CN207013386U - A kind of laser cleaner of aero-engine titanium alloy parts oxide layer - Google Patents
A kind of laser cleaner of aero-engine titanium alloy parts oxide layer Download PDFInfo
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- CN207013386U CN207013386U CN201720437962.2U CN201720437962U CN207013386U CN 207013386 U CN207013386 U CN 207013386U CN 201720437962 U CN201720437962 U CN 201720437962U CN 207013386 U CN207013386 U CN 207013386U
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- titanium alloy
- alloy parts
- oxide layer
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Abstract
The utility model provides a kind of laser cleaner of aero-engine titanium alloy parts oxide layer, including：Positioner is turned round, the chuck with installation titanium alloy parts；Mechanical arm, is provided with scanning lens, and the focal length of the scanning lens is located at the surface of the oxide layer of the titanium alloy parts；Spot shaping unit, connect the scanning lens；Laser, the spot shaping unit is connected by optical fiber.Aero-engine titanium alloy parts are cleaned using the laser cleaner, heat input is low, and aero-engine titanium alloy parts coating binding force is high.
Description
Technical field
The utility model belongs to surface clean technical field, more particularly to aero-engine titanium alloy parts oxide layer
Laser cleaner.
Background technology
Aero-engine is the important component of aircraft, and the performance of engine directly affects the usability of whole aircraft
Energy.In aero-engine field, titanium alloy is a kind of new important feature material, since the seventies in last century, titanium alloy
Dosage in aero-engine substantially rises, and typically constitutes from the 20%~30% of structure gross weight.Titanium alloy is mainly used at present
Compressor part is manufactured, such as forged titanium fan, compressor disc and blade, casting titanium compressor casing, Middle casing, bear box
Deng.
Titanium alloy parts used have passed through heat treatment in aero-engine, therefore generate densification in piece surface
Oxide layer, the presence of oxide layer bring negative effect to follow-up welding procedure so that weld seam has " hydrogen embrittlement " tendency.In order to go
It is more at present that surface preparation is carried out using manual grinding or the method for pickling except the oxide layer of titanium alloy component surface.
Require very high because titanium alloy component used in aero-engine is a lot, and to the size of part, using craft
Steel brush not only efficiency of being polished lowly can also influence the assembly precision of part, and for complex-shaped part, it is easily residual
Oxide is stayed not remove.
The pickling of titanium alloy uses HF/HNO3 solution more, and not only pickling efficiency is low, and the spent acid processing after cleaning is complicated, right
Natural environment causes brokenly ring；In addition titanium alloy is very big to the sensitiveness of hydrogen embrittlement, and acid cleaning process can be caused inside titanium alloy material
Hydrogen phenomenon is oozed, negative effect is brought to material property.Problem above can be avoided using the method for laser cleaning in the prior art, but
It is that the device that can be used for laser cleaning is in space state all the time.Therefore, it is badly in need of developing a kind of low_input_power, coating binding force height
Laser cleaner.
Utility model content
The purpose of this utility model is to provide for a kind of laser cleaning dress of aero-engine titanium alloy parts oxide layer
Put, aero-engine titanium alloy parts are cleaned using the laser cleaner, heat input is low, aero-engine titanium alloy zero
Part coating binding force is high.
To achieve these goals, swashing the utility model discloses a kind of aero-engine titanium alloy parts oxide layer
Light cleaning apparatus, including：Positioner is turned round, the chuck with installation titanium alloy parts；Mechanical arm, scanning mirror is installed
Head, the focal length of the scanning lens are located at the surface of the oxide layer of the titanium alloy parts；Spot shaping unit, described in connection
Scanning lens；Laser, the spot shaping unit is connected by optical fiber.
Further, the power output of the laser is 50W~300W, and laser pulse wavelength is 532nm~1064nm,
Laser pulse frequency is 10kHz~30kHz.
Further, the titanium alloy parts are circle；The revolution positioner is set so that the titanium alloy zero
The revolution linear velocity on the surface of part is 10~20mm/s.
Further, the power output is 100W~250W, and the laser pulse wavelength is 1064nm, the laser arteries and veins
It is 10kHz to rush frequency, and the revolution linear velocity is 12mm/s.
Further, in addition to：Dust exhaust apparatus.
Further, the spot shaping unit inputs round hot spot, output line shaped laser spot.
Further, the spot shaping unit is scanning galvanometer.
Further, the spot shaping unit is polygonal rotating mirror.
Further, the width of the wire hot spot is 15ns, length 25mm.
For the utility model embodiment compared with conventional method, laser cleaner has following technique effect：
(1) it is green using laser cleaner.Oxide layer after laser cleaning translates into tiny solid particle,
Waste material residue is convenient to be collected, and can finally be reclaimed, environment will not be polluted by dust exhaust apparatus.And laser cleaning is not
Any chemical reagents are needed, do not produce waste liquid.
(2) laser cleaner is easy to automate.Laser can be transmitted by optical fiber, and laser cleaning is
Contactless cleaning, there is very high adaptability, can be carried by robot.And laser cleaning Region control is accurate so that
The cleaning process of part is more targeted.
(3) laser cleaner cost is low.Laser cleaning equipment converts electrical energy into luminous energy, it is only necessary to the electricity charge and conventional dimension
Shield expense, the cost of other cleaning reagents will not be introduced.
(4) laser cleaner efficiency high.Polished compared to traditional-handwork, more efficient, the cleaning rate of laser cleaning
More than ten times are improved, can significantly shorten the cleaning frequency of parts so that production cost further reduces.
(5) laser cleaner does not interfere with the performance of material.Using contactless cleaning way, cleaning process will not draw
Enter the corrosive mediums such as strong acid, so as to avoid the risk that material after titanium alloy pickling oozes hydrogen.
Below, according to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art
It will become more apparent that of the present utility model above-mentioned and other purposes, advantages and features.
Brief description of the drawings
It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real
Apply example.Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that
What these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the structural representation of the laser cleaner of the utility model embodiment of the method；
Fig. 2 is the process unit schematic diagram of the utility model embodiment of the method cleaning oxide layer.
Embodiment
The utility model is described in further detail below by specific embodiment and with reference to accompanying drawing.
Fig. 1 is the structural representation of the laser cleaner of the utility model embodiment of the method, as shown in figure 1, aviation is sent out
The laser cleaner of motivation titanium alloy parts oxide layer, including：
Positioner 50 is turned round, the chuck 52 with installation titanium alloy parts 51；Mechanical arm 53, is provided with scanning lens
54, the focal length of the scanning lens 54 is located at the surface of the oxide layer of the titanium alloy parts 51；Spot shaping unit 55, even
Connect the scanning lens 54；Laser 56, the spot shaping unit 55 is connected by optical fiber.
Wherein, aero-engine titanium alloy parts are fixed the chuck 52 for turning round positioner 50, mechanical arm 53
The displacement of scanning lens 54 is controlled, the focus of scanning lens 54 is located at aero-engine titanium alloy parts oxide layer to be cleaned
Surface, oxide layer is changed into tiny solid particle.The cleaning process is contactless cleaning, and adaptability is high, cleaning rate
It hurry up, do not introduce the corrosive mediums such as strong acid, avoid oozing hydrogen risk, production cost is low.
In some illustrative embodiments, the power output of the laser is 50W~300W, and laser pulse wavelength is
532nm~1064nm, laser pulse frequency are 10kHz~30kHz.Aero-engine titanium alloy parts are joined by particular job
Several laser irradiations, thermal expansion will occur for the oxide layer on its surface and gasification phenomenon, oxide layer depart from aero-engine titanium alloy
The surface of parts, remove surface oxide layer.
In some illustrative embodiments, the titanium alloy parts are circle；The revolution positioner is set so that
The revolution linear velocity on the surface of the titanium alloy parts is 10~20mm/s.
In some illustrative embodiments, the power output is 100W~250W, and the laser pulse wavelength is
1064nm, the laser pulse frequency are 10kHz, and the revolution linear velocity is 12mm/s.
In some illustrative embodiments, in addition to：Dust exhaust apparatus, the dust exhaust apparatus are used to collect shape after laser cleaning
Into oxide layer solid particle, reduce the pollution to environment.
In some illustrative embodiments, the spot shaping unit 101 inputs round hot spot, output line shaped laser spot.
Fig. 2 is the process unit schematic diagram of the utility model embodiment of the method cleaning oxide layer, as shown in Fig. 2 the light
Spot shaping unit 101 is scanning galvanometer.Laser shaping is wire hot spot by scanning galvanometer, wire hot spot by condenser lens 102,
The surface for the oxide layer 105 that protection glass 103 is focused on outside aero-engine titanium alloy parts 106, is cleaned.
Wherein, aero-engine titanium alloy parts 106 are fixed the chuck for turning round positioner, mechanical arm control
Scanning lens displacement, the focus of scanning lens are located at the table of the oxide layer 105 of aero-engine titanium alloy parts 106 to be cleaned
Oxide layer 105 is changed into tiny solid particle by face, laser beam 104.The cleaning process is contactless cleaning, adaptability
Height, cleaning rate is fast, does not introduce the corrosive mediums such as strong acid, avoids oozing hydrogen risk, production cost is low.
In some illustrative embodiments, the power output of the laser is 50W~300W, and laser pulse wavelength is
532nm~1064nm, laser pulse frequency are 10kHz~30kHz.Aero-engine titanium alloy parts 106 are by specific work
Make the laser irradiation of parameter, thermal expansion and gasification phenomenon will occur for the oxide layer 105 on its surface, and oxide layer 105 departs from aviation hair
The surface of motivation titanium alloy parts 106, remove surface oxide layer 105.
In some illustrative embodiments, the spot shaping unit 101 is polygonal rotating mirror.
In some illustrative embodiments, the width of the wire hot spot is 15ns, length 25mm.
From the foregoing, it will be observed that the utility model has the advantage that：
1) it is green using laser cleaner.Oxide layer after laser cleaning translates into tiny solid particle,
Waste material residue is convenient to be collected, and can finally be reclaimed, environment will not be polluted by dust exhaust apparatus.And laser cleaning is not
Any chemical reagents are needed, do not produce waste liquid.
2) laser cleaner is easy to automate.Laser can be transmitted by optical fiber, and laser cleaning is
Contactless cleaning, there is very high adaptability, can be carried by robot.And laser cleaning Region control is accurate so that
The cleaning process of part is more targeted.
3) laser cleaner cost is low.Laser cleaning equipment converts electrical energy into luminous energy, it is only necessary to the electricity charge and conventional dimension
Shield expense, the cost of other cleaning reagents will not be introduced.
4) laser cleaner efficiency high.Compared to traditional-handwork polish, laser cleaning it is more efficient, cleaning rate carries
More than high ten times, it can significantly shorten the cleaning frequency of parts so that production cost further reduces.
5) laser cleaner does not interfere with the performance of material.Using contactless cleaning way, cleaning process will not draw
Enter the corrosive mediums such as strong acid, so as to avoid the risk that material after titanium alloy pickling oozes hydrogen.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (9)
- A kind of 1. laser cleaner of aero-engine titanium alloy parts oxide layer, it is characterised in that including：Positioner is turned round, the chuck with installation titanium alloy parts；Mechanical arm, is provided with scanning lens, and the focal length of the scanning lens is located at the oxide layer of the titanium alloy parts Surface；Spot shaping unit, connect the scanning lens；Laser, the spot shaping unit is connected by optical fiber.
- 2. laser cleaner according to claim 1, it is characterised in thatThe power output of the laser is 50W~300W, and laser pulse wavelength is 532nm~1064nm, laser pulse frequency For 10kHz~30kHz.
- 3. laser cleaner according to claim 2, it is characterised in thatThe titanium alloy parts are circle；The revolution positioner is set so that returning for the surface of the titanium alloy parts It is 10~20mm/s to turn linear velocity.
- 4. laser cleaner according to claim 3, it is characterised in thatThe power output is 100W~250W, and the laser pulse wavelength is 1064nm, and the laser pulse frequency is 10kHz, the revolution linear velocity is 12mm/s.
- 5. laser cleaner according to claim 1, it is characterised in that also include：Dust exhaust apparatus.
- 6. according to the laser cleaner described in any one in claim 1-5, it is characterised in that the spot shaping unit Input round hot spot, output line shaped laser spot.
- 7. laser cleaner according to claim 6, it is characterised in that the spot shaping unit is scanning galvanometer.
- 8. laser cleaner according to claim 6, it is characterised in that the spot shaping unit is rotating multisurface Mirror.
- 9. laser cleaner according to claim 6, it is characterised in thatThe length of the wire hot spot is 25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720437962.2U CN207013386U (en) | 2017-04-25 | 2017-04-25 | A kind of laser cleaner of aero-engine titanium alloy parts oxide layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720437962.2U CN207013386U (en) | 2017-04-25 | 2017-04-25 | A kind of laser cleaner of aero-engine titanium alloy parts oxide layer |
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| Publication Number | Publication Date |
|---|---|
| CN207013386U true CN207013386U (en) | 2018-02-16 |
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| CN201720437962.2U Active CN207013386U (en) | 2017-04-25 | 2017-04-25 | A kind of laser cleaner of aero-engine titanium alloy parts oxide layer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773872A (en) * | 2019-09-19 | 2020-02-11 | 中国人民解放军空军工程大学 | Femtosecond laser precision removing method for thermal barrier coating of turbine blade |
| CN111054702A (en) * | 2019-12-25 | 2020-04-24 | 北京航天控制仪器研究所 | Laser cleaning equipment for surface treatment of annular component |
| CN111069185A (en) * | 2019-11-28 | 2020-04-28 | 上海电机学院 | Winding wire laser cleaning device and method |
| CN111185441A (en) * | 2020-03-06 | 2020-05-22 | 东莞宜安新材料研究院有限公司 | Low-power high-efficiency integrated laser cleaning method for amorphous alloy surface |
| CN112475505A (en) * | 2020-11-24 | 2021-03-12 | 爱发科电子材料（苏州）有限公司 | Welding structure and welding method for target and back plate |
-
2017
- 2017-04-25 CN CN201720437962.2U patent/CN207013386U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110773872A (en) * | 2019-09-19 | 2020-02-11 | 中国人民解放军空军工程大学 | Femtosecond laser precision removing method for thermal barrier coating of turbine blade |
| CN111069185A (en) * | 2019-11-28 | 2020-04-28 | 上海电机学院 | Winding wire laser cleaning device and method |
| CN111054702A (en) * | 2019-12-25 | 2020-04-24 | 北京航天控制仪器研究所 | Laser cleaning equipment for surface treatment of annular component |
| CN111054702B (en) * | 2019-12-25 | 2022-04-12 | 北京航天控制仪器研究所 | Laser cleaning equipment for surface treatment of annular component |
| CN111185441A (en) * | 2020-03-06 | 2020-05-22 | 东莞宜安新材料研究院有限公司 | Low-power high-efficiency integrated laser cleaning method for amorphous alloy surface |
| CN111185441B (en) * | 2020-03-06 | 2022-02-22 | 东莞宜安新材料研究院有限公司 | Low-power high-efficiency integrated laser cleaning method for amorphous alloy surface |
| CN112475505A (en) * | 2020-11-24 | 2021-03-12 | 爱发科电子材料（苏州）有限公司 | Welding structure and welding method for target and back plate |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Luo Ya Inventor after: Zhao Huifeng Inventor after: Bai Feifei Inventor after: Wu Jinpeng Inventor after: Feng Jiecai Inventor before: Luo Ya Inventor before: Zhao Huifeng Inventor before: Bai Feifei Inventor before: Wu Jinpeng |