CN103076176B - A kind of big end needle bearing performance detecting system - Google Patents
A kind of big end needle bearing performance detecting system Download PDFInfo
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- CN103076176B CN103076176B CN201310015204.8A CN201310015204A CN103076176B CN 103076176 B CN103076176 B CN 103076176B CN 201310015204 A CN201310015204 A CN 201310015204A CN 103076176 B CN103076176 B CN 103076176B
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- bearing
- needle bearing
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- flying wheel
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Abstract
The invention discloses a kind of big end needle bearing performance detecting system, it includes the bearing inlet/outlet mechanism being assembled on system chassis, flying wheel driving mechanism, Bearing testing mechanism and data collection processor part, wherein said Bearing testing mechanism includes the detecting core shaft being fixed in frame, the Bearing testing set being suspended on detecting core shaft, and described Bearing testing set includes needle bearing to be measured and the detection flying wheel being set with described needle bearing.The present invention is directed to the deficiency to its method for testing performance in a kind of big end needle bearing without Internal and external cycle and prior art, propose a kind of new detection system, its testing result is more fully accurate, it is to avoid the impact on assembling and engine performance of needle bearing quality.
Description
Technical field
The present invention relates to a kind of bearing detection system, particularly a kind of big end needle bearing performance detecting system.
Background technology
It is known that, big end needle bearing is the vitals in electromotor, the quality of its performance can directly influence the normal operation of electromotor, and generally adopts the needle bearing without Internal and external cycle in engine connecting rod big end, and the quality of needle bearing is just proposed tightened up requirement by this.
Generally, the guiding contact surface of retainer and the structure of retainer, size are all relatively small, easily cause needle roller inclination in bootup process, thus causing the skew of outer ring, and then the accuracy and Product Assembly on measurement result brings impact, additionally, traditional measuring method is only limitted to the detection that needle bearing is axially drifted about, and other Testing index such as noise size, vibration strong or weak etc., it is not easy to realize detection.
Summary of the invention
In order to improve above-mentioned deficiency of the prior art, the invention provides a kind of big end needle bearing performance detecting system, needle bearing is dressed up Bearing testing set with detection flying wheel set by it, and utilize the measurement devices such as sensor indirectly to obtain bearing information, complete the performance to big end needle bearing and detect.
The technical solution adopted for the present invention to solve the technical problems is: a kind of big end needle bearing performance detecting system, described system includes the bearing inlet/outlet mechanism being assembled on system chassis, and it includes needle bearing is carried out feeding, screens, head into and the track of positioning action and cylinder；Flying wheel driving mechanism, it drives detection flying wheel to realize turn by motor-driven；Bearing testing mechanism, its turn being needle bearing and performance detection provide hardware supported；And data collection processor part, it passes through Controlled by Programmable Controller cylinder action, utilizes sensor indirectly to obtain needle bearing information, Programmable Logic Controller processes and control respective cylinder execution performance evaluation result；Wherein said Bearing testing mechanism includes the detecting core shaft being fixed in frame, the Bearing testing set being suspended on detecting core shaft, and described Bearing testing set includes needle bearing to be measured and the detection flying wheel being socketed with described needle bearing.
Improvement as technique scheme, described Bearing testing mechanism also includes one for ejecting the device for discharging detecting Bearing testing set, it is made up of eject cylinder, optical axis, liftout plate and the ejector sleeve being sequentially connected, it can be used for and head into cylinder and coordinate Bearing testing set is set with, it is also possible to the discharging in detection rear bearing ejects.
Improvement as technique scheme, described bearing inlet/outlet mechanism includes for the feeding track of fed bearings, screens cylinder, heads into cylinder and the positioning cylinder for Bearing testing set is positioned, described bearing inlet/outlet mechanism also includes a sorting cylinder, and Evaluation results can be responded, Bearing testing set carries out good and bad classification and delivers to respective rail by it.
Improvement as technique scheme, described flying wheel driving mechanism is moved cylinder and for driving the rubber drive wheels of detection flying wheel to constitute by adjustable speed motor, belt, Mobile Slide, guide rail, slide unit, and the performance detection that it is needle bearing provides power support.
As the improvement of technique scheme, described system also includes a flying wheel braking mechanism, and it is passed in and out cylinder by brake wheel and brake wheel and constitutes, and it is for detecting the braking of flying wheel, it is possible to improve detection efficiency.
The beneficial effect that the present invention brings has:
1, by the testing goal to needle bearing is reached in the motion detection of Bearing testing set indirectly, improve unstability when detecting by other modes, it is to avoid testing result inaccurate and needle bearing is assembled, the impact of engine performance；
2, the detection that needle bearing is axially drifted about it has been possible not only to by sensor, it is also possible to realize the detection to needle bearing noise and vibration so that testing result is more fully accurate；
3, by Programmable Logic Controller, acquired bearing information is carried out data process, it is possible to qualitative, the quantitative bearing performance evaluation result that draws, and control each cylinder and carry out corresponding actions to needle bearing is full automatic.
Accompanying drawing explanation
Below in conjunction with the drawings and the specific embodiments, the invention will be further described,
Accompanying drawing 1 is overall system structure schematic diagram of the present invention；
Accompanying drawing 2 is bearing inlet/outlet mechanism of the present invention and split bearing testing agency schematic diagram；
Accompanying drawing 3 is flying wheel driving mechanism of the present invention and Bearing testing structural scheme of mechanism；
Accompanying drawing 4 is flying wheel braking mechanism of the present invention and Bearing testing structural scheme of mechanism.
Detailed description of the invention
In conjunction with accompanying drawing, a kind of big end needle bearing performance detecting system of the present invention, detect mainly in the performance without Internal and external cycle needle bearing, it forms a Bearing testing set 12 by being set in by needle bearing in detection flying wheel, it is suspended on detecting core shaft 11, serves as its outer ring detecting flying wheel, serve as its inner ring with detecting core shaft 11, and the movable information to detect Bearing testing set 12 obtains the information of needle bearing indirectly, reach performance testing goal.
With reference to accompanying drawing 1, this detection system mainly includes bearing inlet/outlet mechanism 3, flying wheel driving mechanism 2, Bearing testing mechanism 1, data collection processor part and flying wheel braking mechanism 4, except wherein can being freely installed on or be placed in system chassis suitable location except data collection processor part, all the other mechanisms all can direct-assembling on system chassis, and detachable, install and layout is very convenient.
It is bearing inlet/outlet mechanism and split bearing testing agency schematic diagram shown in accompanying drawing 2.Bearing inlet/outlet mechanism 3 mainly utilizes an inclined plane and various different cylinder that needle bearing is carried out feeding, screens, heads into, positions and sort, discharging operations, its by feeding track 30, screens cylinder 31, head into cylinder 32, positioning cylinder 33 and sorting cylinder 34 constitute, above-mentioned each parts correspond to corresponding operating function respectively.In use, feeding track 30 can discharge a number of needle bearing to be detected and by screens cylinder 31, it is carried out spacing, lower section is and heads into cylinder 32 and positioning cylinder 33, the two coacts and is set with in the process with detection flying wheel by needle bearing to be detected, and position in place, can be rotated by driven by motor flying wheel after heading into cylinder 32 and resetting and then by the acquired signal of sensor, it be carried out subsequent analysis judgement.
The detection that Bearing testing overlaps 12 is based on flying wheel driving mechanism 2 and Bearing testing mechanism 1, and with reference to accompanying drawing 3 and accompanying drawing 4, wherein inertial driving mechanism 2 provides power support, and Bearing testing mechanism 1 provides hardware condition support.Inertial driving mechanism 2 includes an adjustable speed motor 20, belt 21, Mobile Slide 22, guide rail 23, slide unit move cylinder 24 and rubber drive wheels 25.When needs drive, moving cylinder 24 with slide unit by Mobile Slide 22 and rubber drive wheels 25 moved and overlap 12 to it with Bearing testing and contact, the latter can remove open rubber drive wheels 25 after being reached stabilized (steady-state) speed by driving under frictional force effect.Bearing testing mechanism 1 includes the detecting core shaft 11 being fixed in frame, be suspended on detecting core shaft 11 Bearing testing set 12 and a device for discharging, the latter is made up of eject cylinder 13, optical axis 14, liftout plate 15 and the ejector sleeve 16 being sequentially connected, it can coordinate with aforesaid bearing inlet/outlet mechanism 3, after detection is complete and makes Evaluation results, Bearing testing is overlapped 12 and ejects detecting core shaft 11 to feeding track 30, namely made corresponding classification by sorting cylinder 34 response performance evaluation result subsequently.
Data collection processor part mainly utilizes sensor indirectly obtain needle bearing information and draw Evaluation results by analysis, the riding position of sensor detects signal with accurate acquisition and is advisable, displacement as main in photoelectric sensor, it is mountable to the top of Bearing testing to be measured set 12, having corresponding signal when drifting beyond to produce, respective cylinder can respond according to the program finished in PLC in advance；Acceleration transducer is suitable for being installed in Bearing testing mechanism 1 vibration measuring and moves, and sound meter then can be placed in other positions of frame.Pass through sensor, we can obtain the data such as the axial drift value of bearing, noise figure indirectly, pass to PLC analog module by filtering etc. afterwards and be converted into digital signal, pass to again in PLC, owing to being set with a threshold values in PLC programs in advance, then exceed it and decide that product is defective, on the contrary qualified, draw Evaluation results with this and control sorting cylinder 34 action, completing the quality classification to detected needle bearing.
Additionally, the present invention is also devised with a flying wheel braking mechanism 4, it is passed in and out cylinder 41 by brake wheel 40 and brake wheel and constitutes, the mechanism of action is similar with rubber drive wheels 25, only in order that the braking of detection flying wheel, it can be used for shortening the detection cycle, improves detection efficiency.
The present invention is directed to the deficiency to its method for testing performance in a kind of big end needle bearing without Internal and external cycle and prior art, propose a kind of new detection system, it utilizes sensor indirect detection to obtain the information of needle bearing, and automatically make analysis and classification, testing result is more fully accurate, it is to avoid the needle bearing quality impact on assembling and engine performance during practical application.
Finally; although the basic condition of the present invention has been shown and described with reference to specific embodiments of the invention; but those skilled in the art is to be understood that; the foregoing is only the preferred embodiments of the present invention, all should belong within protection scope of the present invention as long as realizing the technical scheme of the object of the invention with essentially identical means.
Claims (5)
1. a big end needle bearing performance detecting system, it is characterised in that: described system includes the bearing inlet/outlet mechanism (3) being assembled on system chassis, and it includes needle bearing is carried out feeding, screens, head into and the track of positioning action and cylinder；
Flying wheel driving mechanism (2), it drives detection flying wheel to realize turn by motor-driven；Bearing testing mechanism (1), its turn being needle bearing and performance detection provide hardware supported；And data collection processor part, it passes through Controlled by Programmable Controller cylinder action, utilizes sensor indirectly to obtain needle bearing information, Programmable Logic Controller processes and control respective cylinder execution performance evaluation result, and it can complete needle bearing axial dipole field, needle bearing noise measuring；
Flying wheel braking mechanism (4), it is passed in and out cylinder (41) by brake wheel (40) and brake wheel and constitutes, for detecting the braking of flying wheel；
Wherein said Bearing testing mechanism (1) includes the detecting core shaft (11) being fixed in frame, the Bearing testing set (12) being suspended on detecting core shaft (11), and described Bearing testing set (12) includes needle bearing to be measured and the detection flying wheel being socketed with described needle bearing.
2. a kind of big end needle bearing performance detecting system according to claim 1, it is characterized in that: described Bearing testing mechanism (1) also includes one for ejecting the device for discharging detecting Bearing testing set (12), it is made up of eject cylinder (13), optical axis (14), liftout plate (15) and the ejector sleeve (16) being sequentially connected.
3. a kind of big end needle bearing performance detecting system according to claim 1, it is characterised in that: described bearing inlet/outlet mechanism (3) includes the feeding track (30) for fed bearings, screens cylinder (31), heads into cylinder (32) and the positioning cylinder (33) for Bearing testing set (12) is positioned.
4. a kind of big end needle bearing performance detecting system according to claim 3, it is characterized in that: described bearing inlet/outlet mechanism (3) also includes a sorting cylinder (34), Evaluation results can be responded, Bearing testing set (12) carries out good and bad classification and delivers to respective rail by it.
5. a kind of big end needle bearing performance detecting system according to claim 1, it is characterised in that: described flying wheel driving mechanism (2) is moved cylinder (24) and for driving the rubber drive wheels (25) of detection flying wheel to constitute by adjustable speed motor (20), belt (21), Mobile Slide (22), guide rail (23), slide unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310015204.8A CN103076176B (en) | 2013-01-15 | 2013-01-15 | A kind of big end needle bearing performance detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310015204.8A CN103076176B (en) | 2013-01-15 | 2013-01-15 | A kind of big end needle bearing performance detecting system |
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| Publication Number | Publication Date |
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| CN103076176A CN103076176A (en) | 2013-05-01 |
| CN103076176B true CN103076176B (en) | 2016-07-06 |
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| CN201310015204.8A Expired - Fee Related CN103076176B (en) | 2013-01-15 | 2013-01-15 | A kind of big end needle bearing performance detecting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109855871B (en) * | 2019-01-03 | 2021-01-22 | 洛阳轴承研究所有限公司 | Needle bearing test equipment |
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| CN200989818Y (en) * | 2006-11-03 | 2007-12-12 | 大连佳博轴承仪器有限公司 | Vertical shaft semi-automatic bearing vibration measuring device |
| CN101699242A (en) * | 2009-10-27 | 2010-04-28 | 苏州轴承厂有限公司 | Accelerated rolling bearing fatigue life tester |
| CN101907435A (en) * | 2009-06-03 | 2010-12-08 | 上海莱必泰精密机电有限公司 | Full-automatic bearing outboard detector |
| CN201979821U (en) * | 2011-03-01 | 2011-09-21 | 恩比贝克飞虹汽车零部件(四川)有限公司 | Automatic conveying device of laser marking machine for bearing bush |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101090891B1 (en) * | 2009-07-27 | 2011-12-08 | (주)케이비알 | A Ball Crack Automatic Testing device for a Ball Beearing |
| CN101813561B (en) * | 2010-03-22 | 2013-09-18 | 昆山三一机械有限公司 | Detection device for load of rolling bearing and detection method thereof |
| CN101865772A (en) * | 2010-06-03 | 2010-10-20 | 西安交通大学 | Test device for testing performance of compliant foil gas journal bearing |
| CN102628747B (en) * | 2012-05-08 | 2014-07-09 | 重庆大学 | Multifunctional tribology performance test system |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200989818Y (en) * | 2006-11-03 | 2007-12-12 | 大连佳博轴承仪器有限公司 | Vertical shaft semi-automatic bearing vibration measuring device |
| CN101907435A (en) * | 2009-06-03 | 2010-12-08 | 上海莱必泰精密机电有限公司 | Full-automatic bearing outboard detector |
| CN101699242A (en) * | 2009-10-27 | 2010-04-28 | 苏州轴承厂有限公司 | Accelerated rolling bearing fatigue life tester |
| CN201979821U (en) * | 2011-03-01 | 2011-09-21 | 恩比贝克飞虹汽车零部件(四川)有限公司 | Automatic conveying device of laser marking machine for bearing bush |
Non-Patent Citations (1)
| Title |
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| 民机襟翼滚针轴承磨损试验设计;谷鸣;《万方数据企业知识服务平台 学位论文》;20101029;第26-31页 * |
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