CN208921350U - A kind of dynamic balance test of rotor device - Google Patents
A kind of dynamic balance test of rotor device Download PDFInfo
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- CN208921350U CN208921350U CN201821925295.3U CN201821925295U CN208921350U CN 208921350 U CN208921350 U CN 208921350U CN 201821925295 U CN201821925295 U CN 201821925295U CN 208921350 U CN208921350 U CN 208921350U
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- rotor
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- bearing support
- direct current
- current generator
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Abstract
A kind of dynamic balance test of rotor device of the utility model, including direct current generator, governor, and bottom plate, first bearing support is disposed on the bottom plate from left to right, second bearing support, and motor hold-down support, the direct current generator is fixed on the motor hold-down support, the shaft of the direct current generator is connected with a rotation axis, rotating steadying bar is located between first bearing support and second bearing support, an original-pack rotor and a rotor to be measured are provided in rotation axis, one first vibrating sensor is fixedly installed on the first bearing support, one second vibrating sensor is fixedly installed on the second bearing support, a Reflective adhesive tape is posted on the rotor to be measured, a support frame is provided with by the bottom plate, a photoelectric sensor is provided on support frame as described above, the photoelectric sensor is located above the rotor to be measured；The utility model can measure the Vibration Condition of rotor, can test rotor dynamic balancing.
Description
Technical field
The utility model relates to mechanical equipment technical field, especially a kind of beam of uniform strength experiment of machanics platform.
Background technique
Machinery equipment always unavoidably generates various errors when manufacturing installation, can generate abrasion etc. in use, make
Mechanical equipment generate in operation it is uneven, misalign, bearing damage phenomena such as, and the vibration that these failures generate is to machine
Very harmful, it can make machine junction generate loosening, and accelerate the abrasion of machine friction pair.When misalign, out-of-balance force
When caused vibration frequency is equal with the frequency of natural vibration of machine, it can also cause machine resonance, then machine will be by broken
It is bad, or even generate major accident.This patent devises a kind of dynamic balance test of rotor device, can survey to the dynamic balancing of rotation
It has a try and tests, to learn whether equipment is damaged.
Summary of the invention
It in order to overcome the problems referred above, can be to rotor the purpose of the utility model is to provide a kind of dynamic balance test of rotor device
Vibration Condition measure, rotor dynamic balancing can be tested.
The utility model is realized using following scheme: a kind of dynamic balance test of rotor device, including direct current generator, speed regulation
It is solid to be disposed with first bearing support, second bearing support and motor on the bottom plate from left to right for device and bottom plate
Determine support, the direct current generator is fixed on the motor hold-down support, and the governor is fixed on the bottom plate, and is adjusted the speed
Device is connect with the direct current generator, and the shaft of the direct current generator is connected with a rotation axis, and the rotating steadying bar is located at first axle
It holds between support and second bearing support, the direct current generator energy band turn moving axis is in first bearing support and second bearing support
Upper rotation is provided with an original-pack rotor and a rotor to be measured in the rotation axis, is fixedly installed on the first bearing support
One first vibrating sensor, is fixedly installed one second vibrating sensor on the second bearing support, on the rotor to be measured
A Reflective adhesive tape is posted, a support frame is provided with by the bottom plate, a photoelectric sensor, the light are provided on support frame as described above
Electric transducer is located above the rotor to be measured；A display screen, first vibrating sensor, second are provided with by the bottom plate
Vibrating sensor and photoelectric sensor are connect with the display screen.
Further, the bearing spider is Split bearing support.
Further, support frame as described above includes a pedestal, is provided with a support rod on the pedestal, covers on the support rod
There is a cuff, a hole is offered on the cuff, spiral is provided with a screwing bolts on described hole, and the cuff side wall connects
It is connected to a cross bar, the cross bar tail portion is fixed with a sleeve, and the photoelectric sensor covers in the sleeve.
Further, the governor model are as follows: US540-02 or US560-02.
The utility model has the beneficial effects that: the utility model passes through the first vibrating sensor, the second vibrating sensor
The vibration signal data that rotor can be obtained receives every turn of primary photoelectric pulse signal data on rotor by photoelectric sensor,
By vibration signal data compared with pulse data signal, the phase of fundamental vibration signal is measured, judges phase whether more than a threshold
Value is it can be learnt that rotor whether there is imbalance fault；The utility model is suitable for big-and-middle institution of higher learning, scientific research institutions, production department
It grinds unit and organizational equipment monitoring department carries out a variety of vibrations of rotor and dynamically balanced simulated experiment, to reduce the damage of equipment
Rate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the partial structural diagram of the utility model.
Specific embodiment
The utility model is described further with reference to the accompanying drawing.
It please refers to shown in Fig. 1 and Fig. 2, a kind of dynamic balance test of rotor device of the utility model, including direct current generator 1,
Governor 2 and bottom plate 4, be disposed on the bottom plate 4 from left to right first bearing support 41, second bearing support 42,
And motor hold-down support 43, the direct current generator 1 are fixed on the motor hold-down support 43, the governor 2 is fixed on
On the bottom plate 4, and governor 2 is connect with the direct current generator 1, and the shaft of the direct current generator 1 is connected with a rotation axis 11,
The rotation axis 11 is erected between first bearing support 41 and second bearing support 42, and the 1 energy band turn of direct current generator is dynamic
Axis 11 rotates on first bearing support 41 and second bearing support 42, and original-pack 5 He of rotor is provided in the rotation axis 11
One rotor 6 to be measured is fixedly installed one first vibrating sensor 44, the second bearing support on the first bearing support 41
On be fixedly installed one second vibrating sensor 45, a Reflective adhesive tape 61 is posted on the rotor 6 to be measured, is set by the bottom plate 4
It is equipped with a support frame 7, a photoelectric sensor 8 is provided on support frame as described above 7, the photoelectric sensor 8 is located at described to be measured turn
6 top of son；A display screen 9, first vibrating sensor, the second vibrating sensor and photoelectric transfer are provided with by the bottom plate
Sensor is connect with the display screen 9.Wherein the model of photoelectric sensor can be QS18 series；The model of vibrating sensor can
With are as follows: GY9200.
Wherein, the bearing spider is Split bearing support.The upper cover of bearing spider can be picked up in this way, take out rotation
Axis 11, and then original-pack rotor 5 and rotor to be measured 6 can be fitted into rotation axis.
Support frame as described above 7 includes a pedestal 71, is provided with a support rod 72 on the pedestal 71, covers on the support rod 72
There is a cuff 73, is offered on the cuff 73 hole (not shown), spiral is provided with a screwing bolts 74 on described hole,
73 side wall of cuff is connected with a cross bar 75, and 75 tail portion of cross bar is fixed with a sleeve 76, and 8 sets of the photoelectric sensor exists
In the sleeve 76.Height of the cuff on support rod 72 in this way can be adjusted, and be adjusted by rotation screwing bolts 74
Different location of the cuff on support rod.
Utility model works principle: being arranged original-pack rotor 5 on the rotating shaft first, not set to be measured in rotation axis at this time
Then rotor obtains the data that rotor vibrates on the rotating shaft by the first vibrating sensor and the second vibrating sensor, should
Then rotor to be measured is packed into rotation axis (since the bearing spider is divided bearing by vibration data again as reference value
Support.The upper cover of bearing spider can be picked up in this way, take out rotation axis 11, and then original-pack rotor 5 and rotor to be measured 6 can be packed into
Rotation axis), at this point, first obtain the data of the first vibrating sensor and the second vibrating sensor, if the data that obtain and original
It is consistent with reference to Value Data, then illustrate that the rotor to be measured is normal, if inconsistent, then measure rotor revolving speed, vibration net amplitude, into
1/2f, f, 2f oscillating component of speed-frequency are measured simultaneously and are shown by display screen by row harmonics test analysis, for behaviour
Make personnel to refer to before carrying out equipment fault diagnosis and dynamic balance treatment.
Since a Reflective adhesive tape is pasted at the visible position on rotor to be measured, every turn one on rotor is received by photoelectric sensor
Secondary photoelectric pulse signal data.Vibration signal data measures the phase of fundamental vibration signal compared with pulse data signal；Sentence
Disconnected phase whether more than a threshold value it can be learnt that rotor whether there is imbalance fault；Reflective adhesive tape during entire dynamic balancing
Position and the position and direction of photoelectric sensor should remain unchanged.
In addition, it is necessary to explanation: two vibrating sensors are installed at bearing spider position, for extracting the vibration of rotation axis
Dynamic signal, to measure the vibration values vertically or horizontally of two o'clock in rotation axis；Once there is big vibration in machine,
Spectrum analysis is carried out firstly the need of the vibration signal to machine.Failure rate unbalanced in general is higher.When vibration signal with
Based on fundamental frequency (i.e. speed) oscillating component, higher hamonic wave very little, and again without the notable feature of other failures when (amplitude
Improve and increase with revolving speed), what should be suspected first is exactly rotor unbalance.
In short, the utility model can obtain the vibration signal of rotor by the first vibrating sensor, the second vibrating sensor
Data receive every turn of primary photoelectric pulse signal data on rotor by photoelectric sensor, by vibration signal data and pulse
Signal data compares, and measures the phase of fundamental vibration signal, judge phase whether more than a threshold value it can be learnt that whether rotor is deposited
In imbalance fault；The utility model is suitable for big-and-middle institution of higher learning, scientific research institutions, producing scientific research unit and organizational equipment monitoring
Department carries out a variety of vibrations of rotor and dynamically balanced simulated experiment, to reduce the spoilage of equipment.
The above is only the preferred embodiment of the present invention, it is all done according to present utility model application the scope of the patents it is equal
Deng variation and modification, it should all belong to the covering scope of the utility model.
Claims (4)
1. a kind of dynamic balance test of rotor device, it is characterised in that: including direct current generator, governor and bottom plate, the bottom plate
On be disposed with first bearing support, second bearing support and motor hold-down support from left to right, the direct current generator is solid
Due on the motor hold-down support, the governor is fixed on the bottom plate, and governor is connect with the direct current generator,
The shaft of the direct current generator is connected with a rotation axis, the rotating steadying bar be located at first bearing support and second bearing support it
Between, the direct current generator energy band turn moving axis rotates on first bearing support and second bearing support, sets in the rotation axis
It is equipped with an original-pack rotor and a rotor to be measured, one first vibrating sensor is fixedly installed on the first bearing support, it is described
It is fixedly installed one second vibrating sensor on second bearing support, a Reflective adhesive tape, the bottom are posted on the rotor to be measured
It is provided with a support frame by plate, a photoelectric sensor is provided on support frame as described above, the photoelectric sensor is located at described to be measured
Above rotor；A display screen, first vibrating sensor, the second vibrating sensor and photoelectric transfer are provided with by the bottom plate
Sensor is connect with the display screen.
2. a kind of dynamic balance test of rotor device according to claim 1, it is characterised in that: the bearing spider is subdivision
Formula bearing spider.
3. a kind of dynamic balance test of rotor device according to claim 1, it is characterised in that: support frame as described above includes a bottom
, it is provided with a support rod on the pedestal, a cuff is cased on the support rod, a hole, institute are offered on the cuff
It states spiral on hole and is provided with a screwing bolts, the cuff side wall is connected with a cross bar, and the cross bar tail portion is fixed with a set of
Cylinder, the photoelectric sensor cover in the sleeve.
4. a kind of dynamic balance test of rotor device according to claim 1, it is characterised in that: the governor model are as follows:
US540-02 or US560-02.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821925295.3U CN208921350U (en) | 2018-11-21 | 2018-11-21 | A kind of dynamic balance test of rotor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821925295.3U CN208921350U (en) | 2018-11-21 | 2018-11-21 | A kind of dynamic balance test of rotor device |
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| Publication Number | Publication Date |
|---|---|
| CN208921350U true CN208921350U (en) | 2019-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821925295.3U Active CN208921350U (en) | 2018-11-21 | 2018-11-21 | A kind of dynamic balance test of rotor device |
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| Country | Link |
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| CN (1) | CN208921350U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665784A (en) * | 2020-12-29 | 2021-04-16 | 浙江元成科技有限公司 | DC brushless rotor correction auxiliary device for ceiling fan motor |
| CN114563131A (en) * | 2022-03-21 | 2022-05-31 | 江苏大学 | Single-measuring-point multi-roller simultaneous dynamic balancing method and system |
| CN115270896A (en) * | 2022-09-28 | 2022-11-01 | 西华大学 | Intelligent diagnosis method for identifying loosening fault of main bearing of aircraft engine |
| CN114563131B (en) * | 2022-03-21 | 2024-06-07 | 江苏大学 | Single-measuring-point multi-roller simultaneous dynamic balance method and system |
-
2018
- 2018-11-21 CN CN201821925295.3U patent/CN208921350U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665784A (en) * | 2020-12-29 | 2021-04-16 | 浙江元成科技有限公司 | DC brushless rotor correction auxiliary device for ceiling fan motor |
| CN112665784B (en) * | 2020-12-29 | 2022-11-04 | 浙江元成科技有限公司 | DC brushless rotor correction auxiliary device for ceiling fan motor |
| CN114563131A (en) * | 2022-03-21 | 2022-05-31 | 江苏大学 | Single-measuring-point multi-roller simultaneous dynamic balancing method and system |
| CN114563131B (en) * | 2022-03-21 | 2024-06-07 | 江苏大学 | Single-measuring-point multi-roller simultaneous dynamic balance method and system |
| CN115270896A (en) * | 2022-09-28 | 2022-11-01 | 西华大学 | Intelligent diagnosis method for identifying loosening fault of main bearing of aircraft engine |
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