CN116809201A - Screening plant of two ingredient coating - Google Patents
Screening plant of two ingredient coating Download PDFInfo
- Publication number
- CN116809201A CN116809201A CN202310823267.XA CN202310823267A CN116809201A CN 116809201 A CN116809201 A CN 116809201A CN 202310823267 A CN202310823267 A CN 202310823267A CN 116809201 A CN116809201 A CN 116809201A
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- China
- Prior art keywords
- screen
- screening
- shell
- fixedly connected
- disc
- Prior art date
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Links
- 238000012216 screening Methods 0.000 title claims abstract description 118
- 238000000576 coating method Methods 0.000 title claims abstract description 90
- 239000011248 coating agent Substances 0.000 title claims abstract description 86
- 239000004615 ingredient Substances 0.000 title description 4
- 239000000843 powder Substances 0.000 claims abstract description 77
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 239000002245 particle Substances 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 70
- 238000011084 recovery Methods 0.000 claims description 54
- 230000000903 blocking effect Effects 0.000 claims description 38
- 239000003973 paint Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 238000007790 scraping Methods 0.000 claims description 6
- 238000007664 blowing Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 2
- 230000003993 interaction Effects 0.000 claims description 2
- 238000007873 sieving Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 description 2
- 239000008158 vegetable oil Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/0056—Other disintegrating devices or methods specially adapted for specific materials not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Coating Apparatus (AREA)
Abstract
The application discloses a screening device for a two-component coating, which relates to the technical field of coating screening and comprises a shell, wherein a sleeve is fixedly connected with the inner wall of the shell, a transmission shaft is rotationally connected with the sleeve, one end of the transmission shaft is connected with the output end of a first motor, the other end of the transmission shaft is provided with a screen disc, a baffle ring is sleeved outside the screen disc, a screen frame is fixedly connected to the baffle ring, a plurality of screens are fixedly arranged on the screen frame along the radial direction, the screen holes of the screens are different in number, a lifting assembly is connected with the baffle ring, the powder coating is screened by utilizing the rotation of the screen disc, and the baffle ring is driven to move by the lifting assembly, so that the screens with different numbers on the screen frame can be respectively encircled with the screen disc to form screening areas with different screening particle diameters, the powder coating with different particle diameters is conveniently and quickly switched, long-time shutdown is not needed, and the problems of the existing shutdown replacement and low efficiency are solved.
Description
Technical Field
The application relates to the technical field of paint screening, in particular to a screening device for a double-component paint.
Background
The paint is a liquid or solid material which can form a film on the surface of an object under certain conditions to protect, decorate or have other special functions (insulation, rust prevention, mildew prevention, heat resistance and the like), and because the early paint mostly uses vegetable oil as a main raw material, the paint is also called paint, and the synthetic resin is replaced by the vegetable oil, so the paint belongs to an organic chemical high polymer material, the formed film belongs to a high polymer compound type, the paint belongs to a fine chemical product according to the classification of modern general chemical products, and the modern paint gradually becomes a multifunctional engineering material, so the paint is an important industry in the chemical industry;
the two-component paint is generally prepared from powder and liquid according to a certain proportion, and is used after being mixed and stirred, the two-component paint is widely applied at present, has better comprehensive performance, and has better adhesive force, hardness and paint film appearance than the single-component paint under most conditions;
the powder in the two-component coating is the powder coating, the powder coating is a solid powder synthetic resin coating composed of solid resin, pigment, filler, auxiliary agent and the like, the powder coating has the characteristics of no solvent pollution, 100% film formation, low energy consumption and the like, the powder coating has the condition of uneven particle size after grinding, the powder coating needs to be screened for ensuring the quality of the powder coating, the existing screening device mostly uses a screen for screening, but the screening of the screen is single, and when powder particles with different particle diameters need to be screened, the corresponding screen needs to be stopped and replaced, so that the screening efficiency is influenced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the application aims to provide a screening device for a two-component coating.
In order to achieve the above purpose, the present application provides the following technical solutions: a screening device for a two-component coating comprises a shell, a discharging mechanism, a screening mechanism, a collecting mechanism and a recycling mechanism;
the lower end of the shell is fixedly connected with a plurality of supporting legs;
the discharging mechanism comprises a material box, the material box is fixedly connected with the shell, a material inlet of the material box is communicated with the outside of the shell, and a material outlet of the material box is positioned in the shell and is communicated with the screening mechanism;
the screening mechanism is arranged in the shell and used for screening powder paint, the screening mechanism comprises a sleeve, a transmission shaft, a first motor, a screen disc, a blocking ring, a screen frame, a screen and a lifting assembly, the sleeve is fixedly connected with the inner wall of the shell, the transmission shaft is rotationally connected with the sleeve, one end of the transmission shaft is connected with the output end of the first motor, the first motor is arranged on the shell, the screen disc is arranged at the other end of the transmission shaft, the transmission shaft is used for driving the screen disc to rotate, the blocking ring is sleeved outside the screen disc, the screen frame is fixedly connected with the screen frame, the screen frame is attached to the outer wall of the screen disc, and the screen disc is rotationally connected with the screen frame; the screen frame is fixedly provided with a plurality of screens along the radial direction, and a screening area for screening the powder coating is formed by surrounding one screen with the screen disc; the screen mesh numbers of the plurality of screens are different, and the plurality of screens are used for screening powder coatings with different particle sizes; the lifting assembly is connected with the blocking ring and is used for adjusting the positions of the screens with different screen hole numbers by adjusting the position of the blocking ring, so that the screening particle size of a screening area enclosed by the screening disc is adjusted;
the collecting mechanism is arranged in the shell and communicated with the screening area through the holes of the screen mesh, and is used for collecting powder coating separated by the screen mesh;
the recovery mechanism is arranged on the shell and used for collecting powder paint which does not accord with screening particle sizes, the recovery mechanism comprises an upper annular plate, a lower annular plate, a baffle, an air tap and a recovery pipe, the upper annular plate and the lower annular plate are fixedly connected with the inner wall of the shell, a recovery cavity is arranged between the upper annular plate and the lower annular plate, the baffle is arranged in the recovery cavity, the recovery cavities are arranged in the areas on two sides of the baffle in a separated mode, the two sides of the baffle are respectively provided with the air tap and the recovery pipe, an air outlet of the air tap is communicated with the recovery cavity, an air inlet of the air tap is communicated with an air blowing piece, a feed inlet of the recovery pipe is communicated with the recovery cavity, and a discharge outlet of the recovery pipe is communicated with the outside of the shell;
when the lifting assembly drives the blocking ring to move to the position that the diversion slope at the top of the blocking ring is flush with the screening surface of the screen disc, residual powder coating on the screening surface of the screen disc is collected into the recovery cavity through rotation of the screen disc;
when the lifting assembly drives the blocking ring to move to be simultaneously attached to the upper annular plate and the lower annular plate, the blocking ring blocks the recovery cavity between the upper annular plate and the lower annular plate.
The application further adopts the technical scheme that: the discharging mechanism further comprises a control assembly, the control assembly is used for controlling the falling of powder coating in the material box, the control assembly comprises a transverse shaft, a second motor and a poking plate, one end of the transverse shaft is rotationally connected with a discharge hole of the material box, the other end of the transverse shaft is connected with an output end of the second motor, the second motor is arranged on the shell, a plurality of poking plates are arranged on the transverse shaft along the circumferential direction at intervals, the poking plates are respectively attached to the side wall of the material box, and the poking plates divide the discharge hole of the material box into two mutually sealed areas.
The application further adopts the technical scheme that: the lifting assembly comprises electric push rods, a plurality of electric push rods are arranged at intervals along the circumferential direction of the blocking ring, each electric push rod is mounted on the shell, and the telescopic ends of each electric push rod are fixedly connected with the blocking ring respectively.
The application further adopts the technical scheme that: the collecting mechanism comprises a hopper, scraping plates and inclined rods, wherein the hopper is located below the blocking ring and fixedly connected with the shell, the hopper is communicated with the screening area through a screen hole of the screen mesh, a plurality of scraping plates are attached to the inner wall of the hopper in a sliding mode, and the scraping plates are fixedly connected with the transmission shaft through the inclined rods respectively.
The application further adopts the technical scheme that: the screening plant of two ingredient coating still includes vibration mechanism, vibration mechanism sets up on screening mechanism for vibrate the screen tray at screening in-process, vibration mechanism includes layer board, guide arm, first spring, riser, wave dish, gyro wheel and riser, layer board and transmission shaft fixed connection, sliding connection has a plurality of guide arms on the layer board, the one end of a plurality of guide arms all with screen tray fixed connection, fixedly connected with first spring between screen tray and the layer board, fixedly connected with riser on the terminal surface that the screen tray kept away from the layer board, the one end fixedly connected with wave dish that the screen tray was kept away from to the riser, have a plurality of convex parts and the concave part that set up in succession on the terminal surface of wave dish, just the terminal surface of wave dish is contradicted with the gyro wheel friction, the gyro wheel rotates with the riser to be connected, riser and casing fixed connection, works as when the transmission shaft drives the wave dish and rotates, the screen tray shakes under the effect of the interaction of wave dish and first spring.
The application further adopts the technical scheme that: the screening plant of two ingredient coating still includes grinding mechanism, grinding mechanism sets up on the casing for further grind powder coating at screening in-process, grinding mechanism is provided with a plurality ofly along the circumferencial direction interval of riser, grinding mechanism includes axle sleeve, vertical axis, driven gear, driving gear, horizontal pole, grinding piece, lug and follows the subassembly, the axle sleeve sets up on the casing and axle sleeve and casing sliding connection, the axle sleeve still drives and goes up and down with the screen tray synchronization through following the subassembly, rotate on the axle sleeve and be connected with the riser, fixedly connected with driven gear on the riser, driven gear is connected with the driving gear meshing, driving gear fixed cover is established in the periphery of riser, a plurality of horizontal poles of one end fixedly connected with of axle sleeve are kept away from to the riser, fixedly connected with grinding piece and lug on the terminal surface that the horizontal pole is close to the screen tray, leave the clearance that supplies powder coating to grind between grinding piece and the screen tray, the terminal surface of lug is about being higher than the terminal surface of grinding piece, just lug and screen tray friction conflict.
The application further adopts the technical scheme that: the following assembly comprises a top plate and a second spring, wherein the top plate and the shaft sleeve penetrate through the shell to one end of the outside of the shell to be fixedly connected, and the second spring is fixedly connected between the top plate and the shell.
The application further adopts the technical scheme that: fixedly connected with exhaust column on the casing, exhaust column and screening district intercommunication, fixedly connected with exhaust column on the exhaust column, the exhaust column is used for collecting the dust of suspension in screening district.
The application further adopts the technical scheme that: the edge of screen tray terminal surface is provided with a plurality of swash plates along the circumferencial direction interval, swash plate fixed mounting is on the screen tray, the one end of swash plate and the inner wall slip laminating of screen cloth, the other end of swash plate is inclined towards the direction of keeping away from the screen tray centre of a circle.
The application further adopts the technical scheme that: the screen tray is conical and is used for enabling powder coating on the screening surface of the screen tray to slide towards the edge of the screen tray.
Compared with the prior art, the application has the following beneficial effects:
1. according to the application, the screening mechanism is arranged, the screen disc in the screening mechanism can drive powder coating on the screen disc to move towards the edge in the rotating process, the powder coating conforming to the screening particle size can pass through the screen mesh and fall into the collecting mechanism, the powder coating not conforming to the screening particle size is trapped on the screen disc, and the lifting assembly drives the blocking ring to move, so that the screens with different meshes on the screen frame and the screen disc can respectively form screening areas with different screening particle sizes, and further, the powder coating with different particle sizes is screened out, the switching is convenient, long-time shutdown is not needed, the screening efficiency is effectively improved, and the problems of the existing machine shutdown replacement and lower efficiency are solved;
2. according to the application, the recovery mechanism is arranged, the residual powder coating on the screen disc can be collected in the recovery cavity of the recovery mechanism, the air nozzle is used for blowing air into the recovery cavity, the air flow can drive the powder coating in the recovery cavity to move along the recovery cavity and finally be discharged through the recovery pipe, so that the powder coating which does not accord with the screening particle size is recovered;
3. according to the application, the vibration mechanism is arranged to vibrate the screen tray in the screening process, so that powder coating is prevented from accumulating on the screen tray, and screening is promoted;
4. according to the application, the grinding mechanism is arranged, so that the powder coating is further ground in the screening process, the screening of the powder coating is promoted, and the screening utilization rate of the powder coating is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a cross-sectional view of a housing and hopper in accordance with an embodiment of the present application;
FIG. 3 is a cross-sectional view of a blocker ring in accordance with an embodiment of the present application;
FIG. 4 is a cross-sectional view of a baffle and a recovery tube in an embodiment of the present application;
FIG. 5 is a cross-sectional view of a bin in an embodiment of the application;
FIG. 6 is a cross-sectional view of a sleeve and a drive shaft according to an embodiment of the present application;
FIG. 7 is a cross-sectional view of a housing and sleeve according to an embodiment of the present application;
FIG. 8 is a schematic view of the structure of the vertical shaft and the cross bar in the embodiment of the application;
fig. 9 is a cross-sectional view of a screen tray in an embodiment of the application.
In the figure: 1. a housing; 2. support legs; 3. a sleeve; 4. a transmission shaft; 5. a first motor; 6. a screen tray; 7. a blocking ring; 8. a feed box; 9. an upper ring plate; 10. a lower ring plate; 11. a baffle; 12. an air tap; 13. a recovery pipe; 14. a screen frame; 15. a screen; 16. a horizontal axis; 17. a second motor; 18. a poking plate; 19. an electric push rod; 20. a hopper; 21. a scraper; 22. a diagonal rod; 23. a supporting plate; 24. a guide rod; 25. a first spring; 26. a vertical tube; 27. a wave plate; 28. a roller; 29. a riser; 30. a shaft sleeve; 31. a vertical axis; 32. a driven gear; 33. a drive gear; 34. a cross bar; 35. grinding the blocks; 36. a bump; 37. a top plate; 38. a second spring; 39. an exhaust tube; 40. an exhaust fan; 41. and a sloping plate.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
In the description of the embodiments of the present application, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present application is conventionally put when used, it is merely for convenience of describing the present application and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1 to 4, in one embodiment of the present application, a screening apparatus for a two-component paint includes a housing 1, a discharging mechanism, a screening mechanism, a collecting mechanism, and a recovering mechanism;
the lower end of the shell 1 is fixedly connected with a plurality of supporting legs 2;
the discharging mechanism comprises a feed box 8, the feed box 8 is fixedly connected with the shell 1, a feed inlet of the feed box 8 is communicated with the outside of the shell 1, powder coating is put into the feed box 8 through the feed inlet of the feed box 8, a discharge outlet of the feed box 8 is positioned in the shell 1 and is communicated with the screening mechanism, and the powder coating in the feed box 8 falls to the screening mechanism through the discharge outlet;
the screening mechanism is arranged in the shell 1 and is used for screening powder paint, the screening mechanism comprises a sleeve 3, a transmission shaft 4, a first motor 5, a screen disc 6, a blocking ring 7, a screen disc 14, a screen 15 and a lifting assembly, the sleeve 3 is fixedly connected with the inner wall of the shell 1, the transmission shaft 4 is rotationally connected with the sleeve 3, one end of the transmission shaft 4 is connected with the output end of the first motor 5, the first motor 5 is arranged on the shell 1, as shown in fig. 2, the output shaft of the first motor 5 can drive the transmission shaft 4 to rotate, the screen disc 6 is arranged at the other end of the transmission shaft 4, the powder paint in a feed box 8 falls onto the screen disc 6, the transmission shaft 4 is used for driving the screen disc 6 to rotate, the blocking ring 7 is sleeved outside the screen disc 6, the screen frame 14 is fixedly connected with the screen disc 7, the screen frame 14 is attached to the outer wall of the screen disc 6, and the screen disc 6 is rotationally connected with the screen disc 14; the screen frame 14 is fixedly provided with a plurality of screens 15 along the radial direction, wherein one screen 15 and the screen disc 6 enclose a screening area for screening the powder coating, as shown in fig. 2 and 3, the generated centrifugal force of the screen disc 6 can drive the powder coating on the screen disc to move towards the edge of the screen disc 6 in the rotating process, the powder coating conforming to the screening particle size of the screen 15 can pass through the screen 15 and fall into the collecting mechanism, and the powder coating not conforming to the screening particle size of the screen 15 is trapped on the screen disc 6; the screen mesh numbers of the screen meshes 15 are different, and the screen meshes 15 are used for screening powder coatings with different particle sizes; the lifting assembly is connected with the blocking ring 7, the lifting assembly is used for adjusting the positions of the screens 15 with different screen hole numbers by adjusting the positions of the blocking ring 7, so that the screening particle sizes of the screening areas surrounded by the screen disc 6 are adjusted, as shown in fig. 2 and 3, the blocking ring 7 is driven by the lifting assembly to move, the screen frame 14 is driven by the blocking ring 7 to move, the screens 15 with different mesh numbers on the screen frame 14 can respectively surround the screening areas with different screening particle sizes with the screen disc 6, powder coatings with different particle sizes are further screened out, the switching is convenient, long-time shutdown is not needed, the screening efficiency is effectively improved, and the problems that the existing screening machine needs shutdown for replacement and the efficiency is low are solved;
the mesh number of the plurality of screens 15 is reduced from top to bottom (the mesh aperture of the screen 15 at the uppermost end is the smallest), and when the plurality of screens 15 are positioned above the screen tray 6, only powder coating with the same particle size can be screened out;
the collecting mechanism is arranged in the shell 1 and communicated with the screening area through the holes of the screen 15, and is used for collecting the powder coating sieved by the screen 15;
the recovery mechanism is arranged on the shell 1 and is used for collecting powder paint which does not accord with screening particle sizes, the recovery mechanism comprises an upper annular plate 9, a lower annular plate 10, a baffle plate 11, an air nozzle 12 and a recovery pipe 13, the upper annular plate 9 and the lower annular plate 10 are fixedly connected with the inner wall of the shell 1, a recovery cavity is arranged between the upper annular plate 9 and the lower annular plate 10, the baffle plate 11 is arranged in the recovery cavity, the recovery cavities are arranged in the areas on two sides of the baffle plate 11 in a separated mode, the two sides of the baffle plate 11 are respectively provided with the air nozzle 12 and the recovery pipe 13, an air outlet of the air nozzle 12 is communicated with the recovery cavity, an air inlet of the air nozzle 12 is communicated with an air blowing piece, the air blowing piece is used for air nozzle 12 and can blow air into the recovery cavity, a feed inlet of the recovery pipe 13 is communicated with the recovery cavity, and a discharge port of the recovery pipe 13 is communicated with the outside of the shell 1;
as shown in fig. 2 and 3, after the powder coating conforming to the screening particle size on the screen disc 6 is screened, the baffle ring 7 is driven by the lifting component to move until the diversion slope at the top of the baffle ring 7 is level with the screening surface of the screen disc 6, and the residual powder coating on the screening surface of the screen disc 6 is collected into the recovery cavity by the rotation of the screen disc 6;
after the residual powder coating on the screen disc 6 is gathered into the recovery cavity, the lifting assembly drives the blocking ring 7 to move to the blocking ring 7 and simultaneously is attached to the upper ring plate 9 and the lower ring plate 10, the blocking ring 7 seals the recovery cavity between the upper ring plate 9 and the lower ring plate 10, as shown in fig. 4, the air nozzle 12 blows air into the recovery cavity, the air flow can drive the powder coating in the recovery cavity to move along the recovery cavity and finally is discharged through the recovery pipe 13, and therefore the powder coating which does not accord with the screening particle size is recovered.
