Okwu mmalite nke Hexagon isi bolt

Ihe mkpuchi hexagon na-ezo aka na ngwa ngwa nke isi na ịghasa mejupụtara. A na-ekewa ihe mkpuchi ahụ na mkpuchi ígwè na igwe anaghị agba nchara dịka ihe onwunwe si dị, ya bụ,hexagon-isi bolt (eri akụkụ)- Ọkwa C nahexagon-isi bolt (eriri zuru oke)- Ọkwa C

Nkenhazi usoronkehexagon boltsbụ dị ka ndị a:

1, bee, na-eji pụrụ iche mkpa ka ebipụ ihe rapaara na shiee ebu n'ime oghere dị anyị mkpa n'otu ụzọ.

2. Mbụ ntụmadị, nzọụkwụ a bụ tumadi ka ịpịa oghere na azụ ntụmadị megide oghere oghere, wee kwapụ oghere ahụ mgbe ejiri nwayọọ na-akpụ.

3. Nke abụọ ịkụ ọkpọ, nke yiri nke a dị n'elu nzọụkwụ, bụ ime nke abụọ nnukwu anwụ na-anwụ anwụ extrusion, nke mere na oghere ga-aghọ oblate mgbe nhazi.

4, Atọ-punching, nke bụ nke atọ oge hazie na ntụmadị ebu, na-eji hexagonal atọ ntụmadị anwụ isi bee. Mgbe isi hexagonal nke akụrụngwa ji nwayọọ nwayọọ na-etolite, a na-atụgharị ihe ndị ahụ n'ime ihe a na-emepụta maka oge nke atọ iji pịa ihe ahụ. N'ikpeazụ, mgbe a na-ebipụ isi hexagonal, a rụchara ọrụ ahụ.

Ọkwa arụmọrụ

A na-ekewa ọkwa arụmọrụ nke bolts ejiri maka njikọ nhazi ígwè n'ime ihe karịrị 10akara ule, gụnyere 4.6, 4.8, 5.6, 6.8, 8.8.10.9, 12.9,wdg N'ime ha,bolts nke klas 8.8na n'elu na-mere nke ala carbon alloy ígwè ma ọ bụ ọkara carbon ígwè na okpomọkụ na-emeso (quenched na tempered), nke a na-akpọkarị dị ka elu-ike bolts, na ndị ọzọ n'ozuzu na-ezo aka dị ka nkịtị bolts. Akara ọkwa arụmọrụ bolt nwere akụkụ abụọ nke ọnụọgụgụ, nke na-anọchi anya uru ike tensile ọnụ na ntinye ike nke ihe bolt. Ọmụmaatụ:

Bolts nwere ọkwa arụmọrụ nke 4.6 pụtara:

1. The nominal tensile ike nke bolt ihe ruru 400MPa;

2. Nkwenye ike nke ihe mkpuchi bụ 0,6;

3. Ike mkpụrụ ọnụ nke ihe mkpuchi ruru 400 × 0.6 = 240MPa

Mgbochi ike dị elu na ọkwa arụmọrụ nke 10.9 nwere ike iru ihe ndị a mgbe ọgwụgwọ okpomọkụ gasịrị:

1. The nominal tensile ike nke bolt ihe ruru 1000MPa;

2. The mkpụrụ ike ruru nke bolt ihe bụ 0,9;

3. Ike mkpụrụ ọnụ nke ihe mkpuchi ruru 1000 × 0.9 = 900MPa larịị.

Ihe akara ngosi bolt pụtara bụ ọkọlọtọ mba ụwa. Ọrụ nke bolts nwere otu ọkwa arụmọrụ bụ otu n'agbanyeghị ihe onwunwe ha na ebe ha si malite. Naanị ọkwa arụmọrụ nwere ike ịhọrọ na imewe.

Ụlọ ọrụ anyịtumadi na-emepụtabolts hex siri ike,hex akụ,B7 eriri eririna afọ 20 akụkọ ihe mere eme. Anyị bi na Ningbo, Zhejiang Provoin, China.