CN85204899U - Numerical displaying, multifunctional meter for checking surface conditions - Google Patents
Numerical displaying, multifunctional meter for checking surface conditions Download PDFInfo
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- CN85204899U CN85204899U CN 85204899 CN85204899U CN85204899U CN 85204899 U CN85204899 U CN 85204899U CN 85204899 CN85204899 CN 85204899 CN 85204899 U CN85204899 U CN 85204899U CN 85204899 U CN85204899 U CN 85204899U
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- photoelectric sensor
- state detector
- digital display
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Abstract
The utility model relates to a digital display multifunctional surface conditions detector which can fast and exactly measure the reflectivity (reflected light brightness), the surface unevenness, the abrasive and pigment granularity, the smoothness and any physical quantity relative to surface states of workpieces without loss. The utility model is characterized in that a bunch of light is irradiated on surfaces of workpieces at certain angle, an optoelectronic device is arranged on a reflected light path and change light into electric information which is displayed by digitals after being processed, and physical quantity grade to be measured can known by collecting a conversion table provided by the utility model. The device has the advantages of stable performance, high sensitivity, small size, low cost and convenient operation.
Description
A kind of optics and electrical method taked is the metering and the pick-up unit of feature.
In prior art, about the detecting instrument of reflectivity is homemade GZ-I type photoelectric glossmeter arranged, this instrument does not have regulate zero point, unstable properties, error is bigger.West Germany Ou Bo produces with precision device company limited, model is MPMO1K, and OPTON microscope pho-pometer systems is universally acknowledged, but this instrument requires harsh to workpiece and environmental baseline when using, for example: serviceability temperature is 23 ℃, and workpiece surface finish is
14, cost an arm and a leg 140,000 yuan of every about Renminbi of this instrument.Detecting instrument kind about smooth finish or roughness is a lot, as homemade 9J type double tube microscope measurement range is
3～
9; Homemade JBS type interference microscope is applicable to
9～
10, these two kinds of apparatus measures processes are loaded down with trivial details, and error is bigger, and more expensive every the about Renminbi of price is more than 3,000 yuan; Homemade BGJ-2 type surface roughness instruments contacts meeting with contact pilotage and scratches surface of the work with surface of the work, produce error because certain radius is arranged needle point, can only measure
12, every price is up to more than 20,000 yuan.About granularity is the mensuration of material grains size, domestic and international existing instrument kind is a lot, as various hondrometers, the classifying fine particles device ... or the like, these instrument sampling and testings are all very loaded down with trivial details and price is very expensive, yet, measure the instrument of granularity with photoelectric sensor contact measured material, do not see as yet so far both at home and abroad.About the detecting instrument of surface state unevenness, at present domesticly do not see as yet.
The purpose of the invention is intended to solve the problem that exists in the prior art, adapt to the needs that Surface-micromachining process and physical property detect, develop a kind of Multifunction surface state detector, make its can make things convenient for, accurate, reliable and stable, material all physical quantitys relevant with surface state are measured on the sensitivity highland.For example: reflectivity, surperficial unevenness, granularity, smooth finish ... or the like.And wish this instrument low price, and satisfying the needs of departments such as production, scientific research, teaching, every of this instrument price is below 2,000 yuan.
The invention is to finish as follows: digital display multifunction surface state detector comprises that voltage-stabilizing system (1), photoelectric sensor (2), differential system (3), amplification system (4) display system (5) form.The light wave of launching when light source in the photoelectric sensor (7) is incident upon on workpiece for measurement (6) surface through lens (8) focusing, be reflected the back by photoelectric device (9), (10) receive, the information of the light of surface state converts electrical information thus to, handle through differential system (3) and amplification system (4), show with numeral by display system (5) at last.The standard scale of video data and the preparation of this instrument or curve contrast can be learnt the physical quantity grade that desire is surveyed.Standard scale and curve are according to making with the various physical quantity standard component of this Instrument measuring data.
The invention compared with the prior art, its remarkable advantage is that a kind of instrument has multiple function, is suitable for that departments such as large, medium and small factory, scientific research and teaching are detected and the various physical quantitys of metered dose surface state.For example reflectivity, various processing (enamel Lang, plating, spraying, turning, grinding, polishing, printing, vacuum coating, hot investment casting, electrophoretic coating, electrostatic spraying, powder application, plasma process ...) back workpieces surface condition unevenness, granularity, smooth finish; The skid wire, the slip band that cause because of stretch, reverse, fatigue etc.; Cause modification of workpieces surface condition or the like after the various physical or chemical treatments.This instrument has adopted the structure of photoelectric sensor and instrument host separate type, thereby easy to use.Test result shows with numeral, thereby test result is directly perceived; Test macro has the high precision photoelectric amplification system to make the subtle change of test physical quantity have tangible numeral to show, thereby test result is accurate, and is highly sensitive.This instrument adopts the high precision voltage-stabilizing system, and instrument work is not subjected to environmental interference, and mains fluctuations allow 150 volts～240 volts.Working temperature all can be used for 0 ℃～40 ℃, and instrument performance is not influenced by operator's technical merit.This instrument has adopted differential system, thereby arbitrary physical quantity of measuring can choose between a certain maximal value of zero-sum with digital demonstration, and test volume is represented with percentage.This instrument photoelectric sensor in use moves and can show the physical quantity grade of surveying with numeral in display system at surface of the work, therefore can be quick, and the arbitrary physical quantity of non-destructive testing surface state.This instrument can be widely used in and control gold, mine, machining, the production of semiconductor integrated circuit piece, weaving, printing and dyeing, papermaking, plastics, rubber, process hides, chemical industry, paint, coating, abrasive material, petroleum product, glassware, high polymer chemistry goods, light industrial goods application in sum ... Deng production and research department.
Fig. 1 is a digital display multifunction surface state detector principle schematic, wherein (1) expression voltage-stabilizing system; (2) expression photoelectric sensor; (3) expression differential system; (4) expression amplification system; (5) display system; (6) expression test piece.
Fig. 2 is oblique incidence photoelectric sensor assembling synoptic diagram.Wherein (7) represent light source; (8) expression lens; (9), (10) expression photoelectric device.
Fig. 3 is a vertical incidence sensor synoptic diagram.Wherein (11) represent light source; (12), (13) expression lens; (14) expression optical glass (or semi-permeable diaphragm); (15) expression lens; (16), (17) expression photoelectric device; (18) expression filter plate.
Fig. 4 is a photoelectricity differential system wiring diagram.Wherein (19) represent Displaying Meter; (M
1), (M
2) the expression phototriode; (U
0) the expression information voltage; (U
1) the expression battery; (R
1) expression resistance; (RW) expression potentiometer.
Fig. 5 is a light source voltage-stabilizing system wiring diagram.(D wherein
1, D
2, D
3, D
4, D
5, D
6) the expression diode; (C
1, C
2, C
3, C
4, C
5, C
6) expression electric capacity; (R
1) expression resistance; (R
2) the expression potentiometer; (B) the indication transformer output voltage is 18 volts.
Fig. 6 is high precision photoelectric amplifier-chain figure.
Fig. 7 is a digital display multifunction surface state detector synoptic diagram.Wherein (20) represent main frame.
The most preferred embodiment of the invention.
For measuring the reflectivity of various wavelength, photoelectric sensor is furnished with vertical incidence formula sensor in the present embodiment, and light source is with 6.3 volts, 0.15 ampere ordinary incandescent lamp, and is also available various luminous, diode or various laser tube; Filter plate is joined in the place ahead of light source, changes the monochromatic light that different filter plates can obtain various different wave lengths.This photoelectric sensor has multiple function, also can replace with the oblique incidence photoelectric sensor.Lens in the photoelectric sensor are lens, also can be one group of lens, and each lens diameter is 5～30mm, and focal length is 5～40mm; Photoelectric device in the photoelectric sensor is a silicon photocell, also can be photodiode or phototriode; The photoelectric sensor inwall is coated with carbon black, or serves as a contrast with black cloth, or lining is with black paper.Voltage-stabilizing system is that output voltage is adjustable continuously from 1.25～12 volts.Resistance R in the differential system
1Be 430K Ω, potentiometer RW is 470K Ω, M
1And M
2Be the 2CU that selects for use Beijing photoelectric device factory to produce with a kind of photoelectric device
2The E silicon photoelectric diode, M
2Be placed in the magazine or and wrap M with black paper, black cloth
1Be placed on the reflected light path M
2Also can replace U with resistance
1It is 9 volts dry cell.Amplification system adopts high precision photoelectric conversion amplifier, wherein photodiode D
2Be placed on the reflected light path.Display system is with common digital voltmeter, also can adopt multimeter or analog to digital conversion that output information is become numeral and be shown, the grade (as reflectivity, surperficial unevenness, granularity, smooth finish etc.) of arbitrary physical quantity of this survey workpieces surface condition can be shown with numeral with a certain extreme value of zero-sum.For example on surface of the work, move, record digital peak, regulate RW and make numeral be shown as 100 with photoelectric sensor, fixing RW, surveying other each points again, is 80 if record the lowest number of certain point, and then the maximum unevenness of this workpiece is that (100-80) % promptly is 20%.
But also adapted oblique incidence sensor of photoelectric sensor in the present embodiment, light source adopts homemade BT201 gallium arsenide phosphide red light emitting diodes, and wavelength is 6550
, all the other are the same.
As another structure of present embodiment, photoelectric sensor can adopt light transmitting fiber, and the light transmission that light source is sent arrives surface of the work, with light transmitting fiber reflected light is transferred to photoelectric device again.
Host housing size length * wide * height is 100 * 110 * 200mm in the present embodiment.
Claims (12)
1, a kind of physical property surface state detector, it comprises voltage-stabilizing system, photoelectric sensor, differential system, amplification system and display system, the light wave that it is characterized in that light emitted in the photoelectric sensor is incident upon on the workpiece for measurement surface through lens focus, after being reflected, light receives by photoelectric device, the optical information of surface state converts electrical information thus to, shown with numeral by display system after differential system and amplification system processing, the standard scale of video data and the preparation of this instrument or curve contrast promptly the physical quantity grade of desire survey as can be known.
2, by the described digital display multifunction surface of claim 1 state detector, the light source that it is characterized in that above-mentioned photoelectric sensor is common incandescent lamp, various light emitting diode or various laser tube.
3, by the described digital display multifunction surface of claim 2 state detector, it is characterized in that the lens in the above-mentioned photoelectric sensor are lens, also can be compound lens, and the diameter of each lens is 5～30mm, and focal length is 5～40mm.
4, by the described digital display multifunction surface of claim 3 state detector, it is characterized in that the photoelectric device in the above-mentioned photoelectric sensor is a photoelectric cell, also can be photodiode or phototriode.
5, by the described digital display multifunction surface of claim 4 state detector, it is characterized in that above-mentioned photoelectric sensor inwall is coated with carbon black, also can serve as a contrast with black cloth or black paper.
6, by the described digital display multifunction surface of claim 1 state detector, it is characterized in that M in the above-mentioned differential system
1And M
2Be with a kind of photoelectric device, U
1Be 1.25～15 volts dry cell, R
4Be resistance, RW is a potentiometer, M
2Be placed in the magazine M
1Be placed on the reflected light path M
2Also can replace with resistance.
7, by the described digital display multifunction surface of claim 1 state detector, it is characterized in that above-mentioned voltage-stabilizing system is that output voltage is adjustable continuously from 1.25～12 volts.
8, by the described digital display multifunction surface of claim 1 state detector, it is characterized in that above-mentioned display system is a digital voltmeter, also can adopt digital multimeter or adopt analog to digital conversion that output signal is become digital quantity value to be shown, the grade of arbitrary physical quantity of measured workpiece surface state can be shown by numeral with a certain extreme value of zero-sum.
9, by the described digital display multifunction surface of claim 1 state detector, it is characterized in that the potentiometer RW of above-mentioned display system utilization adjusting differential system, measure the surface of the work unevenness and show with percentage.
10, by claim 1,2,3,4,5 described digital display multifunction surface state detectors, it is characterized in that above-mentioned photoelectric sensor is the oblique incidence photoelectric sensor, also can be the vertical incidence photoelectric sensor.
11, by the described digital display multifunction surface of claim 1 state detector, it is characterized in that above-mentioned differential system and amplification system also can adopt high precision photoelectric conversion amplifier, wherein photodiode D
2Be placed on the reflected light path.
12,, it is characterized in that aforesaid photoelectric sensor can arrive surface of the work with the light wave transmissions that light source sends with light transmitting fiber, is transferred to photoelectric device with light transmitting fiber with reflected light again by the described digital display multifunction surface of claim 1 state detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85204899 CN85204899U (en) | 1985-11-11 | 1985-11-11 | Numerical displaying, multifunctional meter for checking surface conditions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85204899 CN85204899U (en) | 1985-11-11 | 1985-11-11 | Numerical displaying, multifunctional meter for checking surface conditions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN85204899U true CN85204899U (en) | 1986-12-17 |
Family
ID=4800100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 85204899 Ceased CN85204899U (en) | 1985-11-11 | 1985-11-11 | Numerical displaying, multifunctional meter for checking surface conditions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN85204899U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100376867C (en) * | 2004-07-29 | 2008-03-26 | 大日本网目版制造株式会社 | Film detection apparatus, inspection system, and method of inspecting printed circuit board |
| CN103443613A (en) * | 2011-03-22 | 2013-12-11 | 通快机床两合公司 | Method and device for determining the reflectivity of a surface |
| CN103728318A (en) * | 2013-12-31 | 2014-04-16 | 深圳市金立通信设备有限公司 | Method, device and terminal for detecting cleanliness of screen |
| CN105066914A (en) * | 2015-08-05 | 2015-11-18 | 贵州大学 | Method and device for quickly distinguishing surface smoothness of metal parts |
| CN109501396A (en) * | 2017-09-14 | 2019-03-22 | 东莞市荣腾纳米科技有限公司 | A kind of leaded light thermal isolation film and preparation method thereof |
| CN109504320A (en) * | 2017-09-14 | 2019-03-22 | 东莞市荣腾纳米科技有限公司 | Pressure sensitive adhesive preparation method for thermal isolation film |
| CN109837033A (en) * | 2017-09-14 | 2019-06-04 | 东莞市荣腾纳米科技有限公司 | A kind of implosion guard thermal isolation film and preparation method thereof |
| CN115930850A (en) * | 2023-02-06 | 2023-04-07 | 宜科(天津)电子有限公司 | Data processing system for detecting surface roughness of object |
-
1985
- 1985-11-11 CN CN 85204899 patent/CN85204899U/en not_active Ceased
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100376867C (en) * | 2004-07-29 | 2008-03-26 | 大日本网目版制造株式会社 | Film detection apparatus, inspection system, and method of inspecting printed circuit board |
| CN103443613A (en) * | 2011-03-22 | 2013-12-11 | 通快机床两合公司 | Method and device for determining the reflectivity of a surface |
| CN103443613B (en) * | 2011-03-22 | 2016-02-10 | 通快机床两合公司 | For determining the method and apparatus of the reflectivity on surface |
| CN103728318A (en) * | 2013-12-31 | 2014-04-16 | 深圳市金立通信设备有限公司 | Method, device and terminal for detecting cleanliness of screen |
| CN105066914A (en) * | 2015-08-05 | 2015-11-18 | 贵州大学 | Method and device for quickly distinguishing surface smoothness of metal parts |
| CN109501396A (en) * | 2017-09-14 | 2019-03-22 | 东莞市荣腾纳米科技有限公司 | A kind of leaded light thermal isolation film and preparation method thereof |
| CN109504320A (en) * | 2017-09-14 | 2019-03-22 | 东莞市荣腾纳米科技有限公司 | Pressure sensitive adhesive preparation method for thermal isolation film |
| CN109837033A (en) * | 2017-09-14 | 2019-06-04 | 东莞市荣腾纳米科技有限公司 | A kind of implosion guard thermal isolation film and preparation method thereof |
| CN109501396B (en) * | 2017-09-14 | 2021-06-22 | 东莞市荣腾纳米科技有限公司 | Light guide and heat insulation film and preparation method thereof |
| CN115930850A (en) * | 2023-02-06 | 2023-04-07 | 宜科(天津)电子有限公司 | Data processing system for detecting surface roughness of object |
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| CE01 | Termination of patent right |