CN204346854U - A kind of micro-moving frictional wear testing machine based on shaking table - Google Patents
A kind of micro-moving frictional wear testing machine based on shaking table Download PDFInfo
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- CN204346854U CN204346854U CN201520025883.1U CN201520025883U CN204346854U CN 204346854 U CN204346854 U CN 204346854U CN 201520025883 U CN201520025883 U CN 201520025883U CN 204346854 U CN204346854 U CN 204346854U
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Abstract
Based on a micro-moving frictional wear testing machine for shaking table, belong to friction-wear detecting apparatus technical field.Comprise pedestal, power load maintainer, power mechanism for monitoring, upper fixture, lower clamp and shaking table, described power load maintainer is fixed on described pedestal, described power mechanism for monitoring is arranged on described power load maintainer, described upper fixture and described power mechanism for monitoring connection, for clamping upper sample, described lower clamp coordinates with described upper fixture, for clamping lower sample, described shaking table is arranged on pedestal, for supporting lower clamp.Advantage: can solve the problem that different wearing and tearing moment displacement is different, by arranging the oscillating curve of shaking table, can realize vertical, Horizontal sinusoidal motion, thus can be applicable to roll, slide or sliding micro-moving frictional wear test of rolling compound motion; In addition, described power load maintainer transmission is direct, stable, can ensure the accuracy of friction force value.
Description
Technical field
The utility model belongs to friction-wear detecting apparatus technical field, is specifically related to a kind of micro-moving frictional wear testing machine based on shaking table.
Background technology
Along with the development of machinery industry, the understanding of people to wearing and tearing harm has had larger raising.When fine motion friction occurs in and to have minimum amplitude motion between two surface in contacts, fine motion friction not only can cause the rubbing wear between surface in contact, also can accelerate generation and the expansion of crackle, finally makes greatly reduce the fatigue lifetime of component.Friction wear testing machine, under certain contact, can being simulated rolling, slide or slide and roll compound motion, completing point, link friction simulation test, for evaluating the friction and wear behavior of the materials such as metal, plastics, rubber.
Vibration is one of major factor affecting fretting wear, and described vibration factor comprises stress loading and fine motion displacement.For fretting wear, when wear extent, degree of wear difference, its influence degree being subject to extraneous vibration factor also can be different, therefore, for fretting wear, is engraved in change when its load and displacement are.But existing micro-moving frictional wear testing machine can only realize the impact test of following several fretting wear: during fixed displacement, different loads is on the impact of fretting wear; During fixed load, different displacement is on the impact of fretting wear; Fixed displacement time-varying load (linear change) on the impact of fretting wear, wherein and not mentioned fixed load or the displacement of variable load non-linear hour on the impact of fretting wear.
In view of above-mentioned prior art, be necessary to be improved the structure of existing friction wear testing machine, for this reason, the applicant has done useful design, and technical scheme described below produces under this background.
Summary of the invention
The purpose of this utility model is to provide a kind of micro-moving frictional wear testing machine based on shaking table, can solve the problem that different wearing and tearing moment displacement is different, and transmission is direct, control is accurate.
The purpose of this utility model reaches like this, a kind of micro-moving frictional wear testing machine based on shaking table, be characterized in: comprise pedestal, power load maintainer, power mechanism for monitoring, upper fixture, lower clamp and shaking table, described power load maintainer is fixed on described pedestal, described power mechanism for monitoring is arranged on described power load maintainer, described upper fixture and described power mechanism for monitoring connection, for clamping upper sample, described lower clamp coordinates with described upper fixture, for clamping lower sample, described shaking table is arranged on pedestal, for supporting lower clamp.
In a specific embodiment of the present utility model, described power load maintainer comprises support, vertical guide rail, vertical slipper, motor vertical, horizontal guide rail, cross sliding clock and horizontal motor, described support is fixedly mounted on described pedestal, described vertical guide rail has a pair, parallel to each other and be arranged on described support with longitudinal state, described vertical slipper and a pair vertical guide rail are slided and are joined, described motor vertical is arranged on the top in support height direction, the output shaft of motor vertical is connected with vertical slipper by a down-feed screw, vertical slipper is driven to move up and down along a pair vertical slide rail, described horizontal guide rail has a pair, parallel to each other and be arranged on described vertical slipper with horizontality, described cross sliding clock and a pair horizontal guide rail are slided and are joined, described horizontal motor is arranged on the end, one end of vertical slipper length direction, the output terminal of horizontal motor is connected with cross sliding clock by a horizontal lead screw, drives cross sliding clock to move left and right along a pair horizontal guide rail.
In another specific embodiment of the present utility model, described cross sliding clock is also provided with a plate, the power mechanism for monitoring of described web joint described in the lower end surface installation of short transverse.
In another specific embodiment of the present utility model, described power mechanism for monitoring is triaxial force sensor.
In another specific embodiment of the present utility model, described upper fixture is threaded with described power mechanism for monitoring.
Also have in a specific embodiment of the present utility model, the upper sample of described upper holder is spherical sample; The lower sample of described lower clamp clamping is plane sample.
More of the present utility model and in a specific embodiment, described lower clamp is threaded with described shaking table.
The utility model is owing to have employed shaking table, compared with prior art, the beneficial effect had: the problem that different wearing and tearing moment displacement is different can be solved, by arranging the oscillating curve of shaking table, vertical, Horizontal sinusoidal motion can be realized, thus can be applicable to roll, slide or sliding micro-moving frictional wear test of rolling compound motion; In addition, described power load maintainer transmission is direct, stable, can ensure the accuracy of friction force value.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1. pedestal; 2. power load maintainer, 21. supports, 22. vertical guide rails, 23. vertical slippers, 24. motor verticals, 25. horizontal guide rails, 26. cross sliding clocks, 261. web joints, 27. horizontal motor, 28. down-feed screws, 29. horizontal lead screws; 3. power mechanism for monitoring; 4. go up fixture; 5. lower clamp; 6. shaking table; 7. go up sample; 8. play sample.
Embodiment
Applicant will describe in detail embodiment of the present utility model below by reference to the accompanying drawings; but applicant is not the restriction to technical scheme to the description of embodiment, any changing in the form rather than substance according to the utility model design all should be considered as protection domain of the present utility model.
Refer to Fig. 1, the utility model relates to a kind of micro-moving frictional wear testing machine based on shaking table, comprises pedestal 1, power load maintainer 2, power mechanism for monitoring 3, upper fixture 4, lower clamp 5 and shaking table 6.Described power load maintainer 2 is fixed on described pedestal 1, and described power mechanism for monitoring 3 is arranged on described power load maintainer 2.Described upper fixture 4 is threaded with described power mechanism for monitoring 3, for clamping upper sample 7.Described lower clamp 5 coordinates with described upper fixture 4, for clamping lower sample 8.Described shaking table 6 is arranged on pedestal 1, and for supporting lower clamp 5, lower clamp 5 is threaded with shaking table 6.During use, described power load maintainer 2, power mechanism for monitoring 3 and shaking table 6 are electrically connected with the computer control system of onboard data capture card respectively.Concrete, described power load maintainer 2 comprises support 21, vertical guide rail 22, vertical slipper 23, motor vertical 24, horizontal guide rail 25, cross sliding clock 26 and horizontal motor 27.Described support 21 is fixedly mounted on described pedestal 1, described vertical guide rail 22 has a pair, parallel to each other and be arranged on described support 21 with longitudinal state, described vertical slipper 23 and a pair vertical guide rail 22 are slided and are joined, described motor vertical 24 is arranged on the top of support 21 short transverse, the output shaft of motor vertical 24 is connected with vertical slipper 23 by a down-feed screw 28, drives vertical slipper 23 to move up and down along a pair vertical slide rail 22; Described horizontal guide rail 25 has a pair, parallel to each other and be arranged on described vertical slipper 23 with horizontality, described cross sliding clock 26 and a pair horizontal guide rail 25 are slided and are joined, described horizontal motor 27 is arranged on the end, one end of vertical slipper 24 length direction, the output terminal of horizontal motor 27 is connected with cross sliding clock 26 by a horizontal lead screw 29, drives cross sliding clock 26 to move left and right along a pair horizontal guide rail 25.Described motor vertical 24 and horizontal motor 27 are electrically connected with computer control system respectively, realize the motion control of motor by inputting imposed load in computer control system.Described cross sliding clock 26 is also provided with a plate 261, the power mechanism for monitoring 3 of described web joint 261 described in the lower end surface installation of short transverse.In the present embodiment, described power mechanism for monitoring 3 is triaxial force sensor.
Please continue to refer to Fig. 1, described testing machine, under certain contact, controls displacement amplitude that fine motion rubs and frequency by the vibration frequency of shaking table 6 and amplitude.Friction pair of the present utility model can adopt ball-dish contact, pin-fine motion friction mode such as dish contact and four ball Structure deformation, in the present embodiment, have employed the friction mode of ball-dish contact, the upper sample 7 that described upper fixture 4 clamps is spherical sample, and the lower sample 8 that described lower clamp 5 clamps is plane sample.Before experiment, first installation friction is right; Then the horizontal motor 27 in the power load maintainer 2 described in computer control system controls positions, then by described motor vertical 24 imposed load, and load herein can be that to determine load also can be linear variable load.Described power mechanism for monitoring 3 is by the computer controlled curved line relation obtaining out tangential stress Ft, normal load N and friction factor f, and wherein friction factor f is the ratio of tangential stress Ft and normal load N; Finally, operational shock platform 6 starts test, and the oscillating curve of described shaking table 6 can be controlled by computing machine, realizes vertical, Horizontal sinusoidal motion, draw displacement d according to the vibrational line of shaking table 6, the change curve of tangential stress Ft and displacement d can also be drawn thus.Shaking table 6 is first stopped at the end of experiment, then load is discharged, sample 7 and lower sample 8 in unloading, the unloading of upper sample 7 should realize by unloading upper fixture 4, in case firmly excessive when directly getting sample 7, exceed the range of triaxial force sensor, cause triaxial force sensor to lose efficacy, impact test precision.The computer control system that the utility model is mentioned and the connection between motor vertical 24, horizontal motor 27, power mechanism for monitoring 3 and shaking table 6 are applied, and belong to prior art, omission repeats.
Claims (7)
1.
a kind of micro-moving frictional wear testing machine based on shaking table, be characterized in: comprise pedestal (1), power load maintainer (2), power mechanism for monitoring (3), upper fixture (4), lower clamp (5) and shaking table (6), described power load maintainer (2) is fixed on described pedestal (1), described power mechanism for monitoring (3) is arranged on described power load maintainer (2), described upper fixture (4) and described power mechanism for monitoring (3) connection, for clamping upper sample (7), described lower clamp (5) coordinates with described upper fixture (4), for clamping lower sample (8), described shaking table (6) is arranged on pedestal (1), for supporting lower clamp (5).
2.
a kind of micro-moving frictional wear testing machine based on shaking table according to claim 1, it is characterized in that described power load maintainer (2) comprises support (21), vertical guide rail (22), vertical slipper (23), motor vertical (24), horizontal guide rail (25), cross sliding clock (26) and horizontal motor (27), described support (21) is fixedly mounted on described pedestal (1), described vertical guide rail (22) has a pair, parallel to each other and be arranged on described support (21) with longitudinal state, described vertical slipper (23) is joined with a pair vertical guide rail (22) cunning, described motor vertical (24) is arranged on the top of support (21) short transverse, the output shaft of motor vertical (24) is connected with vertical slipper (23) by a down-feed screw (28), vertical slipper (23) is driven to move up and down along a pair vertical slide rail (22), described horizontal guide rail (25) has a pair, parallel to each other and be arranged on described vertical slipper (23) with horizontality, described cross sliding clock (26) is joined with a pair horizontal guide rail (25) cunning, described horizontal motor (27) is arranged on the end, one end of vertical slipper (24) length direction, the output terminal of horizontal motor (27) is connected with cross sliding clock (26) by a horizontal lead screw (29), drives cross sliding clock (26) to move left and right along a pair horizontal guide rail (25).
3.
a kind of micro-moving frictional wear testing machine based on shaking table according to claim 2, it is characterized in that described cross sliding clock (26) is also provided with a plate (261), the power mechanism for monitoring (3) of described web joint (261) described in the lower end surface installation of short transverse.
4.
a kind of micro-moving frictional wear testing machine based on shaking table according to claim 3, is characterized in that described power mechanism for monitoring (3) is triaxial force sensor.
5.
a kind of micro-moving frictional wear testing machine based on shaking table according to claim 1, is characterized in that described upper fixture (4) is threaded with described power mechanism for monitoring (3).
6.
a kind of micro-moving frictional wear testing machine based on shaking table according to claim 1, is characterized in that the upper sample (7) that described upper fixture (4) clamps is spherical sample; The lower sample (8) that described lower clamp (5) clamps is plane sample.
7.
a kind of micro-moving frictional wear testing machine based on shaking table according to claim 1, is characterized in that described lower clamp (5) is threaded with described shaking table (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520025883.1U CN204346854U (en) | 2015-01-14 | 2015-01-14 | A kind of micro-moving frictional wear testing machine based on shaking table |
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| CN201520025883.1U CN204346854U (en) | 2015-01-14 | 2015-01-14 | A kind of micro-moving frictional wear testing machine based on shaking table |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879622A (en) * | 2015-05-28 | 2015-09-02 | 天津大学 | Two-dimensional linear micro-motion turntable based on sine mechanism |
| CN105486603A (en) * | 2016-01-21 | 2016-04-13 | 西南交通大学 | Testing device for micro-amplitude wear of impact and tangential combined motion |
| CN105758789A (en) * | 2016-03-08 | 2016-07-13 | 西南石油大学 | Rock-metal complex motion friction experiment device |
| CN107063908A (en) * | 2017-04-11 | 2017-08-18 | 西南交通大学 | A kind of magnetic environment Tribological Test device in controllable horizontal direction magnetic field |
| CN107101902A (en) * | 2017-05-17 | 2017-08-29 | 上海交通大学 | A kind of fine motion frictional testing machine |
| US10281388B2 (en) | 2015-12-18 | 2019-05-07 | Ducom Instruments Pvt. Ltd. | Tester to estimate co-efficient of friction and determine properties of a sample lubricant |
| CN110186816A (en) * | 2019-05-16 | 2019-08-30 | 中国地质大学（武汉） | A kind of experimental rig for testing granular materials micro kinetics characteristic |
| CN110297069A (en) * | 2019-05-20 | 2019-10-01 | 中国矿业大学 | A kind of fracture coal seam frictional slip simulation test device and method |
| CN110346100A (en) * | 2019-07-12 | 2019-10-18 | 成都宝利根自动化技术有限公司 | A kind of shaking platform multiple degrees of freedom precision flexible linking device |
| CN112414879A (en) * | 2020-11-11 | 2021-02-26 | 上海卫星装备研究所 | Spacecraft locking mechanism vibration friction wear performance test device and method |
| CN113340755A (en) * | 2020-04-02 | 2021-09-03 | 山东保航机械设备制造有限公司 | Low-speed reciprocating friction wear testing machine with balancing device |
| CN113959880A (en) * | 2021-10-11 | 2022-01-21 | 中国航发沈阳发动机研究所 | System and method for testing frictional wear performance of meshing surface of turbine blade shroud |
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2015
- 2015-01-14 CN CN201520025883.1U patent/CN204346854U/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879622A (en) * | 2015-05-28 | 2015-09-02 | 天津大学 | Two-dimensional linear micro-motion turntable based on sine mechanism |
| US10281388B2 (en) | 2015-12-18 | 2019-05-07 | Ducom Instruments Pvt. Ltd. | Tester to estimate co-efficient of friction and determine properties of a sample lubricant |
| CN105486603A (en) * | 2016-01-21 | 2016-04-13 | 西南交通大学 | Testing device for micro-amplitude wear of impact and tangential combined motion |
| CN105758789A (en) * | 2016-03-08 | 2016-07-13 | 西南石油大学 | Rock-metal complex motion friction experiment device |
| CN105758789B (en) * | 2016-03-08 | 2019-04-23 | 西南石油大学 | A kind of rock-metal composite friction of motion experimental provision |
| CN107063908B (en) * | 2017-04-11 | 2019-09-17 | 西南交通大学 | A kind of magnetic environment tribological test device in controllable horizontal direction magnetic field |
| CN107063908A (en) * | 2017-04-11 | 2017-08-18 | 西南交通大学 | A kind of magnetic environment Tribological Test device in controllable horizontal direction magnetic field |
| CN107101902A (en) * | 2017-05-17 | 2017-08-29 | 上海交通大学 | A kind of fine motion frictional testing machine |
| CN107101902B (en) * | 2017-05-17 | 2019-04-12 | 上海交通大学 | A kind of fine motion frictional testing machine |
| CN110186816A (en) * | 2019-05-16 | 2019-08-30 | 中国地质大学（武汉） | A kind of experimental rig for testing granular materials micro kinetics characteristic |
| CN110186816B (en) * | 2019-05-16 | 2024-02-27 | 中国地质大学（武汉） | Test device for testing microscopic dynamics characteristics of granular materials |
| CN110297069A (en) * | 2019-05-20 | 2019-10-01 | 中国矿业大学 | A kind of fracture coal seam frictional slip simulation test device and method |
| CN110297069B (en) * | 2019-05-20 | 2021-06-25 | 中国矿业大学 | Fractured coal seam friction slip simulation test device and method |
| CN110346100A (en) * | 2019-07-12 | 2019-10-18 | 成都宝利根自动化技术有限公司 | A kind of shaking platform multiple degrees of freedom precision flexible linking device |
| CN113340755A (en) * | 2020-04-02 | 2021-09-03 | 山东保航机械设备制造有限公司 | Low-speed reciprocating friction wear testing machine with balancing device |
| CN112414879A (en) * | 2020-11-11 | 2021-02-26 | 上海卫星装备研究所 | Spacecraft locking mechanism vibration friction wear performance test device and method |
| CN112414879B (en) * | 2020-11-11 | 2023-01-20 | 上海卫星装备研究所 | Spacecraft locking mechanism vibration friction wear performance test device and method |
| CN113959880A (en) * | 2021-10-11 | 2022-01-21 | 中国航发沈阳发动机研究所 | System and method for testing frictional wear performance of meshing surface of turbine blade shroud |
| CN113959880B (en) * | 2021-10-11 | 2024-03-19 | 中国航发沈阳发动机研究所 | Turbine blade shroud engagement surface friction and wear performance test system and method |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20150520 Termination date: 20160114 |