SU892198A1 - Thickness measuring device - Google Patents
Thickness measuring device Download PDFInfo
- Publication number
- SU892198A1 SU892198A1 SU752302615A SU2302615A SU892198A1 SU 892198 A1 SU892198 A1 SU 892198A1 SU 752302615 A SU752302615 A SU 752302615A SU 2302615 A SU2302615 A SU 2302615A SU 892198 A1 SU892198 A1 SU 892198A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- measuring device
- thickness measuring
- thickness
- accuracy
- controlling
- Prior art date
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
1one
Изобретение относитс к контрольно-измерительной технике и может быть использовано в электромагнитной толщинометрИИ.jThe invention relates to instrumentation technology and can be used in electromagnetic thickness gauging.
Известны устройства дл контрол толщины немагнитных покрытий на ферромагнитной основе, -содержащие генератор , вихретоковый преобразователь , повторители сигналов, амплитуд- JQ но-фазовый детектор и измерительный прибор 1 Devices are known for controlling the thickness of non-magnetic coatings on a ferromagnetic basis, -containing generator, eddy current transducer, signal repeaters, amplitudes — JQ no-phase detector and measuring device 1
Недостатками известных устройств вл ютс отсутствие автоматизации про процесса контрол , низкие стабильность|5 и точность.The disadvantages of the known devices are the lack of automation of the control process, low stability | 5 and accuracy.
Наиболее близким к изобретению по технической сущности вл етс устройство дл измерени толщины, содержащее последовательно соединенные ге- 20 нератор, электромагнитный датчик,усилитель , первый пиковый детектор, операционный усилитель л цифровой индикатор , компенсатор, соединенный с другим входом операционного усилите- 25The closest to the invention to the technical essence is a device for measuring thickness, containing a series-connected generator, an electromagnetic sensor, an amplifier, a first peak detector, an operational amplifier and a digital indicator, a compensator connected to another input of the operational amplifier.
л Г21.l G21.
Недостатками известного устройства вл ютс необходимость юстировки устройства при изменении пределов измерени и недостаточна точность. ЗОThe disadvantages of the known device are the need to adjust the device when changing the measurement limits and the lack of accuracy. ZO
Цель изобретени - повышение точности и исключение юстировки устройства при изменении пределов измерени .The purpose of the invention is to improve the accuracy and exclude adjustment of the device when changing the measurement limits.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU752302615A SU892198A1 (en) | 1975-12-23 | 1975-12-23 | Thickness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU752302615A SU892198A1 (en) | 1975-12-23 | 1975-12-23 | Thickness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU892198A1 true SU892198A1 (en) | 1981-12-23 |
Family
ID=20641711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU752302615A SU892198A1 (en) | 1975-12-23 | 1975-12-23 | Thickness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| SU (1) | SU892198A1 (en) |
-
1975
- 1975-12-23 SU SU752302615A patent/SU892198A1/en active
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