CN101034052A - Intelligent real-time detecting method and detecting instrument for binary alloy - Google Patents
Intelligent real-time detecting method and detecting instrument for binary alloy Download PDFInfo
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- CN101034052A CN101034052A CN200710065779.5A CN200710065779A CN101034052A CN 101034052 A CN101034052 A CN 101034052A CN 200710065779 A CN200710065779 A CN 200710065779A CN 101034052 A CN101034052 A CN 101034052A
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- force transducer
- groove
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- alloy
- float
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 229910002056 binary alloy Inorganic materials 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 238000005275 alloying Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims abstract description 7
- 229910045601 alloy Inorganic materials 0.000 claims description 40
- 239000000956 alloy Substances 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 14
- 230000004927 fusion Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 229910001074 Lay pewter Inorganic materials 0.000 claims description 7
- 230000003750 conditioning effect Effects 0.000 claims description 6
- 210000005056 cell body Anatomy 0.000 claims description 5
- 238000011897 real-time detection Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000002184 metal Substances 0.000 abstract description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 6
- 239000004615 ingredient Substances 0.000 abstract 3
- 230000007704 transition Effects 0.000 abstract 2
- 229910000978 Pb alloy Inorganic materials 0.000 abstract 1
- 239000013078 crystal Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 abstract 1
- 229910000679 solder Inorganic materials 0.000 abstract 1
- 238000010998 test method Methods 0.000 abstract 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 229910001128 Sn alloy Inorganic materials 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910000846 In alloy Inorganic materials 0.000 description 1
- 229910020816 Sn Pb Inorganic materials 0.000 description 1
- 229910020922 Sn-Pb Inorganic materials 0.000 description 1
- 229910008783 Sn—Pb Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910000905 alloy phase Inorganic materials 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002189 fluorescence spectrum Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- RHZWSUVWRRXEJF-UHFFFAOYSA-N indium tin Chemical group [In].[Sn] RHZWSUVWRRXEJF-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000002076 thermal analysis method Methods 0.000 description 1
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Abstract
This invention relates to a test method of by soft metrical way to indirectly obtain alloying ingredient, mostly apply to real time detect binary alloy ingredient of molten state, especially apply to off line or on-line measurement of molten metal component in metallurgical industry or other areas. This invention belongs to detection technique region. The feature lay in; applying buoyancy method theory, adopt detect gutter, floater, temperature probe, force transducer, to obtain molten state binary alloy temperature T and density rho; density rho get by buoyancy method; transducer collective binary alloy real-time data and output simulating signal through adjust then send to A / D transducer to carry out transition; enter digital signal after transition to singlechip for processing; singlechip data processing include digital filter, linearization and scale conversion, to obtain ultimately alloying ingredient; Then data display, memory and give out control order. This invention be able to real time detect, display and deliver data to computer for display and store. This invention not only can apply to detecting led component in crystal engine gutter tail's solder, also can apply to internal heating type multistage series vacuum delead kiln, to solve Pb content automatic detection problem of key equipment's Sn - Pb alloy.
Description
Technical field: the mode that the present invention relates to a kind of soft measurement obtains the detection method of alloying component to be detected indirectly, be mainly used in real-time detection molten condition binary alloy, particularly be applied to the off-line or the online detection of molten metals in metallurgical industry or the other field.Belong to the detection technique field.
Background technology: with solid-state alloy phase ratio, the character of understanding the understanding liquid alloy will be much more difficult, because liquid alloy is present in high temperature more, not have fixed shape, thereby bring difficulty for various test analysis.In experiment, also can often run into various because the measurement obstacle that high temperature caused.Simultaneously, compare with solid-state, the liquid atom does not have own constant equilibrium position, and all the time moving, thereby its structure exists instability and uncertainty, is difficult to a good figure scene describing.
Metal current constituent analysis common method generally has: metallographic method, thermal analysis system, x ray diffraction method, fluorescence spectrum analysing method or the like.All need the long time but these methods obtain testing result, and be difficult to obtain a stable phasor, the therefore very big difficulty of bringing for the analysis of fusion binary alloy for the fusion bianry alloy that molten alloy, especially composition constantly change.
At present, industrial is that the mode that adopts fluorescence analyser to carry out off-line detects binary alloy mostly, and testing result will just can feed back to operating personnel usually after 3-5 hour, be difficult to instruct in real time site operation personnel's operation.
Summary of the invention: the object of the invention is to remedy above-mentioned existing industry spot and detects the deficiency that alloying component lags behind, invent a kind of method and special detector that under molten condition, can detect in real time binary alloy, it can not only be applicable to that the binary alloy of off-line detects, and can be applicable to that also online binary alloy detects.
The object of the invention is to invent a kind of plumbous production scene crystallization trough of tin tail place that is installed in, can detect in real time with display channel tail scolding tin in plumbous content, instruct workman's operation, simultaneously data are sent host computer to show and storage, the plumbous bianry alloy intelligent detecting instrument of using of the tin that supplies the production monitoring personnel to call and inquire about.
Technical solution of the present invention is: a kind of intelligent real-time detection method of binary alloy, it is characterized in that using the buoyancy method principle, adopt and detect groove, float, temperature sensor, force transducer, obtain the bianry alloy temperature t to be detected and the density p of molten condition, density p obtains by buoyancy method, the real time data of the fusion bianry alloy to be detected of sensor acquisition, the simulating signal of output, after conditioning, send A/D converter conversion, conversion back digital signal is sent into single-chip microcomputer and is handled, single-chip data is handled and is comprised digital filtering, linearization and scale transformation, obtain final alloying component after, with data presentation, store and/or send control and refer to the present.
In detecting groove, be placed with a float (6) and a temperature sensor (12), float (6) top is equipped with one and is thoroughly done away with hot lever (5), adiabatic lever (5) contacts with force transducer (15), and the output signal of force transducer (15) is sent into the output signal of data acquisition channel (2), temperature sensor (12) after treatment and send into data acquisition channel (1) after conditioning.
Detect groove by detecting groove outer wall (13), detecting groove inwall (14) formation, between detection groove outer wall (13) and detection groove inwall (14), resistance wire (7) is housed, detect the groove upper edge and detect groove notch (11), detect trench bottom a vent valves (8) is housed along having one.Force transducer (15) is contained on the force transducer fixed fastener (3), and adiabatic lever (5) passes force transducer heat-proof device (4) aperture and force transducer (15) joins.
Link to each other by adiabatic lever (5) between the force transducer (15) and detect between the groove cell body relative position and fix, float (6) and force transducer (15), detect groove and float (6) and can be different shape, material is the material of suitable detection high-temperature fusion leypewter.
Principle of work of the present invention: according to the character of bianry alloy, push over out the several physical parameters of influence binary alloy to be detected,, adopt method indirect, soft measurement to obtain binary alloy to be detected by these physical parameters of real-time detection.
According to the physical property of alloy, the following relation that exists is arranged between alloy density and the composition:
ρ＝αρ
at+(1-α)ρ
bt
Different metal ρ
At, ρ
BtDifferent computing formula is arranged, here respectively with ρ
At, ρ
BtBring following formula into:
ρ
at＝ρa0+a(t-T
a0)
ρ
bt＝ρ
b0+b(t-T
b0)
Through getting after the arrangement:
ρ in the formula
A0, ρ
B0, T
A0, T
B0, a, b be coefficient.By following formula as can be known, α is the function about temperature t and ρ.The present invention is by choosing alloy density ρ to be detected, and temperature t, after single-chip microcomputer carries out data processing, obtains to add up to composition.
As seen, pass through temperature sensor, can obtain the temperature t of the plumbous bianry alloy of tin in real time,, will send into single-chip microcomputer after the data acquisition as long as detect the density p of the plumbous bianry alloy of tin again, single-chip microcomputer at first carries out Error processing to data, distortion is more serious, and after the bigger data processing of error falls, calculate, after obtaining alloying component, with data presentation.
The present invention obtains alloy density by buoyancy method, according to Archimedes' principle: ρ=F/gv.According to alloy density to be detected, choose the float (6) of different sizes, float (6) can be different shapes such as cylindrical shape, square and circle, material selects to be fit to detect the material of this alloy according to detecting different alloys, but the volume of float (6) and quality should satisfy the detection requirement of alloy to be detected.Detecting groove is made of outer wall (13), detection groove inwall (14), between detection groove outer wall (13) and detection groove inwall (14), resistance wire (7) is housed, resistance wire (7) is used for being incubated, guaranteeing that alloy to be detected is a liquid state, the cell body shape that detects groove can be different shapes such as cylindrical shape, square and circle.Detect groove and be used for splendid attire or melt alloy to be detected and float (6) and temperature sensor (12).Float (6) can be subjected to a buoyancy in fusion alloy to be measured, collect the size of the suffered buoyancy of float (6) by force transducer (15), melt temperature by alloy to be detected in temperature sensor (12) the acquisition testing groove, two simulating signals that sensor acquisition is come, after conditioning, enter A/D converter conversion, digital signal after the conversion is sent into single-chip microcomputer, and single-chip microcomputer carries out digital filtering, linearization and scale transformation, after the acquisition alloying component, with data presentation.
During actual the use, force transducer (15) links to each other with force transducer (15) by adiabatic lever (5) with the cell body position relative fixed that detects groove, float (6).
Bianry alloy intelligent detecting instrument of the present invention can detect in real time, show, and send host computer to show and storage data.This detector both can be applicable to the detection of lead composition in the crystallization trough tail scolding tin, can also be applied to the multistage continous vacuum of internal heat type and take off in the plumbous stove, detected problem automatically with Pb content in the important parameter Sn-Pb alloy that solves two key equipments.
Description of drawings: further specify of the present invention below in conjunction with drawings and Examples.
Fig. 1 is the structural representation of the present invention's intelligence bianry alloy composition detector.
Fig. 2 is the system hardware structure in the present invention's intelligence bianry alloy composition detector.
Fig. 3 is the structural representation of the detection channel parts in the present invention's intelligence bianry alloy composition detector.
Fig. 4 is the slave computer main program flow functional block diagram in the present invention's intelligence bianry alloy detector.
Fig. 5 is ADC0832 and interface microcontroller circuit in the present invention's intelligence bianry alloy composition detector.
Fig. 6 is the hardware connecting circuit of 1602 in the present invention's intelligence bianry alloy composition detector.
Fig. 7 is the system software display module overall construction drawing in the present invention's intelligence bianry alloy composition detector.
Fig. 8 is the circuit theory diagrams of the present invention's intelligence bianry alloy composition detector.
In the accompanying drawing: 1, temperature signal collection passage; 2, force signal acquisition channel; 3, force transducer fixed fastener; 4, the adiabatic fastener of force transducer; 5, adiabatic lever; 6, float; 7, resistance wire; 8, vent valves; 9, resistance wire power supply; 10, fixed support; 11, notch; 12, temperature sensor; 13, detect the groove outer wall; 14, detect the groove inwall; 15, force transducer.
Embodiment: embodiment 1: suppose that detecting bianry alloy is leypewter, lead is a metal, and tin is the b metal, then
ρ
a0＝10.69 T
a0＝327 a＝-1.2*10
-3
ρ
b0＝6.99 T
b0＝232 b＝-7.4*10
-4
Bring in the formula, calculating formula becomes:
As shown in Figure 1, bianry alloy to be measured is a leypewter, obtains the density of leypewter by buoyancy method.Float (6) adopts the material that is suitable for detecting the high-temperature fusion leypewter with the detection groove.Detect groove and adopt the material that is fit to detect the high-temperature fusion leypewter, detect between groove inwall and the outer wall layer resistance wire (7) is housed.During use, relative position is fixed between force transducer (15) and the detection groove cell body, link to each other by adiabatic lever (5) between float (6) and the force transducer (15), float (6) is put into the detection groove, float (6) passes to force transducer (15) by adiabatic lever with power, put into temperature sensor (12), again the plumbous bianry alloy of tin to be measured is put into the detection groove, descend as the plumbous bianry alloy temperature of tin to be measured, can connect resistance wire in the groove (7) power supply, be in liquid state with the plumbous bianry alloy of tin that keeps detecting in the groove.The plumbous bianry alloy temperature of tin to be measured is covered with a force transducer heat-proof device (4) to being installed in the influence of top force transducer (3) at force transducer (15) in the detection groove in order to reduce.
Two sensor output signals are sent into circuit shown in Figure 8 after conditioning, after single-chip microcomputer carries out data processing, obtain final alloying component and show in real time, store and send host computer for monitoring.The utility model is that a kind of method by soft measurement is carried out the alloying component detection.
Embodiment 2: suppose that detecting bianry alloy is tin-indium alloy, indium is a metal, and tin is the b metal, then
ρ
a0＝7.055 T
a0＝156.6 a＝-9.73*10
-4
ρ
b0＝6.99 T
b0＝232 b＝-7.4*10
-4
Bring in the formula, calculating formula becomes:
Other is identical with embodiment 1, no longer repeats, slightly.
Claims (5)
1, a kind of intelligent real-time detection method of binary alloy, it is characterized in that using the buoyancy method principle, adopt and detect groove, float, temperature sensor, force transducer, obtain the bianry alloy temperature t to be detected and the density p of molten condition, density p obtains by buoyancy method, the real time data of the fusion bianry alloy to be detected of sensor acquisition, the simulating signal of output, after conditioning, send A/D converter conversion, conversion back digital signal is sent into single-chip microcomputer and is handled, single-chip data is handled and is comprised digital filtering, linearization and scale transformation, obtain final alloying component after, with data presentation, store and/or send control and refer to the present.
2, Intelligent Measurement binary alloy detector according to claim 1, it is characterized in that in detecting groove, being placed with a float (6) and a temperature sensor (12), float (6) top is equipped with one and is thoroughly done away with hot lever (5), adiabatic lever (5) contacts with force transducer (15), and the output signal of force transducer (15) is sent into the output signal of data acquisition channel (2), temperature sensor (12) after treatment and send into data acquisition channel (1) after conditioning.
3, according to right 2 described Intelligent Measurement bianry alloy composition detectors, it is characterized in that detecting groove by detecting groove outer wall (13), detecting groove inwall (14) formation, between detection groove outer wall (13) and detection groove inwall (14), resistance wire (7) is housed, detect the groove upper edge and detect groove notch (11), detect trench bottom a vent valves (8) is housed along having one.
4, according to right 2 or 3 described intelligent bianry alloy composition detectors, it is characterized in that force transducer (15) is contained on the force transducer fixed fastener (3), adiabatic lever (5) passes force transducer heat-proof device (4) aperture and force transducer (15) joins.
5, according to right 2 or 3 described intelligent bianry alloy composition detectors, it is characterized in that relative position is fixed between force transducer (15) and the detection groove cell body, link to each other by adiabatic lever (5) between float (6) and the force transducer (15), detect groove and float (6) and can be different shape, material is for being fit to detect the material of high-temperature fusion leypewter.
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| CN2007100657795A CN101034052B (en) | 2007-04-04 | 2007-04-04 | Intelligent real-time detecting method and detecting instrument for binary alloy |
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| CN2007100657795A CN101034052B (en) | 2007-04-04 | 2007-04-04 | Intelligent real-time detecting method and detecting instrument for binary alloy |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735584A (en) * | 2012-06-07 | 2012-10-17 | 河北钢铁股份有限公司邯郸分公司 | Liquid buoyancy weighing method for determination of aluminum and iron content in steel grit aluminum |
| CN103091202A (en) * | 2011-11-07 | 2013-05-08 | 张遥远 | Liquid density measurement device |
| CN103852394A (en) * | 2012-12-03 | 2014-06-11 | 董媛璞 | Method for determining component content of object to be measured and equipment thereof |
| CN105174182A (en) * | 2015-08-11 | 2015-12-23 | 苏州优谱德精密仪器科技有限公司 | Liquid chemical material detecting tank |
| CN105372154A (en) * | 2015-11-24 | 2016-03-02 | 中冶节能环保有限责任公司 | Method for measuring metallic iron content in steel slag |
| CN108531741A (en) * | 2018-06-01 | 2018-09-14 | 马鞍山市伟泰锡业有限公司 | The automatic detection device of tin composition in a kind of tin waste |
| CN110286241A (en) * | 2019-07-02 | 2019-09-27 | 湖南航天天麓新材料检测有限责任公司 | A kind of fully-automatic metal or alloying component on-line detecting system |
| CN112595829A (en) * | 2020-11-25 | 2021-04-02 | 凌云嘉 | Intelligent real-time detection method for binary alloy components |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1034062A (en) * | 1987-12-16 | 1989-07-19 | 北京东风无线电厂 | Control and measuring instrument for welding flux |
| CN201034904Y (en) * | 2007-04-04 | 2008-03-12 | 昆明理工大学 | Binary alloy intelligent detector |
-
2007
- 2007-04-04 CN CN2007100657795A patent/CN101034052B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103091202A (en) * | 2011-11-07 | 2013-05-08 | 张遥远 | Liquid density measurement device |
| CN103091202B (en) * | 2011-11-07 | 2015-06-03 | 张遥远 | Liquid density measurement device |
| CN102735584A (en) * | 2012-06-07 | 2012-10-17 | 河北钢铁股份有限公司邯郸分公司 | Liquid buoyancy weighing method for determination of aluminum and iron content in steel grit aluminum |
| CN103852394A (en) * | 2012-12-03 | 2014-06-11 | 董媛璞 | Method for determining component content of object to be measured and equipment thereof |
| CN105174182A (en) * | 2015-08-11 | 2015-12-23 | 苏州优谱德精密仪器科技有限公司 | Liquid chemical material detecting tank |
| CN105372154A (en) * | 2015-11-24 | 2016-03-02 | 中冶节能环保有限责任公司 | Method for measuring metallic iron content in steel slag |
| CN108531741A (en) * | 2018-06-01 | 2018-09-14 | 马鞍山市伟泰锡业有限公司 | The automatic detection device of tin composition in a kind of tin waste |
| CN110286241A (en) * | 2019-07-02 | 2019-09-27 | 湖南航天天麓新材料检测有限责任公司 | A kind of fully-automatic metal or alloying component on-line detecting system |
| CN112595829A (en) * | 2020-11-25 | 2021-04-02 | 凌云嘉 | Intelligent real-time detection method for binary alloy components |
| CN112595829B (en) * | 2020-11-25 | 2023-05-16 | 山西晟科电子新材料有限公司 | Intelligent real-time detection method for binary alloy components |
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