CN220819367U - Magnetic bearing rigidity detection device - Google Patents

Magnetic bearing rigidity detection device Download PDF

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Publication number
CN220819367U
CN220819367U CN202322679102.8U CN202322679102U CN220819367U CN 220819367 U CN220819367 U CN 220819367U CN 202322679102 U CN202322679102 U CN 202322679102U CN 220819367 U CN220819367 U CN 220819367U
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China
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magnetic bearing
screw rod
bearing body
detection
way screw
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CN202322679102.8U
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Chinese (zh)
Inventor
赵宏宇
鲁永生
于永全
王幸福
赵聪聪
刘玉明
谭超
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Qingdao Donghu Green Energy Conservation Research Institute Co ltd
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Qingdao Donghu Green Energy Conservation Research Institute Co ltd
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Abstract

The application relates to a magnetic bearing rigidity detection device, which relates to the technical field of magnetic bearing, and comprises a machine body and a magnetic bearing body to be detected, wherein the machine body is vertically and slidably connected with a detection mechanism for detecting the rigidity of the magnetic bearing body, the machine body comprises a detection table, the detection mechanism is positioned above the detection table, the detection table is horizontally and slidably connected with a plurality of clamps for clamping the magnetic bearing body, the clamps are mutually vertically arranged, the detection table is vertically and slidably connected with an ejection table, and the ejection table is positioned among the clamps. The convenience of disassembling and assembling the magnetic bearing body can be effectively improved when a user detects the rigidity of the magnetic bearing body.

Description

Magnetic bearing rigidity detection device
Technical Field
The application relates to the technical field of magnetic suspension bearings, in particular to a magnetic bearing rigidity detection device.
Background
The magnetic bearing is a novel high-performance bearing. Compared with the traditional ball bearing, sliding bearing and oil film bearing, the magnetic bearing has no mechanical contact, the rotor can reach very high running speed, and the magnetic bearing has the advantages of small mechanical abrasion, low energy consumption, small noise, long service life, no need of lubrication, no oil pollution and the like, and is particularly suitable for special environments such as high speed, vacuum, ultra-clean and the like. The method can be widely applied to the fields of machining, turbine machinery, aerospace, vacuum technology, rotor dynamics characteristic identification, test and the like.
After the processing of the magnetic bearing is finished, before leaving the factory, the rigidity of the magnetic bearing needs to be detected, and then whether the rigidity of the magnetic bearing meets the standard is checked.
To above-mentioned related art, current detection device is comparatively complicated in its structure when the dismouting bearing, places the detection device after with the bearing, and many screw rods are rotated in proper order to the manual mostly need press from both sides the bearing tightly on the testboard, and its dismouting bearing's convenience is lower.
Disclosure of utility model
In order to improve convenience in assembling and disassembling the bearing, the application provides a magnetic bearing rigidity detection device.
The application provides a magnetic bearing rigidity detection device, which adopts the following technical scheme:
The utility model provides a magnetic bearing rigidity detection device, includes the organism and treats the magnetic bearing body that detects, the vertical sliding connection of organism has the detection mechanism who is used for detecting magnetic bearing body rigidity, and the organism is including detecting the platform, and detection mechanism is located the top of detecting the platform, detects a plurality of anchor clamps that are used for pressing from both sides tight magnetic bearing body of platform horizontal sliding connection, and a plurality of anchor clamps mutually perpendicular set up, detect a vertical sliding connection of platform and have an ejector platform, and the ejector platform is located between a plurality of anchor clamps.
By adopting the technical scheme, before detecting the magnetic bearing body, a user firstly places the magnetic bearing body on a detection table, then slides the ejection table to eject the magnetic bearing body to the height of the clamp, then can operate a plurality of clamps to clamp the magnetic bearing body, then can slide the detection mechanism, slides the detection mechanism to a position abutted with the magnetic bearing body, then can electrify the inside of the magnetic bearing body, and further detects the rigidity of the magnetic bearing body; after the detection is finished, a user resets the detection mechanism, then operates the ejection table to move to a position abutting against the lower end part of the magnetic bearing body, then can operate the clamp to remove the fixing of the magnetic bearing body, then continues to operate the ejection table to extend out, and then ejects the magnetic bearing to the outside of the clamp, at this time, the user can conveniently take out the magnetic bearing body, and then the convenience of dismounting the magnetic bearing body is improved when detecting the magnetic bearing body.
Optionally, the fixture includes four clamping plates, and one side that a plurality of clamping plates are close to each other is the arc setting, and wherein two clamping plates set up to counter plate one, and two other clamping plates set up to counter plate two.
Through adopting above-mentioned technical scheme, the user controls the opposite plate and moves to the direction that is close to each other, and then presss from both sides the bearing body between the clamping plate, simple structure, it is convenient to press from both sides tightly.
Optionally, a plurality of clamping plates are close to the horizontal extension of one side of bearing body and have the backup pad, and the backup pad is located the lower tip of clamping plate.
Through adopting above-mentioned technical scheme, a plurality of grip blocks press from both sides tight back with the magnetic bearing body, backup pad and grip block all with the magnetic bearing body butt, and then improve anchor clamps and the area of contact of magnetic bearing body, after the grip block pressed from both sides the magnetic bearing body tightly, the backup pad can play the effect of supporting the lower tip of magnetic bearing body, and then improves the stability of pressing from both sides tight magnetic bearing body.
Optionally, the lower tip of organism rotates and is connected with two-way screw rod one, and one end and the opposite direction board one threaded connection of two-way screw rod one, and the other end and the opposite direction board one threaded connection of two-way screw rod one, the lower tip of organism is equipped with the gag lever post one that passes two opposite direction boards one, and gag lever post one and two-way screw rod one are parallel to each other and set up.
Through adopting above-mentioned technical scheme, the user controls bi-directional screw rod one and rotates and to drive the counter plate and move to be close to each other or the direction of keeping away from each other, and then presss from both sides the magnetic bearing body tightly, simple structure, presss from both sides tightly conveniently.
Optionally, the lower tip rotation of organism is connected with two-way screw rod two, and two-way screw rod two's one end and two threaded connection of counter plate, two threaded connection of another counter plate two's the other end of two-way screw rod, and the lower tip of organism is equipped with the gag lever post two that pass two counter plates two, and gag lever post two and two-way screw rod mutual parallel arrangement, two-way screw rod two and gag lever post two all are located two-way screw rod one's below.
Through adopting above-mentioned technical scheme, the user manipulates two-way screw rod two to rotate and can drive the two direction that are close to each other or keep away from each other of counter plate and remove, and then press from both sides magnetic bearing body tight, simple structure, it is convenient to press from both sides tightly.
Optionally, the organism is vertical to be equipped with ejection cylinder, and the piston rod of ejection cylinder sets up towards detection mechanism's direction, and ejection cylinder's piston rod department and ejection platform fixed connection.
Through adopting above-mentioned technical scheme, before detecting the magnetic bearing body, place the magnetic bearing body in the up end of ejection platform, then can utilize ejecting cylinder to push out the magnetic bearing body to the height of anchor clamps, then can control anchor clamps and press from both sides the magnetic bearing body tightly, after detecting, also can control ejecting cylinder and push out the magnetic bearing body to the height that is higher than anchor clamps, the user of being convenient for takes out the magnetic bearing body, simple structure, ejecting convenience, and then the convenience of user's dismouting magnetic bearing body is improved.
Optionally, the upper end of organism is vertical to be equipped with and detects the cylinder, detects the piston rod setting of cylinder towards the direction of detecting the platform, detects the piston rod department of cylinder and is equipped with thrust disc, is equipped with force sensor between thrust disc and the piston rod of detecting the cylinder.
Through adopting above-mentioned technical scheme, can drive force transducer and thrust disk through detecting the cylinder and remove to the direction that is close to the magnetic bearing body, then can carry out the circular telegram to this internal the magnetic bearing, and then gather the effort of magnetic bearing body to the thrust disk through force transducer, and then detect the rigidity of magnetic bearing body, simple structure detects conveniently.
Optionally, a first motor and a second motor are arranged at the lower end part of the machine body, an output shaft of the first motor is fixedly connected with the first bidirectional screw rod, and an output shaft of the second motor is fixedly connected with the second bidirectional screw rod.
Through adopting above-mentioned technical scheme, the rotation of user manipulation motor one can drive bi-directional screw rod one and rotate, and then drives the opposite direction board and move to the direction that is close to each other, and the rotation of user manipulation motor two can drive bi-directional screw rod two and rotate, and then drives the opposite direction board and move to the direction that is close to each other, and then accomplishes the clamp to the magnetic bearing body, simple structure, control is tight convenient.
In summary, the present application includes at least one of the following beneficial technical effects:
1. Before detecting the magnetic bearing body, a user firstly places the magnetic bearing body on a detection table, then slides a jacking table to jack the magnetic bearing body to the height of a clamp, then can operate a plurality of clamps to clamp the magnetic bearing body, then can slide a detection mechanism, slides the detection mechanism to a position abutted with the magnetic bearing body, then can electrify the magnetic bearing body, and then detects the rigidity of the magnetic bearing body; after the detection is finished, a user resets the detection mechanism, then operates the ejection table to move to a position abutting against the lower end part of the magnetic bearing body, then can operate the clamp to release the fixation of the magnetic bearing body, then continuously operates the ejection table to extend out, and then ejects the magnetic bearing to the outside of the clamp, at the moment, the user can conveniently take out the magnetic bearing body, and the convenience of dismounting the magnetic bearing body is improved when the magnetic bearing body is detected;
2. Before detecting the magnetic bearing body, the magnetic bearing body is arranged on the upper end face of the ejection table, then the magnetic bearing body can be ejected to the height of the clamp by using the ejection cylinder, then the clamp can be operated to clamp the magnetic bearing body, after the detection is finished, the ejection cylinder can be operated to eject the magnetic bearing body to the height higher than the clamp, so that a user can take out the magnetic bearing body conveniently, the structure is simple, ejection is convenient, and convenience in dismounting the magnetic bearing body by the user is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a magnetic bearing stiffness sensing device.
Fig. 2 is a schematic cross-sectional view of a magnetic bearing stiffness sensing device.
Fig. 3 is an enlarged schematic view of the portion a in fig. 2.
Reference numerals illustrate: 100. a magnetic bearing body; 1. a body; 2. a detection table; 3. a clamp; 31. a clamping plate; 311. an opposite plate I; 312. a second opposite plate; 32. a support plate; 4. ejecting the platform; 41. an ejection cylinder; 5. a bidirectional screw I; 51. a first limit rod; 52. a first motor; 6. a two-way screw rod II; 61. a second limiting rod; 62. a second motor; 7. detecting a cylinder; 71. a force sensor; 72. a thrust disc.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses a magnetic bearing rigidity detection device.
Referring to fig. 1 and 2, a magnetic bearing rigidity detecting device comprises a machine body 1 and a magnetic bearing body 100 to be detected, wherein the machine body 1 comprises a detecting table 2, the detecting table 2 is vertically and slidably connected with an ejection table 4 for ejecting the magnetic bearing body 100, the machine body 1 further comprises a plurality of clamps 3 for clamping the magnetic bearing body 100, a user places the magnetic bearing body 100 on the detecting table 2, then manipulates the ejection table 4 to slide out, ejects the magnetic bearing body 100 to the same height as the clamps 3, and then clamps the magnetic bearing body 100; a detection mechanism is arranged above the detection table 2, and a user can operate the detection mechanism to detect the rigidity of the magnetic bearing body 100.
Referring to fig. 2 and 3, when the magnetic bearing body 100 needs to be detected, a user first places the magnetic bearing body 100 on the detection table 2, an ejection cylinder 41 is vertically arranged in the detection table 2, the ejection cylinder 41 is arranged towards the direction of the detection mechanism, and a piston rod of the ejection cylinder 41 is fixedly connected with the ejection table 4; the user manipulates the piston rod of the ejection cylinder 41 to extend, thereby driving the magnetic bearing body 100 to move upward.
Referring to fig. 1 and 3, a plurality of clamps 3 are vertically arranged, wherein each clamp 3 comprises four clamping plates 31, two clamping plates 31 which are oppositely arranged are arranged as an opposite plate one 311, the lower end part of a machine body 1 is rotationally connected with a bidirectional screw one 5, one end of the bidirectional screw one 5 is in threaded connection with the opposite plate one 311, the other end of the bidirectional screw one 5 is in threaded connection with the other opposite plate one 311, the lower end part of the machine body 1 is provided with a limiting rod one 51 which penetrates through the two opposite plates one 311, the limiting rod one 51 is mutually parallel to the bidirectional screw one 5, the lower end part of the machine body 1 is provided with a motor one 52, and an output shaft of the motor one 52 is fixedly connected with the bidirectional screw one 5;
Referring to fig. 1 and 2, two other opposite clamping plates 31 are two opposite plates 312, the lower end of the machine body 1 is rotatably connected with a two-way screw rod two 6, one end of the two-way screw rod two 6 is in threaded connection with the two opposite plates 312, the other end of the two-way screw rod two 6 is in threaded connection with the other two opposite plates 312, the lower end of the machine body 1 is provided with a two-limit rod 61 penetrating through the two opposite plates 312, the two-limit rod 61 and the two-way screw rod two 6 are arranged in parallel, the two-way screw rod two 6 and the two-limit rod 61 are both located below the two-way screw rod one 5, the lower end of the machine body 1 is provided with a two-way motor 62, and an output shaft of the two-way motor 62 is fixedly connected with the two-way screw rod two 6.
The user operates the motor I52 and the motor II 62 to rotate, so that the bidirectional screw rod I5 and the bidirectional screw rod II 6 are driven to rotate, and the device is simple in structure and convenient to operate; further, the first opposite plates 311 are driven to move in the direction of approaching each other, and the second opposite plates 312 are driven to move in the direction of approaching each other; the sides of the four clamping plates 31, which are close to each other, are all arc-shaped, and along with the movement of the clamping plates 31, the clamping plates 31 are all abutted with the magnetic bearing body 100.
Referring to fig. 2 and 3, the side of the clamping plate 31, which is close to the bearing body, is horizontally extended with a supporting plate 32, the supporting plate 32 is located at the lower end of the clamping plate 31, and after the clamping plate 31 clamps the magnetic bearing body 100, the supporting plate 32 abuts against the lower end of the magnetic bearing body 100, so as to increase the contact area between the clamping plate 31 and the magnetic bearing body 100; then, the user can operate the ejection cylinder 41 to restore to the original direction, and further drive the ejection table 4 to move in the direction approaching to the test table.
Referring to fig. 2 and 3, the detection mechanism is vertically slidably connected to the upper end of the machine body 1, the upper end of the machine body 1 is vertically provided with a detection cylinder 7, a piston rod of the detection cylinder 7 is arranged towards the direction of the detection table 2, the detection mechanism comprises a thrust disc 72 and a force sensor 71, the thrust disc 72 is arranged at the piston rod of the detection cylinder 7, and the force sensor 71 is arranged between the thrust disc 72 and the piston rod of the detection cylinder 7; the user manipulates the piston rod of the detection cylinder 7 to extend so as to drive the force sensor 71 and the thrust disc 72 to move towards the direction approaching the magnetic bearing body 100; then, the magnetic bearing body 100 can be electrified, and then the acting force of the magnetic bearing body 100 to the thrust disc 72 is collected through the force sensor 71, so that the rigidity of the magnetic bearing body 100 is detected, and the magnetic bearing is simple in structure and convenient to detect.
After the rigidity detection of the magnetic bearing body 100 is finished, a user can control the piston rod of the detection cylinder 7 to retract, so as to drive the detection mechanism to move in a direction away from the magnetic bearing body 100; then, the user can operate the piston rod of the ejection cylinder 41 to extend, and then drive the ejection table 4 to move towards the direction close to the magnetic bearing body 100, and as the ejection table 4 moves to the position abutting against the magnetic bearing body 100, the user can operate the motor one 52 and the motor two 62 to rotate, and then drive the bidirectional screw one 5 and the bidirectional screw two 6 to rotate, the fixture 3 cancels the fixing of the magnetic bearing body 100, then the user can continuously operate the ejection cylinder 41 to extend continuously, the ejection table 4 ejects the magnetic bearing body 100 to a height higher than the fixture 3, then the user can easily take down the magnetic bearing body 100, the disassembly of the magnetic bearing body 100 is completed, and the convenience of disassembling and assembling the magnetic bearing body 100 is higher.
The implementation principle of the magnetic bearing rigidity detection device provided by the embodiment of the application is as follows: when the rigidity of the magnetic bearing body 100 needs to be detected, a user can extend the piston rod of the ejection cylinder 41, the height of the ejection table 4 is higher than that of the clamp 3, and then the magnetic bearing body 100 is arranged on the upper end surface of the ejection table 4; the magnetic bearing body 100 can also be directly placed on the detection table 2, and the magnetic bearing body 100 is ejected to the height of the clamp 3 through the ejection cylinder 41; then, the motor I52 and the motor II 62 can be operated to rotate, so that the bidirectional screw 5 and the bidirectional screw II 6 are driven to rotate, the clamp 3 is operated to clamp the magnetic bearing body 100, and then the rigidity of the magnetic bearing body 100 can be detected by moving the detection mechanism towards the direction close to the magnetic bearing body 100; after the detection is finished, a user can operate the piston rod of the detection cylinder 7 to retract, and then drive the detection mechanism to restore to the initial position, then the user can operate the clamp 3 to release the fixation of the magnetic bearing body 100, then operate the ejection cylinder 41 to extend, the ejection table 4 holds the magnetic bearing body 100, the magnetic bearing body 100 is ejected to a height higher than the clamp 3, then the user can easily take down the magnetic bearing body 100, and further the convenience of the user for assembling and disassembling the magnetic bearing body 100 is improved.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (8)

1. The utility model provides a magnetic bearing rigidity detection device, includes organism (1) and treats magnetic bearing body (100), its characterized in that: the machine body (1) is vertically connected with a detection mechanism for detecting the rigidity of the magnetic bearing body (100) in a sliding mode, the machine body (1) comprises a detection table (2), the detection mechanism is located above the detection table (2), the detection table (2) is horizontally connected with a plurality of clamps (3) for clamping the magnetic bearing body (100) in a sliding mode, the clamps (3) are perpendicular to each other, the detection table (2) is vertically connected with a jacking table (4) in a sliding mode, and the jacking table (4) is located among the clamps (3).
2. The magnetic bearing stiffness sensing device of claim 1, wherein: the clamp (3) comprises four clamping plates (31), one sides of the clamping plates (31) close to each other are arc-shaped, two clamping plates (31) are arranged to be opposite plates (311), and the other two clamping plates (31) are arranged to be opposite plates (312).
3. The magnetic bearing stiffness sensing device of claim 2, wherein: and a plurality of clamping plates (31) horizontally extend to one side, close to the magnetic bearing body (100), of each clamping plate, and support plates (32) are positioned at the lower end parts of the clamping plates (31).
4. The magnetic bearing stiffness sensing device of claim 2, wherein: the lower end part of the machine body (1) is rotationally connected with a two-way screw rod I (5), one end of the two-way screw rod I (5) is in threaded connection with the opposite plate I (311), the other end of the two-way screw rod I (5) is in threaded connection with the other opposite plate I (311), the lower end part of the machine body (1) is provided with a limiting rod I (51) penetrating through the two opposite plates I (311), and the limiting rod I (51) and the two-way screw rod I (5) are arranged in parallel.
5. The magnetic bearing stiffness sensing device of claim 4, wherein: the lower tip rotation of organism (1) is connected with two-way screw rod two (6), and two-way screw rod two (6) one end and two (312) threaded connection of counter plate, two (312) threaded connection of another counter plate of the other end of two-way screw rod (6), and the lower tip of organism (1) is equipped with two (61) of gag lever post that pass two counter plates two (312), and two (61) of gag lever post and two-way screw rod two (6) mutual parallel arrangement, two-way screw rod two (6) and two (61) of gag lever post all are located two-way screw rod one (5) below.
6. The magnetic bearing stiffness sensing device of claim 1, wherein: the machine body (1) is vertically provided with an ejection cylinder (41), a piston rod of the ejection cylinder (41) is arranged towards the direction of the detection mechanism, and the piston rod of the ejection cylinder (41) is fixedly connected with the ejection table (4).
7. The magnetic bearing stiffness sensing device of claim 1, wherein: the upper end of the machine body (1) is vertically provided with a detection cylinder (7), a piston rod of the detection cylinder (7) is arranged towards the direction of the detection table (2), a thrust disc (72) is arranged at the piston rod of the detection cylinder (7), and a force sensor (71) is arranged between the thrust disc (72) and the piston rod of the detection cylinder (7).
8. The magnetic bearing stiffness sensing device of claim 5, wherein: the lower end part of the machine body (1) is provided with a first motor (52) and a second motor (62), an output shaft of the first motor (52) is fixedly connected with the first bidirectional screw rod (5), and an output shaft of the second motor (62) is fixedly connected with the second bidirectional screw rod (6).
CN202322679102.8U 2023-10-07 2023-10-07 Magnetic bearing rigidity detection device Active CN220819367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322679102.8U CN220819367U (en) 2023-10-07 2023-10-07 Magnetic bearing rigidity detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322679102.8U CN220819367U (en) 2023-10-07 2023-10-07 Magnetic bearing rigidity detection device

Publications (1)

Publication Number Publication Date
CN220819367U true CN220819367U (en) 2024-04-19

Family

ID=90713311

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322679102.8U Active CN220819367U (en) 2023-10-07 2023-10-07 Magnetic bearing rigidity detection device

Country Status (1)

Country Link
CN (1) CN220819367U (en)

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