Nke nta nke nta nke nta nke nta ịkpụzi mgbanye

Nke a na-eji nwayọọ nwayọọ na-akpụzi skru bụ site na ígwè 38CrMoAla. Akụrụngwa dị oke mkpa maka ịghasa arụmọrụ, anyị na-ahọrọ nchara siri ike na nke na-eguzogide ọgwụ sitere n'aka ndị na-emepụta nchara China a ma ama nke na-emezu ụkpụrụ mba (GB/T 3077).

Ihe nkedo nke ntanye nke ntanye nke Nanhaiya nwere akụkụ mkpakọ dị ogologo, na-agbakarị ihe dịka 50% nke ogologo ịghasa. Omimi nke screw groove ji nke nta nke nta na-agbada site na ngalaba nri ruo na ngalaba metering, na-eme ka ebufe plastik dị nro, mkpakọ, na plasticization. Ntughari ike n'oge plasticization dị nwayọọ, na mmetụta ịkpụcha ihe na rọba n'ime ịghasa ahụ ji nwayọọ nwayọọ na-abawanye, na-eme ka usoro nhazi plasticization kwụsị n'okpuru ọnọdụ dị nro.  

Nanhaiya's gradual injection molding screw barrels enweela ọtụtụ R&D na ndozi yana ugbu a etinyere n'ahịrị mmepụta nke ndị nrụpụta dị iche iche, na-enweta arụmọrụ ọgbara ọhụrụ. Anyị na-enye akwụkwọ ikike afọ 1-2, dabere na nha mgbakwunye ihe akọwapụtara. Orù Nanhaiya na-enweta usoro nitriding, yana akwa akwa nickel-tungsten alloy gbara 0.8 ~ 2m n'akụkụ ebe kachasị eyi uwe. Nke a na-abawanye ike nke gbọmgbọm ahụ bụ HRC55 ~ 62, na-ebuli nguzogide iyi site ugboro 2-3.

Oke (Nkọwapụta)

Njirimara na Ngwa

Ihe nkedo nke ntanye nke Nanhaiya ji nwayọọ nwayọọ na-akpụzi, yana akụkụ mkpakọ ya dị ogologo, na-enweta "plastic dị nro" nke plastik amorphous na nke nwere mmetụta ọkụ. Site na kpo oku ngwa ngwa na ịkwa akwa na-aga n'ihu, ọ na-egbochi mmebi ihe mgbe ọ na-eme ka ọ bụrụ otu agbaze, na-eme ka ọ dị mma maka ngwa ndị chọrọ nkwụsi ike plasticization dị elu. Ngalaba mkpakọ na-abụkarị maka 40%-60% nke ogologo ịghasa mkpokọta, ogologo oge karịa skru mberede (naanị 5%-15%), na-enye ohere mgbanwe maka ihe ahụ. Site na oghere miri emi nke ngalaba nri na oghere na-emighị emeri nke akụkụ mita, omimi na-ebelata nwayọọ nwayọọ na-aga n'ihu, na-enweghị ihe ngosi mgbanwe "na mberede" doro anya, si otú a na-egbochi mkpakọ siri ike nke ihe. Akụkụ nri na metering na-agbanwe n'enweghị nsogbu site na ngalaba mkpakọ ogologo, na-ekepụta usoro ịghasa oghere na-aga n'ihu ma na-egbochi mkpokọta mpaghara ma ọ bụ mgbanwe nrụgide mberede n'oge mbufe ihe.

Ihe nkedo ịkpụzi gradient kwesịrị ekwesị maka polyvinyl chloride (PVC), polystyrene (PS), polycarbonate (PC), polysulfone (PSU), na resin ABS. Plastics ndị a nwere oke okpomọkụ dị nro dị nro (dịka ọmụmaatụ, PVC, ihe dịka 80-160 Celsius) ma ọ bụ nkwụsi ike na-adịghị mma (dịka, PC, nke nwere ike ịda mbà n'obi na okpomọkụ karịrị 300 Celsius C), na-achọ ebe dị nro plasticizing.

Nkọwa ngwaahịa

Igwe ọkụ dị elu, nhazi nkenke, na usoro nitriding na-eme ka arụ ọrụ zuru oke nke ihe ndị bụ isi.

A na-eji akwa nickel-tungsten alloy na-eme ka mpaghara ndị na-adịghị ike nke ịghasa na gbọmgbọm dịkwuo ike, na-enweta akwa oyi akwa 0.8-2.0mm ma na-eme ka nguzogide eyi dịkwuo mma.