CN107598608A - Grip device for turbine blade leading edge alloy sheet milling - Google Patents
Grip device for turbine blade leading edge alloy sheet milling Download PDFInfo
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- CN107598608A CN107598608A CN201710947203.5A CN201710947203A CN107598608A CN 107598608 A CN107598608 A CN 107598608A CN 201710947203 A CN201710947203 A CN 201710947203A CN 107598608 A CN107598608 A CN 107598608A
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- alloy sheet
- plane
- leading edge
- turbine blade
- grip device
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Abstract
The invention provides a kind of grip device for turbine blade leading edge alloy sheet milling, and it can solve the problem of existing craft is ground and the method for tool grinder processes inclined-plane on hard metal tip, and not only processing efficiency is low, and quality is unstable.It includes base, alloy sheet mounting seat and axial stop；Inclined-plane support block is horizontally installed with base, the top surface of inclined-plane support block is provided with the installation inclined-plane tilted down from front to back, installs the angle that the angle between inclined-plane and horizontal plane is equal between the bottom inclined-plane of alloy sheet and horizontal direction；Alloy sheet mounting seat is fixedly mounted on installation inclined-plane, and alloy sheet pressing plate is provided with the top surface of alloy sheet mounting seat；Pin assembly is installed, the angle between the length direction of the line of centres and alloy sheet locating slot of loose pin and fixed locating stud is equal to the angle between the skew back face of alloy sheet and the length direction of alloy sheet on base.
Description
Technical field
The present invention relates to the frock clamp field of turbine Blade Machining, is specially that one kind is used for turbine blade leading edge
The grip device of alloy sheet milling.
Background technology
Turbine blade is the core component of power station generator group, and it is operated in temperature high-pressure steam environment, in wet steaming
Under vapour effect, blade（Especially leading edge back of the body arc）It is subjected to strong water brush and corrosion（Water erosion）.Enter vapour to improve blade
The anti-water erosion ability of side back of the body arc portion position, brazing hard alloy piece is a kind of common method.
The hard metal tip of most of blade is brazed in the alloy groove on blade, and hard metal tip and alloy groove
Laminating degree will directly affect the brazing quality of alloy sheet.R angles, institute can be produced because alloy groove is unavoidable in processing
With in order to ensure that hard metal tip is preferably bonded with alloy groove, it is necessary to process inclined-plane, inclined-plane bag on hard metal tip
Including bottom inclined-plane A and skew back face B, the angle of bottom inclined-plane and horizontal direction is α, and skew back face and the angle of alloy sheet length direction are β,
As depicted in figs. 1 and 2.But the method for processing two inclined-planes on hard metal tip at present only has two kinds of mill and tool grinder by hand, no
Only processing efficiency is low, and quality is unstable.
The content of the invention
In view of the above-mentioned problems, the invention provides a kind of fixture dress for turbine blade leading edge alloy sheet milling
To put, it can solve the existing method of mill and tool grinder by hand and inclined-plane is processed on hard metal tip, and not only processing efficiency is low, and
The problem of quality is unstable.
Its technical scheme is such：A kind of grip device for turbine blade leading edge alloy sheet milling, it is special
Sign is：It includes base, alloy sheet mounting seat and axial stop；Inclined-plane support block is horizontally installed with the base, it is described
The top surface of inclined-plane support block is provided with the installation inclined-plane tilted down from front to back, the folder between the installation inclined-plane and horizontal plane
Angle is equal to the angle between the bottom inclined-plane of alloy sheet and horizontal direction；It is oblique that the alloy sheet mounting seat is fixedly mounted on the installation
On face and its top surface is parallel with the installation inclined-plane, offers alloy sheet from front to back on the top surface of the alloy sheet mounting seat and determines
Position groove, the axial stop block the front end exit of the alloy sheet locating slot and affixed with the alloy sheet mounting seat；It is described
Alloy sheet pressing plate is installed, for the alloy sheet to be pressed in into the alloy sheet locating slot on the top surface of alloy sheet mounting seat
It is interior；Pin assembly is installed, the pin assembly includes the activity orientation inserted vertical with the base on the base
Pin and fixed locating stud, the fixed locating stud are located on the inside of the rear of the loose pin, the loose pin and institute
The angle stated between the line of centres of fixed locating stud and the length direction of the alloy sheet locating slot is equal to the alloy sheet
Angle between the length direction of skew back face and the alloy sheet.
It is further characterized by：
The quantity at least two of the loose pin.
The alloy sheet mounting seat includes pressed seat and alloy sheet locating piece, the pressed seat and the alloy sheet locating piece
Left and right setting is simultaneously affixed by screw, and the alloy sheet locating slot is arranged on the alloy sheet locating piece, and the pressed seat is consolidated
It is connected on the installation inclined-plane, the alloy sheet pressing plate is fixed on the top surface of the pressed seat.
Keyway is offered on the right flank of the pressed seat from front to back, the left surface of the alloy sheet locating piece is provided with
The positioning convex key coordinated with the keyway, the positioning convex key, which coordinates, to be inserted in the keyway.
Mounting hole, the length direction of the mounting hole and the alloy sheet locating slot are offered on the alloy sheet pressing plate
Length direction is vertical, and the alloy sheet pressing plate is bolted to the pressed seat by be arranged in the mounting hole first
On.
Slot, the length of the length direction of the slot and the alloy sheet locating slot are offered on the top surface of the pressed seat
It is vertical to spend direction, and one end of the slot connects with the left surface of the pressed seat, is set on the bottom surface of the alloy sheet pressing plate
There is the pin coordinated with the slot, the pin is slidably inserted into the slot.
It also includes the second bolt, and second bolt is vertically fixed on the top surface of the alloy sheet pressing plate.
On the base pin assembly is separately installed with left and right sides of the inclined-plane support block.
The beneficial effects of the invention are as follows：
1st, using the present invention grip device clamping alloy sheet and Milling Process is carried out to it, by the way that alloy sheet to be processed is put
Enter in alloy sheet locating slot, and compressed using alloy sheet pressing plate, because the angle between installation inclined-plane and horizontal plane is equal to
Angle between the bottom inclined-plane and horizontal direction of alloy sheet, and the line of centres and alloy sheet of loose pin and fixed locating stud
Angle between the length direction of locating slot is equal to the angle between the skew back face of alloy sheet and the length direction of alloy sheet so that
After alloy sheet clamping, milling can be directly carried out, and ensure that the repeated clamping precision and milling essence of the alloy sheet of same model
Degree, processing is stable, reliable in quality, efficiency high, is adapted to produce in enormous quantities；
2nd, can be in processing according to the alloy sheet of different model by increasing the quantity of the loose pin on base, selection is not
Same loose pin is coordinated with fixed locating stud, improves the versatility of base；
When the 3rd, using the alloy sheet of the grip device clamping different model of the present invention, only corresponding inclined-plane support block need to be changed
It is convenient with alloy sheet locating piece, and the replacing simple and fast of inclined-plane support block and alloy sheet locating piece, installation and debugging, greatly improve
The versatility of this fixture, and greatly improved Operational preparation efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of existing alloy sheet；
Fig. 2 is the C direction views along Fig. 1；
Fig. 3 is the overall structure diagram of the present invention；
Fig. 4 is the front view of the present invention；
Fig. 5 is the Q direction views along Fig. 4（Omit inclined-plane support block and base）；
Fig. 6 is the P direction views along Fig. 4.
Reference：10- bases；20- alloy sheet mounting seats；21- alloy sheet locating slots；22- pressed seats；23- alloy sheets
Locating piece；24- screws；25- keyways；26- positions convex key；27- slots；30- axial stops；40- inclined-planes support block；41- is installed
Inclined-plane；50- alloy sheet pressing plates；51- mounting holes；The bolts of 52- first；53- pins；60- alloy sheets；70- loose pins；80-
Fixed locating stud；The bolts of 90- second；The angle of γ-between installation inclined-plane and horizontal plane；The bottom inclined-plane of α-alloy sheet and level side
Angle between；Between the length direction of the line of centres and alloy sheet locating slot of δ loose pins and fixed locating stud
Angle；Angle between the skew back face of β-alloy sheet and the length direction of alloy sheet.
