CN106940277A - Dissimilar metal friction is with secondary corrosion wear characteristic method of testing and test device - Google Patents
Dissimilar metal friction is with secondary corrosion wear characteristic method of testing and test device Download PDFInfo
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- CN106940277A CN106940277A CN201710379908.1A CN201710379908A CN106940277A CN 106940277 A CN106940277 A CN 106940277A CN 201710379908 A CN201710379908 A CN 201710379908A CN 106940277 A CN106940277 A CN 106940277A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/56—Investigating resistance to wear or abrasion
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/006—Investigating resistance of materials to the weather, to corrosion, or to light of metals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/02—Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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Abstract
The present invention relates to corrosive wear simulated experiment technical field of measurement and test, more particularly to dissimilar metal friction is with secondary corrosion wear characteristic method of testing and test device.First test button and the second test button to be tested is assembled together in the form of friction pair, and the two working electrode interfaces and a reference electrode interface of ZRA galvanic corrosion meters respectively with the first test button, second test button and the reference electrode connection being arranged in etchant solution, make first during test, relative motion occurs in etchant solution for two test buttons, the electrochemical parameter change and first recorded by ZRA galvanic corrosions meter, the mass loss of two test buttons can test dissimilar metal friction with secondary corrosion wear characteristic, realize to rub to dissimilar metal compared with prior art and tested with the galvanic corrosion existed between pair, dissimilar metal friction can easily and accurately be studied with secondary galvanic corrosion behavior, dissimilar metal is evaluated with secondary anti-corrosion wear performance.
Description
Technical field
The present invention relates to corrosive wear simulated experiment technical field of measurement and test, more particularly to dissimilar metal friction is with secondary corrosion mill
Damage performance test methods and test device.
Background technology
The corrosive wear of metal material be mechanical wear of the friction with secondary contact surface and with corrosive medium around
Or the collective effect of electrochemical corrosion, the phenomenon for causing material surface to fail.The special failure mode of this material be by
The result of mechanics, chemistry and electrochemical factors and the reciprocation joint effect between them.Corrosion of metal wear phenomenon exists
The fields such as petrochemical industry, machinery, metallurgical mining, derived energy chemical, ocean engineering machinery, body implanting material are very common.Tradition
Means of testing can not realize the friction and wear behavior to metal material and the synchronism detection of corrosion electrochemistry performance, but obtain
Electrochemical change feature during metal frictional abrasion reduces metal to corrosion of metal Research on Wear Characteristics and effectively
Corrosive wear failure is particularly important.
The research changed in the prior art by electrochemical parameter to corrosion of metal wearing character has diversified forms：For example
" one kind corrosion is interacted Authorization Notice No. with abrasion disclosed in CN 200952990Y Chinese patent ZL200620111395.3
Act on dynamic measurement device ", the device can be used for material corrosion to be tested with the dynamic studies of abrasion the mechanism of interaction effect and selection,
With preferable practical value.For another example Authorization Notice No. discloses for the B of CN 101477010 Chinese patent ZL200076139.3
" a kind of corrosion products film polishing machine and corrosion electrochemical test system ", the test device can measure corrosion products film
Abrasion resistance properties, while to there is the sample of corrosion products film to carry out the measurement of electrochemical parameter in wear process, obtaining corrosion production
Electrochemical parameter value after thing film abrasion different time.For another example the measurement of the design such as Metal Inst., Chinese Academy of Sciences Jiang Xiaoxia is not
With the device of metallic matrix corrosion wear characteristic in corrosive medium（Jiang Xiaoxia, Li Shizhuo, Li Shu,《Corrosion of metal weares and teares》, north
Capital：Chemical Industry Press, 2003）.For another example Authorization Notice No. " one kind corrosion disclosed in CN 87214788U Chinese patent
With abrasion synchronous measuring apparatus ", the device is rotated by test button in mortar, passes through the matter of potentiostat and test button
Detection is realized in amount change.For another example Authorization Notice No. is one disclosed in the U of CN 202403993 Chinese patent 201120565860.1
Plant friction and wear behavior and corrosion electrochemical test system, including sample bench, solution tank, electrochemical test system and fretting wear
Test system, sample is arranged on sample bench by sealing ring and is connected by sample wire with electrochemical test system,
Auxiliary electrode and reference electrode exported respectively by auxiliary electrode wire and reference electrode wire and with electrochemical test system phase
Even, friction member is fixed in the friction member fixing groove of friction and wear test system, is worked during test in specimen surface, with sample with
The form of friction pair coordinates；The device carries out loading frictional wear experiment by friction-wear test test system, carries out simultaneously
The collection of electrochemical signals, can measure the electrochemical parameter of different loads and the sample under different solutions environment, and friction is real
Test after end, take out sample and sample is weighed again, the mass loss of material can be obtained, while obtaining in friction process
Coefficient of friction and chemical property information, realize to the on-spot study of material friction corrosive nature.
But, existing said apparatus primarily focuses on corrosion of metal abrasion reciprocation research, it is impossible to xenogenesis gold
Category friction is tested with the galvanic corrosion existed between pair, and this is for understanding dissimilar metal friction with secondary etching characteristic and material
The research of material failure properties brings limitation.
The content of the invention
It is an object of the invention to provide a kind of friction of dissimilar metal with secondary corrosion wear characteristic method of testing and test device,
To solve the problem of existing test device can not be tested dissimilar metal friction with the galvanic corrosion existed between pair.
To achieve the above object, the technical scheme that uses is in the present invention：Dissimilar metal friction is with secondary corrosion wear characteristic
Method of testing, this method is to assemble the first test button and the second test button to be tested one in the form of friction pair
Rise, make first and second test button that relative motion occur in etchant solution, while two work of ZRA galvanic corrosion meters are electric
Pole interface and a reference electrode interface respectively with the first test button, the second test button and the ginseng being arranged in etchant solution
Than electrode connection, by ZRA galvanic corrosions meter record electrochemical parameter change and first and second test button mass loss come
Dissimilar metal friction is tested with secondary corrosion wear characteristic.
The step of this method includes adjusting the thrust of first test button and the second test button.
Etchant solution described in process of the test is full of corresponding solution tank and is sealed in solution tank.
Dissimilar metal friction is with secondary corrosion wear characteristic test device, including solution tank, reference electrode, sample bench, friction
Wear test test system, the sample bench is provided with the first sample fixed seat for being used for fixing the first test button, described to rub
The second sample fixed seat that test system includes being used to fix the second test button is damaged in scouring, and the dissimilar metal friction is matched somebody with somebody
Secondary corrosion wear characteristic test device also includes ZRA galvanic corrosion meters, two working electrode interfaces of the ZRA galvanic corrosions meter
With a reference electrode interface respectively with the first test button, the second test button and the reference electrode being arranged in etchant solution
Connection.
The friction-wear test test system includes the slipper that horizontal reciprocating is moved, the sample bench and sliding part
Divide and be fixedly connected；Sample bench of the solution tank by groove sidewall and below groove sidewall is surrounded, the bottom end of the groove sidewall
Face is slidingly sealed cooperation with the sample bench.
Before the second specimen clamping cylinder that the second sample fixed seat is made including insulating materials, the second specimen clamping cylinder
End is provided with to be had after the sample jack that the second test button of extension diameter section is plugged from back to front, the second specimen clamping cylinder for afterbody
End is inserted with the pusher of rear end face for holding out against the second test button forward, and pusher is made for insulating materials and with second
Seal and coordinate between specimen clamping cylinder, pusher is provided with the lead channels drawn for the wire connected on the second test button.
The extension diameter section of second sample is pre-small post-large truncated cone-shaped structure.
The rear end of second specimen clamping cylinder is provided with screwed hole, and the pusher is fixed on the second specimen clamping by external screw thread
On cylinder.
The solution tank is provided with closure, and reference electrode and the pusher sealing is fixed on closure.
The pusher and the loading head of friction-wear test test system connect to adjust between first and second test button
Thrust.
Beneficial effect：The present invention uses above-mentioned technical proposal, and the first test button and the second test button to be tested is
It is assembled together in the form of friction pair, and the two working electrode interfaces and a reference electrode of ZRA galvanic corrosion meters connect
Mouthful it is connected respectively with the first test button, the second test button and the reference electrode being arranged in etchant solution, the is made during test
First, relative motion occurs in etchant solution for two test buttons, by ZRA galvanic corrosions meter record electrochemical parameter change and
The mass loss of first and second test button can test dissimilar metal friction with secondary corrosion wear characteristic, with prior art phase
Tested than realizing to rub to dissimilar metal with the galvanic corrosion existed between pair, can easily and accurately study xenogenesis gold
Category friction evaluates dissimilar metal with secondary anti-corrosion wear performance with secondary galvanic corrosion behavior.
Brief description of the drawings
Fig. 1 is the structural representation of the one embodiment of dissimilar metal friction with secondary corrosion wear characteristic test in the present invention
Figure.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
The one embodiment of dissimilar metal friction with secondary corrosion wear characteristic test is as shown in figure 1, main bag in the present invention
Include sample bench 17, O-ring seal 16, solution tank 12, the second sample fixed seat, reference electrode 6, ZRA galvanic corrosions meter 1 and friction
Wear test test system.Wherein O-ring seal 16 is arranged on sample bench 17, forms the first sample fixed seat, the first metal
The sealing of sample 15 is fixed in O-ring seal 16, is contacted conducting with metallographictest platform 17, is used as the first working electrode.Second gold medal
Category sample 11 is column structure, is connected to by the second sample fixed seat on the loading head of frictional wear experiment test system, its
Tail end is provided with pre-small post-large frustum cone structure, frustum cone structure formation extension diameter section.
Before the second specimen clamping cylinder 10 that second sample fixed seat is made including insulating materials, the second specimen clamping cylinder 10
End is provided with the sample jack plugged from back to front for the second test button 11, and the rear end of the second specimen clamping cylinder 10 is provided with screw thread
The pusher 8 of the rear end face for holding out against the second test button forward is equipped with hole, screwed hole, pusher 8 is insulating materials
It is made, its axial direction is respectively arranged at two ends with for the loading head 19 with the second specimen clamping cylinder 10 and friction-wear test test system
The external screw thread of connection, seals between the second specimen clamping cylinder 10 after pusher 8 is assembled on the second specimen clamping cylinder 10 and matches somebody with somebody
Close.Second test button 11 sets frustum cone structure to ensure that the sealing property with sample jack.The inside of pusher 8 is provided with supplying the
It is communicated with the lead channels 9 that the wire connected on two test buttons 11 is drawn, lead channels 9 after the second test button 11
The adapter cable 7 of end face and the second specimen electrode wire 3 is held, the second test button 11 is used as the second working electrode during test.
Sample bench 17 of the solution tank 12 by groove sidewall and below groove sidewall is surrounded, the bottom end face of the groove sidewall with
The sample bench 17 is slidingly sealed cooperation.Friction-wear test test system includes the slipper 18 that horizontal reciprocating is moved, and surveys
The sample bench 17 is fixedly connected with slipper 18 during examination, the first test button 15 and the second test button 11 is formed in water
The friction pair that square upward sliding coordinates.The solution tank is provided with closure 13, and the sealing of reference electrode and pusher 8 is fixed
On closure 13.
Two working electrodes of ZRA galvanic corrosions meter 1（WE_1, WE_2, without using auxiliary electrode）Interface and a reference
Electrode（RE）Interface, three electrode interfaces pass through the first specimen electrode wire 2, the second specimen electrode wire 3 and reference electricity respectively
Polar conductor 4 is connected with the first test button 15, the second test button 11 and the reference electrode 6 being arranged in etchant solution.This reality
It is saturated calomel electrode to apply reference electrode 6 in example.
During test, the first test button 15 and the second test button 11 used by experiment are prepared, and be with precision to sample
0.1mg electronic analytical balance is weighed.First test button 15 is placed on sample bench 17, passes through O-ring seal 16
Sealed, prevented that etchant solution from flowing out from the bottom of testing stand 17.Second test button 11 is put into the second sample fixed seat
Interior, then the second sample fixed seat with pusher 8 be screwed being connected, it is ensured that etchant solution 14 can not enter the second sample
Inside fixed seat, the fixation wire 7 in pusher 8 needs to be powered with the second test button 11 to be connected.Pusher 8 is tried with friction
The loading system 5 for testing machine is connected by screw threads for fastening, injection experimentses etchant solution 14, is totally submerged saturated calomel electrode 6,
Two sample fixed seats, the second test button 11 and the first test button 15.Saturated calomel electrode 6 is fixed on closure 13,
And closure 13 is placed on the fixed position of solution tank 12, saturated calomel electrode wire 4 is by saturated calomel electrode 6 and ZRA galvanic couples
RE interfaces on corrosometer 1 are connected.Second test button 11 is passed through into the second test button wire 3 and ZRA galvanic corrosions meter 1
On WE_2 interfaces be connected, the first test button 15 is passed through into the WE_1 interfaces on sample wire 2 and ZRA galvanic corrosions meter 1
It is connected.Turn on the power, load, speed and the electrochemical parameter of frictional wear experiment are set, during corrosive wear
Coefficient of friction and electrochemical parameter change are recorded, after frictional experiment terminates, and take out sample and sample is weighed again, can
The mass loss of research metal to obtain, can be with combination with the coefficient of friction and electrochemical parameter obtained in erosion process
Realize the on-spot study with secondary corrosion wear characteristic that rubbed to dissimilar metal.It again may be by experiment material, fretting wear
Parameter, etchant solution body, the change of electrochemical parameter match somebody with somebody secondary failure row to simulate dissimilar metal friction under a variety of abrasive environments
For.
The one embodiment of dissimilar metal friction with secondary corrosion wear characteristic method of testing is above-mentioned xenogenesis gold in the present invention
The method of testing that category friction is used with secondary corrosion wear characteristic test device, here is omitted.
In other embodiments of the invention, sample bench can also be fixed, and makes friction-wear test test system
Loading head horizontal movement, or the form that the first test button and the second test button are arranged to be rotatably assorted.In the present invention
Other embodiment in, the second test button can also be connected using other modes with loading head, such as directly by the second sample
Fixed seat is stretched out closure and is connected by adapter with the loading head of friction-wear test test system.In other of the present invention
In embodiment, the second sample fixed seat can also replace with other forms, for example, inserted from front to back for the second test button
Fixed seat, the second test button can also use other forms, such as column structure of laminated structure, uniform diameter etc..
Claims (10)
1. dissimilar metal friction is with secondary corrosion wear characteristic method of testing, it is characterised in that：This method is by be tested first
Test button and the second test button are assembled together in the form of friction pair, make first and second test button in etchant solution
Generation relative motion, while by the two working electrode interfaces and a reference electrode interface of ZRA galvanic corrosion meters respectively with
One test button, the second test button and the reference electrode connection being arranged in etchant solution, are recorded by ZRA galvanic corrosions meter
Electrochemical parameter change and the mass loss of first and second test button test dissimilar metal friction with secondary corrosive wear
Energy.
2. dissimilar metal friction according to claim 1 is with secondary corrosion wear characteristic method of testing, it is characterised in that：The party
The step of method includes adjusting the thrust of first test button and the second test button.
3. dissimilar metal friction according to claim 1 or 2 is with secondary corrosion wear characteristic method of testing, it is characterised in that：
Etchant solution described in process of the test is full of corresponding solution tank and is sealed in solution tank.
4. dissimilar metal friction is with secondary corrosion wear characteristic test device, including solution tank, reference electrode, sample bench, friction mill
Damage test system, it is characterised in that：The sample bench is provided with the first sample for being used to fix the first test button and fixed
Seat, the friction-wear test test system includes the second sample fixed seat for being used to fix the second test button, the xenogenesis
Metal friction, which matches somebody with somebody secondary corrosion wear characteristic test device, also includes ZRA galvanic corrosion meters, two works of the ZRA galvanic corrosions meter
Make electrode interface and a reference electrode interface respectively with the first test button, the second test button and being arranged in etchant solution
Reference electrode connection.
5. dissimilar metal friction according to claim 4 is with secondary corrosion wear characteristic test device, it is characterised in that：It is described
Friction-wear test test system includes the slipper that horizontal reciprocating is moved, and the sample bench is fixedly connected with slipper；
Sample bench of the solution tank by groove sidewall and below groove sidewall is surrounded, the bottom end face of the groove sidewall and the sample
Platform is slidingly sealed cooperation.
6. dissimilar metal friction according to claim 4 is with secondary corrosion wear characteristic test device, it is characterised in that：It is described
The second specimen clamping cylinder that second sample fixed seat is made including insulating materials, the front end of the second specimen clamping cylinder, which is provided with, supplies afterbody
The sample jack that the second test button with extension diameter section is plugged from back to front, the rear end of the second specimen clamping cylinder, which is inserted with, to be used for
Hold out against the pusher of the rear end face of the second test button forward, pusher be made for insulating materials and with the second specimen clamping cylinder
Between seal and coordinate, pusher is provided with the lead channels drawn for the wire connected on the second test button.
7. dissimilar metal friction according to claim 6 is with secondary corrosion wear characteristic test device, it is characterised in that：It is described
The extension diameter section of second sample is pre-small post-large truncated cone-shaped structure.
8. dissimilar metal friction according to claim 6 is with secondary corrosion wear characteristic test device, it is characterised in that：Second
The rear end of specimen clamping cylinder is provided with screwed hole, and the pusher is fixed on the second specimen clamping cylinder by external screw thread.
9. the dissimilar metal friction according to claim 6 or 7 or 8 is with secondary corrosion wear characteristic test device, its feature exists
In：The solution tank is provided with closure, and reference electrode and the pusher sealing is fixed on closure.
10. the dissimilar metal friction according to claim 6 or 7 or 8 is with secondary corrosion wear characteristic test device, its feature exists
In：The pusher and the loading head of friction-wear test test system connect to adjust the pressure between first and second test button
Clamp force.
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| CN201710379908.1A CN106940277A (en) | 2017-05-25 | 2017-05-25 | Dissimilar metal friction is with secondary corrosion wear characteristic method of testing and test device |
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| CN201710379908.1A CN106940277A (en) | 2017-05-25 | 2017-05-25 | Dissimilar metal friction is with secondary corrosion wear characteristic method of testing and test device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387508A (en) * | 2018-01-25 | 2018-08-10 | 西北有色金属研究院 | A kind of experimental rig with metal fatigue and frictional behaviour detection function |
| CN108444851A (en) * | 2018-03-30 | 2018-08-24 | 上海海事大学 | Fretting corrosion electrochemical testing device and method |
| CN108593536A (en) * | 2018-04-22 | 2018-09-28 | 北京工业大学 | A kind of dynamic electric Chemical cover experimental rig |
| CN110006818A (en) * | 2019-02-20 | 2019-07-12 | 常州大学 | A kind of pin-disc type corrosive wear experimental rig |
| CN110940628A (en) * | 2019-12-18 | 2020-03-31 | 苏州热工研究院有限公司 | Electrochemical in-situ micro-vibration wear test system and use method thereof |
| WO2020149862A1 (en) * | 2019-01-18 | 2020-07-23 | The Boeing Company | Systems and methods for measuring galvanic corrosion potential |
| CN111474111A (en) * | 2020-04-27 | 2020-07-31 | 中国科学院宁波材料技术与工程研究所 | Specific friction condition electrochemical corrosion information multichannel data acquisition system and method |
| WO2023179084A1 (en) * | 2022-11-28 | 2023-09-28 | 河南科技大学 | Pin-on-disc frictive-corrosive multi-environment coupling test apparatus, and method |
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| CN203551419U (en) * | 2013-11-25 | 2014-04-16 | 湖北汽车工业学院 | Reciprocating type frictional abrasion test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387508A (en) * | 2018-01-25 | 2018-08-10 | 西北有色金属研究院 | A kind of experimental rig with metal fatigue and frictional behaviour detection function |
| CN108444851A (en) * | 2018-03-30 | 2018-08-24 | 上海海事大学 | Fretting corrosion electrochemical testing device and method |
| CN108444851B (en) * | 2018-03-30 | 2021-02-26 | 上海海事大学 | Friction corrosion electrochemical testing device and method |
| CN108593536A (en) * | 2018-04-22 | 2018-09-28 | 北京工业大学 | A kind of dynamic electric Chemical cover experimental rig |
| WO2020149862A1 (en) * | 2019-01-18 | 2020-07-23 | The Boeing Company | Systems and methods for measuring galvanic corrosion potential |
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| US11796451B2 (en) | 2019-01-18 | 2023-10-24 | The Boeing Company | Systems and methods for measuring galvanic corrosion potential |
| CN110006818A (en) * | 2019-02-20 | 2019-07-12 | 常州大学 | A kind of pin-disc type corrosive wear experimental rig |
| CN110940628A (en) * | 2019-12-18 | 2020-03-31 | 苏州热工研究院有限公司 | Electrochemical in-situ micro-vibration wear test system and use method thereof |
| CN111474111A (en) * | 2020-04-27 | 2020-07-31 | 中国科学院宁波材料技术与工程研究所 | Specific friction condition electrochemical corrosion information multichannel data acquisition system and method |
| WO2023179084A1 (en) * | 2022-11-28 | 2023-09-28 | 河南科技大学 | Pin-on-disc frictive-corrosive multi-environment coupling test apparatus, and method |
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Application publication date: 20170711 |