CN106969914A - Crank and synchronous belt type oscillating bearing experimental rig - Google Patents
Crank and synchronous belt type oscillating bearing experimental rig Download PDFInfo
- Publication number
- CN106969914A CN106969914A CN201710112773.2A CN201710112773A CN106969914A CN 106969914 A CN106969914 A CN 106969914A CN 201710112773 A CN201710112773 A CN 201710112773A CN 106969914 A CN106969914 A CN 106969914A
- Authority
- CN
- China
- Prior art keywords
- pulley
- synchronous
- oscillating bearing
- rope
- timing belt
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of crank and synchronous belt type oscillating bearing experimental rig.Including crank axle, sliding shaft sleeve, timing belt, synchronous pulley, pulley, rope, axle, spring, experiment oscillating bearing, control oil circuit and oil cylinder, on two crank ends mounted in crank axle nested with sliding shaft sleeve II of sliding shaft sleeve I, sliding shaft sleeve I and sliding shaft sleeve II are connected respectively to timing belt two ends through respective rope, timing belt is by four synchronous pulleys, by V belt translation so that four synchronous pulleys are rotated；The fixation after pulley of the rope of timing belt one end is tied on sliding shaft sleeve I, and the rope of the timing belt other end is fixed after pulley to be tied on sliding shaft sleeve II, and the rope of the timing belt other end is provided with spring.The present invention can be tested the bearing of same batch simultaneously, improve test efficiency；Or contrast test is carried out to the bearing of different batches.The hunting frequency scope of experimental rig is big, experimental rig strong applicability.
Description
Technical field
The present invention relates to a kind of bearing test device, tested more particularly, to a kind of crank and synchronous belt type oscillating bearing
Device.
Background technology
Oscillating bearing is mainly made up of the outer ring of one Internal Spherical Surface of an inner ring with spherical outside surface and band, is widely used in boat
Empty aircraft oscillating structural member connection.The damage of any parts all can be after bringing on a disaster property in flight course for aviation aircraft
Really, it is therefore quite important to aviation aircraft part life detection work.Part life detection work is typically by mould
The working environment for intending parts carries out fatigue test, will test obtained fatigue life value divided by a safety coefficient obtains zero
The service life of part.
Oscillating bearing must also carry out fatigue test as an important component of aviation aircraft.Traditional crank
Slide block type oscillating bearing fatigue tester is slider-crank mechanism, it is impossible to realize and multiple bearings are tested simultaneously, efficiency is low.
In addition traditional crank slide block type oscillating bearing experimental rig does not consider rotor dynamic balancing, therefore can only be less than 20Hz to frequency
Swing environment simulated, the result of the test that draws of swing test occasion to those frequencies higher than 40Hz is inaccurate, is applicable
Narrow range, constrains the development of swing in high frequency oscillating bearing significantly.
The content of the invention
The shortcomings of in order to solve low traditional joint wear testing machine test efficiency in background technology, narrow application range, this hair
Bright to propose a kind of crank and synchronous belt type oscillating bearing experimental rig, can overcome existing experimental rig will test oscillating bearing
By axle and shaft coupling be connected with motor low behind efficiency, narrow application range the shortcomings of, can accurately complete the examination of bearing fatigue life
Test.
The technical solution adopted by the present invention is：
The present invention includes crank axle, sliding shaft sleeve, timing belt, synchronous pulley, pulley, rope, axle, spring, experiment joint shaft
Hold, control on oil circuit and oil cylinder, two crank ends mounted in crank axle nested with sliding shaft sleeve II of sliding shaft sleeve I, sliding shaft sleeve I
Timing belt two ends are connected respectively to through respective rope, timing belt is by synchronous pulley I, synchronous pulley II, same with sliding shaft sleeve II
Belt wheel III and synchronous pulley IV are walked, by V belt translation so that four synchronous pulleys are rotated；The rope of timing belt one end passes through the He of pulley I
Fixation is tied on sliding shaft sleeve I after pulley II, and the rope of the timing belt other end is fixed after pulley III and pulley IV to be tied to slip
In shaft sleeve II, the rope of the timing belt other end is provided with spring.
Described crank axle is dynamic balance structure.The present invention can be realized to oscillating bearing along inverse by this dynamic balance structure
Hour hands rotate the testing inspection of swing in high frequency.
Each equal warp beam of synchronous pulley and the inner ring for testing oscillating bearing are coaxially connected, test the outer ring of oscillating bearing
Fixed, experiment oscillating bearing is through controlling oil circuit to be fixedly connected with oil cylinder.The load loading for testing oscillating bearing passes through oil cylinder, control
Oil circuit is realized.
One end of synchronous pulley and axle is fixedly and coaxially connected, and the inner ring of the other end and experiment oscillating bearing of axle is interference fitted
Formed coaxially connected.
At described pulley I and pulley II at grade, the both sides of rope and are located at respectively；Described pulley III and cunning
Take turns at IV at grade, and be located at the both sides of rope respectively.
The homonymy end of four described synchronous pulleys is at grade.
The axle of each synchronous pulley connection is parallel and perpendicular to rope.
The length of described timing belt is met：Four synchronous pulleys all the time can be with timing belt in the experimental rig course of work
Facies tract is connected.
The invention has the advantages that：
1st, the crankmotion that experimental rig of the present invention is realized can the preferably real rotation of simulation oscillating bearing transport
Start building condition so that the result of the test of bearing fatigue life is more accurate.
2nd, test efficiency can be greatly improved simultaneously to the experiment under the bearing progress different loads of same batch, and
Contrast test can be carried out under the conditions of same load to the bearing of different batches.
3rd, by increasing power of motor, belt wheel number, power transmission shaft number and the length of timing belt, it can realize in theory same
When countless bearings are tested, its efficiency is greatly increased.
4th, the dynamic balancing drive mechanism combined by crank axle and timing belt increases the hunting frequency scope of experimental rig, examination
The hunting frequency scope of experiment device is wide, especially closes equally applicable to high frequency test site, experimental rig versatility is good, the scope of application
Extensively.
The present invention can solve the problem that joint bearing testing machine realizes that experiment accuracy is low, efficiency is low, suitable in background technology in a word
The shortcomings of using narrow range.
Brief description of the drawings
Fig. 1 is oscillating bearing experimental rig schematic front view.
Fig. 2 is oscillating bearing experimental rig A-A schematic cross-sectional views.
Fig. 3 is oscillating bearing experimental rig B-B schematic cross-sectional views.
Wherein：(1) timing belt, (2) synchronous pulley I, (3) synchronous pulley II, (4) rope, (5) pulley I, (7) pulley II,
(9) crank axle, (10) sliding shaft sleeve I, (11) sliding shaft sleeve II, (12) spring, (13) pulley III, (14) pulley IV, (15) are same
Walk belt wheel III, (16) synchronous pulley IV, (17) experiment oscillating bearing IV, (18) control oil circuit, (19) experiment oscillating bearing III,
(20) oil cylinder, (21) axle IV, (22) axle III, (23) axle I, (24) experiment oscillating bearing I, (25) experiment oscillating bearing II, (26)
Axle II.
Embodiment
Below in conjunction with accompanying drawing, the present invention is further illustrated.
As shown in figure 1, the present invention specific implementation be include crank axle, sliding shaft sleeve, timing belt, synchronous pulley, pulley,
Rope, axle, spring, experiment oscillating bearing, control oil circuit and oil cylinder.
On two crank ends mounted in crank axle 9 nested with sliding shaft sleeve II 11 of sliding shaft sleeve I 10, the He of sliding shaft sleeve I 10
Sliding shaft sleeve II 11 is connected respectively to the two ends of timing belt 1 through respective rope 4, and timing belt 1 is by synchronous pulley I 2, synchronous pulley II
3rd, synchronous pulley III 15 and synchronous pulley IV 16, by V belt translation so that four synchronous pulleys are rotated.
Rope 4 is that fixation is tied on sliding shaft sleeve, and the rope 4 of the one end of timing belt 1 is fixed after pulley I 5 and pulley II 7 to be tied to
On sliding shaft sleeve I 10, the rope 4 of the other end of timing belt 1 is fixed after pulley III 13 and pulley IV 14 to be tied to sliding shaft sleeve II 11
On, the rope 4 of the other end of timing belt 1 is provided with spring 12.And the length of timing belt 1 causes four in the experimental rig course of work
Individual synchronous pulley can be connected with the facies tract of timing belt 1 all the time.
As shown in figure 3, the warp beam 23 of synchronous pulley I 2 and the experiment inner ring of oscillating bearing 24 are coaxially connected, synchronous pulley II 3 is passed through
Axle 26 and the experiment inner ring of oscillating bearing 25 are coaxially connected.As shown in Fig. 2 the warp beam 22 of synchronous pulley III 15 and experiment oscillating bearing 19
Inner ring is coaxially connected, and the warp beam 21 of synchronous pulley IV 16 and the experiment inner ring of oscillating bearing 17 are coaxially connected.Test oscillating bearing 24, examination
Customs examination bearings 25, experiment oscillating bearing 19 and experiment oscillating bearing 17 formation one group, by it is same control oil circuit 18 with it is same
Oil cylinder 20 is connected.
At pulley I 5 and pulley II 7 at grade, the both sides of rope 4 and are located at respectively；Described pulley III 13 and cunning
Take turns at IV 14 at grade, and be located at the both sides of rope 4 respectively.
Specific implementation is connected to the quantity of the synchronous pulley on timing belt 10, the examination that increase is tested simultaneously by increase
The quantity of customs examination bearings.
The present invention the course of work be：
Operationally, the rotary motion of itself is passed to timing belt by crank axle 9 by the timing belt 1 being connected with rope 4
Take turns I 2, synchronous pulley II 3, synchronous pulley III 15 and synchronous pulley IV 16 so that four synchronous pulleys do crankmotion.
Then the crankmotion passes to corresponding experiment oscillating bearing I 24, experiment by respective axle respectively and closed
Bearings II 25, experiment oscillating bearing III 19, experiment oscillating bearing IV 17 so that this four are tested oscillating bearings respectively relatively certainly
The bearing outer ring that body is fixed does crankmotion, forms swing campaign to simulate real motion operating mode, hunting frequency scope
Up to more than 40Hz, can only test hunting frequency relative to traditional crank block type testing machine has very in below 20Hz situation
Big lifting.
During above-mentioned bearing rotation, oil cylinder 20 can be by controlling oil circuit 18 to realize to this four experiment oscillating bearings
Carry out load loading.
Above-mentioned embodiment is used for illustrating the present invention, rather than limits the invention, the present invention's
In spirit and scope of the claims, any modifications and changes made to the present invention both fall within the protection model of the present invention
Enclose.
Claims (8)
1. a kind of crank and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Including crank axle, sliding shaft sleeve, synchronization
Band, synchronous pulley, pulley, rope, axle, spring, experiment oscillating bearing, control oil circuit and oil cylinder, sliding shaft sleeve I (10) and sliding axle
II (11) nesting is covered on two crank ends of crank axle (9), and sliding shaft sleeve I (10) and sliding shaft sleeve II (11) are through respective
Rope (4) is connected respectively to timing belt (1) two ends, and timing belt (1) is by synchronous pulley I (2), synchronous pulley II (3), synchronous pulley
III (15) and synchronous pulley IV (16), by V belt translation so that four synchronous pulleys are rotated；Rope (4) warp of timing belt (1) one end
Crossing pulley I (5) and pulley II (7), fixation is tied on sliding shaft sleeve I (10) afterwards, and the rope (4) of timing belt (1) other end passes through pulley
Fixation is tied on sliding shaft sleeve II (11) afterwards for III (13) and pulley IV (14), and the rope (4) of timing belt (1) other end is provided with spring
(12)。
2. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Each institute
State the equal warp beam of synchronous pulley and the inner ring of experiment oscillating bearing is coaxially connected, the outer ring of experiment oscillating bearing is fixed, and tests joint
Bearing is through controlling oil circuit (18) to be fixedly connected with oil cylinder (20).
3. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Described
Crank axle (9) and timing belt combine to form dynamic balancing drive mechanism.
4. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Described
Pulley I (5) and pulley II (7) place at grade, and are located at the both sides of rope (4) respectively；Described pulley III (13) and cunning
Take turns IV (14) place at grade, and be located at the both sides of rope (4) respectively.
5. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Described
The homonymy end of four synchronous pulleys is at grade.
6. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Each institute
State synchronous pulley connection axle it is parallel and perpendicular to rope (4).
7. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：Described
The length of timing belt (1) is met：Four synchronous pulleys all the time can be with timing belt (1) phase V belt translation in the experimental rig course of work
Connection.
8. a kind of crank according to claim 1 and synchronous belt type oscillating bearing experimental rig, it is characterised in that：By increasing
Plus it is connected to the quantity of the synchronous pulley on timing belt (10), the quantity for the experiment oscillating bearing that increase is tested simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112773.2A CN106969914B (en) | 2017-02-28 | 2017-02-28 | Crank and synchronous belt type knuckle bearing test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710112773.2A CN106969914B (en) | 2017-02-28 | 2017-02-28 | Crank and synchronous belt type knuckle bearing test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106969914A true CN106969914A (en) | 2017-07-21 |
| CN106969914B CN106969914B (en) | 2023-09-12 |
Family
ID=59329091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710112773.2A Active CN106969914B (en) | 2017-02-28 | 2017-02-28 | Crank and synchronous belt type knuckle bearing test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106969914B (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514114Y (en) * | 2001-11-14 | 2002-10-02 | 南阳市石油物资技术开发中心 | Top Sheave type long stroke pumping unit |
| JP2007178324A (en) * | 2005-12-28 | 2007-07-12 | Ntn Corp | Bearing testing device and bearing testing method |
| US20100234151A1 (en) * | 2009-03-10 | 2010-09-16 | Pan-Chien Lin | Self-tensioning pulley apparatus for belt drive |
| CN202141592U (en) * | 2010-12-31 | 2012-02-08 | 中国直升机设计研究所 | Durability test device of joint bearing |
| CN102809486A (en) * | 2012-08-09 | 2012-12-05 | 浙江传媒学院 | Driving mechanism of mute life testing machine of rolling bearing |
| JP2013002364A (en) * | 2011-06-16 | 2013-01-07 | Univ Of Miyazaki | Vibration reducing device for reciprocating machine and reciprocating machine |
| CN103383311A (en) * | 2013-07-22 | 2013-11-06 | 燕山大学 | Three crank-rocker mechanism joint bearing high-speed testing machine |
| CN203324015U (en) * | 2013-07-02 | 2013-12-04 | 长春机械科学研究院有限公司 | Large-scale constant load joint bearing life testing machine |
| CN105910825A (en) * | 2016-06-27 | 2016-08-31 | 浙江天马轴承有限公司 | Simulation tester for biaxial heavy-duty bearing |
| CN205941241U (en) * | 2016-07-12 | 2017-02-08 | 德尔福派克电气系统有限公司 | Wire flexural fatigue life testing machine |
| CN205981688U (en) * | 2016-08-08 | 2017-02-22 | 洛阳轴研科技股份有限公司 | Joint bearing life testing machine |
| CN207336075U (en) * | 2017-02-28 | 2018-05-08 | 浙江大学 | A kind of crank and synchronous belt type oscillating bearing experimental rig |
-
2017
- 2017-02-28 CN CN201710112773.2A patent/CN106969914B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514114Y (en) * | 2001-11-14 | 2002-10-02 | 南阳市石油物资技术开发中心 | Top Sheave type long stroke pumping unit |
| JP2007178324A (en) * | 2005-12-28 | 2007-07-12 | Ntn Corp | Bearing testing device and bearing testing method |
| US20100234151A1 (en) * | 2009-03-10 | 2010-09-16 | Pan-Chien Lin | Self-tensioning pulley apparatus for belt drive |
| CN202141592U (en) * | 2010-12-31 | 2012-02-08 | 中国直升机设计研究所 | Durability test device of joint bearing |
| JP2013002364A (en) * | 2011-06-16 | 2013-01-07 | Univ Of Miyazaki | Vibration reducing device for reciprocating machine and reciprocating machine |
| CN102809486A (en) * | 2012-08-09 | 2012-12-05 | 浙江传媒学院 | Driving mechanism of mute life testing machine of rolling bearing |
| CN203324015U (en) * | 2013-07-02 | 2013-12-04 | 长春机械科学研究院有限公司 | Large-scale constant load joint bearing life testing machine |
| CN103383311A (en) * | 2013-07-22 | 2013-11-06 | 燕山大学 | Three crank-rocker mechanism joint bearing high-speed testing machine |
| CN105910825A (en) * | 2016-06-27 | 2016-08-31 | 浙江天马轴承有限公司 | Simulation tester for biaxial heavy-duty bearing |
| CN205941241U (en) * | 2016-07-12 | 2017-02-08 | 德尔福派克电气系统有限公司 | Wire flexural fatigue life testing machine |
| CN205981688U (en) * | 2016-08-08 | 2017-02-22 | 洛阳轴研科技股份有限公司 | Joint bearing life testing machine |
| CN207336075U (en) * | 2017-02-28 | 2018-05-08 | 浙江大学 | A kind of crank and synchronous belt type oscillating bearing experimental rig |
Non-Patent Citations (5)
| Title |
|---|
| H.T.ZOU, B.L.WANG: "Investigation of the contact stiffness variation of linear rolling guides due to the effects of friction and wear during operation", TRIBOLOGE INTERNATIONAL, vol. 92, pages 472 - 484 * |
| 卢建军;邱明;李迎春;: "自润滑向心关节轴承加速寿命试验及寿命分析", 机械传动, no. 10, pages 105 - 109 * |
| 李巍;胡占齐;杨育林;范兵利;齐效文;: "航空自润滑关节轴承寿命试验机的构型", 中国机械工程, no. 06, pages 742 - 747 * |
| 胡占齐;李巍;杨育林;齐效文;刘长鑫;: "航空关节轴承寿命试验机发展综述", 轴承, no. 11, pages 57 - 63 * |
| 邱月平，沈雪瑾: "关节轴承磨损性能试验研究进展", 轴承, no. 6, pages 56 - 61 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106969914B (en) | 2023-09-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11346645B2 (en) | Testing device for material wear of cycloidal gear and needle bearing of RV reducer | |
| CN101949773B (en) | Compound swinging type joint bearing testing machine | |
| CN102269654B (en) | Water lubricated bearing and transmission system comprehensive performance testing platform | |
| CN207336075U (en) | A kind of crank and synchronous belt type oscillating bearing experimental rig | |
| CN110207988A (en) | Marine engine connecting rod liner wear simulation test device and test method | |
| CN105181333A (en) | Helicopter tail rotor system supporting combination joint bearing test machine | |
| CN104697766A (en) | Bidirectional hinge support device | |
| CN201749030U (en) | Composite oscillating joint bearing test machine | |
| CN106969914A (en) | Crank and synchronous belt type oscillating bearing experimental rig | |
| CN105928681A (en) | Piezoelectric ceramics-hydraulic vibration-dynamic centrifugal complex environment testing device | |
| CN107588972A (en) | A kind of Loading for actuator exerciser for simulating missile wing rudder face loading condition | |
| CN104535321B (en) | flexible bearing fatigue life test device | |
| CN206593855U (en) | A kind of gear and synchronous belt type oscillating bearing experimental rig | |
| CN203572627U (en) | Vibration device used for determining faults of antifriction bearing | |
| CN108051206A (en) | The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism | |
| CN207114182U (en) | A kind of connecting rod synchronous belt type oscillating bearing experimental rig | |
| CN106840674A (en) | Gear and synchronous belt type oscillating bearing experimental rig | |
| CN207866496U (en) | The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism | |
| CN205483563U (en) | Single -point supports joint bearing performance test machine | |
| CN106908242A (en) | Connecting rod synchronous belt type oscillating bearing experimental rig | |
| CN108279123A (en) | The bearing test device for loading alternating load based on rack and pinion drive mechanism | |
| CN209485221U (en) | A kind of crankshaft external diameter detection device | |
| CN105527103B (en) | A kind of single-point support oscillating bearing performance aircraft | |
| RU131166U1 (en) | STAND FOR DYNAMIC TESTS OF MULTI-LINK MECHANISMS | |
| CN205580733U (en) | Big moment of torsion loading device of skewed tooth formula |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |