CN107322334A - A kind of milling integral shroud molded line special fixture - Google Patents
A kind of milling integral shroud molded line special fixture Download PDFInfo
- Publication number
- CN107322334A CN107322334A CN201710576477.8A CN201710576477A CN107322334A CN 107322334 A CN107322334 A CN 107322334A CN 201710576477 A CN201710576477 A CN 201710576477A CN 107322334 A CN107322334 A CN 107322334A
- Authority
- CN
- China
- Prior art keywords
- integral shroud
- blade root
- steam passage
- steam
- root
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
Abstract
A kind of milling integral shroud molded line special fixture, belongs to machining technology field.The present invention solves existing the problem of when processing integral shroud molded line, movable vane piece clamping is difficult.It includes base and the blade root being arranged on above base positioning clamp assembly, steam passage auxiliary positioning clamp assembly, integral shroud auxiliary clamp component, blade root positioning clamp assembly, steam passage auxiliary positioning clamp assembly, integral shroud auxiliary clamp component are arranged on base, blade positions clamp assembly by blade root and carries out main positioning clamping, passes through steam passage auxiliary positioning clamp assembly and integral shroud auxiliary clamp component carries out auxiliary clamp positioning.The present invention is used for movable vane piece clamping.
Description
Technical field
The present invention relates to a kind of milling integral shroud molded line special fixture, belong to machining technology field.
Background technology
Because gas turbine and its combined-cycle technology are advanced, the thermal efficiency is high, unit starting is fast, automaticity is high, adjust
Peak performance is good, can meet increasingly strict environmental protection requirement, and development gas turbine is imperative.Gas turbine belongs in our factory
Novel product, so the processing to its part proposes new requirement, corresponding equipment will also meet process requirements.Gas turbine is moved
Precision of blades requires higher, and material hardness is high, and integral shroud molded line is complicated, and integral shroud and steam passage part are relatively thin, and length of blade is longer,
Clamping difficulty is larger when processing integral shroud molded line, this require to design it is a kind of can be by the specific purpose tool of the stable clamping of blade.In integral shroud
Integral shroud parts of tooth is balanced during profile processing, integral shroud molded line is processed using molded line milling cutter by plain-milling machine.
The content of the invention
The present invention be in order to solve it is existing when processing integral shroud molded line, movable vane piece clamping is difficult the problem of, and then provide
A kind of milling integral shroud molded line special fixture.
The present invention is for the technical scheme that is used of solution above-mentioned technical problem：
A kind of milling integral shroud molded line special fixture, it includes base and the blade root being arranged on above base positioning clamping group
Part, steam passage auxiliary positioning clamp assembly, integral shroud auxiliary clamp component, blade root positioning clamp assembly include tooth shape locating seat,
Blade root pressed seat, pressure head and blade root locating piece, wherein tooth shape locating seat, blade root pressed seat and blade root locating piece are solid with base
Connect, the parts of tooth of blade root is supported by tooth shape locating seat positioning below, the upper level of blade root pressed seat is coated with the
One pressure head bolt, pressure head is affixed by the first pressure head bolt and blade root pressed seat, and the leaf root part bottom of movable vane piece passes through tooth form
Positioning seat positioning support, the steam admission side of leaf root part is positioned by blade root locating piece to be supported, and the steam output side of leaf root part passes through pressure
Head is compressed；
The steam passage auxiliary positioning clamp assembly includes steam passage positioning seat, locating pin, steam passage pressing plate and compresses locating piece, fixed
Position nail is fixed on base by steam passage positioning seat, and steam passage part is by being arranged on the locating pin of its steam admission side and being arranged on it
The steam passage platen clamp positioning of vapour side, compresses locating piece and is fixed on base, one end away from steam passage part is taken on steam passage pressing plate
It is connected on compression locating piece, and is fixed by the first studs；
The integral shroud auxiliary clamp component include integral shroud supporting screw, steam admission side sliding clamp, steam output side sliding clamp and
A pair of integral shroud clamping seats of integral shroud part both sides are oppositely arranged on, integral shroud supporting screw is located at integral shroud beneath portions and solid with base
Connect, steam admission side sliding clamp is located between the steam admission side of integral shroud part and integral shroud clamping seats, steam output side sliding clamp is located at integral shroud
Between partial steam output side and integral shroud clamping seats, integral shroud clamping seats upper level is coated with the second pressure head bolt, and two are slided pressure
Plate is in close contact by the second pressure head bolt and integral shroud part respectively.
Further, tooth shape locating seat, blade root pressed seat, blade root locating piece, steam passage positioning seat, compression locating piece and integral shroud
Clamping seats are affixed by screw and alignment pin and base.
Further, the one side contacted on pressure head with leaf root part is inclined-plane, and its angle of inclination and leaf root part go out vapour
Side is consistent, and the one side contacted on blade root locating piece with leaf root part is the steam admission side one on inclined-plane, its angle of inclination and leaf root part
Cause.
Further, the blade root positioning clamp assembly also includes blade root pressing plate, platen support screw, the second studs
And clamp nut, the blade root pressing plate is positioned at the top of base by platen support screw, and by the second studs and
Clamp nut is compressed, and wherein one end of blade root pressing plate is located above the parts of tooth of blade root, and close with the parts of tooth of blade root
Contact.
Further, the one side contacted on blade root pressing plate with leaf root part is inclined-plane, its angle of inclination and tooth top formation
Bevel angle is consistent.
Further, the upper table facial contour of tooth shape locating seat is consistent with blade tooth form.
Further, the both ends of the surface of steam passage pressing plate are the inclined-plane being oppositely arranged, and are compressed on locating piece close to steam passage part
Side corner is chamfering structure, and is in close contact with the end face away from steam passage part on steam passage pressing plate, close on steam passage pressing plate
The other end angle of inclination of steam passage part, it is consistent with the bevel angle of back arc of gas passageway part.
Further, the first studs is arranged on the centre position of steam passage pressing plate.
Further, the upper surface of base offers inverted T shaped groove perpendicular to the direction of blade centreline, and two are slided pressure
The bottom of plate is in inverted T-type structure, and be installed in inverted T shaped groove, between being between the bottom of sliding clamp and inverted T shaped groove
Gap coordinates.
The present invention has the following effects that compared with prior art：
The present invention is clamped by the main positioning to leaf root part, and to the auxiliary clamp of integral shroud part and steam passage part,
Make blade clamping stable, it is ensured that processed finished products reach the precision and technical requirements of product requirement.And the present invention is simple to operate, respectively
The position adjustability of part is strong, efficiency high, accurate positioning, and utilization rate is high.
Brief description of the drawings
Fig. 1 is schematic front view of the invention；
Fig. 2 is Fig. 1 schematic top plan view；
Fig. 3 is Fig. 1 left view schematic diagram；
Fig. 4 for Fig. 1 B to schematic diagram；
Fig. 5 for Fig. 1 C to schematic diagram；
Fig. 6 is the schematic front view (broken section) of base；
Fig. 7 is the schematic top plan view of base.
Embodiment
Embodiment one：Illustrate present embodiment, a kind of milling integral shroud molded line special fixture, its bag with reference to Fig. 1~Fig. 7
Include base 1 and be arranged on blade root positioning clamp assembly, steam passage auxiliary positioning clamp assembly, the integral shroud additional lock of the top of base 1
Tight component, the blade root positioning clamp assembly includes tooth shape locating seat 4, blade root pressed seat 17, pressure head 18 and blade root locating piece 19,
Wherein tooth shape locating seat 4, blade root pressed seat 17 and blade root locating piece 19 are affixed with base 1, and the parts of tooth of blade root passes through it
The positioning support of tooth shape locating seat 4 of lower section, the upper level of blade root pressed seat 17 is coated with the first pressure head bolt 30, and pressure head 18 leads to
Cross the first pressure head bolt 30 and blade root pressed seat 17 is affixed, the leaf root part bottom of movable vane piece passes through the positioning branch of tooth shape locating seat 4
Support, the steam admission side of leaf root part is positioned by blade root locating piece 19 to be supported, and the steam output side of leaf root part is compressed by pressure head 18；
The steam passage auxiliary positioning clamp assembly includes steam passage positioning seat 2, locating pin 3, steam passage pressing plate 21 and compresses positioning
Block 20, locating pin 3 is fixed on base 1 by steam passage positioning seat 2, and steam passage part is by being arranged on the locating pin of its steam admission side
3 and the clamping and positioning of steam passage pressing plate 21 of its steam output side is arranged on, compresses locating piece 20 and be fixed on base 1, on steam passage pressing plate 21
One end away from steam passage part is overlapped on compression locating piece 20, and is fixed by the first studs 22；
The integral shroud auxiliary clamp component includes integral shroud supporting screw 13, steam admission side sliding clamp 14, steam output side and slides pressure
Plate 12 and a pair of integral shroud clamping seats 11 for being oppositely arranged on integral shroud part both sides, integral shroud supporting screw 13 are located under integral shroud part
Square and affixed with base 1, steam admission side sliding clamp 14 is located between the steam admission side of integral shroud part and integral shroud clamping seats 11, steam output side
Sliding clamp 12 is located between the steam output side of integral shroud part and integral shroud clamping seats 11, and the upper level of integral shroud clamping seats 11 is coated with the
Two pressure head bolts 16, two sliding clamps are in close contact by the second pressure head bolt 16 and integral shroud part respectively.
The present invention positions clamp assembly by blade root and realizes that the main positioning to leaf root part is clamped, and passes through steam passage auxiliary positioning
Clamp assembly and integral shroud auxiliary clamp component realize the auxiliary clamping to steam passage part and integral shroud part, make blade clamping more steady
It is fixed.
Some screwed holes and pin-and-hole are offered on base 1, is easy to the connection between each part and base 1.
It is spiral shell between first pressure head bolt 30 and blade root pressed seat 17, and between the first pressure head bolt 30 and pressure head 18
Line is connected, and is locked between the first pressure head bolt 30 and blade root pressed seat 17 by the first locking nut 31.
To be threadedly coupled between second pressure head bolt 16 and integral shroud clamping seats 11, and locked by the second locking nut 15.
Blade root locating piece 19, tooth shape locating seat 4, blade root pressing plate 10, blade root pressed seat 17 and pressure head 18 use 45# steel.
The material of main part of base 1 selects Q235-A.F.
Steam passage part inner arc uses point location, and back of the body arc voltage is tight, is positioned and supported by locating pin 3, due to the spy of steam passage shape
Different property, the status requirement of locating pin 3 is special, therefore need to be installed in by steam passage positioning seat 2 on base 1, to ensure positioning
Angles and positions.Simultaneously because position portion is nearer apart from integral shroud, steam passage pressing plate 21 can not be too high, therefore steam passage platen design
Pressing section is compressed by the first studs 22 and compression locating piece 20, is fixedly clamped with reaching in back of the body arc steam output side part
Purpose.
It is stable to make during blade processing, supporting screw is installed in the lower section of integral shroud part, it is simple in construction and be easy to adjustment.Leaf
Hat, respectively by steam admission side sliding clamp 14 and the clamping and positioning of steam output side sliding clamp 12, makes blade in processing into and out of vapour side
Obtain multi-faceted fixation.
Embodiment two：Illustrate present embodiment, tooth shape locating seat 4, blade root pressed seat 17, leaf with reference to Fig. 1~Fig. 7
Root locating piece 19, steam passage positioning seat 2, compression locating piece 20 and integral shroud clamping seats 11 pass through screw 5 and alignment pin 6 and base 1
It is affixed.It is so designed that, is easy to the dismounting of each several part to connect.Other compositions are identical with embodiment one with annexation.
Embodiment three：With reference to Fig. 1~3,5~7 explanation present embodiments, contacted on pressure head 18 with leaf root part
It is simultaneously inclined-plane, its angle of inclination is consistent with the steam output side of leaf root part, one contacted on blade root locating piece 19 with leaf root part
Face is inclined-plane, and its angle of inclination is consistent with the steam admission side of leaf root part.It is so designed that, convenient processing, enlarged contact areas makes dress
Folder is more firm.Other compositions are identical with annexation with embodiment one or two.
Embodiment four：With reference to Fig. 1~3,5~7 explanation present embodiments, the blade root positioning clamp assembly is also wrapped
Blade root pressing plate 10, platen support screw 9, the second studs 7 and clamp nut 8 are included, the blade root pressing plate 10 passes through pressing plate branch
Support screw 9 is positioned at the top of base 1, and compressed by the second studs 7 and clamp nut 8, wherein blade root pressing plate 10
One end is located above the parts of tooth of blade root, and is in close contact with the parts of tooth of blade root.It is so designed that, passes through blade root pressing plate 10
Realize that the further positioning to leaf root part is clamped, it is ensured that the clamping of leaf root part is stable.Other compositions and annexation and tool
Body embodiment three is identical.
Embodiment five：With reference to Fig. 1~3,5~7 explanation present embodiments, tapped on blade root pressing plate 10 with blade root
Tactile one side is inclined-plane, and its angle of inclination is consistent with the bevel angle that tooth top is formed.It is so designed that, oblique surface machining is compared with tooth Profile Machining
It is more convenient, only compress tooth top inclined-plane.Other compositions are identical with embodiment four with annexation.
Embodiment six：With reference to Fig. 1~3,5~7 explanation present embodiments, the upper table facial contour of tooth shape locating seat 4
It is consistent with blade tooth form.Other compositions are identical with embodiment one, two, four or five with annexation.
Embodiment seven：With reference to Fig. 1~4,6,7 explanation present embodiments, the both ends of the surface of steam passage pressing plate 21 are relative
The inclined-plane of setting, it is chamfering structure to compress the side corner on locating piece 20 close to steam passage part, and with it is remote on steam passage pressing plate 21
End face from steam passage part is in close contact, close to the other end angle of inclination of steam passage part on steam passage pressing plate 21, with steam passage
The bevel angle for carrying on the back arc portion point is consistent.It is so designed that, by adjusting steam passage pressing plate 21 with compressing the contact position between locating piece 20
Put, the height of adjustment steam passage pressing plate 21.Other compositions are identical with embodiment six with annexation.
Embodiment eight：With reference to Fig. 1~4,6,7 explanation present embodiments, the second studs 22 is arranged on steam passage
The centre position of pressing plate 21.It is so designed that, it is ensured that the two ends of steam passage pressing plate 21 are balanced, and then the two ends of steam passage pressing plate 21 is being passed through
Uniform force when the second studs 22 and nut compression.Other compositions and annexation and embodiment one, two, four,
Five or seven is identical.
Embodiment nine：Illustrate present embodiment with reference to Fig. 1,2,6,7, the upper surface of base 1 is in blade
The direction of heart line offers inverted T shaped groove, and the bottom of two sliding clamps is in inverted T-type structure, and it is logical to be installed on the type of falling T
In groove, coordinate between the bottom of sliding clamp and inverted T shaped groove for gap.It is so designed that, is needed in blade into and out of vapour side adjustable
Seamless locking structure, to make clamping stable, falling for base 1 is installed in by steam admission side sliding clamp 14 and steam output side sliding clamp 12
In T-shaped groove, drive sliding clamp to move by the second pressure head bolt 16, conveniently slide and realize accurate mobile clamping, while by
Being connected in sliding clamp with base 1 makes clamping more stable, is not in vibration in processing.Other compositions and annexation and tool
Body embodiment eight is identical.
Operation principle：
Leaf root part is close to tooth shape locating block and blade root locating piece 19 when using, now locating pin 3 also with steam passage portion
Tap is touched, and is compressed pressure head 18, steam passage pressing plate 21 and steam output side sliding clamp 12 successively after leaf position is stable, is now adjusted leaf
Hat supporting screw 13 is contacted with integral shroud section bottom, then drives steam admission side sliding clamp by adjusting the second pressure head bolt 16
14th, steam output side sliding clamp 12 is slided along inverted T-shaped groove, so that integral shroud part is compressed, until being fixedly clamped.
Claims (9)
1. a kind of milling integral shroud molded line special fixture, it is characterised in that：It includes base (1) and is arranged on above base (1)
Blade root positioning clamp assembly, steam passage auxiliary positioning clamp assembly, integral shroud auxiliary clamp component, the blade root position clamp assembly bag
Include tooth shape locating seat (4), blade root pressed seat (17), pressure head (18) and blade root locating piece (19), wherein tooth shape locating seat (4), leaf
Root pressed seat (17) and blade root locating piece (19) are affixed with base (1), and the parts of tooth of blade root is determined by tooth form below
Position seat (4) positioning support, the upper level of blade root pressed seat (17) is coated with the first pressure head bolt (30), and pressure head (18) passes through the
One pressure head bolt (30) and blade root pressed seat (17) are affixed, and the leaf root part bottom of movable vane piece is positioned by tooth shape locating seat (4)
Support, the steam admission side of leaf root part is positioned by blade root locating piece (19) to be supported, and the steam output side of leaf root part passes through pressure head (18)
Compress；
It is fixed that the steam passage auxiliary positioning clamp assembly includes steam passage positioning seat (2), locating pin (3), steam passage pressing plate (21) and compression
Position block 20, locating pin (3) is fixed on base (1) by steam passage positioning seat (2), and steam passage part is by being arranged on its steam admission side
Locating pin (3) and steam passage pressing plate (21) clamping and positioning for being arranged on its steam output side, compress locating piece (20) and are fixed in base (1)
On, one end away from steam passage part is overlapped on compression locating piece (20) on steam passage pressing plate (21), and passes through the first studs
(22) it is fixed；
The integral shroud auxiliary clamp component includes integral shroud supporting screw (13), steam admission side sliding clamp (14), steam output side and slides pressure
Plate (12) and a pair of integral shroud clamping seats (11) for being oppositely arranged on integral shroud part both sides, integral shroud supporting screw (13) are located at integral shroud portion
Below point and affixed with base (1), steam admission side sliding clamp (14) is located at the steam admission side and integral shroud clamping seats (11) of integral shroud part
Between, steam output side sliding clamp (12) is located between the steam output side of integral shroud part and integral shroud clamping seats (11), integral shroud clamping seats
(11) upper level is coated with the second pressure head bolt (16), and two sliding clamps pass through the second pressure head bolt (16) and integral shroud respectively
Part is in close contact.
2. a kind of milling integral shroud molded line special fixture according to claim 1, it is characterised in that：Tooth shape locating seat (4), blade root
Pressed seat (17), blade root locating piece (19), steam passage positioning seat (2), compression locating piece (20) and integral shroud clamping seats (11) pass through
Screw (5) and alignment pin (6) and base (1) are affixed.
3. a kind of milling integral shroud molded line special fixture according to claim 1 or 2, it is characterised in that：On pressure head (18) and leaf
The one side of root portion contact is inclined-plane, and its angle of inclination is consistent with the steam output side of leaf root part, on blade root locating piece (19) and leaf
The one side of root portion contact is inclined-plane, and its angle of inclination is consistent with the steam admission side of leaf root part.
4. a kind of milling integral shroud molded line special fixture according to claim 3, it is characterised in that：The blade root positions clamping group
Part also includes blade root pressing plate (10), platen support screw (9), the second studs (7) and clamp nut (8), the blade root pressure
Plate (10) is positioned at the top of base (1) by platen support screw (9), and passes through the second studs (7) and clamp nut
(8) compress, wherein one end of blade root pressing plate (10) is located above the parts of tooth of blade root, and is closely connect with the parts of tooth of blade root
Touch.
5. a kind of milling integral shroud molded line special fixture according to claim 4, it is characterised in that：On blade root pressing plate (10) and leaf
The one side of root portion contact is inclined-plane, and its angle of inclination is consistent with the bevel angle that tooth top is formed.
6. a kind of milling integral shroud molded line special fixture according to claim 1,2,4 or 5, it is characterised in that：Tooth shape locating seat
(4) upper table facial contour is consistent with blade tooth form.
7. a kind of milling integral shroud molded line special fixture according to claim 6, it is characterised in that：The two ends of steam passage pressing plate (21)
Face is the inclined-plane being oppositely arranged, and it is chamfering structure to compress the side corner on locating piece (20) close to steam passage part, and and steam passage
The end face away from steam passage part is in close contact on pressing plate (21), and the other end on steam passage pressing plate (21) close to steam passage part is inclined
Rake angle, it is consistent with the bevel angle of back arc of gas passageway part.
8. a kind of milling integral shroud molded line special fixture according to claim 1,2,4,5 or 7, it is characterised in that：Second double end
Stud (22) is arranged on the centre position of steam passage pressing plate (21).
9. a kind of milling integral shroud molded line special fixture according to claim 8, it is characterised in that：Hang down the upper surface of base (1)
Straight to offer inverted T shaped groove in the direction of blade centreline, the bottom of two sliding clamps is in inverted T-type structure, and install
In inverted T shaped groove, coordinate between the bottom of sliding clamp and inverted T shaped groove for gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576477.8A CN107322334A (en) | 2017-07-14 | 2017-07-14 | A kind of milling integral shroud molded line special fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710576477.8A CN107322334A (en) | 2017-07-14 | 2017-07-14 | A kind of milling integral shroud molded line special fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107322334A true CN107322334A (en) | 2017-11-07 |
Family
ID=60226963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710576477.8A Pending CN107322334A (en) | 2017-07-14 | 2017-07-14 | A kind of milling integral shroud molded line special fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107322334A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108145287A (en) * | 2017-12-28 | 2018-06-12 | 贵阳航发精密铸造有限公司 | A kind of welding scheme of single crystal turbine blade integral shroud wear-resistant block |
| CN109108684A (en) * | 2018-08-27 | 2019-01-01 | 哈尔滨汽轮机厂有限责任公司 | A kind of tooling for pressing the special guide vane of steam turbine for processing combustion |
| CN112985219A (en) * | 2021-03-17 | 2021-06-18 | 中国航发动力股份有限公司 | Turbine blade shroud edge plate measuring device |
| CN113478262A (en) * | 2021-07-20 | 2021-10-08 | 中国航发航空科技股份有限公司 | Turbine blade sealing tooth machining clamp and clamping method thereof |
| CN113829093A (en) * | 2021-10-09 | 2021-12-24 | 哈尔滨汽轮机厂有限责任公司 | Clamp for machining marine turbine nickel-based movable blade and interference machining method |
| CN113967883A (en) * | 2021-10-12 | 2022-01-25 | 江苏大学 | A workstation for blade processing |
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| CN106736700A (en) * | 2016-12-29 | 2017-05-31 | 无锡透平叶片有限公司 | For the grip device of turbine blade root bottom surface Milling Process |
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| US5168608A (en) * | 1990-01-10 | 1992-12-08 | Refurbished Turbine Components Limited | Apparatus for the repair of turbine blades |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108145287A (en) * | 2017-12-28 | 2018-06-12 | 贵阳航发精密铸造有限公司 | A kind of welding scheme of single crystal turbine blade integral shroud wear-resistant block |
| CN109108684A (en) * | 2018-08-27 | 2019-01-01 | 哈尔滨汽轮机厂有限责任公司 | A kind of tooling for pressing the special guide vane of steam turbine for processing combustion |
| CN112985219A (en) * | 2021-03-17 | 2021-06-18 | 中国航发动力股份有限公司 | Turbine blade shroud edge plate measuring device |
| CN113478262A (en) * | 2021-07-20 | 2021-10-08 | 中国航发航空科技股份有限公司 | Turbine blade sealing tooth machining clamp and clamping method thereof |
| CN113829093A (en) * | 2021-10-09 | 2021-12-24 | 哈尔滨汽轮机厂有限责任公司 | Clamp for machining marine turbine nickel-based movable blade and interference machining method |
| CN113967883A (en) * | 2021-10-12 | 2022-01-25 | 江苏大学 | A workstation for blade processing |
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Application publication date: 20171107 |