Iindaba

Njengenxalenye ebalulekileyo yovavanyo lweempawu zoomatshini bezinto, uvavanyo lokuxinana ludlala indima ebalulekileyo kwimveliso yemizi-mveliso, uphando lwezixhobo kunye nophuhliso, njl. Nangona kunjalo, ezinye iimpazamo eziqhelekileyo ziya kuba nefuthe elikhulu ekuchanekeni kweziphumo zovavanyo. Ngaba uziqaphele ezi nkcukacha?

1. I-force sensor ayihambelani neemfuno zovavanyo:

I-force sensor yinxalenye ebalulekileyo kuvavanyo lokuxinana, kwaye ukukhetha i-force sensor efanelekileyo kubalulekile. Ezinye zeempazamo eziqhelekileyo ziquka: ukungalinganisi i-force sensor, ukusebenzisa i-force sensor enoluhlu olungafanelekanga, kunye nokuguga kwe-force sensor ukuze kubangele ukungaphumeleli.

Isisombululo:

Ezi zinto zilandelayo kufuneka ziqwalaselwe xa kukhethwa i-force sensor efanelekileyo ngokwesampulu:

1. Uluhlu lwe-sensor yokunyanzeliswa:
Misela uluhlu lwe-force sensor olufunekayo ngokusekelwe kumaxabiso aphezulu kunye nawona mandla aphantsi eziphumo ezifunekayo kwisampulu yakho yovavanyo. Umzekelo, kwiisampulu zeplastiki, ukuba zombini amandla okutsalwa kunye ne-modulus kufuneka zilinganiswe, kuyimfuneko ukuqwalasela ngokupheleleyo uluhlu lwamandla ezi ziphumo zimbini ukuze ukhethe i-force sensor efanelekileyo.

2. Uluhlu lokuchaneka nokuchaneka:

Amanqanaba okuchaneka okuqhelekileyo kwezinzwa zamandla yi-0.5 kunye ne-1. Ukuthatha i-0.5 njengomzekelo, kudla ngokuthetha ukuba impazamo ephezulu evunyelweyo yinkqubo yokulinganisa ingaphakathi kwe-±0.5% yexabiso elibonisiweyo, hayi i-±0.5% yesikali esipheleleyo. Kubalulekile ukwahlula oku.

Umzekelo, kwi-sensor yamandla e-100N, xa ulinganisa ixabiso lamandla e-1N, i-±0.5% yexabiso elibonisiweyo yimpazamo ye-±0.005N, ngelixa i-±0.5% yesikali esipheleleyo yimpazamo ye-±0.5N.
Ukuba nokuchaneka akuthethi ukuba lonke uluhlu luchanekile ngokufanayo. Kufuneka kubekho umda ophantsi. Ngeli xesha, kuxhomekeke kuluhlu lokuchaneka.
Xa kuthathwa iinkqubo ezahlukeneyo zovavanyo njengomzekelo, izinzwa zamandla zochungechunge lwe-UP2001 & UP-2003 zinokufikelela kumlinganiselo we-0.5 ukusuka kwisikali esipheleleyo ukuya kwi-1/1000 yesikali esipheleleyo.

Isixhobo asifanelekanga okanye umsebenzi awulunganga:
Isixokelelwano sisixokelelwano esidibanisa isivamvo sombane kunye nesampuli. Indlela yokukhetha isixokelelwano iya kuchaphazela ngokuthe ngqo ukuchaneka kunye nokuthembeka kovavanyo lokutsalwa. Ukusuka kwimbonakalo yovavanyo, iingxaki eziphambili ezibangelwa kukusebenzisa izixokelelwano ezingafanelekanga okanye ukusebenza gwenxa kukutyibilika okanye ukwaphuka kwemihlathi.

Ukutyibilika:

Eyona nto icacileyo yokutyibilika kwesampuli kukuphuma kwesampuli kwindawo efakwe kuyo okanye ukuguquguquka kwamandla okungaqhelekanga kwegophe. Ukongeza, kunokugwetywa ngokumakisha uphawu kufutshane nendawo yokubambelela ngaphambi kovavanyo ukuze kubonwe ukuba umgca wophawu ukude na nomphezulu wokubambelela, okanye ukuba kukho uphawu lokutsala kuphawu lwamazinyo kwindawo yokubambelela kwesampuli.

Isisombululo:

Xa kufunyaniswa ukutyibilika, qinisekisa kuqala ukuba i-clamp ephathwa ngesandla iqinisiwe na xa ubamba isampuli, nokuba uxinzelelo lomoya lwe-clamp yomoya lukhulu ngokwaneleyo na, kwaye nokuba ubude be-clamp yesampuli buyanele na.
Ukuba akukho ngxaki ngokusebenza, cinga ukuba ukhetho lobuso be-clamp okanye be-clamp lufanelekile na. Umzekelo, iipleyiti zesinyithi kufuneka zivavanywe ngee-clamp ezirhabaxa endaweni yee-clamp ezigudileyo, kwaye irabha ene-deformation enkulu kufuneka isebenzise ii-clamps ezizitshixayo okanye ezisebenzisa umoya endaweni yee-clamps ezityhalwa ngesandla.

Ukuqhawula imihlathi:
Isisombululo:

Imihlathi yesampuli iyaphuka, njengoko igama lisitsho, iphuka kwindawo yokubambelela. Ngokufana nokutyibilika, kuyimfuneko ukuqinisekisa ukuba uxinzelelo lokubambelela kwisampuli lukhulu kakhulu, nokuba i-clamp okanye umphezulu womhlathi ukhethwe ngokufanelekileyo, njl.
Umzekelo, xa kusenziwa uvavanyo lokutsalwa kwentambo, uxinzelelo lomoya olugqithisileyo luya kubangela ukuba isampulu iphuke emihlathini, nto leyo ebangela ukuba ingaqini kwaye ide; xa kusenziwa uvavanyo lwefilimu, kufuneka kusetyenziswe imihlathi egqunywe ngerabha okanye imihlathi eqhagamshelweyo endaweni yemihlathi eqhotsiweyo ukuze kuthintelwe ukonakala kwesampulu kwaye kubangele ukungasebenzi kakuhle kwefilimu.

3. Ukungalingani kwekhonkco lomthwalo:

Ukulungelelaniswa kwekhonkco lomthwalo kunokuqondwa ngokulula njengokuba imigca esembindini ye-force sensor, i-fixture, i-adapter kunye ne-specimen zikwimigca ethe tye. Kuvavanyo lokuxinana, ukuba ukulungelelaniswa kwekhonkco lomthwalo akulunganga, isampuli yovavanyo iya kufakwa kumandla ongezelelweyo okuphambuka ngexesha lokulayisha, okubangela amandla angalinganiyo kwaye kuchaphazele ubunyani beziphumo zovavanyo.

Isisombululo:

Ngaphambi kokuba uvavanyo luqale, kufuneka kuhlolwe kwaye kulungiswe indawo ephakathi kwekhonkco lomthwalo ngaphandle kwesampuli. Ngalo lonke ixesha isampuli ibotshelelwe, qaphela ukuhambelana phakathi kweziko lejometri yesampuli kunye ne-axis yokulayisha yekhonkco lomthwalo. Ungakhetha ububanzi bokubopha obukufutshane nobubanzi bokubopha besampuli, okanye ufake isixhobo sokubopha isampuli ukuze kube lula ukubeka kunye nokuphucula ukuphindaphindwa kokubopha.

4. Ukukhetha kunye nokusebenza gwenxa kwemithombo yoxinzelelo:

Izixhobo ziya kuguquka ngexesha lovavanyo lokuxinana. Iimpazamo eziqhelekileyo ekulinganisweni koxinzelelo ziquka ukukhetha okungachanekanga komthombo wokulinganisa uxinzelelo, ukukhetha okungafanelekanga kwesandisi-mitha, ukufakwa okungafanelekanga kwesandisi-mitha, ukulinganiswa okungachanekanga, njl.njl.

Isisombululo:

Ukukhethwa komthombo woxinzelelo kusekelwe kwijiyometri yesampuli, ubungakanani bokuguquguquka kwayo, kunye neziphumo zovavanyo ezifunekayo.
Umzekelo, ukuba ufuna ukulinganisa imodulus yeplastiki kunye neentsimbi, ukusetyenziswa komlinganiselo wokufuduka kwemitha kuya kubangela iziphumo zemodulus eziphantsi. Ngeli xesha, kufuneka uqwalasele ubude begauge yesampuli kunye nokubetha okufunekayo ukuze ukhethe i-extensometer efanelekileyo.

Kwimicu emide yefoyile, iintambo kunye nezinye iisampulu, ukufuduka kwemitha kunokusetyenziswa ukulinganisa ubude bazo. Nokuba usebenzisa umqadi okanye i-extensometer, kubaluleke kakhulu ukuqinisekisa ukuba ifreyimu kunye ne-extensometer zilinganisiwe ngaphambi kokwenza uvavanyo lokutsalwa.

Kwangaxeshanye, qinisekisa ukuba i-extensometer ifakelwe ngokufanelekileyo. Akufanele ikhululeke kakhulu, nto leyo ebangela ukuba i-extensometer ityibilike ngexesha lovavanyo, okanye iqine kakhulu, nto leyo ebangela ukuba isampuli iphuke kwi-extensometer blade.

5. Izihlandlo zokusampula ezingafanelekanga:

Imvamisa yokuthathwa kwesampulu yedatha idla ngokunganakwa. Imvamisa yokuthathwa kwesampulu ephantsi inokubangela ukulahleka kwedatha yovavanyo oluphambili kwaye ichaphazele ubunyani beziphumo. Umzekelo, ukuba amandla aphezulu okwenyani akaqokelelwanga, iziphumo zamandla aphezulu ziya kuba phantsi. Ukuba imvamisa yokuthathwa kwesampulu iphezulu kakhulu, iya kutsalwa iisampulu ezininzi, nto leyo ekhokelela ekuphindaphindweni kwedatha.

Isisombululo:

Khetha imvamisa efanelekileyo yokuvavanya ngokusekelwe kwiimfuno zovavanyo kunye neempawu zezinto ezibonakalayo. Umgaqo jikelele kukusebenzisa imvamisa yokuvavanya ye-50Hz. Nangona kunjalo, ukuze kutshintshe ngokukhawuleza amaxabiso, kufuneka kusetyenziswe imvamisa ephezulu yokuvavanya ukurekhoda idatha.

6. Iimpazamo zokulinganisa ubukhulu:

Iimpazamo zokulinganisa ubukhulu ziquka ukungalinganisi ubungakanani bokwenyani besampulu, iimpazamo zendawo yokulinganisa, iimpazamo zezixhobo zokulinganisa, kunye neempazamo zokufaka ubukhulu.

Isisombululo:

Xa kuvavanywa, ubungakanani obuqhelekileyo besampulu akufuneki busetyenziswe ngokuthe ngqo, kodwa kufuneka kwenziwe umlinganiselo wokwenyani, kungenjalo uxinzelelo lunokuba luphantsi kakhulu okanye luphakame kakhulu.

Iindidi ezahlukeneyo zeesampuli kunye nobukhulu obuhlukeneyo zifuna uxinzelelo olwahlukileyo loqhagamshelwano lovavanyo kunye nokuchaneka kwesixhobo sokulinganisa ubukhulu.

Isampuli idla ngokufuna ukulinganisa ubukhulu beendawo ezininzi ngokwe-avareji okanye ithathe ixabiso elincinci. Nika ingqalelo engakumbi kwinkqubo yokurekhoda, yokubala kunye nokufaka ukuze uphephe iimpazamo. Kucetyiswa ukuba kusetyenziswe isixhobo sokulinganisa ubukhulu esizenzekelayo, kwaye ubukhulu obulinganisiweyo bufakwa ngokuzenzekelayo kwisoftware kwaye bubalwe ngokwezibalo ukuze kuthintelwe iimpazamo zokusebenza kunye nokuphucula ukusebenza kakuhle kovavanyo.

7. Impazamo yokuseta isoftware:

Ukuba nje izixhobo zilungile akuthethi ukuba iziphumo zokugqibela zichanekile. Imigangatho efanelekileyo yezixhobo ezahlukeneyo iya kuba neenkcazo ezithile kunye nemiyalelo yovavanyo lweziphumo zovavanyo.

Useto olukwisoftware kufuneka lusekelwe kwezi nkcazo kunye nemiyalelo yenkqubo yovavanyo, efana nokulayisha kwangaphambili, izinga lovavanyo, ukukhethwa kohlobo lokubala kunye noseto oluthile lweparameter.

Ukongeza kwezi mpazamo ziqhelekileyo zingentla ezinxulumene nenkqubo yovavanyo, ukulungiswa kwesampuli, indawo yovavanyo, njl.njl. nazo zinempembelelo ebalulekileyo kuvavanyo lokuxinana kwaye kufuneka ziqwalaselwe.