CN-120177028-B - High-speed rotor test device based on non-contact magnetic coupling

CN120177028BCN 120177028 BCN120177028 BCN 120177028BCN-120177028-B

Abstract

The invention belongs to the technical field of high-speed rotor test devices, in particular to a high-speed rotor test device based on a non-contact magnetic coupling, which comprises a bottom plate, wherein one side of the upper surface of the bottom plate is fixedly connected with a stand column, one side of the stand column is fixedly provided with an adjusting mechanism, the outer surface of the adjusting mechanism is in threaded connection with an upper plate, one side of the upper plate is fixedly provided with a first motor, the output end of the first motor is fixedly connected with a first threaded rod, the outer surface of the first threaded rod is in threaded connection with a movable plate, the edge of the upper surface of the movable plate is fixedly connected with a driving mechanism, a magnetic ring is arranged on the periphery of a rotor through a fixing mechanism, an electromagnet is arranged in the magnetic ring, the position of the magnetic ring is measured through a measuring rule, the position of the magnetic ring is adjusted through a sliding plate, and the magnetic force is controlled, so that the magnetic force generated by the magnetic force and the repulsive force between a driving magnetic disc and a driven magnetic disc are mutually offset, and the rotation stability of the magnetic field is guaranteed.

Inventors

MA LIANG
BAI RUOCHEN
YAN CHANGSHENG
ZOU FEI
Cao tianze
ZHANG ZHENYU
ZHANG GUOQIANG
ZHANG LEI
MA SEN
WANG YAN

Assignees

中国船舶集团有限公司第七〇三研究所

Dates

Publication Date: 20260508
Application Date: 20250324

Claims (6)

1. The high-speed rotor test device based on the non-contact magnetic coupling is characterized by comprising a bottom plate (1), wherein one side of the upper surface of the bottom plate (1) is fixedly connected with a stand column (2), one side of the stand column (2) is fixedly provided with an adjusting mechanism, the outer surface of the adjusting mechanism is in threaded connection with an upper plate (3), one side of the upper plate (3) is fixedly provided with a first motor (4), the output end of the first motor (4) is fixedly connected with a first threaded rod (5), the outer surface of the first threaded rod (5) is in threaded connection with a movable plate (6), the edge of the upper surface of the movable plate (6) is fixedly connected with a driving mechanism, the middle part of the upper surface of the movable plate (6) is in sliding connection with a stabilizing mechanism, the edge of the upper surface of the bottom plate (1) is fixedly connected with a machine body (7), and the bottom end of the inner side of the machine body (7) is fixedly connected with a protection mechanism; The stabilizing mechanism comprises a sliding plate (8), the lower surface of the sliding plate (8) is slidably connected to the middle of the upper surface of the movable plate (6), a magnetic ring (9) is fixedly connected to the inside of the sliding plate (8), a storage box (10) is fixedly connected to the upper surface of the magnetic ring (9), and measuring gauges (11) are slidably connected to two sides of the storage box (10); The adjusting mechanism comprises a second motor (14), one side of the second motor (14) is fixedly arranged on one side of the upright post (2), the output end of the second motor (14) is fixedly connected with a transmission part (15), one side of the transmission part (15) is fixedly connected with a second threaded rod (16), and the outer surface of the second threaded rod (16) is in threaded connection with the middle part of the lower surface of the movable plate (6); the driving mechanism comprises a vertical plate (17), the lower surface of the vertical plate (17) is fixedly connected to the edge of the upper surface of the movable plate (6), one side of the vertical plate (17) is fixedly connected with a third motor (18), the output end of the third motor (18) is fixedly connected with a first connecting piece (19), and one side of the first connecting piece (19) is connected with a driving magnetic disc (20) through a first bolt thread; The protection mechanism comprises an air cylinder (21), one end of the air cylinder (21) is fixedly connected to the bottom end of the inner side of the machine body (7), the output end of the air cylinder (21) is fixedly connected with a moving block (22), the upper surface of the moving block (22) is fixedly connected with an electric push rod (23), the top end of the electric push rod (23) is fixedly connected with an attraction plate (24), and the upper surface of the attraction plate (24) is fixedly connected with an electromagnetic block (25).
2. The high-speed rotor test device based on the non-contact magnetic coupling, which is disclosed in claim 1, is characterized in that a clamping rod (12) is fixedly connected to the inner side of the measuring scale (11), and clamping rings (13) matched with the clamping rod (12) are fixedly connected to the two sides of the upper surface of the storage box (10).
3. The high-speed rotor test device based on the non-contact magnetic coupling of claim 1, wherein sliding rails (26) are fixedly connected to two sides of the upper surface of the upper plate (3), sliding blocks (27) are slidably connected to the outer surfaces of the sliding rails (26), and the upper surface of each sliding block (27) is fixedly connected to one side of the lower surface of the movable plate (6).
4. The high-speed rotor test device based on the non-contact magnetic coupling, as set forth in claim 1, is characterized in that a second connecting piece (28) is fixedly connected to the middle part of the inner side of the machine body (7), and a driven magnetic disk (29) is connected to one side of the second connecting piece (28) through a second bolt thread.
5. The high-speed rotor test device based on the non-contact magnetic coupling of claim 1, wherein springs (30) are fixedly connected to two sides of the upper surface of the sliding plate (8), inserting rods (31) are fixedly connected to the top ends of the springs (30), and a plurality of holes and grooves matched with the inserting rods (31) are formed in two sides of the upper surface of the moving plate (6).
6. The high-speed rotor test device based on the non-contact magnetic coupling of claim 1, wherein square grooves are formed in two sides of the bottom plate (1), a first baffle frame (32) is connected inside the square grooves in a sliding mode, and a second baffle frame (33) is connected to one side of the first baffle frame (32) in a sliding mode.

Description

High-speed rotor test device based on non-contact magnetic coupling Technical Field The invention belongs to the technical field of high-speed rotor test devices, and particularly relates to a high-speed rotor test device based on a non-contact magnetic coupling. Background The high-speed rotor is a rotating part with very high rotating speed in the running process, is commonly used in equipment such as aeroengines, gas turbines, high-speed motors and the like, the high-speed rotor test device is special equipment for testing the performance and reliability of the high-speed rotor, can simulate the high-speed rotating working condition, measure the vibration, the temperature, the stress and other parameters of the rotor, evaluate the design and the manufacturing quality of the rotor, verify the stability and the durability of the rotor at the high rotating speed, and the magnetic coupling is a non-contact coupling for transmitting torque by utilizing magnetic force, realizes power transmission by magnetic field coupling between a driving end permanent magnet and a driven end permanent magnet, has the advantages of no abrasion, vibration reduction, overload protection and the like, and is a more flexible connecting mode compared with the traditional hard-connection coupling. But in actual application, magnetic coupling is under the limited circumstances of volume, and the moment of torsion of conduction is less relatively, takes place the step-out easily, influences experimental stability and precision, and when magnetic coupling magnetic force withdraws, is dropped easily by test rotor and damages, simultaneously, current test device only can carry out centering test, and test function is comparatively single, is difficult to satisfy the demand of comprehensive evaluation high-speed rotor performance. Therefore, the invention provides a high-speed rotor test device based on a non-contact magnetic coupling. Disclosure of Invention In order to overcome the deficiencies of the prior art, at least one technical problem presented in the background art is solved. The technical scheme includes that the high-speed rotor testing device based on the non-contact magnetic coupling comprises a bottom plate, wherein one side of the upper surface of the bottom plate is fixedly connected with a stand column, one side of the stand column is fixedly provided with an adjusting mechanism, the outer surface of the adjusting mechanism is in threaded connection with an upper plate, one side of the upper plate is fixedly provided with a first motor, the output end of the first motor is fixedly connected with a first threaded rod, the outer surface of the first threaded rod is in threaded connection with a movable plate, the edge of the upper surface of the movable plate is fixedly connected with a driving mechanism, the middle of the upper surface of the movable plate is in sliding connection with a stabilizing mechanism, the edge of the upper surface of the bottom plate is fixedly connected with a machine body, and the bottom end of the inner side of the machine body is fixedly connected with a protecting mechanism; the stabilizing mechanism comprises a sliding plate, the lower surface of the sliding plate is slidably connected to the middle of the upper surface of the moving plate, a magnetic ring is fixedly connected to the inside of the sliding plate, a storage box is fixedly connected to the upper surface of the magnetic ring, and measuring scales are slidably connected to the two sides of the storage box. The inside fixedly connected with clamping rod of measuring tape, the both sides of receiver upper surface all fixedly connected with clamping rod looks adaptation snap ring. The adjusting mechanism comprises a second motor, one side of the second motor is fixedly arranged on one side of the upright post, the output end of the second motor is fixedly connected with a transmission part, one side of the transmission part is fixedly connected with a second threaded rod, and the outer surface of the second threaded rod is in threaded connection with the middle of the lower surface of the movable plate. The driving mechanism comprises a vertical plate, the lower surface of the vertical plate is fixedly connected to the edge of the upper surface of the movable plate, one side of the vertical plate is fixedly connected with a third motor, the output end of the third motor is fixedly connected with a first connecting piece, and one side of the first connecting piece is connected with a driving magnetic disc through a first bolt thread. The protection mechanism comprises a cylinder, one end of the cylinder is fixedly connected with the bottom end of the inner side of the machine body, the output end of the cylinder is fixedly connected with a moving block, the upper surface of the moving block is fixedly connected with an electric push rod, the top end of the electric push rod is fixedly connected with an attraction plate, and the u