CN202928933U - Titanium alloy stress corrosion fatigue test machine - Google Patents
Titanium alloy stress corrosion fatigue test machine Download PDFInfo
- Publication number
- CN202928933U CN202928933U CN 201220167449 CN201220167449U CN202928933U CN 202928933 U CN202928933 U CN 202928933U CN 201220167449 CN201220167449 CN 201220167449 CN 201220167449 U CN201220167449 U CN 201220167449U CN 202928933 U CN202928933 U CN 202928933U
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- titanium alloy
- stress corrosion
- alloy stress
- fatigue tester
- fatigue test
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Abstract
The utility model relates to a titanium alloy stress corrosion fatigue test machine which comprises a main machine. The main machine consists of an environmental corrosion test cylinder (4), a cross beam (5), a cross beam locking oil cylinder (6), a cross beam lifting oil cylinder (7), an actuator (8) and a servo valve (9) and is in a double-column single space structure. The fatigue test machine provided by the utility model is easy to clamp samples and simple to adjust the test space, the long-time cross beam locking function can be realized without looseness, and force and position can be reliably and precisely controlled, so that a fatigue test of the samples in a corrosive environment can be better completed. Meanwhile, the main operating interface is set in a humanized manner, and is combined with an oil source, a hydraulic station, a microcomputer and a controller, so that the titanium alloy stress corrosion fatigue test as well as fatigue test of other materials for identical samples are completely realized.
Description
Technical field
The utility model relates to a kind of microcomputer controlled electro-hydraulic servo fatigue tester, and particularly a kind of titanium alloy stress corrosion fatigue tester, mainly carry out the axial symmetry cycling fatigue experiment to metal and nonmetallic materials under the environmental corrosion effect.
Background technology
Traditional testing machine is static mechanical formula testing machine, can carry out the test such as stretching, compression, bending and torsion of material.Switzerland Amsler company has developed universal hydraulic testing machine, and this testing machine compares that mechanical testing machine is easy and simple to handle, High power output, simple in structure, volume compact, can complete the various static mechanical performance tests of material.Yet most destruction is because of fatigure failure in actual life, and therefore only the static mechanical performance of Knowing material also is nowhere near.According to foreign statistic, in the machine parts of inefficacy, 50%-90% is fatigure failure.Therefore many developed countries begin to pay attention to the research to fatigue strength gradually, and Germany has designed the fatigue tester that is used for motorcycle axle, is used for carrying out the torture test of full-scale motorcycle axle.
Development along with the magneto torque-motor of high-speed response, electrohydraulic servo valve take Nozzle flapper valve as pilot stage has appearred again, thereafter, coming out one after another of the electrohydraulic servo valve of various structures, particularly take the inter-stage force feedback of adopting air-gap torque motor as the appearance of the electrohydraulic servo valve of representative and the application of all kinds of electric feedback techniques, further improved the performance of electrohydraulic servo valve, the electro-hydraulic servo technology is ripe day by day.The electro-hydraulic servo dynamic fatigue test machine, the development along with the electro-hydraulic servo technology under this background gets up.Yet traditional electo hydraulic servocontrolled fatigue testing machine can't real time modelling parts military service load working condition, and volume is larger simultaneously, bad dynamic performance, and waveform distortion is larger in process of the test, is difficult to satisfy the request for utilization of the every profession and trade multiple material being carried out the high precision test.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of simple in structure, and volume is little, and dynamic property is good, and energy is control and position reliably and accurately, thereby completes preferably the testing machine to the torture test of sample under corrosion environment.
For solving the problems of the technologies described above, the utility model provides a kind of titanium alloy stress corrosion fatigue tester, it is characterized in that: comprise main frame, this main frame is comprised of with servo-valve 9 environmental corrosion test cylinder 4, crossbeam 5, cross beam lock locking oil cylinder 6, beam lifting oil cylinder 7 and actuator 8.
As a kind of optimal way of the present utility model, this fatigue tester also comprises oil sources 1, beam lifting, clamping hydraulic station 3 and microcomputer control cabinet.
As the further optimal way of the utility model, MOOG servo-valve 9 directly is assemblied on actuator 8, environmental corrosion test cylinder 4 is assemblied in host work table top central authorities, and main frame column both sides are crossbeam automatic lifting oil cylinders 7, and after crossbeam, cross beam lock locking oil cylinder 6 is equipped with in both sides.
As the further optimal way of the utility model, described actuator 8 is controlled by microcomputer, with the load transducer feedback formation closed-loop system of main frame upper grip.
As the further optimal way of the utility model, wheel spoke type sensor is positioned at the entablature lower end, adopts connection with entablature and main frame upper grip body.
As the further optimal way of the utility model, the intensity of pressing sample is different, and the frequency adjustable extent of this fatigue experimental machine is 0～50Hz.
Description of drawings
Fig. 1 is each component configuration figure of the utility model titanium alloy stress corrosion fatigue tester.
Embodiment
Accompanying drawing 1 is each component configuration figure of the utility model titanium alloy stress corrosion fatigue tester, wherein the concrete meaning of each mark is as follows: 1, oil sources, 2, the Oil-source control cabinet, 3, beam lifting, clamping hydraulic station, 4, environmental corrosion test cylinder, 5, crossbeam, 6, the cross beam lock locking oil cylinder, 7, the beam lifting oil cylinder, 8, actuator, 9, MOOG servo-valve, 10, microcomputer, 11, controller.Titanium alloy stress corrosion fatigue tester is comprised of 5T main frame, oil sources 1, beam lifting, clamping hydraulic station 3 and microcomputer control cabinet.Wherein, the 5T host configuration is to be combined with servo-valve 9 by environmental corrosion test cylinder 4, crossbeam 5, cross beam lock locking oil cylinder 6, beam lifting oil cylinder 7 and actuator 8, adopts two columns, electro-hydraulic servo actuator underlying mode.MOOG servo-valve 9 directly is assemblied on actuator 8, it is central that environmental corrosion test cylinder 4 is assemblied in the host work table top, main frame column both sides are crossbeam automatic lifting oil cylinders 7, after crossbeam, cross beam lock locking oil cylinder 6 is equipped with in both sides, the torture test of sample under corrosion environment completed in such configuration preferably, specimen clamping is easy, and test space is easily adjusted, and can realize long crossbeam locking function and loosening.microcomputer control cabinet comprises microcomputer 10 and controller 11, in the course of the work, beam lifting is also locking in place, sample is connected with load transducer being equipped with to be connected with actuator in the test cylinder of salt solution, send control signal to actuator 8 by microcomputer 10, actuator 8 is executive components of electro-hydraulic servo dynamic testing machine, it is promoted the sample motion or sample is loaded by the hydraulic oil with pressure, and convert hydraulic energy to mechanical energy, it has simple in structure, volume is little, the characteristics that dynamic property is good, larger amplitude can be arranged, and can be reliable and accurate control and position, and form closed-loop system with the load transducer of main frame upper grip feedback, thereby sample is carried out torture test under the alternate load effect.
Titanium alloy stress corrosion fatigue tester complete machine of the present utility model adopts two column list space structures, oil cylinder falls in elasticity crossbeam hydraulic locking mechanism and two-way stretching, test space can be adjusted arbitrarily, wheel spoke type sensor is positioned at the entablature lower end, adopt connection with upper beam and upper grip body, warranty test zero passage waveform undistorted.This testing machine both can be done low cycle fatigue test, also can do static stretch, the tests such as compression, bending, creep.Dynamic fatigue test can be realized the waveforms such as any random waveform, sinusoidal waveform, square wave, triangular wave, and presses the intensity difference of sample, and the frequency adjustable extent is: 0-50HZ.This machine is equipped with different fixtures and stretches, compresses, shears and the fatigue strength of bending and the experiment of fatigue lifetime with realization, and the test that comprises the biomechanical properties such as stretching, compression, bending, torsion, high and low week, creep and creep-fatigue interaction of various materials.Can carry out high-temp strain, the test of low temperature strain fatigue after configuration high temperature furnace or environmental cabinet.Be fit to the industries such as iron and steel, automobile, machinery, resin, university, research institute and carry out the fatigue property test of various materials, structure member.
Claims (6)
1. titanium alloy stress corrosion fatigue tester, it is characterized in that: comprise main frame, this main frame is comprised of environmental corrosion test cylinder (4), crossbeam (5), cross beam lock locking oil cylinder (6), beam lifting oil cylinder (7) and actuator (8) and servo-valve (9).
2. titanium alloy stress corrosion fatigue tester as claimed in claim 1, it is characterized in that: this fatigue tester also comprises oil sources (1), beam lifting, clamping hydraulic station (3) and microcomputer control cabinet.
3. titanium alloy stress corrosion fatigue tester as claimed in claim 1 or 2, it is characterized in that: MOOG servo-valve (9) directly is assemblied on actuator (8), it is central that environmental corrosion test cylinder (4) is assemblied in the host work table top, main frame column both sides are crossbeam automatic lifting oil cylinders (7), and after crossbeam, cross beam lock locking oil cylinder (6) is equipped with in both sides.
4. titanium alloy stress corrosion fatigue tester as claimed in claim 3 is characterized in that: described actuator (8) is controlled by microcomputer, forms closed-loop system with the load transducer feedback of main frame upper grip.
5. titanium alloy stress corrosion fatigue tester as claimed in claim 3 is characterized in that: wheel spoke type sensor is positioned at the entablature lower end, adopts connection with entablature and main frame upper grip body.
6. titanium alloy stress corrosion fatigue tester as described in claim 4 or 5 is characterized in that: the intensity of pressing sample is different, and the frequency adjustable extent of this fatigue experimental machine is 0～50Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220167449 CN202928933U (en) | 2012-04-19 | 2012-04-19 | Titanium alloy stress corrosion fatigue test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220167449 CN202928933U (en) | 2012-04-19 | 2012-04-19 | Titanium alloy stress corrosion fatigue test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202928933U true CN202928933U (en) | 2013-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220167449 Expired - Fee Related CN202928933U (en) | 2012-04-19 | 2012-04-19 | Titanium alloy stress corrosion fatigue test machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN202928933U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807700A (en) * | 2014-08-18 | 2015-07-29 | 海盐国检检测技术有限公司 | Stress corrosion testing machine |
| CN105547876A (en) * | 2015-12-29 | 2016-05-04 | 东南大学 | Experimental device for bending corrosion fatigue of materials |
| CN106680120A (en) * | 2017-01-10 | 2017-05-17 | 浙江理工大学 | High-frequency electro-hydraulic servo fatigue testing machine |
| CN107843483A (en) * | 2017-12-04 | 2018-03-27 | 滁州汽车与家电技术及装备研究院 | A kind of high-frequency electrohydraulic servo dynamic stiffness tester |
| CN109115593A (en) * | 2018-08-31 | 2019-01-01 | 中国兵器工业第五九研究所 | Marine climate environment-tensile, compressive, bending load coupling test equipment and test method |
| CN109357956A (en) * | 2017-11-13 | 2019-02-19 | 北京航空航天大学 | A kind of high-temperature fuel gas corrosion fatigue testing system |
| CN113188932A (en) * | 2021-05-11 | 2021-07-30 | 济南三勤测试技术有限公司 | Fatigue test system host |
| CN113188933A (en) * | 2021-05-11 | 2021-07-30 | 济南三勤测试技术有限公司 | Fatigue test system |
-
2012
- 2012-04-19 CN CN 201220167449 patent/CN202928933U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807700A (en) * | 2014-08-18 | 2015-07-29 | 海盐国检检测技术有限公司 | Stress corrosion testing machine |
| CN105547876A (en) * | 2015-12-29 | 2016-05-04 | 东南大学 | Experimental device for bending corrosion fatigue of materials |
| CN106680120A (en) * | 2017-01-10 | 2017-05-17 | 浙江理工大学 | High-frequency electro-hydraulic servo fatigue testing machine |
| CN109357956A (en) * | 2017-11-13 | 2019-02-19 | 北京航空航天大学 | A kind of high-temperature fuel gas corrosion fatigue testing system |
| CN107843483A (en) * | 2017-12-04 | 2018-03-27 | 滁州汽车与家电技术及装备研究院 | A kind of high-frequency electrohydraulic servo dynamic stiffness tester |
| CN109115593A (en) * | 2018-08-31 | 2019-01-01 | 中国兵器工业第五九研究所 | Marine climate environment-tensile, compressive, bending load coupling test equipment and test method |
| CN113188932A (en) * | 2021-05-11 | 2021-07-30 | 济南三勤测试技术有限公司 | Fatigue test system host |
| CN113188933A (en) * | 2021-05-11 | 2021-07-30 | 济南三勤测试技术有限公司 | Fatigue test system |
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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: 20130508 Termination date: 20170419 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |