CN113176085A - Aeroengine hot end turbine hollow blade profile detection device - Google Patents
Aeroengine hot end turbine hollow blade profile detection device Download PDFInfo
- Publication number
- CN113176085A CN113176085A CN202110479041.3A CN202110479041A CN113176085A CN 113176085 A CN113176085 A CN 113176085A CN 202110479041 A CN202110479041 A CN 202110479041A CN 113176085 A CN113176085 A CN 113176085A
- Authority
- CN
- China
- Prior art keywords
- blade
- rack
- rotary drum
- sleeve
- detection device
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 238000009434 installation Methods 0.000 claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- 239000012535 impurity Substances 0.000 abstract description 6
- 239000012498 ultrapure water Substances 0.000 abstract description 6
- 229910021642 ultra pure water Inorganic materials 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 239000003610 charcoal Substances 0.000 abstract description 3
- 238000000151 deposition Methods 0.000 abstract description 3
- 230000008034 disappearance Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 5
- 238000002591 computed tomography Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a device for detecting the molded surface of a hollow turbine blade at the hot end of an aircraft engine, which relates to the technical field of automatic detection equipment and comprises a rack, a rotating drum installation part, a dust removal mechanism and a detection mechanism. According to the invention, through arranging the mounting part, impurities such as dust and the like which can be attached to the inner flow channel of the blade to be detected can be removed without disassembly, through arranging the detection mechanism to be matched with the driving motor to drive the moving seat to be accurately positioned on the threaded end surface of the mounting part of the rotary drum, and in the process of fitting the sleeve and the tenon of the blade, ultrapure water is filled into the sleeve, and the sleeve is separated from the water level surface of the water tank under the driving of the output end of the hydraulic cylinder, so that the quality nondestructive rapid detection of each blade without disassembly is further realized; through reading the inside water reading of depositing of counter weight graduated flask of vertical state, whether accurate judgement should wait to examine the interior runner structure of examining the blade has the material disappearance and has quality problems such as long-pending charcoal, and greatly reduce the check out test set cost.
Description
Technical Field
The invention relates to the technical field of automatic detection equipment, in particular to a device for detecting the profile of a hollow turbine blade at the hot end of an aero-engine.
Background
The hot end turbine blade inside the aircraft engine has very bad working conditions, the hot end turbine blade rotates at a high speed under the impact of high-pressure corrosive gas, a hollow structure arranged in an inner flow channel bears huge tensile stress, torsional stress and thermal corrosion under the condition of ensuring a stable heat dissipation state, so that necessary quality detection needs to be carried out after a certain time of use to judge whether materials of the inner flow channel of the blade are lost or carbon deposit is generated, an industrial CT (computed tomography) sectional scanning image method is adopted for the quality detection of the hollow blade, the attenuation coefficient of X-rays is taken as the basis, and three-dimensional information of the blade is established according to sectional images at different positions.
However, the industrial CT tomographic scanning image method adopted in the prior art still has certain disadvantages found in the long-term use process: when the turbine blades are subjected to conventional detection, each blade still needs to be detached from a turbine disc, and the blades are subjected to all dust removal and impurity removal and then are detected one by one, but the blade is detached from the turbine disc, and positioning, fault section scanning and modeling comparison are performed during detection, so that the time for acquiring data in the whole process is long due to more processes; and secondly, although the molded surface structure inside the hollow blade can be subjected to nondestructive measurement, the spatial resolution of the measurement system is low, errors in the comparison process with a standard measurement database are not easy to find in time, and the equipment cost is high.
Disclosure of Invention
The invention aims to provide a device for detecting the profile of a hollow blade of a hot-end turbine of an aircraft engine, which aims to overcome the defects in the prior art.
The utility model provides a hollow blade profile detection device of aeroengine hot junction turbine, includes frame, rotary drum installation department, dust removal mechanism and detection mechanism, the rotary drum installation department passes through the mounting bracket and rotates and set up in the frame, dust removal mechanism installs on the rotary drum installation department to the clearance before detecting is carried out to adnexed dust on the interior runner of blade, detection mechanism installs in the frame, and is used for carrying out the profile state detection of interior runner to the blade.
Preferably, the rotary drum installation department is hollow structure, and the left part on its horizontal direction is divided into smooth terminal surface, and its middle part is the screw thread terminal surface, and its right side part is smooth terminal surface, and the air vent that a plurality of evenly set up is all seted up to the left side part of rotary drum installation department and the terminal surface of middle part, one side is fixed with the spacing direction piece on the inner wall of air vent, and the opposite side is rotated through the torsional spring on the inner wall of air vent and is installed the activity and seal the piece, and the port of dodging has been seted up to the terminal surface of the right side part of rotary drum installation department.
Preferably, the dust removing mechanism comprises a driving motor, a first rack and a piston, the driving motor is mounted on the mounting frame, the output end of the driving motor is connected with a gear, the first rack is slidably arranged on the drum mounting portion and meshed with the gear, and the piston is slidably arranged on the drum mounting portion and fixed to one end of the first rack.
Preferably, the detection mechanism comprises a water tank, a hydraulic cylinder, a movable seat, a counterweight measuring cylinder and a sleeve, the water tank is arranged on the bottom wall of the rack, a movable baffle is rotatably arranged on the left side of the water tank, a water replenishing valve is installed at the right side end of the water tank, the hydraulic cylinder is rotatably installed at the upper end of the water tank, the output end of the hydraulic cylinder is rotatably connected with a pushing block, the other end of the pushing block is fixed on the installation frame, the movable seat is installed on the installation part of the rotary cylinder, a limiting chuck is elastically installed on the movable seat, an air outlet hole matched with the air vent is formed in the movable seat, a follower is rotatably arranged at the other end of the movable seat, a second rack meshed with the gear is fixed at the side end of the follower, the second rack is slidably arranged at the side end of the installation frame, a pushing head, the side end of the counterweight measuring cylinder is arranged on the guide rod in a sliding mode, the side end of the port of the sleeve is communicated with the port of the counterweight measuring cylinder, and a tension spring is arranged between the movable seat and the counterweight measuring cylinder on the guide rod.
Preferably, the first rack and the second rack are parallel to each other.
Preferably, the water level in the water tank is consistent with the tenon end face of the blade.
Preferably, the port of the sleeve is matched with the tenon end face of the blade.
Preferably, when the output end of the hydraulic cylinder is in a furled state, the sleeve is in a vertical state, and when the output end of the hydraulic cylinder is in an extended state, the counterweight measuring cylinder is in a vertical state.
The invention has the advantages that: (1) through the arrangement of a hollow structure, the left side part in the horizontal direction is a smooth end face, the middle part is a rotary drum mounting part with a threaded end face, a piston is driven by a driving motor to be pushed in the rotary drum mounting part, when a pushing head in a moving seat moves to a vent hole position, the pushing head pushes a movable sealing piece in the vent hole to be separated from a limiting guide piece, compressed air in the rotary drum mounting part is instantly sprayed in the opened position, high-speed airflow finally flows out of an air hole on a hollow blade through the air hole on a vent hole, an air outlet hole and an air hole on a turbine disc, impurities such as dust and the like which can be attached to an inner flow passage of the blade to be detected can be removed without disassembly, meanwhile, a detection mechanism is arranged to be matched with the driving motor to drive the moving seat to be accurately positioned on the threaded end face of the rotary drum mounting, the sleeve is driven by the output end of the hydraulic cylinder to be separated from the water level surface of the water tank, so that the nondestructive rapid detection of the quality of each blade without disassembly is further realized;
(2) through reading the inside water reading of depositing of counter weight graduated flask of vertical state, whether accurate judgement should wait to examine the interior runner structure of examining the blade has the material disappearance and has quality problems such as long-pending charcoal, and greatly reduce the check out test set cost.
Drawings
FIG. 1 is a schematic view showing the state of the present invention in a dust-removing state.
FIG. 2 is a schematic view of the present invention in a water-filled state.
Fig. 3 is an enlarged view of a structure at a in fig. 2.
Fig. 4 is an enlarged view of the structure at B in fig. 2.
FIG. 5 is a diagram illustrating the state of the present invention in the reading state.
FIG. 6 is a schematic structural diagram of a turbine disk and a hollow blade to be inspected according to the present invention.
Fig. 7 is an enlarged view of the structure at C in fig. 6.
The device comprises a rack 1, a rotating drum 2, a dust removing mechanism 3, a detection mechanism 4, a mounting frame 5, a vent hole 21, a limit guide piece 22, a torsion spring 23, a movable sealing piece 24, a movable sealing piece 25, a driving motor 31, a rack 32I, a rack 33 piston 34, a gear 401, a water tank 402, a hydraulic cylinder 403, a movable seat 404, a counterweight measuring cylinder 405, a sleeve 406, a movable baffle 406, a water supplementing valve 407, a pushing block 408, a limit chuck 409, an air outlet 410, a guide rod 411, a tension spring 412, a follower 413, a rack 414 and a pushing head 415.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the hollow blade profile detection device for the hot end turbine of the aircraft engine comprises a frame 1, a rotary drum installation part 2, a dust removal mechanism 3 and a detection mechanism 4, wherein the rotary drum installation part 2 is rotatably arranged in the frame 1 through an installation frame 5, the dust removal mechanism 3 is installed on the rotary drum installation part 2 and used for removing dust attached to an inner flow channel of the blade before detection, and the detection mechanism 4 is installed in the frame 1 and used for detecting the profile state of the inner flow channel of the blade.
In this embodiment, the rotary drum installation department 2 is hollow structure, and the left part on its horizontal direction is divided into smooth terminal surface, and its middle part is the screw thread terminal surface, and its right side part is smooth terminal surface, and the air vent 21 that a plurality of evenly set up is all seted up to the left side part of rotary drum installation department 2 and the terminal surface of middle part, one side is fixed with spacing direction piece 22 on the inner wall of air vent 21, and the opposite side is rotated through torsional spring 23 on the inner wall of air vent 21 and is installed activity closed piece 24, and the terminal surface of the right side part of rotary drum installation department 2 has been seted up and has been dodged mouthful 25.
In this embodiment, the dust removing mechanism 3 includes a driving motor 31, a first rack 32 and a piston 33, the driving motor 31 is mounted on the mounting frame 5, an output end of the driving motor 31 is connected with a gear 34, the first rack 32 is slidably disposed on the drum mounting portion 2 and engaged with the gear 34, and the piston 33 is slidably disposed on the drum mounting portion 2 and fixed to one end of the first rack 32.
The drive motor 31 is a servo motor.
In this embodiment, the detecting mechanism 4 includes a water tank 401, a hydraulic cylinder 402, a movable seat 403, a counterweight measuring cylinder 404 and a sleeve 405, the water tank 401 is disposed on the bottom wall of the frame 1, a movable baffle 406 is rotatably disposed on the left side of the water tank 401, a water replenishing valve 407 is mounted on the right side end of the water tank 401, the hydraulic cylinder 402 is rotatably mounted on the upper end of the water tank 401, an output end of the hydraulic cylinder 402 is rotatably connected with a pushing block 408, the other end of the pushing block 408 is fixed on the mounting frame 5, the movable seat 403 is mounted on the drum mounting portion 2, a limiting chuck 409 is elastically mounted on the movable seat 403, an air outlet 410 matched with the air vent 21 is formed in the movable seat 403, a follower 413 is rotatably disposed at the other end of the movable seat 403, a second rack 414 engaged with the gear 34 is fixed at the side end of the follower 413, the second rack 414 is slidably disposed on the side end of the mounting frame 5, the inside of removing seat 403 still has elastic mounting to push away the head 415, is fixed with the guide bar 411 that a plurality of hoop set up on removing seat 403, the side of counter weight graduated flask 404 slides and sets up on guide bar 411, the port side of sleeve 405 is linked together with the port of counter weight graduated flask 404, be provided with extension spring 412 on the guide bar 411 between removing seat 403 and counter weight graduated flask 404.
It should be noted that the water stored in the water tank 401 is ultrapure water, so that the water entering the blade internal lock to be detected is ensured to be free of interference of other impurities.
In the present embodiment, the first rack 32 and the second rack 414 are parallel to each other.
In this embodiment, the water level in the water tank 401 is consistent with the tenon end face of the blade, and under the action of the water replenishing valve 407, it is ensured that the sleeve 405 matched with each blade to be detected is immersed in equal amount of high purity water.
In this embodiment, the port of the sleeve 405 is matched with the tenon end face of the blade, so as to ensure that the stored water in the sleeve 405 cannot flow out from the tenon end face of the blade in the process from the water immersion to the water outlet of the blade.
In addition, when the output end of the hydraulic cylinder 402 is in a closed state, the sleeve 405 is in a vertical state, so that the sleeve 405 moves in the direction of the blade to be detected, and when the output end of the hydraulic cylinder 402 is in an extended state, the counterweight measuring cylinder 404 is in a vertical state, so that the accuracy of the reading of the water stored in the measuring cylinder 404 is ensured.
The working process and principle are as follows: in the using process of the invention, firstly, a turbine disc with blades to be detected is arranged at the left side of a rotary drum mounting part 2, the turbine disc is positioned on the rotary drum mounting part 2 through a limit chuck 409 under the pushing of an external power device, then a driving motor 31 is started to enable an output end of the driving motor to drive a gear 34 to rotate, a driving piston 33 is driven to advance in the rotary drum mounting part 2 under the driving of a rack I32 meshed with the gear 34, when a pushing head 415 in a moving seat 403 moves to a position of a vent hole 21, the pushing head 415 pushes a movable sealing sheet 24 in the vent hole 21 to be separated from a limit guide sheet 22, compressed air in the rotary drum mounting part 2 is instantly sprayed in the opened 21, high-speed air flows out of air holes in the hollow blades through the air holes 21, an air outlet 410 and air holes in the turbine disc, finally flows out of the air holes in the hollow blades, the lower sleeve 405 and a balance weight measuring cylinder 404 pushed by the air flow leave the blades to be detected in the direction of a guide rod 411, simultaneously, removing impurities such as dust and the like which can be attached to the inner flow passage of the blade to be detected;
with the movement of the gear 34 driving the rack gear 414 and the follower 413, after the moving seat 403 moves to the middle threaded end face on the drum mounting part 2, the blade to be detected and the matched sleeve 405 below enter the water tank 401 through the movable baffle 406, at this time, water is filled into the water tank 401 through the water replenishing valve 407, the output rotating speed of the driving motor 31 is reduced, when the blade to be detected is located at the lower end of the turbine, the driving motor 31 is closed, the sleeve 405 below moves up slowly under the pulling force of the tension spring 412 on the guide rod 411, in the process, the water stored in the water tank 401 enters the sleeve 405 through the port of the sleeve 405, the water level line is consistent with the tenon end face of the blade, the sleeve 405 is attached to the end face of the tenon of the blade under the pulling force of the tension spring 412 after being fully soaked with ultrapure water, the hydraulic cylinder 402 is started to extend the output end thereof, and in the flow passage in the sleeve 405 and the blade all flow into the counterweight measuring cylinder 404 in the fully extended state, finally, whether the quality problem exists in the inner flow passage structure of the blade to be detected is judged by reading the storage reading of the ultrapure water in the vertical counterweight measuring cylinder 404;
when the measured reading is matched with the standard reading value, judging that the detected blade has no quality problem;
when the measured reading is larger than the standard value, the detected blade is judged to be missing, and the blade with the problem is pertinently disassembled and maintained;
when the measured reading is smaller than the standard value, the detected blade is judged to have carbon deposit, and the blade with the problem is pertinently disassembled and maintained.
Based on the above, the invention uses the drum installation part 2 with a hollow structure, the left side part of which in the horizontal direction is a smooth end surface and the middle part of which is a threaded end surface, the driving motor 31 drives the piston 33 to advance in the drum installation part 2, when the pushing head 415 in the moving seat 403 moves to the position of the vent hole 21, the pushing head 415 pushes the movable sealing sheet 24 in the vent hole 21 to separate from the limiting guide sheet 22, the compressed air in the drum installation part 2 is instantly sprayed out in the opened 21, the high-speed airflow passes through the vent hole 21, the air outlet 410 and the air hole on the turbine disc and finally flows out from the air hole on the hollow blade, thereby realizing the removal of impurities such as dust and the like which can be attached on the inner flow channel of the blade to be detected without disassembly, and simultaneously, the detection mechanism 4 is arranged to cooperate with the driving motor 31 to drive the moving seat 403 to accurately position on the threaded end surface of the drum installation part 2, in the process of attaching the sleeve 405 to the tenon of the blade, ultrapure water is filled into the sleeve 405, the sleeve 405 is separated from the water level surface of the water tank 401 under the drive of the output end of the hydraulic cylinder 402, and further nondestructive and rapid quality detection of each blade without disassembly is realized;
through reading the inside reading of depositing water of counter weight graduated flask 404 of vertical state, whether accurate judgement should wait to examine the interior runner structure of blade and have the material disappearance and have quality problems such as long-pending charcoal, and greatly reduce the check out test set cost.
It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.
Claims (8)
1. The utility model provides a hollow blade profile detection device of aeroengine hot junction turbine, its characterized in that, includes frame (1), rotary drum installation department (2), dust removal mechanism (3) and detection mechanism (4), rotary drum installation department (2) rotate through mounting bracket (5) and set up in frame (1), dust removal mechanism (3) are installed on rotary drum installation department (2) to be used for carrying out the cleaing away before detecting to adnexed dust on the interior runner of blade, detection mechanism (4) are installed in frame (1), and are used for carrying out the profile state detection of interior runner to the blade.
2. The aircraft engine hot end turbine hollow blade profile detection device according to claim 1, characterized in that: the rotary drum installation department (2) is hollow structure, and the left part on its horizontal direction is divided into smooth terminal surface, and its middle part is the screw thread terminal surface, and its right side part is smooth terminal surface, and air vent (21) that a plurality of evenly set up are all seted up to the left side part of rotary drum installation department (2) and the terminal surface of middle part, one side is fixed with spacing direction piece (22) on the inner wall of air vent (21), and the opposite side is rotated through torsional spring (23) on the inner wall of air vent (21) and is installed activity closure piece (24), and the terminal surface of the right side part of rotary drum installation department (2) has been seted up and has been dodged mouth (25).
3. The aircraft engine hot end turbine hollow blade profile detection device according to claim 1, characterized in that: dust removal mechanism (3) include driving motor (31), rack (32) and piston (33), driving motor (31) are installed on mounting bracket (5), and the output of driving motor (31) is connected with gear (34), rack (32) slide set up on rotary drum installation department (2) and with gear (34) mesh mutually, piston (33) slide set up in rotary drum installation department (2) and fixed mutually with the one end of rack (32).
4. The aircraft engine hot end turbine hollow blade profile detection device according to claim 1, characterized in that: the detection mechanism (4) comprises a water tank (401), a hydraulic cylinder (402), a moving seat (403), a counterweight measuring cylinder (404) and a sleeve (405), the water tank (401) is arranged on the bottom wall of the rack (1), a movable baffle (406) is rotatably arranged on the left side of the water tank (401), a water supplementing valve (407) is arranged at the right side end of the water tank (401), the hydraulic cylinder (402) is rotatably arranged at the upper end of the water tank (401), the output end of the hydraulic cylinder (402) is rotatably connected with a pushing block (408), the other end of the pushing block (408) is fixed on the mounting rack (5), the moving seat (403) is arranged on the drum mounting part (2), a limiting chuck (409) is elastically arranged on the moving seat (403), an air outlet hole (410) matched with the air vent (21) is formed in the moving seat (403), and a follower (413) is rotatably arranged at the other end of the moving seat (403), the side of follower (413) is fixed with two (414) of rack that mesh mutually with gear (34), two (414) of rack slide to set up on the side of mounting bracket (5) is served, and the inside of removing seat (403) still elastic mounting has top pusher (415), removes and is fixed with guide bar (411) that a plurality of hoop set up on seat (403), the side of counter weight graduated flask (404) slides and sets up on guide bar (411), the port side of sleeve (405) is linked together with the port of counter weight graduated flask (404), be provided with extension spring (412) on guide bar (411) between removing seat (403) and counter weight graduated flask (404).
5. The aircraft engine hot end turbine hollow blade profile detection device according to claim 3, characterized in that: the first rack (32) and the second rack (414) are parallel.
6. The aircraft engine hot end turbine hollow blade profile detection device according to claim 4, characterized in that: the water level in the water tank (401) is consistent with the tenon end face of the blade.
7. The aircraft engine hot end turbine hollow blade profile detection device according to claim 4, characterized in that: the end port of the sleeve (405) is matched with the tenon end face of the blade.
8. The aircraft engine hot end turbine hollow blade profile detection device according to claim 4, characterized in that: when the output end of the hydraulic cylinder (402) is in a folded state, the sleeve (405) is in a vertical state, and when the output end of the hydraulic cylinder (402) is in an extended state, the counterweight measuring cylinder (404) is in a vertical state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110479041.3A CN113176085B (en) | 2021-04-30 | 2021-04-30 | Aeroengine hot end turbine hollow blade profile detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110479041.3A CN113176085B (en) | 2021-04-30 | 2021-04-30 | Aeroengine hot end turbine hollow blade profile detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113176085A true CN113176085A (en) | 2021-07-27 |
| CN113176085B CN113176085B (en) | 2024-01-02 |
Family
ID=76925706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110479041.3A Active CN113176085B (en) | 2021-04-30 | 2021-04-30 | Aeroengine hot end turbine hollow blade profile detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113176085B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188784A (en) * | 2021-04-30 | 2021-07-30 | 江苏江航智飞机发动机部件研究院有限公司 | Detection equipment for hot-end turbine hollow blade |
| CN117030216A (en) * | 2023-06-30 | 2023-11-10 | 河北天启通宇航空器材科技发展有限公司 | Rotor blade finished product detection device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1858560A (en) * | 2006-04-25 | 2006-11-08 | 沈阳黎明航空发动机(集团)有限责任公司 | Device and method for detecting water flow of gas tubine cooling blade |
| CN102539153A (en) * | 2010-12-22 | 2012-07-04 | 中国航空工业集团公司沈阳发动机设计研究所 | Device for detecting flow capacity of passage in turbine blade by adopting fixed volume water flow |
| CN203375919U (en) * | 2013-06-08 | 2014-01-01 | 沈阳黎明航空发动机(集团)有限责任公司 | Detecting and measuring tool for inner flow passage surface of straightening vane |
| CN105387793A (en) * | 2015-10-20 | 2016-03-09 | 西安航空动力股份有限公司 | Compressor blade runner surface profile tolerance detecting device and method |
| CN106050433A (en) * | 2016-06-28 | 2016-10-26 | 中国南方航空工业(集团)有限公司 | High-pressure turbine blade dust control unit and using method thereof |
| CN110553845A (en) * | 2018-05-31 | 2019-12-10 | 科华控股股份有限公司 | Detection apparatus capable of judging circulation capacity of volute flow channel |
| CN111085955A (en) * | 2019-12-25 | 2020-05-01 | 贵阳航发精密铸造有限公司 | Method and clamp for measuring water flow of inner cavity of multi-connected complex hollow turbine blade |
| CN112304625A (en) * | 2020-10-21 | 2021-02-02 | 江苏江航智飞机发动机部件研究院有限公司 | Detection device for turbine blade of aircraft engine |
| CN112378665A (en) * | 2020-12-02 | 2021-02-19 | 江苏江航智飞机发动机部件研究院有限公司 | Airplane engine blade experimental device and detection method |
-
2021
- 2021-04-30 CN CN202110479041.3A patent/CN113176085B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1858560A (en) * | 2006-04-25 | 2006-11-08 | 沈阳黎明航空发动机(集团)有限责任公司 | Device and method for detecting water flow of gas tubine cooling blade |
| CN102539153A (en) * | 2010-12-22 | 2012-07-04 | 中国航空工业集团公司沈阳发动机设计研究所 | Device for detecting flow capacity of passage in turbine blade by adopting fixed volume water flow |
| CN203375919U (en) * | 2013-06-08 | 2014-01-01 | 沈阳黎明航空发动机(集团)有限责任公司 | Detecting and measuring tool for inner flow passage surface of straightening vane |
| CN105387793A (en) * | 2015-10-20 | 2016-03-09 | 西安航空动力股份有限公司 | Compressor blade runner surface profile tolerance detecting device and method |
| CN106050433A (en) * | 2016-06-28 | 2016-10-26 | 中国南方航空工业(集团)有限公司 | High-pressure turbine blade dust control unit and using method thereof |
| CN110553845A (en) * | 2018-05-31 | 2019-12-10 | 科华控股股份有限公司 | Detection apparatus capable of judging circulation capacity of volute flow channel |
| CN111085955A (en) * | 2019-12-25 | 2020-05-01 | 贵阳航发精密铸造有限公司 | Method and clamp for measuring water flow of inner cavity of multi-connected complex hollow turbine blade |
| CN112304625A (en) * | 2020-10-21 | 2021-02-02 | 江苏江航智飞机发动机部件研究院有限公司 | Detection device for turbine blade of aircraft engine |
| CN112378665A (en) * | 2020-12-02 | 2021-02-19 | 江苏江航智飞机发动机部件研究院有限公司 | Airplane engine blade experimental device and detection method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113188784A (en) * | 2021-04-30 | 2021-07-30 | 江苏江航智飞机发动机部件研究院有限公司 | Detection equipment for hot-end turbine hollow blade |
| CN113188784B (en) * | 2021-04-30 | 2024-04-30 | 江苏江航智飞机发动机部件研究院有限公司 | Detection equipment for hot-end turbine hollow blade |
| CN117030216A (en) * | 2023-06-30 | 2023-11-10 | 河北天启通宇航空器材科技发展有限公司 | Rotor blade finished product detection device |
| CN117030216B (en) * | 2023-06-30 | 2024-06-28 | 河北天启通宇航空器材科技发展有限公司 | A finished rotor blade inspection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113176085B (en) | 2024-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113176085A (en) | Aeroengine hot end turbine hollow blade profile detection device | |
| CN102393237B (en) | Water meter calibrating device and method for water meter calibration | |
| CN106643502A (en) | Device and method for measuring distribution characteristics of surface rusting of steel bar | |
| CN113188784B (en) | Detection equipment for hot-end turbine hollow blade | |
| CN110274671A (en) | A kind of compulsory verification device of water supply water meter | |
| CN115979104A (en) | Bolt ball connecting hole included angle detection mechanism | |
| CN104849207A (en) | Novel windscreen wiper friction coefficient test device | |
| CN107677479A (en) | Rectangular type bumer exports measurement apparatus | |
| CN208887812U (en) | A kind of window opener chain detecting tool | |
| CN216665612U (en) | Shield tail grease water scour resistance test device | |
| CN118937333A (en) | An aircraft engine blade surface detection device | |
| CN117686045B (en) | Engine operation machine oil consumption inspection device | |
| CN118168465B (en) | Inner hole measuring instrument for fan driving bracket | |
| CN113834552A (en) | A real-time liquid level gauge that automatically records the highest and lowest floating levels in the past | |
| CN218973542U (en) | Turbine flowmeter with calibration function | |
| CN209512755U (en) | A kind of Woodruff key slots and keyways symmetry degree gauge | |
| CN207439580U (en) | A kind of thumb wheel torque automatic force device | |
| CN113447098A (en) | Accurate calibration equipment of water supply meter | |
| CN218157544U (en) | Laser plastic transmittance measuring device | |
| CN111896442A (en) | Dust concentration measuring instrument for environmental detection | |
| CN206095724U (en) | Automatic sampling device of long -range filter membrane | |
| CN215114350U (en) | Valve clearance inspection frock | |
| CN221572321U (en) | Textile analysis device applying near infrared spectrum technology | |
| CN112233823A (en) | Method and device for measuring cold state performance of control rod drive line | |
| CN221571851U (en) | Sideslip inspection bench measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |