Gabatarwa na Hexagon head bolt

Kullin hexagon yana nufin abin ɗaure wanda ya ƙunshi kai da dunƙule. An raba gunkin zuwa bakin karfe da bakin karfe bisa ga kayan, wato.hexagon-head bolt (partial thread)- Darasi C da kumahexagon-head bolt (cikakken zaren)- Darasi C

Thetsarin sarrafawanakusoshi hexagonshine kamar haka:

1. Yanke, amfani da almakashi na musamman don yanke kayan da aka makale a cikin mold mai ƙarfi a cikin blanks da muke buƙata a cikin shugabanci guda.

2. Buga na farko, wannan matakin shine a datse babur tare da naushin baya akan naushin da ba komai ba, sannan a tunkuda babur bayan an yi sannu a hankali.

3. Yin naushi na biyu, wanda yayi kama da mataki na sama, shine aiwatar da babban mutun na biyu kuma ya mutu extrusion, ta yadda babur zai zama oblate bayan sarrafa shi.

4. Yin naushi uku, wanda shine karo na uku don aiwatar da naushi, yana amfani da cibiya mai girman naushi uku don yanke. Lokacin da kan mai hexagonal na albarkatun kasa ya yi sannu a hankali, ana tura danyen a cikin kwandon a karo na uku don buga gyambon. A ƙarshe, lokacin da aka yanke kan hexagonal, an kammala samarwa.

Matsayin aiki

An raba darajar aikin kusoshi da aka yi amfani da su don haɗin tsarin ƙarfe zuwa fiye da 10maki, gami da 4.6, 4.8, 5.6, 6.8, 8.8.10.9, 12.9,da dai sauransu daga cikinsu.Matsakaicin darajar 8.8kuma na sama an yi su ne da ƙananan ƙarfe na carbon alloy ko matsakaicin ƙarfe na carbon da zafi da aka yi amfani da su (quenched and tempered), wanda gabaɗaya ake magana da su a matsayin ƙugiya mai ƙarfi, sauran kuma gabaɗaya ana kiran su da kusoshi na yau da kullun. Alamar aikin bolt ta ƙunshi sassa biyu na lambobi, waɗanda bi da bi suna wakiltar ƙimar ƙarfin juzu'i na ƙima da ƙimar ƙarfin abin da ake samu. Misali:

Bolts tare da aikin aiki na 4.6 yana nufin:

1. Ƙarfin ƙarancin ƙima na kayan kwalliya ya kai 400MPa;

2. Ƙarfin ƙarfin yawan amfanin ƙasa na kayan kwalliya shine 0.6;

3. Ƙarfin yawan amfanin ƙasa na abin rufewa ya kai 400 × 0.6=240MPa

Ƙarfin ƙarfi mai ƙarfi tare da ƙimar aiki na 10.9 na iya isa ga masu zuwa bayan maganin zafi:

1. Ƙarfin ƙarancin ƙima na kayan kwalliya ya kai 1000MPa;

2. Ƙarfin ƙarfin yawan amfanin ƙasa na kayan kwalliya shine 0.9;

3. Ƙarfin ƙididdiga na ƙididdiga ya kai 1000 × 0.9 = 900MPa matakin

Ma'anar darajar aikin bolt shine ma'auni na duniya. Ayyukan bolts tare da darajar aikin iri ɗaya ɗaya ne ba tare da la'akari da kayansu da wurin asalinsu ba. Za'a iya zaɓar darajar aikin kawai a cikin ƙira.

Kamfanin muyafi samarhigh ƙarfi hex kusoshi,hex kwayoyi,B7 zaren sandatare da tarihin shekaru 20. Mun zauna a Ningbo, lardin Zhejiang, kasar Sin.