CN2150527Y - On-line width-measuring over-limit warning instrument - Google Patents
On-line width-measuring over-limit warning instrument Download PDFInfo
- Publication number
- CN2150527Y CN2150527Y CN 93230215 CN93230215U CN2150527Y CN 2150527 Y CN2150527 Y CN 2150527Y CN 93230215 CN93230215 CN 93230215 CN 93230215 U CN93230215 U CN 93230215U CN 2150527 Y CN2150527 Y CN 2150527Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- width
- transfinites
- amplifying circuit
- online survey
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to an over-limit warning instrument for measuring object widths and displaying by numbers, comprising a width digital display, a supporting spring, a sensor and a digital processing warning system. A resistor and voltage conversion circuit, a comparing and amplifying circuit, a nominal width setting circuit, a protecting amplifying circuit, an alarming amplifying circuit, a flicker circuit, a width displaying circuit, an alarm displaying circuit and a timing control circuit are connected to the digital processing warning system. The utility model can measure widths at any time, can display with the numbers, alarms in a super width, reduces the influence of human factors, decreases workers' labor intensity, and raises production quality.
Description
The utility model belongs to surveying instrument, relates generally to the Measuring Object width, and shows the overload alarm device with numeral.
In textile industry, the width of the cloth width of cloth all has is strict with.For example in the production of plastic woven cloth, circular weaving machine guarantees by width of cloth ring the control of cloth fabric width degree.Width of cloth ring is a simple metal annulus, this simple mechanical device does not guarantee that aborning error is in several millimeters, during real work, because temperature, humidity change, particularly on the circular weaving machine on the shuttle variation of flat filament axle thickness bigger to cloth fabric width degree influence, the cloth width of cloth is fluctuateed up and down, general error surpasses ± 10mm, cause a large amount of substandard products, have a strong impact on product quality.In order to reduce error, satisfy manufacturing requirements, the operator must measure the fabric width of cloth through steel ruler commonly used, and when discovery was overproof, the line ball Spring screws of regulating on the shuttle solved, and workload is bigger, has increased labor strength.And because measurement is untimely, also there are a large amount of substandard products, have influence on product percent of pass.
The purpose of this utility model provides a kind ofly can measure cloth fabric width degree at any time, and when super wide, super when narrow, the available digital display alarm reduces the human factor influence, reduces labor strength, the survey width of cloth of using on the production line warning instrument that transfinites.
The utility model is by display device, support spring, sensor and digital processing warning system and be connected lead and form.Sensor connects support spring, and be connected with display device with the digital processing warning system, the digital processing warning system by resistive voltage translation circuit, comparison amplifying circuit, nominal fabric width initialization circuit, guarantor and amplifying circuit, alarm amplifying circuit, flashing circuit, and two diodes that oppositely are connected wide, narrow display circuit and the light emitting diode formed form the alarm indication circuit, time control circuit is formed by connecting.
Sensor is an electric resistance sensor, also can be pressure transducer, also can be photoelectric sensor and other type sensor.The resistive voltage translation circuit is by operational amplifier IC
1A, IC
1B and IC
2Be formed by connecting.Relatively amplifying circuit is by operational amplifier IC
3A be connected resistance and form.Nominal fabric width initialization circuit is by potentiometer W
2, constant pressure source IC
4And divider resistance R
11, R
12And capacitor C
1, C
2Be formed by connecting, the alarm amplifying circuit is by operational amplifier IC
5A, IC
5And the potentiometer W that connects respectively
4, W
3With diode D
2, D
3Form.Guarantor and amplifying circuit are by operational amplifier IC
3B forms.Flashing circuit is by IC
6, capacitor C
4And resistance R
20, R
21, R
22Form.
The utility model compared with prior art has and can grasp the testee wide variety at any time, when width surpasses setting value, can the alarm notification operating personnel adjust, alleviated operator's labour intensity, improved the qualification rate of product, promptly product quality can be guaranteed.
The utility model is described in further detail below in conjunction with accompanying drawing:
Fig. 1 is the utility model mounting structure figure;
Fig. 2 is a block scheme of the present utility model;
Fig. 3 is circuit theory diagrams of the present utility model;
Among the figure: 1 support, 2 support springs, 3 measured objects, 4 sensors, 5 digital processing warning systems, 6 support springs, 7 connecting lines, 8 digital voltmeters, 9 rolling mechanisms, 10 support bars.
Measured object 3 is under the drive of rolling mechanism 9, continuously move upward, support spring 2 is connected with support 1, measured object 3 is between two support springs 2,5, sensor 4 is between measured object 3 and support spring 5, digital processing warning system 6 is connected with sensor 4, and digital voltmeter 8 is connected with digital processing warning system 6 by lead 7.Support bar 10 is used to support measured object 3.
Among Fig. 2: sensor 4 is connected with the input end of resistance-voltage convertor, the output terminal of resistance-voltage convertor is connected with comparison amplifier with digital voltmeter respectively, the nominal fabric width is set circuit and is connected with the input end of comparison amplifier, the output terminal of comparison amplifier connects regulex and alarm amplifier, the width display circuit of being made up of two diodes and the output terminal of guarantor and amplifier respectively.The output terminal of alarm amplifier connects flashing circuit and timing controller respectively, and the alarm demonstration that is constituted by a diode is connected with the output terminal of flashing circuit.
In Fig. 3, operational amplifier IC
1A, IC
1B and IC
2Constitute resistance-voltage convertor, IC
2Be constant current source, for transducer provides steady current.R
0Be the measured electric resistance sensor of using, transducer is with R
0, W
1And R
2Total resistance value be transformed into corresponding voltage by operational amplifier IC
1The output terminal output of a.The width of this voltage and measured object is corresponding and send into digital voltmeter display width value.This voltage is sent to comparison amplifier IC again
3The homophase of a is come in and gone out and is held IC
3Inverting input input and the corresponding reference voltage of measured object Nominal Width of a.IC
4Be reference voltage source, adjust potentiometer W
2Can change the setting value of Nominal Width, through IC
3A relatively amplifies, and obtains the difference voltage of measured value and nominal value at its output terminal, and this voltage is divided into three the tunnel, the one tunnel and sends into IC
3The in-phase input end of the regulex of b promotes light emitting diode D after saturated amplification
4, D
5Luminous respectively, finish wide demonstration and narrow demonstration.Two the tunnel send in addition by IC
5A and IC
5The window comparison amplifier that b forms, the bound of window is respectively by W
3, W
4The alarm settings potentiometer is set, and changes W
3, W
4Resistance can the pre-value zone of alarm between and alarm set point.IC
6Be controlled flashing circuit, under the control of window controller, promote diode D
6It is luminous to glimmer, and finishes overload alarm.IC
7And IC
8The composition stabilized voltage supply is a circuit supply, utilizes warning function, adds relay and can also finish overproof time accumulative total or realize other automatic control function.
Claims (8)
1, a kind of online survey width of cloth warning instrument that transfinites, comprise display device (8), support spring (2), (5), sensor (4) is with digital processing warning system (6) and be connected lead (7) composition, it is characterized in that sensor (4) connects support spring (5), and be connected with display device (8) with digital processing warning system (6), digital processing warning system (6) is by the resistive voltage translation circuit, compare amplifying circuit, nominal fabric width circuit, protect and amplifying circuit, the alarm amplifying circuit, flashing circuit, and two diodes compositions that oppositely connect is wide, narrow display circuit and light emitting diode are formed the alarm display circuit, and time control circuit is formed by connecting.
2, the online survey width of cloth according to claim 1 warning instrument that transfinites is characterized in that sensor 4 is electric resistance sensors, also can be pressure transducer, also can be photoelectric sensor and other type sensor.
3, the online survey width of cloth according to claim 1 warning instrument that transfinites is characterized in that the resistive voltage translation circuit is to be formed by connecting by operational amplifier IC1a, IC1b and IC2.
4, the online survey width of cloth according to claim 1 warning instrument that transfinites is characterized in that the comparison amplifying circuit is by operational amplifier IC
3A and resistance are formed by connecting.
5, the online survey width of cloth according to claim 1 warning instrument that transfinites is characterized in that nominal fabric width initialization circuit is by potentiometer W
2, constant pressure source IC
4And divider resistance R
11, R
12And capacitor C
1, C
2Be formed by connecting.
6, the online survey width of cloth according to claim 1 warning instrument that transfinites, it is characterized in that alarming amplifying circuit is by operational amplifier IC
5A, IC
5And the potentiometer W that connects respectively
4, W
3With diode D
2, D
3Form.
7, the online survey width of cloth according to claim 1 warning instrument that transfinites is characterized in that protecting and amplifying circuit is by operational amplifier IC
3B forms.
8, the online survey width of cloth according to claim 1 warning instrument that transfinites is characterized in that flashing circuit is by IC
6, capacitor C
4And resistance R
20, R
21, R
22Form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93230215 CN2150527Y (en) | 1993-02-13 | 1993-02-13 | On-line width-measuring over-limit warning instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93230215 CN2150527Y (en) | 1993-02-13 | 1993-02-13 | On-line width-measuring over-limit warning instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2150527Y true CN2150527Y (en) | 1993-12-22 |
Family
ID=33806930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93230215 Expired - Fee Related CN2150527Y (en) | 1993-02-13 | 1993-02-13 | On-line width-measuring over-limit warning instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2150527Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783693A (en) * | 2014-12-12 | 2016-07-20 | 通用电气公司 | Method And Apparauts For Measuring Thickness Of An Object |
| CN107702640A (en) * | 2017-09-30 | 2018-02-16 | 西安捷锐精密冶金设备有限公司 | A kind of contactless flatness detection device for automatically adjusting measurement breadth |
| CN110255252A (en) * | 2019-05-31 | 2019-09-20 | 江苏贝尔特福新材料有限公司 | A kind of cloth-inspecting rolling machine Asparagines synthetase warning device |
-
1993
- 1993-02-13 CN CN 93230215 patent/CN2150527Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105783693A (en) * | 2014-12-12 | 2016-07-20 | 通用电气公司 | Method And Apparauts For Measuring Thickness Of An Object |
| CN105783693B (en) * | 2014-12-12 | 2020-01-21 | 通用电气公司 | Method and device for measuring the thickness of an object |
| CN107702640A (en) * | 2017-09-30 | 2018-02-16 | 西安捷锐精密冶金设备有限公司 | A kind of contactless flatness detection device for automatically adjusting measurement breadth |
| CN107702640B (en) * | 2017-09-30 | 2020-04-28 | 西安捷锐精密冶金设备有限公司 | Non-contact plate shape detection device capable of automatically adjusting measurement width |
| CN110255252A (en) * | 2019-05-31 | 2019-09-20 | 江苏贝尔特福新材料有限公司 | A kind of cloth-inspecting rolling machine Asparagines synthetase warning device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |