Ụkpụrụ nke nchikota ejima ịghasa gbọmgbọm

Ngalaba gbọmgbọm oghere

Ụfọdụ atụmatụ gbọmgbọm na-enye nhazi pụrụ iche nke ejima ịghasa extruders. Mgbe anyị na-ejikọta gbọmgbọm ọ bụla na nhazi ihe nkedo kwesịrị ekwesị, anyị ga-eduzi ọmụmụ ihe n'ozuzu na nke miri emi nke nke ọ bụla n'ime ụdị gbọmgbọm ndị a maka otu ọrụ kpọmkwem na akụkụ ahụ nke extruder.

Ngalaba gbọmgbọm ọ bụla nwere ọwa nwere ụdị 8 nke skru na-esi na ya na-agafe. gbọmgbọm mepere emepe nwere ọwa mpụga iji nye ohere inye nri ma ọ bụ ịwụsa ihe na-agbanwe agbanwe. Enwere ike iji atụmatụ gbọmgbọm mepere emepe maka nri na ikpochapụ, enwere ike itinye ya ebe ọ bụla na ngwakọta gbọmgbọm dum.

 

Nri

N'ụzọ doro anya, a ghaghị inye ihe ahụ n'ime extruder ka ịmalite ịgwakọta. gbọmgbọm nri bụ gbọmgbọm mepere emepe emebere ka ọ nwee oghere n'elu gbọmgbọm ebe a na-esi na ya rie nri. Ọnọdụ kachasị maka drum nri bụ na ọnọdụ 1, nke bụ gbọmgbọm mbụ na ngalaba usoro. A na-atụ ihe granular na ihe ndị na-asọ asọ n'efu site na iji feeder, na-enye ha ohere ịdaba ozugbo na extruder site na mpempe akwụkwọ nri wee rute ihe nkedo.

Ntụ ntụ nwere obere njupụta na-ebutekarị ihe ịma aka ebe ikuku na-ebukarị ntụ ntụ. Ikuku ndị a na-agbapụ na-egbochi eruba ntụ ntụ, na-ebelata ikike nke ntụ ntụ na-eri nri na ọnụego achọrọ.

Otu nhọrọ maka nri ntụ ntụ bụ ịtọ barel abụọ mepere emepe na barel abụọ mbụ nke extruder. N'ebe a, a na-enye ntụ ntụ n'ime gbọmgbọm 2, na-ekwe ka ikuku ikuku na-agbanye na gbọmgbọm 1. A na-akpọ nhazi a ngwaọrụ n'azụ. Igwe ikuku n'azụ na-enye ọwa maka ikuku ga-esi na extruder pụọ na-egbochighị chute nri. Site na mwepụ nke ikuku, ntụ ntụ nwere ike inye nri nke ọma.

Ozugbo a na-enye polymer na ihe mgbakwunye n'ime extruder, a na-ebuga ihe ndị a siri ike gaa na mpaghara agbaze, ebe a na-agbaze polymer ma jikọta ya na ihe mgbakwunye. Enwere ike inye nri mgbakwunye na mpaghara mgbaze site na iji nri akụkụ.

Ụkpụrụ nke ngwakọta ejima screw barrel (1)

Egwu

A pụkwara iji akụkụ tube na-emeghe maka iyuzucha; A ghaghị ịwụpụ uzuoku na-agbanwe agbanwe nke a na-emepụta n'oge usoro ngwakọta tupu polymer gafere n'ọnwụ.

Ọnọdụ kacha pụta ìhè nke ọdụ ụgbọ mmiri na-ekpo ọkụ bụ n'akụkụ njedebe nke extruder. A na-ejikọkarị ọdụ ụgbọ mmiri a na-ekpocha ọkụ na mgbapụta agụụ iji hụ na a na-ewepụ ihe niile na-agbanwe agbanwe na-ebu na polymer gbazere tupu ha esi na isi ebu. The fọdụrụ uzuoku ma ọ bụ gas na gbazee nwere ike iduga ogbenye urughuru àgwà, gụnyere ụfụfụ na mbelata mbukota njupụta, nke nwere ike imetụta nkwakọ mmetụta nke ahụ.

Akụkụ gbọmgbọm mechiri emechi

Ihe na-emekarị n'ofe akụkụ nke gbọmgbọm bụ n'ezie gbọmgbọm mechiri emechi. Akụkụ gbọmgbọm ahụ na-ekpuchi polymer gbazee kpamkpam n'akụkụ anọ nke extruder ahụ, na-enwe naanị otu oghere nwere ụdị 8 nke na-enye ohere ka etiti nke ịghasa gafere.

Ozugbo a na-enyefe polymer na ihe mgbakwunye ọ bụla n'ụzọ zuru ezu n'ime extruder, ihe ahụ ga-agafe na ngalaba nnyefe, polymer ga-agbaze, a ga-agwakọta ihe niile na-emepụta ihe na polymer. gbọmgbọm mechiri emechi na-enye njikwa okpomọkụ maka akụkụ niile nke extruder, ebe gbọmgbọm mepere emepe nwere obere ọkụ na ọwa jụrụ oyi.

Ụkpụrụ nke ngwakọta ejima screw barrel (2) 

Ịchịkọta gbọmgbọm extruder

Dị ka ọ na-adịkarị, onye na-emepụta ihe ga-agbakọta extruder, na nhazi gbọmgbọm dabara na nhazi usoro achọrọ. N'ọtụtụ usoro ngwakọta, extruder nwere oghere nri na-emeghe na gbọmgbọm nri 1. Mgbe ngalaba nri a gasịrị, e nwere ọtụtụ gbọmgbọm mechiri emechi na-ebufe ihe siri ike, gbazee polymers, na mix polymers gbazee na ihe mgbakwunye ọnụ.

Nchikota cylinder nwere ike dị na cylinder 4 ma ọ bụ 5 ka enye ohere maka nri mpụta nke mgbakwunye, na-esote ọtụtụ cylinders mechiri emechi iji nọgide na-agwakọta. Ọdụ ụgbọ mmiri na-ekpochapụ agụụ ahụ dị nso na njedebe nke onye na-apụ apụ, na-esote gbọmgbọm ikpeazụ mechiri emechi n'ihu isi ọnwụ. Enwere ike ịhụ ihe atụ nke ịgbakọta gbọmgbọm na foto 3.

A na-egosipụtakarị ogologo nke extruder dị ka oke ogologo na dayameta ịghasa (L/D). N'ụzọ dị otú a, mgbasawanye nke ngalaba usoro ahụ ga-adị mfe, dị ka obere extruder na L / D ruru 40: 1 nwere ike gbasaa n'ime extruder na nnukwu dayameta na ogologo L / D nke 40: 1.

Ụkpụrụ nke ngwakọta ejima screw barrel (3)


Oge nzipu: Eprel-04-2023