CN201622172U - Detector used for detecting rotation or separation of outer ring of spherical plain bearing in assorted casing - Google Patents
Detector used for detecting rotation or separation of outer ring of spherical plain bearing in assorted casing Download PDFInfo
- Publication number
- CN201622172U CN201622172U CN2010201204037U CN201020120403U CN201622172U CN 201622172 U CN201622172 U CN 201622172U CN 2010201204037 U CN2010201204037 U CN 2010201204037U CN 201020120403 U CN201020120403 U CN 201020120403U CN 201622172 U CN201622172 U CN 201622172U
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- China
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- cylinder
- fixed mount
- outer ring
- oscillating bearing
- load
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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.)
- Expired - Fee Related
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- Rolling Contact Bearings (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
A detector used for detecting rotation or separation of an outer ring of a spherical plain bearing in an assorted casing is characterized in that an axial loading cylinder (7) is fixed at the upper end of a gantry fixing frame (9), the upper end of the axial loading cylinder is connected with a torque sensor (8), the torque sensor is connected with a rotary loading cylinder (10), the rotary loading cylinder is fixed via a support arranged at the upper end of the gantry fixing frame, a loading sleeve (6) is arranged at a loading head at the lower end of the axial loading cylinder, the width of a groove of the loading sleeve is identical to that of the outer ring of the spherical plain bearing (4) to be detected, the spherical plain bearing (4) to be detected is mounted in a casing (3) which is arranged at the upper end of a fixed frame (2), the gantry fixing frame and the fixed frame are both arranged on a base (1), an induction sensor (5) is embedded on one side of one end of the fixed frame, and a probe of the induction sensor contacts with the outer ring of the spherical plain bearing to be detected. The detector can accurately detect indexes of rotation of the outer ring of the spherical plain bearing relative to the casing and axial displacement and separation thereof after the bearing is applied with certain load.
Description
Technical field
The utility model belongs to bearing detector technical field, refers more particularly to a kind of detector that oscillating bearing rotates or deviates from supporting housing Internal and external cycle that can be used for.
Background technology
The outer ring of oscillating bearing is applying after certain load relative to the rotating and displacement vertically and to deviate from be the important indicator that oscillating bearing need be considered when installing of supporting housing, and the safety of matched host machine and stability etc. are all had certain influence.
The oscillating bearing that matched host machine is used along with aviation users has outside the high Precision Detection requirement, also should meet the requirement of HB0-37-2003 standard.Before installing, matched host machine needs to detect the performance index that finished product oscillating bearing outer ring is rotated or deviate from, and the detector that also these type of performance index of oscillating bearing is not detected at present.
Summary of the invention
For addressing the above problem, the utility model has designed a kind of detector that oscillating bearing rotates or deviates from supporting housing Internal and external cycle that can be used for, this detector is simple in structure, can accurately measure oscillating bearing rotating and displacement and deviate from state vertically relative to housing after applying certain load.
In order to realize the foregoing invention purpose, the utility model adopts following technical scheme:
Described can be used for oscillating bearing supporting housing Internal and external cycle rotate or the detector deviate from by pedestal, fixed mount, housing, inductance sensor, load cover, axially load cylinder, torque sensor, gantry fixed mount and rotation load cylinder and constitute, center, fixed mount upper end, gantry stationary shaft is to loading cylinder, the upper end that axially loads cylinder connects torque sensor, torque sensor loads cylinder with rotation and connects, rotating the loading cylinder then fixes by the support that fixed mount upper end in gantry is provided with, on the loading head that axially loads the cylinder lower end, be provided with and load cover, load the rounded groove shape of cover, the recess width that loads cover equates with the outer ring width of tested oscillating bearing, tested oscillating bearing is installed in the housing, housing is arranged on the fixed mount upper end, gantry fixed mount and fixed mount all are fixed on the pedestal, inductance sensor arranged in that an end side surface of fixed mount is embedding, the gauge head of inductance sensor contacts with the outer ring of tested oscillating bearing.
Owing to adopted technical scheme as mentioned above, the utility model produces following good effect:
1, detector of the present utility model can accurately detect oscillating bearing rotating and displacement vertically and deviate from index relative to housing after applying certain load.
When 2, detector detects oscillating bearing axial displacement and deviates from index, evaluate by the displacement that the relative housing in detection oscillating bearing outer ring is deviate from vertically.
When 3, detector detects oscillating bearing rotation index, evaluate along the angular metric that circumferentially rotates relative to housing by detecting the oscillating bearing outer ring.
4, realize axially loading cylinder and rotate the precision that loads cylinder by cylinder, accurate voltage regulating valve etc. loading.
5, show the load value that axially loads cylinder and rotate the loading cylinder by precision pressure gauge and torque sensor.
6, measure the displacement of the relative housing in oscillating bearing outer ring and deviate from state by inductance sensor, effective sampling points is more than 100 o'clock in the one-shot measurement cycle, satisfies bearing manufacturing enterprise to oscillating bearing rotating and displacement vertically and deviate from the multimetering requirement of index relative to housing after applying certain load.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Among Fig. 1: the 1-pedestal; The 2-fixed mount; The 3-housing; The tested oscillating bearing of 4-; The 5-inductance sensor; 6-loads cover; 7-axially loads cylinder; The 8-torque sensor; 9-gantry fixed mount; 10-rotates and loads cylinder.
Embodiment
In conjunction with Fig. 1, of the present utility model can be used for oscillating bearing supporting housing Internal and external cycle rotate or the detector deviate from by pedestal 1, fixed mount 2, housing 3, inductance sensor 5, load cover 6, axially load cylinder 7, torque sensor 8, gantry fixed mount 9 and rotate and load cylinder 10 and constitute.
Center, gantry fixed mount 9 upper ends stationary shaft is to loading cylinder 7, the upper end that axially loads cylinder 7 connects torque sensor 8, torque sensor 8 loads cylinder 10 with rotation and connects, rotating loading cylinder 10 then fixes by the support that fixed mount 9 upper ends in gantry are provided with, on the loading head that axially loads cylinder 7 lower ends, be provided with and load cover 6, load cover 6 rounded groove shapes, the recess width that loads cover 6 equates with the outer ring width of tested oscillating bearing 4, tested oscillating bearing 4 is installed in the housing 3, housing 3 is arranged on fixed mount 2 upper ends, gantry fixed mount 9 and fixed mount 2 all are fixed on the pedestal 1, inductance sensor 5 arranged in that an end side surface of fixed mount 2 is embedding, the gauge head of inductance sensor 5 contacts with the outer ring of tested oscillating bearing 4.
Be fastened to fixed mount 2 again after the outer ring of tested oscillating bearing 4 and housing 3 assemblings.Axially load cylinder 7 and apply axial load, rotate loading cylinder 10 and apply rotational load for tested oscillating bearing 4 for tested oscillating bearing 4.The gauge head of inductance sensor 5 contacts the displacement in the time of can detecting the deviating from of tested oscillating bearing 4 outer rings with the outer ring of tested oscillating bearing 4.
Detector of the present utility model also includes two accurate voltage regulating valves, though in Figure of description, do not mark, but its effect can not be ignored, two one on accurate voltage regulating valves are used for minute adjustment and rotate and load cylinder 10, one is used for minute adjustment and axially loads cylinder 7, the load value that axially loads cylinder 7 can show by accurate rain glass, the driving torque value that rotate to load cylinder 10 can be obtained by torque sensor 8, and controlling value that detector is all and displayed value can be controlled and show by computing machine dedicated test software.
When detecting the axial displacement of tested oscillating bearing 4 and deviating from index, at first to fix housing 3, apply axial load by the outer ring that loads 6 pairs of tested oscillating bearings 4 of cover, axial load is provided by axial loading cylinder 7, by the displacement of the relative housing in inductance sensor 5 detection tested oscillating bearing outer rings, displacement is converted to electric signal and sends into computer supervisory control system by interchange amplification, phase sensitive detection, direct current amplification.Apply earlier and preload, behind the system stability to be detected, get the inductance sensor detected value more than 100 and average.Then apply the regulation axial load, keep 0～5min to get the inductance sensor detected value more than 100 and average,, can judge the displacement that tested oscillating bearing is whether up to specification or deviate from technical requirement by the variable quantity of both mean values before and after calculating.
When detecting tested oscillating bearing and rotating index, produce relative rotation for preventing to load between cover 6 and the tested oscillating bearing outer ring in the testing process, can on tested oscillating bearing outer ring, apply less axial load, load the rotational load that 10 pairs of tested oscillating bearings of cylinder outer ring applies certain moment of torsion by rotating then.Rotational load value and rotational angle can detect by torque sensor.Apply earlier to rotate and preload, get current rotational angle value behind the system stability to be detected, apply the axial load of regulation then, get current rotational angle value again, by calculating variable quantity between the two, can judge whether tested oscillating bearing differentiation reaches rotation up to specification and require technology.
Claims (1)
1. one kind can be used for the detector that oscillating bearing rotates or deviates from supporting housing Internal and external cycle, it is characterized in that: this detector is by pedestal (1), fixed mount (2), housing (3), inductance sensor (5), load cover (6), axially load cylinder (7), torque sensor (8), gantry fixed mount (9) and rotation load cylinder (10) and constitute, center, gantry fixed mount (9) upper end stationary shaft is to loading cylinder (7), the upper end that axially loads cylinder (7) connects torque sensor (8), torque sensor (8) loads cylinder (10) with rotation and connects, rotating loading cylinder (10) then fixes by the support that gantry fixed mount (9) upper end is provided with, on the loading head that axially loads cylinder (7) lower end, be provided with and load cover (6), load cover (6) rounded groove shape, the recess width that loads cover (6) equates with the outer ring width of tested oscillating bearing (4), tested oscillating bearing (4) is installed in the housing (3), housing (3) is arranged on fixed mount (2) upper end, gantry fixed mount (9) and fixed mount (2) all are fixed on the pedestal (1), inductance sensor (5) arranged in that an end side surface of fixed mount (2) is embedding, the gauge head of inductance sensor (5) contacts with the outer ring of tested oscillating bearing (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201204037U CN201622172U (en) | 2010-03-01 | 2010-03-01 | Detector used for detecting rotation or separation of outer ring of spherical plain bearing in assorted casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201204037U CN201622172U (en) | 2010-03-01 | 2010-03-01 | Detector used for detecting rotation or separation of outer ring of spherical plain bearing in assorted casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201622172U true CN201622172U (en) | 2010-11-03 |
Family
ID=43025629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201204037U Expired - Fee Related CN201622172U (en) | 2010-03-01 | 2010-03-01 | Detector used for detecting rotation or separation of outer ring of spherical plain bearing in assorted casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201622172U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374846A (en) * | 2011-09-21 | 2012-03-14 | 清华大学 | Closed type displacement sensor calibrating device |
| CN103323239A (en) * | 2012-03-21 | 2013-09-25 | 中国商用飞机有限责任公司 | Knuckle bearing detection device |
| CN104289890A (en) * | 2014-09-23 | 2015-01-21 | 南京航空航天大学 | Device and method used for knuckle bearing installation and detection |
-
2010
- 2010-03-01 CN CN2010201204037U patent/CN201622172U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374846A (en) * | 2011-09-21 | 2012-03-14 | 清华大学 | Closed type displacement sensor calibrating device |
| CN103323239A (en) * | 2012-03-21 | 2013-09-25 | 中国商用飞机有限责任公司 | Knuckle bearing detection device |
| CN103323239B (en) * | 2012-03-21 | 2016-08-03 | 中国商用飞机有限责任公司 | Oscillating bearing detection device |
| CN104289890A (en) * | 2014-09-23 | 2015-01-21 | 南京航空航天大学 | Device and method used for knuckle bearing installation and detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101103 Termination date: 20180301 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |