Otu ihe kachasị mkpa n'ibu ọrụ nke ịghasa extruder bụ ịghasa. Nhazi kwesịrị ekwesị nke geometry nke extruder ịghasa bụ ihe dị oké mkpa maka ịrụ ọrụ kwesịrị ekwesị nke extruder.
Otu ihe kacha mkpa n'ibu nke aịghasa extruderbụ ịghasa.Ezigbo imewe nke geometry nke extruder ịghasa bụ ihe dị oké mkpa dị mkpa na-arụ ọrụ kwesịrị ekwesị nke extruder.Ọ bụrụ na ọgba aghara mbufe ihe na-eme n'ihi geometry na-ezighi ezi, ọbụlagodi sistemụ njikwa kọmputa kachasị ọkaibe enweghị ike idozi nsogbu ahụ.A na-ewerekarị imewe screw dị ka ihe nka karịa sayensị.N'ihi ya, echiche na-ezighị ezi banyere akụkụ ụfọdụ nke screw design ka na-aba ụba taa.Ebe ọ bụ na a na-emepụta tiori nke otu ịghasa extrusion ugbu a nke ọma, imewe nke kposara maka otu ịghasa extruders nwere ike ịdabere na ụkpụrụ injinia siri ike.N'ihi ya, ịghasa imewe maka otu ịghasa extruders ekwesịghịzi ịbụ nka, ma sayensị dabere na ụkpụrụ nke polymer nhazi engineering.
N'ụzọ dị mwute, ndị mmadụ na-etinye aka na screw chepụta anaghị adị ọhụrụ mgbe niile na tiori extru-sion.N'ihi ya, ọtụtụ extruder kposara na-eji taa na-arụ ọrụ nke ukwuu n'okpuru kacha kwere omume ịrụ ọrụ, naanị n'ihi na-ezighị ezi ịghasa imewe.An ihe atụ bụ ka na-ahụkarị ojiji nke square pitch extruder ịghasa.Nke a bụ ascrew na pitch mgbe niile na pitch bụ nhata dayameta nke ịghasa; pitch a kwekọrọ na akụkụ helix nke 17.66.Enwere ike igosi n'ụzọ dị mfe na square pitch adịghị mma n'ihe gbasara ịgbaze na ịgbaze nnyefe maka ọtụtụ polymers.Amara eziokwu a kemgbe mmalite afọ 1950, ma ọtụtụ screws ndị a na-eji eme ihe taa ka na-eji nhazi oghere square mgbe niile.
Otu ihe nwere ike itinye aka na ọnọdụ ihe dị na nhazi screw bụ na enwebeghị ederede zuru oke gbasara nhazi screw.Ebumnobi nke isiakwụkwọ a bụ igosi ka e nwere ike isi jiri tiori extrusion chepụta skru extruder nke ọma.Olileanya, nke a ga-enye ntọala siri ike, dabere na ụkpụrụ injinia, nke sitere na nke a ga-esi na-emepụta ụdị screw dị mma ma dị irè n'ọdịnihu.Ụkpụrụ nke ịhịa aka n'ahụ abụghị naanị ihe dị mkpa n'ịmepụta screws extruder ọhụrụ, kamakwa na nyocha nke nsogbu nhazi nke eriri extrusion dị ugbu a.Ọ dị mkpa ka ị nwee ike ịmata ma nsogbu ọ metụtara nhazi nke screw adịghị mma ma ọ bụ akụkụ ọzọ nke usoro ahụ.Ya mere, ịmara ụkpụrụ bụ isi nke ịghasa imewe dị mkpa n'ezie onye ọ bụla metụtara extruders.
Oge nzipu: Nov-30-2017