CN220295013U - Air curtain device for continuous powder spraying production of metal plates - Google Patents
Air curtain device for continuous powder spraying production of metal plates Download PDFInfo
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- CN220295013U CN220295013U CN202321045146.9U CN202321045146U CN220295013U CN 220295013 U CN220295013 U CN 220295013U CN 202321045146 U CN202321045146 U CN 202321045146U CN 220295013 U CN220295013 U CN 220295013U
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- 238000005507 spraying Methods 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 title claims abstract description 16
- 238000005452 bending Methods 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 description 25
- 230000001105 regulatory effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model provides an air curtain device for continuous powder spraying production of a metal plate, and belongs to the technical field of spraying. The technical proposal is as follows: the powder room comprises a support frame, wherein a pair of cross bars are arranged on the support frame, an edge air curtain device is arranged between the cross bars on two sides, a pair of inlets corresponding to the edge air curtain device are arranged on the side surface of one side of the corresponding powder room, and the inlets are vertically distributed; the side air curtain device comprises: the beam of the bending long tube combined beam frame is formed by overlapping and fixedly connecting a plurality of layers of hollow long tubes, holes are formed between the tubes, two ends of the tubes are closed, and the compressed air nozzle is vertically arranged at the center of the cross section of the bending long tube combined beam frame and is vertical to the length direction of the bending long tube combined beam frame. The beneficial effects of the utility model are as follows: the device has the advantages of simple structure, convenient operation, labor saving and work efficiency improvement.
Description
Technical Field
The utility model relates to the technical field of spraying, in particular to an air curtain device for continuous powder spraying production of metal plates.
Background
An edge air curtain device is disclosed in patent CN201510081127.5 metal coiled material and plate continuous powder spraying production equipment and production method thereof, and aims to clean an unsprayed surface in spraying, form an air curtain at the edge of a coated substrate in spraying, block unknown particles or dust floating outside a powder room and in air from entering, and simultaneously purge electrostatic powder which drifts and adheres to the edge of the coated substrate due to factors such as gas flow, thereby not only ensuring the overall cleanliness of the coated substrate, improving the spraying quality of the coated substrate, but also having high covering and protecting efficiency and laying a foundation for realizing high-speed continuous spraying.
When in installation, the side air curtain device and the sprayer should be respectively arranged above or below the coated substrate, namely: when the front electrostatic powder spraying is carried out, the side air curtain device is arranged below the coated substrate, the direction of the compressed air nozzle is upward, and the back and the side of the coated substrate are cleaned and air curtains are carried out. Similarly, when the back electrostatic powder spraying is performed, the edge air curtain device is arranged above the coated substrate, the direction of the compressed air nozzle is downward, and the front surface and the edge of the coated substrate are cleaned and air curtains are formed. Therefore, when in different working states, the installation positions of the side air curtain devices need to be replaced, the installation is repeatedly disassembled, time and labor are wasted, the operation is troublesome, and the working efficiency is reduced.
Disclosure of Invention
The utility model aims to provide an air curtain device for continuous powder spraying production of metal plates, which is simple to operate, time-saving and labor-saving.
The utility model is realized by the following measures:
the air curtain device for continuous powder spraying production of the metal plates is characterized by comprising a support frame, wherein a pair of cross bars are arranged on the support frame, an edge air curtain device is arranged between the cross bars on two sides, a pair of inlets corresponding to the edge air curtain device are arranged on the side surface of one side of a corresponding powder room, and the inlets are vertically distributed;
the side air curtain device comprises: the beam of the bending long tube combined beam frame is formed by overlapping and fixedly connecting a plurality of layers of hollow long tubes, holes are formed between the tubes, two ends of the tubes are closed, and the compressed air nozzle is vertically arranged at the center of the cross section of the bending long tube combined beam frame and is simultaneously vertical to the length direction of the bending long tube combined beam frame.
The compressed air nozzle includes: the outer sleeve passes through the bending long tube combined beam frame and is fixedly arranged on the bending long tube combined beam frame, and welding or bonding is generally adopted to ensure that compressed air does not leak. The outer sleeve is provided with one or more vent holes communicated with the outermost tube of the curved long tube combined beam frame, so that compressed air in the outermost hollow tube can enter. The inner holes at two ends of the outer layer pipe are respectively provided with a section of internal thread, the lower end of the middle layer sleeve is provided with a hole, namely a nozzle, the inner hole at the upper end is provided with an internal thread, and the outer surfaces of the two ends of the inner hole are provided with external threads which are in threaded connection with the outer layer sleeve; the compressed air nozzle moves up and down to stretch and retract by rotating the middle sleeve, so that the distance between the nozzle of the compressed air nozzle and the surface of the coated substrate is adjusted. Meanwhile, the middle layer sleeve is provided with a vent hole corresponding to the vent hole of the outer layer sleeve, the upper end of the central piston is provided with external threads and is connected with the internal threads at the tail part of the middle layer sleeve, the central piston stretches into the lower part of the vent hole of the middle layer sleeve, and the piston is rotated to move up and down, so that the vent hole of the middle layer sleeve can be partially or completely shielded, the change of the through hole flow area is realized, and the air flow entering the compressed air nozzle body is regulated. When fully occluded, the compressed air nozzle is closed. The middle sleeve and the tail part of the central piston are respectively provided with a locking nut used for locking and fixing after stretching.
One side of the device is provided with an air source and an air path which are connected to the side air curtain device.
The utility model has the specific characteristics that:
the support frame includes a pair of bottom plate, both sides be provided with the vertical pole on the bottom plate respectively, both sides all be provided with the T shape spout of vertical direction on the vertical pole, both sides T shape spout all is provided with assorted T shape slider, both sides be provided with on the T shape slider respectively the horizontal pole.
A motor I is arranged on the bottom plate at one side, a screw rod is arranged at the free end of the motor I, and a fixing plate is arranged at the top end of the vertical rod at the corresponding side;
the T-shaped sliding blocks on the corresponding sides are provided with through threaded holes matched with the screw rods, and the free ends of the screw rods penetrate through the threaded holes and are rotatably arranged on the fixing plates.
A pair of rotating shafts are arranged on the cross rods, fixing blocks are arranged at the opposite ends of the rotating shafts, electric telescopic rods are arranged on the fixing blocks, side air curtain devices are arranged between the electric telescopic rods, and the distance between the side air curtain devices and a coated substrate can be controlled by the expansion and contraction of the electric telescopic rods.
One side the pivot keep away from the one end of fixed block wears out corresponding behind the horizontal pole be provided with sprocket one, corresponding be provided with motor two through the mounting panel on the horizontal pole, motor two's free end is provided with sprocket two, sprocket one with be provided with the chain between the sprocket two and connect, through motor two sprocket one sprocket two with the chain can be controlled the rotation of limit portion air curtain device, firstly can adjust the angle of limit portion air curtain device the compressed air nozzle with scribbled the substrate, secondly can make limit portion air curtain device is put flat, conveniently advance out the export.
A connecting rod is arranged between the vertical rods on two sides, and a balancing weight is arranged in the middle of the connecting rod through a U-shaped plate.
The lower parts of the bottom plates at both sides are provided with a pair of universal wheels.
Handles are arranged on the vertical rods at two sides.
Working principle: when the device is used, firstly, the device is pushed to one side of a powder room, when back electrostatic powder spraying is carried out, the side air curtain device is required to be arranged above a coated substrate, the direction of the compressed air nozzle is downward, the side air curtain device is lifted through the first motor, meanwhile, the side air curtain device is placed horizontally through the second motor until the side air curtain device is aligned with the inlet above, then the device is pushed, the side air curtain device enters the powder room through the inlet, then the side air curtain device is adjusted through the second motor, the direction of the compressed air nozzle is downward, then the distance between the compressed air nozzle and the coated substrate is adjusted through the second motor, and meanwhile, the angle between the compressed air nozzle and the coated substrate is adjusted through the second motor;
when front electrostatic powder spraying is carried out, the side air curtain device is required to be arranged below a coated substrate, the direction of the compressed air nozzle is upward, the side air curtain device is firstly contracted towards the direction close to the cross rod through the electric telescopic rod, then the side air curtain device is horizontally placed through the motor II, the device is pushed, the side air curtain device leaves the powder room from the inlet above, the motor I is used for enabling the side air curtain device to descend until the side air curtain device is aligned with the inlet below, the device is pushed, the side air curtain device enters the powder room from the inlet below, the motor II is used for enabling the side air curtain device to rotate until the direction of the compressed air nozzle is upward, and then the distance between the compressed air nozzle and the coated substrate is adjusted through the electric telescopic rod.
The beneficial effects of the utility model are as follows: the device has the advantages of simple structure, convenient operation, labor saving and work efficiency improvement.
Drawings
Fig. 1 is a schematic diagram of an overall structure of a powder room according to an embodiment of the present utility model.
Fig. 2 is a schematic overall structure of an embodiment of the present utility model.
Fig. 3 is an enlarged view of a in fig. 2.
Fig. 4 is an enlarged view of B in fig. 2.
Fig. 5 is a schematic structural view of a compressed air nozzle according to an embodiment of the present utility model.
Wherein, the reference numerals are as follows: 1. a bottom plate; 2. a vertical rod; 3. an inlet; 4. a powder room; 5. an edge air curtain device; 6. a cross bar; 7. a connecting rod; 8. a first motor; 9. a screw rod; 10. a second motor; 11. a second chain wheel; 12. a chain; 13. a sprocket I; 14. a rotating shaft; 15. a fixed block; 16. an electric telescopic rod; 17. balancing weight; 420. an outer sleeve; 421. a vent hole; 422. a middle layer sleeve; 423. a center piston; 426. a spout.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
Referring to fig. 1-5, an air curtain device for continuous powder spraying production of sheet metal comprises a support frame, wherein a pair of cross bars 6 are arranged on the support frame, an edge air curtain device 5 is arranged between the cross bars 6 on two sides, a pair of inlets 3 corresponding to the edge air curtain device 5 are arranged on one side surface of a corresponding powder room 4, and the inlets 3 are vertically arranged;
the side air curtain device 5 includes: the beam of the bending long tube combined beam frame is formed by overlapping and fixedly connecting a plurality of layers of hollow long tubes, holes are formed between the tubes, two ends of the tubes are closed, and the compressed air nozzle is vertically arranged at the center of the cross section of the bending long tube combined beam frame and is vertical to the length direction of the bending long tube combined beam frame.
The compressed air nozzle includes: the outer sleeve, the middle sleeve 422 and the central piston 423, the outer sleeve 420 is fixedly mounted thereon through the curved long tube composite beam frame, and welding or bonding is generally adopted to ensure that the compressed air does not leak. The outer sleeve is provided with one or more vent holes 421 which are communicated with the outermost tube of the curved long tube combined beam frame, so that compressed air in the hollow tube of the outermost layer can enter. The inner holes at the two ends of the outer layer pipe are respectively provided with a section of internal thread, the lower end of the middle layer sleeve 422 is provided with a hole, namely a nozzle 426, the inner hole at the upper end is provided with an internal thread, the outer surfaces of the two ends are provided with external threads, and the external threads are connected with the outer layer sleeve 420 in a threaded manner; by rotating the middle layer sleeve 422, the axial up-and-down movement of the compressed air nozzle is achieved to extend and retract, thereby adjusting the distance of the compressed air nozzle orifice 426 from the surface of the coated substrate. Meanwhile, the middle layer sleeve 422 is provided with a vent hole corresponding to the vent hole 421 of the outer layer sleeve 420, the upper end of the central piston 423 is provided with external threads and is connected with the internal threads at the tail part of the middle layer sleeve 422, the central piston 423 stretches into the lower part of the vent hole of the middle layer sleeve 422, and the piston is rotated to move up and down, so that the vent hole 421 of the middle layer sleeve 422 can be partially or completely shielded, the change of the through hole flow area is realized, and the air flow entering the compressed air nozzle body is regulated. When fully occluded, the compressed air nozzle is closed. The middle sleeve 422 and the tail of the central piston are provided with locking nuts for locking and fixing after stretching.
One side of the device is provided with an air source and an air path which are connected to the side air curtain device 5.
The support frame includes a pair of bottom plate 1, is provided with vertical pole 2 on the bottom plate 1 of both sides respectively, all is provided with the T shape spout of vertical direction on the vertical pole 2 of both sides, and both sides T shape spout all is provided with assorted T shape slider, is provided with horizontal pole 6 on the T shape slider of both sides respectively.
A motor I8 is arranged on the bottom plate 1 at one side, a screw rod 9 is arranged at the free end of the motor I8, and a fixed plate is arranged at the top end of the vertical rod 2 at the corresponding side;
the T-shaped sliding blocks on the corresponding sides are provided with through threaded holes matched with the screw rods 9, and the free ends of the screw rods 9 pass through the threaded holes and are rotatably arranged on the fixing plate.
A pair of rotating shafts 14 are arranged on the pair of cross bars 6, fixed blocks 15 are arranged at the opposite ends of the rotating shafts 14 at the two sides, electric telescopic rods 16 are arranged on the fixed blocks 15 at the two sides, an edge air curtain device 5 is arranged between the electric telescopic rods 16 at the two sides, and the distance between the edge air curtain device 5 and a coated substrate can be controlled by stretching and retracting the electric telescopic rods 16.
One end of a side rotating shaft 14 far away from a fixed block 15 penetrates out of a corresponding cross rod 6 and then is provided with a first sprocket wheel 13, a second motor 10 is arranged on the corresponding cross rod 6 through a support plate, a second sprocket wheel 11 is arranged at the free end of the second motor 10, a chain 12 is arranged between the first sprocket wheel 13 and the second sprocket wheel 11 and is connected with the first sprocket wheel 11, the rotation of the side air curtain device 5 can be controlled through the second motor 10, the first sprocket wheel 13, the second sprocket wheel 11 and the chain 12, firstly, the angle between a compressed air nozzle of the side air curtain device 5 and a coated substrate can be adjusted, secondly, the side air curtain device 5 can be placed flat, and the side air curtain device can conveniently enter and exit.
A connecting rod 7 is arranged between the vertical rods 2 on two sides, and a balancing weight 17 is arranged in the middle of the connecting rod 7 through a U-shaped plate.
The lower parts of the bottom plates 1 on both sides are provided with a pair of universal wheels.
Handles are arranged on the vertical rods 2 on both sides.
Working principle: when the device is used, firstly, the device is pushed to one side of a powder room 4, when back electrostatic powder spraying is carried out, the side air curtain device 5 is required to be arranged above a coated substrate, the direction of a compressed air nozzle is downward, the side air curtain device 5 is lifted through a first motor 8, meanwhile, the side air curtain device 5 is placed horizontally through a second motor 10 until the side air curtain device is aligned to an inlet 3 above, the device is pushed, the side air curtain device 5 enters the powder room 4 through the inlet 3, the side air curtain device 5 is regulated through the second motor 10, the direction of the compressed air nozzle is downward, the distance between the compressed air nozzle and the coated substrate is regulated through an electric telescopic rod 16, and meanwhile, the angle between the compressed air nozzle and the coated substrate is regulated through the second motor 10;
when front electrostatic powder spraying is performed, the side air curtain device 5 needs to be arranged below a coated substrate, the direction of the compressed air nozzle is upward, the side air curtain device 5 is contracted towards the direction close to the cross bar 6 through the electric telescopic rod 16, the side air curtain device 5 is placed horizontally through the motor II 10, the side air curtain device 5 is pushed to leave the powder room 4 from the inlet 3 above, the side air curtain device 5 is lowered through the motor I8 until the side air curtain device 5 is aligned with the inlet 3 below, the side air curtain device 5 is pushed to enter the powder room 4 from the inlet 3 below, the side air curtain device 5 is rotated through the motor II 10 until the direction of the compressed air nozzle is upward, and then the distance between the compressed air nozzle and the coated substrate is adjusted through the electric telescopic rod 16.
The technical features of the present utility model that are not described in the present utility model may be implemented by or using the prior art, and are not described in detail herein, but the above description is not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be within the scope of the present utility model by those skilled in the art.
Claims (8)
1. The air curtain device for continuous powder spraying production of the metal plates is characterized by comprising a support frame, wherein a pair of cross bars (6) are arranged on the support frame, edge air curtain devices (5) are arranged between the cross bars (6) at two sides, a pair of inlets (3) corresponding to the edge air curtain devices (5) are arranged on one side surface of a corresponding powder room (4), and the inlets (3) are vertically distributed;
the side air curtain device (5) comprises a hollow long tube combined beam frame and a row of compressed air nozzles arranged on the hollow long tube combined beam frame, wherein a cross beam of the long tube combined beam frame is formed by overlapping and fixedly connecting a plurality of layers of hollow long tubes, holes are formed between the tubes, two ends of the tubes are closed, and the compressed air nozzles are vertically arranged in the center of the cross section of the long tube combined beam frame and are simultaneously vertical to the length direction of the long tube combined beam frame.
2. The air curtain device for continuous powder spraying production of metal plates according to claim 1, wherein the supporting frame comprises a pair of bottom plates (1), vertical rods (2) are respectively arranged on the bottom plates (1) at two sides, T-shaped sliding grooves in the vertical direction are respectively arranged on the vertical rods (2) at two sides, matched T-shaped sliding blocks are respectively arranged on the T-shaped sliding grooves at two sides, and cross bars (6) are respectively arranged on the T-shaped sliding blocks at two sides.
3. The air curtain device for continuous powder spraying production of metal plates according to claim 2, wherein one side of the bottom plate (1) is provided with a motor I (8), the free end of the motor I (8) is provided with a screw rod (9), and the top end of the vertical rod (2) on the corresponding side is provided with a fixed plate;
the T-shaped sliding blocks on the corresponding sides are provided with through threaded holes matched with the screw rods (9), and the free ends of the screw rods (9) penetrate through the threaded holes and are rotatably arranged on the fixing plate.
4. The air curtain device for continuous powder spraying production of metal plates according to claim 1, wherein a pair of rotating shafts (14) are arranged on the pair of cross rods (6), fixed blocks (15) are arranged at opposite ends of the rotating shafts (14) at two sides, electric telescopic rods (16) are arranged on the fixed blocks (15) at two sides, and the side air curtain device (5) is arranged between the electric telescopic rods (16) at two sides.
5. The air curtain device for continuous powder spraying production of metal plates according to claim 4, wherein one end, far away from the fixed block (15), of the rotating shaft (14) on one side penetrates out of the corresponding cross rod (6) and is provided with a first sprocket wheel (13), the corresponding cross rod (6) is provided with a second motor (10) through a support plate, the free end of the second motor (10) is provided with a second sprocket wheel (11), and a chain (12) is arranged between the first sprocket wheel (13) and the second sprocket wheel (11) to be connected.
6. The air curtain device for continuous powder spraying production of metal plates according to claim 2, wherein a connecting rod (7) is arranged between the vertical rods (2) at two sides, and a balancing weight (17) is arranged in the middle of the connecting rod (7) through a U-shaped plate.
7. The air curtain device for continuous powder spraying production of sheet metal according to claim 2, characterized in that the lower parts of the base plates (1) on both sides are provided with a pair of universal wheels.
8. The air curtain device for continuous powder spraying production of metal plates according to claim 2, characterized in that handles are arranged on the vertical rods (2) on both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321045146.9U CN220295013U (en) | 2023-05-04 | 2023-05-04 | Air curtain device for continuous powder spraying production of metal plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321045146.9U CN220295013U (en) | 2023-05-04 | 2023-05-04 | Air curtain device for continuous powder spraying production of metal plates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220295013U true CN220295013U (en) | 2024-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321045146.9U Active CN220295013U (en) | 2023-05-04 | 2023-05-04 | Air curtain device for continuous powder spraying production of metal plates |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220295013U (en) |
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2023
- 2023-05-04 CN CN202321045146.9U patent/CN220295013U/en active Active
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