6,zarenaunawa

Don ma'aunin daidaitaccen zaren gaba ɗaya, ana amfani da ma'aunin zobe na zare ko ma'aunin filogi don aunawa.

Saboda ma'aunin zaren yana da yawa, ba zai yiwu a auna kowane ma'aunin zaren ɗaya bayan ɗaya ba, yawanci muna amfani da ma'aunin zaren (zaren ma'aunin zaren, ma'aunin filogi) don yin hukunci da zaren gaba ɗaya.Wannan nau'in dubawa yana nufin hanyar karɓar karɓar nau'in taro na analog, ba kawai dacewa ba, abin dogaro, kuma ainihin abin da ake buƙata tare da zaren gama gari yana da kyau, saboda wannan ya zama mafi yawan hanyar binciken yarda gabaɗaya da ake amfani da ita a ainihin samarwa a halin yanzu.

7, ma'aunin zaren (diamita na tsakiya)

A cikin haɗin zaren, girman diamita na tsakiya ne kawai ke ƙayyade yanayin dacewa da zaren, don haka yadda za a yi hukunci daidai ko matsakaicin diamita ya cancanta yana da mahimmanci.Dangane da gaskiyar cewa girman diamita na tsakiya ya kamata ya tabbatar da cewa an cimma mafi kyawun aikin sabis na zaren, an ƙayyade ma'auni don cancantar diamita na tsakiya a cikin ma'auni: "Tsarin diamita na ainihin zaren bai kamata ya wuce ba. tsakiyar diamita na mafi girma m haƙoran profile.Diamita na tsakiya guda ɗaya na kowane ɓangaren zaren na ainihi bai kamata ya wuce tsakiyar diamita na mafi ƙanƙantar ƙaƙƙarfan siffar hakori ba.”

Ma'aunin diamita guda ɗaya mafi dacewa yana da nau'i biyu a halin yanzu, ɗaya shine a yi amfani da micrometer diamita na zaren don auna diamita, ɗaya kuma a yi amfani da ma'aunin hanyar allura guda uku (Na yi amfani da ita shine ma'aunin hanyar allura uku).

8. Makin da ya dace da zaren:

Fitar da zaren shine girman sako-sako ko matsattse tsakanin zaren dunƙulewa, kuma ƙimar dacewa shine ƙayyadaddun haɗe-haɗe da juriya da ake amfani da su akan zaren ciki da waje.

(1) Domin zaren inci iri ɗaya, akwai nau'ikan zaren guda uku: 1A, 2A da 3A na zaren waje, sai kuma maki uku: 1B, 2B da 3B na zaren ciki, waɗanda duk sun dace.Mafi girma lambar sa, da matsi da dacewa.A cikin zaren inch, an kayyade karkacewar don sa 1A da 2A kawai, sa 3A sifili ne, kuma sa 1A da 2A daidai suke.

Mafi girman adadin maki, ƙaramin haƙuri, kamar yadda aka nuna a cikin adadi:

1) Class 1A da 1B, aji mai sassaucin ra'ayi, wanda ya dace da dacewa da zaren ciki da waje.
2) Class 2A da 2B sune mafi yawan nau'ikan jurewar zaren da aka kayyade a cikin jerin na'urorin injina na Biritaniya.
3) Class 3A da 3B, dunƙule don samar da mafi m fit, dace da fasteners tare da m tolerances, don key zane na aminci.
4) Don zaren waje, akwai madaidaicin karkata zuwa aji 1A da 2A, amma ba don aji 3A ba.Haƙuri ajin 1A shine 50% girma fiye da juriyar 2A ajin, 75% girma fiye da juriyar ajin 3A da 30% mafi girma fiye da juriyar ajin 2B don zaren ciki.1B ya fi kashi 50 girma fiye da 2B kuma kashi 75 ya fi 3B girma.

(2)zaren awo, Zaren waje yana da darajar zaren gama gari: 4H, 6E, 6g da 6H, zaren ciki yana da ƙimar zaren gama gari: 6g, 6H, 7H.(An raba ma'aunin daidaiton zaren dunƙule na yau da kullun zuwa I, II, III, yawanci II) a cikin zaren awo, ainihin karkatar da H da H sifili ne.Muhimmin karkata na G yana da kyau, kuma na E, F, da G mara kyau ne.Kamar yadda aka nuna a cikin adadi:

1) H shine matsayi na gama gari na juriya don zaren ciki, kuma gabaɗaya ba a yi amfani da shi azaman rufin saman ƙasa, ko tare da Layer phosphating na bakin ciki sosai.Ana amfani da ainihin karkatar da matsayin G don lokuta na musamman, kamar plating mai kauri, kuma ba kasafai ake amfani da shi ba.

2) G ana amfani dashi da yawa don sanya suturar bakin ciki na 6-9um, kamar bolts na 6h da samfuran samfuran ke buƙata, zaren kafin plating zai ɗauki band ɗin haƙuri na 6g.

3) Zaren ya fi dacewa a haɗa shi cikin H / G, H / H ko G / H, don kusoshi, goro da sauran zaren mai ladabi mai ladabi, daidaitaccen shawarar 6H / 6g ya dace.

Matsakaicin daidaito na daidaito don zaren gama gari
Naman alade: 6H kullu: 6g
Matsakaicin daidaito na zaren da ke da nauyi mai kauri
Kwaya: 6G Bolt: 6E
Babban madaidaicin daraja
Kwaya: 4H Bolt: 4H, 6h

9, zaren musamman na gama-gari

Zaren taɓawa: Zare mai faɗi da babban gubar.
GB/T5280 JIS B1007