CN101947723A - Steam turbine blade fitting measuring tool and processing technology thereof - Google Patents

Steam turbine blade fitting measuring tool and processing technology thereof Download PDF

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Publication number
CN101947723A
CN101947723A CN 201010242414 CN201010242414A CN101947723A CN 101947723 A CN101947723 A CN 101947723A CN 201010242414 CN201010242414 CN 201010242414 CN 201010242414 A CN201010242414 A CN 201010242414A CN 101947723 A CN101947723 A CN 101947723A
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CN
China
Prior art keywords
phyllodium
fitting recess
blade
wheel
mold
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Granted
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CN 201010242414
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Chinese (zh)
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CN101947723B (en
Inventor
陈兴莲
唐可富
甘娜
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DEC Dongfang Turbine Co Ltd
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DEC Dongfang Turbine Co Ltd
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Priority to CN2010102424147A priority Critical patent/CN101947723B/en
Publication of CN101947723A publication Critical patent/CN101947723A/en
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Abstract

The invention discloses a steam turbine blade fitting measuring tool and a processing technology thereof. The fitting measuring tool is a fake impeller simulating an arc of steam turbine rotor impeller, the fake impeller is provided with a plurality of blade assembling slots distributed in a radial manner, the contour line, the radial radius and the circumferential graduation of the assembling slot are all consistent with those of the assembling slot of real impeller, and the bottom of the slot is provided with a blade locking screw hole and screws. The fitting measuring tool is used for the pre-assembly of blades, in order to inspect the quality indexes of assembly in advance, avoid the quality-related problem of blades in batch, reduce maintenance rate, enable blades to meet the assembly requirement in production workshop, enhance working efficiency, shorten assembly period of unit, and lower economic losses.

Description

Turbine blade brush measurer and processing technology thereof
Technical field:
The present invention relates to turbine blade, be specifically related to the brush measurer and the processing technology thereof of this blade.
Background technology:
Turbine blade is the vital part of steam turbine, it is complex-shaped, is typical shaped piece, and difficulty of processing is very big, need special purpose machine tool processing, it is also big in batches, and steam turbine manufacturing firm generally all sets up special blade manufacturing sector, carries out specialized production, transport rotor assembling department in batch to, it is installed on the impeller of rotor by the goalkeeper of rotor department of assembly, that is to say that blade manufacturing and rotor are assembled into the department that two-phase is independently carried out.
Because some quality index of blade are assembling indexs, blade root fit-up gap for example, the integral shroud fit-up gap, the blade root height, steam passage height etc., need after blade is packed rotor groove into, could check, if packing into, blade do not meet matching requirements behind the impeller, then blade must be unloaded, return blade processing unit and reprocess processing, time and effort consuming like this, inefficiency affects the unit manufacturing cycle easily adversely, in case find defective in quality, then with inevitable this problem that all exists of batch all blades, the reclamation work amount is very big, and economic loss is great, also can upset the work plan of blade production division.
Summary of the invention:
Purpose of the present invention is to manufacture and design a kind of turbine blade brush measurer, and blade is carried out pre-assembled, carry out the assembly quality index test in advance, make blade in workshop, just meet matching requirements, to improve work efficiency, shorten unit assembly period, reduce economic loss.
The object of the present invention is achieved like this:
A kind of turbine blade brush measurer, it is the phyllodium wheel of a segmental arc of simulation turbine rotor impeller, on this phyllodium wheel a plurality of blade fitting recess that distribute are radially arranged, the profile molded lines of fitting recess, radially radius and circular dividing are all consistent with the fitting recess of true impeller, and bottom land has blade locking screw and screw.
Described phyllodium wheel has an exterior arc surface, a pair of axial end that is parallel to each other, and a pair of peripheral side that is parallel to each other, a baseplane, this baseplane is vertical with the central radiation of phyllodium wheel; Described blade fitting recess is three, is distributed on the exterior arc surface, and wherein, the radiation of the blade fitting recess in the middle of being positioned at overlaps with the central radiation of phyllodium wheel; The blade locking screw of each blade fitting recess bottom land all connects the baseplane.
The center line of described blade locking screw is on the radiation of place fitting recess.
The peripheral side of described phyllodium wheel is provided with handle.
The processing technology of above-mentioned turbine blade brush measurer comprises step:
1.. make a mold, the anchor clamps that use when being used as processing phyllodium wheel, this mold is a triangle gradient piece, has a baseplane, a tapered plane, a upright plane, a pair of vertical transverse plane; Be useful on screw hole and dowel hole that turbine blade brush measurer is installed on the tapered plane of mold, the bottom surface of mold is useful on this mold is fixed on screw hole on the platen; The inclination angle of described tapered plane is identical with the inclination angle of blade fitting recess, and after the phyllodium wheel was loaded onto mold, the blade fitting recess of desire processing was vertical; Described screw hole, dowel hole have many groups, and its group number is identical with the quantity of blade fitting recess, each group screw hole, the corresponding blade fitting recess of dowel hole; Screw hole, dowel hole be at the circular dividing of the corresponding blade fitting recess of distributing position on the phyllodium wheel of tapered plane, makes the blade fitting recess that each group screw hole, dowel hole all can be corresponding with it be positioned at the position that lathe requires.
2.. six surfaces of processing phyllodium wheel, wherein, exterior arc surface is processed with fast silk cutting machine tool, and remaining surface is processed with machine tool, makes the phyllodium wheel blank;
3.. on the phyllodium wheel blank, process the dowel hole and the screw hole that cooperate, be connected with mold;
4.. mold is fixed on the workbench of wire cutting machine tool, again the phyllodium wheel blank is installed on the mold, insert alignment pin, tight, open lathe, cut out the blade fitting recess that just in time is in the machine tooling position with screw;
5.. unload the phyllodium wheel blank, reinstall, make another group screw hole, dowel hole on the corresponding mold of screw hole, dowel hole on the phyllodium wheel blank, cut out this group screw hole, the pairing blade fitting recess of dowel hole, so repeatedly, until cutting out all blade fitting recess.
4. step further comprises substep, earlier with fast silk cutting machine tool roughing blade fitting recess, uses slow silk cutting machine tool fine finishining blade fitting recess again.
2. step also has additional step afterwards, processes handle respectively and connect screw on two peripheral side of phyllodium wheel, and process the handle adaptive with this screw, is installed on the phyllodium wheel.
Technique effect of the present invention:
By using blade brush measurer, blade is carried out pre-assembled, carry out the assembly quality index test in advance, when processing print, can test, avoid occurring blade quality of lot problem effectively, reduce repair rate significantly, and make blade in workshop, just meet matching requirements, when guaranteeing that blade formally assembles, every blade all is qualified, has increased substantially assembly efficiency, shortened the unit manufacturing cycle, obvious economic.
Description of drawings
Fig. 1 is the structural representation of this brush measurer
Fig. 2-the 1st, the longitudinal section of Fig. 1
Fig. 2-the 2nd, Fig. 1 vertical view
Fig. 3 is that the phyllodium wheel is gone up fitting recess normal direction molded lines drawing of tolerance range
Fig. 4 is the location drawing of two dowel holes and two screw holes on the brush measurer.
Fig. 5 is the three-view diagram of mold, wherein: Fig. 5-the 1st, the front view of mold; Fig. 5-the 2nd, the vertical view of mold; Fig. 5-the 3rd, the left side view of mold; Fig. 5-the 4th, the K of Fig. 5-1 is to view.
Fig. 6 is the structural representation of mold
Fig. 7 is that the phyllodium wheel is placed on the axial view on the mold
Fig. 8 is that the phyllodium wheel is placed on the vertical view on the mold
Fig. 9 is the schematic diagram of the fitting recess on the fast silk processing of the numerical control phyllodium wheel
Figure 10 is the schematic diagram of the fitting recess on the slow silk processing of the numerical control phyllodium wheel
The specific embodiment
During design brush measurer, it is a segmental arc of simulated impeller, be referred to as the phyllodium wheel, three blades are installed in general consideration, be that three blade fitting recess are arranged on the brush measurer, the profile molded lines of fitting recess, radially radius and circular dividing are pressed the profile molded lines of impeller of rotor blade fitting recess, radially radius and circular dividing design respectively.
Consider processing and easy to use, the profile of phyllodium wheel not necessarily is designed to the fan-shaped of strictness, and intrados makes horizontal plane into, and two peripheral side neither the inclined-plane, makes risers into.In addition, move during for ease of use, on the phyllodium wheel, designed a pair of handle, be arranged on two peripheral side.
Concrete structure is as follows:
Referring to Fig. 1, Fig. 2, Fig. 3: the brush measurer is to be made of phyllodium wheel I and handle II, α is the angle between the interior fitting recess of section in the middle of the B, R is a radially radius of fitting recess, β is the angle (note: have only in the middle of the B on the section each fitting recess center line just to meet at a bit and this point also is the center of circle of R) on fitting recess central plane and thickness two sides, fitting recess molded lines tolerance range is: be respectively 0mm three working face place tolerances, 0.013mm, 0.013mm, all the other local tolerances are 0.1mm.Wherein the gauge B of angle, radius, fitting recess tolerance range and phyllodium wheel all comes to turbine rotor impeller figure.
Referring to Fig. 4:, therefore, also need processing attachment screw hole and dowel hole on phyllodium wheel I because phyllodium wheel I will be installed on hereinafter described the mold III.2-Φ 12H6 pin-and-hole and 2-Φ 11/ Φ 17 screw hole locations are to determine like this on the phyllodium wheel I: use the CAD mapping software, make phyllodium wheel I profile earlier, remake out the most left and the rightest molded lines on the phyllodium wheel I thickness two sides, this molded lines of 2-Φ 12H6 centre distance 15~20mm, pin-and-hole and screw hole relative position are that level and vertical direction distance are 15mm, and two screw holes are about 15mm to the distance of phyllodium wheel I bottom surface.
Because the fitting recess precision height of brush measurer, if with common milling mode, one need moulding slightly, the finish-milling cutter, two need huge anchor clamps, mill a groove, rotate an angle, mill next groove again, rotate an angle again, suitable height of cost and precision also are difficult for guaranteeing like this.A numerical control cutting off machine (hereinafter to be referred as slow silk) the cutting accuracy height of being careful can satisfy the molded lines required precision.Because the copper wire of slow silk is the vertical state, and the blade fitting recess tilts, and adds man-hour, need brush measurer pad one angle owing between the fitting recess circular dividing requirement be arranged, process a groove after, the brush measurer also need change an angle, can't realize above-mentioned requirements with universal fixturing.This just needs a kind of special fixture to satisfy above-mentioned requirements, i.e. mold.
Referring to Fig. 5 (being Fig. 5-1, Fig. 5-2, Fig. 5-3, Fig. 5-4), Fig. 6: be a gradient piece on the mold III profile, the oblique angle is 90 °-β, and β is the inclination angle of blade fitting recess.Double dot dash line is a phyllodium wheel I among Fig. 5-1, past left end d5 plane is the central plane of fitting recess in the middle of the phyllodium opinion I from mold III right side, d2 takes turns the distance of two alignment pins of I and mold III for connecting phyllodium, K is the pin-and-hole that the location phyllodium is taken turns I to 1,2, No. 3,6-M10-6H is dark, and 20 hole depths 25 are fixed on the screwed hole of using on the mold III for phyllodium is taken turns I, the screw hole of 2-Φ 9/ Φ 16 for the mold III being fixed on soon, using on the slow workbench, a * b * c groove is a undercut, and purpose is to hurt the mold III when preventing to cut molded lines.
Mold is design like this:
1.. design a gradient piece, make brush measurer thickness simultaneously be placed on its inclined-plane after, the middle fitting recess of brush measurer is the vertical state;
2.. two dowel holes of design on the brush measurer, under the situation of interference fit groove not, two dowel hole pitch-rows are as far as possible little, can reduce the length of mold like this, fitting recess in the middle of two dowel hole symmetries;
3.. go out two dowel holes on the gradient piece according to two dowel hole Position Design on the brush measurer;
4.. in the inclined-plane of gradient piece, according to brush measurer fitting recess radially radius and circular dividing, design when two fitting recess go to the residing position of previous middle fitting recess respectively about the brush measurer and two the corresponding pin-and-hole of pin-and-hole positions on the brush measurer, be to have 6 pin-and-holes on the inclined-plane of gradient piece, the hole wall of noting edge hole to the distance of gradient piece profile about 5mm;
5.. the brush measurer need be fixed on the gradient piece, so two screw holes are designed in the appropriate location on the brush measurer earlier, corresponding Position Design has 6 screwed holes on the gradient piece again;
6.. hurt the gradient piece when preventing to cut molded lines, open a undercut in the back of gradient piece, with about fitting recess single face 5 gap 1mm;
7.. the gradient piece need be fixed on the slow silk workbench, so, design on the gradient piece have 3 with slow workbench on the corresponding screw hole of screw, the copper wire of the slow silk of cause is 15mm to the minimum distance of its workbench back, the workbench back is 40mm to the distance of its screw, being copper wire is 55mm to the screw center of workbench nearest, for the fitting recess that guarantees the brush measurer cuts out fully, the screw hole on the gradient piece apart from its undercut bottom surface more than or equal to 55mm;
8.. treat 4., 7. step intact after, the length of gradient piece and width have also just been determined, the foundation of the height of design gradient piece: the one, when the brush measurer goes to nadir, can not bump workbench, the 2nd, the pin-and-hole on the assurance inclined-plane and the screwed hole degree of depth are greater than 20mm.
Phyllodium wheel process is as follows:
Process six surfaces of phyllodium wheel earlier, wherein, exterior arc surface is processed with fast silk cutting machine tool, and remaining surface is processed with machine tool, makes the phyllodium wheel blank.On the phyllodium wheel blank, process the dowel hole and the screw hole that cooperate, be connected with the mold III, and the processing handle is installed screw and handle, thick then, fine finishining blade fitting recess.
Referring to Fig. 5, Fig. 7, Fig. 8, Fig. 9: the method for roughing phyllodium wheel fitting recess is: earlier the mold III is contained on the fast silk cutting machine tool workbench, centering M, N face are in 0.03mm, be screwed, phyllodium being taken turns I is placed on the mold III inclined-plane again, two dowel holes (2-Φ 12H7) align with pin-and-hole on the mold III on the phyllodium wheel I, insert 2 Φ, 12 special-purpose pins location, tight with the screw handle of 2 M10 * 40, can cut fitting recess.When the phyllodium wheel is installed, if its two dowel hole (2-Φ 8H7) aligns with " 1 " and " 1 " pin-and-hole on the mold III, then be process and assemble groove 1, after the process finishing, unload the phyllodium wheel and reinstall, make " 2 " and " 2 " pin-and-hole on the dowel hole alignment mold III of phyllodium wheel I, then be process and assemble groove 2, and the like, alignment " 3 " and " 3 " pin-and-hole, process and assemble groove 3 can process all fitting recess in proper order.
Referring to Fig. 5, Fig. 7, Fig. 8, Figure 10: the method for fine finishining phyllodium wheel I fitting recess, identical with the roughing step, difference is to process with slow silk cutting machine tool.
The using method of this brush measurer:
During with brush measurer check blade, its bottom surface is put on the flat board, the blade root of three blades is inserted respectively in three fitting recess of brush measurer, hold out against blade with three screws by brush measurer bottom locking screw, the blade root working face is all fitted tightly with brush measurer relevant work face, can measure blade root, integral shroud fit-up gap, blade root height and steam passage height.

Claims (7)

1. turbine blade brush measurer, it is the phyllodium wheel of a segmental arc of simulation turbine rotor impeller, on this phyllodium wheel a plurality of blade fitting recess that distribute are radially arranged, the profile molded lines of fitting recess, radially radius and circular dividing are all consistent with the fitting recess of true impeller, and bottom land has blade locking screw and screw.
2. turbine blade brush measurer as claimed in claim 1, it is characterized in that: described phyllodium wheel has an exterior arc surface, a pair of axial end that is parallel to each other, a pair of peripheral side that is parallel to each other, a baseplane, this baseplane is vertical with the central radiation of phyllodium wheel; Described blade fitting recess is three, is distributed on the exterior arc surface, and wherein, the radiation of the blade fitting recess in the middle of being positioned at overlaps with the central radiation of phyllodium wheel; The blade locking screw of each blade fitting recess bottom land all connects the baseplane.
3. turbine blade brush measurer as claimed in claim 2 is characterized in that: the center line of described blade locking screw is on the radiation of place fitting recess.
4. turbine blade brush measurer as claimed in claim 2 is characterized in that: the peripheral side of described phyllodium wheel is provided with handle.
5. the processing technology of the described turbine blade brush of claim 2 measurer comprises step:
1.. make a mold, the anchor clamps that use when being used as processing phyllodium wheel, this mold is a triangle gradient piece, has a baseplane, a tapered plane, a upright plane, a pair of vertical transverse plane; Be useful on screw hole and dowel hole that turbine blade brush measurer is installed on the tapered plane of mold, the bottom surface of mold is useful on this mold is fixed on screw hole on the platen; The inclination angle of described tapered plane is identical with the inclination angle of blade fitting recess, and after the phyllodium wheel was loaded onto mold, the blade fitting recess of desire processing was vertical; Described screw hole, dowel hole have many groups, and its group number is identical with the quantity of blade fitting recess, each group screw hole, the corresponding blade fitting recess of dowel hole; Screw hole, dowel hole be at the circular dividing of the corresponding blade fitting recess of distributing position on the phyllodium wheel of tapered plane, makes the blade fitting recess that each group screw hole, dowel hole all can be corresponding with it be positioned at the position that lathe requires;
2.. six surfaces of processing phyllodium wheel, wherein, exterior arc surface is processed with fast silk cutting machine tool, and remaining surface is processed with machine tool, makes the phyllodium wheel blank;
3.. on the phyllodium wheel blank, process the dowel hole and the screw hole that cooperate, be connected with mold;
4.. mold is fixed on the workbench of wire cutting machine tool, again the phyllodium wheel blank is installed on the mold, insert alignment pin, tight, open lathe, cut out the blade fitting recess that just in time is in the machine tooling position with screw;
5.. unload the phyllodium wheel blank, reinstall, make another group screw hole, dowel hole on the corresponding mold of screw hole, dowel hole on the phyllodium wheel blank, cut out this group screw hole, the pairing blade fitting recess of dowel hole, so repeatedly, until cutting out all blade fitting recess.
6. turbine blade brush measurer processing technology as claimed in claim 5, it is characterized in that: 4. step further comprises substep, earlier with fast silk cutting machine tool roughing blade fitting recess, uses slow silk cutting machine tool fine finishining blade fitting recess again.
7. turbine blade brush measurer processing technology as claimed in claim 5, it is characterized in that: 2. step also has additional step afterwards, on two peripheral side of phyllodium wheel, process handle respectively and connect screw, and process the handle adaptive, be installed on the phyllodium wheel with this screw.
CN2010102424147A 2010-07-30 2010-07-30 Steam turbine blade fitting measuring tool and processing technology thereof Active CN101947723B (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102310312A (en) * 2011-06-17 2012-01-11 上海电气电站设备有限公司 Machining technique of turbine blade ring
CN103506813A (en) * 2013-09-12 2014-01-15 哈尔滨汽轮机厂有限责任公司 Machining method of conical-surface socket gauge measuring tool
CN104551560A (en) * 2014-12-10 2015-04-29 哈尔滨汽轮机厂有限责任公司 Machining and checking method of blade root measuring tool
CN105269297A (en) * 2015-11-14 2016-01-27 中国长江航运集团南京金陵船厂 Method for improving effective contact area between tail bearing and tail shaft, middle bearing assembly and scraping fitting tool
CN105290441A (en) * 2015-10-26 2016-02-03 哈尔滨汽轮机厂有限责任公司 Machining method for rivet hole of turbine rotor blade root movable blade assembly tail blade
CN107662010A (en) * 2017-09-29 2018-02-06 哈尔滨汽轮机厂有限责任公司 The processing fitting rate measuring method and technique segmental arc in back arc lines face in blade assembling
CN108127347A (en) * 2017-12-27 2018-06-08 哈尔滨汽轮机厂有限责任公司 Detect the blade specific processing method of technique segmental arc amount
CN111558806A (en) * 2020-04-20 2020-08-21 哈尔滨汽轮机厂有限责任公司 Hook type guide blade and rail type guide blade fitting and detecting method
CN113118924A (en) * 2021-06-17 2021-07-16 中国航发上海商用航空发动机制造有限责任公司 Rotor blade changing method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61176806A (en) * 1985-02-01 1986-08-08 Hitachi Ltd Assembly and appearance inspecting instrument for multivane impeller
JPH06288756A (en) * 1991-06-26 1994-10-18 Sulzer Escher Wyss Ag Method and device for determining surface profile of vane of impeller of fluid machine
JP2008051664A (en) * 2006-08-24 2008-03-06 Daido Steel Co Ltd Method and apparatus for inspecting vane shape of impeller
CN201195182Y (en) * 2008-05-30 2009-02-18 哈尔滨汽轮机厂有限责任公司 Elastic positioning strip rolling mould
CN201476729U (en) * 2009-06-08 2010-05-19 南通中能机械制造有限公司 Rhombus guide vane inner and outer ring local conical surface comparison block
CN101745672A (en) * 2009-12-21 2010-06-23 东方电气集团东方汽轮机有限公司 Method for processing slots on turbine rotor for mushroom-shaped blade roots

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61176806A (en) * 1985-02-01 1986-08-08 Hitachi Ltd Assembly and appearance inspecting instrument for multivane impeller
JPH06288756A (en) * 1991-06-26 1994-10-18 Sulzer Escher Wyss Ag Method and device for determining surface profile of vane of impeller of fluid machine
JP2008051664A (en) * 2006-08-24 2008-03-06 Daido Steel Co Ltd Method and apparatus for inspecting vane shape of impeller
CN201195182Y (en) * 2008-05-30 2009-02-18 哈尔滨汽轮机厂有限责任公司 Elastic positioning strip rolling mould
CN201476729U (en) * 2009-06-08 2010-05-19 南通中能机械制造有限公司 Rhombus guide vane inner and outer ring local conical surface comparison block
CN101745672A (en) * 2009-12-21 2010-06-23 东方电气集团东方汽轮机有限公司 Method for processing slots on turbine rotor for mushroom-shaped blade roots

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102310312A (en) * 2011-06-17 2012-01-11 上海电气电站设备有限公司 Machining technique of turbine blade ring
CN102310312B (en) * 2011-06-17 2013-03-20 上海电气电站设备有限公司 Machining technique of turbine blade ring
CN103506813A (en) * 2013-09-12 2014-01-15 哈尔滨汽轮机厂有限责任公司 Machining method of conical-surface socket gauge measuring tool
CN104551560A (en) * 2014-12-10 2015-04-29 哈尔滨汽轮机厂有限责任公司 Machining and checking method of blade root measuring tool
CN104551560B (en) * 2014-12-10 2017-01-18 哈尔滨汽轮机厂有限责任公司 Machining and checking method of blade root measuring tool
CN105290441A (en) * 2015-10-26 2016-02-03 哈尔滨汽轮机厂有限责任公司 Machining method for rivet hole of turbine rotor blade root movable blade assembly tail blade
CN105269297A (en) * 2015-11-14 2016-01-27 中国长江航运集团南京金陵船厂 Method for improving effective contact area between tail bearing and tail shaft, middle bearing assembly and scraping fitting tool
CN105269297B (en) * 2015-11-14 2017-11-03 中国长江航运集团南京金陵船厂 Improvement Wei Shaft hold the method and intermediate bearing component, brush frock with the effective contact area of tailing axle
CN107662010A (en) * 2017-09-29 2018-02-06 哈尔滨汽轮机厂有限责任公司 The processing fitting rate measuring method and technique segmental arc in back arc lines face in blade assembling
CN107662010B (en) * 2017-09-29 2019-05-24 哈尔滨汽轮机厂有限责任公司 Blade assembles the processing fitting rate measurement method and technique segmental arc in interior back arc lines face
CN108127347A (en) * 2017-12-27 2018-06-08 哈尔滨汽轮机厂有限责任公司 Detect the blade specific processing method of technique segmental arc amount
CN111558806A (en) * 2020-04-20 2020-08-21 哈尔滨汽轮机厂有限责任公司 Hook type guide blade and rail type guide blade fitting and detecting method
CN113118924A (en) * 2021-06-17 2021-07-16 中国航发上海商用航空发动机制造有限责任公司 Rotor blade changing method
CN113118924B (en) * 2021-06-17 2021-09-03 中国航发上海商用航空发动机制造有限责任公司 Rotor blade changing method

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