side of the top of the shell 2. The spraying mechanism 16 includes two electric retracting rods 160 fixedly installed on one side of the inner top wall of the shell 2, and the output ends of the two electric retracting rods 160 are commonly fixedly connected to a ring tube 161, and the outer wall of the ring tube 161 is provided with multiple second nozzles 162, and a hose 163 is provided above the outer wall of the ring tube 161, and one end of the hose 163 is movably passed through the shell 2, and the feeding mechanism 17 includes a storage box 170 fixedly installed on the other side of the top of the shell 2, and a gear pump 171 is fixedly installed on the rear side of the storage box 170, and the output end of the gear pump 171 is connected to the hose 163.

[0032] The technical solution provided by this embodiment is: by starting the electric retracting rod 160, the electric retracting rod 160 pushes the second nozzle 162 on the annular tube 161 to move downward. When it moves to the top of the sheet metal, the paint inside the storage box 170 is extracted by starting the gear pump 171, and the paint is transported to the inside of the annular tube 161 through the hose 163, and sprayed out through the second nozzle 162 to spray the sheet metal. At the same time, the electric retracting rod 160 pushes the second nozzle 162 to move up and down to spray the sheet metal in an all-round manner.

[0033] Furthermore, the heating mechanism 18 includes a heating box 180 fixedly mounted on the top of the shell 2, a plurality of heating wires 184 are arranged inside the heating box 180, an air pump 181 is fixedly mounted on the top of the shell 2, the air pump 181 is located on one side of the heating box 180, a serpentine coil 182 is fixedly mounted on the inner top wall of the shell 2, a plurality of third nozzles 183 are arranged on the outer side wall of the serpentine coil 182, and the other side of the heating box 180 is connected to the serpentine coil 182 through a pipe.

[0034] Specifically, by starting the air pump 181, the gas generated by the air pump 181 is transported to the interior of the heating box 180, and the gas is heated by the heating wire 184. The heated gas is transported to the interior of the serpentine coil 182 through a pipeline and sprayed out through the third nozzle 183, thereby achieving the purpose of drying the sheet metal.

[0035] Furthermore, the conveying mechanism 19 includes two fixed plates 190 fixedly installed on the top of the workbench 1, and the opposite sides of the two fixed plates 190 are rotatably connected to multiple transmission rollers 191, and the outer side walls of the multiple transmission rollers 191 are commonly tensioned and connected to a conveyor belt 192. A motor 193 is fixedly installed on one side of one of the two fixed plates 190, and the output end of the motor 193 is connected to one of the multiple transmission rollers 191.

[0036] Specifically, the motor 193 is started to drive a driving roller 191 to rotate, so that the driving roller 191 drives the conveyor belt 192 to rotate, and the remaining driving rollers 191 are rotated in conjunction with the conveyor belt 192, thereby achieving the purpose of conveying when spraying the sheet metal parts.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cylindrical sheet metal spraying equipment, characterized in that: include: A workbench (1), wherein a shell (2) is fixedly mounted on the top of the workbench (1), a sodium hydroxide storage box (3) is fixedly mounted on one side of the top of the shell (2), a coil (4) is arranged on the inner top wall of the sodium hydroxide storage box (3), a plurality of atomizing nozzles (5) are arranged on the outer side wall of the coil (4), a diaphragm pump (6) is fixedly mounted on one side of the sodium hydroxide storage box (3), a delivery pipe (7) is fixedly connected to the output end of the diaphragm pump (6), one end of the delivery pipe (7) extends to the interior of the sodium hydroxide storage box (3) and is connected to the coil (4), and an input end of the diaphragm pump (6) extends to the interior of the sodium hydroxide storage box (3); A filter box (8) is fixedly installed on the top of the sodium hydroxide storage box (3), and an activated carbon filter (9), an activated carbon filter cotton (10) and a high-efficiency air filter (11) are arranged in sequence from top to bottom inside the filter box (8), an exhaust pipe (12) is fixedly installed on one side of the filter box (8), and an air intake pipe (13) is fixedly installed on the front side of the filter box (8); The inner top wall of the shell (2) is provided with an air collecting hood (14), the inner wall of the air collecting hood (14) is provided with an exhaust fan (15) through a mounting plate, the inner top wall of the shell (2) is provided with a spraying mechanism (16), the other side of the top of the shell (2) is provided with a feeding mechanism (17), the top of the shell (2) is provided with a heating mechanism (18), and the top of the workbench (1) is provided with a conveying mechanism (19).

2. The cylindrical sheet metal spraying equipment according to claim 1, characterized in that: The spraying mechanism (16) comprises two electric retractable rods (160) fixedly mounted on one side of the inner top wall of the shell (2); the output ends of the two electric retractable rods (160) are commonly fixedly connected to an annular tube (161); a plurality of second nozzles (162) are arranged on the outer wall of the annular tube (161); a hose (163) is arranged above the outer wall of the annular tube (161); one end of the hose (163) movably passes through the shell (2).

3. The cylindrical sheet metal spraying equipment according to claim 2, characterized in that: The feeding mechanism (17) comprises a material storage box (170) fixedly mounted on the other side of the top of the housing (2), a gear pump (171) fixedly mounted on the rear side of the material storage box (170), and an output end of the gear pump (171) is connected to the hose (163).

4. The cylindrical sheet metal spraying equipment according to claim 1, characterized in that: The heating mechanism (18) comprises a heating box (180) fixedly mounted on the top of the shell (2), a plurality of heating wires (184) being arranged inside the heating box (180), an air pump (181) being fixedly mounted on the top of the shell (2), the air pump (181) being located on one side of the heating box (180), a serpentine coil (182) being fixedly mounted on the inner top wall of the shell (2), a plurality of third nozzles (183) being arranged on the outer side wall of the serpentine coil (182), and the other side of the heating box (180) being connected to the serpentine coil (182) via a pipeline.

5. The cylindrical sheet metal spraying equipment according to claim 1, characterized in that: The conveying mechanism (19) comprises two fixed plates (190) fixedly mounted on the top of the workbench (1); a plurality of transmission rollers (191) are rotatably connected to opposite sides of the two fixed plates (190); outer side walls of the plurality of transmission rollers (191) are commonly tensioned and connected to a conveyor belt (192); a motor (193) is fixedly mounted on one side of one of the two fixed plates (190); an output end of the motor (193) is connected to one of the plurality of transmission rollers (191).

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