CN110405401A - A kind of engine blade assembling clamp - Google Patents
A kind of engine blade assembling clamp Download PDFInfo
- Publication number
- CN110405401A CN110405401A CN201910780629.5A CN201910780629A CN110405401A CN 110405401 A CN110405401 A CN 110405401A CN 201910780629 A CN201910780629 A CN 201910780629A CN 110405401 A CN110405401 A CN 110405401A
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- positioning
- screw
- bolt
- lock
- positioning ring
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- 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
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention provides a kind of engine blade assembling clamps, including disc base, by setting gradually by the first positioning ring, annular convex platform and the second positioning ring except interior on the disc base, first positioning ring and the disc base are concentric, the section of first positioning ring is step type, first positioning ring is along the circumferential direction evenly equipped with multiple positioning pins, and the locating slot on the inside of multiple positioning pins and the blade, which cooperates, to be positioned；Annular convex platform is additionally provided on the disc base, the annular convex platform and first positioning ring are concentric, and the annular convex platform is located at the outside of first positioning ring, and the annular convex platform is used to support the bottom for positioning the blade outboard；It solves and existing produces the not high technical problem of engine impeller surface quality by the way of integral casting forming.
Description
Technical field
The present invention relates to engine manufacturing technology field, in particular to a kind of engine blade assembling clamp.
Background technique
Engine impeller is mainly formed by the way of monoblock cast at present, and when using monoblock cast, mold design is difficult
More, the processing difficulties of point, loose piece is more, and fuse is more, and module location fit easily misplaces, and accumulated error is big, and entire mould and die accuracy is difficult to mention
It is high；In process of production, die boundary dimensions are excessive, and structure is complicated, operating difficulties when can bring die mould, and existing equipment is very
Difficulty meets pressing requirements, and structure is complicated for mold inner-cavity, and the loose piece for forming cavity between blade takes type difficult, and entire wax-pattern is difficult into
Type, and many places parting line is had since loose piece is more, on blade profile, the surface quality of entire blade can decline very much.
Summary of the invention
The present invention provides a kind of engine blade assembling clamps, and its purpose is to solve in background technique using whole
When casting and forming there are the problem of.
It in order to achieve the above object, include disk bottom the embodiment provides a kind of engine blade assembling clamp
Seat, is successively arranged the first positioning ring, annular convex platform and annular ledge on the disc base from inside to outside, the disc base,
First positioning ring, annular convex platform and annular ledge are concentric, and the section of first positioning ring is step type, first positioning
Ring is along the circumferential direction evenly equipped with multiple positioning pins, and the locating slot on the inside of multiple positioning pins and the blade, which cooperates, to be positioned；Institute
The outside that annular convex platform is located at first positioning ring is stated, the annular convex platform is used to support the bottom for positioning the blade outer rim
Portion；The annular ledge is located at the outside of the annular convex platform, and the annular ledge is along the circumferential direction evenly equipped with multiple bolt groups
Part, each latch assembly include fastening screw and lock-screw, and the fastening screw is radially plugged in described
On the side wall of annular ledge, the insertion end of the fastening screw and the location hole of blade outboard cooperate positioning, the lock-screw
The top or bottom of the annular ledge are set, for locking the fastening screw；The center of the disc base
It is provided with locating shaft, the first positioning step is provided on the locating shaft, the second positioning is arranged with outside first positioning step
Ring, second positioning ring are located at the surface of first positioning ring, and first positioning ring is for the vane tip
Positioning.
Wherein, the fastening screw includes the first bolt and the second bolt, and the lock-screw includes the first locking screw
Nail and the second lock-screw, first bolt and the second bolt are arranged on the side wall of the annular ledge, and described first inserts
The top of second bolt is arranged in pin, and first bolt and the second bolt shift to install；First lock-screw
The upper surface of the disk is set, for locking first bolt；The disk is arranged in second lock-screw
Lower surface, for locking second bolt.
Wherein, the insertion end of first bolt and the second bolt is set as taper, and the location hole of the blade is set as
With the taper hole of insertion end shape cooperation.
Wherein, the second positioning step is additionally provided on the locating shaft, second positioning step is arranged described first
The top of positioning step, second positioning step are arranged with dial framework outside, the first detection device, second are provided on the dial framework
The first end of the dial framework is arranged in detection device and third detection device, first detection device and second detection device,
The second end of the dial framework is arranged in the third detection device, and first detection device and second detection device are respectively used to
The flatness of the inner ring and outer ring top surface of impeller after detection is assembled, after the third detection device is for detecting the assembly
The circularity of impeller, first detection device include the first micrometer and the first lock-screw, and first lock-screw is used for
Lock first micrometer；The second detection device includes the second micrometer and the second lock-screw, second locking
Screw is for locking second micrometer；The third detection device includes third micrometer, third lock-screw and transmission
Block, the drive block are connect with the dial framework by shaft, and the side wall of the impeller, the biography are withstood in one end of the drive block
The other end of motion block withstands the bottom of the third micrometer, and the third lock-screw is for locking the third micrometer.
Wherein, the annular convex platform and the disc base are integrally formed.
Wherein, the dial framework and second positioning ring and the locating shaft are clearance fit.
Above scheme of the invention have it is following the utility model has the advantages that the present invention provides a kind of engine blade assembling clamp,
Including the first positioning ring and annular convex platform, first positioning ring and annular convex platform are respectively used to blade bottom described in positioning support
Inner edge and outer rim, to be positioned to the center of circle of the blade, the positioning pin and annular being arranged on first positioning ring
The fastening screw being arranged on support cooperates with the jack of locating slot and blade outboard on the inside of the blade respectively, to the blade
Angle positioned.Second positioning ring is set on the locating shaft, positioned at the top of first positioning ring, mainly
It is positioned for the top to the blade.
The blade paperback fixture of the invention further includes detection device, described after the blade assembly is become impeller
Detection device detects the impeller splicing accuracy, and the detection device includes the dial framework being set on the locating shaft,
The first detection device, second detection device and third detection device are provided on the dial framework, first detection device is used for
The flatness of the inner ring top surface of blade after detection is assembled, second detection device is for detecting the smooth of the outer ring top surface after assembly
Degree, the third detection device is for detecting circularity.
Above-mentioned engine blade assembling clamp is accurately positioned the angle of the blade and the center of circle, it is ensured that the leaf
The precision for taking turns welding, compared to the molding mode using monoblock cast, the mode of assembled welding provided by the present invention not only technique
Step is simple, while can also ensure that the surface quality of the blade.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of blade of the invention；
Fig. 2 is another structural schematic diagram of blade of the invention；
Fig. 3 is the structural schematic diagram of engine blade assembling clamp of the invention；
Fig. 4 is the schematic cross-section of engine blade assembling clamp of the invention；
Fig. 5 is the usage state diagram of engine blade assembling clamp assembly blade of the invention.
[description of symbols]
1- blade, 2- location hole, 3- locating slot, 4- disc base, 5- annular ledge, the first positioning ring of 6-, 7- positioning pin,
The second positioning ring of 8-, 9- dial framework, the first detection device of 10-, 11- second detection device, 12- third detection device, 13- transmission
Block, the second bolt of 14-, the first bolt of 15-, the first lock-screw of 16-, 17- locating shaft, the second lock-screw of 18-, 19- annular
Boss.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
The present invention is directed to existing problem, provides a kind of engine blade assembling clamp, the structure of the blade 1 is as schemed
Shown in 1 and Fig. 2, the side of the blade 1 is provided with location hole 2, and there are two the settings of location hole 2, two location holes 2
It shifts to install, the other side of the blade 1 is provided with locating slot 3 along the vertical direction, and the blade 1 is in certain radian, multiple
The blade 1 can be assembled into impeller by the blade assembling clamp.The blade 1 is during assembly, in order to guarantee
Assembled precision, needs to position the center of circle of the blade 1 and angle.The engine blade provided by the invention is assembled
Fixture, can the center of circle to the blade and angle accurately positioned, weld to form impeller with wax after positioning, then pass through inspection
It surveys device to detect the circularity of the impeller and the flatness of top surface, it is ensured that the accuracy of manufacture of impeller.Compared to using whole
The molding mode of casting, not only processing step is simple for the mode of assembled welding provided by the present invention, while can also ensure that institute
State the surface quality of blade.
As shown in figure 3, the engine blade assembling clamp, including disc base 4, the disc base 4 are equipped with
First positioning ring 6, first positioning ring 6 and the disc base 4 are concentric, and the section of first positioning ring 6 is ladder
Type, first positioning ring 6 are along the circumferential direction evenly equipped with multiple positioning pins 7, multiple positioning pins 7 on the inside of the blade
Locating slot cooperation positioning；Annular convex platform 19, the annular convex platform 19 and first positioning are additionally provided on the disc base 4
Ring 6 is concentric, and the annular convex platform 19 is located at the outside of first positioning ring 6, and the annular convex platform 19 is used to support fixed
The leaf margin in position 1 outside of blade；Annular ledge 5 is provided on the disc base 4, the annular ledge 5 is located at the ring
The outside of shape boss 19, the annular ledge 5 and the annular convex platform 19 are concentric, and the annular ledge 5 is along the circumferential direction equal
Multiple latch assemblies are furnished with, each latch assembly includes fastening screw and lock-screw, and the fastening screw is radially
Direction is plugged on the side wall of the annular ledge 5, and the location hole 2 in 1 outside of insertion end and blade of the fastening screw cooperates
Positioning, the top or bottom of the annular ledge 5 is arranged in the lock-screw, for locking the fastening screw；It is described
The center of disc base is provided with locating shaft 17, and the first positioning step is provided on the locating shaft 17, and described first is fixed
The second positioning ring 8 is arranged with outside the step of position, second positioning ring 8 is located at the surface of first positioning ring 6, and described first
Positioning ring 6 is used for the positioning of the vane tip.
First positioning ring 6, annular convex platform 19 and annular ledge 5 is concentric and successively setting outward, described first is fixed
Inner edge of the position ring 6 for 1 bottom of blade described in positioning support, the annular convex platform 19 are used to support the outer of 1 bottom of blade
Edge, the center of the disc base 4 are provided with locating shaft 17, the first positioning step, institute are provided on the locating shaft 17
It states and is arranged with the second positioning ring 8 outside the first positioning step, second positioning ring 8 is located at the surface of first positioning ring 6,
Positioning of second positioning ring 8 for 1 top of blade, first positioning ring 6 and the second positioning ring 8 are used for the leaf
The positioning in 1 center of circle of piece, it is ensured that the center of circle of impeller and the center of circle of the disc base 4 after assembled are consistent.
After a piece of blade 1 therein is placed on first positioning ring 6 and annular convex platform 19, described in pushing
Fastening screw is inserted into the positioning hole in 1 outside of blade, it is ensured that it is fixed that the upper and lower end of the inner edge of blade is close to described first respectively
Position ring 6 and the second positioning ring 8, then positioning and locking, the positioning are carried out to the fastening screw by rotating the lock-screw
Bolt is for positioning the angle of the blade 1.
First positioning ring 6 is provided on heretofore described disc base 4, the section of first positioning ring 6 is set
It is set to step type, for the inner edge of 1 bottom of blade to be supported and positioned, described first is fixed in the section of the step type
Position ring 6 is along the circumferential direction also evenly equipped with multiple positioning pins 7, the cooperation pair of locating slot 3 of the positioning pin 7 and 1 inside of blade
The angle of the blade 1 is positioned, and the setting of the ladder on first positioning ring 6 is used for the positioning in the blade center of circle.
Annular convex platform 19 is additionally provided on heretofore described disc base 4, the annular convex platform 19 is located at first positioning ring 6
Outside and, the annular convex platform 19 support for blade 1 outer rim concentric with first positioning ring 6, described first
Positioning ring 6 and the annular convex platform 19 cooperate for the support and positioning to 1 bottom of blade.The annular convex platform 19 can be with
It is integrally formed with the disc base 4, the annular convex platform 19 is provided separately with first positioning ring 6.
Wherein, the annular ledge 5 is along the circumferential direction evenly equipped with multiple latch assemblies, and each latch assembly includes
First bolt 15 and the second bolt 14 and the first lock-screw 16 and the second lock-screw 18, first bolt 15 and second are inserted
Pin 14 is plugged on the side wall of the annular ledge 5 along radial direction, and first bolt 15 is arranged in second bolt
14 top, and first bolt 15 and the second bolt 14 shift to install；First lock-screw 16 is arranged in the circle
It tries to get to the heart of a matter the upper surface of seat 4, for locking first bolt 15；Second lock-screw 18 is arranged in the disc base 4
Lower surface, for locking second bolt 14.In order to avoid the blade 1 shakes, it is ensured that the angle of the blade 1
The accuracy for spending positioning, first bolt 15 and the second bolt 14 are shifted to install, when first bolt 15 be inserted into it is described
After the first positioning hole of blade 1, positioning and locking is carried out to first bolt 15 by rotating first lock-screw 16,
After second bolt 14 is inserted into the second location hole of the blade 1, by rotating second lock-screw 18 to described
Second bolt 14 carries out positioning and locking.
First bolt 15 and the second bolt 14 be inserted into first positioning hole and the second location hole in 1 outside of the blade with
And the positioning pin 7 positions the angle of the blade 1 with the cooperation of locating slot 3 on the inside of the blade.Described first is fixed
Position ring 6 and annular convex platform 19 are supported positioning to the bottom of the blade 1, and described first determines ring 6, the second positioning ring 8 is used for
The center of circle of the blade 1 is positioned.
Wherein, the insertion end of first bolt 15 and the second bolt 14 is set as taper, and the location hole of the blade 1 is set
It is set to the taper hole with insertion end shape cooperation.It is taper, institute by the insertion end of first bolt 15 and the second bolt 14
Stating the location hole on blade 1 is taper hole.
After spelling blade 1 described in multi-disc for impeller, need to examine the circularity of the impeller and the flatness of top surface
It surveys, to ensure splicing accuracy.The detection device specifically:
As shown in figure 5, being additionally provided with the second positioning step on the locating shaft 17, second positioning step is arranged in institute
The top of the first positioning step is stated, dial framework 9 is arranged with outside second positioning step, is provided with the first detection on the dial framework 9
Device 10, second detection device 11 and third detection device 12, first detection device 10 and second detection device 11 are arranged
In the first end of the dial framework 9, the second end of the dial framework 9, the first detection dress is arranged in the third detection device 12
Set 10 and second detection device 11 be respectively used to detection it is assembled after impeller inner ring and outer ring top surface flatness, the third
Detection device 12 is used to detect the circularity of the impeller after the assembling, and first detection device 10 includes the first micrometer and the
One lock-screw, first lock-screw is for locking first micrometer；The second detection device 11 includes second
Micrometer and the second lock-screw, second lock-screw is for locking second micrometer；The third detection device
Including third micrometer, third lock-screw and drive block 13, the drive block 13 is connect with the dial framework 9 by shaft, institute
The side wall of the impeller is withstood in the one end for stating drive block 13, and the other end of the drive block 13 withstands the bottom of the third micrometer
Portion, one end and the other end of the drive block are vertically arranged.
First detection device 10 is used to detect the flatness of impeller inner ring top surface, and the second detection device 11 is used for
The flatness for detecting impeller outer ring top surface, by rotate the dial framework 9, first micrometer and the second micrometer respectively along
The top slide one of the top of the inner ring and outer ring is enclosed, and is known that the inner ring or outer according to the jerk value of the micrometer
Whether that encloses is smooth, if out-of-flatness needs to readjust the positioning for the position impeller beated at this.In addition to the impeller
Outside the flatness of top surface is detected, it is also necessary to be detected to the circularity of the impeller, the detection of the circularity is substantially
Detect whether each described blade angle positioning meets the requirements.The detection of the circularity is by the third detection device 12 real
Existing, the third detection device 12 includes third micrometer, third lock-screw and drive block 13, the drive block 13 with it is described
Dial framework 9 is connected by shaft, and the side wall of the impeller, the other end top of the drive block 13 are withstood in one end of the drive block 13
State the bottom of third micrometer in residence.As shown in Fig. 2, being carried out since the circularity on the cylindrical surface of impeller cannot directly adopt micrometer
Detection, therefore detected indirectly using the drive block 13, the side wall of the impeller, institute are withstood in one end of the drive block 13
It states drive block 13 and the dial framework 9 to be rotatablely connected by shaft, be enclosed by rotating the dial framework 9 one, if the circle of the impeller
If cylinder is not smooth, the drive block 13 can carry out small rotation along the shaft, the drive block 13 it is another
The bottom of the third micrometer is withstood at end, and when the drive block 13 rotates, the other end of the drive block 13 can be swung,
The rotation is passed to the micrometer by described swing, and certain bounce can occur for the micrometer.The first detection dress
Setting 10, second detection device 11 and third detection device 12 can separate and be detected, and can also be detected simultaneously.
Wherein, the dial framework 9, second positioning ring 8 and the locating shaft 17 are clearance fit.By the dial framework 9 and
Second positioning ring 8 is set as being clearance fit with the locating shaft 17, and the annular ledge 5 and the fixation of the first positioning ring 6 are set
Set on the disc base, when after testing, after the positioning accuracy of the assembly impeller meets the requirements, to the blade into
Row welding forms impeller, then removes dial framework 9 and the second positioning ring 8, two rows of bolts of outer ring are exited, and takes out impeller.
Using engine blade assembling clamp provided by the present invention, can the center of circle to the blade and angle carry out it is quasi-
It determines position, is welded to connect to form impeller again after positioning, compared to the mode of existing integral casting forming, the present invention is using assembled
The mode of welding can be improved the surface quality of entire blade.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of engine blade assembling clamp, which is characterized in that including disc base, on the disc base from inside to outside according to
It is secondary to be equipped with the first positioning ring, annular convex platform and annular ledge, the disc base, the first positioning ring, annular convex platform and annular branch
Seat is concentric, and the section of first positioning ring is step type, and first positioning ring is along the circumferential direction evenly equipped with multiple positioning
Locating slot on the inside of pin, multiple positioning pins and the blade, which cooperates, to be positioned；
The annular convex platform is located at the outside of first positioning ring, and the annular convex platform is used to support the positioning blade outer rim
Bottom；
The annular ledge is located at the outside of the annular convex platform, and the annular ledge is along the circumferential direction evenly equipped with multiple bolt groups
Part, each latch assembly include fastening screw and lock-screw, and the fastening screw is radially plugged in described
On the side wall of annular ledge, the insertion end of the fastening screw and the location hole of blade outboard cooperate positioning, the lock-screw
The top or bottom of the annular ledge are set, for locking the fastening screw；
The center of the disc base is provided with locating shaft, is provided with the first positioning step on the locating shaft, and described
It is arranged with the second positioning ring outside one positioning step, second positioning ring is located at the surface of first positioning ring, and described the
One positioning ring is used for the positioning of the vane tip.
2. engine blade assembling clamp according to claim 1, which is characterized in that the fastening screw includes first
Bolt and the second bolt, the lock-screw include the first lock-screw and the second lock-screw, first bolt and second
Bolt is arranged on the side wall of the annular ledge, and the top of second bolt, and described is arranged in first bolt
One bolt and the second bolt shift to install；The upper surface of the disk is arranged in first lock-screw, described for locking
First bolt；The lower surface of the disk is arranged in second lock-screw, for locking second bolt.
3. engine blade assembling clamp according to claim 2, which is characterized in that first bolt and the second bolt
Insertion end be set as taper, the location hole of the blade is set as the taper hole cooperated with the insertion end shape.
4. engine blade assembling clamp according to claim 1, which is characterized in that be additionally provided on the locating shaft
The top of first positioning step, the second positioning step housing is arranged in two positioning steps, second positioning step
Equipped with dial framework, the first detection device, second detection device and third detection device, first detection are provided on the dial framework
The first end of the dial framework is arranged in device and second detection device, and the third detection device is arranged in the second of the dial framework
End, first detection device and second detection device are respectively used to the top surface of the inner ring and outer ring of the impeller after detection assembly
Flatness, the third detection device be used to detect it is described it is assembled after impeller circularity, first detection device includes the
One micrometer and the first lock-screw, first lock-screw is for locking first micrometer；The second detection dress
It sets including the second micrometer and the second lock-screw, second lock-screw is for locking second micrometer；Described
Three detection devices include third micrometer, third lock-screw and drive block, and the drive block and the dial framework are connected by shaft
It connects, the side wall of the impeller is withstood in one end of the drive block, and the other end of the drive block withstands the third micrometer
Bottom, the third lock-screw is for locking the third micrometer.
5. engine blade assembling clamp according to claim 1, which is characterized in that the annular convex platform and the disk
Pedestal is integrally formed.
6. engine blade assembling clamp according to claim 4, which is characterized in that the dial framework, second positioning
Ring and the locating shaft are clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910780629.5A CN110405401A (en) | 2019-08-22 | 2019-08-22 | A kind of engine blade assembling clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910780629.5A CN110405401A (en) | 2019-08-22 | 2019-08-22 | A kind of engine blade assembling clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110405401A true CN110405401A (en) | 2019-11-05 |
Family
ID=68368291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910780629.5A Withdrawn CN110405401A (en) | 2019-08-22 | 2019-08-22 | A kind of engine blade assembling clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110405401A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975250A (en) * | 2021-03-03 | 2021-06-18 | 浙江马尔风机有限公司 | Welding tool for fan mesh enclosure tool |
| CN113447272A (en) * | 2021-05-27 | 2021-09-28 | 中国航发南方工业有限公司 | Aeroengine blade subassembly anchor clamps |
| CN114833303A (en) * | 2022-05-16 | 2022-08-02 | 湖南宝钺新材料科技有限公司 | Turbine disc positioning forming and measuring method |
| CN115008111A (en) * | 2022-08-09 | 2022-09-06 | 江苏阿莫斯燃气轮机有限公司 | Welding tool clamp for gas turbine blade assembly |
-
2019
- 2019-08-22 CN CN201910780629.5A patent/CN110405401A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975250A (en) * | 2021-03-03 | 2021-06-18 | 浙江马尔风机有限公司 | Welding tool for fan mesh enclosure tool |
| CN113447272A (en) * | 2021-05-27 | 2021-09-28 | 中国航发南方工业有限公司 | Aeroengine blade subassembly anchor clamps |
| CN113447272B (en) * | 2021-05-27 | 2022-06-07 | 中国航发南方工业有限公司 | Aeroengine blade subassembly anchor clamps |
| CN114833303A (en) * | 2022-05-16 | 2022-08-02 | 湖南宝钺新材料科技有限公司 | Turbine disc positioning forming and measuring method |
| CN115008111A (en) * | 2022-08-09 | 2022-09-06 | 江苏阿莫斯燃气轮机有限公司 | Welding tool clamp for gas turbine blade assembly |
| CN115008111B (en) * | 2022-08-09 | 2022-10-21 | 江苏阿莫斯燃气轮机有限公司 | Gas turbine blade subassembly welding frock clamp |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20191105 |
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| WW01 | Invention patent application withdrawn after publication |