CN204817040U - Double - circuit send whitewashed supersonic speed cold spraying device - Google Patents
Double - circuit send whitewashed supersonic speed cold spraying device Download PDFInfo
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- CN204817040U CN204817040U CN201520569247.5U CN201520569247U CN204817040U CN 204817040 U CN204817040 U CN 204817040U CN 201520569247 U CN201520569247 U CN 201520569247U CN 204817040 U CN204817040 U CN 204817040U
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Abstract
The utility model discloses a double - circuit send whitewashed supersonic speed cold spraying device, include: a compressor. The gas holder, its with the compressor is connected for store compressed air and stabilize compressed air pressure, follow the gas holder is told three air branch road and is connected with first powder feeder, second powder feeder, air heater respectively, and first powder feeder, second powder feeder, air heater are connected with the spray gun again, and the air after the heating is in form the supersonic speed air current in the spray gun, drive first powder and second powder and follow the spray gun blowout, the spray booth sets up at the spray gun outsidely, and the spray booth forms an inclosed spraying space, the dust collector sets up the spray booth rear is used for collecting dust in the spray booth, the utility model provides a double - circuit send whitewashed supersonic speed cold spraying device has two way powder conveyor, has realized spraying combined material to can accurate control coating composition proportion.
Description
Technical field
The utility model relates to surface spraying technical field, particularly a kind of supersonic cold-spraying apparatus with two-way powder feeding passage.
Background technology
Supersonic cold gas spray know-why utilizes Compressed Gas to produce supersonic airstream by scaling type Bearing score pipe, powder is sent in supersonic airstream vertically, form gas-solid two-phase flow, at complete solid-state lower shock matrix after accelerating, there is larger plastic deformation and be deposited on matrix surface and form coating.It is different from traditional thermal spraying (hypervelocity flame-spraying, plasma spraying, detonation flame spraying etc.), and do not need the metallic of spraying to melt, the temperature that spraying matrix surface produces generally can not more than 150 DEG C.Be aly be applicable to the strengthening of every profession and trade component of machine maintenance surface and the equipment prepared of coating, and possess higher cost performance.
During spraying composite material, need in advance multiple material to be mixed, spray being transported in spray gun, two due to the easy layering of powder in powder feeding process of powder generator, the ratio causing composite coating is difficult to accurate control, there is serious impact to coating quality and aesthetic property, therefore need to provide a kind of supersonic cold-spraying apparatus that accurately can control to be coated with stratum proportion.
Utility model content
The purpose of this utility model solves the difficult problem being difficult to accurately control coating composition ratio in prior art, devises a kind of two-way powder feeding supersonic cold-spraying apparatus, achieve spraying composite material coating, and achieved accurately control composition ratio.
The technical scheme that the utility model provides is:
A kind of two-way powder feeding supersonic cold-spraying apparatus, comprising:
Compressor;
Air accumulator, it is connected with described compressor, for storing compressed air and constant compression air pressure;
First powder feeder, the second powder feeder, air heater, separate three air passage from described air accumulator to be connected with the first powder feeder, the second powder feeder, air heater respectively, first powder and the second powder transport backward by described first powder feeder, the second powder feeder respectively under air effect, and compressed air heats at described air heater;
Spray gun, it is connected with described first powder feeder, the second powder feeder, air heater, and the air after heating forms supersonic airstream in described spray gun, drives the first powder and the second powder to spray from described spray gun; And
Spray booth, it is outside that it is arranged on described spray gun, and described spray booth forms an airtight spraying space;
Dust collection, it is arranged on described spray booth rear, for collecting the dust in described spray booth;
Wherein, described spray gun front end arranges the first powdering inlet, the second powdering inlet and air intake, described first powdering inlet, the second powdering inlet axis and spray gun axis being parallel, the axis of described air intake and spray gun axes normal.
Preferably, described air accumulator is provided with relief valve, to prevent pressure excessive.
Preferably, described first powder feeder and the second powder feeder are provided with vibrator, to strengthen powder flowbility.
Preferably, described first powder feeder and the second powder feeder are provided with level sensor.
Preferably, described air heater adopts spiral heating tube structure.
Preferably, described air heater inner air flow passage is provided with orifice plate, to make air form turbulent flow, strengthens heat transfer effect.
Preferably, described air heater outer setting has heat-insulation layer.
Preferably, described air heater outlet end is provided with temperature sensor, to detect the rear air themperature of heating.
Preferably, described lance outlet portion is ellipticity.
Preferably, described dust collection comprises air blast and filter, and spraying room air is drawn onto in filter and carries out filtering to remove dust in air by described air blast.
The beneficial effects of the utility model are: the utility model provides a kind of two-way powder feeding supersonic cold-spraying apparatus, has two-way powder conveying device, achieves spraying composite material, and can accurately control coating composition ratio.This uses novel air heat to be wherein provided with orifice plate, and air turbulence is flowed, and strengthens heat transfer effect.Spraying process completes in spray booth, avoids the pollution to environment and the infringement to operator ' s health, uses powder collection device to carry out harmless treatment to the powder in spray booth, thorough contaminated solution problem simultaneously.
Accompanying drawing explanation
Fig. 1 is two-way powder feeding supersonic cold-spraying apparatus general structure schematic diagram described in the utility model.
Fig. 2 is spray gun structure schematic diagram described in the utility model.
Fig. 3 is the first powder feeder structural representation described in the utility model.
Fig. 4 is air heater structural representation described in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, can implements according to this with reference to description word to make those skilled in the art.
As shown in Figure 1, the utility model provides a kind of two-way powder feeding supersonic cold-spraying apparatus, comprises compressor 110, air accumulator 120, first powder feeder 130, second powder feeder 140, air heater 150, spray gun 160, spray booth 170 and dust collection 180.
Compressor 110 is connected with air accumulator 120, and air forms compressed air after compressor 110 compresses, and is stored in air accumulator 120.Because air accumulator 120 has certain capacity, can ensure that the compressed-air actuated pressure flowed out from air accumulator 120 is more stable.The compressed air flowed out from air accumulator 120 is divided into three tunnels, and a road is supplied to the first powder feeder 130, tunnel and is supplied to the second powder feeder 140, and another road is supplied to air heater 150.Be supplied to the driving gas of compressed air as flow of powder in drive first powder feeder 130 and the second powder feeder 140 of the first powder feeder 130 and the second powder feeder 140, the second powder making to be stored in the first powder of the first powder feeder 130 and the second powder feeder 140 is transported in spray gun.The compressed air being supplied to air heater 150 carries out heating to form hot-air at air heater 150.Spray gun 160 is connected with described first powder feeder 130, second powder feeder 140, air heater 150, and the air after heating forms supersonic airstream in described spray gun 160, drives the first powder and the second powder to spray from described spray gun 160, achieves spraying.
Have a strong impact on because the powder sprayed from spray gun 160 pollutes the environment and causes the health of operating personnel, therefore whole spraying process needs to carry out in spray booth 170.Have an airtight space in spray booth 170, spray gun 160 is placed in spray booth 170, and whole spraying process all completes in spray booth 170.Spray booth 170 rear connects dust collection 180, for collecting the dust in described spray booth.
As shown in Figure 2, described spray gun 160 comprises convergence portion 161, throat 162, diffusion part 163 and export department 164, described spray gun front end arranges the first powdering inlet 165, second powdering inlet 166 and air intake 167, the described axis of the first powdering inlet 165, second powdering inlet 166 and axis being parallel, the axis of described air intake 167 and the axes normal of spray gun 160 of spray gun 160.After being flowed through convergence portion 161, throat 162 and diffusion part 163 by the compressed air after heating in spray gun 160, supersonic airstream can be formed, drive the first powder simultaneously, the second powder flows out from export department 164, form gas-solid two-phase flow, at complete solid-state lower shock matrix after accelerating, there is larger plastic deformation and be deposited on matrix surface and form coating.
