CN203649605U - Special brazing clamp used for controlling brazing deformation of blades of turbine - Google Patents
Special brazing clamp used for controlling brazing deformation of blades of turbine Download PDFInfo
- Publication number
- CN203649605U CN203649605U CN201320820725.6U CN201320820725U CN203649605U CN 203649605 U CN203649605 U CN 203649605U CN 201320820725 U CN201320820725 U CN 201320820725U CN 203649605 U CN203649605 U CN 203649605U
- Authority
- CN
- China
- Prior art keywords
- machine tool
- body arc
- brazing
- tool guideway
- controlling
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
The utility model provides a special brazing clamp used for controlling brazing deformation of blades of a turbine. The special brazing clamp used for controlling the brazing deformation of the blades of the turbine can effectively reduce the brazing deformation amount of a large blade leading edge Stellite piece of the final stage of the turbine. The special brazing clamp is characterized by comprising a machine tool slide way connection base and a plurality of sets of chuck mechanisms which are installed on the machine tool slide way connection base and are evenly distributed in the length direction of the brazing area of the large blade leading edge Stellite piece, the distance between every two adjacent sets of chuck mechanisms is 10-20 cm, the machine tool slide way connection base is installed on a machine tool slide way and can horizontally move along the machine tool slide way, and the machine tool slide way connection base and the machine tool slide way are locked through machine tool slide way locking screws.
Description
Technical field
The present invention relates to the welding deformation control field of large-size steam turbine exhaust stage blade, especially relate to the anti-water erosion brazing deformation of the stellite alloy film control field of last stage vane of steam turbine, be specially a kind of for controlling the soldering special fixture of turbine blade brazing deformation.
Background technology
Large-size steam turbine exhaust stage blade leading edge corrodes because of the water droplet souring that stands moist steam in operation process and condense, and is the most effective anti-water erosion measure at present at blade inlet edge soldering stellite alloy film, and by Ge great Design of Steam Turbine, factory is adopted.But, the anti-water erosion soldering of leading edge of last stage vane of steam turbine can produce distortion because of the impact of welding effect, therefore the dimensional accuracy and the blade dimensions correcting value that directly have influence on blade, if weld correction, can cause the destabilizing factor such as brazing defect and residual stress.
Summary of the invention
For the problems referred to above, it is a kind of for controlling the soldering special fixture of turbine blade brazing deformation that the utility model provides, and it can effectively reduce the brazing deformation amount of the large blade inlet edge stellite alloy film of steam turbine last stage.
Its technical scheme is such, it is characterized in that: it comprises machine tool guideway Connection Block and some groups of chuck mechanisms, described some groups of chuck mechanisms are installed on described machine tool guideway Connection Block, and described some groups of chuck mechanisms are evenly arranged along the length direction of the brazing area of blade stellite alloy film, distance described in two adjacent groups between chuck mechanism is 10cm～20cm, described machine tool guideway Connection Block is installed on also can be along described machine tool guideway translation on machine tool guideway, between described machine tool guideway Connection Block and described machine tool guideway, lock by machine tool guideway lock-screw.
It is further characterized in that:
Described chuck mechanism comprises inner arc bracing or strutting arrangement and back of the body arc hold down gag, described inner arc bracing or strutting arrangement is installed on described machine tool guideway Connection Block, described back of the body arc hold down gag is installed on described machine tool guideway Connection Block by supporting adn fixing device, and described back of the body arc hold down gag is positioned at described inner arc bracing or strutting arrangement top, in the region of blade to be welded between described inner arc bracing or strutting arrangement, back of the body arc hold down gag, and coordinate and compress by described inner arc bracing or strutting arrangement, back of the body arc hold down gag, give described blade to be welded to cross distortional stress simultaneously;
Described inner arc bracing or strutting arrangement comprises inner arc support cylinder and adjusting bearing, and described adjusting bearing is installed on described machine tool guideway Connection Block, and described inner arc support cylinder can be installed in described adjusting bearing up or down;
Described adjusting bearing has vertical holding tank, and described inner arc support cylinder is installed in described holding tank and by the lock-screw locking positioning on described adjusting bearing;
Described adjusting bearing has tapped through hole radially, described tapped through hole and described holding tank UNICOM, described lock-screw front end holds out against the described inner arc support cylinder in described holding tank through after described tapped through hole, and described lock-screw rear end is provided with regulating handle;
Described back of the body arc hold down gag comprises back of the body arc compact heap and back of the body arc clamping screw, described back of the body arc compact heap is installed on described supporting adn fixing device, described supporting adn fixing device is installed on described lathe Connection Block, vertical at right angle setting is on described back of the body arc compact heap movably for described back of the body arc clamping screw, and the lower end of described back of the body arc clamping screw is provided with hold-down head;
Described back of the body arc compact heap has the sliding tray of level, and described back of the body arc clamping screw is vertically through passing through locking nut positioning and locking on described back of the body arc compact heap after described sliding tray, and described back of the body arc clamping screw can be along described sliding tray horizontal sliding;
The compression end face of the support end face of described inner arc support cylinder, the perpendicular head of pressure of back of the body arc clamping screw is all provided with support ball;
On described machine tool guideway Connection Block, be positioned at described brazing area, near the outside of blade root side, blade support device be installed.
The beneficial effects of the utility model are: thus it is coordinated and is clamped blade the main brazing deformation region of blade is applied and the distortional stress of crossing of brazing deformation opposite direction by inner arc bracing or strutting arrangement, back of the body arc hold down gag, reach the object of controlling blade brazing deformation, it is simple in structure, blade clamping is convenient, and versatility is good.
Brief description of the drawings
Fig. 1 is the structural representation that adopts the utility model soldering special fixture clamping turbine blade;
Fig. 2 is that the A-A of Fig. 1 is to structure for amplifying schematic diagram.
Detailed description of the invention
Soldering special fixture, it comprises machine tool guideway Connection Block 1 and some groups of chuck mechanisms 2, in the present embodiment, chuck mechanism 2 is provided with three groups, see Fig. 1 and Fig. 2, three groups of chuck mechanisms 2 are installed on machine tool guideway Connection Block 1, and three groups of chuck mechanisms 2 are evenly arranged along the length direction of the brazing area of blade stellite alloy film, distance between two adjacent groups chuck mechanism 2 is 10cm～20cm, machine tool guideway Connection Block 1 is installed on also can be along machine tool guideway 3 translations on machine tool guideway 3, between machine tool guideway Connection Block 1 and machine tool guideway 3, lock by machine tool guideway lock-screw 4, in Fig. 1 and Fig. 2,19 is stellite alloy film brazing area.
Chuck mechanism comprises inner arc bracing or strutting arrangement and back of the body arc hold down gag, inner arc bracing or strutting arrangement is installed on machine tool guideway Connection Block 1, back of the body arc hold down gag is installed on machine tool guideway Connection Block 1 by supporting adn fixing device 5, and back of the body arc hold down gag is positioned at inner arc bracing or strutting arrangement top, in the region of blade 6 to be welded between inner arc bracing or strutting arrangement, back of the body arc hold down gag, and coordinate and compress by inner arc bracing or strutting arrangement, back of the body arc hold down gag, give blade 6 to be welded to cross distortional stress simultaneously; Supporting adn fixing device 5 can regulate according to the thickness of different leaves.
Inner arc bracing or strutting arrangement comprises inner arc support cylinder 7 and regulates bearing 8, regulates bearing 8 to be installed on machine tool guideway Connection Block 1, and inner arc support cylinder 7 can be installed on up or down and regulate in bearing 8; Regulate bearing 8 to have vertical holding tank 9, inner arc support cylinder 7 is installed in holding tank 9 and by lock-screw 10 locking positionings that regulate on bearing 8; Regulate bearing 8 to have tapped through hole radially, tapped through hole and holding tank 9 UNICOMs, lock-screw 10 front ends hold out against the inner arc support cylinder 7 in holding tank 9 through after tapped through hole, and lock-screw 10 rear ends are provided with regulating handle 11;
Back of the body arc hold down gag comprises back of the body arc compact heap 12 and back of the body arc clamping screw 13, back of the body arc compact heap 12 is installed on supporting adn fixing device 5, supporting adn fixing device 5 is installed on lathe Connection Block 1, vertical at right angle setting is on back of the body arc compact heap 12 movably for back of the body arc clamping screw 13, and the lower end of back of the body arc clamping screw 13 is provided with hold-down head 14; Back of the body arc compact heap 12 has the sliding tray 15 of level, back of the body arc clamping screw 13 vertical through after sliding tray 15 by locking nut 16 positioning and lockings on back of the body arc compact heap 12, back of the body arc clamping screw 13 can be along sliding tray 15 horizontal slidings; The compression end face of the support end face of inner arc support cylinder 7, the hold-down head 14 of back of the body arc clamping screw 13 is all provided with and supports ball 16;
On the machine tool guideway Connection Block 1 of brazing area near blade root 17 1 sides, blade support device 18 is installed.
When blade clamping, inner arc support cylinder is first installed, and regulate the height of support cylinder, make the gap of ball apart from the about 0.5-4mm of soldering blade concavity profile, and then installation blade, back of the body arc hold down gag is installed again, is tightened locking nut 16 and make blade concavity profile be close to the ball of lower support cylinder fixture.
Claims (9)
1. one kind for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: it comprises machine tool guideway Connection Block and some groups of chuck mechanisms, described some groups of chuck mechanisms are installed on described machine tool guideway Connection Block, and described some groups of chuck mechanisms are evenly arranged along the length direction of the brazing area of blade stellite alloy film, distance described in two adjacent groups between chuck mechanism is 10cm～20cm, described machine tool guideway Connection Block is installed on also can be along described machine tool guideway translation on machine tool guideway, between described machine tool guideway Connection Block and described machine tool guideway, lock by machine tool guideway lock-screw.
2. according to claim 1 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: described chuck mechanism comprises inner arc bracing or strutting arrangement and back of the body arc hold down gag, described inner arc bracing or strutting arrangement is installed on described machine tool guideway Connection Block, described back of the body arc hold down gag is installed on described machine tool guideway Connection Block by supporting adn fixing device, and described back of the body arc hold down gag is positioned at described inner arc bracing or strutting arrangement top, blade to be welded is positioned at described inner arc bracing or strutting arrangement, in region between back of the body arc hold down gag, and by described inner arc bracing or strutting arrangement, back of the body arc hold down gag coordinates compression, give described blade to be welded to cross distortional stress simultaneously.
3. according to claim 2 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: described inner arc bracing or strutting arrangement comprises inner arc support cylinder and regulates bearing, described adjusting bearing is installed on described machine tool guideway Connection Block, and described inner arc support cylinder can be installed in described adjusting bearing up or down.
4. according to claim 3 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: described adjusting bearing has vertical holding tank, described inner arc support cylinder is installed in described holding tank and by the lock-screw locking positioning on described adjusting bearing.
5. according to claim 4 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: described adjusting bearing has tapped through hole radially, described tapped through hole and described holding tank UNICOM, described lock-screw front end holds out against the described inner arc support cylinder in described holding tank through after described tapped through hole, and described lock-screw rear end is provided with regulating handle.
6. according to claim 5 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: described back of the body arc hold down gag comprises back of the body arc compact heap and back of the body arc clamping screw, described back of the body arc compact heap is installed on described supporting adn fixing device, described supporting adn fixing device is installed on described lathe Connection Block, vertical at right angle setting is on described back of the body arc compact heap movably for described back of the body arc clamping screw, and the lower end of described back of the body arc clamping screw is provided with hold-down head.
7. according to claim 6 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: described back of the body arc compact heap has the sliding tray of level, described back of the body arc clamping screw is vertically through passing through locking nut positioning and locking on described back of the body arc compact heap after described sliding tray, described back of the body arc clamping screw can be along described sliding tray horizontal sliding.
8. according to claim 7 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: the compression end face of the support end face of described inner arc support cylinder, the perpendicular head of pressure of back of the body arc clamping screw is all provided with support ball.
9. according to claim 8 a kind of for controlling the soldering special fixture of turbine blade brazing deformation, it is characterized in that: on described machine tool guideway Connection Block, be positioned at described brazing area, near the outside of blade root side, blade support device be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320820725.6U CN203649605U (en) | 2013-12-15 | 2013-12-15 | Special brazing clamp used for controlling brazing deformation of blades of turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320820725.6U CN203649605U (en) | 2013-12-15 | 2013-12-15 | Special brazing clamp used for controlling brazing deformation of blades of turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203649605U true CN203649605U (en) | 2014-06-18 |
Family
ID=50916042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320820725.6U Expired - Lifetime CN203649605U (en) | 2013-12-15 | 2013-12-15 | Special brazing clamp used for controlling brazing deformation of blades of turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203649605U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752983A (en) * | 2013-12-15 | 2014-04-30 | 无锡透平叶片有限公司 | Hard-soldering deformation control method for turbine blade and special fixture for hard-soldering |
| CN107127656A (en) * | 2017-05-18 | 2017-09-05 | 安徽朗迪叶轮机械有限公司 | A kind of device for being easy to fix fan blade polishing |
| CN108098100A (en) * | 2017-12-07 | 2018-06-01 | 北京动力机械研究所 | A kind of Control Thermal Deformation device of multiple degrees of freedom space structure |
| CN114274058A (en) * | 2021-12-31 | 2022-04-05 | 无锡透平叶片有限公司 | Adjustable universal shot blasting clamp for multi-model turbine blades |
| CN115930723A (en) * | 2023-01-09 | 2023-04-07 | 中航复合材料有限责任公司 | Measuring clamp for composite material blade reinforcing edge profile |
-
2013
- 2013-12-15 CN CN201320820725.6U patent/CN203649605U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103752983A (en) * | 2013-12-15 | 2014-04-30 | 无锡透平叶片有限公司 | Hard-soldering deformation control method for turbine blade and special fixture for hard-soldering |
| CN103752983B (en) * | 2013-12-15 | 2017-02-15 | 无锡透平叶片有限公司 | Hard-soldering deformation control method for turbine blade and special fixture for hard-soldering |
| CN107127656A (en) * | 2017-05-18 | 2017-09-05 | 安徽朗迪叶轮机械有限公司 | A kind of device for being easy to fix fan blade polishing |
| CN107127656B (en) * | 2017-05-18 | 2019-03-08 | 安徽朗迪叶轮机械有限公司 | A kind of device convenient for the fixed polishing of fan blade |
| CN108098100A (en) * | 2017-12-07 | 2018-06-01 | 北京动力机械研究所 | A kind of Control Thermal Deformation device of multiple degrees of freedom space structure |
| CN108098100B (en) * | 2017-12-07 | 2020-11-20 | 北京动力机械研究所 | Thermal deformation control device of multi-degree-of-freedom space structure |
| CN114274058A (en) * | 2021-12-31 | 2022-04-05 | 无锡透平叶片有限公司 | Adjustable universal shot blasting clamp for multi-model turbine blades |
| CN114274058B (en) * | 2021-12-31 | 2024-08-20 | 无锡透平叶片有限公司 | Adjustable universal shot blasting clamp for multiple types of turbine blades |
| CN115930723A (en) * | 2023-01-09 | 2023-04-07 | 中航复合材料有限责任公司 | Measuring clamp for composite material blade reinforcing edge profile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203649605U (en) | Special brazing clamp used for controlling brazing deformation of blades of turbine | |
| CN103752983A (en) | Hard-soldering deformation control method for turbine blade and special fixture for hard-soldering | |
| CN103659378B (en) | Universal clamp device for vane overall length processing | |
| CN204771314U (en) | Condenser welding installation anchor clamps | |
| CN102029507A (en) | Square storage box forming method | |
| CN107471130A (en) | Detent mechanism based on automobile exhaust menifold inlet flange | |
| CN104889655A (en) | Overlaying welding repair flexible fixture of blade capable of rising and falling | |
| CN203751741U (en) | Lug part supporting mechanism | |
| CN202224969U (en) | Clamp for processing connecting port of air filter base | |
| CN103567789B (en) | A kind of blade tip fixture for processing system | |
| CN204843399U (en) | Novel si taili high temperature alloy welding position anchor clamps | |
| CN203390460U (en) | Device for full penetration welding of H-shaped steel | |
| CN203679622U (en) | Fixture | |
| CN203266003U (en) | Locating clamp for welding metal plate pieces through laser | |
| CN106002343A (en) | Elastic bracket for revolving body workpiece | |
| CN205967842U (en) | Laser cutting machine rack fixing device | |
| CN205362920U (en) | Height -adjustable's line for cutting process sheet metal mark anchor clamps | |
| CN204922409U (en) | Beam -pumping unit support back leg location protection device | |
| CN204565687U (en) | Seat inner chamber milling fixture in a kind of sewing machine | |
| CN204976068U (en) | Round hole turning anchor clamps | |
| CN204975601U (en) | It adds clamping apparatus to exempt from to proofread and correct electrode | |
| CN103659364B (en) | Efficient cylinder groove milling positioner | |
| CN207479922U (en) | A kind of automatic position clamping fixture for correcting for elliptic steel pipe plasma cut | |
| CN104369036A (en) | Pneumatic adjusting fixture for machine tool | |
| CN206527719U (en) | Tubular beam sloping skid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |