CN201259484Y - Jiggle corrosion abrasion test machine - Google Patents
Jiggle corrosion abrasion test machine Download PDFInfo
- Publication number
- CN201259484Y CN201259484Y CNU2008200907254U CN200820090725U CN201259484Y CN 201259484 Y CN201259484 Y CN 201259484Y CN U2008200907254 U CNU2008200907254 U CN U2008200907254U CN 200820090725 U CN200820090725 U CN 200820090725U CN 201259484 Y CN201259484 Y CN 201259484Y
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- test machine
- inching
- wear test
- machine according
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Abstract
The utility model provides a jiggle corrosion abrasion test machine, which consists of a main machine and a system, wherein, the main machine comprises a device base, a driving motor, an eccentric wheel mechanism, a lever-type swinging-arm mechanism, an electric heating furnace, a test piece clamp and a loading mechanism; the system comprises an observing-controlling system and a cooling system, and the test control system comprises a motor frequency-variable control, a loading system measurement control, a heating furnace temperature measurement control, a motor torque measurement and a computer system. The cooling system adopts the air or the water for the cooling, and with an eccentric wheel shifting lever-type swinging-arm mechanism that is arranged on the shaft end of the frequency-variable motor, the test section that is arranged inside a high-temperature furnace can make reciprocating movement under the vertical force effect that is generated by the loading device. The test machine is applicable to representing the jiggle corrosion abrasion work properties of crowned turbine blades, blades with different intermediate damping tables and blade vibration damping device in the power mechanical devices in aviation, ship, industrial gas turbine and steam turbine, and can be applicable to the similar machineries.
Description
(1) technical field
The utility model relates to a kind of testing machine, specifically a kind of abrasion tester that is mainly used in the research of inching corrosion wear test such as shrouded turbines blade.
(2) background technology
Adopt the shrouded turbines blades in a large number in the motive power machine devices such as modern gas turbines (aviation, boats and ships, industry) and steam turbine (industry, peculiar to vessel), with the blade (fan blade of turbofan, aft-fan blade, boats and ships gas turbine backing turbine blade etc.) and the various forms of blade vibration damping unit of various centre damping platforms, to change the vibration characteristics of blade, improve its functional reliability, or improve its aeroperformance.
In above-mentioned all multiple-blades, a class blade is arranged, and it is to be in contact is arranged between its integral shroud damping area or between damping platform workplace under condition of work, the state of extrusion stress since blade vibration then damping area just be in the fretting wear state.The natural frequency of vibration of blade is very high usually, and long-term work under hot conditions again, and wearing and tearing can make damping area " tightness " diminish, even the gap occurs, thereby influence the functional reliability of blade.For this reason, need a kind of inching corrosion wear test machine of above-mentioned operating characteristic that can reflect to study.
(3) summary of the invention
The purpose of this utility model is to provide a kind of sign aviation, boats and ships, industry gas turbine, the testing machine of the fretting corrosionwear operating characteristic of " the shrouded turbines blade " in the motive power machine devices such as steam turbine, " with the blade of damping platform in the middle of various " and " blade vibration damping unit " etc.And can be applicable to the inching corrosion wear test of similar machinery.
The purpose of this utility model is achieved in that
It is made up of two parts of main frame and system: forming of main frame comprises device pedestal, drive motor, eccentric mechanism, lever oscillating arm mechanisms, electric furnace, testpieces anchor clamps and load maintainer; System comprises TT﹠C system and cooling system, and the composition of TT﹠C system comprises motor frequency conversion control, loading system observing and controlling, furnace temp observing and controlling, Motor torque measurement and microsystem.Cooling system adopts air cooling or water-cooled, and the eccentric wheel shifting lever formula oscillating arm mechanisms that variable-frequency motor is installed by axle head makes the test section that is in the high temperature furnace reciprocating under the vertical force effect that charger produces.Under extrusion stress, temperature, frequency and the displacement amplitude of regulation, test specimen does relatively reciprocating motion a little up and down, thereby has simulated the condition of work of blade fretting corrosionwear.
The utility model also comprises some architectural features like this:
1. described lever oscillating arm mechanisms with the band rolling bearing pivot pin as rotation center, and by former and later two the band balls carriage be installed on the base.Above-mentioned all have grease lubrication everywhere.
2. the eccentric wheel that described variable-frequency motor axle head is installed is easy to change the eccentric wheel of different offsets, to realize the displacement of required test section;
3. be provided with the railway grease storage chamber in the shift fork of described lever oscillating arm mechanisms, on shift fork and motor-driven eccentric wheel surface of contact, the railway grease overfolw hole arranged;
4. described load maintainer can be counterweight loading, lever-counterweight loading, servomotor loading, hydraulic loaded etc.;
5. described electric furnace is the releasable structure of a door assembly with hinge and glass in right hand and left and fast-assembling button, and by the locating piece location that is installed on the base, heating furnace one side lower part is provided with a profile hole, and the place is passed through for the lever oscillating arm mechanisms in the hole; The heating furnace top is provided with a circular hole, for load maintainer passes through the place; The hole of heating furnace bottom make the bottom of lever oscillating arm mechanisms can rest on the roller carriage; All there is the flexible gland sealing in hole and passing through between part;
6. described testpieces adopts the clamping structure that is easy to change the outfit;
7. described swing arm centrepin, roller carriage and loading guiding trestle place all have heat eliminating medium (gas or water) to flow through nearby;
8. described part in high temperature section work is all made with high temperature alloy.
Device of the present utility model can be realized following function:
1. under normal temperature or high temperature, carry out the fretting wear test of different frequency;
2. under normal temperature or high temperature, carry out the fretting wear test of different loads;
3. under normal temperature or high temperature, carry out the fretting wear test of different cycles;
4. under normal temperature or high temperature, carry out the fretting wear test of different displacements;
5. under normal temperature or high temperature, carry out the fretting wear test of various materials;
The utility model device mainly is applicable to:
1. gas turbine (aviation, boats and ships, industry) and steam turbine (industry, peculiar to vessel) shrouded turbines blade, the fan blade of turbofan, aft-fan blade, boats and ships gas turbine backing turbine blade, the fretting wear experimental study of various forms of blade vibration damping units;
2. the renovation technique of fretting wear face research (material, coating process);
3. the fretting wear of similar machinery test.
This practical novel advantage is mainly reflected in:
1. adopt the lever oscillating arm mechanisms, the precision when can the warranty test section requiring " a little " displacement.In addition, the acting force on the drive motor is reduced greatly, thereby friction force is reduced;
2. the change the outfit eccentric wheel of different offsets can be realized the required displacement of test section (from a little to the millimeter level) fast;
3. with a kind of better simply structure, the groundwork feature when having simulated research object generation fretting corrosionwear, frequency, load, displacement, temperature are all controlled, adjustable.
4. test figure is gathered automatically, is shown, test unit is controlled automatically.
(4) description of drawings
Fig. 1-2 is an illustraton of model of the present utility model;
Fig. 3 is that testing machine is formed synoptic diagram;
Fig. 4-the 6th, inching corrosion wear test apparatus structure synoptic diagram;
Fig. 7 is the testpieces scheme of installation;
Fig. 8-the 9th, the load maintainer structural representation.
(5) embodiment
For a more detailed description to the utility model for example below in conjunction with accompanying drawing:
In conjunction with Fig. 1-2, rely on blade pretwist and the elastic torsion under condition of work, make to produce " tightness " between the integral shroud damping area and be unified into whole circle, with the bladings such as turbine shrouded blade of the dynamic stress under the control blade working state, its typical physical model such as Fig. 1.The M representative is by the moment of torsion that pretwist and elastic torsion produce at the integral shroud place being installed, the normal force of F for being produced on the integral shroud damping area by moment of torsion M.During blade vibration, promptly do fine motion having under the condition of extrusion stress between the integral shroud damping area.And this test unit promptly is the imbody of this model.
In conjunction with Fig. 3, testing machine is made up of 2 two parts of main frame 1 and system, and system comprises TT﹠C system (motor frequency conversion control, Control for Kiln Temperature, Motor torque measurement, Loading Control, microsystem) and cooling system;
In conjunction with Fig. 4-6, the composition of main frame comprises device pedestal 3, drive motor 8, eccentric mechanism 9, lever oscillating arm mechanisms 6, electric furnace 4, variable-frequency motor is by the eccentric wheel of the band rolling bearing of axle head installation, pivot pin 5 with the lever oscillating arm mechanisms is the center, with ball carriage 7,11 is that supporting plane produces reciprocally swinging, and above-mentioned all have grease lubrication everywhere.Heating furnace 4 is releasable structures of a door assembly with hinge and glass in right hand and left and fast-assembling button, to be convenient to change testpieces, well heater one side lower part has a profile hole, the hole is that the place is passed through in swing arm, there are flexible gland 10 sealings in hole and passing through between part, the hole of heating furnace bottom make the bottom of swing arm test section can rest on roller carriage 11, also there is flexible sealing 12 in the hole with passing through between part, the roller carriage has heat eliminating medium to cool off.
In conjunction with Fig. 7, there is grease lubrication at swing arm centrepin 5 places, and it is preceding and have heat eliminating medium to flow into cooling through access port 13, and heating furnace is by locating piece 14 location that are installed on the base;
In conjunction with Fig. 8-9, as an example, load maintainer is that lever-counterweight loads, and is installed on the testing table by loading support 15, has heat eliminating medium to flow into cooling at the load bar place.Testpieces anchor clamps 16 are a kind of quick fixation structures, testpieces are inserted cooperate accurate Kong Zhongyong nut compressing locking.
Claims (9)
1, a kind of inching corrosion wear test machine, it is made up of two parts of main frame and system, it is characterized in that the composition of main frame comprises device pedestal, is installed in drive motor, eccentric mechanism, lever oscillating arm mechanisms, electric furnace, testpieces anchor clamps and load maintainer on the device pedestal; System comprises TT﹠C system and the cooling system that is arranged on the main frame, and the composition of TT﹠C system comprises motor frequency conversion control, loading system observing and controlling, furnace temp observing and controlling, Motor torque measurement and microsystem; Cooling system adopts air cooling or water-cooled, the eccentric wheel shifting lever formula oscillating arm mechanisms that variable-frequency motor is installed by axle head, make the test section that is in the high temperature furnace reciprocating under the vertical force effect that charger produces, under extrusion stress, temperature, frequency and the displacement amplitude of regulation, test specimen does relatively reciprocating motion a little up and down, thereby has simulated the condition of work of blade fretting corrosionwear.
2, inching corrosion wear test machine according to claim 1 is characterized in that described heating furnace is the releasable structure of a door assembly with hinge and glass in right hand and left and fast-assembling button, and heating furnace is by the locating piece location that is installed on the base.
3, inching corrosion wear test machine according to claim 2 is characterized in that described heating furnace one side lower part is provided with a profile hole, and the place is passed through for the lever oscillating arm mechanisms in the hole; The heating furnace top is provided with a circular hole, for load maintainer passes through the place; The hole of heating furnace bottom make the bottom of lever oscillating arm mechanisms can rest on the roller carriage; All there is the flexible gland sealing in hole and passing through between part.
4, inching corrosion wear test machine according to claim 3, it is characterized in that the lever oscillating arm mechanisms with the band rolling bearing pivot pin as rotation center, and be installed on the base by the carriage of front and back belt ball, roller, above-mentioned all have grease lubrication everywhere.
5, inching corrosion wear test machine according to claim 4 is characterized in that being provided with the railway grease storage chamber in the shift fork of described lever oscillating arm mechanisms, on shift fork and motor-driven eccentric wheel surface of contact the railway grease overfolw hole is arranged.
6, inching corrosion wear test machine according to claim 5 is characterized in that described variable-frequency motor axle head is equipped with to realize the eccentric wheel that is easy to change different offsets of required test section displacement.
7, inching corrosion wear test machine according to claim 6 is characterized in that described testpieces anchor clamps are a kind of quick fixation structures, testpieces is inserted cooperate accurate Kong Zhongyong nut compressing locking.
8, inching corrosion wear test machine according to claim 7 is characterized in that described load maintainer is that counterweight loads, lever-counterweight loads, servomotor loads or hydraulic loaded.
9, inching corrosion wear test machine according to claim 8 is characterized in that described swing arm centrepin, roller carriage and loads the guiding trestle place that the heat eliminating medium cooling is all arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200907254U CN201259484Y (en) | 2008-08-25 | 2008-08-25 | Jiggle corrosion abrasion test machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200907254U CN201259484Y (en) | 2008-08-25 | 2008-08-25 | Jiggle corrosion abrasion test machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201259484Y true CN201259484Y (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200907254U Expired - Lifetime CN201259484Y (en) | 2008-08-25 | 2008-08-25 | Jiggle corrosion abrasion test machine |
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| CN (1) | CN201259484Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832901A (en) * | 2010-05-21 | 2010-09-15 | 西安交通大学 | Contact-type frictional interface stick-slip characteristic on-line detection device |
| CN103163036A (en) * | 2013-03-21 | 2013-06-19 | 上海应用技术学院 | Vibration and abrasion test bench |
| CN104034620A (en) * | 2014-06-16 | 2014-09-10 | 安莉芳（中国）服装有限公司 | Tester for testing sweat resistance and rubbing resistance of closed-fit metal accessories of underwear |
| CN104266901A (en) * | 2014-09-12 | 2015-01-07 | 苏州石丸英合精密机械有限公司 | Jogging damping fixed shaft mechanism of belt testing machine |
| CN105387719A (en) * | 2015-12-09 | 2016-03-09 | 贵州黎阳航空动力有限公司 | High-temperature electric resistance furnace used for fretting wear tests |
| CN105891028A (en) * | 2016-06-01 | 2016-08-24 | 上海电缆研究所 | Metal wire vibration fatigue testing machine and metal wire vibration fatigue testing method |
| CN106092877A (en) * | 2016-08-28 | 2016-11-09 | 无锡鸿海龙船机有限公司 | A kind of confficient of static friction detector |
| CN111947907A (en) * | 2020-08-10 | 2020-11-17 | 二重（德阳）重型装备有限公司 | High-temperature fretting friction bench test device |
-
2008
- 2008-08-25 CN CNU2008200907254U patent/CN201259484Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832901A (en) * | 2010-05-21 | 2010-09-15 | 西安交通大学 | Contact-type frictional interface stick-slip characteristic on-line detection device |
| CN103163036A (en) * | 2013-03-21 | 2013-06-19 | 上海应用技术学院 | Vibration and abrasion test bench |
| CN104034620A (en) * | 2014-06-16 | 2014-09-10 | 安莉芳（中国）服装有限公司 | Tester for testing sweat resistance and rubbing resistance of closed-fit metal accessories of underwear |
| CN104266901A (en) * | 2014-09-12 | 2015-01-07 | 苏州石丸英合精密机械有限公司 | Jogging damping fixed shaft mechanism of belt testing machine |
| CN105387719A (en) * | 2015-12-09 | 2016-03-09 | 贵州黎阳航空动力有限公司 | High-temperature electric resistance furnace used for fretting wear tests |
| CN105387719B (en) * | 2015-12-09 | 2017-11-24 | 贵州黎阳航空动力有限公司 | A kind of high-temperature electric resistance furnace for fretting wear experiment |
| CN105891028A (en) * | 2016-06-01 | 2016-08-24 | 上海电缆研究所 | Metal wire vibration fatigue testing machine and metal wire vibration fatigue testing method |
| CN105891028B (en) * | 2016-06-01 | 2018-09-25 | 上海电缆研究所有限公司 | Metal wire rod vibration fatigue machine and metal wire rod vibration fatigue test method |
| CN106092877A (en) * | 2016-08-28 | 2016-11-09 | 无锡鸿海龙船机有限公司 | A kind of confficient of static friction detector |
| CN111947907A (en) * | 2020-08-10 | 2020-11-17 | 二重（德阳）重型装备有限公司 | High-temperature fretting friction bench test device |
| CN111947907B (en) * | 2020-08-10 | 2021-09-21 | 二重（德阳）重型装备有限公司 | High-temperature fretting friction bench test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HARBIN GUANGHAN GAS TURBINE CO., LTD. Free format text: FORMER OWNER: NO.703 RESEARCH INDTITUTE OF CSIC Effective date: 20120417 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 150036 HARBIN, HEILONGJIANG PROVINCE TO: 150078 HARBIN, HEILONGJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120417 Address after: 150078, No. 35, Honghu Road, Yingbin Road, Harbin, Heilongjiang, 6 Patentee after: HARBIN GUANGHAN GAS TURBINE CO., LTD. Address before: 150036 Hongqi Street, Xiangfang District, Heilongjiang, China, No. 108, No. Patentee before: No.703 Research Institute, China Shipbuilding Industry Corporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090617 |
|
| CX01 | Expiry of patent term |