CN210278611U

CN210278611U - A dust collecting equipment for various steel sheet lacquer production

Info

Publication number: CN210278611U
Application number: CN201921023016.9U
Authority: CN
Inventors: 郭宪强; 郭宪法; 白金叁
Original assignee: Tianjin Fangyuan Lyvzhou New Material Technology Co ltd
Current assignee: Tianjin Fangyuan Lyvzhou New Material Technology Co ltd
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2020-04-10
Anticipated expiration: 2029-07-03

Abstract

The utility model relates to a dust collecting equipment for various steel sheet lacquer production. The device comprises a ground rail, wherein a transverse moving base provided with a water curtain dust removal device is connected above the ground rail in a sliding manner, and an operation room cover is butted at an opening at the head end of the water curtain dust removal device; two groups of channel steel are fixedly connected with the head end of the operating room cover, a lifting door is arranged between the two groups of channel steel, and a channel steel guide wheel in the channel steel is arranged on the lifting door; the top of the water curtain dust removal device is rotatably connected with a connecting rotating shaft, two groups of door connecting rods are fixedly connected to the connecting rotating shaft, and the door connecting rods are hinged with the lifting door; a swing arm is arranged at one end of the connecting rotating shaft, and a linear driving piece and a locking mechanism are hinged between the swing arm and the water curtain dust removal device; the locking mechanism comprises a locking hinge seat fixedly connected to the water curtain dust removal device, a connecting piece with a threaded rod is hinged to the locking hinge seat, and a Y-shaped hinge joint hinged to the swing arm is connected to the threaded rod; the screw is screwed with a lock nut. The utility model discloses remove in a flexible way and dust removal effect is good.

Description

A dust collecting equipment for various steel sheet lacquer production

Technical Field

The utility model belongs to the technical field of the coating production equipment, especially, relate to a dust collecting equipment for production of various steel sheet lacquer.

Background

The color steel plate product is produced by a manufacturer on a continuous production line in a coiled manner, so the color steel plate product is also called a color coated steel plate coil. The color steel plate has the properties of high mechanical strength and easy forming of steel materials, and also has good decoration and corrosion resistance of coating materials. Color steel plates are a new material which is worried by the world at present. With the improvement of science and technology and the enhancement of environmental awareness and the improvement of the living standard of people, the color steel plate prefabricated house increasingly shows strong vitality and wide market prospect and is favored by buildings, household appliances, electromechanics, transportation, interior decoration, office appliances and other industries.

The production process of the paint mainly comprises the steps of proportioning, dissolving, dispersing, grinding, filtering and packaging. A large amount of floating dust is generated in the production process of paint, particularly in the batching process, the floating dust is filled in a production workshop to hurt the health of operators, and if the floating dust is directly discharged outdoors, the floating dust can pollute the atmospheric environment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical problem who exists among the well-known art and provide a remove nimble and the dust collecting equipment who is used for various steel sheet lacquer production that dust removal effect is good.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a dust removal device for color steel plate paint production comprises ground rails arranged in parallel, a transverse moving base is connected above the ground rails in a sliding mode through rollers, a water curtain dust removal device is arranged on the transverse moving base, an operation room cover fixedly connected with the water curtain dust removal device is butted at an opening at the front end of the water curtain dust removal device, and the head end and the tail end of the operation room cover are both opened; two groups of longitudinal and opposite channel steel are fixedly connected to the opening at the head end of the operating room cover, the notches of the two groups of channel steel are opposite, a lifting door is arranged between the two groups of channel steel, and channel steel guide wheels in rolling connection with the corresponding channel steel are rotatably connected to the lower parts of the two sides of the lifting door; the top of the water curtain dust removal device is rotatably connected with a transversely arranged connecting rotating shaft through a seat type bearing, two groups of symmetrically arranged door connecting rods are fixedly connected to the outer peripheral wall of the connecting rotating shaft, and the outer end parts of the two groups of door connecting rods are respectively hinged with two sides of the upper part of the lifting door; a swing arm is connected with one end of the connecting rotating shaft in a key mode, an adapter plate is fixedly connected to the side wall of the upper portion of the water curtain dust removal device, and a linear driving piece and a locking mechanism are hinged between the outer end portion of the swing arm and the adapter plate; the locking mechanism comprises a locking hinge seat fixedly connected to the adapter plate, a connecting piece is hinged to the locking hinge seat, a through hole is formed in the connecting piece, a screw rod penetrates through the through hole, and a Y-shaped hinge joint hinged to the outer end of the swing arm is connected to the outer end of the screw rod; the screw rod is screwed with a locking nut and is fixedly connected with the connecting piece through the locking nut.

The utility model has the advantages that: the utility model provides a dust collecting equipment for production of color steel plate paint, compared with the prior art, the utility model discloses a set up the operation room cover of overhead door that has the liftable, be convenient for the staff to carry out the production operation of paint vehicle in the operation room cover, compare with the operation in whole workshop, the workshop that the operation room cover encloses is much smaller, the dust removal space diminishes and can reduce the energy consumption of dust removal operation process, also accord with environmental protection consciousness when having reduced manufacturing cost, the cascade dust collector who docks with the operation room cover can remove dust to the air in the operation room cover, the cascade dust collector's simple structure, with low costs, dust collection efficiency is high and can purify harmful toxic gas simultaneously; the locking mechanism can lock the position of the lifting door which rises to a certain specific position, so that economic loss and safety accidents caused by sudden falling of the lifting door when the linear driving piece has emergent conditions such as air leakage, oil leakage and the like are prevented; but through setting up lateral shifting base lateral shifting can drive operation room cover and cascade dust collector lateral shifting, increased the removal flexibility of equipment.

Preferably: the water curtain dust removal device comprises a water storage tank with an open top, a water curtain cabinet body stretching across the water storage tank and having an open head end is fixedly connected to the top end of the water storage tank, an upper overflow tank is arranged at the upper part of the open side of the water curtain cabinet body, an upper water curtain plate is fixedly connected to the outer side wall of the upper overflow tank, a lower overflow tank fixedly connected with the water curtain cabinet body is arranged below the bottom of the upper water curtain plate, a lower water curtain plate is fixedly connected to the outer side wall of the lower overflow tank, and the upper water curtain plate, the lower water curtain plate and the water curtain cabinet body jointly enclose an airflow channel; one end of the water storage tank extends to the outer side of the water curtain cabinet body and is provided with a hollow-out workbench; the operation room cover is fixedly connected with an extension part of the water storage tank, which is positioned at the outer side of the water curtain cabinet body; the water outlet of the water storage tank is connected with a water pump, and the water outlet of the water pump is communicated with a water injection assembly which can inject liquid into the upward overflow tank through a pipeline; the top of the airflow channel is provided with an aerosol separator fixedly connected with the water curtain cabinet body; the top of the water curtain cabinet body is open, a gas collecting hood is connected to the open, and a fan is arranged at an air outlet of the gas collecting hood.

Preferably: the water injection assembly comprises a water outlet main pipe communicated with a water outlet of the water pump, a plurality of groups of water outlet branch pipes capable of injecting liquid into the upward overflow groove are communicated with the water outlet main pipe, and ball valves are arranged on the water outlet branch pipes; the worktable is provided with a notch, a longitudinally arranged filter screen stretching across the water storage tank is inserted in the notch, and the filter screen is positioned at the upstream of the water outlet of the water storage tank.

Preferably: the open at the head end of the water curtain cabinet body is connected with a ventilating pore plate which is longitudinally arranged and provided with a plurality of groups of through holes.

Preferably: the upper part of the door connecting rod is fixedly connected with a joint bearing, and the upper parts of the two sides of the lifting door are fixedly connected with a connecting rod articulated shaft which is transversely arranged and penetrates through the joint bearing.

Preferably: the outer tip of swing arm has been seted up the through-hole and has been worn to be equipped with the swing arm articulated shaft in the through-hole, and Y type articulated joint and linear driving piece are all articulated mutually with the swing arm through the swing arm articulated shaft.

Preferably: a slope positioned at the head end of the water storage tank is arranged between the water storage tank and the transverse moving base.

Preferably: and a positioning pin is arranged on the transverse moving base.

Preferably: the linear driving piece is a cylinder/oil cylinder.

Preferably: a vortex plate fixedly connected with the water curtain cabinet body is arranged below the bottom end of the lower water curtain plate.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the side view of the water curtain dust removing device according to the present invention;

fig. 3 is an enlarged schematic view of the locking mechanism of fig. 1.

In the figure: 1. positioning pins; 2. a slope; 3. transversely moving the base; 4. a ground rail; 5. channel steel; 6. a channel steel guide wheel; 7. a lift gate; 8. a connecting rod hinge shaft; 9. a knuckle bearing; 10. a door connecting rod; 11. an operating room cover; 12. swinging arms; 13. a pedestal bearing; 14. connecting the rotating shaft; 15. a locking mechanism; 15-1, a Y-shaped hinge; 15-2, a screw; 15-3, locking a nut; 15-4, connecting pieces; 15-5, locking the hinge seat; 16. a linear drive; 17. a water curtain dust removal device; 17-1, a water storage tank; 17-2, a workbench; 17-3, a water pump; 17-4, a filter screen; 17-5, a vortex plate; 17-6, launching curtain board; 17-7, ventilating hole plates; 17-8, a water curtain cabinet body; 17-9, an airflow channel; 17-10 of a underflow water tank; 17-11, feeding a water curtain plate; 17-12, an upper overflow tank; 17-13, an aerosol separator; 17-14, water outlet branch pipes; 17-15, ball valve; 17-16, a water outlet main pipe; 17-17, a fan; 17-18, a gas-collecting hood; 18. driving the hinged seat; 19. an adapter plate; 20. swing arm articulated shaft.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail:

please refer to fig. 1, the dust removing apparatus for color steel plate paint production of the present invention comprises a ground rail 4 arranged side by side, a traversing base 3 connected above the ground rail 4 by a roller sliding connection, and a positioning pin 1 arranged on the traversing base 3. The water curtain dust removal device 17 is arranged on the transverse moving base 3, an operation room cover 11 fixedly connected with the water curtain dust removal device 17 is butted at an opening at the head end of the water curtain dust removal device 17, and both the head end and the tail end of the operation room cover 11 are opened. A lighting device is provided in the cabin cover 11, and a transparent viewing window is provided in the cabin cover 11.

The fixed connection of the open department of head end of cover 11 has two sets of vertical and relative channel-section steel 5 that set up in the operation room, and the notch of two sets of channel-section steels 5 sets up relatively, is equipped with overhead door 7 between two sets of channel-section steels 5, rotates in the lower part of the both sides of overhead door 7 to be connected with the channel-section steel guide pulley 6 with the 5 roll connection of channel-section steels that correspond, and overhead door 7 can be the elevating movement under the drive of external force.

The staff can carry out the production operation that easily produces the floating dust in operation room cover 11, compare with whole workshop, the workshop that operation room cover 11 encloses is littleer much, the energy consumption that the dust removal operation process can be reduced to the dust removal space diminishes, also accord with environmental protection consciousness when having reduced manufacturing cost, because be equipped with the gyro wheel with 4 roll fit of ground rail in the bottom of sideslip base 3, sideslip base 3 can make lateral shifting along ground rail 4, can remove according to actual conditions manual work or mechanical operation removal, this embodiment adopts mechanical operation to remove, it has a set of horizontal setting and the pivot of being connected with the gyro wheel coaxial line that two sets of relative settings to rotate to be connected with on sideslip base 3, be connected with the driving motor that can drive the pivot rotation on sideslip base 3.

As shown in figure 2, the water curtain dust removal device 17 comprises a water storage tank 17-1 with an open top, a water curtain cabinet body 17-8 with an open head end and spanning the water storage tank 17-1 is fixedly connected to the top end of the water storage tank 17-1, and a ventilating pore plate 17-7 with a plurality of groups of through holes and longitudinally arranged is connected to the open head end of the water curtain cabinet body 17-8. Air in the operating room cover 11 can enter the water curtain cabinet body 17-8 through the ventilating hole plate 17-7.

A slope 2 positioned at the head end of the water storage tank 17-1 is arranged between the water storage tank 17-1 and the transverse moving base 3. An upper overflow groove 17-12 is arranged at the upper part of the open side of the water curtain cabinet body 17-8, an upper water curtain plate 17-11 is fixedly connected on the outer side wall of the upper overflow groove 17-12, a lower overflow groove 17-10 fixedly connected with the water curtain cabinet body 17-8 is arranged below the bottom of the upper water curtain plate 17-11, a lower water curtain plate 17-6 is fixedly connected on the outer side wall of the lower overflow groove 17-10, and a vortex plate 17-5 fixedly connected with the water curtain cabinet body 17-8 is arranged below the bottom end of the lower water curtain plate 17-6. The upper water curtain plate 17-11, the lower water curtain plate 17-6 and the water curtain cabinet body 17-8 jointly enclose an airflow channel 17-9. The top of the airflow channel 17-9 is provided with an aerosol separator 17-13 fixedly connected with the water curtain cabinet body 17-8; the gas-mist separator 17-13 comprises a separator box body with notches formed in the top surface and the bottom surface, plug connectors oppositely arranged from top to bottom are arranged on the opposite surfaces of the top surface and the bottom surface of the separator box body, a plurality of groups of corrugated plates longitudinally arranged in parallel are inserted between the plug connectors, hook-shaped fins are arranged on the corrugated plates and are bent towards the corrugated plates, and the hook-shaped fins and the corrugated plates jointly form open notches facing the direction of air flow.

The gas-liquid separator 17-13 can separate the gas and liquid of the waste gas treated by the water curtain dust removal device 17, and can also physically capture particles in the gas flow so as to treat the residual paint mist particles. The top of the water curtain cabinet body 17-8 is provided with an opening communicated with the airflow channel 17-9, the opening is connected with a gas-collecting hood 17-18, and an air outlet of the gas-collecting hood 17-18 is provided with a fan 17-17.

The water outlet of the water storage tank 17-1 is connected with a water pump 17-3, and the water outlet of the water pump 17-3 is communicated with a water injection assembly which can inject liquid into the upward overflow tank 17-12 through a pipeline; the water injection assembly comprises a water outlet main pipe 17-16 communicated with a water outlet of the water pump 17-3, a plurality of groups of water outlet branch pipes 17-14 which can inject liquid into the upward overflow grooves 17-12 are communicated on the water outlet main pipe 17-16, and ball valves 17-15 are arranged on the water outlet branch pipes 17-14.

The upper overflow trough 17-12 and the lower overflow trough 17-10 are both provided with an open upper part, and the trough edge of one side far away from the ventilating pore plate 17-7 is higher than the trough edge of the other side; the upper water curtain plate 17-11 and the lower water curtain plate 17-6 are both smooth curved surfaces which are bent towards the direction of the airflow channel 17-9, the bottom end of the upper water curtain plate 17-11 extends into the lower water flowing groove 17-10, and the high groove edge of the lower water flowing groove 17-10 inclines at an angle of 10-20 degrees towards the direction of the airflow channel 17-9. The water curtain plate is arranged above the overflow groove, so that water flows out from the lower side of the overflow groove and uniformly flows down along the water curtain plate, the water curtain is reduced, splashing of water splash can not occur, and the higher side of the overflow groove can effectively prevent the water splash from being sprayed out. The fan 17-17 can pump the air mixed with floating dust in the operating room cover 11 into the water curtain cabinet body 17-8, when the air enters the airflow channel 17-9 from the lower part of the bottom end of the lower water curtain plate 17-6, the water is rolled up by the air flowing at high speed under the action of the vortex plate 17-5, so that the water is fully mixed with the air, and the floating dust particles in the air are captured in the water storage tank 17-1 by the water.

One end of the water storage tank 17-1 extends to the outer side of the water curtain cabinet body 17-8 and is provided with a hollow-out workbench 17-2; the operating room cover 11 is fixedly connected with an extending part of the water storage tank 17-1, which is positioned at the outer side of the water curtain cabinet body 17-8; a worker stands on the workbench 17-2 to perform production operation, and partial coagulated blocks generated in the operation process fall into the water storage tank 17-1 from the hollow part of the workbench 17-2 under the action of gravity. The workbench 17-2 is provided with a notch, a longitudinally arranged filter screen 17-4 crossing the water storage tank 17-1 is inserted in the notch, and the filter screen 17-4 is positioned at the upstream of the water outlet of the water storage tank 17-1. The filter screen can filter dregs in the water before entering the water pump 17-3, so that the water in the water storage tank 17-1 can be recycled, and water resources are saved.

As shown in fig. 1, a transversely disposed connecting shaft 14 is rotatably connected to the top of the water curtain dust removing device 17 through a seat bearing 13, two sets of symmetrically disposed door connecting rods 10 are fixedly connected to the peripheral wall of the connecting shaft 14, and the outer ends of the two sets of door connecting rods 10 are respectively hinged to two sides of the upper portion of the lifting door 7, specifically: a knuckle bearing 9 is fixedly connected to the upper portion of the door connecting rod 10, and a link hinge shaft 8 which is transversely arranged and penetrates through the knuckle bearing 9 is fixedly connected to the upper portions of both sides of the lifting door 7. The swing arm 12 is connected with one end key of the connecting rotating shaft 14, an adapter plate 19 is fixedly connected to the side wall of the upper part of the water curtain dust removal device 17, a driving hinge seat 18 is fixedly connected to the adapter plate 19, a linear driving piece 16 and a locking mechanism 15 are hinged between the outer end part of the swing arm 12 and the driving hinge seat 18 fixedly connected to the adapter plate 19, and the linear driving piece 16 is an air cylinder/oil cylinder. A through hole is arranged at the outer end part of the swing arm 12, a swing arm hinge shaft 20 penetrates through the through hole, and the linear driving piece 16 is hinged with the swing arm 12 through the swing arm hinge shaft 20. The position of the lift gate 7 raised to a specific position can be locked by providing the lock mechanism 15.

Further referring to fig. 3, the locking mechanism 15 includes a locking hinge seat 15-5 fixedly connected to the adapter plate 19, a connecting member 15-4 is hinged to the locking hinge seat 15-5, and the connecting member 15-4 is formed by vertically and fixedly connecting two sets of plate members, one long plate member and one short plate member. The long plate of the connecting piece 15-4 is hinged with the locking hinge seat 15-5, a through hole is arranged on the short plate of the connecting piece 15-4, a screw rod 15-2 is arranged in the through hole in a penetrating way, and the outer end of the screw rod 15-2 is connected with a Y-shaped hinge joint 15-1 hinged with the outer end part of the swing arm 12; the Y-shaped articulated head 15-1 is articulated with the swing arm 12 through a swing arm articulated shaft 20. Locking nuts 15-3 are screwed on the screw rods 15-2, the screw rods 15-2 are fixedly connected with the connecting pieces 15-4 through the locking nuts 15-3, and the two groups of locking nuts 15-3 are respectively arranged on two sides of the short plate.

The locking mechanism 15 can prevent the lifting door 7 from suddenly dropping to cause economic loss and safety accidents when the linear driving piece 16 has an emergency such as air leakage and oil leakage. Before the linear driving piece 16 is started, two groups of locking nuts 15-3 screwed on the screw rods 15-2 need to be rotated, so that the screw rods 15-2 and the connecting pieces 15-4 can move relatively, then the linear driving piece 16 is started to adjust the position of the lifting door 7, when the lifting door is adjusted to a proper position, the two groups of locking nuts 15-3 are rotated, so that the two groups of locking nuts 15-3 are tightly propped against the two side surfaces of the short plate pieces of the connecting pieces 15-4, further the screw rods 15-2 and the connecting pieces 15-4 cannot move relatively, at the moment, the position of the lifting door 7 is fixed, and even in the emergency situation that the lifting door 7 cannot drop suddenly to cause safety accidents, such as air leakage when the linear driving piece 16.

The working process is as follows: transversely moving the transverse moving base 3 to drive the operation room cover 11 and the water curtain dust removal device 17 to transversely move to proper positions, and positioning the transverse moving base 3 by using the positioning pin 1; adjusting the locking mechanism 15, namely rotating two groups of locking nuts 15-3 to enable the screw rod 15-2 and the connecting piece 15-4 to move relatively, then starting the linear driving piece 16 to adjust the position of the lifting door 7, and rotating the two groups of locking nuts 15-3 when the lifting door is adjusted to a proper position to enable the two groups of locking nuts 15-3 to be tightly propped against the two side surfaces of the short plate piece of the connecting piece 15-4, so that the screw rod 15-2 and the connecting piece 15-4 cannot move relatively; pushing production equipment or a device used in a certain production process of color steel plate paint into the operation room cover 11 along the slope 2, if the production equipment or the device is operated fully automatically, only two groups of locking nuts 15-3 need to be unscrewed, so that the screw 15-2 and the connecting piece 15-4 can move relatively, starting the linear driving piece 16, and enabling the lifting door 7 to descend so as to close the opening at the head end of the operation room cover 11; if the production equipment or the device is semi-automatic or manual operation, another operator is needed to assist in loosening the two groups of locking nuts 15-3, and then the linear driving piece 16 is started to drive the lifting door 7 to descend;

starting a water pump 17-3 and a fan 17-17, wherein the water pump 17-3 supplies water to an upper overflow tank 17-12, and the water flows out from the lower side wall of the upper overflow tank 17-12 after the water is full and flows down along an upper water curtain plate 17-11 to form a first water curtain; the first water curtain flows into the underflow water tank 17-10, flows out from the low side wall after the underflow water tank 17-10 is full of water and flows down along the underflow water curtain plate 17-6 to form a second water curtain; the fan 17-17 pumps the air mixed with floating dust in the operating room cover 11 into the water curtain cabinet body 17-8, a part of floating dust is combined with the first water curtain and the second water curtain and returns to the water storage tank 17-1 for precipitation or filtration, the rest floating dust enters the airflow channel 17-9 from the gap between the upper water curtain plate 17-11 and the lower water flowing tank 17-10 or the bottom of the lower water curtain plate 17-6, meanwhile, under the action of the vortex plate 17-5, water is rolled up by the air flowing at high speed, so that the water and the air are fully mixed, and floating dust particles in the air are captured by the water storage tank 17-1; the air current flows upwards under the action of the fan 17-17, a small amount of floating dust particles and water drops carrying the floating dust particles above the air current channel 17-9 gradually gather into larger water drops when passing through the aerosol separator 17-13, then the larger water drops fall under the action of gravity and finally fall into the water storage tank 17-1 below, and water resources are saved.

Claims

1. The utility model provides a dust collecting equipment for various steel sheet lacquer production which characterized by: the device comprises ground rails (4) arranged in parallel, a transverse moving base (3) is connected above the ground rails (4) in a sliding mode through rollers, a water curtain dust removal device (17) is arranged on the transverse moving base (3), an operation room cover (11) fixedly connected with the water curtain dust removal device (17) is butted at an opening at the head end of the water curtain dust removal device (17), and the head end and the tail end of the operation room cover (11) are both open; two groups of longitudinal and opposite channel steel (5) are fixedly connected to an opening at the head end of the operating room cover (11), notches of the two groups of channel steel (5) are opposite, a lifting door (7) is arranged between the two groups of channel steel (5), and channel steel guide wheels (6) which are in rolling connection with the corresponding channel steel (5) are rotatably connected to the lower parts of two sides of the lifting door (7); the top of the water curtain dust removal device (17) is rotatably connected with a connecting rotating shaft (14) which is transversely arranged through a seat type bearing (13), two groups of door connecting rods (10) which are symmetrically arranged are fixedly connected to the peripheral wall of the connecting rotating shaft (14), and the outer end parts of the two groups of door connecting rods (10) are respectively hinged with two sides of the upper part of the lifting door (7); a swing arm (12) is connected with one end key of the connecting rotating shaft (14), an adapter plate (19) is fixedly connected to the side wall of the upper part of the water curtain dust removal device (17), and a linear driving piece (16) and a locking mechanism (15) are hinged between the outer end part of the swing arm (12) and the adapter plate (19);

the locking mechanism (15) comprises a locking hinge seat (15-5) fixedly connected to the adapter plate (19), a connecting piece (15-4) is hinged to the locking hinge seat (15-5), a through hole is formed in the connecting piece (15-4), a screw rod (15-2) penetrates through the through hole, and the outer end of the screw rod (15-2) is connected with a Y-shaped hinge joint (15-1) hinged to the outer end of the swing arm (12); the screw rod (15-2) is screwed with a locking nut (15-3), and the screw rod (15-2) is fixedly connected with the connecting piece (15-4) through the locking nut (15-3).

2. The dust removing apparatus for color steel plate paint production as claimed in claim 1, wherein: the water curtain dust removal device (17) comprises a water storage tank (17-1) with an open top, a water curtain cabinet body (17-8) which stretches across the water storage tank (17-1) and is provided with an open head is fixedly connected with the top end of the water storage tank (17-1), an upper overflow trough (17-12) is arranged at the upper part of the open side of the water curtain cabinet body (17-8), an upper water curtain plate (17-11) is fixedly connected on the outer side wall of the upper overflow trough (17-12), a lower overflow trough (17-10) fixedly connected with the water curtain cabinet body (17-8) is arranged below the bottom of the upper water curtain plate (17-11), the outer side wall of the lower overflow groove (17-10) is fixedly connected with a lower water curtain plate (17-6), and an airflow channel (17-9) is defined by the upper water curtain plate (17-11), the lower water curtain plate (17-6) and the water curtain cabinet body (17-8) together; one end of the water storage tank (17-1) extends to the outer side of the water curtain cabinet body (17-8) and is provided with a hollow-out workbench (17-2); the operating room cover (11) is fixedly connected with an extending part of the water storage tank (17-1) which is positioned at the outer side of the water curtain cabinet body (17-8); the water outlet of the water storage tank (17-1) is connected with a water pump (17-3), and the water outlet of the water pump (17-3) is communicated with a water injection assembly which can inject liquid into the upward overflow tank (17-12) through a pipeline; the top of the airflow channel (17-9) is provided with an aerosol separator (17-13) fixedly connected with the water curtain cabinet body (17-8); the top of the water curtain cabinet body (17-8) is open, a gas collecting hood (17-18) is connected at the open, and a fan (17-17) is arranged at the air outlet of the gas collecting hood (17-18).

3. The dust removing apparatus for color steel plate paint production as claimed in claim 2, wherein: the water injection assembly comprises a water outlet main pipe (17-16) communicated with a water outlet of the water pump (17-3), a plurality of groups of water outlet branch pipes (17-14) which can inject liquid into the upward overflow grooves (17-12) are communicated on the water outlet main pipe (17-16), and ball valves (17-15) are arranged on the water outlet branch pipes (17-14); the workbench (17-2) is provided with a notch, a longitudinally arranged filter screen (17-4) crossing the water storage tank (17-1) is inserted in the notch, and the filter screen (17-4) is positioned at the upstream of the water outlet of the water storage tank (17-1).

4. The dust removing apparatus for color steel plate paint production as claimed in claim 2, wherein: the open at the head end of the water curtain cabinet body (17-8) is connected with a ventilating pore plate (17-7) which is longitudinally arranged and is provided with a plurality of groups of through holes.

5. The dust removing apparatus for color steel plate paint production as claimed in claim 1, wherein: the upper part of the door connecting rod (10) is fixedly connected with a joint bearing (9), and the upper parts of the two sides of the lifting door (7) are fixedly connected with a connecting rod articulated shaft (8) which is transversely arranged and penetrates through the joint bearing (9).

6. The dust removing apparatus for color steel plate paint production as claimed in claim 1, wherein: a through hole is formed in the outer end portion of the swing arm (12), a swing arm hinge shaft (20) penetrates through the through hole, and the Y-shaped hinge head (15-1) and the linear driving piece (16) are hinged to the swing arm (12) through the swing arm hinge shaft (20).

7. The dust removing apparatus for color steel plate paint production as claimed in claim 2, wherein: a slope (2) positioned at the head end of the water storage tank (17-1) is arranged between the water storage tank (17-1) and the transverse moving base (3).

8. The dust removing apparatus for color steel plate paint production as claimed in claim 1, wherein: the transverse moving base (3) is provided with a positioning pin (1).

9. The dust removing apparatus for color steel plate paint production as claimed in claim 1, wherein: the linear drive (16) is a cylinder/ram.

10. The dust removing apparatus for color steel plate paint production as claimed in claim 2, wherein: a vortex plate (17-5) fixedly connected with the water curtain cabinet body (17-8) is arranged below the bottom end of the lower water curtain plate (17-6).