CN201673026U - Tip rub testing device for rotary blades - Google Patents
Tip rub testing device for rotary blades Download PDFInfo
- Publication number
- CN201673026U CN201673026U CN2010201850439U CN201020185043U CN201673026U CN 201673026 U CN201673026 U CN 201673026U CN 2010201850439 U CN2010201850439 U CN 2010201850439U CN 201020185043 U CN201020185043 U CN 201020185043U CN 201673026 U CN201673026 U CN 201673026U
- Authority
- CN
- China
- Prior art keywords
- blade
- rubs
- tub
- driving shaft
- bumps
- 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.)
- Expired - Lifetime
Links
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a tip tub testing device for rotary blades, which comprises a base, a driving motor arranged on the base, a bearing block support, a clamp seat and test blades. The bearing block support is provided with a driving shaft, the front end of the driving shaft is connected with a small pulley, the rear end is connected with a rub cylinder, tub bosses are evenly distributed on an inner ring of the rub cylinder, a blade clamp and a tub force adjuster for fixing the test blades are arranged on the clamp seat, and a strain gauge and an amplitude sensor are arranged on the test blades. The tip tub testing device adopts casing rotation, a blade to be tested is fixed, the testing device has simple structure, assembly of the blade to be tested, installation of the amplitude sensor and sticking of the strain gauge are convenient, rotation speed and tub force can be adjusted, the tub bosses are easy to replace, testing expense is low, testing time is short, and operation is easy.
Description
Technical field
The utility model relates to a kind of test unit that rubs that bumps, and relates to a kind of rotating vane blade tip particularly and bumps the test unit that rubs.
Background technology
Aeromotor is in development, production and use, and high speed rotor blade tip and casing bump easily and rub and damaged blade, cause engine not use even to scrap.Grasp spinner blade rub because of blade tip and casing the bump degree of damaging, the improvement of efficiency and the reliability of raising engine, traditional way is to allow the rotor rotation in the vacuum test case, allow the casing distortion that itself and spinner blade blade tip are bumped and rub, measure the vibration of rotor blades strain signal with the high speed electrical feedthrough and carry out the blade injury analysis and research.This test unit at first will have the exerciser of the band vacuum tank that can forward 20000r/min at least to, and it is less important special-purpose test rotor and a casing, and the 3rd will have and allow the topworks of casing distortion, and the 4th will have equipment such as high speed electrical feedthrough, test analytical instrument.This test unit complex structure, testing apparatus is many, testing expenses are high, test period is long.
Summary of the invention
The purpose of this utility model be to provide a kind of simple in structure, testing expenses are low, test period is short, processing ease, the rotating vane blade tip of easy installation and removal bumps the test unit that rubs.
Rotating vane blade tip of the present utility model bumps the test unit that rubs and comprises pedestal and the drive motor, bearing bracket, clamping fixture seat and the pilot blade that are arranged on the pedestal, it is characterized in that: described bearing bracket is provided with driving shaft, the front end of driving shaft is connected with small belt pulley, and the rear end is connected with bumps the cylinder that rubs; Bump to be evenly equipped with on the interior ring of the cylinder that rubs and bump the boss that rubs, clamping fixture seat is provided with the blade fixture of fixation test blade and bumps the force regulator that rubs; Pilot blade is provided with foil gauge and amplitude sensor, and drive motor has big belt pulley.
Small belt pulley on the driving shaft is connected by vee belt with the big belt pulley of drive motor.
Rotating vane blade tip of the present utility model bumps the test unit that rubs and adopts the casing rotation, tested vanes fixed is motionless, simple in structure, tested blade loading and unloading, installation amplitude sensor and subsides foil gauge are convenient, rotating speed and to bump the power of rubbing adjustable, bump the boss that rubs and change easily, testing expenses are low, test period is short, processing ease.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among the figure 1, drive motor, 2, big belt pulley, 3, bearing bracket, 4, driving shaft, 5, foil gauge, 6, amplitude sensor, 7, blade fixture, 8, bump the force regulator that rubs, 9, small belt pulley, 10, bump the cylinder that rubs, 11, bump the boss that rubs, 12, pedestal, 13, pilot blade, 14, clamping fixture seat.
Embodiment
Rotating vane blade tip of the present utility model bumps the test unit that rubs and comprises pedestal 2 and the drive motor 1, bearing bracket 3 and the blade fixture 7 that are arranged on the pedestal.Bearing bracket 3 is provided with driving shaft 4, and the front end of driving shaft 4 is connected with small belt pulley 9, and the rear end of driving shaft 4 is connected with bumps the cylinder 10 that rubs, and bumps to be evenly equipped with 12 on the interior ring of the cylinder 10 that rubs and to bump the boss 11 that rubs, and bumps the boss 11 that rubs for cellular.Small belt pulley 9 on the driving shaft 4 and the big belt pulley of drive motor 12 are connected by vee belt.Clamping fixture seat 14 is provided with the blade fixture 7 of fixation test blade 13 and bumps the force regulator 8 that rubs, and 1 square millimeter, 120 Ω paper tinsel formula foil gauges 5 are pasted in pilot blade 13 surfaces, and are fixed with amplitude sensor 6.
During test, configure the rotating speed of drive motor 1, adjust and bump the force regulator 8 that rubs, configure and bump the intensity of rubbing, the foil gauge 5 of pilot blade 13 is connected with external data processor with the lead-in wire of amplitude sensor 6.Drive motor 1 drives and bumps cylinder 9 rotations that rub, bumping the rub blade tip of boss 11 and pilot blade 13 of uniform bumping on the interior ring of the cylinder 9 that rubs bumps and rubs, the distortion of pilot blade 13 is passed to external data processor by the lead-in wire of foil gauge 5 and amplitude sensor 6, thereby obtains pilot blade 11 and bump distortion and the degree of injury that the boss 10 that rubs bumps the generation that rubs.
Claims (2)
1. a rotating vane blade tip bumps the test unit that rubs, comprise pedestal (12) and be arranged on drive motor (1), bearing bracket (3), clamping fixture seat (14) and pilot blade (13) on the pedestal (12), it is characterized in that: described bearing bracket (3) is provided with driving shaft (4), the front end of driving shaft (4) is connected with small belt pulley (9), and the rear end is connected with bumps the cylinder that rubs (10); Bump to be evenly equipped with on the interior ring of the cylinder that rubs (10) and bump the boss that rubs (11), clamping fixture seat (14) is provided with the blade fixture (7) of fixation test blade (13) and bumps the force regulator that rubs (8); Pilot blade (13) is provided with foil gauge (5) and amplitude sensor (6); Drive motor (1) has big belt pulley (2).
2. test unit according to claim 1 is characterized in that: the small belt pulley (9) on the described driving shaft (4) is connected by vee belt with the big belt pulley (2) of drive motor (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201850439U CN201673026U (en) | 2010-05-10 | 2010-05-10 | Tip rub testing device for rotary blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201850439U CN201673026U (en) | 2010-05-10 | 2010-05-10 | Tip rub testing device for rotary blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201673026U true CN201673026U (en) | 2010-12-15 |
Family
ID=43330438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201850439U Expired - Lifetime CN201673026U (en) | 2010-05-10 | 2010-05-10 | Tip rub testing device for rotary blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201673026U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500287A (en) * | 2013-10-16 | 2014-01-08 | 东北大学 | Rotary blade-box rub-impact force determining method |
| CN103528813A (en) * | 2013-10-28 | 2014-01-22 | 东北大学 | Rubbing experimental device of blade-coating machine case |
| CN108414216A (en) * | 2018-06-08 | 2018-08-17 | 哈尔滨电气股份有限公司 | A kind of connecting rod experimental rig of model rotor impact-rub malfunction |
| CN109100068A (en) * | 2018-08-24 | 2018-12-28 | 北京航空航天大学 | Blade-casing touching under complicated contact condition is rubbed power testing experiment device |
-
2010
- 2010-05-10 CN CN2010201850439U patent/CN201673026U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103500287A (en) * | 2013-10-16 | 2014-01-08 | 东北大学 | Rotary blade-box rub-impact force determining method |
| CN103500287B (en) * | 2013-10-16 | 2016-04-20 | 东北大学 | The defining method of rotary blade-box rub-impact force |
| CN103528813A (en) * | 2013-10-28 | 2014-01-22 | 东北大学 | Rubbing experimental device of blade-coating machine case |
| CN108414216A (en) * | 2018-06-08 | 2018-08-17 | 哈尔滨电气股份有限公司 | A kind of connecting rod experimental rig of model rotor impact-rub malfunction |
| CN108414216B (en) * | 2018-06-08 | 2024-03-08 | 哈尔滨电气股份有限公司 | Connecting rod test device for simulating rotor rub-impact fault |
| CN109100068A (en) * | 2018-08-24 | 2018-12-28 | 北京航空航天大学 | Blade-casing touching under complicated contact condition is rubbed power testing experiment device |
| CN109100068B (en) * | 2018-08-24 | 2019-10-29 | 北京航空航天大学 | Blade-casing touching under complicated contact condition is rubbed power testing experiment device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201673026U (en) | Tip rub testing device for rotary blades | |
| CN201600209U (en) | Device for measuring start-up frictional torque of joint bearing | |
| CN206223578U (en) | Cable twists fatigue test device | |
| CN101419126A (en) | Fatigue life test stand for angular contact ball bearing | |
| CN204202792U (en) | A kind of Novel ultrasonic dynamo dynamometer machine | |
| CN106595933A (en) | Test apparatus used for unmanned aerial vehicle motor dynamic tension and torsion | |
| CN204389301U (en) | A kind of child fastener pulling strengrth proving installation | |
| EP2412973A3 (en) | A slip ring unit for direct drive wind turbines | |
| CN219799816U (en) | Rotary test bench for batch testing of axial consistency of seismic sensors | |
| CN107063448A (en) | A kind of device and method of testing for simulating photovoltaic mount vibration frequency | |
| CN205808681U (en) | A kind of wind power yawing brake tester | |
| CN205669464U (en) | A kind of impeller of wind turbine set imbalance test system | |
| CN201314869Y (en) | Simple angular contact ball bearing lubrication test stand | |
| CN104154024B (en) | Realize the test decoupling device of centrifugal blower drive characteristic physical separation | |
| CN208488255U (en) | Multi-parameter bear vibration measurement experiment platform | |
| CN205691606U (en) | A kind of engine speed instrument | |
| CN202393541U (en) | Fan motor tester | |
| CN202119785U (en) | Direct-driven motor rotator speed measuring device | |
| CN106197964A (en) | A kind of assay device of magnetic suspension dual-rotor structure | |
| CN203224360U (en) | Small universal gasoline engine detection table | |
| CN101793505B (en) | Instrument for measuring three-dimensional profile of object | |
| CN104807539A (en) | Impeller blade vibration detecting device | |
| CN106468245B (en) | Wind driven generator dome support frame test device | |
| CN203069610U (en) | Measurement system for excavator rotation speed | |
| CN204226243U (en) | Realize the test decoupling device of the drive characteristic physical separation of centrifugal blower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101215 |