CN215288879U - Quartz lamp and laser combined type complex curved surface heating device - Google Patents
Quartz lamp and laser combined type complex curved surface heating device Download PDFInfo
- Publication number
- CN215288879U CN215288879U CN202023052455.8U CN202023052455U CN215288879U CN 215288879 U CN215288879 U CN 215288879U CN 202023052455 U CN202023052455 U CN 202023052455U CN 215288879 U CN215288879 U CN 215288879U
- Authority
- CN
- China
- Prior art keywords
- laser
- quartz lamp
- temperature
- curved surface
- heating
- 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.)
- Active
Links
Images
Landscapes
- Heat Treatment Of Articles (AREA)
Abstract
The utility model discloses a quartz lamp and complicated curved surface heating device of laser combined type. The heating mode can realize the complex thermal field loading task of tiny curved surfaces such as blades of aero-engines, and the specific effects are that the temperature difference of more than 300 ℃ and the integral temperature of more than 1000 ℃ of the integral blade are realized within a small distance of 10mm on the heating surface. The utility model provides a heating method's main implementation method is, carries out the heat loading through the quartz lamp to the work piece that is heated to form the temperature thermal field of basis through the quartz lamp power of adjusting different positions department. And for the area with higher local temperature gradient, irradiating and heating the local area through a laser to realize the high-temperature heating task of the high-temperature stagnation point on the surface. The utility model discloses can accomplish the high temperature complex temperature field of the test piece of the big temperature gradient of small-size high temperature such as aeroengine high pressure turbine blade of shaping and establish, the task of establishing of local high accurate temperature gradient.
Description
Technical Field
The utility model belongs to the technical field of quartz lamp heating, concretely relates to quartz lamp and complicated curved surface heating device of laser combined type.
Background
The blade is the most critical ring in the development task of advanced gas turbines and aircraft engines. The test of the gas turbine blade and the aeroengine blade has extremely important significance on the design, analysis and inspection of the blade. The service temperature of the blades of the advanced gas turbine and the aircraft engine has the characteristics of small heating area, high limit temperature and complex thermal field distribution. Thus how to achieve a thermal field temperature in excess of 100 c in a small area of 10 mm.
The blades are typically thermally assessed using resistive heating, or radiant heating with quartz lamps. The quartz lamp is heated by irradiation, and infrared radiation is performed on a test piece through a heating tungsten filament inside a quartz lamp tube filled with halogen gas, so that the surface temperature of a workpiece is increased. Meanwhile, when the temperature of the quartz lamp exceeds 1000 ℃ in the use process, the quartz surface can generate softening and bubbling phenomena, so that the active cooling technology of various lamp tubes can be adopted. The method is influenced by the limit power of a quartz lamp irradiation heating mode and a resistance heating mode, and has great difficulty in accurately realizing local high-temperature stagnation points and thermal field gradients of the blades. The ruby laser heating technique has just the feasibility of having a higher heating temperature in a smaller heating zone.
The laser heating has the characteristics of high-speed heating and high-speed cooling. In the laser quenching process, local selective quenching can also be carried out. The method can be suitable for the heat treatment process for hardening local areas such as pipe holes, deep grooves, micro-areas, included angles, cutter edges and the like which cannot be achieved by other heat treatment methods by controlling the sizes of multiple laser spots; the laser can be transmitted in a long distance, multiple working platforms of one laser can be used simultaneously, and automatic control of heating can be completed through computer programming.
With the development of high power CO2 lasers, laser heating is widely used in various forms of surface treatment. The United states general automobile company uses hundreds of kilowatt-level CO2 lasers to partially harden the inner wall of the shell of the steering gear, 3 thousands sets of lasers are produced per day, and the work efficiency is improved by four times. Laser heat treatment is an embodiment in which a metal is subjected to surface treatment by a laser beam having a high power density to perform surface modification treatment such as phase change hardening and surface alloying on the material, thereby causing changes in surface composition, structure, and properties that cannot be achieved by other surface hardening.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quartz lamp and complicated curved surface heating device of laser combined type through using quartz lamp and CO2The heating mode of the common combination of the laser heaters has important realization feasibility. Through the content of the utility model, the complex temperature field of high temperature of the test piece of the big temperature gradient of small-size high temperature such as aeroengine high pressure turbine blade of completion type is established, the task of establishing of local high accurate temperature gradient.
The utility model discloses a following technical scheme realizes:
a quartz lamp and laser combined type heating device with a complex curved surface comprises a rack, a workpiece step platform and a quartz, wherein the workpiece step platform and the quartz are fixed on the rackLamp bracket, quartz lamp set fixed on the lamp bracket of quartz lamp, CO2Laser tube fixing support, CO fixed on the laser tube fixing support2Laser heating tube, one end of which is connected with CO2The laser heating pipe comprises a laser channel connected with the emitting end of the laser heating pipe and a focusing laser head connected with the other end of the laser channel, wherein the focusing laser head is arranged towards the rack.
The utility model discloses further improvement lies in, and processing has upper frame cooling runner and lower frame cooling runner in the frame, has seted up last inlet and last delivery port on the upper frame cooling runner, has seted up lower water inlet and lower delivery port on the lower frame cooling runner.
The utility model discloses a further improvement lies in, and the work piece halfpace is a boss, is equipped with fixing device on it.
The utility model discloses further improvement lies in, and the quartz lamp lighting fixture is fixed on the horizontal slide in the frame, can remove about.
The further improvement of the utility model lies in that CO2The laser heating pipe comprises a laser beam pipe, a water cooling channel arranged on the outer side of the laser beam pipe and an external power supply connected with the laser beam pipe, wherein a water inlet and a water outlet are formed in the water cooling channel, so that cooling liquid enters from the water inlet and flows out from the water outlet.
The utility model discloses further improvement lies in that, the device is applicable to aeroengine blade, gas turbine blade, hypersonic aircraft wingtip and hypersonic aircraft control surface.
The utility model discloses a further improvement lies in, among the quartz lamp group, ceramic metal coating has been arranged to the quartz lamp back of high temperature irradiation.
The utility model discloses further improvement lies in, has arranged heat protection material or heat protective coating on frame, the work piece halfpace.
The utility model discloses further improvement lies in, and the roughness of the non-heating surface of frame, quartz lamp group is below Ra 0.8.
The utility model discloses at least, following profitable technological effect has:
the utility model provides a pair of quartz lamp and complicated curved surface heating device of laser complex transfers the adaptability position that increases quartz lamp and work piece through the removal of quartz lamp on the slip table to accomplish the preliminary establishment to the high temperature gradient field of experimental work piece through quartz lamp battle array, the cooling tube of quartz lamp heating device lets in cooling solvent (for example: water, water base nitrate solution lamp) and cools off the device. And then the laser excited by the laser is refracted to the target position of the heated object, so that the establishment of the high temperature and the high temperature gradient of the target position are realized. In order to further ensure the use reliability of the experimental equipment, the device is protected by adopting a thermal protection material and a thermal insulation coating.
The utility model discloses a quartz lamp device realizes the main temperature field of the small-size work piece that is heated and establishes to a certain extent through the quartz lamp that the high temperature (be greater than 1000 ℃) ambient temperature field of realizing small-size work piece contains gradient temperature field (200 ℃/CM). And for the local extremely high temperature area of the workpiece, local extremely high temperature gradient and temperature are realized through laser irradiation. And the laser and the quartz lamp heating device are cooled by a water cooling system, and heat-insulating protective materials and coatings are arranged on partial extremely high temperature areas. Meanwhile, the quartz lamp adopts technical means such as interval arrangement, laser deflection and the like to realize a composite method of the technical method. And the relative position of the laser and the quartz lamp heating system is controlled through the sliding table, so that the adaptability and the adjustability of the heating technology are realized.
Drawings
Fig. 1 is an overall view of the invention.
Fig. 2 is a front sectional view of the invention.
Fig. 3 is an enlarged view of a portion of the inventive quartz lamp fixture.
Fig. 4 is a top view of an inventive quartz lamp fixture.
FIG. 5 is a front cross-sectional view of an inventive quartz lamp fixture.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in FIGS. 1 to 5, the utility model provides a quartz lamp and laser combined type complex curved surface heating device, bagComprises a frame 1, a workpiece step 2 and a quartz lamp holder 11 fixed on the frame 1, a quartz lamp group 12 and CO fixed on the quartz lamp holder 112Laser tube fixing support 3, CO fixed on laser tube fixing support 32 Laser heating tube 4, one end of which is connected with CO2The laser heating device comprises a laser channel 5 connected with the emitting end of a laser heating pipe 4 and a focusing laser head 6 connected with the other end of the laser channel 5, wherein the focusing laser head 6 is arranged towards the rack 1.
An upper frame cooling runner 13 and a lower frame cooling runner 14 are processed on the frame 1, an upper water inlet 13-a and an upper water outlet 13-b are arranged on the upper frame cooling runner 13, and a lower water inlet 14-a and a lower water outlet 14-b are arranged on the lower frame cooling runner 14. The cooling liquid in the upper frame cooling flow channel 13 enters from the upper water inlet 13-a and flows out from the upper water outlet 13-b, and similarly, the cooling liquid in the lower frame cooling flow channel 14 enters from the lower water inlet 14-a and flows out from the lower water outlet 14-b.
The workpiece landing 2 is a boss on which a fixing device is mounted.
The quartz lamp holder 11 is fixed on a horizontal slide rail on the frame 1 and can move left and right.
CO2The laser heating pipe 4 comprises a laser beam pipe 8, a water cooling channel 7 arranged on the outer side of the laser beam pipe 8 and an external power supply connected with the laser beam pipe 8, wherein a water inlet 7-a and a water outlet 7-b are formed in the water cooling channel 7, so that cooling liquid (such as cooling water or water-based nitrate cooling liquid) enters from the water inlet 7-a and flows out from the water outlet 7-b.
The device is suitable for aeroengine blades, gas turbine blades, hypersonic aircraft wingtips and hypersonic aircraft control surfaces. During heating, a workpiece is fixed in the workpiece step 2, the quartz lamp group 12 is adopted to perform irradiation heating on the workpiece, and different heating powers and closed-loop control strategies are adopted for different temperature areas of the workpiece; then, for the high temperature stagnation point of the workpiece, CO is adopted2The laser heating pipe 4 carries out laser irradiation heating on the laser heating pipe to form high temperature of local stagnation point.
In the quartz lamp set 12, a ceramic/metal coating is disposed on the back of the high temperature irradiation quartz lamp.
The main structural members such as the frame 1 and the workpiece step 2 are provided with thermal protection materials or thermal protection coatings.
The non-heating surfaces of the frame 1 and the quartz lamp group 12 are subjected to surface treatment to reduce the roughness of metal parts to be less than Ra 0.8, so that the back reflection of the non-heating area is realized, and the heating efficiency is improved.
CO2The laser heating pipe 4 adopts general CO2The laser can realize local high-temperature heating up to 2000 ℃ through the laser after energy gathering.
The utility model provides a pair of quartz lamp and complicated curved surface heating device of laser combined type, during the heating, including following step:
step one, fixing a workpiece to be heated in a workpiece step 2, and if the workpiece needs internal gas cooling, opening an air cooling channel from the side edge and introducing cooling gas into the surface or the interior of the workpiece to be heated;
step two, according to task requirements, arranging the positions of the quartz lamp groups 12, and sending different heating tasks, namely heating power, to different quartz lamp tubes so that the workpieces can be heated to a specified temperature, wherein the quartz lamp groups 12 are controlled by an external control system;
and step three, according to the task requirement, the laser tube fixing support 3 is fixed on the slide way, the support 3 can be adjusted, so that laser emitted by the laser head 6 is aligned to the heating area of the workpiece, the temperature at the point is collected through a sensor and is transmitted into a closed-loop control system, and then the power of the quartz lamp and the laser tube is fed back and regulated to maintain the heating temperature.
And step four, before the experiment begins, introducing the cooling liquid into the upper frame cooling flow channel 13 and the lower frame cooling flow channel 14 of the frame 1.
Step five, before the experiment begins, introducing cooling liquid into CO2 A cooling channel 7 of the laser heating pipe 4;
step six, starting a power supply and a control system, and performing a hot loading task;
and step seven, completing the hot loading task. Turning off the power supply until the quartz lamp set 12 and CO are in operation2 Laser heating pipe 4 is closed and is accomplished fiveAfter the cooling is finished for minutes, the upper frame cooling flow passage 13 and the lower frame cooling flow passage 14 of the cooling pipeline of the frame 1 are closed to close CO2The laser heating pipe 4 cools the coolant inside the flow pipe 7.
Claims (9)
1. The utility model provides a quartz lamp and complicated curved surface heating device of laser combined type which characterized in that, includes frame (1), fixes work piece halfpace (2) and quartz lamp lighting fixture (11) on frame (1), fixes quartz lamp group (12), CO on quartz lamp lighting fixture (11)2A laser tube fixing support (3), and CO fixed on the laser tube fixing support (3)2A laser heating tube (4) with one end connected with CO2Laser heating pipe (4) transmitting end connect laser channel (5) to and focus laser head (6) of being connected with laser channel (5) other end, and focus laser head (6) set up towards frame (1).
2. The quartz lamp and laser combined type complex curved surface heating device according to claim 1, wherein an upper frame cooling runner (13) and a lower frame cooling runner (14) are formed on the frame (1), the upper frame cooling runner (13) is provided with an upper water inlet (13-a) and an upper water outlet (13-b), and the lower frame cooling runner (14) is provided with a lower water inlet (14-a) and a lower water outlet (14-b).
3. The quartz lamp and laser combined complex curved surface heating device as claimed in claim 1, wherein the workpiece step (2) is a boss on which a fixing device is mounted.
4. The quartz lamp and laser combined type heating device with the complex curved surface as claimed in claim 1, wherein the quartz lamp holder (11) is fixed on a horizontal slide way on the frame (1) and can move left and right.
5. The quartz lamp and laser combined complex curved surface heating device according to claim 1, wherein CO is2The laser heating pipe (4) comprises a laser beam pipe (8), a water cooling channel (7) arranged on the outer side of the laser beam pipe (8), and a water cooling channelThe laser beam tube (8) is connected with an external power supply, and the water cooling channel (7) is provided with a water inlet (7-a) and a water outlet (7-b), so that cooling liquid enters from the water inlet (7-a) and flows out from the water outlet (7-b).
6. The quartz lamp and laser combined complex curved surface heating device as claimed in claim 1, wherein the device is suitable for aeroengine blades, gas turbine blades, hypersonic aircraft wingtips and hypersonic aircraft control surfaces.
7. The quartz lamp and laser combined complex curved surface heating device as claimed in claim 1, wherein in the quartz lamp set (12), the ceramic/metal coating is arranged on the back of the high temperature irradiation quartz lamp.
8. The quartz lamp and laser combined complex curved surface heating device as claimed in claim 1, wherein a thermal protection material or a thermal protection coating is arranged on the frame (1) and the workpiece step (2).
9. The quartz lamp and laser combined complex curved surface heating device as claimed in claim 1, wherein the roughness of the non-heating surfaces of the frame (1) and the quartz lamp set (12) is below Ra 0.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023052455.8U CN215288879U (en) | 2020-12-17 | 2020-12-17 | Quartz lamp and laser combined type complex curved surface heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023052455.8U CN215288879U (en) | 2020-12-17 | 2020-12-17 | Quartz lamp and laser combined type complex curved surface heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215288879U true CN215288879U (en) | 2021-12-24 |
Family
ID=79513519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023052455.8U Active CN215288879U (en) | 2020-12-17 | 2020-12-17 | Quartz lamp and laser combined type complex curved surface heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215288879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112501393A (en) * | 2020-12-17 | 2021-03-16 | 西安交通大学 | Quartz lamp and laser combined type complex curved surface heating device and method |
-
2020
- 2020-12-17 CN CN202023052455.8U patent/CN215288879U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112501393A (en) * | 2020-12-17 | 2021-03-16 | 西安交通大学 | Quartz lamp and laser combined type complex curved surface heating device and method |
| CN112501393B (en) * | 2020-12-17 | 2024-03-29 | 西安交通大学 | Quartz lamp and laser combined type complex curved surface heating device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1428606B1 (en) | Apparatus and method for performing welding at elevated temperature | |
| US20090283501A1 (en) | Preheating using a laser beam | |
| CN106862746B (en) | A kind of high-temperature titanium alloy thin-section casting electro-beam welding method | |
| US5160822A (en) | Method for depositing material on the tip of a gas turbine engine airfoil using linear translational welding | |
| TWI490179B (en) | Methods for laser cutting glass substrates | |
| CN106163726B (en) | Processing unit (plant) and processing method | |
| CN106825927B (en) | A kind of laser soldering device for big L/D ratio fuel rod clad boxing | |
| GB2453945A (en) | Apparatus for Additive Manufacture Welding | |
| CN215288879U (en) | Quartz lamp and laser combined type complex curved surface heating device | |
| CN101862718A (en) | Apparatus, systems, and methods involving cold spray coating | |
| JP2015535313A (en) | Local heat treatment and thermal management system for engine components | |
| CN109454334A (en) | A kind of medium-temperature reinforced system and method for laser-impact | |
| CN112643100A (en) | Shimming laser auxiliary milling device and method suitable for difficult-to-machine materials | |
| CN106887370B (en) | A kind of numerical control device for sealing high-temperature metal sealing-in high power xenon flashlamp | |
| JP2016502012A (en) | Local heat treatment and thermal management system for engine components | |
| CN109207905A (en) | Nitride laser zoning based on scanning galvanometer for the anti-water erosion layer of titanium alloy blade method and device | |
| CN107283068A (en) | A kind of aluminium alloy diced system and method | |
| CN112501393B (en) | Quartz lamp and laser combined type complex curved surface heating device and method | |
| CN104046983A (en) | Titanium alloy thin-wall blade laser-cladding low-stress local orientation cooling restoration method | |
| CN109366017A (en) | A kind of apparatus and method of the cooling auxiliary laser punching of energy-saving liquid nitrogen | |
| EP2620516B1 (en) | Method and apparatus of heat treating an integrally bladed rotor | |
| CN110039047A (en) | Metal powder laser melts increasing material manufacturing device and its manufacturing process | |
| CN106256473B (en) | A kind of Laser Rapid Prototyping System and method for aluminium wire | |
| CN210636070U (en) | Laser fusing system | |
| CN111570966B (en) | High-power remelting ring for flame spray welding and assembly method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |