CN102109445A - Multi-direction heavy load frictional wear test method - Google Patents
Multi-direction heavy load frictional wear test method Download PDFInfo
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- CN102109445A CN102109445A CN 201010579190 CN201010579190A CN102109445A CN 102109445 A CN102109445 A CN 102109445A CN 201010579190 CN201010579190 CN 201010579190 CN 201010579190 A CN201010579190 A CN 201010579190A CN 102109445 A CN102109445 A CN 102109445A
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- slide rail
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Abstract
The invention provides a multi-direction heavy load frictional wear test method, belonging to the technical field of a multi-direction load test. The method comprises the following steps: a first clamping head (2) and an axial loading tensile oil cylinder (4) are arranged on a reciprocating moving platform (8); a second clamping head (3) is arranged at a tension output end of the axial loading tensile oil cylinder (4); the first clamping head (2) and the second clamping head (3) clamp two ends of a slide rail testing element (5); the axial loading tensile oil cylinder (4) provides axial load to the slide rail testing element (5) via the second clamping head (4); a roller (6) is arranged above the slide rail testing element (5); a pressure oil cylinder (1) is vertically loaded by driving so that the roller (6) is contacted with the slide rail testing element (5) and the vertical load for the contact of the roller and the slide rail testing element is provided; and the reciprocating moving platform (8) drives the slide rail testing element (5) to reciprocate and produces relative friction between the slide rail testing element (5) and the roller (6). The method can simulate real stressing condition.
Description
Technical field
The present invention relates to a kind of multidirectional heavily loaded friction wear test method, belong to the multidirectional load testing machine and the method for tribological field.
Background technology
Existing frictional wear test device mostly is the rolling bearing test unit, mainly studies polishing machine and the failure mechanism of bearing under the unidirectional load effect, and multidirectional frictional wear test device is also arranged, but its load that applies is generally the little load of simulation; For in the documents and materials a small amount of introduction being arranged at home and abroad, relevant test unit and method are arranged as U.S. McDonnell Douglas aircraft company as multidirectional heavily loaded frictional wear test device in the accelerated life test and method.The present invention is components and parts (slide rail) to civil aircraft polishing machine and failure mechanism a kind of test unit and the methods studied under the real load effect.
Summary of the invention
The object of the present invention is to provide a kind of multidirectional heavily loaded friction wear test method that can simulate true force-bearing situation.
A kind of multidirectional heavily loaded friction wear test method, it is characterized in that comprising cushion block, first chuck and axial loading tensile oil cylinder that band height control mechanism is installed on following process: a, the to-and-fro movement platform, axially the pulling force output terminal of loading tensile oil cylinder also is equipped with second chuck; B, according to the thickness of slide rail test specimen, the adjusting pad tile height makes that the centre-height of slide rail test specimen is consistent with the centre-height of above-mentioned two chucks; C, the slide rail test specimen is placed on the cushion block, and utilizes first chuck and second chuck to clamp the two ends of slide rail test specimen; D, axial loading tensile oil cylinder provide axial load by second chuck for the slide rail test specimen; E, a roller are positioned at slide rail test specimen top, by driving the vertical loading oil pressure cylinder, roller is contacted with the slide rail test specimen, and the contact vertical load of roller with the slide rail test specimen is provided; F, to-and-fro movement platform drive the to-and-fro movement of slide rail test specimen, and make between slide rail test specimen and the roller and produce relative friction.
The multidirectional heavily loaded friction wear test method of the above is characterized in that also comprising in following process: g, the wear test process and measures and the following parameter of real time record: displacement collection of illustrative plates, current displacement, present speed, vibrations frequency spectrum, reciprocating frequence, reciprocal time; The axial load size of the vertical load size of h, the output of monitoring pressure oil cylinder, pull action cylinder output, if exceed 5% system alarm setting load separately, the manual detection warning reason is also got rid of fault; I, monitoring hydraulic system oil temperature, system alarm when exceeding security set oil temperature, the manual detection warning reason is also got rid of fault; The amplitude of the frrction load of j, monitoring slide rail test specimen and roller, slide rail test specimen surface temperature, roller is if system alarm when exceeding separately setting value is shut down detection slide rail test specimen wear condition.Beneficial effect: combine with technique scheme
(1) by this test method, the systematic error of test can be controlled in the small range, make it satisfy the polishing machine test accuracy requirement of civil aircraft components and parts;
(2), can provide stable, reliable multidirectional test big load, true experimental enviroment that can analog component by this test method;
(3) add load and reciprocating frequence and under the situation that test is not stopped, change at any time, improve test efficiency, and loading and unloading safety is controlled;
(4) the test parameters record is complete, and slide rail test specimen wear condition is monitored in real time, and the system failure can in time be found, and can carry out remote monitoring and control.
Description of drawings
Fig. 1 is multidirectional heavily loaded frictional wear test device synoptic diagram;
Fig. 2 is multidirectional heavily loaded friction-wear test route map;
Number in the figure title: 1: vertical loading oil pressure cylinder; 2: the first chucks; 3: the second chucks; 4: axial loading tensile oil cylinder; 5: the slide rail test specimen; 6: roller; 7: the roller anchor clamps; 8, to-and-fro movement platform; 9: the motion oil cylinder; 10: column; 11: worktable; 12: height control mechanism; 13: the open loop control box; 14: hydraulic oil pipe.
Embodiment
A kind of multidirectional heavily loaded frictional wear test device is characterized in that comprising: worktable 11, be installed on to-and-fro movement platform 8 on the worktable, be fixed in to-and-fro movement platform 8 one ends first chuck 2 that is used to clamp slide rail test specimen 5 one ends, be fixed on the pull action cylinder 4 of to-and-fro movement platform 8 other ends; Also comprise second chuck 3 that is used to clamp the slide rail test specimen other end that is installed on pull action cylinder 4 load output terminals; Also comprise and be installed on the to-and-fro movement platform 8 and the height control mechanism 12 that is used to support the slide rail test specimen between first chuck 2 and second chuck 3; Also comprise and be installed on the oil pressure cylinder 1 that stands still for a long while on the column on the worktable 11 10, the roller anchor clamps 7 that are installed on oil pressure cylinder 1 load output terminal and produce the roller 6 of rolling friction with the slide rail test specimen.
1. adjust levelness, the verticality of test bench, make its error control 20
UmIn the scope, be in the surface level direction of vertical load vertical with surface level (all must detect, adjust before loading the slide rail test specimen at every turn) to guarantee axial load;
2. select the slide rail test specimen, select corresponding cushion block according to the specimen thickness measured value, consistent with the centre-height that guarantees the slide rail test specimen with the centre-height of chuck;
3. open each control system and the monitoring system of test unit, and pre-hot hydraulic system 15 minutes;
4. the slide rail test specimen is carried out surface lubrication, testpieces is placed on the adjusting pad, the slide rail test specimen is located, clamped to the regulator solution pressing system to high pressure conditions;
5. move down by oil pressure cylinder driving rolls anchor clamps, contact with the slide rail test specimen, guarantee that by specific purpose tool the roller axis is vertical all the time with the slide rail vibration-direction until roller;
6. according to the required load of slide rail, with vertical load and axial load 5% as in the corresponding parameter setting that preloads input control program; After 15 minutes, directly import required test load, system is not more than 2% marginal test rate of loading with per second and begins to load on the basis that preloads, until stable;
7. by the motion oil cylinder of to-and-fro movement platform, adjust rising of roller and slide rail test specimen and grind point, and make the to-and-fro movement platform under the driving of motion oil cylinder, begin friction-wear test;
8. by monitoring system, can monitor and write down the parameters such as amplitude, displacement collection of illustrative plates, current displacement, present speed, rumble spectrum, reciprocating frequence, reciprocal time of frrction load, slide rail test specimen surface temperature, the roller of vertical load, axial load, system oil temperature, slide rail test specimen and roller in real time;
9. in process of the test, if when having at least a parameter to exceed preset threshold in the parameters such as vertical load, axial load, system oil temperature, system alarm is shut down and is detected and troubleshooting;
10. in process of the test, if when having at least a parameter to exceed preset threshold in the parameters such as the amplitude of the frrction load of slide rail test specimen and roller, slide rail test specimen surface temperature, roller, slide rail test specimen to-and-fro movement number of times, system alarm is shut down the wear condition that detects the slide rail test specimen;
11. during off-test, the unloading axial load unloads vertical load again, and makes the roller anchor clamps rise to certain altitude earlier, is convenient to the slide rail test specimen and takes out each control system and the monitoring system of closing test device.
Claims (2)
1. multidirectional heavily loaded friction wear test method is characterized in that comprising following process:
Cushion block, first chuck (2) and the axial loading tensile oil cylinder (4) of band height control mechanism (12) are installed on a, the to-and-fro movement platform (8), and axially the pulling force output terminal of loading tensile oil cylinder (4) also is equipped with second chuck (3);
B, according to the thickness of slide rail test specimen (5), the adjusting pad tile height makes that the centre-height of slide rail test specimen (5) is consistent with the centre-height of above-mentioned two chucks;
C, slide rail test specimen (5) is placed on the cushion block, and utilizes first chuck (2) and second chuck (3) to clamp the two ends of slide rail test specimen (5);
D, axial loading tensile oil cylinder (4) provide axial load by second chuck (4) for slide rail test specimen (5);
E, a roller (6) are positioned at slide rail test specimen (5) top, by driving vertical loading oil pressure cylinder (1), roller (6) is contacted with slide rail test specimen (5), and the contact vertical load of roller with the slide rail test specimen is provided;
F, to-and-fro movement platform (8) drive slide rail test specimen (5) to-and-fro movement, and make the relative friction of generation between slide rail test specimen (5) and the roller (6).
2. multidirectional heavily loaded friction wear test method according to claim 1 is characterized in that also comprising following process:
Measure and the following parameter of real time record in g, the wear test process: displacement collection of illustrative plates, current displacement, present speed, vibrations frequency spectrum, reciprocating frequence, reciprocal time;
The axial load size of the vertical load size of h, the output of monitoring pressure oil cylinder, pull action cylinder output, if exceed 5% system alarm setting load separately, the manual detection warning reason is also got rid of fault;
I, monitoring hydraulic system oil temperature, system alarm when exceeding security set oil temperature, the manual detection warning reason is also got rid of fault;
The amplitude of the frrction load of j, monitoring slide rail test specimen and roller, slide rail test specimen surface temperature, roller is if system alarm when exceeding separately setting value is shut down detection slide rail test specimen wear condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010579190 CN102109445B (en) | 2010-12-09 | 2010-12-09 | Multi-direction heavy load frictional wear test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010579190 CN102109445B (en) | 2010-12-09 | 2010-12-09 | Multi-direction heavy load frictional wear test method |
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| Publication Number | Publication Date |
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| CN102109445A true CN102109445A (en) | 2011-06-29 |
| CN102109445B CN102109445B (en) | 2012-12-12 |
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| CN 201010579190 Expired - Fee Related CN102109445B (en) | 2010-12-09 | 2010-12-09 | Multi-direction heavy load frictional wear test method |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680339A (en) * | 2011-12-23 | 2012-09-19 | 河南科技大学 | Rolling fretting wear testing device |
| CN103207081A (en) * | 2013-03-20 | 2013-07-17 | 南京航空航天大学 | Engine rub-impact fault simulation experiment table applied to air channel static monitoring |
| CN103471924A (en) * | 2013-09-30 | 2013-12-25 | 东南大学 | Steel bridge floor and pavement interface shear test device |
| CN105300824A (en) * | 2015-11-18 | 2016-02-03 | 长安大学 | Fog seal layer wear resistance testing apparatus based on friction, and fog seal layer wear resistance testing method based on friction |
| CN105571862A (en) * | 2014-10-17 | 2016-05-11 | 上海交通大学 | Rolling contact fatigue testing machine |
| CN106404580A (en) * | 2016-10-25 | 2017-02-15 | 浙江工业大学 | High-speed high-pressure metal friction testing machine |
| CN107084901A (en) * | 2017-05-24 | 2017-08-22 | 安徽爱瑞特环保科技股份有限公司 | Main brush of road sweeper Testing Platform |
| CN107084900A (en) * | 2017-05-22 | 2017-08-22 | 南京理工大学 | Simulate and detect the experimental provision of silo wall abrasion |
| CN108279155A (en) * | 2018-01-29 | 2018-07-13 | 东北大学 | A kind of multidirectional loading structure surface intensity measurement device and application method |
| CN108548738A (en) * | 2018-06-01 | 2018-09-18 | 浙江四兄绳业有限公司 | 3000 tons and following hawser pull reciprocating tester |
| CN110031224A (en) * | 2019-05-06 | 2019-07-19 | 浙江省机电产品质量检测所 | Roller bearing Dynamic performance examination machine |
| CN110160901A (en) * | 2018-01-25 | 2019-08-23 | 余贤祥 | A kind of abrasion testing device of air spring rubber blank |
| CN110160905A (en) * | 2019-06-24 | 2019-08-23 | 安徽理工大学 | A kind of variable working condition reciprocating friction and wear testing machine based on double freedom flexible hinge |
| CN112082847A (en) * | 2020-08-14 | 2020-12-15 | 北京机械设备研究所 | Test device for coupling dynamic load and natural environment condition |
| CN112577892A (en) * | 2020-12-11 | 2021-03-30 | 中国汽车工程研究院股份有限公司 | Rack and pinion type loading compression bar of material friction abnormal sound test bed |
| CN114034593A (en) * | 2021-11-30 | 2022-02-11 | 江南造船(集团)有限责任公司 | Relative rotation piece wear resistance test device |
| CN114062172A (en) * | 2021-11-11 | 2022-02-18 | 吉林大学 | Material friction wear in-situ testing device and method under high-temperature prestress loading |
| CN115235782A (en) * | 2022-09-21 | 2022-10-25 | 中国航发上海商用航空发动机制造有限责任公司 | Turbine rotor stator axial collision and abrasion detection device and method |
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Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102680339B (en) * | 2011-12-23 | 2014-04-16 | 河南科技大学 | Rolling fretting wear testing device |
| CN102680339A (en) * | 2011-12-23 | 2012-09-19 | 河南科技大学 | Rolling fretting wear testing device |
| CN103207081A (en) * | 2013-03-20 | 2013-07-17 | 南京航空航天大学 | Engine rub-impact fault simulation experiment table applied to air channel static monitoring |
| CN103207081B (en) * | 2013-03-20 | 2015-07-08 | 南京航空航天大学 | Engine rub-impact fault simulation experiment table applied to air channel static monitoring |
| CN103471924A (en) * | 2013-09-30 | 2013-12-25 | 东南大学 | Steel bridge floor and pavement interface shear test device |
| CN103471924B (en) * | 2013-09-30 | 2015-03-18 | 东南大学 | Steel bridge floor and pavement interface shear test device |
| CN105571862A (en) * | 2014-10-17 | 2016-05-11 | 上海交通大学 | Rolling contact fatigue testing machine |
| CN105300824B (en) * | 2015-11-18 | 2018-08-21 | 长安大学 | Mist sealing wearability test device and method based on friction |
| CN105300824A (en) * | 2015-11-18 | 2016-02-03 | 长安大学 | Fog seal layer wear resistance testing apparatus based on friction, and fog seal layer wear resistance testing method based on friction |
| CN106404580A (en) * | 2016-10-25 | 2017-02-15 | 浙江工业大学 | High-speed high-pressure metal friction testing machine |
| CN107084900A (en) * | 2017-05-22 | 2017-08-22 | 南京理工大学 | Simulate and detect the experimental provision of silo wall abrasion |
| CN107084901A (en) * | 2017-05-24 | 2017-08-22 | 安徽爱瑞特环保科技股份有限公司 | Main brush of road sweeper Testing Platform |
| CN110160901A (en) * | 2018-01-25 | 2019-08-23 | 余贤祥 | A kind of abrasion testing device of air spring rubber blank |
| CN108279155A (en) * | 2018-01-29 | 2018-07-13 | 东北大学 | A kind of multidirectional loading structure surface intensity measurement device and application method |
| CN108548738B (en) * | 2018-06-01 | 2023-12-26 | 浙江四兄绳业有限公司 | Reciprocating tester for pull force of 3000 ton or below cable |
| CN108548738A (en) * | 2018-06-01 | 2018-09-18 | 浙江四兄绳业有限公司 | 3000 tons and following hawser pull reciprocating tester |
| CN110031224A (en) * | 2019-05-06 | 2019-07-19 | 浙江省机电产品质量检测所 | Roller bearing Dynamic performance examination machine |
| CN110031224B (en) * | 2019-05-06 | 2020-09-29 | 浙江省机电产品质量检测所有限公司 | Roller bearing dynamic performance testing machine |
| CN110160905B (en) * | 2019-06-24 | 2023-11-28 | 安徽理工大学 | Variable working condition reciprocating friction wear testing machine based on double-freedom-degree flexible hinge |
| CN110160905A (en) * | 2019-06-24 | 2019-08-23 | 安徽理工大学 | A kind of variable working condition reciprocating friction and wear testing machine based on double freedom flexible hinge |
| CN112082847A (en) * | 2020-08-14 | 2020-12-15 | 北京机械设备研究所 | Test device for coupling dynamic load and natural environment condition |
| CN112577892A (en) * | 2020-12-11 | 2021-03-30 | 中国汽车工程研究院股份有限公司 | Rack and pinion type loading compression bar of material friction abnormal sound test bed |
| CN112577892B (en) * | 2020-12-11 | 2024-03-12 | 中国汽车工程研究院股份有限公司 | Gear rack type loading compression bar of material friction abnormal sound test bed |
| CN114062172A (en) * | 2021-11-11 | 2022-02-18 | 吉林大学 | Material friction wear in-situ testing device and method under high-temperature prestress loading |
| CN114062172B (en) * | 2021-11-11 | 2024-01-30 | 吉林大学 | Material friction and wear in-situ test device and method under high-temperature prestress loading |
| CN114034593A (en) * | 2021-11-30 | 2022-02-11 | 江南造船(集团)有限责任公司 | Relative rotation piece wear resistance test device |
| CN114034593B (en) * | 2021-11-30 | 2023-09-12 | 江南造船(集团)有限责任公司 | Wear resistance test device for relative rotating parts |
| CN115235782A (en) * | 2022-09-21 | 2022-10-25 | 中国航发上海商用航空发动机制造有限责任公司 | Turbine rotor stator axial collision and abrasion detection device and method |
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