CN114832960A - Turbine cup head of high-speed electrostatic powder spraying rotating cup - Google Patents
Turbine cup head of high-speed electrostatic powder spraying rotating cup Download PDFInfo
- Publication number
- CN114832960A CN114832960A CN202210564564.2A CN202210564564A CN114832960A CN 114832960 A CN114832960 A CN 114832960A CN 202210564564 A CN202210564564 A CN 202210564564A CN 114832960 A CN114832960 A CN 114832960A
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- CN
- China
- Prior art keywords
- cup
- bearing
- turbine
- cup head
- electrostatic powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000843 powder Substances 0.000 title claims abstract description 40
- 238000005507 spraying Methods 0.000 title claims abstract description 30
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims 7
- 238000000576 coating method Methods 0.000 claims 7
- 230000000694 effects Effects 0.000 abstract description 7
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 239000002245 particle Substances 0.000 description 9
- 239000008187 granular material Substances 0.000 description 7
- 239000007921 spray Substances 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009690 centrifugal atomisation Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/03—Discharge apparatus, e.g. electrostatic spray guns characterised by the use of gas, e.g. electrostatically assisted pneumatic spraying
- B05B5/032—Discharge apparatus, e.g. electrostatic spray guns characterised by the use of gas, e.g. electrostatically assisted pneumatic spraying for spraying particulate materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/04—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces
- B05B5/0415—Driving means; Parts thereof, e.g. turbine, shaft, bearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/04—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces
- B05B5/0418—Discharge apparatus, e.g. electrostatic spray guns characterised by having rotary outlet or deflecting elements, i.e. spraying being also effected by centrifugal forces designed for spraying particulate material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Electrostatic Spraying Apparatus (AREA)
- Nozzles (AREA)
Abstract
The invention relates to the technical field of spraying rotary cups, and discloses a turbine cup head of a high-speed electrostatic powder spraying rotary cup, which comprises a cup head cover, wherein an inner cavity of the cup head cover is connected with an external high-pressure source through an air inlet channel, a turbine body is fixedly connected inside the cup head cover, a bearing positioning sleeve is arranged inside the turbine body, two ends of the bearing positioning sleeve are respectively provided with a bearing I and a bearing II, and the bearing positioning sleeve is rotationally connected with the turbine body through the bearing I and the bearing II; impeller and cup are all fixed on the rotor through the mode of lock thread, and the air after the compression advances the groove that rotatory air chamber rethread rotatory jet air reinforcing pressure sprayed the impeller to the drive impeller drives the cup, makes the powder atomizing under the high-speed rotation of cup, makes the spraying that the powder can be more even on workpiece surface, promotes the spraying effect.
Description
Technical Field
The invention relates to the technical field of spraying rotary cups, in particular to a turbine cup head of a high-speed electrostatic powder spraying rotary cup.
Background
The traditional atomization mode is as follows: spraying after mixing compressed air and powder according to a certain proportion; the disadvantages are as follows: compressed air and this intensive mixing that can not make powder granule footpath not the optimum state, cause work piece surface quality defect, compare in the rotatory centrifugal atomization mode of traditional atomization mode: the high-speed uniform rotating speed is increased on the traditional powder conveying mode, so that the particle diameter of powder particles is in the optimal powder spraying state, the workpiece spraying surface quality is very excellent, the spraying width is wider, and the production efficiency is higher.
In the prior art, when the cup head sprays powder, the uniformity is influenced by the spraying speed, and the current cup head has a slow spraying speed, so that the uniformity is poor.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the turbine cup head of the high-speed electrostatic powder spraying rotary cup, which has the advantages that powder can be atomized under the high-speed rotation of the cup head, so that the powder can be more uniformly sprayed on the surface of a workpiece, the spraying effect is improved, and the problem of poor uniformity caused by low spraying speed of the cup head is solved.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high-speed electrostatic powder spraying revolves turbine cup of cup, includes the cup cover, the interior cavity of cup cover is connected with external high-pressure origin through inlet channel, the inside fixedly connected with turbine body of cup cover, the inside of turbine body is equipped with the bearing position sleeve, the both ends of bearing position sleeve are equipped with bearing one and bearing two respectively, the bearing position sleeve passes through bearing one with bearing two with turbine body rotates to be connected, the one end fixedly connected with rotor of bearing position sleeve, the other end of bearing position sleeve passes through bearing gland nut and impeller fixed connection, the one end fixedly connected with cup of rotor.
Preferably, a rotating air chamber is arranged inside the turbine body.
Through adopting above-mentioned scheme, make the air after the compression rotatory under rotatory air chamber's effect through setting up rotatory air chamber.
Preferably, the outer side wall of the rotating air chamber is provided with a rotating injection air hole.
By adopting the scheme, the compressed air enters the rotary air chamber and is sprayed to the groove of the impeller by the rotary spraying air hole to enhance pressure, so that the impeller is driven.
Preferably, a dustproof groove is formed in one side, close to the rotor, of the turbine body.
Through adopting above-mentioned scheme, through setting up the dust-proof groove, utilize the rotor to do the tongue, set up the dust-proof groove on the turbine body, play dustproof effect under both cooperations, the powder can not ooze the bearing position, and fine protection bearing increases the life-span of bearing.
Preferably, the inner cavity of the cup head cover is connected with an air outlet assembly through a pressure valve.
Through adopting above-mentioned scheme, when carrying out the spraying, inside large granule is under the effect of cyclone, by the centrifugation to the outer wall of cavity on, makes the pressure increase of interior cavity, and when internal pressure was great, the pressure valve was backed down, makes inside large granule can release through the subassembly of giving vent to anger, and then avoids interior cavity pressure too big, and the inside device that leads to damages.
Preferably, the pressure valve includes the valve body, the valve body includes the chamber of admitting air, goes out the gas cavity and is located admit air the chamber with go out the narrow chamber between the gas cavity, sliding connection has the pressure valve core on the narrow chamber, the one end fixedly connected with valve rod of pressure valve core, the lateral wall of valve rod is equipped with the spring.
Through adopting above-mentioned scheme, when pressure is greater than the elasticity that the spring applyed the pressure case, inside large granule and high-pressure gas back down the pressure case, make the pressure case remove to going out gas cavity department, make the valve body be in the open mode, and then make inside large granule and gas can discharge.
Preferably, the air outlet assembly comprises an air outlet pipe, an air outlet channel is arranged in the air outlet pipe, and a wind wheel is rotatably connected in the air outlet channel through a bearing.
Through adopting above-mentioned scheme, when large granule and gas outgoing, the mixture of large granule and gas is by the outlet duct entering air outlet channel in, makes mist drive wind wheel rotatory, makes the wind wheel drive mist axial discharge, can not influence going on of spraying.
Preferably, the outer side wall of the pressure valve core is provided with a sealing gasket.
By adopting the scheme, the sealing gasket is arranged, so that the sealing performance of the pressure valve core is improved, and the phenomenon of air leakage is avoided.
(III) advantageous effects
Compared with the prior art, the invention provides the turbine cup head of the high-speed electrostatic powder spraying rotary cup, which has the following beneficial effects:
this high-speed electrostatic powder spraying revolves turbine cup of cup, impeller and cup are all fixed on the rotor through the mode of lock thread, and the air after the compression advances the groove that rotatory air chamber rethread rotatory injection gas pocket reinforcing pressure sprayed the impeller to the drive impeller drives the cup, makes the powder atomizing under the high-speed rotation of cup, makes the spraying that the powder can be more even at the workpiece surface, promotes the spraying effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a view showing the connection among the cup head, the rotor and the impeller according to the present invention;
FIG. 4 is a schematic view of the structure of a turbine body according to the present invention;
FIG. 5 is a perspective view of a turbine body and rotor of the present invention;
figure 6 is a cross-sectional view of a pressure valve and vent assembly of the present invention.
In the figure: 1. a cup head cover; 2. an air intake passage; 3. a turbine body; 31. rotating the air chamber; 32. rotating the injection air hole; 4. a bearing positioning sleeve; 5. a first bearing; 6. a second bearing; 7. a rotor; 8. a bearing compression nut; 9. an impeller; 10. a cup head; 11. a dust-proof groove;
12. a pressure valve; 121. a valve body; 122. an air inlet cavity; 123. an air outlet cavity; 124. a valve stem; 125. a spring; 126. a pressure spool;
13. an air outlet assembly; 131. an air outlet pipe; 132. an air outlet channel; 133. a third bearing; 134. and a wind wheel.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example one
The utility model provides a high-speed static powder spraying revolves turbine cup of cup, including cup cover 1, the interior cavity of cup cover 1 is originated with external high pressure through inlet channel 2 and is connected, the inside fixedly connected with turbine body 3 of cup cover 1, the inside of turbine body 3 is equipped with rotatory air chamber 31, rotatory jet air hole 32 has been seted up to the lateral wall of rotatory air chamber 31, the inside of turbine body 3 is equipped with bearing position sleeve 4, the both ends of bearing position sleeve 4 are equipped with bearing one 5 and bearing two 6 respectively, bearing position sleeve 4 rotates with turbine body 3 through bearing one 5 and bearing two 6 and is connected, the one end fixedly connected with rotor 7 of bearing position sleeve 4, the other end of bearing position sleeve 4 passes through bearing gland nut 8 and impeller 9 fixed connection, the one end fixedly connected with cup 10 of rotor 7, dust groove 11 has been seted up to one side that turbine body 3 is close to rotor 7.
Referring to fig. 1-5, after the spray powder passes through the laser fluidization plate through the compressed air of the powder barrel (the fluidization plate with laser perforation at the bottom), the powder on the spray powder floats to become a flowing form, the powder is sucked to the rotary cup through the powder pump and is mixed with the compressed air according to a certain proportion to be sprayed out to form a fog cluster, the kinetic energy is provided by the compressed air, the atomizer of the rotary cup rotates at a high speed, and the powder is centrifugally atomized through the rotary cup;
when powder gets into cup head cover 1 in, external high pressurized air source gets into rotatory air chamber 31 through inlet channel 2, and the air rethread rotatory injection gas hole 32 after the compression strengthens the groove that pressure sprayed impeller 9 to drive impeller 9 rotatory, make it drive cup 10 rotatory, make the powder atomizing under the high-speed rotation of cup, make the spraying that the powder can be more even on the workpiece surface.
Example two
The function of pressure relief and large particle discharge is added on the basis of the first embodiment.
The inner cavity of cup cover 1 is connected with air outlet assembly 13 through pressure valve 12, pressure valve 12 includes valve body 121, valve body 121 includes air inlet cavity 122, air outlet cavity 123 and the narrow chamber that is located between air inlet cavity 122 and the air outlet cavity 123, sliding connection has pressure valve core 126 on the narrow chamber, the lateral wall of pressure valve core 126 is equipped with sealed the pad, the one end fixedly connected with valve rod 124 of pressure valve core 126, the lateral wall of valve rod 124 is equipped with spring 125, air outlet assembly 13 includes outlet duct 131, the inside of outlet duct 131 has air outlet channel 132, air outlet channel 132's inside is rotated through three 133 bearings and is connected with wind wheel 134.
Referring to fig. 1-5, during spraying, large particles inside are centrifuged to the outer wall of the cavity under the action of cyclone, so that the pressure of the inner cavity is increased, when the pressure is greater than the elastic force applied to the pressure valve plug 126 by the spring 125, the large particles inside and high-pressure gas push the pressure valve plug 126 open, so that the pressure valve plug 126 moves to the gas outlet cavity 123, so that the valve body 121 is in an open state, and further the large particles inside and gas can be discharged, so that the large particles inside can be released through the gas outlet assembly 13, thereby avoiding damage to internal devices due to excessive pressure in the inner cavity, when the large particles and gas are discharged, a mixture of the large particles and gas enters the gas outlet channel 132 through the gas outlet pipe 131, so that the mixed gas drives the wind wheel 134 to rotate, and the wind wheel 134 drives the mixed gas to be discharged axially, and the spraying is not affected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a high-speed electrostatic powder spraying revolves turbine cup head of cup, includes cup head cover (1), its characterized in that: inner cavity of cup head cover (1) is connected through inlet channel (2) and external high pressure origin, the inside fixedly connected with turbine body (3) of cup head cover (1), the inside of turbine body (3) is equipped with bearing position sleeve (4), the both ends of bearing position sleeve (4) are equipped with bearing (5) and bearing two (6) respectively, bearing position sleeve (4) are passed through bearing (5) with bearing two (6) with turbine body (3) rotate and are connected, the one end fixedly connected with rotor (7) of bearing position sleeve (4), the other end of bearing position sleeve (4) passes through bearing gland nut (8) and impeller (9) fixed connection, the one end fixedly connected with cup (10) of rotor (7).
2. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 1 wherein: a rotating air chamber (31) is arranged in the turbine body (3).
3. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 2 wherein: the outer side wall of the rotating air chamber (31) is provided with a rotating injection air hole (32).
4. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 1 wherein: and a dustproof groove (11) is formed in one side, close to the rotor (7), of the turbine body (3).
5. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 1 wherein: the inner cavity of the cup head cover (1) is connected with an air outlet component (13) through a pressure valve (12).
6. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 5 wherein: the pressure valve (12) comprises a valve body (121), the valve body (121) comprises an air inlet cavity (122), an air outlet cavity (123) and a narrow cavity between the air inlet cavity (122) and the air outlet cavity (123), the narrow cavity is connected with a pressure valve core (126) in a sliding mode, one end of the pressure valve core (126) is fixedly connected with a valve rod (124), and the outer side wall of the valve rod (124) is provided with a spring (125).
7. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 5 wherein: air outlet assembly (13) includes outlet duct (131), outlet channel (132) have in the inside of outlet duct (131), the inside of outlet channel (132) is connected with wind wheel (134) through bearing three (133) rotation.
8. The turbine cup head of a high-speed electrostatic powder coating bell cup of claim 6 wherein: and a sealing gasket is arranged on the outer side wall of the pressure valve core (126).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210564564.2A CN114832960A (en) | 2022-05-23 | 2022-05-23 | Turbine cup head of high-speed electrostatic powder spraying rotating cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210564564.2A CN114832960A (en) | 2022-05-23 | 2022-05-23 | Turbine cup head of high-speed electrostatic powder spraying rotating cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114832960A true CN114832960A (en) | 2022-08-02 |
Family
ID=82571367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210564564.2A Pending CN114832960A (en) | 2022-05-23 | 2022-05-23 | Turbine cup head of high-speed electrostatic powder spraying rotating cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114832960A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115475728A (en) * | 2022-09-20 | 2022-12-16 | 深圳市浩尚科技有限公司 | Dispensing device for sealing LED lamp |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1399934A (en) * | 1971-08-13 | 1975-07-02 | Ransburg Corp | Coating of articles |
| JPS62289254A (en) * | 1986-04-18 | 1987-12-16 | ノ−ドソン コ−ポレ−シヨン | Rotary type atomized-liquid electrostatic spray coating device |
| EP1475159B1 (en) * | 2003-05-05 | 2006-08-30 | ITW Gema AG | Powder spray coating device |
| US20090223446A1 (en) * | 2008-03-10 | 2009-09-10 | Baltz James P | Sealed electrical source for air-powered electrostatic atomizing and dispensing device |
| JP2010137166A (en) * | 2008-12-11 | 2010-06-24 | Nissan Motor Co Ltd | Rotary atomizing coater and method of supplying shaping air for rotary atomizing coater |
| CN205673100U (en) * | 2016-04-27 | 2016-11-09 | 李耀钧 | Rotary cup electrostatic spraying apparatus |
| CN209052468U (en) * | 2018-10-29 | 2019-07-02 | 淼汇能源科技（上海）有限公司 | A kind of oxygen enhancing aeration device |
| CN210675581U (en) * | 2019-08-30 | 2020-06-05 | 成都美沙达科技有限公司 | Centrifugal electrostatic rotary cup sprayer |
| CN214487427U (en) * | 2020-12-01 | 2021-10-26 | 司瑞广 | Air suspension electrostatic rotary cup spray gun |
-
2022
- 2022-05-23 CN CN202210564564.2A patent/CN114832960A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1399934A (en) * | 1971-08-13 | 1975-07-02 | Ransburg Corp | Coating of articles |
| JPS62289254A (en) * | 1986-04-18 | 1987-12-16 | ノ−ドソン コ−ポレ−シヨン | Rotary type atomized-liquid electrostatic spray coating device |
| EP1475159B1 (en) * | 2003-05-05 | 2006-08-30 | ITW Gema AG | Powder spray coating device |
| US20090223446A1 (en) * | 2008-03-10 | 2009-09-10 | Baltz James P | Sealed electrical source for air-powered electrostatic atomizing and dispensing device |
| JP2010137166A (en) * | 2008-12-11 | 2010-06-24 | Nissan Motor Co Ltd | Rotary atomizing coater and method of supplying shaping air for rotary atomizing coater |
| CN205673100U (en) * | 2016-04-27 | 2016-11-09 | 李耀钧 | Rotary cup electrostatic spraying apparatus |
| CN209052468U (en) * | 2018-10-29 | 2019-07-02 | 淼汇能源科技（上海）有限公司 | A kind of oxygen enhancing aeration device |
| CN210675581U (en) * | 2019-08-30 | 2020-06-05 | 成都美沙达科技有限公司 | Centrifugal electrostatic rotary cup sprayer |
| CN214487427U (en) * | 2020-12-01 | 2021-10-26 | 司瑞广 | Air suspension electrostatic rotary cup spray gun |
Non-Patent Citations (1)
| Title |
|---|
| 杨泗霖主编: "防火与防爆", 首都经济贸易大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115475728A (en) * | 2022-09-20 | 2022-12-16 | 深圳市浩尚科技有限公司 | Dispensing device for sealing LED lamp |
| CN115475728B (en) * | 2022-09-20 | 2023-03-21 | 深圳市浩尚科技有限公司 | Dispensing device for sealing LED lamp |
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Application publication date: 20220802 |