CN108103501A - A kind of laser melting coating and detection device and operating method suitable for Hydropower Plant runner chamber surface - Google Patents
A kind of laser melting coating and detection device and operating method suitable for Hydropower Plant runner chamber surface Download PDFInfo
- Publication number
- CN108103501A CN108103501A CN201810032205.6A CN201810032205A CN108103501A CN 108103501 A CN108103501 A CN 108103501A CN 201810032205 A CN201810032205 A CN 201810032205A CN 108103501 A CN108103501 A CN 108103501A
- Authority
- CN
- China
- Prior art keywords
- detection device
- melting coating
- hydropower plant
- laser melting
- flanging
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a kind of laser melting coating suitable for Hydropower Plant runner chamber surface and detection device and operating methods, it includes flanging ring-shaped track component, the flanging ring-shaped track component is arranged in a ring inside unit runner envelope, moving cart is placed in the flanging ring-shaped track component, industry mechanical arm is installed, the end of the industry mechanical arm is equipped with laser cladding equipment and detection device in the moving cart.This equipment can be used in the repair of Hydropower Plant runner envelope, and then improve the mechanical property of runner envelope surface of steel plate cladding layer, its thermal deformation is reduced, and can accurately measure the thickness and surface accuracy of cladding layer, while improves Hydropower Plant runner envelope repair efficiency.
Description
Technical field
The invention belongs to hydroelectric facilities to repair testing equipment field, more particularly to a kind of to be suitable for Hydropower Plant runner envelope
The laser melting coating and detection device and operating method on surface.
Background technology
Hydropower Plant runner envelope is the running section of the hydraulic turbine, since runner envelope surface of steel plate is subject to mud in current for a long time
The influence of husky erosion, cavitation corrosion, hydraulic vibration etc. causes surface of steel plate serious wear, but due to the spy of Rotator in Hydropower Station room work
Different property, it is impossible to often shut down runner envelope surface of steel plate is repaired, therefore, every time repair after to surface of steel plate performance when
Effect property, wearability etc. are proposed very high requirement.
At present, universal is that manually welding is completed to the reparation of runner envelope surface of steel plate, and this restorative procedure is deposited
In problems with：
1）Inefficiency takes longer；
2）It is low to repair precision for the defects of being also easy to produce crackle slag inclusion；And the horizontal welding quality influence of welder is more；
3）Postwelding engineer room surface of steel plate performance is very different；
4）Thermal deformation is big, and runner envelope metallic walls are welded using the method, and deflection is uncontrollable, easily causes runner envelope steel plate with mixing
Solidifying soil, which departs from, forms cavity；
5）Welding layer thickness can not accurately control, and workload of polishing is larger.
The content of the invention
It is an object of the invention to provide a kind of laser melting coatings suitable for Hydropower Plant runner chamber surface and detection to set
Standby, this equipment can be used in the repair of Hydropower Plant runner envelope, and then improve the power of runner envelope surface of steel plate cladding layer
Performance is learned, reduces its thermal deformation, and can accurately measure the thickness and surface accuracy of cladding layer, while improves power station machine
Group runner envelope repair efficiency.
In order to realize above-mentioned technical characteristic, the object of the present invention is achieved like this：One kind is suitable for Hydropower Plant
The laser melting coating and detection device of runner chamber surface, it includes flanging ring-shaped track component, and the flanging ring-shaped track component is in
Annular is arranged on inside unit runner envelope, is placed with moving cart in the flanging ring-shaped track component, in the moving cart
Industry mechanical arm is installed, the end of the industry mechanical arm is equipped with laser cladding equipment and detection device.
The moving cart includes support plate, and the support plate has been symmetrically mounted at the bottom of pulley support plate, the pulley
Support plate is divided into two groups for totally four pieces, is fixedly linked between two blocks of pulley support plates by axis pin, and in every group of pulley support plate
Between be additionally provided with pulley, the pulley is slidably matched with flanging circular orbit composition.
The flanging ring-shaped track component includes a type track, two type tracks, three type tracks and four type tracks；Each track
Quantity all for 4, two-orbit is interconnected to constitute by connection component between four tracks.
The flanging ring-shaped track component is all made of I-shaped Steel material.
The connection component includes connecting corners, and kidney slot, the both ends point of connecting corners are machined in the connecting corners
It is not connected by bolt with two adjacent tracks, stiffener plate is welded in the angular position of connecting corners.
It is suitable for the laser melting coating of Hydropower Plant runner chamber surface and the operating method of detection device using any one,
It is characterized in that it comprises the following steps：
Step1：According to industrial robot and flexible measuring arm working range and the height of restoring area is needed to determine flanging annular
Welding and assembling height of the rail assembly on runner envelope；
Step 2：Industrial robot laser head installed above, sets the laser cladding equipment in moving cart and detection
It is standby to be placed in flanging ring-shaped track component；
Step 3：It is moved using flanging ring-shaped track component as track, carrying out laser to the steel plate for needing to repair on runner envelope melts
It covers；
Step 4：It is detected with the detection device region good to laser melting coating, predominantly detects cladding thickness, surface accuracy.
The method have the advantages that：
1st, effectively reduce because caused by human factor repair after runner envelope surface of steel plate poor-performing the phenomenon that；
2nd, laser melting coating thermal deformation is small, and more manual welding manner can prevent the runner envelope steel plate caused by thermal deformation is excessive well
Depart from the phenomenon that forming cavity with concrete；
3rd, moving cart can move on guide rail, improve remediation efficiency；
4th, clad layer surface is more smooth, reduces polishing amount.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is overall structure top view of the present invention.
Fig. 2 is A partial views in Fig. 1 of the present invention.
Fig. 3 is moving cart of the present invention and flanging ring-shaped track component assembling structure schematic diagram.
In figure：Runner envelope 1, a type track 2, two type tracks 3, three type tracks 4, four type tracks 5, moving cart 6, axis pin 7,
Pulley support plate 8, support plate 9, pulley 10, industry mechanical arm 11, kidney slot 12, connecting corners 13, stiffener plate 14.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Embodiment 1：
As shown in Figs. 1-3, a kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface, it includes flanging
Ring-shaped track component, the flanging ring-shaped track component are arranged in a ring inside unit runner envelope, the flanging circular orbit
Moving cart 6 is placed on component, industry mechanical arm 11, the end of the industry mechanical arm 11 are installed in the moving cart 6
End is equipped with laser cladding equipment and detection device.By using above-mentioned device using laser melting coating and detection device, make water
Power station unit runner envelope repairing effect is more preferable, while improves efficiency and accuracy of detection；It is technically characterized in that, is carried using new equipment
High processing quality；The guide rail for moving cart 6 and the movement of three-dimension flexible scanner has been made, has been improved work efficiency；It adopts
Mapping surface is accurately measured with flexible measuring instrument.
Further, the moving cart 6 includes support plate 9, and the support plate 9 has been symmetrically mounted at the bottom of pulley support
Plate 8, the pulley support plate 8 are divided into two groups for totally four pieces, are fixedly linked between two blocks of pulley support plates 8 by axis pin 7, Er Qie
Pulley 10 is additionally provided between every group of pulley support plate 8, the pulley 10 is slidably matched with flanging circular orbit composition.It is worked
Cheng Zhong is moved by the entire moving cart that is slidably matched between pulley 10 and flanging circular orbit along track, and then
The industry mechanical arm 11 on trolley is driven to move, and treats that cladding region is moved around runner envelope 1.
Further, the flanging ring-shaped track component includes a type track 2, two type tracks 3, three type tracks 4 and four types
Track 5；The quantity of each track is all 4, and two-orbit is interconnected to constitute by connection component between four tracks.Pass through folding
Side ring-shaped track component provides moving track for moving cart.
Further, the flanging ring-shaped track component is all made of I-shaped Steel material.Simplify by using I-steel
Processing technology, reduces processing cost.
Further, the connection component includes connecting corners 13, and kidney slot 12 is machined in the connecting corners 13, even
The both ends for connecing gusset 13 are connected respectively by bolt with two adjacent tracks, are welded with and are added in the angular position of connecting corners 13
Strengthening tendons plate 14.Two tracks can be connected simultaneously by connecting corners 13, and gusset can be improved by the stiffener plate 14
Intensity.
Embodiment 2：
It is suitable for the laser melting coating of Hydropower Plant runner chamber surface and the operating method of detection device using any one, it is special
Sign is that it comprises the following steps：
Step1：According to industrial robot and flexible measuring arm working range and the height of restoring area is needed to determine flanging annular
Welding and assembling height of the rail assembly on runner envelope 1；
Step 2：Industrial robot laser head installed above, sets the laser cladding equipment in moving cart 6 and detection
It is standby to be placed in flanging ring-shaped track component；
Step 3：It is moved using flanging ring-shaped track component as track, carrying out laser to the steel plate for needing to repair on runner envelope melts
It covers；
Step 4：It is detected with the detection device region good to laser melting coating, predominantly detects cladding thickness, surface accuracy.
Above-described embodiment be used for illustrate the present invention rather than limit the invention, the present invention spirit and
In scope of the claims, to any modifications and changes that the present invention makes, protection scope of the present invention is both fallen within.
Claims (6)
1. a kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface, it is characterised in that：It includes folding
Side ring-shaped track component, the flanging ring-shaped track component are arranged in a ring inside unit runner envelope, the flanging circular rails
Moving cart is placed on road component（6）, the moving cart（6）On industry mechanical arm is installed（11）, the industrial machinery
Hand（11）End laser cladding equipment and detection device are installed.
2. a kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface according to claim 1,
It is characterized in that：The moving cart（6）Including support plate（9）, the support plate（9）Be symmetrically mounted at the bottom of pulley support
Plate（8）, the pulley support plate（8）It is divided into two groups for totally four pieces, two blocks of pulley support plates（8）Between pass through axis pin（7）Stationary phase
Even, and in every group of pulley support plate（8）Between be additionally provided with pulley（10）, the pulley（10）It is formed with flanging circular orbit
It is slidably matched.
3. a kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface according to claim 1,
It is characterized in that：The flanging ring-shaped track component includes a type track（2）, two type tracks（3）, three type tracks（4）With four types
Track（5）；The quantity of each track is all 4, and two-orbit is interconnected to constitute by connection component between four tracks.
4. a kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface according to claim 3,
It is characterized in that：The flanging ring-shaped track component is all made of I-shaped Steel material.
5. a kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface according to claim 3,
It is characterized in that：The connection component includes connecting corners（13）, the connecting corners（13）On be machined with kidney slot（12）, even
Connect gusset（13）Both ends be connected respectively by bolt with two adjacent tracks, in connecting corners（13）Angular position welding
There is stiffener plate（14）.
6. it is suitable for the laser melting coating and detection device of Hydropower Plant runner chamber surface using claim 1-5 any one
Operating method, it is characterised in that it comprises the following steps：
Step1：According to industrial robot and flexible measuring arm working range and the height of restoring area is needed to determine flanging annular
Rail assembly is in runner envelope（1）On welding and assembling height；
Step 2：Industrial robot laser head installed above, mounted on moving cart（6）On laser cladding equipment and detection
Equipment is placed in flanging ring-shaped track component；
Step 3：It is moved using flanging ring-shaped track component as track, carrying out laser to the steel plate for needing to repair on runner envelope melts
It covers；
Step 4：It is detected with the detection device region good to laser melting coating, predominantly detects cladding thickness, surface accuracy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032205.6A CN108103501B (en) | 2018-01-12 | 2018-01-12 | Laser cladding and detecting equipment suitable for surface of runner chamber of hydropower station unit and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032205.6A CN108103501B (en) | 2018-01-12 | 2018-01-12 | Laser cladding and detecting equipment suitable for surface of runner chamber of hydropower station unit and operation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108103501A true CN108103501A (en) | 2018-06-01 |
| CN108103501B CN108103501B (en) | 2023-09-29 |
Family
ID=62219960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032205.6A Active CN108103501B (en) | 2018-01-12 | 2018-01-12 | Laser cladding and detecting equipment suitable for surface of runner chamber of hydropower station unit and operation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108103501B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868471A (en) * | 2019-03-18 | 2019-06-11 | 中国长江电力股份有限公司 | The online laser reinforcing device of turbine blade |
| CN111843505A (en) * | 2020-07-16 | 2020-10-30 | 武汉数字化设计与制造创新中心有限公司 | In-situ measurement-milling and repairing integrated process method and system for field robot |
| CN114310840A (en) * | 2021-12-13 | 2022-04-12 | 武汉数字化设计与制造创新中心有限公司 | Hydroelectric set heavy current copper bus joint melts and covers grinding device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2023694A1 (en) * | 1989-08-22 | 1991-02-23 | Benny Ray Porter | Method and apparatus for hydraulic turbine repair |
| KR19990010246U (en) * | 1997-08-28 | 1999-03-15 | 김징완 | Circle / Ellipse Tracking Welding Robot |
| CN101288952A (en) * | 2008-06-13 | 2008-10-22 | 哈尔滨工程大学 | Five freedoms turbine blade series-parallel repair robot |
| CN101994112A (en) * | 2009-08-24 | 2011-03-30 | 沈阳大陆激光成套设备有限公司 | Laser cladding process for abrasion-resistant anticorrosion coating of water turbine unit runner |
| US20170259384A1 (en) * | 2014-07-29 | 2017-09-14 | Hydro-Quebec | System and method for robotic thermal treatment by heat induction |
| CN207862440U (en) * | 2018-01-12 | 2018-09-14 | 中国长江电力股份有限公司 | A kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface |
-
2018
- 2018-01-12 CN CN201810032205.6A patent/CN108103501B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2023694A1 (en) * | 1989-08-22 | 1991-02-23 | Benny Ray Porter | Method and apparatus for hydraulic turbine repair |
| KR19990010246U (en) * | 1997-08-28 | 1999-03-15 | 김징완 | Circle / Ellipse Tracking Welding Robot |
| CN101288952A (en) * | 2008-06-13 | 2008-10-22 | 哈尔滨工程大学 | Five freedoms turbine blade series-parallel repair robot |
| CN101994112A (en) * | 2009-08-24 | 2011-03-30 | 沈阳大陆激光成套设备有限公司 | Laser cladding process for abrasion-resistant anticorrosion coating of water turbine unit runner |
| US20170259384A1 (en) * | 2014-07-29 | 2017-09-14 | Hydro-Quebec | System and method for robotic thermal treatment by heat induction |
| CN207862440U (en) * | 2018-01-12 | 2018-09-14 | 中国长江电力股份有限公司 | A kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface |
Non-Patent Citations (1)
| Title |
|---|
| 李东洁;尤波;许家忠;贾德利;: "水轮机叶片修复机器人结构设计及运动学分析" * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868471A (en) * | 2019-03-18 | 2019-06-11 | 中国长江电力股份有限公司 | The online laser reinforcing device of turbine blade |
| CN111843505A (en) * | 2020-07-16 | 2020-10-30 | 武汉数字化设计与制造创新中心有限公司 | In-situ measurement-milling and repairing integrated process method and system for field robot |
| CN111843505B (en) * | 2020-07-16 | 2022-04-01 | 武汉数字化设计与制造创新中心有限公司 | In-situ measurement-milling and repairing integrated process method and system for field robot |
| CN114310840A (en) * | 2021-12-13 | 2022-04-12 | 武汉数字化设计与制造创新中心有限公司 | Hydroelectric set heavy current copper bus joint melts and covers grinding device |
| CN114310840B (en) * | 2021-12-13 | 2023-09-01 | 武汉数字化设计与制造创新中心有限公司 | Heavy-current copper bus connector cladding polishing device of hydroelectric generating set |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108103501B (en) | 2023-09-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105149861B (en) | A kind of restorative procedure of steam turbine precise part damage | |
| CN108103501A (en) | A kind of laser melting coating and detection device and operating method suitable for Hydropower Plant runner chamber surface | |
| CN107150175B (en) | Damage the real-time dynamic cladding reparation of Gear by Laser and stress regulation and control system and method | |
| Hazel et al. | Field repair and construction of large hydropower equipment with a portable robot | |
| CN108020083A (en) | A kind of large-scale rotary hearth furnace installation method | |
| CN105057969B (en) | Repairing method of solid impeller disc based on MICROBEAM PLASMA WELDING and electric spark finishing | |
| CN1283410C (en) | Bridge steel structure welding procedure in working field | |
| CN107498269B (en) | A kind of large-scale ship reception chamber manufacturing method suitable for dry type ship compartment room | |
| CN103028887B (en) | Method for replacing and welding diagonal-bracing steel tube of ocean engineering crane arm support | |
| CN103451650A (en) | Laser quick repair process method for large rotary machine bearing bush | |
| CN101915197B (en) | Installation and adjustment method for cylindrical valve of water turbine | |
| CN102430893A (en) | Manufacturing method of small-inner-diameter hollow spindle | |
| CN111318781A (en) | Repair process for repairing, welding and reinforcing cracks of engine room chassis of wind generating set | |
| CN108436239A (en) | A kind of pressing positioner and welding system of U ribs | |
| CN102896459B (en) | Online repair method for window rolling stress surfaces of rack archways of hot continuous rolling units | |
| CN108620809A (en) | The online restorative procedure of 1000MW generating set turbine rotor packing axle journals | |
| CN207862440U (en) | A kind of laser melting coating and detection device suitable for Hydropower Plant runner chamber surface | |
| CN113172361A (en) | Method and system for welding and repairing hub of wind generating set | |
| CN104759828B (en) | A kind of online method for repairing hot strip rolling mill memorial archway | |
| Feucht et al. | Additive manufacturing of a bridge in situ | |
| CN111805174B (en) | Manufacturing and assembling method of large closed cold accumulation tank | |
| CN104846174A (en) | Device and method for eliminating residual weld joint stress of cylindrical pile leg | |
| CN113814676A (en) | Manufacturing method of large-diameter tower equipment | |
| Chen et al. | A robot for welding repair of hydraulic turbine blade | |
| CN111946358B (en) | Correction tool for treating shield tail deformation in water-rich sand layer and construction process of correction tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |