CN202119623U - Alternate load joint bearing life testing machine - Google Patents
Alternate load joint bearing life testing machine Download PDFInfo
- Publication number
- CN202119623U CN202119623U CN2011201956438U CN201120195643U CN202119623U CN 202119623 U CN202119623 U CN 202119623U CN 2011201956438 U CN2011201956438 U CN 2011201956438U CN 201120195643 U CN201120195643 U CN 201120195643U CN 202119623 U CN202119623 U CN 202119623U
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- oil cylinder
- bearing
- testing machine
- bearing life
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Abstract
The utility model relates to an alternate load joint bearing life testing machine, belonging to the engineering machinery testing device. The alternate load joint bearing life testing machine adopts a four-column structure and is characterized in that: one side of the workbench is provided with a swing oil cylinder side support, with the swing oil cylinder being installed upon the swing oil cylinder side support; a linear servo oil cylinder is arranged upon a crossbeam; and the front end of the swing oil cylinder is provided with a torque sensor and a dual-film sheet resilient coupling. The alternate load joint bearing life testing machine features novel structure, large testing space, easy installation of the experiment pieces, and prolonged service lifetime of the swing oil cylinder. The alternate load joint bearing life testing machine can eliminate the gap resulting from the reversing when the swing oil cylinder performs reciprocating rotary movement, with rapid corresponding speed, high precision, and wide frequency band. The alternate load joint bearing life testing machine can conduct load torque and displacement torsional angle control test, with stability and reliability, and can conduct regular waveform and any waveform test over the test pieces.
Description
Technical field
The utility model belongs to engineer machinery test equipment, refers in particular to a kind of equipment that is used to test the oscillating bearing performance.
Background technology
Development along with industrial products market; The growth of bearing industry; Exported product increase and external bearing products is processed at home; Lack the professional equipment that is specifically designed to the tired simulation test of oscillating bearing, since the raising of the reliability requirement of product quality, the test experiments that needs corresponding simulated test facility that bearing is correlated with.
Summary of the invention
The utility model provides a kind of stress alternation oscillating bearing life test machine, to solve the problem that the tired simulation test of oscillating bearing lacks Special Equipment.
The technical scheme that the utility model is taked is: column is connected with stationary table, and crossbeam is fixedly connected with column through female, the anti-loose-back of the column back of the body is female, and leg is connected with stationary table; Beam is fixedly connected with leg, and the oscillating oil cylinder side stand is connected with stationary table, and the straight line oil cylinder is fixedly connected with crossbeam through trip bolt; Electrohydraulic servo valve is fixedly connected with the straight line oil cylinder, and load sensor is fixedly connected with the piston rod front end of linear servo oil cylinder, and preload ring is fixedly connected with the piston rod of linear servo oil cylinder; Displacement transducer is fixedly connected with displacement sensor bracket, and displacement sensor bracket is fixedly connected with the straight line oil cylinder, and oscillating oil cylinder loads support with oscillating oil cylinder and is fixedly connected; Oscillating oil cylinder loads support and is fixedly connected with pinion and rack, and handwheel is fixedly connected with pinion and rack, and line slideway auxiliary is fixedly connected with the oscillating oil cylinder side stand; Tooth bar is fixedly connected with the oscillating oil cylinder side stand, and pinion and rack is fixedly connected with line slideway auxiliary, and photoelectric encoder connects support and is fixedly connected with oscillating oil cylinder; Photoelectric encoder is connected support and is fixedly connected with photoelectric encoder; Torque sensor is fixedly connected with the piston rod front end of oscillating oil cylinder, and torque sensor is fixedly connected with bimodulus sheet spring coupling, and axis of swing is fixedly connected with bimodulus sheet spring coupling; Bearing spider is connected with stationary table; Bearing seat is fixedly connected with bearing spider, and bearing is fixedly connected with bearing seat, and bearing lock nut is threaded with bearing; Load axle and be fixedly connected with the swelling cover, joint flange is fixedly connected with the swelling cover.
The advantage of the utility model is: novel structure, and test space is bigger, and the installation test part is more convenient; Increased the serviceable life of oscillating oil cylinder; The gap that produces because of switching-over when the elimination oscillating oil cylinder is done crankmotion, response speed is fast, precision is high, bandwidth, can carry out load torque, displacement torsional angle control test; Stable working is reliable, can apply regular waveform and random waveform test to test specimen.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the left view of Fig. 1.
Embodiment
Column 27 is fixedly connected with worktable 26, and crossbeam 5 is female 3 through the column back of the body, anti-loose-back female 4 is fixedly connected with column 27, and leg 25 is fixedly connected with worktable 26; Beam 24 is fixedly connected with leg 25, and oscillating oil cylinder side stand 19 is fixedly connected with worktable 26, and straight line oil cylinder 1 is fixedly connected with crossbeam 5 through trip bolt 31; Electrohydraulic servo valve 2 is fixedly connected with straight line oil cylinder 1, and load sensor 6 is fixedly connected with the piston rod front end of linear servo oil cylinder 1, and preload ring 30 is fixedly connected with the piston rod of linear servo oil cylinder 1; Displacement transducer 32 is fixedly connected with displacement sensor bracket 33, and displacement sensor bracket 33 is fixedly connected with straight line oil cylinder 1, and oscillating oil cylinder 16 loads support 15 with oscillating oil cylinder and is fixedly connected; Oscillating oil cylinder loads support 15 and is fixedly connected with pinion and rack 22, and handwheel 21 is fixedly connected with pinion and rack 22, and line slideway auxiliary 20 is fixedly connected with oscillating oil cylinder side stand 19; Tooth bar 23 is fixedly connected with oscillating oil cylinder side stand 19, and pinion and rack 22 is fixedly connected with line slideway auxiliary 20, and photoelectric encoder connects support 17 and is fixedly connected with oscillating oil cylinder 16; Photoelectric encoder 18 is connected support 17 and is fixedly connected with photoelectric encoder; Torque sensor 14 is fixedly connected with the piston rod front end of oscillating oil cylinder 16, and torque sensor 14 is fixedly connected with bimodulus sheet spring coupling 13, and axis of swing 12 is fixedly connected with bimodulus sheet spring coupling 13; Bearing spider 11 is fixedly connected with worktable 26; Bearing seat 9 is fixedly connected with bearing spider 11, and bearing 28 is fixedly connected with bearing seat 9, and bearing lock nut 10 is threaded with bearing 28; Load axle 8 and be fixedly connected with swelling cover 29, joint flange 7 is fixedly connected with swelling cover 29.
The working method of the utility model is: at first linear servo oil cylinder 1 is installed on the crossbeam 5 and through trip bolt 29 linear servo oil cylinder 1 is fixed; Load sensor 6 is housed on the piston rod of linear servo oil cylinder 1; Load sensor 6 is used for the measurement of experiment with measuring process load; Oscillating oil cylinder 16 is fixed on oscillating oil cylinder and loads on the support 15; Oscillating oil cylinder 16 front ends are equipped with torque sensor 14, and the moment of torsion that torque sensor 14 can experiment with measuring process testing spare produces, torque sensor 14 front ends are installed bimodulus sheet spring coupling 13 and axis of swing 12; Through axis of swing 12 with load axle 8 and frock clamp etc. and make an experiment being connected of annex; Oscillating oil cylinder loads support 15 belows pinion and rack 22 has been installed, and adjusts the distance that pinion and racks 22 are adjusted oscillating oil cylinder 16 through handwheel 21, can adapt to the test of different frock clamps.
The utility model adopts the electro-hydraulic servo loop control theory, and servo actuator all adopts non-metallic friction, can carry out load torque, displacement torsional angle control test, can apply regular waveform and random waveform test to test specimen.Radial load applies through the linear servo oil cylinder, by ergometry and the displacement respectively of load sensor, displacement transducer, and forms closed-loop control system,, realize dynamic test.Swing part applies moment of torsion through the swing actuator, measures moment of torsion, torsional angle respectively by torque sensor, photoelectric encoder, and forms closed-loop system and control, and carries out dynamic test and measurement.
Claims (1)
1. stress alternation oscillating bearing life test machine, it is characterized in that: column is connected with stationary table, and crossbeam is fixedly connected with column through female, the anti-loose-back of the column back of the body is female; Leg is connected with stationary table, and beam is fixedly connected with leg, and the oscillating oil cylinder side stand is connected with stationary table; The straight line oil cylinder is fixedly connected with crossbeam through trip bolt, and electrohydraulic servo valve is fixedly connected with the straight line oil cylinder, and load sensor is fixedly connected with the piston rod front end of linear servo oil cylinder; Preload ring is fixedly connected with the piston rod of linear servo oil cylinder, and displacement transducer is fixedly connected with displacement sensor bracket, and displacement sensor bracket is fixedly connected with the straight line oil cylinder; Oscillating oil cylinder loads support with oscillating oil cylinder and is fixedly connected, and oscillating oil cylinder loads support and is fixedly connected with pinion and rack, and handwheel is fixedly connected with pinion and rack; Line slideway auxiliary is fixedly connected with the oscillating oil cylinder side stand, and tooth bar is fixedly connected with the oscillating oil cylinder side stand, and pinion and rack is fixedly connected with line slideway auxiliary; Photoelectric encoder connects support and is fixedly connected with oscillating oil cylinder, and photoelectric encoder is connected support and is fixedly connected with photoelectric encoder, and torque sensor is fixedly connected with the piston rod front end of oscillating oil cylinder; Torque sensor is fixedly connected with bimodulus sheet spring coupling; Axis of swing is fixedly connected with bimodulus sheet spring coupling, and bearing spider is connected with stationary table, and bearing seat is fixedly connected with bearing spider; Bearing is fixedly connected with bearing seat; Bearing lock nut is threaded with bearing, loads axle and is fixedly connected with the swelling cover, and joint flange is fixedly connected with the swelling cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201956438U CN202119623U (en) | 2011-06-13 | 2011-06-13 | Alternate load joint bearing life testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201956438U CN202119623U (en) | 2011-06-13 | 2011-06-13 | Alternate load joint bearing life testing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202119623U true CN202119623U (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201956438U Expired - Fee Related CN202119623U (en) | 2011-06-13 | 2011-06-13 | Alternate load joint bearing life testing machine |
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| CN (1) | CN202119623U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620923A (en) * | 2012-04-11 | 2012-08-01 | 上海市特种设备监督检验技术研究院 | Indoor test detector for wind-resistant anti-slip brake of port crane |
| CN102635595A (en) * | 2012-04-17 | 2012-08-15 | 常州轩达液压机电设备有限公司 | Substrate of small-tonnage actuator servo oil cylinder |
| CN102635594A (en) * | 2012-04-17 | 2012-08-15 | 常州轩达液压机电设备有限公司 | Large-tonnage actuator servo-cylinder base |
| CN102645329A (en) * | 2012-04-24 | 2012-08-22 | 浙江工业大学 | Electric liquid harmonic oscillation high frequency fatigue-testing machine and control method of electric liquid harmonic oscillation high frequency fatigue-testing machine |
| CN103292999A (en) * | 2013-07-01 | 2013-09-11 | 燕山大学 | Offset double-oscillating-follower double-swash-plate-end-cam knuckle bearing high-speed testing machine |
| CN103884505A (en) * | 2014-03-23 | 2014-06-25 | 长春机械科学研究院有限公司 | Multidimensional coordination loading condition simulation test system of spherical hinge bearing |
| CN104142246A (en) * | 2014-08-26 | 2014-11-12 | 长春机械科学研究院有限公司 | Multi-group bearing loading simulation test system |
| CN105136459A (en) * | 2015-08-18 | 2015-12-09 | 燕山大学 | Testing machine for joint bearings combined and matched with swing cylinder type helicopter tail rotor system |
| CN105466619A (en) * | 2015-12-15 | 2016-04-06 | 西安航天动力研究所 | Swing bearing friction characteristics measuring device and method under joint actions of axial and radial load |
| CN105527102A (en) * | 2015-12-29 | 2016-04-27 | 瓦房店轴承集团有限责任公司 | Joint bearing swinging life tester |
| CN106769038A (en) * | 2016-12-12 | 2017-05-31 | 长春机械科学研究院有限公司 | One kind combination loading movable joint bearing tester |
| CN109357871A (en) * | 2018-12-12 | 2019-02-19 | 中国北方发动机研究所(天津) | A kind of connecting rod small end of engine bearing certification test platform and test macro |
| CN109470478A (en) * | 2018-10-31 | 2019-03-15 | 洛阳Lyc轴承有限公司 | The test method and equipment of the middle-size and small-size oscillation bearing of heavy load |
| CN111829781A (en) * | 2019-04-12 | 2020-10-27 | 福建龙溪轴承(集团)股份有限公司 | Joint bearing compound motion test device |
-
2011
- 2011-06-13 CN CN2011201956438U patent/CN202119623U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102620923A (en) * | 2012-04-11 | 2012-08-01 | 上海市特种设备监督检验技术研究院 | Indoor test detector for wind-resistant anti-slip brake of port crane |
| CN102635595A (en) * | 2012-04-17 | 2012-08-15 | 常州轩达液压机电设备有限公司 | Substrate of small-tonnage actuator servo oil cylinder |
| CN102635594A (en) * | 2012-04-17 | 2012-08-15 | 常州轩达液压机电设备有限公司 | Large-tonnage actuator servo-cylinder base |
| CN102645329A (en) * | 2012-04-24 | 2012-08-22 | 浙江工业大学 | Electric liquid harmonic oscillation high frequency fatigue-testing machine and control method of electric liquid harmonic oscillation high frequency fatigue-testing machine |
| CN102645329B (en) * | 2012-04-24 | 2014-12-03 | 浙江工业大学 | Electric liquid harmonic oscillation high frequency fatigue-testing machine and control method of electric liquid harmonic oscillation high frequency fatigue-testing machine |
| CN103292999A (en) * | 2013-07-01 | 2013-09-11 | 燕山大学 | Offset double-oscillating-follower double-swash-plate-end-cam knuckle bearing high-speed testing machine |
| CN103292999B (en) * | 2013-07-01 | 2015-10-14 | 燕山大学 | Biased two oscillating follower two inclined plate edge cam oscillating bearing high-speed tester (HST) |
| CN103884505B (en) * | 2014-03-23 | 2016-04-27 | 长春机械科学研究院有限公司 | Ball socket bearing multidimensional coordination loading condition simulation experiment system |
| CN103884505A (en) * | 2014-03-23 | 2014-06-25 | 长春机械科学研究院有限公司 | Multidimensional coordination loading condition simulation test system of spherical hinge bearing |
| CN104142246A (en) * | 2014-08-26 | 2014-11-12 | 长春机械科学研究院有限公司 | Multi-group bearing loading simulation test system |
| CN105136459A (en) * | 2015-08-18 | 2015-12-09 | 燕山大学 | Testing machine for joint bearings combined and matched with swing cylinder type helicopter tail rotor system |
| CN105136459B (en) * | 2015-08-18 | 2017-12-08 | 燕山大学 | Joint bearing testing machine is combined in the system support of oscillating oil cylinder formula helicopter tail rotor |
| CN105466619A (en) * | 2015-12-15 | 2016-04-06 | 西安航天动力研究所 | Swing bearing friction characteristics measuring device and method under joint actions of axial and radial load |
| CN105466619B (en) * | 2015-12-15 | 2018-04-20 | 西安航天动力研究所 | Bearing frictional behavior measuring device and method are waved under Axial and radial load collective effect |
| CN105527102A (en) * | 2015-12-29 | 2016-04-27 | 瓦房店轴承集团有限责任公司 | Joint bearing swinging life tester |
| CN106769038A (en) * | 2016-12-12 | 2017-05-31 | 长春机械科学研究院有限公司 | One kind combination loading movable joint bearing tester |
| CN106769038B (en) * | 2016-12-12 | 2019-04-16 | 中机试验装备股份有限公司 | A kind of combination load movable joint bearing tester |
| CN109470478A (en) * | 2018-10-31 | 2019-03-15 | 洛阳Lyc轴承有限公司 | The test method and equipment of the middle-size and small-size oscillation bearing of heavy load |
| CN109357871A (en) * | 2018-12-12 | 2019-02-19 | 中国北方发动机研究所(天津) | A kind of connecting rod small end of engine bearing certification test platform and test macro |
| CN109357871B (en) * | 2018-12-12 | 2020-11-06 | 中国北方发动机研究所(天津) | Engine connecting rod small-end bearing examination test bed and test system |
| CN111829781A (en) * | 2019-04-12 | 2020-10-27 | 福建龙溪轴承(集团)股份有限公司 | Joint bearing compound motion test device |
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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: 20120118 Termination date: 20150613 |
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| EXPY | Termination of patent right or utility model |