CN106370538A - Multifunctional comprehensive abrasion test rotary table - Google Patents
Multifunctional comprehensive abrasion test rotary table Download PDFInfo
- Publication number
- CN106370538A CN106370538A CN201610829602.7A CN201610829602A CN106370538A CN 106370538 A CN106370538 A CN 106370538A CN 201610829602 A CN201610829602 A CN 201610829602A CN 106370538 A CN106370538 A CN 106370538A
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- Prior art keywords
- disk body
- test
- disk
- test specimen
- erosion
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- 238000012360 testing method Methods 0.000 title claims abstract description 75
- 238000005299 abrasion Methods 0.000 title abstract description 21
- 238000005260 corrosion Methods 0.000 claims abstract description 40
- 230000007797 corrosion Effects 0.000 claims abstract description 39
- 230000003628 erosive effect Effects 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 208000004141 microcephaly Diseases 0.000 claims description 3
- 230000004807 localization Effects 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 5
- 238000005530 etching Methods 0.000 abstract 2
- 238000013142 basic testing Methods 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 238000006056 electrooxidation reaction Methods 0.000 description 8
- 238000011160 research Methods 0.000 description 7
- 238000005498 polishing Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
- G01N2203/024—Corrosive
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- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The invention relates to a multifunctional comprehensive abrasion test rotary table which comprises a table body I, an elastic tube, a table body II, a table seat, a seal filler, wires, wiring terminals, a test sample and an insulating sleeve, wherein the test sample is installed on the table body I and table body II in an oriented and insulation mode. When being installed on a rotary abrasion machine and rotating at high speed, the rotary table can complete the single or multiple combination abrasion tests of cavitation erosion, washout erosion and electrochemical etching. An air-permeable cavitation erosion source arranged on the table body can test the cavitation erosion source pressure or generate artificial cavitation. A test sample orienting device can implement frequent test sample mounting and demounting without changing the mounting position, thereby achieving the goal of monitoring the abrasion pattern. The invention provides a convenient and quick test rotary table for researching the abrasion mechanism and evaluating and developing the washout-erosion-resistant cavitation-erosion-resistant corrosion-resistant material. The device for monitoring the cavitation erosion source pressure or generating artificial cavitation on the rotary table provides the basic test device for washout erosion, cavitation erosion, electrochemical etching and combination thereof under super cavitation conditions.
Description
Technical field
The present invention relates to the rotating disk of abrasion tester is and in particular to a kind of cavitation corrosion of material for test, erosion, electrochemical corrosion
Etc. single or combination wear test rotating disk.
Background technology
In the plant equipment that sea transport, petrochemical industry, colliery electric power etc. have liquid medium to participate in, contain due in liquid
There are solid dielectric such as grains of sand, salt particle group etc., liquid medium is likely to corrosivity, when solid, liquid interface produces relative motion
When, liquid-solid boundary will produce the abrasional behavior of erosion, cavitation corrosion, electrochemical corrosion or its coupling etc., make equipment failure, bring
Potential safety hazard or produce huge economic loss.For the mechanism of the erosion of research material, cavitation corrosion and corrosion and its coupling, evaluate,
The erosion resistant of improvement material, resistance to cavitation corrosion, decay resistance, the abrasion test device commonly used at present has: magnetostriction apparatus, rotation
Cavitation corrosion instrument, rotating spray device, water hole cavitation corrosion device, in-site modeling high-velocity & sediment-laden flow abrasion test method and by software imitate
Very, they play great role in research fretting corrosion mechanism and evaluation material property.Published rotary cavitation corrosion, erosion and
Corrosion device is that inside serosity, high-speed rotation produces high relative velocity by test specimen, to accelerate the erosion process of test specimen;Spray
Penetrate formula abrasion device be that serosity free-jetting to test specimen is realized by high speed erosion-corrosion by spout, or will rotary and spray
Formula combines, and to produce higher relative velocity, reaches research and evaluates the purpose of material property.Now there are some researches show: cavitation corrosion and
During erosion interaction abrasion, polishing scratch becomes angle to launch along cavitation corrosion source, and that is, the polishing scratch on test specimen is uneven and carries certain geometric form
Shape.Existing rotation cavitation corrosion instrument can obtain the weight loss of test specimen, but cannot obtain polishing scratch form;Turning with corrosive environment
Ejector half wear test rotating disk is because structure limits it is difficult to form cavitation corrosion;In order to obtain polishing scratch, also have using the overall rotating disk of making
To carry out wear test, but this mode cannot be realized carrying out the comparison of multiple material under same operating, and due to test
The reason equipment, wear away measurement, weightless measurement are difficult;Current test rotating disk cannot monitor pressure at cavitation corrosion source, nor
Produce artificial cavity, thus limiting the research of fretting corrosion mechanism when producing artificial supercavity.In order to study, evaluate erosion resistance,
How resistance to cavitation corrosion, the Abrasion properties of corrosion-resistant or its combination in any, and the progress of Speeding up development high-performance new material, rotating
Multiple material, the combination of multiple wear type are realized on type abrasion tester and is easy to assembly and disassembly, accurate positioning, test specimen polishing scratch, weightlessness
The wear test rotating disk of the functions such as the easy measurement of amount, is anxious especially in the cavitation corrosion having artificial cavity to participate in and multiple combination abrasion
The problem that need to solve.
Content of the invention
For the deficiency that existing assay device exists both at home and abroad, the invention provides a kind of multifunctional comprehensive wear test turns
Disk, by test specimen orientation, insulating mounting on disk body, realizes electrochemical corrosion on the rotating disk of high-speed rotation, disk body is arranged
Ventable cavitation corrosion source, cavitation corrosion source pressure being tested or produces artificial cavity, thus only needing less energy expenditure, realizing relatively
High speed of related movement, completes the erosion of multiple material under same operating mode, the survey of cavitation corrosion, electrochemical corrosion and multiple combination abrasion
Examination or contrast.The orienting device of test specimen can achieve that multiple test specimen assembly and disassembly do not change installation site, reaches monitoring abrasion pattern
Purpose, provides easily and efficiently test rotating disk for research fretting corrosion mechanism, evaluation and the wear-resisting, resistant material of exploitation, is realized
Cavitation corrosion source pressure monitoring or the device producing artificial cavity, be erosion under the conditions of supercavity, cavitation corrosion, electrochemical corrosion and and
Its coupling abrasion provides the foundation assay device, improves the operational efficiency of test and the scope of test.
For reaching above-mentioned purpose, the technical solution adopted in the present invention is:
A kind of multifunctional comprehensive wear test rotating disk of the present invention, comprising: disk body i (1), elastic tube (2), disk body ii (3), disk seat
(4), airtight and watertight padding (5), wire (6), binding post (7), test specimen (8) and insulation sleeve (9);Described disk seat (4), disk body i (1), disk
Body ii (3) order is installed, and the test specimen that test specimen (8) is clipped in disk body i (1) and disk body ii (3) after microcephaly installs insulation sleeve (9) is installed
Position;Described disk body i (1), disk body ii (3) are provided with groove in test specimen position to its centre of gyration, and one end of wire (6) is passed through to connect
Terminal (7) is arranged on test specimen (8), and the other end prolongs the hollow position to disk seat (4) through this groove;Described disk body i (1), disk body ii
(3) 1 or a plurality of arc groove are provided with the through-hole wall as cavitation corrosion source, one end of elastic tube (2) is stuck in arc groove, the other end
Prolong the hollow position to disk seat (4) through arc groove;Described disk body i (1), disk body ii (3) are provided with stopping of relative localization at cylindrical place
Mouthful.
Preferably, binding post (7) is arranged on the big rostral of test specimen (8), is stuck in the groove that disk body i (1) or disk body ii (3) are arranged
In, play effect that is conductive and determining test specimen (8) direction;Described elastic tube (2), wire (6) pass through connecting seat (3) hollow position
It is connected with the external world, elastic tube (2) plays test cavitation corrosion source pressure, produces the effect of artificial cavity, and wire (6) makes test specimen independent
Powered.
Preferably, connecting seat (4) is provided with airtight and watertight padding (5) in the position having wire (6) to pass through, play insulation, sealing,
The effect of fixing wire (6).
Preferably, wire (6) passes through can be energized between binding post (7) and test specimen (8), insulate and between rotating disk other part;Institute
State, between disk body i (1), disk body ii (3), dielectric plastic material can be installed, and the groove being arranged on disk body and arc groove are arranged on
In this dielectric plastic material.
It can be seen that, a kind of multifunctional comprehensive wear test rotating disk of the present invention, test specimen passes through orientation, insulating mounting in disk body
On, realize higher speed of related movement, current intensity is controlled, cavitation corrosion source internal pressure can be surveyed, controlled single or different materials
Erosion, the test of cavitation corrosion, electrochemical corrosion and multiple combination abrasion and its compare, for research fretting corrosion mechanism, evaluation and exploitation
Wear-resisting, resistant material provides easily and efficiently test rotating disk, improves operational efficiency and the scope of test, easy and simple to handle.
The present invention compared with prior art, has and obviously projects substantive distinguishing features and marked improvement as follows: examination
Part orientation is installed, and realizes repeatedly assembly and disassembly and does not change abrasion direction, can monitor abrasion pattern;Cavitation corrosion source pressure monitoring or generation
Artificial cavity, be erosion under the conditions of supercavity, cavitation corrosion, electrochemical corrosion and and its coupling abrasion test that provides the foundation turn
Disk.
Brief description
Fig. 1 is the structural representation of the present invention
Fig. 2 is embodiments of the invention structural representation
Fig. 3 is elastic mat structure schematic diagram in embodiments of the invention
In figure:
1 disk body i, 2 elastic tube, 3 disk body ii, 4 connecting seat, 5 airtight and watertight padding, 6 wire 7 wiring
Post 8 test specimen 9 insulation sleeve 2a cushion.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in further detail.
As shown in figure 1, a kind of multifunctional comprehensive wear test rotating disk of the present invention, comprising: disk body i (1), elastic tube (2),
Disk body ii (3), disk seat (4), airtight and watertight padding (5), wire (6), binding post (7), test specimen (8) and insulation sleeve (9);Binding post (7)
It is arranged on test specimen (8), test specimen (8) is installed insulation sleeve (9) in microcephaly and is all clipped in disk body i (1) with elastic tube (2), wire (6) afterwards
And between disk body ii (3), disk body i (1), disk body ii (3) are sequentially arranged on disk seat (4), and airtight and watertight padding (5) ensure that each of rotating disk
The insulation needing between part and sealing.Rotating disk passes through the power connector of disk seat (4) and rotation type experiment machine, is placed in rotating disk room
Interior, rotating disk room can also arrange injection apparatus.When experiment electric motor rotates, rotating disk disk body therewith rotating disk interior rotation, when turn
When disk interior is equipped with aqueous solution (such as sea water etc.), rotates the pressure jump making at cavitation corrosion source, so that the vapor in aqueous solution is analysed
Go out and crumble and fall in test specimen position, form cavitation corrosion;The electric current adding on test specimen makes test specimen produce corrosion, thus completing process of the test.
As shown in Fig. 2 being mounted with cushion (2a) between disk body i (1), disk body ii (3), so, in disk body i (1), disk body
Ii does not need processing groove on (3), by the characteristic of the elasticity of cushion (2a) and insulation, realizes the sealing between disk body and test specimen
Insulation etc., meanwhile, simplifies disk body i (1), the processing of disk body ii (3).
As shown in figure 3, the upper groove of cushion (2a) and the position of arc groove and size are illustrated: disk body i arrives in test specimen installation site
The centre of gyration, setting size by the groove of wire, can realize the orientation of test specimen, conductive it is ensured that the generation of electrochemical corrosion;In sky
The through-hole wall in erosion source arranges the arc groove (Fig. 3 arranges 1 arc groove) that size can pass through elastic tube, realizes cavitation corrosion source and is connected with the external world,
Complete to test cavitation corrosion source pressure or produce artificial cavity.If in the upper processing groove of disk body i (1) or disk body ii (3), its groove and arc
The requirement of groove is identical with Fig. 3.
If the elastic tube (2) adopting, wire (6) external diameter are little, cushion (2a) can rely on elasticity to realize associated groove
Function, in this case, groove and arc groove can not be processed, Fig. 3 reformed into elastic tube (2), wire (6) wiring illustrate
Figure.
Although being described in detail to the preferred embodiments of the present invention and illustrating, the present invention does not limit to
In this.It should be known that those skilled in the art can carry out under conditions of without departing substantially from spirit and principles of the present invention multiple
Modifications and variations, the protection scope of the present invention being defined by the claims without deviating from it.
Claims (4)
1. a kind of multifunctional comprehensive wear test rotating disk, comprising: disk body i (1), elastic tube (2), disk body ii (3), disk seat (4), close
Packing material (5), wire (6), binding post (7), test specimen (8) and insulation sleeve (9);Described disk seat (4), disk body i (1), disk body ii (3)
Order is installed, and test specimen (8) is clipped in disk body i (1) and the test specimen installation site of disk body ii (3) after microcephaly installs insulation sleeve (9);Institute
State disk body i (1), disk body ii (3) and test specimen position to its centre of gyration is provided with groove, binding post (7) is passed through in one end of wire (6)
It is arranged on test specimen (8), the other end prolongs the hollow position to disk seat (4) through this groove;Described disk body i (1), disk body ii (3) are making
1 or a plurality of arc groove are provided with the through-hole wall for cavitation corrosion source, one end of elastic tube (2) is stuck in arc groove, and the other end is through arc groove
Prolong the hollow position to disk seat (4);Described disk body i (1), disk body ii (3) are provided with the seam of relative localization at cylindrical place.
2. a kind of multifunctional comprehensive wear test rotating disk according to claim 1 it is characterised in that: binding post (7) install
In the big rostral of test specimen (8), it is stuck in the groove that disk body i (1) or disk body ii (3) are arranged, play conductive and determine test specimen (8) direction
Effect;Described elastic tube (2), wire (6) are passed through connecting seat (3) hollow position and are connected with the external world, and it is empty that elastic tube (2) plays test
Erosion source pressure, the effect of the artificial cavity of generation, wire (6) makes test specimen individually powered.
3. a kind of multifunctional comprehensive wear test rotating disk according to claim 1 it is characterised in that: connecting seat (4) is having
The position that wire (6) passes through is provided with airtight and watertight padding (5), plays insulation, sealing, the effect of fixing wire (6).
4. a kind of multifunctional comprehensive wear test rotating disk according to any one of claim 1-3 it is characterised in that: wire
(6) pass through can be energized between binding post (7) and test specimen (8), insulate and between rotating disk other part;Described disk body i (1), disk body ii (3)
Between dielectric plastic material can be installed, and the groove being arranged on disk body and arc groove are arranged in this dielectric plastic material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610829602.7A CN106370538A (en) | 2016-09-19 | 2016-09-19 | Multifunctional comprehensive abrasion test rotary table |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610829602.7A CN106370538A (en) | 2016-09-19 | 2016-09-19 | Multifunctional comprehensive abrasion test rotary table |
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Publication Number | Publication Date |
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CN106370538A true CN106370538A (en) | 2017-02-01 |
Family
ID=57897464
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CN201610829602.7A Pending CN106370538A (en) | 2016-09-19 | 2016-09-19 | Multifunctional comprehensive abrasion test rotary table |
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CN (1) | CN106370538A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108680450A (en) * | 2018-07-23 | 2018-10-19 | 株洲长河电力机车科技有限公司 | Sliding block abrasion test platform |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204286967U (en) * | 2014-11-10 | 2015-04-22 | 宝山钢铁股份有限公司 | A kind of pin disc type corrosive wear test unit |
CN206057121U (en) * | 2016-09-19 | 2017-03-29 | 长沙学院 | A kind of multifunctional comprehensive wear test rotating disk |
-
2016
- 2016-09-19 CN CN201610829602.7A patent/CN106370538A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204286967U (en) * | 2014-11-10 | 2015-04-22 | 宝山钢铁股份有限公司 | A kind of pin disc type corrosive wear test unit |
CN206057121U (en) * | 2016-09-19 | 2017-03-29 | 长沙学院 | A kind of multifunctional comprehensive wear test rotating disk |
Non-Patent Citations (3)
Title |
---|
王国玉等: "通气对空蚀的影响及高速摄影观察" * |
许焰等: "微/纳米复合涂层的耐空蚀性能" * |
邢建东等: "不锈钢与高碳钢的冲刷腐蚀磨损试验研究" * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108680450A (en) * | 2018-07-23 | 2018-10-19 | 株洲长河电力机车科技有限公司 | Sliding block abrasion test platform |
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Application publication date: 20170201 |