Embodiment
See Fig. 1 ~ Fig. 6, a kind of grip device for turbine blade leading edge alloy sheet milling of the invention, it includes
Base 10, alloy sheet mounting seat 20 and axial stop 30；Inclined-plane support block 40, inclined-plane support block 40 are horizontally installed with base 10
Top surface be provided with the installation inclined-plane 41 that tilts down from front to back, the angle γ between inclined-plane 41 and horizontal plane be installed be equal to and close
Angle α between the bottom inclined-plane and horizontal direction of gold plaque；Alloy sheet mounting seat 20 is fixedly mounted on installation inclined-plane 41 and it is pushed up
Face is parallel with installation inclined-plane 41, offers alloy sheet locating slot 21, alloy sheet on the top surface of alloy sheet mounting seat 20 from front to back
Locating slot 21 is processed according to different alloy sheet profiles, and axial stop 30 blocks the front end exit of alloy sheet locating slot 21 simultaneously
It is affixed with alloy sheet mounting seat 20；Alloy sheet pressing plate 50 is installed, for by alloy sheet 60 on the top surface of alloy sheet mounting seat 20
It is pressed in alloy sheet locating slot 21；Pin assembly is installed, pin assembly includes insert vertical with base 10 on base 10
The loose pin 70 and fixed locating stud 80 of dress, fixed locating stud 80 are located on the inside of the rear of loose pin 70, and activity is fixed
Position pin and the angle δ between the line of centres of fixed locating stud and the length direction of alloy sheet locating slot are equal to the skew back of alloy sheet
Angle β between face and the length direction of alloy sheet.
The quantity at least two of loose pin 70, so that base can be used in processing and have different angle skew back face
Alloy sheet.See Fig. 3 or Fig. 6, the loose pin coordinated on the base of this grip device with same fixed locating stud has 3
Individual, the angle between the line of centres of each loose pin and fixed locating stud and the length direction of alloy sheet locating slot is right
The angle between a kind of skew back face of alloy sheet of model and the length direction of alloy sheet is answered, fixed locating stud is to stretch downwards all the time
Go out base, loose pin can be up and down in the pin-and-hole of base, before processing, will loose pin corresponding with alloy sheet to
Lower release base, two other loose pin is retained in above base, then the fixed locating stud below base and activity are determined
Position pin is snapped in T-shaped groove of working table to adjust the angle of this fixture, and milling has the alloy sheet on particular side inclined-plane.
See Fig. 3 and Fig. 5, alloy sheet mounting seat 20 includes pressed seat 22 and alloy sheet locating piece 23, pressed seat 22 and alloy
The setting of piece locating piece 23 or so is simultaneously affixed by screw 24, and screw is soket head cap screw, and alloy sheet locating slot 21 is arranged on alloy
On piece locating piece 23, pressed seat 22 is fixed on installation inclined-plane 41, and alloy sheet pressing plate 50 is fixed on the top surface of pressed seat 22.Will
Alloy sheet mounting seat carries out split design so that when processing different alloy sheets, need to only change and be positioned with different-alloy piece
The alloy sheet locating piece of groove, reduce the manufacturing cost of this fixture.
See Fig. 5, offer keyway 25 on the right flank of pressed seat 22 from front to back, on the left surface of alloy sheet locating piece 23
Provided with the positioning convex key 26 coordinated with keyway 25, positioning convex key 26 coordinates in insertion keyway 25.Be so designed that, be easy to pressed seat and
The quick and precisely installation positioning of alloy sheet locating piece.
See Fig. 3 and Fig. 6, mounting hole 51 is offered on alloy sheet pressing plate 50, length direction and the alloy sheet of mounting hole 51 are determined
The length direction of position groove 21 is vertical, and alloy sheet pressing plate 50 is fixed on pressed seat by the first bolt 52 being arranged in mounting hole 51
On 22, the first bolt 52 is hexagon-headed bolt.It is so designed that, is easy to adjust the position of alloy sheet pressing plate, enables alloy sheet pressing plate
Enough alloy sheets for effectively compressing different model.
See Fig. 5 and Fig. 6, slot 27 is offered on the top surface of pressed seat 22, length direction and the alloy sheet of slot 27 position
The length direction of groove 21 is vertical, and one end of slot 27 connects with the left surface of pressed seat 22, on the bottom surface of alloy sheet pressing plate 50
Provided with the pin 53 coordinated with slot 27, pin 53 is slidably inserted into slot 27.It is so designed that, is easy to pressed seat and alloy sheet pressing plate
Quick and precisely installation positioning.
See Fig. 3 and Fig. 5, this grip device also includes the second bolt 90, and the second bolt 90 is hexagon-headed bolt, the second bolt
90 are vertically fixed on the top surface of alloy sheet pressing plate 50, the convenient taking and placing to this grip device.
See Fig. 6, the left and right sides that inclined-plane support block 40 is located on base 10 is separately installed with pin assembly.It is so available
In the alloy sheet for processing positive and negative both direction.
The lower process using apparatus of the present invention clamping turbine blade leading edge alloy sheet is detailed below：First choose with
The corresponding inclined-plane support block of alloy sheet model and alloy sheet locating piece simultaneously install them into ad-hoc location, then will be with alloy sheet
Loose pin corresponding to model releases downwards base, then by the loose pin and fixed locating stud pair below base
Together in T-shaped groove of working table, alloy sheet, which is loaded in alloy sheet locating slot, makes the front end of alloy sheet act against on axial stop, then
With alloy sheet pressing plate alloy-compressing piece, start to debug, subsequently can adding with continuous high-efficient after the completion of first alloy sheet debugging
Work.
Claims (8)
- A kind of 1. grip device for turbine blade leading edge alloy sheet milling, it is characterised in that：It includes base, alloy Piece mounting seat and axial stop；Inclined-plane support block is horizontally installed with the base, the top surface of the inclined-plane support block is provided with The installation inclined-plane tilted down from front to back, it is described installation inclined-plane and horizontal plane between angle be equal to alloy sheet bottom inclined-plane with Angle between horizontal direction；The alloy sheet mounting seat is fixedly mounted on the installation inclined-plane and its top surface and the installation Inclined-plane is parallel, offers alloy sheet locating slot on the top surface of the alloy sheet mounting seat from front to back, and the axial stop blocks The front end exit of the alloy sheet locating slot is simultaneously affixed with the alloy sheet mounting seat；Pacify on the top surface of the alloy sheet mounting seat Equipped with alloy sheet pressing plate, for the alloy sheet to be pressed in the alloy sheet locating slot；Positioning is installed on the base Pin assemblies, the pin assembly include the loose pin and fixed locating stud inserted vertical with the base, the fixation Alignment pin is located on the inside of the rear of the loose pin, the line of centres of the loose pin and the fixed locating stud with Angle between the length direction of the alloy sheet locating slot is equal to the skew back face of the alloy sheet and the length of the alloy sheet Angle between direction.
- 2. a kind of grip device for turbine blade leading edge alloy sheet milling according to claim 1, its feature It is：The quantity at least two of the loose pin.
- 3. a kind of grip device for turbine blade leading edge alloy sheet milling according to claim 1 or 2, it is special Sign is：The alloy sheet mounting seat includes pressed seat and alloy sheet locating piece, the pressed seat and the alloy sheet locating piece Left and right setting is simultaneously affixed by screw, and the alloy sheet locating slot is arranged on the alloy sheet locating piece, and the pressed seat is consolidated It is connected on the installation inclined-plane, the alloy sheet pressing plate is fixed on the top surface of the pressed seat.
- 4. a kind of grip device for turbine blade leading edge alloy sheet milling according to claim 3, its feature It is：Offer keyway on the right flank of the pressed seat from front to back, the left surface of the alloy sheet locating piece be provided with The positioning convex key that the keyway coordinates, the positioning convex key, which coordinates, to be inserted in the keyway.
- 5. a kind of grip device for turbine blade leading edge alloy sheet milling according to claim 4, its feature It is：Mounting hole, the length of the length direction of the mounting hole and the alloy sheet locating slot are offered on the alloy sheet pressing plate Degree direction is vertical, and the alloy sheet pressing plate is bolted on the pressed seat by be arranged in the mounting hole first.
- 6. a kind of grip device for turbine blade leading edge alloy sheet milling according to claim 5, its feature It is：Slot, the length of the length direction of the slot and the alloy sheet locating slot are offered on the top surface of the pressed seat Direction is vertical, and one end of the slot connects with the left surface of the pressed seat, and the bottom surface of the alloy sheet pressing plate is provided with The pin coordinated with the slot, the pin are slidably inserted into the slot.
- 7. a kind of grip device for turbine blade leading edge alloy sheet milling stated according to claim 4,5 or 6, it is special Sign is：It also includes the second bolt, and second bolt is vertically fixed on the top surface of the alloy sheet pressing plate.
- 8. a kind of grip device for turbine blade leading edge alloy sheet milling according to claim 7, its feature It is：On the base pin assembly is separately installed with left and right sides of the inclined-plane support block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947203.5A CN107598608A (en) | 2017-10-12 | 2017-10-12 | Grip device for turbine blade leading edge alloy sheet milling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947203.5A CN107598608A (en) | 2017-10-12 | 2017-10-12 | Grip device for turbine blade leading edge alloy sheet milling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107598608A true CN107598608A (en) | 2018-01-19 |
Family
ID=61068036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710947203.5A Pending CN107598608A (en) | 2017-10-12 | 2017-10-12 | Grip device for turbine blade leading edge alloy sheet milling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107598608A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116604374A (en) * | 2023-07-20 | 2023-08-18 | 沈阳强航时代精密科技有限公司 | Clamp for positioning and compacting turbine guide blade of aero-engine |
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| JP2002283156A (en) * | 2001-03-23 | 2002-10-03 | Nippon Koshuha Steel Co Ltd | Holder |
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| CN203875655U (en) * | 2014-06-12 | 2014-10-15 | 哈尔滨汽轮机厂有限责任公司 | Inclined face milling fixture for arc-shaped measuring tool |
| CN204449915U (en) * | 2015-02-04 | 2015-07-08 | 超达阀门集团股份有限公司 | A kind of frock clamp for processing gate valve sealing surface |
| CN105729172A (en) * | 2014-12-10 | 2016-07-06 | 西安志越机电科技有限公司 | Positioning and clamping device used for milling of oblique surface groove |
| CN205438475U (en) * | 2016-03-22 | 2016-08-10 | 顺德工业(江苏)有限公司 | Angle regulation type wantonly workstation |
| CN206084438U (en) * | 2016-09-29 | 2017-04-12 | 北京京科兴业科技发展有限公司 | Multi -angle model processing positioner |
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- 2017-10-12 CN CN201710947203.5A patent/CN107598608A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB879673A (en) * | 1959-03-18 | 1961-10-11 | J G Meakes Ltd | Improvements in or relating to a rotary milling or dividing table arrangement |
| JPH08155861A (en) * | 1994-12-02 | 1996-06-18 | Moriyama Kanagata Seisakusho:Kk | Finishing workbench |
| JP2002283156A (en) * | 2001-03-23 | 2002-10-03 | Nippon Koshuha Steel Co Ltd | Holder |
| TW200920570A (en) * | 2007-11-02 | 2009-05-16 | Hon Hai Prec Ind Co Ltd | Positioning device |
| CN201645267U (en) * | 2010-04-28 | 2010-11-24 | 哈尔滨汽轮机厂有限责任公司 | Polishing fixture for octagonal hard alloy milling blade |
| KR20120097566A (en) * | 2011-02-25 | 2012-09-05 | 서정복 | Turn-table for welding |
| CN103111670A (en) * | 2013-02-20 | 2013-05-22 | 哈尔滨汽轮机厂有限责任公司 | Full-circle fitting multi-process rotary machining device and method of supercritical steam turbine clapboard stator blade |
| CN203875655U (en) * | 2014-06-12 | 2014-10-15 | 哈尔滨汽轮机厂有限责任公司 | Inclined face milling fixture for arc-shaped measuring tool |
| CN105729172A (en) * | 2014-12-10 | 2016-07-06 | 西安志越机电科技有限公司 | Positioning and clamping device used for milling of oblique surface groove |
| CN204449915U (en) * | 2015-02-04 | 2015-07-08 | 超达阀门集团股份有限公司 | A kind of frock clamp for processing gate valve sealing surface |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116604374A (en) * | 2023-07-20 | 2023-08-18 | 沈阳强航时代精密科技有限公司 | Clamp for positioning and compacting turbine guide blade of aero-engine |
| CN116604374B (en) * | 2023-07-20 | 2023-09-15 | 沈阳强航时代精密科技有限公司 | Clamp for positioning and compacting turbine guide blade of aero-engine |
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