Zvishandiso zvekuyera neGranite: MaCalipers, Height Gauges, uye Masikweya eKudzora Hunhu

Munyika chaiyo yekugadzira uye kudzora mhando, kunyatsorongeka hakusi kungori chinangwa asi chinhu chakakosha chose. Kugona kuyera nekusimbisa zviyero nemazvo kwakakosha pakuona kuti chigadzirwa chakamira zvakanaka, chinochinjana, uye chinotevedzera mitemo yakaoma yeindasitiri. Kunyange zvazvo zvinhu zvakasiyana-siyana zvakashandiswa mukuvaka zvishandiso zvekuyera, granite yave ichionekwa zvishoma nezvishoma sechinhu chinosarudzwa chezvishandiso zvine hungwaru zvakaita semaster squares, height gauge stands, uye surface plates. Hunhu hwayo hwepanyama hunopa hwaro husingaenzaniswi hwemetrology, zvichiita kuti vagadziri vakwanise kuwana nekuchengetedza kushivirira kwakasimba kunodiwa nekushandiswa kwemaindasitiri emazuva ano.

Kushandiswa kweGranite muzvishandiso zvekuyera zvakarurama hakusi kungoitika netsaona; kunobva mukubatanidzwa kwakasiyana kwezvinhu zvemukati zvinogadzirisa zvakananga zvinodiwa zvakakosha zvekuyera zvakarurama. Zvinhu izvi pamwe chete zvinobatsira pakushanda kwepamusoro uye kugara kwenguva refu kwezvishandiso zvakagadzirwa negranite.

Chimwe chezvakanakira zvikuru zvegranite mu metrology ndiko kugadzikana kwayo kunoshamisa, kunyanya kuderera kwe coefficient yekuwedzera kwekupisa (CTE). Kusiyana nezvinhu zvesimbi, zvinokura uye zvinopera zvakanyanya nekuchinja kwekushisa, granite inoratidza shanduko shoma muhukuru. Hunhu uhwu hwakakosha munzvimbo umo tembiricha yemhepo isingagone kudzorwa zvakakwana, sezvo ichivimbisa kuti chishandiso chekuyera pachacho chinoramba chakafanana. Semuenzaniso, CTE yegranite yakaderera zvakanyanya pane yesimbi kana simbi yakakandwa, zvichireva kuti zvishandiso zvekuyera granite zvinochengetedza kururama kwazvo mumamiriro akasiyana-siyana ekupisa. Kugadzikana uku kwekupisa kwakakosha pakuyera kwakavimbika, sezvo kukanganiswa kwekushisa mumidziyo yekuyera kunogona kuunza zvikanganiso zvakakura, zvichikanganisa kuvimbika kwemaitiro ekudzora mhando.

Kuyerwa kwakarurama kunogona kukanganiswa zvikuru nekutekenyedzwa kwekunze, izvo zvinogona kukonzera kufamba kudiki muchishandiso chekuyera kana workpiece, zvichikonzera kuverenga kusina kururama. Granite ine hunhu hwakanaka hwekutekenyedzwa kwechisikigo, ichipfuura zvikuru simbi dzakadai sesimbi yakakandwa. Maumbirwo ayo akaomarara, anonyatsotora uye anobvisa kudedera kwemuchina, zvichidzivirira kuti kusapindirane nemaitiro ekuyera. Kugona uku kwekudzikisa damping kunokosha munzvimbo dzemaindasitiri uko mashandiro emuchina anogona kugadzira kudedera kwakaderera nguva dzose. Nekuderedza kukanganiswa kwematambudziko aya, maturusi ekuyera granite anopa nzvimbo yakagadzikana uye yakavimbika, zvichibatsira pakudzokororwa kwepamusoro uye kururama kwekuyera.

Granite chinhu chakaoma zvikuru uye chinodzivirira kupera, kazhinji chine kuomarara kweMohs kwe6 kusvika ku7. Hunhu uhwu hunobvumira zvishandiso zvekuyera granite kuti zvigone kugara zvichishandiswa kakawanda uye kusangana nemidziyo yebasa pasina kupera zvakanyanya kana kuora kwepamusoro. Kugara kwenguva refu kwegranite kunoita kuti kururama kwemidziyo kurambe kuripo kwenguva yakareba, zvichideredza kudiwa kwekugadziriswazve kana kutsiviwa. Uyezve, granite haina makemikari, zvichireva kuti haipindi ngura, ngura, uye magnetization. Kusiyana nesimbi yakakandwa, inoda mafuta nguva dzose uye kugadziriswa kudzivirira ngura, zvishandiso zvegranite hazvina kugadziriswa zvachose panyaya iyi. Kuramba uku kwezvinhu zvakatipoteredza kunoita kuti granite ive chinhu chakanakira kushandiswa munzvimbo dzakasiyana-siyana dzemaindasitiri, kusanganisira dzine hunyoro hwakawanda kana kusangana nezvinhu zvakasiyana-siyana zvinotonhodza uye mafuta. Kusavapo kwengura kunobvisawo njodzi yekuendesa zvidimbu zvinoparadza kune midziyo yebasa yakapfava, zvichiwedzera kukodzera kwayo kudzora mhando.

Hunhu hwakanaka hweGranite hwakaita kuti ishandiswe muzvishandiso zvakasiyana-siyana zvekuyera zvakarurama, chimwe nechimwe chichiita basa rakakosha mukuona kuti zvinhu zvakagadzirwa zvakanaka uye zvakarurama.

Magiraini master squares zvishandiso zvikuru zvekutarisa zvinoshandiswa kunyatsoongorora squareness, parallelism, uye straightness yema machine tool axes (X, Y, na Z) uye Coordinate Measuring Machines (CMMs). Zvishandiso izvi zvinoonekwa nekugadzikana kwazvo uye kuomarara, zvichipa reference yakakwana yesquareness. Kazhinji, magiraini master ane zviso zvishanu zvakapedzwa (chiso chimwe chikuru nemipendero mina) zvakanyatsogadzirwa kuti zvive zvakati sandara, square, uye parallel. Zvinowanikwa mumagiredhi akasiyana-siyana, akadai se laboratory grade AA (semuenzaniso, 0.000025” pa 6”) kana inspection grade A (semuenzaniso, 0.000050” pa 6”), zvichienderana nedanho rinodiwa rekunyatsojeka. Kugadzikana kwegranite kunoita kuti magiraini aya arambe akarurama nekufamba kwenguva, zvichiita kuti ave akakosha pakuenzanisa uye kusimbisa kurongeka kwemichina yakakosha.

Kunyange hazvo macaliper achiwanzobatwa nemaoko, mageji ekukwirira anoda nzvimbo yakagadzikana uye chaiyo yekutarisa kuti ive nechokwadi chekuyera kwakarurama. Mageji ekukwirira kwegranite anopa kugadzikana uku kwakakosha. Mageji aya akagadzirwa kuti ave makuru uye akaomarara, achideredza chero kutsauka kana kudedera kunogona kukanganisa kuyerwa. Nzvimbo yakati sandara, yakagadzikana yegeji yegranite inoita kuti geji yekukwirira ishande kubva padatum chaiyo, zvichibvumira kusarudzwa kwakanyatsojeka kwekukwirira, kudzika, uye matanho. Kugadzikana kwekupisa kwegranite kunodzivirirawo geji pachayo kuti isakure kana kuderera, izvo zvaizokonzera zvikanganiso mukuyera kukwirira. Izvi zvinoita kuti mageji ekukwirira kwegranite ave chinhu chakakosha mumarabhoritari ekudzora mhando uye pasi pechitoro chekusimbisa zviyero zvezvikamu.

Kunyangwe zvisina kutaurwa zvakajeka mumusoro, mapurati epamusoro pegranite ndiwo musimboti wekuyerwa kwakawanda kwakarurama, kusanganisira ayo ane magauge ekukwirira uye masikweya, anoitwa. Anoshanda senzvimbo huru yekutarisa nekuita mabasa ekuongorora. Purati yepamusoro pegranite yakagadzirwa kuti ive yakasimba, yakakura, uye yakati sandara zvakanyanya, ichipa nzvimbo yakagadzikana, yakaenzana isingakanganise kana yakaremerwa. Kuoma kwegranite kunoderedza kupera, zvichiita kuti plate irambe yakati sandara kwemakore mazhinji ekushandiswa. Kurongeka kweplate yepamusoro kwakakosha, uye anowanzogadzirwa kuti apfuure zvinodiwa nehurumende seASME B89.3.7, uye kutsamira uye kuverenga kudzokorora kuri chinhu chakakosha. Kuongororwa kwemapurati aya nguva dzose kwakakosha kuti arambe akarurama, kuve nechokwadi chekuti kuyerwa kwese kwakaitwa paari kwakarurama uye kwakavimbika.

Kugadzirwa kwezvishandiso zvekuyera granite zvakarurama kunosanganisira nzira yekugadzira yakaoma iyo inoshandura granite isina kugadzirwa kuita zvishandiso zvine hungwaru hwakanyanya. Maitiro aya akafanana neezvikamu zvemuchina wegranite asi achinyanya kukoshesa kupenya kwepamusoro uye hungwaru hwejometri.

1. Kusarudzwa Kwezvinhu: Granite nhema yemhando yepamusoro, ine giraidhi rakatsetseka, inowanzo torwa kubva kumagori anozivikanwa nehunyanzvi hwayo hwepamusoro, ndiyo inosarudzwa. Izvi zvinoita kuti pave nekuoma kushoma uye huwandu hwayo huenderane.

2. Kucheka Zvakakomba uye Kuderedza Kushushikana: Mabhuroko makuru anochekwa kuita saizi dzinofungidzirwa, zvichiteverwa nekukwegura kwechisikigo kwenguva refu uye kupisa kunogara kwenguva refu. Danho iri rekuderedza kushushikana rakakosha kudzivirira shanduko dzezviyero zvemangwana muchigadzirwa chapera.

3. Kugadzira Machini Nemazvo: Michina yepamusoro yeCNC inoshandiswa kugadzira granite, zvichigadzira chimiro chekutanga chechishandiso chekuyera. Danho rino rinotarisa pakuwana zviyero uye geometries zviri pedyo nekupedzisira.

4. Kukwesha uye Kupukuta: Iri ndiro danho rakakosha kwazvo kuti uwane kunyatsojeka kunodiwa. Nyanzvi dzine hunyanzvi dzinoshandisa michina yakasarudzika yekukwesha uye mishonga inokwesha kuti dzikweshe nekupukuta nzvimbo dzegranite zvakanyatsonaka kuti dzive dzakatetepa uye dzakapfava. Maitiro aya anodzokororwa anosanganisira kuyera nguva dzose nekunatswa kusvika kukwirira kwaunoda kwasvika.

5. Kugadzirisa uye Kupa Chitupa: Chishandiso chega chega chakapedzwa chinoongororwa zvakasimba uchishandisa zvishandiso zvakarurama zvakaita se autocollimators, mazinga emagetsi, uye interferometers. Chitupa cheNIST-traceable calibration, chinowanzo bvumidzwa zvichienderana neISO/IEC 17025 standards, chinopihwa, zvichiratidza kururama kwechishandiso uye kutevedzera mitemo yepasi rose.

Zvishandiso zvekuyera granite zvakarurama zvine simba guru pakudzora mhando dzezvinhu mumaindasitiri akasiyana-siyana, kubva mundege nemotokari kusvika kukugadzira zvinhu zve semiconductor. Kushandiswa kwazvo kunounza mabhenefiti akawanda akakosha:

•Kuvandudzwa Kwekuyera Kwekutanga: Nekupa mareferensi ekuyera akarurama uye akagadzikana, maturusi egranite anogonesa kudzora maitiro akaomarara. Izvi zvinoderedza zvikanganiso zvekugadzira nekugadzirisa patsva, zvichikonzera kuvandudzwa kwekukura kwekugadzirwa kwekutanga uye kudzikira kwemitengo yekugadzira.

•Kusimbaradzwa Kwechigadzirwa: Kuyerwa kwakarurama kunoita kuti zvikamu zvienderane nezvinodiwa pakugadzira, izvo zvinoreva kuti chigadzirwa chacho chakavimbika uye chinoshanda zvakanaka mukushandiswa kwekupedzisira.

•Kutevedzera Mitemo: Kunyatsogadzirwa kwezvishandiso zvegranite kunoita kuti zvienderane nemitemo yakasimba yemhando yepamusoro yepasi rose, iyo inokosha pakutengeserana kwepasi rose uye kuvimba kwevatengi.

•Kugadziriswa Kushoma uye Kuchengetedza Kwenguva Refu: Kugara kwenguva refu uye kusashanda kwemakemikari kwezvishandiso zvegranite zvinoita kuti pave nezvinodiwa zvishoma zvekugadzirisa, zvichibvisa mari inobatanidzwa nekudzivirira ngura uye kugadziriswazve nguva nenguva. Izvi zvinobatsira pakuchengetedza kwenguva refu zviri nani zvichienzaniswa nezvimwe zvinoshandiswa musimbi.

Zvishandiso zvekuyera granite zvakarurama, zvinosanganisira master squares, height gauge stands, uye surface plates, zvinomiririra kururama uye kuvimbika kwepamusoro pemetrological. Hunhu hwazvo hwepakutanga—kugadzikana kwakanyanya, kudzikamisa vibration, uye kuramba kupfeka uye ngura—zvinoita kuti zvive zvinhu zvakakosha mukudzora mhando yemazuva ano. Sezvo maindasitiri achiramba achida mwero unowedzera wekururama, basa regranite mukupa kururama kwekutanga kwekuyera nekuongorora richangokura. Zvishandiso izvi hazvisi zvishandiso chete; ndizvo zvinochengetedza hunhu, zvichiona kuti chikamu chimwe nechimwe, kubva pa microchip diki kusvika kuchikamu chikuru chemuchadenga, chinosangana nemiyero isingachinji yenyika inotungamirwa nekururama.