CN103921146A - Fixture for processing of precisely-forged blade tenon root - Google Patents
Fixture for processing of precisely-forged blade tenon root Download PDFInfo
- Publication number
- CN103921146A CN103921146A CN201410136834.5A CN201410136834A CN103921146A CN 103921146 A CN103921146 A CN 103921146A CN 201410136834 A CN201410136834 A CN 201410136834A CN 103921146 A CN103921146 A CN 103921146A
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- China
- Prior art keywords
- bulb
- clamp body
- blade
- compact heap
- base
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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
- B23Q3/063—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding turbine blades
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a fixture for processing of a precisely-forged blade tenon root. The fixture comprises a base plate, a fixture body and a base. The fixture tightly clamps a non-processing portion of the tenon root by means of joint positioning of the base plate and a precisely-forged blade body, and irregular curved surface positioning is converted into regular planar positioning. The fixture body and the base are in detachable positioning connection, and after one side of the blade tenon root is milled, the blade tenon blade and the fixture body are directly turned over to be fixed onto the base, so that datum uniformity in positioning and processing of the blade tenon root can be well guaranteed, and two-sided processing of the tenon root can be completed by one-time numerical control programming; processing precision is improved, errors caused by datum noncoincidence can be reduced, and manpower consumed by demounting and clamping is reduced while time cost on demounting and clamping is shortened. Moreover, the fixture is simple in structure, convenient for blade clamping and positioning operations and capable of protecting the surface of the blade body from damage and deformation during positioning. Additionally, the fixture can be further applied to tenon root processing of other types of precisely-forged blades such as precisely-forged blades of steam turbines.
Description
Technical field
The invention belongs to blade of aviation engine processing technique field, specifically, relate to a kind of fixture for the processing of finish forge blade tenon root.
Background technology
Blade, as one of vital part of aero-engine, occupies critical role on engine, and the performance of aero-engine is had to vital impact, is " heart " of aero-engine.Blade is again in aero-engine, to use maximum class parts, and an aero-engine has thousands of blades, and wherein forging blade accounts for more than 80%; The output of blade forging is considerable in forging industry.
A new generation's blade of aviation engine adopts the mode of precision forging more, and wherein blade profile is guaranteed by die forging, and formed precision is high, no longer needs to carry out machining.And the tenon root of finish forge blade and intake and exhaust limit, be limited to FMT problem, wherein, because blade intake and exhaust edge curvature changes greatly, allowance skewness and aerodynamic configuration is had to sensitivity, die forging is only thick moulding, leaves machine-finish allowance, also needs further to process according in type blade profile.In the processing of tenon root, not only to guarantee the accuracy of location and the stability of clamping, also need to control the distortion of the blade blade profile causing in clamping and the processing of tenon root.Blade of aviation engine belongs to thin-wall part, easily deform, and blade profile belongs to Space Free-Form Surface when stressed, and this has brought difficulty all to clamping and the location of the frock clamp of processing tenon root.
In actual production, the traditional processing mode of blade tenon root is to adopt low-temperature alloy to contain the mode of clamp tool.This mode registration, stressed even, clamping is stable; But low-temperature alloy used is toxic, and fixture fabrication cycle is long, and working (machining) efficiency is low, and production cost is high, has seriously restricted blade and has carried out in enormous quantities, produces efficiently.The fixture that a kind of resin compresses Surface NC Machining finish forge blade tenon root is disclosed in patent of invention 201210102689.X.This fixture adopts blade location and clamps, and processing tenon Gen Shiyi makes blade distortion; And when location, adopt two bonding jumpers, caused location on the one hand, need on the other hand preprocessing to meet the bonding jumper of shape.A kind of turbine hollow blade tenon root processing method for positioning and clamping and fixture are disclosed in patent of invention 200810232442.3.The method and fixture are when anchor point is selected, employing is theoretical based on differential geometric clamp precision, anchor point type sealing criterion, chooses six anchor points on blade, but deposits problem both ways: one, for the such free form surface of blade profile, there is location in six independent positioning methods; Its two, for tenon root machined surface, need twice clamping, twice blade profile six point location, resetting uniformity is poor.
Summary of the invention
The deficiency existing for fear of prior art, overcomes blade tenon root and adds to exist man-hour and locate and twice clamping of machined surface needs, the problem that resetting uniformity is poor; The present invention proposes a kind of fixture for the processing of finish forge blade tenon root, this fixture is by upper surface of base plate and finish forge blade blade alignment by union, at the non-working position of tenon root place, clamp, and irregular curved surface location is converted to regular plane positioning, make a numerical control programming complete the two-sided processing of tenon root.
The technical solution adopted for the present invention to solve the technical problems is: comprise substrate, clamp body, base, pressing plate, pretension piece, clam member, the first bend pipe alignment pin, the first bulb compact heap, the second bulb compact heap, finish forge blade, the 3rd bulb compact heap, the 4th bulb compact heap, the second bend pipe alignment pin, the 5th bulb compact heap, the first bulb alignment pin, the second bulb alignment pin, the 3rd bulb alignment pin, the first brace, the second brace, the 3rd brace, base is fixedly mounted on platen; Clamp body is positioned at the rectangular recess of base, groove both ends open, clamp body side and base groove medial surface interference fit; Substrate is positioned at above clamp body, and substrate and clamp body are connected by bolt and three braces, and the first brace and the second brace lay respectively on substrate both sides and clamp body two side frame boss, and the 3rd brace is positioned on substrate one end and clamp body one end frame boss; Pressing plate be positioned at substrate above, two ends are connected by bolt and base, realize whole clamp body and compress with fixing;
Five bulb alignment pins are separately fixed at the another side of substrate, the 3rd bulb alignment pin is positioned on substrate axis, the first bulb alignment pin and the second bulb alignment pin respectively with the equidistant both sides, substrate axis that are fixed on of the 3rd bulb alignment pin, the first bend pipe alignment pin and the second bend pipe alignment pin are fixed on substrate one end;
Five bulb compact heaps are connected on clamp body by screw thread, the first bulb compact heap and the 5th bulb compact heap lay respectively on the frame of clamp body both sides, in same vertical plane height arranged in dislocation, the second bulb compact heap and the 4th bulb compact heap lay respectively on the frame of clamp body both sides, near clamp body one end frame, the second bulb compact heap and the 4th bulb compact heap are in same vertical plane height arranged in dislocation, the 3rd bulb compact heap is arranged on clamp body one end frame, pretension piece and clam member one end are connected, the clam member other end is fixed on clamp body one side frame,
Described clamp body and base are detachable being located by connecting, after the complete finish forge blade tenon of milling root one side,
Black box by clamp body together with finish forge blade directly overturns 180 ° and is fixed on base, by clamp body, at base, is located, and makes the two sides processing that one time numerical control programming completes tenon root.
The axis of substrate, clamp body, base is on same vertical plane.
Beneficial effect
A kind of fixture for the processing of finish forge blade tenon root that the present invention proposes, this fixture is by upper surface of base plate and finish forge blade blade alignment by union, at the non-working position of tenon root place, clamp, and irregular curved surface location is converted to regular plane positioning, make the two sides processing that one time numerical control programming completes tenon root.Meanwhile, before being carried out to clamping, blade needs tenon root process area to carry out Milling Process stablizing with reliable while milling out technique facet assurance clamping.
Fixture of the present invention adopts clamp body and the detachable method that is located by connecting of base, after the complete blade tenon root one side of milling, blade tenon root is directly overturn 180 ° and is arranged on base together with clamp body, the uniformity that it can guarantee preferably finish forge blade tenon root location and add the benchmark in man-hour, improved machining accuracy, reduce not coincidence error of benchmark, and due to the time of dismantling, clamping is spent, man power and material's expense.Owing to having guaranteed tenon root profile and the position of blade profile and the uniformity of shape after blade location and clamping, and can make two machined surfaces of tenon root share a nc program.Clamp structure is simple, convenient to blade clamping and positioning action, when location, can not cause damage, distortion to blade surface.
The finish forge blade tenon root clamp for machining that the present invention proposes, not only can be applicable to the processing of the finish forge blade tenon root of aero-engine, also can be used in the finish forge blade tenon root processing of other type, for example steam turbine finish forge blade.
Accompanying drawing explanation
Below in conjunction with drawings and embodiments, a kind of fixture for the processing of finish forge blade tenon root of the present invention is described in further detail.
Fig. 1 is that the present invention is for the fixture schematic diagram of finish forge blade tenon root processing.
Fig. 2 is the schematic diagram after fixture upset of the present invention.
Fig. 3 is finish forge blade location and clamps position schematic diagram.
Fig. 4 is the schematic diagram after the conversion of finish forge blade location.
Fig. 5 is clamp body schematic diagram of the present invention.
Fig. 6 is understructure schematic diagram of the present invention.
In figure:
1. substrate 2. clamp body 3. base 4. dial gauge 5. hex nut 6. pressing plate 7. pretension piece 8. clam member 9. first bend pipe alignment pin 10. first bulb compact heap 11. second bulb compact heap 12. finish forge blade 13. the 3rd bulb compact heap 14. the 4th bulb compact heap 15. second bend pipe alignment pin 16. the 5th bulb compact heap 17. first bulb alignment pin 18. second bulb alignment pin 19. the 3rd bulb alignment pin 20. first brace 21. second brace 22. the 3rd braces
The specific embodiment
The present embodiment is a kind of fixture for the processing of finish forge blade tenon root.
Consult Fig. 1～Fig. 6, the present embodiment is for the fixture of finish forge blade tenon root processing, by substrate 1, clamp body 2, base 3, hex nut 5, pressing plate 6, pretension piece 7, clam member 8, the first bend pipe alignment pin 9, the first bulb compact heap 10, the second bulb compact heap 11, the 3rd bulb compact heap 13, the 4th bulb compact heap 14, the second bend pipe alignment pin 15, the 5th bulb compact heap 16, the first bulb alignment pin 17, the second bulb alignment pin 18, the 3rd bulb alignment pin 19, the first brace 20, the second brace 21, the 3rd brace 22 and finish forge blade 12, dial gauge 4 forms, before being carried out to clamping, finish forge blade needs tenon root process area to carry out milling the reliability while milling out technique facet assurance clamping.The base 3 of fixture is mounted by means of bolts on platen; Clamp body 2 is fixed on base 3 above in rectangular recess, groove both ends open, and it is that the rule of two planes is located that clamp body 2 contacts with base 3, clamp body 2 sides and base 3 groove medial surface interference fit.Substrate 1 be arranged on clamp body 2 above, substrate 1 is fixedly connected with three braces by bolt with clamp body 2, the first brace 20 and the second brace 21 are arranged on substrate 1 both sides and 2 liang of side frame boss of clamp body by bolt respectively, and the 3rd brace 22 is fixed on substrate 1 one end and clamp body 2 one end frame boss; Pressing plate 6 be arranged on substrate 1 above, the 3 liang of side frames in pressing plate 6 two ends and base are fixed and are connected with hex nut 5 by bolt, realize whole clamp body 2 and compress with fixing.Substrate 1 is fixed with respectively five bulb alignment pins above, wherein, the 3rd bulb alignment pin 19 is positioned on substrate 1 axis, realization to the location first bulb alignment pin 17 of finish forge blade tip and the second bulb alignment pin 18 respectively with the 3rd equidistant both sides that are fixed on axis of bulb alignment pin 19, realize the location to finish forge blade blade; The first bend pipe alignment pin 9 and the second bend pipe alignment pin 15 are fixed on one end on substrate 1, realize the location to finish forge blades installation plate.
Five bulb compact heaps are fixed on clamp body 2 by screw thread, the first bulb compact heap 10 and the 5th bulb compact heap 16 are arranged on respectively on clamp body 2 both sides frames, and the first bulb compact heap 10 and the 5th bulb compact heap 16 are in same vertical plane height arranged in dislocation; The second bulb compact heap 11 and the 4th bulb compact heap 14 lay respectively on clamp body 2 both sides frames, and near clamp body 2 one end frames, the second bulb compact heap 11 and the 4th bulb compact heap 14 are in same vertical plane height arranged in dislocation; The 3rd bulb compact heap 13 is fixedly mounted on clamp body 2 one end frames, pretension piece 7 is connected on clamp body by clam member 8, pretension piece 7 is connected with clam member 8 one end, clam member 8 other ends are arranged on clamp body 2 one side frames by bolt, and the relative position of finish forge blade 12 in clamp body 2 do not change when guaranteeing clamping.Dial gauge 4 is fixed on dismountable fastening little pressing plate one end, and the fastening little pressing plate other end is arranged on clamp body 2 one side frames by bolt, measures finish forge blade 12 clamp front and back situation of change by dial gauge 4, judges being positioned with without the changing of the relative positions of finish forge blade 12; If the amount of jumping exceeds variance thresholds, need to again to finish forge blade 12, place and clamping, to guarantee its positioning precision, dismounting dial gauge 4 after finish forge blade 12 positions fix.
After the one side Milling Process of finish forge blade 12 tenon roots completes, unclamp the hex nut 5 on connecting bolt, dismounting pressing plate 6,180 ° of finish forge blade 12 and clamp body 2 integrated overturns are fixedly mounted on base 3, dress increased pressure board 6 is coordinated and is fixed by bolt and hex nut 5, the location of realization to finish forge blade 12, the uniformity of the benchmark in man-hour is located and added to assurance finish forge blade tenon root.Owing to having guaranteed tenon root profile and the position of blade profile and the uniformity of shape after finish forge blade 12 location and clamping, make two machined surfaces of tenon root share a nc program.
The present invention, for the fixture of finish forge blade tenon root processing, not only can be applicable to the finish forge blade tenon root Milling Process of aero-engine, also can be used in the finish forge blade tenon root processing of other type, as steam turbine finish forge blade.
Claims (2)
1. the fixture for finish forge blade tenon root processing, it is characterized in that: comprise substrate, clamp body, base, pressing plate, pretension piece, clam member, the first bend pipe alignment pin, the first bulb compact heap, the second bulb compact heap, finish forge blade, the 3rd bulb compact heap, the 4th bulb compact heap, the second bend pipe alignment pin, the 5th bulb compact heap, the first bulb alignment pin, the second bulb alignment pin, the 3rd bulb alignment pin, the first brace, the second brace, the 3rd brace, base is fixedly mounted on platen; Clamp body is positioned at the rectangular recess of base, groove both ends open, clamp body side and base groove medial surface interference fit; Substrate is positioned at above clamp body, and substrate and clamp body are connected by bolt and three braces, and the first brace and the second brace lay respectively on substrate both sides and clamp body two side frame boss, and the 3rd brace is positioned on substrate one end and clamp body one end frame boss; Pressing plate be positioned at substrate above, two ends are connected by bolt and base, realize whole clamp body and compress with fixing;
Five bulb alignment pins are separately fixed at the another side of substrate, the 3rd bulb alignment pin is positioned on substrate axis, the first bulb alignment pin and the second bulb alignment pin respectively with the equidistant both sides, substrate axis that are fixed on of the 3rd bulb alignment pin, the first bend pipe alignment pin and the second bend pipe alignment pin are fixed on substrate one end;
Five bulb compact heaps are connected on clamp body by screw thread, the first bulb compact heap and the 5th bulb compact heap lay respectively on the frame of clamp body both sides, in same vertical plane height arranged in dislocation, the second bulb compact heap and the 4th bulb compact heap lay respectively on the frame of clamp body both sides, near clamp body one end frame, the second bulb compact heap and the 4th bulb compact heap are in same vertical plane height arranged in dislocation, the 3rd bulb compact heap is arranged on clamp body one end frame, pretension piece and clam member one end are connected, the clam member other end is fixed on clamp body one side frame,
Described clamp body and base are detachable being located by connecting, after the complete finish forge blade tenon of milling root one side, black box by clamp body together with finish forge blade directly overturns 180 ° and is fixed on base, by clamp body, at base, is located, and makes the two sides processing that one time numerical control programming completes tenon root.
2. the fixture for the processing of finish forge blade tenon root according to claim 1, is characterized in that: the axis of substrate, clamp body, base is on same vertical plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410136834.5A CN103921146B (en) | 2014-04-04 | 2014-04-04 | A kind of fixture for the processing of finish forge blade tenon root |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410136834.5A CN103921146B (en) | 2014-04-04 | 2014-04-04 | A kind of fixture for the processing of finish forge blade tenon root |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103921146A true CN103921146A (en) | 2014-07-16 |
| CN103921146B CN103921146B (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410136834.5A Expired - Fee Related CN103921146B (en) | 2014-04-04 | 2014-04-04 | A kind of fixture for the processing of finish forge blade tenon root |
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| CN (1) | CN103921146B (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149054A (en) * | 2014-08-08 | 2014-11-19 | 明泰信科精密仪器科技（苏州）有限公司 | Fixing device based on inner hole locating and application thereof |
| CN105345512A (en) * | 2015-09-29 | 2016-02-24 | 广东长盈精密技术有限公司 | Clamp |
| CN107553173A (en) * | 2017-10-20 | 2018-01-09 | 西北工业大学 | A kind of special fixture for the processing of blade of aviation engine tenon root |
| CN107790793A (en) * | 2017-09-28 | 2018-03-13 | 中国航发动力股份有限公司 | A kind of aviation finish forge blade self-adapting type milling method |
| CN109014354A (en) * | 2018-07-25 | 2018-12-18 | 哈尔滨汽轮机厂有限责任公司 | A method of processing rivet heads of turbine blades on milling machine |
| CN109623413A (en) * | 2018-12-21 | 2019-04-16 | 合肥南方汽车零部件有限公司 | A kind of combination drilling tool and equipment applied to air chamber support |
| CN110315359A (en) * | 2019-06-21 | 2019-10-11 | 西安朋邦工贸有限公司 | A kind of low-pressure turbine guide vane tool structure and adjusting method |
| CN110936201A (en) * | 2019-12-17 | 2020-03-31 | 中国航发动力股份有限公司 | Tool for machining precision-forged blade and using method thereof |
| CN114227534A (en) * | 2021-09-29 | 2022-03-25 | 中国航发动力股份有限公司 | Positioning device for grinding and using method |
| CN115570395A (en) * | 2022-11-11 | 2023-01-06 | 山东豪迈机械制造有限公司 | Single-tenon blade machining device and machining method |
| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2458738A (en) * | 2008-04-04 | 2009-10-07 | Heller Machine Tools Ltd | Holding device for non planar work piece |
| US20090278294A1 (en) * | 2008-05-09 | 2009-11-12 | Rolls-Royce Plc | Clamping system |
| CN201744716U (en) * | 2010-08-12 | 2011-02-16 | 四川省自贡市海川实业有限公司 | Clamp dedicated for fine milling of radial inclined planes of blade basin |
| DE102009048913A1 (en) * | 2009-10-10 | 2011-04-14 | Mtu Aero Engines Gmbh | Receiving device for receiving gas turbine blade, has base body provided with laying elements, and strain gauges assigned to laying elements, where gas turbine component is arranged on laying elements |
-
2014
- 2014-04-04 CN CN201410136834.5A patent/CN103921146B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2458738A (en) * | 2008-04-04 | 2009-10-07 | Heller Machine Tools Ltd | Holding device for non planar work piece |
| US20090278294A1 (en) * | 2008-05-09 | 2009-11-12 | Rolls-Royce Plc | Clamping system |
| DE102009048913A1 (en) * | 2009-10-10 | 2011-04-14 | Mtu Aero Engines Gmbh | Receiving device for receiving gas turbine blade, has base body provided with laying elements, and strain gauges assigned to laying elements, where gas turbine component is arranged on laying elements |
| CN201744716U (en) * | 2010-08-12 | 2011-02-16 | 四川省自贡市海川实业有限公司 | Clamp dedicated for fine milling of radial inclined planes of blade basin |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149054A (en) * | 2014-08-08 | 2014-11-19 | 明泰信科精密仪器科技（苏州）有限公司 | Fixing device based on inner hole locating and application thereof |
| CN104149054B (en) * | 2014-08-08 | 2016-09-21 | 明泰信科精密仪器科技（苏州）有限公司 | A kind of fixing device based on Internal hole positioning and application thereof |
| CN105345512A (en) * | 2015-09-29 | 2016-02-24 | 广东长盈精密技术有限公司 | Clamp |
| CN105345512B (en) * | 2015-09-29 | 2017-09-22 | 广东长盈精密技术有限公司 | Fixture |
| CN107790793A (en) * | 2017-09-28 | 2018-03-13 | 中国航发动力股份有限公司 | A kind of aviation finish forge blade self-adapting type milling method |
| CN107553173A (en) * | 2017-10-20 | 2018-01-09 | 西北工业大学 | A kind of special fixture for the processing of blade of aviation engine tenon root |
| CN109014354A (en) * | 2018-07-25 | 2018-12-18 | 哈尔滨汽轮机厂有限责任公司 | A method of processing rivet heads of turbine blades on milling machine |
| CN109623413A (en) * | 2018-12-21 | 2019-04-16 | 合肥南方汽车零部件有限公司 | A kind of combination drilling tool and equipment applied to air chamber support |
| CN110315359A (en) * | 2019-06-21 | 2019-10-11 | 西安朋邦工贸有限公司 | A kind of low-pressure turbine guide vane tool structure and adjusting method |
| CN110936201A (en) * | 2019-12-17 | 2020-03-31 | 中国航发动力股份有限公司 | Tool for machining precision-forged blade and using method thereof |
| CN114227534A (en) * | 2021-09-29 | 2022-03-25 | 中国航发动力股份有限公司 | Positioning device for grinding and using method |
| CN115570395A (en) * | 2022-11-11 | 2023-01-06 | 山东豪迈机械制造有限公司 | Single-tenon blade machining device and machining method |
| CN115570395B (en) * | 2022-11-11 | 2023-03-14 | 山东豪迈机械制造有限公司 | Single-tenon blade machining device and machining method |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103921146B (en) | 2016-04-20 |
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