Tare da fadi da aikace-aikace na ba ferrous karafa, gami da sauran kayan da kyau plasticity da taurin, yana da wuya a cika madaidaicin bukatun ga ciki thread aiki na wadannan kayan tare da talakawa taps.
Ayyukan sarrafawa na dogon lokaci ya tabbatar da cewa kawai canza tsarin yankan famfo (kamar neman mafi kyawun lissafin lissafi) ko amfani da sabon nau'in kayan famfo ba zai iya cika buƙatun inganci mai inganci da ƙarancin samarwa ba. kudin machining dunƙule ramukan.
"Cold extrusion chipless processing" wata sabuwar hanyar sarrafa zaren ciki ce, wato, a kan ramin kasan kayan aikin da aka riga aka kera, ana amfani da tapless (tap ɗin extrusion) don kwantar da kayan aikin don samar da nakasar filastik don samar da zaren ciki. .
Domin sarrafa fitar da sanyi ba tare da ɓata lokaci ba na iya kammala sarrafa zaren ciki wanda ba za a iya yin shi ta hanyar yankan famfo na yau da kullun ba, don haka aikace-aikacen wannan tsari yana ƙaruwa sosai, kuma sarrafa famfo na extrusion shima yana da daraja ga mutane. .
Conical extrusion mazugi shine mafi yawan amfani da mazugi ba tare da guntuwa ba, wanda ke da fa'idodin extrusion haske, ƙarami mai ƙarfi, da ƙarancin zaren da aka sarrafa.Saboda diamita na waje da diamita na tsakiya duka suna da tapers, niƙa na wannan mazugi mai ɓarna ya fi rikitarwa fiye da na mazugi mai cylindrical extruded: yayin niƙa, kusurwar mazugi mai faɗin diamita na tsakiya yana gane ta taper, kuma farantin mutu. shine The worktable yana motsawa kuma yana korar firam ɗin niƙa don motsawa cikin radially don kammala niƙa na fam ɗin chipless a cikin kusurwar taper.
Lokacin aikawa: Janairu-09-2023