METHOD AND DEVICE FOR CHECKING THE BEARINGS
The invention relates to a method and device for checking the bearings, which allow the sorting thereof, the functional control and the identification of the defect ones. The method consists in comparing two oscillograms of the electromotive voltages, viewed on the diaplay of the oscilloscope (O sc)...
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creator | RACOCEA CEZAR LEONTE PETRU RACOCEA CRISTINA PLESCA ADRIAN TRAIAN |
description | The invention relates to a method and device for checking the bearings, which allow the sorting thereof, the functional control and the identification of the defect ones. The method consists in comparing two oscillograms of the electromotive voltages, viewed on the diaplay of the oscilloscope (O sc), belonging to two orthogonally magnetized electromagnetic devices whose magnetic cores are two bearings, a calibrated bearing (R e) and a bearing to be checked (R x). The convenient variation of the orthogonal magnetic fields is performed with two adjustable curerent supplies, one for continuous current and another one for alternating current, provided with adequate means for measuring the same. The current adjustment may be obtained by means of an autotransformer (ATR L and ATR T, respectively) associated with a transformer (T L or T T) or with a current supply, a rectifying bridge being necessary for the direct current. The currents are measured by adequate apparatuses, a direct current ampermeter (A L) and an alternating current ampermeter (A T), associated with a current transformer (TI). The longitudinal field (H L) may also be obtained by permanent magnets provided with adjusting devices. The electromotive voltages (e e and e x) are induced in the collecting coils (b c) which are coaxial to the bearings.
Invenţia se referă la o metodă şi un dispozitiv pentru verificarea rulmenţilor, care permit sortarea acestora, controlul funcţional şi identificarea celor cu defecţiuni. Metoda constă în compararea a două oscilograme ale tensiunilor electromotoare, vizualizate pe ecranul unui osciloscop (Osc), aparţinând de două dispozitive electromagnetice, magnetizate ortogonal, ale căror miezuri magnetice sunt doi rulmenţi, un rulment etalon (Re) şi un rulment de verificat (Rx). Variaţia convenabilă a câmpurilor magnetice ortogonale se realizează cu două surse reglabile de curent, una pentru curent continuu şi alta pentru curent alternativ, prevăzute cu mijloace adecvate de măsurare a acestora. Reglajul curentului se poate obţine cu un autotransformator (ATRL, respectiv ATRT), asociat cu un transformator (TL sauTT) sau cu o sursă de curent, pentru curent continuu, fiind necesară şi o punte redresoare. Măsurarea curenţilor se face cu aparate adecvate, un ampermetru de curent continuu (AL) şi, respectiv, un ampermetru de curent alternativ (AT), asociat cu un transformator de curent (TI). Câmpul longitudinal (HL) poate fi obţinut şi cu magneţi permanenţi, prevăzuţi cu dis |
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Invenţia se referă la o metodă şi un dispozitiv pentru verificarea rulmenţilor, care permit sortarea acestora, controlul funcţional şi identificarea celor cu defecţiuni. Metoda constă în compararea a două oscilograme ale tensiunilor electromotoare, vizualizate pe ecranul unui osciloscop (Osc), aparţinând de două dispozitive electromagnetice, magnetizate ortogonal, ale căror miezuri magnetice sunt doi rulmenţi, un rulment etalon (Re) şi un rulment de verificat (Rx). Variaţia convenabilă a câmpurilor magnetice ortogonale se realizează cu două surse reglabile de curent, una pentru curent continuu şi alta pentru curent alternativ, prevăzute cu mijloace adecvate de măsurare a acestora. Reglajul curentului se poate obţine cu un autotransformator (ATRL, respectiv ATRT), asociat cu un transformator (TL sauTT) sau cu o sursă de curent, pentru curent continuu, fiind necesară şi o punte redresoare. Măsurarea curenţilor se face cu aparate adecvate, un ampermetru de curent continuu (AL) şi, respectiv, un ampermetru de curent alternativ (AT), asociat cu un transformator de curent (TI). Câmpul longitudinal (HL) poate fi obţinut şi cu magneţi permanenţi, prevăzuţi cu dispozitive de reglaj. Inducerea tensiunilor electromotoare (ee şi ex) se produce în bobinele colectoare (bc), coaxiale rulmenţilor. ŕ</description><edition>7</edition><language>eng ; rum</language><subject>BASIC ELECTRIC ELEMENTS ; BEARINGS ; BLASTING ; ELECTRICITY ; ELEMENTS OR CRANKSHAFT MECHANISMS ; ENGINEERING ELEMENTS AND UNITS ; FLEXIBLE SHAFTS ; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS ; HEATING ; INDUCTANCES ; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES ; LIGHTING ; MAGNETS ; MEASURING ; MECHANICAL ENGINEERING ; PHYSICS ; ROTARY BODIES OTHER THAN GEARING ELEMENTS ; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES ; SHAFTS ; TESTING ; TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES ; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR ; THERMAL INSULATION IN GENERAL ; TRANSFORMERS ; WEAPONS</subject><creationdate>2005</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20050530&DB=EPODOC&CC=RO&NR=119906B1$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20050530&DB=EPODOC&CC=RO&NR=119906B1$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>RACOCEA CEZAR</creatorcontrib><creatorcontrib>LEONTE PETRU</creatorcontrib><creatorcontrib>RACOCEA CRISTINA</creatorcontrib><creatorcontrib>PLESCA ADRIAN TRAIAN</creatorcontrib><title>METHOD AND DEVICE FOR CHECKING THE BEARINGS</title><description>The invention relates to a method and device for checking the bearings, which allow the sorting thereof, the functional control and the identification of the defect ones. The method consists in comparing two oscillograms of the electromotive voltages, viewed on the diaplay of the oscilloscope (O sc), belonging to two orthogonally magnetized electromagnetic devices whose magnetic cores are two bearings, a calibrated bearing (R e) and a bearing to be checked (R x). The convenient variation of the orthogonal magnetic fields is performed with two adjustable curerent supplies, one for continuous current and another one for alternating current, provided with adequate means for measuring the same. The current adjustment may be obtained by means of an autotransformer (ATR L and ATR T, respectively) associated with a transformer (T L or T T) or with a current supply, a rectifying bridge being necessary for the direct current. The currents are measured by adequate apparatuses, a direct current ampermeter (A L) and an alternating current ampermeter (A T), associated with a current transformer (TI). The longitudinal field (H L) may also be obtained by permanent magnets provided with adjusting devices. The electromotive voltages (e e and e x) are induced in the collecting coils (b c) which are coaxial to the bearings.
Invenţia se referă la o metodă şi un dispozitiv pentru verificarea rulmenţilor, care permit sortarea acestora, controlul funcţional şi identificarea celor cu defecţiuni. Metoda constă în compararea a două oscilograme ale tensiunilor electromotoare, vizualizate pe ecranul unui osciloscop (Osc), aparţinând de două dispozitive electromagnetice, magnetizate ortogonal, ale căror miezuri magnetice sunt doi rulmenţi, un rulment etalon (Re) şi un rulment de verificat (Rx). Variaţia convenabilă a câmpurilor magnetice ortogonale se realizează cu două surse reglabile de curent, una pentru curent continuu şi alta pentru curent alternativ, prevăzute cu mijloace adecvate de măsurare a acestora. Reglajul curentului se poate obţine cu un autotransformator (ATRL, respectiv ATRT), asociat cu un transformator (TL sauTT) sau cu o sursă de curent, pentru curent continuu, fiind necesară şi o punte redresoare. Măsurarea curenţilor se face cu aparate adecvate, un ampermetru de curent continuu (AL) şi, respectiv, un ampermetru de curent alternativ (AT), asociat cu un transformator de curent (TI). Câmpul longitudinal (HL) poate fi obţinut şi cu magneţi permanenţi, prevăzuţi cu dispozitive de reglaj. Inducerea tensiunilor electromotoare (ee şi ex) se produce în bobinele colectoare (bc), coaxiale rulmenţilor. ŕ</description><subject>BASIC ELECTRIC ELEMENTS</subject><subject>BEARINGS</subject><subject>BLASTING</subject><subject>ELECTRICITY</subject><subject>ELEMENTS OR CRANKSHAFT MECHANISMS</subject><subject>ENGINEERING ELEMENTS AND UNITS</subject><subject>FLEXIBLE SHAFTS</subject><subject>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</subject><subject>HEATING</subject><subject>INDUCTANCES</subject><subject>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</subject><subject>LIGHTING</subject><subject>MAGNETS</subject><subject>MEASURING</subject><subject>MECHANICAL ENGINEERING</subject><subject>PHYSICS</subject><subject>ROTARY BODIES OTHER THAN GEARING ELEMENTS</subject><subject>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</subject><subject>SHAFTS</subject><subject>TESTING</subject><subject>TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES</subject><subject>TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR</subject><subject>THERMAL INSULATION IN GENERAL</subject><subject>TRANSFORMERS</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2005</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNrjZND2dQ3x8HdRcPRzUXBxDfN0dlVw8w9ScPZwdfb29HNXCPFwVXBydQwCsoN5GFjTEnOKU3mhNDeDvJtriLOHbmpBfnxqcUFicmpeakl8kL-hoaWlgZmToTFhFQC0PiO5</recordid><startdate>20050530</startdate><enddate>20050530</enddate><creator>RACOCEA CEZAR</creator><creator>LEONTE PETRU</creator><creator>RACOCEA CRISTINA</creator><creator>PLESCA ADRIAN TRAIAN</creator><scope>EVB</scope></search><sort><creationdate>20050530</creationdate><title>METHOD AND DEVICE FOR CHECKING THE BEARINGS</title><author>RACOCEA CEZAR ; LEONTE PETRU ; RACOCEA CRISTINA ; PLESCA ADRIAN TRAIAN</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_RO119906B13</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng ; rum</language><creationdate>2005</creationdate><topic>BASIC ELECTRIC ELEMENTS</topic><topic>BEARINGS</topic><topic>BLASTING</topic><topic>ELECTRICITY</topic><topic>ELEMENTS OR CRANKSHAFT MECHANISMS</topic><topic>ENGINEERING ELEMENTS AND UNITS</topic><topic>FLEXIBLE SHAFTS</topic><topic>GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS</topic><topic>HEATING</topic><topic>INDUCTANCES</topic><topic>INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES</topic><topic>LIGHTING</topic><topic>MAGNETS</topic><topic>MEASURING</topic><topic>MECHANICAL ENGINEERING</topic><topic>PHYSICS</topic><topic>ROTARY BODIES OTHER THAN GEARING ELEMENTS</topic><topic>SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES</topic><topic>SHAFTS</topic><topic>TESTING</topic><topic>TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES</topic><topic>TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR</topic><topic>THERMAL INSULATION IN GENERAL</topic><topic>TRANSFORMERS</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>RACOCEA CEZAR</creatorcontrib><creatorcontrib>LEONTE PETRU</creatorcontrib><creatorcontrib>RACOCEA CRISTINA</creatorcontrib><creatorcontrib>PLESCA ADRIAN TRAIAN</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>RACOCEA CEZAR</au><au>LEONTE PETRU</au><au>RACOCEA CRISTINA</au><au>PLESCA ADRIAN TRAIAN</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>METHOD AND DEVICE FOR CHECKING THE BEARINGS</title><date>2005-05-30</date><risdate>2005</risdate><abstract>The invention relates to a method and device for checking the bearings, which allow the sorting thereof, the functional control and the identification of the defect ones. The method consists in comparing two oscillograms of the electromotive voltages, viewed on the diaplay of the oscilloscope (O sc), belonging to two orthogonally magnetized electromagnetic devices whose magnetic cores are two bearings, a calibrated bearing (R e) and a bearing to be checked (R x). The convenient variation of the orthogonal magnetic fields is performed with two adjustable curerent supplies, one for continuous current and another one for alternating current, provided with adequate means for measuring the same. The current adjustment may be obtained by means of an autotransformer (ATR L and ATR T, respectively) associated with a transformer (T L or T T) or with a current supply, a rectifying bridge being necessary for the direct current. The currents are measured by adequate apparatuses, a direct current ampermeter (A L) and an alternating current ampermeter (A T), associated with a current transformer (TI). The longitudinal field (H L) may also be obtained by permanent magnets provided with adjusting devices. The electromotive voltages (e e and e x) are induced in the collecting coils (b c) which are coaxial to the bearings.
Invenţia se referă la o metodă şi un dispozitiv pentru verificarea rulmenţilor, care permit sortarea acestora, controlul funcţional şi identificarea celor cu defecţiuni. Metoda constă în compararea a două oscilograme ale tensiunilor electromotoare, vizualizate pe ecranul unui osciloscop (Osc), aparţinând de două dispozitive electromagnetice, magnetizate ortogonal, ale căror miezuri magnetice sunt doi rulmenţi, un rulment etalon (Re) şi un rulment de verificat (Rx). Variaţia convenabilă a câmpurilor magnetice ortogonale se realizează cu două surse reglabile de curent, una pentru curent continuu şi alta pentru curent alternativ, prevăzute cu mijloace adecvate de măsurare a acestora. Reglajul curentului se poate obţine cu un autotransformator (ATRL, respectiv ATRT), asociat cu un transformator (TL sauTT) sau cu o sursă de curent, pentru curent continuu, fiind necesară şi o punte redresoare. Măsurarea curenţilor se face cu aparate adecvate, un ampermetru de curent continuu (AL) şi, respectiv, un ampermetru de curent alternativ (AT), asociat cu un transformator de curent (TI). Câmpul longitudinal (HL) poate fi obţinut şi cu magneţi permanenţi, prevăzuţi cu dispozitive de reglaj. Inducerea tensiunilor electromotoare (ee şi ex) se produce în bobinele colectoare (bc), coaxiale rulmenţilor. ŕ</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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subjects | BASIC ELECTRIC ELEMENTS BEARINGS BLASTING ELECTRICITY ELEMENTS OR CRANKSHAFT MECHANISMS ENGINEERING ELEMENTS AND UNITS FLEXIBLE SHAFTS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INDUCTANCES INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES LIGHTING MAGNETS MEASURING MECHANICAL ENGINEERING PHYSICS ROTARY BODIES OTHER THAN GEARING ELEMENTS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES SHAFTS TESTING TESTING STATIC OR DYNAMIC BALANCE OF MACHINES ORSTRUCTURES TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR THERMAL INSULATION IN GENERAL TRANSFORMERS WEAPONS |
title | METHOD AND DEVICE FOR CHECKING THE BEARINGS |
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