Ntugharị, igwe igwe, nhazi ihe, igwu mmiri, ịkụ ala, na-agwụ ike, izi ezi kachasị elu nke ngwaọrụ igwe ndị a na ọkwa nnabata nke ụzọ nhazi dị iche iche nwere ike nweta bụ ebe a.
Na-atụgharị
Usoro ịkpụ nke workpiece na-atụgharị na ngwá ọrụ na-atụgharị na-agagharị n'ahịrị kwụ ọtọ ma ọ bụ akụkụ na ụgbọ elu.A na-eme ntụgharị n'ozuzu na lathe, nke a na-eji mee ihe n'ime ime na mpụga cylindrical, njedebe ihu, conical na-ebupụta, na-akpụ elu na eri nke workpieces.
Ntụgharị ziri ezi bụ IT8-IT7, na ịdị nro dị elu bụ 1.6 ~ 0.8 μm.
1) Ntugharị siri ike ga-anakwere nnukwu ịkpụ omimi na ọnụ ọgụgụ nri buru ibu iji melite arụmọrụ ntụgharị na-enweghị ibelata ọsọ nke ịkpụ, mana izi ezi na-arụ ọrụ nwere ike iru IT11 naanị na ịdị nro dị elu bụ R α 20 ~ 10 μ m.
2) A ga-anakwere ọsọ ọsọ dị elu na obere nri nri na mbelata omimi dị ka o kwere mee maka ntụgharị ọkara na-atụgharị ma na-atụgharị.The machining izi ezi nwere ike iru IT10 ~ IT7, na elu roughness bụ R 10 ~ 0.16 μm.
3) Oke ọsọnkenke ntụgharị nke akụkụ igwe anaghị agba ncharana ngwaọrụ ntụgharị diamond nke a na-egbu maramara nke ọma na lathe dị elu nwere ike ime ka nhazi nke igwe ruru IT7 ~ IT5, na ịdị njọ nke elu bụ R α 0.04 ~ 0.01 μ m.A na-akpọ ụdị ntụgharị a "ntụgharị enyo".
Ịgba igwe
Milling na-ezo aka n'iji ngwá ọrụ dị iche iche na-agbagharị agbagharị iji belata workpieces, nke bụ usoro nhazi nke ọma.Ọ dabara maka machining ụgbọ elu, uzo, dị iche iche na-akpụ na-ebupụta (dị ka spline, gia na eri) na pụrụ iche elu nke anwụ.Dị ka otu ma ọ bụ na-abụghị direction nke isi ije ọsọ na workpiece ndepụta ntụziaka n'oge egwe ọka, ọ nwere ike kewara n'ihu-egwe ọka na agbara-egwe ọka.
The machining izi ezi nke egwe ọka nwere ike n'ozuzu iru IT8 ~ IT7, na elu roughness bụ 6.3 ~ 1.6 μm.
1) The machining ziri ezi n'oge siri ike egwe ọka bụ IT11 ~ IT13, na elu roughness bụ 5 ~ 20 μm.
2) Machining izi ezi IT8 ~ IT11 na elu roughness 2.5 ~ 10 na ọkara nkenke-egwe ọka μ m.
3) The machining izi ezi n'oge nkenke-egwe ọka bụ IT16 ~ IT8, na elu roughness bụ 0.63 ~ 5 μm.
Atụmatụ
Planing bụ a ọnwụ usoro na-eji a planer ka kehoraizin ikwu linear reciprocating ngagharị na workpiece, nke a na-bụ-eji maka contour nhazi nke akụkụ.
The machining izi ezi nke planing nwere ike n'ozuzu iru IT9 ~ IT7, na elu roughness bụ Ra6.3 ~ 1.6 μm.
1) Roughing machining ziri ezi nwere ike iru IT12 ~ IT11, na elu roughness bụ 25 ~ 12.5 μm.
2) The ọkara finishing machining izi ezi nwere ike iru IT10 ~ IT9, na elu roughness bụ 6.2 ~ 3.2 μm.
3) The nkenke nke imecha planing nwere ike iru IT8 ~ IT7, na elu roughness bụ 3.2 ~ 1.6 μm.
Na-egweri
Egweri na-ezo aka na usoro nhazi nke iwepụ ihe ndị na-emebiga ihe ókè na-arụ ọrụ na-eji ngwá ọrụ abrasive na abrasive.Ọ bụ nke imecha ma jiri ya mee ihe na ụlọ ọrụ mmepụta igwe.
A na-ejikarị egweri maka ọkara imecha na imecha, na izi ezi nke IT8 ~ IT5 ma ọ bụ karịa, na elu roughness bụ n'ozuzu 1.25 ~ 0.16 μm.
1) The elu roughness nke nkenke egweri bụ 0.16 ~ 0.04 μm.
2) Ultra ziri ezi egweri elu roughness bụ 0.04-0.01 μm.
3) Ọdịdị elu nke igwe enyo nwere ike iru 0.01 μ M n'okpuru.
Ịkụ ala
Ịkụ ala bụ ụzọ bụ isi nke nhazi oghere.A na-ejikarị igwe na-egwupụta ihe na igwe lathes, ma ọ bụ n'igwe na-agwụ ike ma ọ bụ igwe-egwe ọka.
The machining izi ezi nke mkpọpu ala dịtụ ala, na-erukarị IT10, na elu roughness bụ n'ozuzu 12.5 ~ 6.3 μm.Mgbe mkpọpuchara, a na-ejikarị reaming na reaming emecha ọkara na imecha.
Na-agwụ ike
Na-agwụ ike bụ ụdị usoro igbutu dayameta dị n'ime nke na-eji ngwá ọrụ na-ebuwanye oghere ma ọ bụ akụkụ okirikiri ndị ọzọ.Ngwa ya na-abụkarị site na igwe siri ike ruo n'imecha.Ngwá ọrụ a na-ejikarị na-abụkarị otu akụkụ na-agwụ ike (a na-akpọ mmanya na-agwụ ike).
1) The na-agwụ ike izi ezi nke ígwè ihe nwere ike n'ozuzu iru IT9 ~ IT7, na elu roughness bụ 2.5 ~ 0.16 μm.
2) The machining izi ezi nke nkenke na-agwụ ike nwere ike iru IT7 ~ IT6, na elu roughness bụ 0.63 ~ 0.08 μ m.
Mara:Nrụpụta nke ọmaa na-ejikarị akọwa ịdị mma nke ngwaahịa, ọ bụkwa okwu a na-eji enyocha akara geometric nke elu igwe arụpụtara.Ụkpụrụ maka ịlele izi ezi nke igwe bụ ọkwa ndidi.Enwere ụkpụrụ 20 sitere na IT01, IT0, IT1, IT2, IT3 ruo IT18, n'ime nke IT01 na-anọchite anya izi ezi machining kachasị elu nke akụkụ ahụ, IT18 na-anọchite anya izi ezi igwe kacha ala nke akụkụ ahụ.Igwe na-egwuputa ihe n'ozuzu bụ nke IT7, igwe ọrụ ugbo n'ozuzu bụ nke IT8.Dị ka ọrụ dị iche iche nke akụkụ ngwaahịa si dị, nhazi nhazi nke a chọrọ iji nweta dị iche, na ụdị nhazi na usoro ahọpụtara dịkwa iche.
Oge nzipu: Nov-07-2022