CN112024219B - Gas leveling device for spraying production line - Google Patents
Gas leveling device for spraying production line Download PDFInfo
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- CN112024219B CN112024219B CN202010920369.XA CN202010920369A CN112024219B CN 112024219 B CN112024219 B CN 112024219B CN 202010920369 A CN202010920369 A CN 202010920369A CN 112024219 B CN112024219 B CN 112024219B
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- side wall
- leveling device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
Abstract
The invention discloses a gas leveling device for a spraying production line, which comprises a gas leveling device body (1), a first side wall (2), a second side wall (3), a heating device (4), a first arc-shaped wall (5), a second arc-shaped wall (6), a first flow deflector (7) and a second flow deflector (8), and is characterized in that: the first arc-shaped wall protrudes from the first side wall and protrudes towards the second side wall, the second arc-shaped wall protrudes from the second side wall and protrudes towards the first side wall, the plurality of first flow deflectors and the plurality of second flow deflectors are arc-shaped flow deflectors, the arc-shaped protruding directions of the first flow deflectors and the second flow deflectors are opposite, and a gap is formed between the first flow deflectors and the second flow deflectors. The flow collecting and guiding device can collect and guide the heated compressed gas, thereby reducing turbulence and increasing flow velocity; the noise can be reduced, and the pressure at the outlet part can be adjusted.
Description
Technical Field
The invention relates to the technical field of spraying devices and spraying processes, in particular to a gas leveling device for a spraying production line.
Background
In the paint spraying production process, in order to ensure better paint spraying quality, a gas leveling device or an air knife is generally adopted to level the coating so as to control the thickness of the appropriate coating. The conventional gas leveling device (as shown in fig. 1) includes a gas leveling device body, a heating device, and a baffle. However, the existing gas leveling device has the problems of large airflow turbulence in the gas leveling device, nonadjustable outlet pressure and large noise.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a gas leveling device for a spraying production line, which can collect and guide the heated compressed gas, thereby reducing the turbulence and increasing the flow speed; the noise of the gas leveling device can be reduced through the arrangement of the noise reduction cavity and the backflow channel; the angle of the outlet plate can be adjusted through the arrangement of the outlet adjusting assembly, so that the flow area of the outlet part is adjusted, and the pressure of the outlet part is adjusted.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a gas flow leveling device for spraying production line, it includes gas flow leveling device body (1), first lateral wall (2), second lateral wall (3), heating device (4), first arc wall (5), second arc wall (6), first water conservancy diversion piece (7), second water conservancy diversion piece (8), gas flow leveling device body is the cuboid structure generally, it includes the relative first lateral wall that sets up, the second lateral wall, the upstream end of gas flow leveling device body is provided with heating device, first lateral wall, the downstream end that just is located heating device on the second lateral wall is provided with first arc wall respectively, second arc wall, first arc wall, be provided with a plurality of first water conservancy diversion pieces on the second arc wall respectively, a plurality of second water conservancy diversion pieces, its characterized in that: the first arc-shaped wall protrudes from the first side wall and protrudes towards the second side wall, the second arc-shaped wall protrudes from the second side wall and protrudes towards the first side wall, the plurality of first flow deflectors and the plurality of second flow deflectors are arc-shaped flow deflectors, the arc-shaped protruding directions of the first flow deflectors and the second flow deflectors are opposite, and a gap is formed between the first flow deflectors and the second flow deflectors.
Furthermore, a noise reduction cavity (9) is formed between the first arc-shaped wall and the second arc-shaped wall and between the first side wall and the second side wall respectively, the noise reduction cavity is communicated with an air flow channel in the gas flow leveling device body through a plurality of communication holes (103), and the plurality of communication holes are formed in the first arc-shaped wall and the second arc-shaped wall.
Furthermore, a backflow channel (10) is arranged at the upper end of the noise reduction cavity, one end of the backflow channel is communicated with the noise reduction cavity, and the other end of the backflow channel is communicated with the flow guide channels among the flow guide sheets of the first flow guide sheets or the second flow guide sheets.
Further, the backflow channel comprises a first channel (101) and a second channel (102), the first channel is arranged in parallel with the first side wall or the second side wall, the second channel is arranged in an inclined mode with the first side wall or the second side wall, and the inclined included angle is 30-60 degrees.
Further, the outlet part of the gas leveling device body is provided with an outlet adjusting assembly (11), the outlet adjusting assembly can adjust the flow area of the outlet part, the outlet adjusting assembly comprises an outlet plate (12) and an adjusting bolt (13), the upstream end of the outlet plate is provided with a hinged part (14), the hinged part is adjacent to the downstream end of the first flow deflector or the downstream end of the second flow deflector, and the outlet plate is rotatably arranged by taking the hinged part as a pivot center.
Further, a side face, far away from the gas flow channel in the gas flow leveling device body, of the outlet plate is connected with a bearing seat (15), a bearing (16) is arranged in the bearing seat, the adjusting bolt comprises a bearing section, a threaded portion (17) and a screwing portion (18), the threaded portion is arranged between the bearing section and the screwing portion, the bearing section is matched with the bearing, the threaded portion penetrates through a threaded hole in the first side wall or the second side wall and is in threaded fit with the threaded hole, and the screwing portion is used for operating screwing in/out of the adjusting bolt.
Further, the deflection angle of the outlet plate ranges from 5 to 30 °.
Further, the downstream ends of the first arc-shaped wall and the second arc-shaped wall are provided with step parts (61), and the step surfaces of the step parts are abutted against one side surface of the outlet plate so as to limit the maximum deflection angle of the outlet plate.
A gas flow leveling device for spraying production line can carry out mass flow, water conservancy diversion to the compressed gas that receives the heating to can reduce the turbulent flow, increase the velocity of flow, for prior art's gas flow leveling device, have more excellent reduction turbulent flow, increase the technological effect of velocity of flow. The noise of the gas leveling device can be reduced through the arrangement of the noise reduction cavity and the backflow channel; the angle of the outlet plate can be adjusted through the arrangement of the outlet adjusting assembly, so that the flow area of the outlet part is adjusted, and the pressure of the outlet part is adjusted.
Drawings
FIG. 1 is a schematic view of a gas flow leveling device for a prior art spray coating line;
FIG. 2 is a schematic view of a gas leveling device for a spraying production line according to the present invention;
FIG. 3 is a schematic side view of a gas leveling device for a painting production line according to the present invention;
FIG. 4 is a schematic view of a partial structure of a gas leveling device for a painting production line according to the present invention;
FIG. 5 is a schematic view of a partial structure of a gas leveling device for a painting line according to the present invention.
In the figure: the device comprises a gas leveling device body 1, a first side wall 2, a second side wall 3, a heating device 4, a first arc-shaped wall 5, a second arc-shaped wall 6, a first flow deflector 7, a second flow deflector 8, a noise reduction cavity 9, a backflow channel 10, an outlet adjusting assembly 11, an outlet plate 12, an adjusting bolt 13, a hinge portion 14, a bearing seat 15, a bearing 16, a threaded portion 17 and a screwing portion 18; the step portion 61, the first passage 101, the second passage 102, the communication hole 103.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 2 to 5, a gas leveling device for a spraying production line includes a gas leveling device body 1, a first side wall 2, a second side wall 3, a heating device 4, a first arc-shaped wall 5, a second arc-shaped wall 6, a first baffle 7, and a second baffle 8, where the gas leveling device body 1 is substantially a rectangular structure and includes the first side wall 2 and the second side wall 3 which are oppositely arranged, the upstream end of the gas leveling device body 1 is provided with the heating device 4, the first side wall 2, the second side wall 3 and the downstream end of the heating device 4 are respectively provided with the first arc-shaped wall 5 and the second arc-shaped wall 6, and the first arc-shaped wall 5 and the second arc-shaped wall 6 are respectively provided with a plurality of first baffles 7 and a plurality of second baffles 8; the first arc-shaped wall 5 protrudes from the first side wall 2 and protrudes toward the second side wall 3, the second arc-shaped wall 6 protrudes from the second side wall 3 and protrudes toward the first side wall 2, the first guide vanes 7 and the second guide vanes 8 are arc-shaped guide vanes, the arc-shaped protruding directions of the first guide vanes 7 and the second guide vanes 8 are opposite, and gaps (gaps in the thickness direction) are formed between the first guide vanes 7 and the second guide vanes 8.
A plurality of first water conservancy diversion pieces 7, a plurality of second water conservancy diversion pieces 8 are arranged along the length direction of gas leveling device body 1 for the array, and gas leveling device body 1 is connected with drive arrangement through drive connecting portion, and adjustable gas leveling device body 1 is for the angle and/or the height of horizontal plane.
Because the problem that turbulent flow, velocity of flow reduce can appear in the compressed gas that receives the heating, consequently can carry out the mass flow, water conservancy diversion to the compressed gas that receives the heating through setting up arc wall and arc water conservancy diversion piece to can reduce the turbulent flow, increase the velocity of flow. Compared with the gas flow leveling device in the prior art, the gas flow leveling device has the technical effects of reducing turbulence and increasing flow speed.
Further, first arc wall 5, second arc wall 6 respectively with first side wall 2, constitute between the second side wall 3 and fall the chamber 9 of making an uproar, fall the chamber 9 of making an uproar and communicate with the air current channel in the gas flow leveling device body 1 through a plurality of intercommunicating pores 103, a plurality of intercommunicating pores 103 set up on first arc wall 5, second arc wall 6, the upper end of falling the chamber 9 of making an uproar is provided with return current channel 10, return current channel 10 one end with fall the chamber 9 intercommunication of making an uproar, the other end and a plurality of first water conservancy diversion piece 7 or the water conservancy diversion passageway intercommunication between the water conservancy diversion piece of a plurality of second water conservancy diversion pieces 8. The noise of the air flow leveling device can be reduced through the arrangement of the noise reduction cavity 9 and the backflow channel 10.
The return channel 10 comprises a first channel 101 and a second channel 102, the first channel 101 is arranged parallel to the first side wall 2 or the second side wall 3, the second channel 102 is arranged inclined to the first side wall 2 or the second side wall 3 at an included angle of 40-50 °, preferably 45 °, and the return channel 10 is arranged to facilitate the return of the air flow in the noise reduction chamber 9.
Further, an outlet adjusting assembly 11 is arranged at an outlet portion of the gas leveling device body 1, the outlet adjusting assembly 11 can adjust the flow area of the outlet, the outlet adjusting assembly 11 comprises an outlet plate 12 and an adjusting bolt 13, a hinge portion 14 is arranged at the upstream end of the outlet plate 12, the hinge portion 14 is arranged adjacent to the downstream end of the first flow deflector 7 or the second flow deflector 8, and the outlet plate 12 is rotatably arranged by taking the hinge portion 14 as a pivot center. A bearing seat 15 is connected to one side surface of the outlet plate 12, which is far away from an air flow channel in the air leveling device body 1, a bearing 16 is arranged in the bearing seat 15, the adjusting bolt 13 comprises a bearing section, a threaded part 17 and a screwing part 18, the threaded part 17 is arranged between the bearing section and the screwing part 18, the bearing section is matched with the bearing 16, the threaded part 17 penetrates through a threaded hole in the first side wall 2 or the second side wall 3 and is in threaded fit with the threaded hole, and the screwing part 18 is used for operating screwing in/out of the adjusting bolt 13; the deflection angle of the outlet plate 12 ranges from 5 to 30 °. The angle of the outlet plate 12 can be adjusted through the arrangement of the outlet adjusting assembly 11, so that the flow area of the outlet part is adjusted, and the pressure of the outlet part is adjusted.
The downstream ends of the first and second arc-shaped walls 5, 6 are provided with a step portion 61, and the step surface of the step portion 61 abuts/abuts against one side surface of the outlet plate 12 for defining the maximum deflection angle of the outlet plate 12.
This gas leveling device for spraying production line can carry out mass flow, water conservancy diversion to the compressed gas that receives the heating to can reduce the turbulent flow, increase the velocity of flow, for prior art's gas leveling device, have more excellent reduction turbulent flow, increase the technological effect of velocity of flow. The noise of the gas leveling device can be reduced through the arrangement of the noise reduction cavity and the backflow channel; the angle of the outlet plate can be adjusted through the arrangement of the outlet adjusting assembly, so that the flow area of the outlet part is adjusted, and the pressure of the outlet part is adjusted.
The above-described embodiments are illustrative of the present invention and not restrictive, it being understood that various changes, modifications, substitutions and alterations can be made herein without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims (6)
1. The utility model provides a gas flow leveling device for spraying production line, it includes gas flow leveling device body (1), first lateral wall (2), second lateral wall (3), heating device (4), first arc wall (5), second arc wall (6), first water conservancy diversion piece (7), second water conservancy diversion piece (8), gas flow leveling device body is the cuboid structure generally, it includes the relative first lateral wall that sets up, the second lateral wall, the upstream end of gas flow leveling device body is provided with heating device, first lateral wall, the downstream end that just is located heating device on the second lateral wall is provided with first arc wall respectively, second arc wall, first arc wall, be provided with a plurality of first water conservancy diversion pieces on the second arc wall respectively, a plurality of second water conservancy diversion pieces, its characterized in that: the first arc-shaped wall protrudes from the first side wall and protrudes towards the second side wall, the second arc-shaped wall protrudes from the second side wall and protrudes towards the first side wall, the plurality of first flow deflectors and the plurality of second flow deflectors are arc-shaped flow deflectors, the arc-shaped protruding directions of the first flow deflectors and the second flow deflectors are opposite, and gaps are formed between the first flow deflectors and the second flow deflectors; a noise reduction cavity (9) is formed between the first arc-shaped wall and the second arc-shaped wall and between the first side wall and the second side wall respectively, the noise reduction cavity is communicated with an airflow channel in the gas leveling device body through a plurality of communication holes (103), and the plurality of communication holes are formed in the first arc-shaped wall and the second arc-shaped wall; the upper end of the noise reduction cavity is provided with a backflow channel (10), one end of the backflow channel is communicated with the noise reduction cavity, and the other end of the backflow channel is communicated with the flow guide channels among the flow guide sheets of the first flow guide sheets or the second flow guide sheets.
2. The gas leveling device for the painting production line according to claim 1, wherein the return channel comprises a first channel (101) and a second channel (102), the first channel is arranged in parallel with the first side wall or the second side wall, and the second channel is arranged in an inclined manner with respect to the first side wall or the second side wall, and the inclined angle is 30-60 degrees.
3. The gas leveling device for the spraying production line as claimed in claim 1 or 2, wherein the outlet portion of the gas leveling device body is provided with an outlet adjusting assembly (11) which can adjust the flow area of the outlet portion, the outlet adjusting assembly comprises an outlet plate (12) and an adjusting bolt (13), the upstream end of the outlet plate is provided with a hinged portion (14), the hinged portion is arranged adjacent to the downstream end of the first deflector or the second deflector, and the outlet plate is rotatably arranged by taking the hinged portion as a pivot center.
4. The gas leveling device for the painting production line according to claim 3, wherein a bearing seat (15) is connected to a side surface of the outlet plate away from the gas flow passage in the gas leveling device body, a bearing (16) is disposed in the bearing seat, the adjusting bolt includes a bearing segment, a threaded portion (17), and a screwing portion (18), the threaded portion is disposed between the bearing segment and the screwing portion, the bearing segment is fitted to the bearing, the threaded portion passes through and is screwed to the threaded hole on the first side wall or the second side wall, and the screwing portion is used to operate screwing in/out of the adjusting bolt.
5. The gas leveling device for a painting production line of claim 4, wherein the deflection angle of the outlet plate is in the range of 5 ° to 30 °.
6. The gas leveling device for the painting production line according to claim 5, wherein the downstream ends of the first and second arc-shaped walls are provided with a step portion (61), and a step surface of the step portion abuts against one side surface of the outlet plate to define a maximum deflection angle of the outlet plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920369.XA CN112024219B (en) | 2020-09-04 | 2020-09-04 | Gas leveling device for spraying production line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010920369.XA CN112024219B (en) | 2020-09-04 | 2020-09-04 | Gas leveling device for spraying production line |
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| CN112024219A CN112024219A (en) | 2020-12-04 |
| CN112024219B true CN112024219B (en) | 2021-11-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3711387B2 (en) * | 2002-08-19 | 2005-11-02 | 国立大学法人佐賀大学 | Noise reduction method and apparatus for supersonic jet |
| CN105177976B (en) * | 2015-10-26 | 2017-11-17 | 陈爱华 | One kind blows line machine |
| CN107339263A (en) * | 2017-03-15 | 2017-11-10 | 宁波方太厨具有限公司 | A kind of auxiliary denoising device for cooking-fume exhauster blower system |
| CN207273016U (en) * | 2017-10-11 | 2018-04-27 | 重庆福税科技有限公司 | A kind of workpiece surface handles uniform sand-blasting machine |
| CN107815522B (en) * | 2017-10-25 | 2020-04-10 | 中航工程集成设备有限公司 | Gas circulation flow guide system for heat treatment furnace |
| CN209287567U (en) * | 2018-11-02 | 2019-08-23 | 河南森源重工有限公司 | Spraying machine and its ventilating duct |
| CN210357642U (en) * | 2019-06-28 | 2020-04-21 | 厦门佰顺兴自动化科技有限公司 | Air chamber structure of cold spray gun |
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