CN105890858A - Balance disc device applicable to shaft system vibration tests - Google Patents
Balance disc device applicable to shaft system vibration tests Download PDFInfo
- Publication number
- CN105890858A CN105890858A CN201610356537.0A CN201610356537A CN105890858A CN 105890858 A CN105890858 A CN 105890858A CN 201610356537 A CN201610356537 A CN 201610356537A CN 105890858 A CN105890858 A CN 105890858A
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- China
- Prior art keywords
- balance
- balancing frame
- sensor
- vibration test
- balancing
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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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000010355 oscillation Effects 0.000 claims description 19
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/06—Multidirectional test stands
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M1/00—Testing static or dynamic balance of machines or structures
- G01M1/30—Compensating imbalance
- G01M1/32—Compensating imbalance by adding material to the body to be tested, e.g. by correcting-weights
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Balance (AREA)
Abstract
The invention relates to a balance disc device applicable to shaft system vibration tests. The balance disc device comprises a balance disc body and a tapered sleeve; a tapered through hole is formed at the middle of the balance disc body; the tapered sleeve is arranged in the tapered through hole; the balance disc body sleeves a shaft system through the tapered sleeve; the tapered sleeve is fastened to the balance disc body through a locking nut installed at the exterior of the tapered sleeve; one side of the balance disc body is provided with a round boss; the outer end surface of the balance disc body is provided with gear teeth; balance screw holes are formed in the balance disc body between the gear teeth and the round boss; balance bolts are installed in the balance screw holes; and end portions of the balance bolts are provided with balance gaskets and balance nuts. The balance disc device of the invention is simple in structure. With the balance disc device adopted, the installation of balance weights is convenient; space can be saved; and torsional vibration, longitudinal vibration and transverse vibration tests of the shaft system and the field dynamic balance test of the shaft system can be carried out simultaneously. The balance disc device is convenient to move and install. Other positioning devices are not required to be machined on the shaft system.
Description
Technical field
The present invention relates to a kind of experimental rig, specifically shafting vibration test and dynamic balance running
Experimental rig.
Background technology
Torsional oscillation, longitudinal vibration and lateral vibration are oscillation phenomenons common in rotor axial system.Shaft vibration carry out test and
Analyze the inherent characteristic being conducive to unreeling system, and its failure problems is carried out possible estimating and judge.Turn
The imbalance of son is the one of the main reasons that rotating machinery produces lateral vibration, and rotor is carried out spot dynamic balance test
Contribute to reducing axle system oscillation crosswise, it is ensured that machine security smoothly runs.
In shafting vibration field tests, your torsiograph of existing torsional oscillation tester predominantly organic tool formula Geiger and non-connect
Touch torsiograph, the signals collecting of contactless torsiograph is mainly made up of magnetoelectric transducer and fluted disc, axle system
During operating, magnetoelectric transducer induces pulse signal, finally gives torsional oscillation test result through signal transacting.
The measurement of axle system longitudinal vibration, is typically employed at axle system longitudinal thrust face or large end face and installs current vortex displacement sensing
Device, to detect the length travel change of axle system.The measurement of axle system lateral vibration, is typically employed in axle system level or vertical
Eddy current displacement sensor is installed in position, lateral displacement change or orbit of shaft center etc. during to detect the operating of axle system,
For ensureing that enough sensitivity usually requires that the measured axis system diameter eddy-current coils diameter more than 2 times, therefore
For thinner axle system, tend not to directly fasten installation current vortex sensor to measure lateral vibration at axle.
Dynamic balance field at the scene, existing balancing frame is only capable of shaft and carries out unbalanced rectification, and wants to obtain
Obtain shafting vibration relevant information and then need to install attachment device in axle system, the most i.e. add axle system quality,
Change shafting vibration characteristic, be also unfavorable for saving space.
Summary of the invention
It is an object of the invention to provide and both may utilize this device and carry out spot dynamic balance test, it is possible to carry out axle
It it is a kind of balancing frame device that can be used for shafting vibration test of torsional oscillation, longitudinal vibration and lateral vibration test.
The object of the present invention is achieved like this:
A kind of balancing frame device that can be used for shafting vibration test of the present invention, is characterized in that: include that balancing frame is originally
Body, conical sleeve, arrange conical through-hole in the middle part of balancing frame body, arranges conical sleeve in conical through-hole, flat
Weighing apparatus dish body is placed on outside axle system by conical sleeve, conical sleeve by its outside locking nut installed with
Balancing frame body is locked, and the side of balancing frame body arranges round boss, the outer face of balancing frame body
The gear teeth are set, the balancing frame body between the gear teeth and round boss arranges balance screwed hole, balance screwed hole
In balancing bolt is installed, balance gasket and balance nut are installed in balancing bolt end.
The present invention can also include:
1, torsional oscillation test sensor is installed outside gear teeth end face, at round boss one side of balancing frame body
Lateral vibration test sensor is installed outside face, is not provided with round boss side at balancing frame body and longitudinal vibration test is installed
Sensor.
2, torsional oscillation test sensor is magnetoelectric sensor, torsional oscillation test sensor and axle system right angle setting, and
Gap is retained with the gear teeth.
3, longitudinal vibration test sensor is current vortex sensor, and sensor is vertical with balancing frame side pacifies in longitudinal vibration test
Dress, and the balance screwed hole that staggers.
4, lateral vibration test sensor is current vortex sensor, and lateral vibration test sensor is vertical with round boss end face
Install.
5, preferred, balance screwed hole quantity is 18, and is evenly distributed on balancing frame body.
6, preferred, gear teeth quantity is 60, and is evenly distributed in the outermost layer end face of balancing frame body.
Present invention have an advantage that
1, simple in construction, counterweight is added convenient, and counterweight size and setting angle are the most adjustable.
2, save space, shafting torsional oscillation, longitudinal vibration, the test of lateral vibration and spot dynamic balance test can be carried out simultaneously,
Give full play to the effect of balancing frame.
3, installation and conveniently moving, balancing frame uses conical sleeve to fix, it is not necessary to other is fixed to fasten processing at axle
Position device.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the front view of the present invention.
Detailed description of the invention
Illustrate below in conjunction with the accompanying drawings and the present invention be described in more detail:
In conjunction with Fig. 1-Fig. 2, a kind of balancing frame device that can be used for shafting vibration test of the present invention, including balance
Screwed hole 1, the gear teeth 2, conical through-hole 3, balancing frame body 4, balancing bolt 6, balance gasket 9, balance
Nut 10, locking nut 7, round boss 8, conical sleeve 11, axle system 12, torsional oscillation test sensor 5,
Longitudinal vibration test sensor 13 and lateral vibration test sensor 14.Balancing frame body 4 side is provided with round boss 8,
Balancing frame body 4 outermost layer end face is toothed around 2, and the center of balancing frame body 4 is provided with conical through-hole 3,
The internal layer of the gear teeth 2 is provided with balance screwed hole 1, and balance screwed hole 1 is provided with balancing bolt 6, balancing bolt
6 other ends are provided with balance gasket 9 and balance nut 10, and balance screwed hole 1 is evenly distributed on balancing frame originally
On body 4, the gear teeth 2 are evenly distributed on the outermost layer end face of balancing frame body 4.
Balancing frame body 4 is fixed in axle system 12 by conical sleeve 11, and conical sleeve 11 passes through locking screw
Female 7 are locked.In order to carry out shafting torsional oscillation signals collecting, torsional oscillation is installed outside the gear teeth 2 end face
Test sensor 5, torsional oscillation test sensor 5 is magnetoelectric sensor, and axle system 12 right angle setting, and with
The gear teeth 2 retain certain gap, and when balancing frame operates with axle system, torsional oscillation test sensor 5 induces pulse
Signal, finally gives torsional oscillation test result through signal disposal and analysis.Adopt to carry out axle system longitudinal vibration signal
Collection, installs longitudinal vibration test sensor 13 in balancing frame body 4 side, and longitudinal vibration test sensor 13 is electricity whirlpool
Flow sensor, and balancing frame side right angle setting, and avoid balancing screwed hole 1, in order to avoid disturbed test as far as possible
Signal, during the operating of axle system, measures the length travel change of axle system according to longitudinal vibration test sensor 13.In order to carry out
Axle system lateral vibration signals collecting, installs lateral vibration test sensor 14 outside round boss 8 end face, and lateral vibration is tested
Sensor 14 is current vortex sensor, and round boss end face right angle setting, during to detect 12 operating of axle system
Lateral displacement change or orbit of shaft center etc..
When rotor occurs uneven, tested by spot dynamic balance, add in balance screwed hole 1 relevant position
Add suitable counterweight (counterweight is made up of) the balancing bolt 6 of different quality, balance gasket 9 and balance nut 10,
The amount of unbalance making rotor is preferably minimized.
Claims (5)
1. can be used for shafting vibration test a balancing frame device, it is characterized in that: include balancing frame body,
Conical sleeve, arranges conical through-hole in the middle part of balancing frame body, arrange conical sleeve, balancing frame in conical through-hole
Body is placed on outside axle system by conical sleeve, and conical sleeve is by its outside locking nut installed and balance
Dish body is locked, and the side of balancing frame body arranges round boss, and the outer face of balancing frame body is arranged
The gear teeth, the balancing frame body between the gear teeth and round boss arrange balance screwed hole, pacify in balance screwed hole
Dress balancing bolt, balance gasket and balance nut are installed in balancing bolt end.
A kind of balancing frame device that can be used for shafting vibration test the most according to claim 1, its feature
It is: torsional oscillation test sensor is installed outside gear teeth end face, in round boss one side end face of balancing frame body
Lateral vibration test sensor is installed in outside, is not provided with the installation longitudinal vibration test of round boss side at balancing frame body and passes
Sensor.
A kind of balancing frame device that can be used for shafting vibration test the most according to claim 2, its feature
It is: torsional oscillation test sensor is magnetoelectric sensor, torsional oscillation test sensor and axle system right angle setting, and with
The gear teeth retain gap.
A kind of balancing frame device that can be used for shafting vibration test the most according to claim 2, its feature
It is: longitudinal vibration test sensor is current vortex sensor, longitudinal vibration test sensor and balancing frame side right angle setting,
And the balance screwed hole that staggers.
A kind of balancing frame device that can be used for shafting vibration test the most according to claim 2, its feature
It is: lateral vibration test sensor is current vortex sensor, and sensor is vertical with round boss end face pacifies in lateral vibration test
Dress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356537.0A CN105890858A (en) | 2016-05-25 | 2016-05-25 | Balance disc device applicable to shaft system vibration tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610356537.0A CN105890858A (en) | 2016-05-25 | 2016-05-25 | Balance disc device applicable to shaft system vibration tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105890858A true CN105890858A (en) | 2016-08-24 |
Family
ID=56717624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610356537.0A Pending CN105890858A (en) | 2016-05-25 | 2016-05-25 | Balance disc device applicable to shaft system vibration tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105890858A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596006A (en) * | 2016-09-09 | 2017-04-26 | 哈尔滨工程大学 | Propeller shaft excitation response separation system and method by using hull shaft frequency vibration speed peak value field balancing |
| CN106706114A (en) * | 2017-02-21 | 2017-05-24 | 北京汽车研究总院有限公司 | Vehicle transmission shaft torsional vibration characteristic acquisition device |
| CN107036813A (en) * | 2017-05-31 | 2017-08-11 | 哈尔滨工程大学 | A kind of multi-functional shafting experimental rig based on Gear Planet Transmission |
| CN107884122A (en) * | 2017-10-21 | 2018-04-06 | 南京中鸿润宁新材料科技有限公司 | A kind of detent mechanism for testboard fixed mount |
| CN110332982A (en) * | 2019-07-09 | 2019-10-15 | 中国舰船研究设计中心 | A kind of marine shafting vibration-testing apparatus |
| CN110672270A (en) * | 2019-09-18 | 2020-01-10 | 天津航天瑞莱科技有限公司 | Intelligent rotating shaft dynamic balance regulator |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5877915A (en) * | 1981-11-02 | 1983-05-11 | Toshiba Corp | Abnormal condition predicting device for bearing of centrifugal clarifying machine |
| WO2001088498A1 (en) * | 2000-05-18 | 2001-11-22 | Rochester Institute Of Technology | An apparatus for testing a constant velocity joint and a method thereof |
| CN101900640A (en) * | 2010-07-23 | 2010-12-01 | 北京工业大学 | Fault simulation combined test table of machine drive system |
| CN202372329U (en) * | 2011-12-15 | 2012-08-08 | 浙江海洋学院 | Ship shafting vibration experimental device |
| CN103759934A (en) * | 2014-01-26 | 2014-04-30 | 清华大学 | Birotor fault simulation experiment device |
| CN104748965A (en) * | 2015-04-09 | 2015-07-01 | 华北电力大学（保定） | Fault simulation test-bed and method for rolling bearing combinations |
-
2016
- 2016-05-25 CN CN201610356537.0A patent/CN105890858A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5877915A (en) * | 1981-11-02 | 1983-05-11 | Toshiba Corp | Abnormal condition predicting device for bearing of centrifugal clarifying machine |
| WO2001088498A1 (en) * | 2000-05-18 | 2001-11-22 | Rochester Institute Of Technology | An apparatus for testing a constant velocity joint and a method thereof |
| CN101900640A (en) * | 2010-07-23 | 2010-12-01 | 北京工业大学 | Fault simulation combined test table of machine drive system |
| CN202372329U (en) * | 2011-12-15 | 2012-08-08 | 浙江海洋学院 | Ship shafting vibration experimental device |
| CN103759934A (en) * | 2014-01-26 | 2014-04-30 | 清华大学 | Birotor fault simulation experiment device |
| CN104748965A (en) * | 2015-04-09 | 2015-07-01 | 华北电力大学（保定） | Fault simulation test-bed and method for rolling bearing combinations |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106596006A (en) * | 2016-09-09 | 2017-04-26 | 哈尔滨工程大学 | Propeller shaft excitation response separation system and method by using hull shaft frequency vibration speed peak value field balancing |
| CN106596006B (en) * | 2016-09-09 | 2019-01-15 | 哈尔滨工程大学 | A kind of paddle shaft exciter response separation system and method using hull axis frequency vibration speed peak value spot dynamic balance |
| CN106706114A (en) * | 2017-02-21 | 2017-05-24 | 北京汽车研究总院有限公司 | Vehicle transmission shaft torsional vibration characteristic acquisition device |
| CN107036813A (en) * | 2017-05-31 | 2017-08-11 | 哈尔滨工程大学 | A kind of multi-functional shafting experimental rig based on Gear Planet Transmission |
| CN107884122A (en) * | 2017-10-21 | 2018-04-06 | 南京中鸿润宁新材料科技有限公司 | A kind of detent mechanism for testboard fixed mount |
| CN110332982A (en) * | 2019-07-09 | 2019-10-15 | 中国舰船研究设计中心 | A kind of marine shafting vibration-testing apparatus |
| CN110672270A (en) * | 2019-09-18 | 2020-01-10 | 天津航天瑞莱科技有限公司 | Intelligent rotating shaft dynamic balance regulator |
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Application publication date: 20160824 |
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| WD01 | Invention patent application deemed withdrawn after publication |