CN103439111A - Super-large bearing vibration noise quality detector - Google Patents
Super-large bearing vibration noise quality detector Download PDFInfo
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Abstract
The invention discloses a super-large bearing vibration noise quality detector and belongs to the field of mechanical detecting equipment. A driving mechanism is connected with a main shaft through a main shaft transmission mechanism. The main shaft is provided with a spring mould in a sleeved mode. A bearing is arranged in the spring mould. A locking nut is used for locking the bearing. An auxiliary loading and unloading mechanism is placed below the bearing and supports the bearing. A radial loading mechanism is placed above the bearing and adds radial load on the bearing. An axial loading mechanism is placed on the extending line of the axis of the main shaft and adds radial load on the bearing. A sensor adjusting mechanism fixed on a machine body is connected with a vibration sensor which is in contact with the outer circle of the bearing. An electric control system is connected with the driving mechanism and controls bearing rotating speed. Data measured by the vibration sensor are transmitted to the electric control system. Detectable large bearings are multiple in type and large in size, a main transmission part is supported by the precision bearing so that high detecting speed can be achieved, and meanwhile when a large bearing with a high weight is detected through the auxiliary loading and unloading mechanism, simple loading and unloading can be achieved, and detecting difficulty is lowered.
Description
Technical field
The present invention relates to ultra-large type bear vibration noise quality and detect machine, it belongs to the mechanical detection apparatus field.
Background technology
Current, because China does not also have ultra-large type bearing d > 120mm dynamic mass test standard and acceptance criteria, therefore existing bearing vibration measuring instrument be take middle-size and small-size bearing measuring as main, large scale bearing product does not all carry out the oscillating mass detection before delivering to the client and using, this brings hidden danger to the bearing enterprise product quality, have a strong impact on the market share of bearing enterprise, the situation because can't the simulation application scene occurring simultaneously, thereby lack the improvement etc. that foundation has restricted large size bearing innovation of products designing and transformation, production control process.
Summary of the invention
In view of the defect that prior art exists, the present invention develops ultra-large type bear vibration noise quality and detects machine, the ultra-large type bearing is carried out to the detection of bear vibration noise.According to detecting data, carry out product structure and design optimization, improvement of production process, thus improve the quality of products, improve ultra-large type bearing serviceable life and reliability, meet better the quality problems of bearing user needs and minimizing product.
For achieving the above object, the technical solution adopted in the present invention is that ultra-large type bear vibration noise quality detects machine, driving mechanism, body, spindle drive, radial loaded mechanism, axial load maintainer, sensor adjusting mechanism, auxiliary handling machine structure and electric control system, consists of; Driving mechanism connects main shaft by spindle drive, and collar bush has the spring mold, and the bearing spring mold of packing into, lock bearing with check nut; The auxiliary handling machine structure is positioned at the bearing below, and holds up bearing; Radial loaded mechanism is positioned at the bearing top, and loads radial load to bearing; Axially load maintainer is positioned on the extended line of main-shaft axis, and loads radial load to bearing; The sensor adjusting mechanism be fixed on body connects vibration transducer, and vibration transducer contacts with bearing outer ring; Electric control system connects driving mechanism, and Control Shaft is forwarded speed, and the vibration transducer data transfer is to electric control system.Described radial loaded mechanism and axial load maintainer all adopt spring to load and adopt the cylinder secondary load.Described electric control system comprises automatically controlled part and computing machine, and computing machine is according to measurement data record and display quality curve.Adjust the sensor adjusting mechanism, make the vibration transducer probe be placed in 1/2nd places the contact of bearing outer ring width.Described vibration transducer comprises sensor, amplifier and wave filter, and sensor connects prime amplifier, and prime amplifier is connected with wave filter again.Described wave filter adopts Chebyshev filter, and stopband attenuation is greater than 40dB.By vibration transducer, bearing vibration signal is carried out to the passband collection, then the signal of collection is carried out to the bandpass filtering of basic, normal, high three frequency bands, utilize hyperchannel A/D conversion, the simulating signal of three passages is carried out to mould/number conversion, by computing machine, the signal of changing is carried out to effective value, peak value, peak factor and kurtosis value computing, result of calculation send display screen to show or storage the most at last.Described computing machine is delivered to virtual recording camera by the digital signal of three frequency bands of vibration transducer collection and is carried out the real-time waveform demonstration.
After adopting such scheme, compared with prior art have following beneficial effect: it is powerful that ultra-large type bear vibration noise quality detects machine, detectable large size bearing kind is many, size is large, spindle drive partly adopts precision bearing to support can realize higher detection speed, can realize easy handling when simultaneously the auxiliary handling machine structure makes the larger large size bearing of sense weight, reduce detection difficulty.The automatic record of testing result, system provides quality trends figure automatically.The use of this system, make the calibration of ultra-large type motor bearings dynamic mass become possibility, effectively improves the operational reliability of bearing.
The accompanying drawing explanation
Fig. 1 is the structural drawing that ultra-large type bear vibration noise quality detects machine;
Fig. 2 is the partial enlarged drawing of installation test bearing;
Fig. 3 is the computer control system block diagram;
Fig. 4 is vibration transducer measuring principle block diagram;
Fig. 5 is computer virtual recording camera master interface.
In figure: 1, driving mechanism, 2, body, 3, spindle drive, 4, radial loaded mechanism, 5, sensor adjusting mechanism, 6, axial load maintainer, 7, electric control system, 8, auxiliary handling machine structure, 9, spring mold, 10, bearing, 11, check nut, 12, main shaft, 13, vibration transducer.
Embodiment
Detect the structure of machine for understanding ultra-large type bear vibration noise quality in depth, be described as follows in conjunction with Fig. 1:
Ultra-large type bear vibration noise quality detects machine, driving mechanism 1, body 2, spindle drive 3, radial loaded mechanism 4, axial load maintainer 6, sensor adjusting mechanism 5, auxiliary handling machine structure 8 and electric control system 7, consists of; Driving mechanism 1 connects main shafts 12 by spindle drive 3, and main shaft 12 covers have spring mold 9, the bearing 10 spring mold 9 of packing into, with check nut 11 locking bearings 10; Auxiliary handling machine structure 8 is positioned at bearing 10 belows, and holds up bearing 10; Radial loaded mechanism 4 is positioned at bearing 10 tops, and loads radial load to bearing 10; Axially load maintainer 6 is positioned on the extended line of main shaft 12 axis, and loads radial load to bearing 10; The sensor adjusting mechanism 5 be fixed on body 2 connects vibration transducer 13, and vibration transducer 13 contacts with bearing 10 outer rings; Electric control system 7 connects driving mechanism 1, controls bearing 10 rotating speeds, and vibration transducer 13 data transfers are to electric control system 7.Described radial loaded mechanism 4 and axial load maintainer 6 all adopt spring to load and adopt the cylinder secondary load.Described electric control system 7 comprises automatically controlled part and computing machine, and computing machine is according to measurement data record and display quality curve.Adjust sensor adjusting mechanism 5, make vibration transducer 13 probes be placed in 1/2nd places the contact of bearing 10 outer ring width.
All kinds of large size bearings that ultra-large type bear vibration noise quality detection machine is produced enterprise on request apply one or both in radial load and axial load, by the vibration acceleration value of the detected bearing of computer system collection or the quality condition that velocity amplitude judges bearing.Electric control system adopts the computer control rotating speed, the computer virtual instrument detects the bear vibration parameter in real time, the testing process follow procedure is set and is automatically completed, and measurement parameter has: vibration effective value, peak value, peak factor, kurtosis and temperature rise, detect the bear vibration parameter in real time; Axially load with radial loaded and all adopt spring to load, and utilize cylinder auxiliary; According to installation site, bearing place, adjust radially or axially load maintainer to reach suitable loading position, utilize the sensor adjusting mechanism to regulate the position of sensor to reach Measurement accuracy simultaneously.
Select suitable spring mold 9 according to measured bearing, the measured bearing 10 of packing into, subassembly is put into to workspace, control auxiliary handling machine structure 8 cylinders by electric control system 7 and hold up measured bearing 10, use handwheel to complete the adjustment of rising height, in order to make bearing 10 centers and main shaft 12 center-aligned simultaneously, then Level Promoting auxiliary handling machine structure, by the bearing main shaft of packing into, rotate fastening Luo cap 11 locking molds, the swelling bearing inner race; By required load, control the adjustment axial axis by electric control system 7 and advance to load maintainer 6 and the cylinder of radial loaded mechanism 4, coordinate the trimming hand wheel of these two parts to load by spring, make load reach testing requirement; Start driving mechanism 1 by electric control system 7, spindle drive 3 is rotated and meet the requirements of the detection rotating speed.Sensor adjusting mechanism 5 is adjusted in front and back, makes vibration transducer 13 gauge heads be placed in 1/2nd places of bearing outer ring width, and contacts good.Described vibration transducer 13 comprises sensor, amplifier and wave filter, and sensor connects prime amplifier, and prime amplifier is connected with wave filter again.Described wave filter adopts Chebyshev filter, and stopband attenuation is greater than 40dB.Carry out the passband collection by 13 pairs of bearing vibration signal of vibration transducer, then the signal of collection is carried out to the bandpass filtering of basic, normal, high three frequency bands, utilize hyperchannel A/D conversion, the simulating signal of three passages is carried out to mould/number conversion, by computing machine, the signal of changing is carried out to effective value, peak value, peak factor and kurtosis value computing, the digital signal of three frequency bands that final computing machine gathers vibration transducer 13 is delivered to virtual recording camera and is carried out real-time waveform demonstration storage.After measurement completes, computing machine can the display quality curve, and can check, preserve, print test figure.After all measuring end, each position resets, and takes off bearing, closes source of the gas, finally shuts down computer and primary power.
Claims (7)
1. ultra-large type bear vibration noise quality detects machine, it is characterized in that: driving machine (1), body (2), spindle drive (3), radial loaded mechanism (4), axial load maintainer (6), sensor adjusting mechanism (5), auxiliary handling machine structure (8) and electric control system (7), consist of; Driving mechanism (1) connects main shaft (12) by spindle drive (3), and main shaft (12) cover has spring mold (9), bearing (10) the spring mold (9) of packing into, with check nut (11) locking bearing (10); Auxiliary handling machine structure (8) is positioned at bearing (10) below, and holds up bearing (10); Radial loaded mechanism (4) is positioned at bearing (10) top, and loads radial load to bearing (10); Axially load maintainer (6) is positioned on the extended line of main shaft (12) axis, and loads radial load to bearing (10); The sensor adjusting mechanism (5) be fixed on body (2) connects vibration transducer (13), and vibration transducer (13) contacts with bearing (10) outer ring; Electric control system (7) connects driving mechanism (1), control bearing (10) rotating speed, vibration transducer (13) data transfer is to electric control system (7), electric control system (7) comprises automatically controlled part and computing machine, and computing machine is processed storing measurement data record and display quality curve.
2. ultra-large type bear vibration noise quality according to claim 1 detects machine, it is characterized in that: described radial loaded mechanism (4) and axial load maintainer (6) all adopt spring to load and adopt the cylinder secondary load.
3. ultra-large type bear vibration noise quality according to claim 1 detects machine, it is characterized in that: adjust sensor adjusting mechanism (5), make vibration transducer (13) probe be placed in 1/2nd places the contact of bearing (10) outer ring width.
4. ultra-large type bear vibration noise quality according to claim 1 detects machine, and it is characterized in that: described vibration transducer (13) comprises sensor, amplifier and wave filter, and sensor connects prime amplifier, and prime amplifier is connected with wave filter again.
5. ultra-large type bear vibration noise quality according to claim 4 detects machine, it is characterized in that: described wave filter adopts Chebyshev filter, and stopband attenuation is greater than 40dB.
6. ultra-large type bear vibration noise quality according to claim 4 detects machine, it is characterized in that: by vibration transducer (13), bearing vibration signal is carried out to the passband collection, then the signal of collection is carried out to the bandpass filtering of basic, normal, high three frequency bands, utilize hyperchannel A/D conversion, the simulating signal of three passages is carried out to mould/number conversion, by computing machine, the signal of changing is carried out to effective value, peak value, peak factor and kurtosis value computing, result of calculation send display screen to show or storage the most at last.
7. ultra-large type bear vibration noise quality according to claim 4 detects machine, it is characterized in that: the digital signal of three frequency bands that described computing machine gathers vibration transducer (13) is delivered to virtual recording camera and is carried out the real-time waveform demonstration.
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| CN201310355290.7A CN103439111B (en) | 2013-08-15 | 2013-08-15 | Ultra-large type bear vibration noise quality detects machine |
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| CN201310355290.7A CN103439111B (en) | 2013-08-15 | 2013-08-15 | Ultra-large type bear vibration noise quality detects machine |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934216A (en) * | 2014-04-18 | 2014-07-23 | 杭州安德鲁设备制造有限公司 | Bearing vibrating noise sorting machine |
| CN103994867A (en) * | 2014-05-09 | 2014-08-20 | 长安大学 | Dynamic force simulating loading mechanism perpendicular to vibration direction |
| CN104374470A (en) * | 2014-12-08 | 2015-02-25 | 宁夏大学 | Noise detection and fault diagnosis platform for rolling bearings |
| CN104677579A (en) * | 2014-12-04 | 2015-06-03 | 北京航天试验技术研究所 | Spring balance system for liquid hydrogen guide pipe displacement loading vibration |
| CN105537147A (en) * | 2016-03-01 | 2016-05-04 | 杭州安德鲁设备制造有限公司 | Automatic bearing sound inspection machine |
| CN105606324A (en) * | 2016-03-15 | 2016-05-25 | 上海交通大学 | Vibration testing system based on vibration loading device, and method thereof |
| CN105784094A (en) * | 2016-03-07 | 2016-07-20 | 洛阳轴研科技股份有限公司 | Vibration noise measurement instrument for tapered bore cylindrical roller bearing |
| CN106556516A (en) * | 2016-11-26 | 2017-04-05 | 启东锦桥轴承有限公司 | A kind of BVT noise test chargers for eliminating resonance |
| CN107588954A (en) * | 2017-10-31 | 2018-01-16 | 慈兴集团有限公司 | It is a kind of to bear to tilt the testing machine of loading force for check bearing |
| CN108562439A (en) * | 2018-01-09 | 2018-09-21 | 宁波致泰自动化装备有限公司 | A kind of bearing sound vibration detection device |
| CN109632306A (en) * | 2019-02-20 | 2019-04-16 | 银川特种轴承有限公司 | Loading ability of bearing device and Bearing Abnormal Vibration detection device for Bearing Abnormal Vibration detection |
| CN109708874A (en) * | 2018-12-30 | 2019-05-03 | 慈兴集团有限公司 | Ball screw assembly, vibration and noise measuring device and measuring method |
| CN110595781A (en) * | 2019-10-30 | 2019-12-20 | 无锡市第二轴承有限公司 | Bearing vibration amount detection device for turbocharger |
| CN110608861A (en) * | 2019-09-10 | 2019-12-24 | 深圳市誉辰自动化设备有限公司 | Method and device for detecting airtightness of pouch battery |
| CN111323229A (en) * | 2020-03-12 | 2020-06-23 | 大连智德科技有限公司 | Full-automatic vertical double-row tapered roller bearing dynamic quality detection system and method |
| CN112474395A (en) * | 2020-12-16 | 2021-03-12 | 大连贝林轴承仪器有限公司 | Manipulator type full-automatic third-generation hub bearing vibration measuring instrument and measuring method |
| CN115436056A (en) * | 2022-07-21 | 2022-12-06 | 云南省机械研究设计院有限公司 | Main shaft loading test device |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934216A (en) * | 2014-04-18 | 2014-07-23 | 杭州安德鲁设备制造有限公司 | Bearing vibrating noise sorting machine |
| CN103994867A (en) * | 2014-05-09 | 2014-08-20 | 长安大学 | Dynamic force simulating loading mechanism perpendicular to vibration direction |
| CN103994867B (en) * | 2014-05-09 | 2016-03-23 | 长安大学 | A Dynamic Force Loading Mechanism Simulated Perpendicular to the Vibration Direction |
| CN104677579B (en) * | 2014-12-04 | 2018-08-17 | 北京航天试验技术研究所 | A kind of spring balancing system for the load vibration of liquid hydrogen catheter displacement |
| CN104677579A (en) * | 2014-12-04 | 2015-06-03 | 北京航天试验技术研究所 | Spring balance system for liquid hydrogen guide pipe displacement loading vibration |
| CN104374470B (en) * | 2014-12-08 | 2017-12-29 | 宁夏大学 | Noise of Rolling Bearing detects and fault diagnosis platform |
| CN104374470A (en) * | 2014-12-08 | 2015-02-25 | 宁夏大学 | Noise detection and fault diagnosis platform for rolling bearings |
| CN105537147A (en) * | 2016-03-01 | 2016-05-04 | 杭州安德鲁设备制造有限公司 | Automatic bearing sound inspection machine |
| CN105784094A (en) * | 2016-03-07 | 2016-07-20 | 洛阳轴研科技股份有限公司 | Vibration noise measurement instrument for tapered bore cylindrical roller bearing |
| CN105784094B (en) * | 2016-03-07 | 2018-12-25 | 洛阳轴承研究所有限公司 | A kind of taper-bore cylindrical-roller bearing vibration noise measuring instrument |
| CN105606324A (en) * | 2016-03-15 | 2016-05-25 | 上海交通大学 | Vibration testing system based on vibration loading device, and method thereof |
| CN106556516A (en) * | 2016-11-26 | 2017-04-05 | 启东锦桥轴承有限公司 | A kind of BVT noise test chargers for eliminating resonance |
| CN106556516B (en) * | 2016-11-26 | 2023-07-14 | 启东锦桥轴承有限公司 | BVT noise test loading device capable of eliminating resonance |
| CN107588954A (en) * | 2017-10-31 | 2018-01-16 | 慈兴集团有限公司 | It is a kind of to bear to tilt the testing machine of loading force for check bearing |
| CN107588954B (en) * | 2017-10-31 | 2024-02-09 | 慈兴集团有限公司 | Testing machine for testing bearing inclined loading force |
| CN108562439A (en) * | 2018-01-09 | 2018-09-21 | 宁波致泰自动化装备有限公司 | A kind of bearing sound vibration detection device |
| CN109708874A (en) * | 2018-12-30 | 2019-05-03 | 慈兴集团有限公司 | Ball screw assembly, vibration and noise measuring device and measuring method |
| CN109632306A (en) * | 2019-02-20 | 2019-04-16 | 银川特种轴承有限公司 | Loading ability of bearing device and Bearing Abnormal Vibration detection device for Bearing Abnormal Vibration detection |
| CN110608861A (en) * | 2019-09-10 | 2019-12-24 | 深圳市誉辰自动化设备有限公司 | Method and device for detecting airtightness of pouch battery |
| CN110595781A (en) * | 2019-10-30 | 2019-12-20 | 无锡市第二轴承有限公司 | Bearing vibration amount detection device for turbocharger |
| CN111323229A (en) * | 2020-03-12 | 2020-06-23 | 大连智德科技有限公司 | Full-automatic vertical double-row tapered roller bearing dynamic quality detection system and method |
| CN111323229B (en) * | 2020-03-12 | 2022-08-09 | 大连智德科技有限公司 | Full-automatic vertical double-row tapered roller bearing dynamic quality detection system and method |
| CN112474395A (en) * | 2020-12-16 | 2021-03-12 | 大连贝林轴承仪器有限公司 | Manipulator type full-automatic third-generation hub bearing vibration measuring instrument and measuring method |
| CN115436056A (en) * | 2022-07-21 | 2022-12-06 | 云南省机械研究设计院有限公司 | Main shaft loading test device |
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Inventor after: Xu Sining Inventor after: Sun Shengge Inventor after: Xu Hongwen Inventor after: Wang Fengcai Inventor after: Chang Wei Inventor after: Zhang Qian Inventor after: Zhang Yana Inventor after: Wang Wei Inventor after: Xu Wei Inventor after: Tian Shiling Inventor after: Dan Lijing Inventor after: Dong Yuxue Inventor before: Xu Sining Inventor before: Sun Shengge Inventor before: Xu Hongwen Inventor before: Chang Wei Inventor before: Zhang Qian Inventor before: Zhang Yana Inventor before: Wang Wei Inventor before: Xu Wei Inventor before: Tian Shiling Inventor before: Dan Lijing Inventor before: Dong Yuxue |
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Free format text: CORRECT: INVENTOR; FROM: XU SINING CHANG WEI ZHANG QIAN ZHANG YANA WANG WEI XU WEI TIAN SHILING DANLIJING DONG YUXUE SUN SHENGGE XU HONGWEN TO: XU SINING CHANG WEI ZHANG QIAN ZHANG YANA WANG WEI XU WEI TIAN SHILING DAN LIJING DONG YUXUE SUN SHENGGE XU HONGWEN WANG FENGCAI |
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