Referring to fig. 1 and 5, as a preferred embodiment of the present application, the discharging mechanism further includes a control component, where the control component is used to control the falling of the powder coating in the bin 8, the control component includes a cross shaft 16, a second motor 17 and a shifting plate 18, one end of the cross shaft 16 is rotationally connected with a discharge hole of the bin 8, the other end of the cross shaft 16 is connected with an output end of the second motor 17, the second motor 17 is installed on the housing 1, an output shaft of the second motor 17 can drive the cross shaft 16 to rotate, a plurality of shifting plates 18 are disposed on the cross shaft 16 along a circumferential direction at intervals, the cross shaft 16 can drive the shifting plates 18 to rotate, the plurality of shifting plates 18 are respectively attached to a side wall of the bin 8, and the plurality of shifting plates 18 divide the discharge hole of the bin 8 into two mutually sealed areas, as shown in fig. 5, when the shifting plates 18 rotate, the powder coating in the bin 8 can fall to the sieving mechanism, so as to control the falling of the powder coating in the bin 8, and when the sieving mechanism completes the sieving of the powder coating in the bin 8, the previous round of the powder coating can be sieved again, thereby guaranteeing the falling of the powder coating.
Referring to fig. 2, as a preferred embodiment of the present application, the lifting assembly includes a plurality of electric push rods 19, where the electric push rods 19 are disposed at intervals along the circumferential direction of the blocking ring 7, each electric push rod 19 is mounted on the housing 1, and the telescopic ends of each electric push rod 19 are fixedly connected with the blocking ring 7, and the blocking ring 7 is driven by the electric push rods 19 to lift, and in practical application, the blocking ring 7 may also be driven by other linear driving members to lift, which is not limited in this embodiment.
Referring to fig. 2 and 3, as a preferred embodiment of the present application, the collecting mechanism includes a hopper 20, a scraper 21 and a diagonal rod 22, the hopper 20 is located below the baffle ring 7 and is fixedly connected with the housing 1, the hopper 20 is communicated with the screening area through the mesh of the screen 15, the powder coating conforming to the screening particle size of the screen 15 passes through the screen 15 and falls into the hopper 20, the hopper 20 collects the powder coating, a plurality of scrapers 21 are slidably attached to the inner wall of the hopper 20, the plurality of scrapers 21 are fixedly connected with the transmission shaft 4 through the diagonal rod 22, the transmission shaft 4 can drive the scrapers 21 to rotate through the diagonal rod 22, and the scrapers 21 can scrape the powder coating on the inner wall of the hopper 20 to avoid the powder coating from adhering to the inner wall of the hopper 20.
Referring to fig. 2 and 6, as a preferred embodiment of the present application, the screening device for two-component coating further includes a vibration mechanism, the vibration mechanism is disposed on the screening mechanism, and is used for vibrating the screen tray 6 in the screening process, the vibration mechanism includes a supporting plate 23, a guide rod 24, a first spring 25, a vertical tube 26, a wave tray 27, a roller 28 and a vertical plate 29, the supporting plate 23 is fixedly connected with the transmission shaft 4, the supporting plate 23 is slidably connected with a plurality of guide rods 24, one ends of the plurality of guide rods 24 are fixedly connected with the screen tray 6, the transmission shaft 4 drives the supporting plate 23 to rotate, the supporting plate 23 drives the screen tray 6 through the plurality of guide rods 24 to rotate, a first spring 25 is fixedly connected between the screen tray 6 and the supporting plate 23, the first spring 25 provides a thrust force to the screen tray 6 in a direction away from the supporting plate 23, a vertical tube 26 is fixedly connected with one end surface of the screen tray 6, one end of the vertical tube 26, a plurality of continuously disposed protrusions and recesses are fixedly connected with the end surface of the screen tray 27, and the roller 28 are in contact with the roller 27, and the vertical plate 28 is fixedly connected with the roller 29 when the vertical plate 27 rotates with the transmission shaft 4, and the roller 28 rotates with the vertical plate 29;
in the process of rotation of the wave disc 27, when the convex part on the wave disc 27 is in conflict with the roller 28, the wave disc 27 pushes the screen disc 6 to move towards the direction of the supporting plate 23, and when the concave part on the wave disc 27 is in conflict with the roller 28, the first spring 25 pushes the screen disc 6 to reset, so that the screen disc 6 can be driven to vibrate, powder coating is prevented from being accumulated on the screen disc 6, and screening is promoted.
Referring to fig. 7 and 8, as a preferred embodiment of the present application, the screening device for a two-component coating material further includes a grinding mechanism, the grinding mechanism is disposed on the housing 1, and is used for further grinding the powder coating material in the screening process, the grinding mechanism is disposed at intervals along a circumferential direction of the vertical cylinder 26, the grinding mechanism includes a shaft sleeve 30, a vertical shaft 31, a driven gear 32, a driving gear 33, a cross rod 34, grinding blocks 35, a bump 36 and a following component, the shaft sleeve 30 is disposed on the housing 1, the shaft sleeve 30 is slidably connected with the housing 1, the shaft sleeve 30 is further driven by the following component to be lifted synchronously with the screen disc 6, the vertical shaft 31 is rotatably connected on the shaft sleeve 30, the driven gear 32 is fixedly connected with the driving gear 33, the driving gear 33 is fixedly sleeved on the periphery of the vertical cylinder 26, the vertical cylinder 26 drives the driving gear 33 to rotate, one end of the vertical shaft 31, which is far from the shaft sleeve 30, is fixedly connected with a plurality of bumps 34, the bump 36 is close to the end face of the vertical shaft sleeve 31, the bump 36 is fixedly connected with the bump 36, the bump 35 can be lifted by the bump 35, the bump 35 can be lifted by the screen disc 6, and the bump 35 can be lifted by the bump 35 and the screen disc 6 can be lifted by the friction to be lifted by the bump 35, and the powder coating material can be kept between the bump 36 and the screen disc 6 can be lifted by the friction disc 6.
In one case of this embodiment, the following assembly includes a top plate 37 and a second spring 38, where the top plate 37 and the shaft sleeve 30 penetrate through the housing 1 to one end of the outside, and the second spring 38 is fixedly connected between the top plate 37 and the housing 1, and the second spring 38 applies a pulling force to the top plate 37 in a direction approaching to the screen disc 6, so that the shaft sleeve 30 and the screen disc 6 are lifted synchronously, and smooth grinding of the grinding block 35 is ensured.
Referring to fig. 1 and 2, as a preferred embodiment of the present application, an exhaust fan 39 is fixedly connected to the housing 1, the exhaust fan 39 is in communication with the sieving area, an exhaust fan 40 is fixedly connected to the exhaust fan 39, and the exhaust fan 39 is used for collecting dust suspended in the sieving area, so as to collect suspended powder coating with the smallest particle size.
Referring to fig. 3, as a preferred embodiment of the present application, a plurality of inclined plates 41 are disposed at intervals along the circumferential direction on the edge of the end surface of the screen disc 6, the inclined plates 41 are fixedly mounted on the screen disc 6, one end of each inclined plate 41 is slidably attached to the inner wall of the screen 15, the other end of each inclined plate 41 is inclined in a direction away from the center of the screen disc 6, the screen disc 6 can drive the inclined plates 41 to rotate, and the end of each inclined plate 41 attached to the inner wall of the screen 15 can promote screening of powder paint.
Referring to fig. 9, as a preferred embodiment of the present application, the screen tray 6 has a conical shape, so that the powder coating on the screening surface of the screen tray 6 slides down to the edge of the screen tray 6, thereby facilitating the screening of the powder coating.
It should be noted that: the electrical components in the file are all connected with an external main controller and 220V mains supply, the main controller can be a processor, an alarm module, a driving module and the like, conventional known equipment is controlled, standard parts used in the file can be purchased from the market, the specific connection modes of the parts are all connected by conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment are all of the types conventional in the prior art, and the circuit connection is in the conventional connection mode in the prior art, so that specific description is not made.
The above description is only a preferred embodiment of the present application, and the protection scope of the present application is not limited to the above examples, and all technical solutions belonging to the concept of the present application belong to the protection scope of the present application. It should be noted that modifications and adaptations to the present application may occur to one skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (10)
1. A two-component coating screening apparatus comprising:
the device comprises a shell (1), wherein the lower end of the shell (1) is fixedly connected with a plurality of supporting legs (2);
the discharging mechanism comprises a material box (8), the material box (8) is fixedly connected with the shell (1), a material inlet of the material box (8) is communicated with the outside of the shell (1), and a material outlet of the material box (8) is positioned in the shell (1) and is communicated with the screening mechanism;
the screening mechanism is arranged in the shell (1) and used for screening powder paint, the screening mechanism comprises a sleeve (3), a transmission shaft (4), a first motor (5), a screen disc (6), a blocking ring (7), a screen frame (14), a screen (15) and a lifting component, the sleeve (3) is fixedly connected with the inner wall of the shell (1), the transmission shaft (4) is rotationally connected with the sleeve (3), one end of the transmission shaft (4) is connected with the output end of the first motor (5), the first motor (5) is arranged on the shell (1), the screen disc (6) is arranged at the other end of the transmission shaft (4), the transmission shaft (4) is used for driving the screen disc (6) to rotate, the blocking ring (7) is sleeved outside the screen disc (6), the screen frame (14) is fixedly connected to the outer wall of the screen disc (6), and the screen disc (6) is rotationally connected with the screen frame (14). The screen frame (14) is fixedly provided with a plurality of screens (15) along the radial direction, and a screening area for screening the powder coating is defined by one screen (15) and the screen disc (6); the screen mesh numbers of the plurality of screens (15) are different, and the plurality of screens (15) are used for screening powder coatings with different particle sizes; the lifting assembly is connected with the blocking ring (7), and is used for adjusting the positions of the screens (15) with different screen hole numbers by adjusting the positions of the blocking ring (7), so that the screening particle size of a screening area surrounded by the screen disc (6) is adjusted;
the collecting mechanism is arranged in the shell (1) and communicated with the screening area through the mesh holes of the screen mesh (15), and is used for collecting the powder coating sieved by the screen mesh (15); and
the recovery mechanism is arranged on the shell (1) and used for collecting powder coating which does not accord with screening particle sizes, the recovery mechanism comprises an upper annular plate (9), a lower annular plate (10), a baffle plate (11), an air nozzle (12) and a recovery pipe (13), the upper annular plate (9) and the lower annular plate (10) are fixedly connected with the inner wall of the shell (1), a recovery cavity is arranged between the upper annular plate (9) and the lower annular plate (10), the baffle plate (11) is arranged in the recovery cavity, the recovery cavities are arranged in the areas on two sides of the baffle plate (11) in a separated mode, the two sides of the baffle plate (11) are respectively provided with an air nozzle (12) and a recovery pipe (13), an air outlet of the air nozzle (12) is communicated with the recovery cavity, an air inlet of the air nozzle (12) is communicated with an air blowing piece, a feed inlet of the recovery pipe (13) is communicated with the recovery cavity, and a discharge outlet of the recovery pipe (13) is communicated with the outside of the shell (1).
When the lifting assembly drives the blocking ring (7) to move to the position that the diversion slope at the top of the blocking ring (7) is level with the screening surface of the screen disc (6), residual powder coating on the screening surface of the screen disc (6) is collected into the recovery cavity through rotation of the screen disc (6);
when the lifting assembly drives the blocking ring (7) to move to the blocking ring (7) and simultaneously is attached to the upper annular plate (9) and the lower annular plate (10), the blocking ring (7) blocks the recovery cavity between the upper annular plate (9) and the lower annular plate (10).
2. A two-component coating screening device according to claim 1, wherein: the discharging mechanism further comprises a control assembly, the control assembly is used for controlling the falling of powder coating in the feed box (8), the control assembly comprises a transverse shaft (16), a second motor (17) and a poking plate (18), one end of the transverse shaft (16) is rotationally connected with a discharge port of the feed box (8), the other end of the transverse shaft (16) is connected with an output end of the second motor (17), the second motor (17) is mounted on the shell (1), a plurality of poking plates (18) are arranged on the transverse shaft (16) along the circumferential direction at intervals, the plurality of poking plates (18) are respectively attached to the side wall of the feed box (8), and the discharge port of the feed box (8) is divided into two mutually sealed areas by the plurality of poking plates (18).
3. A two-component coating screening device according to claim 1, wherein: the lifting assembly comprises electric push rods (19), a plurality of electric push rods (19) are arranged at intervals along the circumferential direction of the blocking ring (7), each electric push rod (19) is installed on the shell (1), and the telescopic ends of each electric push rod (19) are fixedly connected with the blocking ring (7) respectively.
4. A two-component coating screening device according to claim 1, wherein: the collecting mechanism comprises a hopper (20), scraping plates (21) and inclined rods (22), wherein the hopper (20) is located below the blocking ring (7) and fixedly connected with the shell (1), the hopper (20) is communicated with the screening area through a screen hole of the screen mesh (15), a plurality of scraping plates (21) are attached to the inner wall of the hopper (20) in a sliding mode, and the scraping plates (21) are fixedly connected with the transmission shaft (4) through the inclined rods (22) respectively.
5. A two-component coating screening device according to claim 1, wherein: the screening device of the two-component coating also comprises a vibration mechanism, the vibration mechanism is arranged on the screening mechanism and used for vibrating the screen disc (6) in the screening process, the vibration mechanism comprises a supporting plate (23), a guide rod (24), a first spring (25), a vertical cylinder (26), a wave disc (27), a roller (28) and a vertical plate (29), the supporting plate (23) is fixedly connected with a transmission shaft (4), a plurality of guide rods (24) are connected to the supporting plate (23) in a sliding manner, one ends of the guide rods (24) are fixedly connected with the screen disc (6), a first spring (25) is fixedly connected between the screen disc (6) and the supporting plate (23), a vertical cylinder (26) is fixedly connected to the end surface of the screen disc (6), which is far away from the wave disc (27), a plurality of continuously arranged convex parts and concave parts are arranged on the end surface of the wave disc (27), the end surface of the wave disc (27) is in friction with the roller (28), the roller (28) is fixedly connected with the roller (29) in a rotating manner, when the roller (29) is fixedly connected with the roller (4), the screen disc (6) vibrates under the interaction of the wave disc (27) with the roller (28) and with the first spring (25).
6. A two-component coating screening device according to claim 5, wherein: the screening device of the two-component coating further comprises a grinding mechanism, wherein the grinding mechanism is arranged on the shell (1) and used for further grinding the powder coating in the screening process, the grinding mechanism is arranged at intervals along the circumferential direction of the vertical cylinder (26), the grinding mechanism comprises a shaft sleeve (30), a vertical shaft (31), a driven gear (32), a driving gear (33), a cross rod (34), grinding blocks (35), protruding blocks (36) and following components, the shaft sleeve (30) is arranged on the shell (1) and is in sliding connection with the shell (1), the shaft sleeve (30) is further driven by the following components to synchronously lift with the screen disc (6), the shaft sleeve (30) is rotationally connected with a vertical shaft (31), the driven gear (32) is fixedly connected with the driving gear (33), the driving gear (33) is fixedly sleeved on the periphery of the vertical cylinder (26), one end, far away from the shaft sleeve (30), of the vertical shaft sleeve (31) is fixedly connected with a plurality of protruding blocks (34), the protruding blocks (35) are fixedly connected with the end faces of the grinding blocks (35) and the screen disc (6) in a clearance, the end face of the protruding block (36) is higher than the end face of the grinding block (35), and the protruding block (36) is in friction contact with the screen disc (6).
7. A two-component coating screening device according to claim 6, wherein: the following assembly comprises a top plate (37) and a second spring (38), wherein the top plate (37) and the shaft sleeve (30) penetrate through the shell (1) to one end outside, and the second spring (38) is fixedly connected between the top plate (37) and the shell (1).
8. A two-component coating screening device according to claim 1, wherein: the dust collection device is characterized in that an exhaust pipe (39) is fixedly connected to the shell (1), the exhaust pipe (39) is communicated with the screening area, an exhaust fan (40) is fixedly connected to the exhaust pipe (39), and the exhaust pipe (39) is used for collecting dust suspended in the screening area.
9. A two-component coating screening device according to claim 1, wherein: the edge of screen tray (6) terminal surface is provided with a plurality of swash plates (41) along circumferencial direction interval, swash plate (41) fixed mounting is on screen tray (6), the one end of swash plate (41) is laminated with the inner wall slip of screen cloth (15), the other end of swash plate (41) is inclined towards the direction of keeping away from the centre of a circle of screen tray (6).
10. A two-component coating screening device according to claim 1, wherein: the screen disc (6) is conical, and is used for enabling powder coating on the screening surface of the screen disc (6) to slide towards the edge of the screen disc (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310823267.XA CN116809201A (en) | 2023-07-06 | 2023-07-06 | Screening plant of two ingredient coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310823267.XA CN116809201A (en) | 2023-07-06 | 2023-07-06 | Screening plant of two ingredient coating |
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| Publication Number | Publication Date |
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| CN116809201A true CN116809201A (en) | 2023-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310823267.XA Pending CN116809201A (en) | 2023-07-06 | 2023-07-06 | Screening plant of two ingredient coating |
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| CN (1) | CN116809201A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117772092A (en) * | 2024-02-28 | 2024-03-29 | 江苏丰山生化科技有限公司 | Reaction kettle liquid material circulating device and method for producing pesticide herbicide |
| CN117983368A (en) * | 2024-04-07 | 2024-05-07 | 华安检测集团有限公司 | Soil screening device for geological detection |
-
2023
- 2023-07-06 CN CN202310823267.XA patent/CN116809201A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117772092A (en) * | 2024-02-28 | 2024-03-29 | 江苏丰山生化科技有限公司 | Reaction kettle liquid material circulating device and method for producing pesticide herbicide |
| CN117983368A (en) * | 2024-04-07 | 2024-05-07 | 华安检测集团有限公司 | Soil screening device for geological detection |
| CN117983368B (en) * | 2024-04-07 | 2024-06-04 | 华安检测集团有限公司 | Soil screening device for geological detection |
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