In another embodiment, described air accumulator 120 is provided with relief valve 121, to prevent pressure excessive.When the pressure of air accumulator 120 compressed air is greater than the set-pressure of relief valve 121, relief valve 121 meeting releasing pressure automatically, to ensure safety.
As shown in Figure 3, in another embodiment, described first powder feeder 130 and the second powder feeder 140 are provided with vibrator 131, to strengthen the mobility of powder.Preferred as one, described vibrator is pneumatic vibrator, under compressed air effect, drives eccentric block to move in a circle, realizes the vibration of percussive.Simultaneously level sensor 132 is set on the first powder feeder 130 and the second powder feeder 140, is used for detecting the capacity of powder, carries out reporting to the police thus reminding adding from operating personnel when amount of powder is not enough.
As shown in Figure 4, in another embodiment, adopt spiral heating tube 151 in described air heater 150, because the surface area of spiral heating tube 151 is relatively large, therefore there is better heating effect.Simultaneously, described air heater 150 inner air flow passage is provided with orifice plate 152, after compressed air flow in air heater 150, run into orifice plate 152 and can form turbulent flow, the air of turbulent flow can carry out forced-convection heat transfer with spiral heating tube 151, and the effect therefore heated can improve greatly.Air heater 150 outer surface is provided with heat-insulation layer 153.
In another embodiment, described air heater 150 port of export is provided with temperature sensor 154, to detect the rear air themperature of heating.
In another embodiment, the export department 164 of described spray gun 160 is ellipticity.
As shown in Figure 4, described dust collection 180 comprises air blast and filter, and air in spray booth 170 is drawn onto in filter and carries out filtering to remove dust in air by described air blast, and the air after being filtered can be discharged in air.
Although embodiment of the present utility model is open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a two-way powder feeding supersonic cold-spraying apparatus, is characterized in that, comprising:
Compressor;
Air accumulator, it is connected with described compressor, for storing compressed air and constant compression air pressure;
First powder feeder, the second powder feeder, air heater, separate three air passage from described air accumulator to be connected with the first powder feeder, the second powder feeder, air heater respectively, first powder and the second powder transport backward by described first powder feeder, the second powder feeder respectively under air effect, and compressed air heats at described air heater;
Spray gun, it is connected with described first powder feeder, the second powder feeder, air heater, and the air after heating forms supersonic airstream in described spray gun, drives the first powder and the second powder to spray from described spray gun; And
Spray booth, it is outside that it is arranged on described spray gun, and described spray booth forms an airtight spraying space;
Dust collection, it is arranged on described spray booth rear, for collecting the dust in described spray booth;
Wherein, described spray gun front end arranges the first powdering inlet, the second powdering inlet and air intake, described first powdering inlet, the second powdering inlet axis and spray gun axis being parallel, the axis of described air intake and spray gun axes normal.
2. two-way powder feeding supersonic cold-spraying apparatus according to claim 1, is characterized in that, described air accumulator is provided with relief valve, to prevent pressure excessive.
3. two-way powder feeding supersonic cold-spraying apparatus according to claim 1 and 2, is characterized in that, described first powder feeder and the second powder feeder is provided with vibrator, to strengthen powder flowbility.
4. two-way powder feeding supersonic cold-spraying apparatus according to claim 3, is characterized in that, described first powder feeder and the second powder feeder are provided with level sensor.
5. two-way powder feeding supersonic cold-spraying apparatus according to claim 1, is characterized in that, described air heater adopts spiral heating tube structure.
6. two-way powder feeding supersonic cold-spraying apparatus according to claim 5, is characterized in that, described air heater inner air flow passage is provided with orifice plate, to make air form turbulent flow, strengthens heat transfer effect.
7. the two-way powder feeding supersonic cold-spraying apparatus according to claim 5 or 6, is characterized in that, described air heater outer setting has heat-insulation layer.
8. two-way powder feeding supersonic cold-spraying apparatus according to claim 7, is characterized in that, described air heater outlet end is provided with temperature sensor, to detect the rear air themperature of heating.
9. two-way powder feeding supersonic cold-spraying apparatus according to claim 1, is characterized in that, described lance outlet portion is ellipticity.
10. two-way powder feeding supersonic cold-spraying apparatus according to claim 1, it is characterized in that, described dust collection comprises air blast and filter, and spraying room air is drawn onto in filter and carries out filtering to remove dust in air by described air blast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520569247.5U CN204817040U (en) | 2015-07-31 | 2015-07-31 | Double - circuit send whitewashed supersonic speed cold spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520569247.5U CN204817040U (en) | 2015-07-31 | 2015-07-31 | Double - circuit send whitewashed supersonic speed cold spraying device |
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| Publication Number | Publication Date |
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| CN204817040U true CN204817040U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520569247.5U Expired - Fee Related CN204817040U (en) | 2015-07-31 | 2015-07-31 | Double - circuit send whitewashed supersonic speed cold spraying device |
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| CN (1) | CN204817040U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105772294A (en) * | 2016-05-24 | 2016-07-20 | 李富平 | Automobile spraying device capable of realizing uniform spraying |
| CN105817832A (en) * | 2016-04-05 | 2016-08-03 | 苗西魁 | Field repair and remanufacturing process of pressure container |
| CN107790318A (en) * | 2017-12-08 | 2018-03-13 | 山东大学 | The two-way powder feeding hot spray apparatus and method of work of a kind of gradual change coating |
| CN107916389A (en) * | 2017-11-16 | 2018-04-17 | 西北工业大学 | A kind of micron order supersonic speed suspension plasma spray apparatus and spraying method |
| CN109465125A (en) * | 2018-12-18 | 2019-03-15 | 郑州立佳热喷涂机械有限公司 | Mobile online supersonic spray coating system |
| CN112475300A (en) * | 2020-11-25 | 2021-03-12 | 中国航空工业集团公司沈阳飞机设计研究所 | Jet flow additive repairing process method for aluminum alloy base material |
| CN112575322A (en) * | 2020-12-02 | 2021-03-30 | 湖北超卓航空科技股份有限公司 | Aerodynamic cold spraying working unit |
| CN113073318A (en) * | 2020-12-23 | 2021-07-06 | 中国特种设备检测研究院 | Box type automatic cold spraying equipment |
-
2015
- 2015-07-31 CN CN201520569247.5U patent/CN204817040U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105817832A (en) * | 2016-04-05 | 2016-08-03 | 苗西魁 | Field repair and remanufacturing process of pressure container |
| CN105817832B (en) * | 2016-04-05 | 2018-02-09 | 苗西魁 | Pressure vessel field repair is with remanufacturing technique |
| CN105772294A (en) * | 2016-05-24 | 2016-07-20 | 李富平 | Automobile spraying device capable of realizing uniform spraying |
| CN107916389A (en) * | 2017-11-16 | 2018-04-17 | 西北工业大学 | A kind of micron order supersonic speed suspension plasma spray apparatus and spraying method |
| CN107790318A (en) * | 2017-12-08 | 2018-03-13 | 山东大学 | The two-way powder feeding hot spray apparatus and method of work of a kind of gradual change coating |
| CN107790318B (en) * | 2017-12-08 | 2023-09-08 | 山东大学 | Two-way powder feeding thermal spraying device for gradual change coating and working method |
| CN109465125A (en) * | 2018-12-18 | 2019-03-15 | 郑州立佳热喷涂机械有限公司 | Mobile online supersonic spray coating system |
| CN109465125B (en) * | 2018-12-18 | 2023-09-22 | 郑州立佳热喷涂机械有限公司 | Mobile on-line supersonic spraying system |
| CN112475300A (en) * | 2020-11-25 | 2021-03-12 | 中国航空工业集团公司沈阳飞机设计研究所 | Jet flow additive repairing process method for aluminum alloy base material |
| CN112575322A (en) * | 2020-12-02 | 2021-03-30 | 湖北超卓航空科技股份有限公司 | Aerodynamic cold spraying working unit |
| CN113073318A (en) * | 2020-12-23 | 2021-07-06 | 中国特种设备检测研究院 | Box type automatic cold spraying equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20160731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |