Na saịtị akara na-agwụ ike mmanya
Dongguan Portable Tools dị ka ọkachamara emeputa nke na saịtị igwe ngwaọrụ, anyị na-emepụta na saịtị igwe ngwaọrụ, gụnyere obere eriri na-agwụ ike igwe, obere flange chere ihu igwe, obere igwe igwe igwe na ndị ọzọ na saịtị ngwaọrụ dị ka gị chọrọ. A nabatara ODM/OEM dị ka achọrọ.
Na saịtị mmanya na-agwụ ikedị ka akụkụ nke obere eriri na-agwụ ike igwe, anyị nwere ike ime ka mmanya na-agwụ ike ruo 2000-12000 mita dị ka dị iche iche size. Na dayameta na-agwụ ike nwere ike ịhazi site na 30mm-250mm dị ka ọnọdụ ọrụ saịtị si dị.
Usoro nhazi nke ụlọ mmanya na-agwụ ike gụnyere usoro ndị a:
Ịmepụta ihe: Nke mbụ, dị ka nha na ọdịdị nke mmanya na-agwụ ike ga-edozi, họrọ ihe ndị kwesịrị ekwesị maka ịkpụ ihe.
Hammering: Hammer ihe ndị e gbupụrụ iji kwalite nhazi na arụmọrụ nke ihe ndị ahụ.
Annealing: Site na ọgwụgwọ na-ekpo ọkụ, a na-ewepụ nrụgide na ntụpọ dị n'ime ihe ahụ, a na-emeziwanye plasticity na ike nke ihe ahụ.
Machining siri ike: Mee nhazi nhazi nke mbido, gụnyere ntụgharị, igwe igwe na usoro ndị ọzọ, iji mepụta ọdịdị bụ isi nke mmanya na-agwụ ike.
Quenching na tempering: Site quenching na tempering ọgwụgwọ, ihe onwunwe na-enweta ezi keukwu n'ibu Njirimara, gụnyere elu ike na elu siri ike.
Mmecha: Site na egweri na usoro ndị ọzọ, a na-edozi mmanya na-agwụ ike nke ọma iji nweta nha achọrọ na nhazi nke ọma.
High okpomọkụ tempering: Ọzọkwa melite n'ibu Njirimara nke ihe na ibelata esịtidem nchegbu.
Egweri: Mee ngwucha ikpeazụ nke mmanya na-agwụ ike iji hụ na ịdịmma elu ya na nha nha.
Iwe ọkụ: A na-eme iwe ọkụ ọzọ iji mee ka nhazi ahụ guzosie ike ma belata nrụrụ.
Nitriding: elu nke mmanya na-agwụ ike bụ nitrided iji meziwanye ike ya na iyi nguzogide.
Nchekwa (nwụnye): Mgbe emechara nhazi niile, a na-echekwa mmanya na-agwụ ike ma ọ bụ tinye ya ozugbo maka ojiji.
Nhọrọ ihe na nhazi ọgwụgwọ okpomọkụ maka ụlọ mmanya na-agwụ ike
A na-ejikarị ihe eji eme ihe na-agwụ ike, ike na-eyi akwa na nguzogide dị elu, dị ka 40CrMo alloy structural steel. Usoro ọgwụgwọ okpomọkụ gụnyere normalizing, tempering na nitriding. Normalizing nwere ike imeziwanye ihe owuwu ahụ, mee ka ike na ike sie ike; iwe iwe nwere ike iwepụ nrụgide nhazi ma belata nrụrụ; nitriding na-emewanye ike ike elu ma na-eyi nguzogide.
Nsogbu nkịtị na ngwọta maka mmanya na-agwụ ike
Nsogbu nkịtị na usoro nhazi mmanya na-agwụ ike gụnyere ịma jijiji na nrụrụ. Iji belata ịma jijiji, enwere ike iji ụzọ ịkpụ ọtụtụ ọnụ, dị ka iji diski cutter na-agwụ ike, nke nwere ike melite arụmọrụ nhazi na nkwụsi ike nke ukwuu.
Iji chịkwaa nrụrụ, a na-achọ ọgwụgwọ okpomọkụ kwesịrị ekwesị na nhazi usoro usoro n'oge nhazi. Na mgbakwunye, njikwa nrụrụ n'oge nitriding siri ike dịkwa oke egwu, yana ịdị mma kwesịrị ijide n'aka site na nnwale na nhazi usoro.
Ogwe na-agwụ ikebụ otu n'ime ihe ndị bụ isi nke akụrụngwa igwe. Ọ na-adabere na igodo nduzi abụọ iji duzie ma gaa n'ihu na azụ azụ iji nweta nri axial. N'otu oge ahụ, spindle oghere na-eme ngagharị rotary site na mgbawa nke igodo iji nweta ntụgharị okirikiri. Ogwe na-agwụ ike bụ isi ihe na-emegharị ihe nke ngwa igwe, na àgwà mmepụta ya nwere mmetụta dị oke mkpa na arụ ọrụ nke ngwá ọrụ igwe. Ya mere, nyochaa na ịmụ usoro nhazi nke mmanya na-agwụ ike bụ ihe dị mkpa maka ntụkwasị obi, nkwụsi ike na ịdị mma nke ngwá ọrụ igwe.
Nhọrọ nke ihe mmanya na-agwụ ike
Ogwe na-agwụ ike bụ isi ihe na-ebufe isi na ọ dị mkpa ka ọ nwee ihe ndị dị elu dị ka nkwụsị na-agbagọ, na-eyi nguzogide na mmetụta siri ike. Nke a na-achọ ka mmanya na-agwụ ike nwere ike zuru oke na isi na ike zuru oke n'elu. The carbon ọdịnaya nke 38CrMoAlA, a elu-edu alloy structural ígwè, na-eme ka ígwè na-enwe ike zuru ezu, na alloy ọcha dị ka Cr, Mo, na Al nwere ike na-etolite a mgbagwoju gbasasịrị agbasasị na-adọ na carbon na-kesaa ọbụna na matriks. Mgbe etinyere ya na nrụgide mpụga, ọ na-arụ ọrụ mgbochi ma na-ewusi ike. N'ime ha, mgbakwunye nke Cr nwere ike ịbawanye ike nke oyi akwa nitriding, meziwanye ike nke ígwè na isi ike; mgbakwunye nke Al nwere ike ịbawanye ike nke oyi akwa nitriding ma mee ka ọka; Mo na-ewepụkarị mgbakasị iwe nke igwe. Mgbe ọtụtụ afọ nke ule na nyocha, 38CrMoAlA nwere ike izute isi arụmọrụ chọrọ nke ụlọ mmanya na-agwụ ike na ugbu a bụ nhọrọ mbụ maka ihe mmanya na-agwụ ike.
Nhazi usoro ọgwụgwọ okpomọkụ na-agwụ ike na ọrụ
Nhazi ọgwụgwọ okpomọkụ: normalizing + tempering + nitriding. Ogwe nitriding na-agwụ ike bụ nzọụkwụ ikpeazụ na usoro ọgwụgwọ okpomọkụ. Iji mee ka isi mmanya na-agwụ ike nwee ihe ndị dị mkpa na-arụ ọrụ, wepụ nrụgide nhazi, belata nrụrụ n'oge usoro nitriding, ma kwadebe nhazi maka oyi akwa nitriding kacha mma, mmanya na-agwụ ike kwesịrị ka a gwọọ ya nke ọma tupu ikpo ọkụ tupu nitriding, ya bụ normalizing na tempering.
(1) Na-emezigharị. Normalizing bụ ikpo ọkụ nchara n'elu okpomọkụ dị oke egwu, mee ka ọ dị ọkụ ruo oge ụfọdụ, wee mee ka ikuku dị jụụ. Ọsọ jụrụ oyi dị ngwa ngwa. Mgbe emezigharị ahụ, usoro nhazi ahụ bụ ihe mgbochi "ferrite + pearlite", a na-emezi akụkụ nke akụkụ ahụ, ike na ike na-abawanye, nrụgide dị n'ime na-ebelata, na-arụ ọrụ ịkpụ. Achọghị ọrụ oyi tupu normalize, ma oxidation na decarburization oyi akwa na-emepụta site na normalizing ga-eduga ná ọghọm dị ka ụba brittleness na ezughị ezu hardness mgbe nitriding, ya mere zuru ezu nhazi ohere kwesịrị ịhapụ na normalizing usoro.
(2) Iwe iwe. Ọnụ ọgụgụ nke nhazi mgbe emezigharị ahụ dị ukwuu, a ga-emepụtakwa nnukwu nrụgide nhazi nhazi mgbe ịchachara. Iji kpochapụ nrụgide nhazi nhazi mgbe nhazi siri ike ma belata nrụrụ n'oge nitriding, ọ dị mkpa ịgbakwunye ọgwụgwọ ọkụ mgbe nhazi siri ike. Okpomọkụ na-ekpo ọkụ na-ekpo ọkụ mgbe ọ kwụsịrị, na ihe owuwu enwetara bụ ezigbo troostite. Akụkụ ndị ahụ mgbe iwere ọkụ nwere ike zuru oke na ike. Ọtụtụ akụkụ dị mkpa kwesịrị iwe ọkụ.
(3) Ọdịiche dị n'etiti usoro matriks normalizing na usoro matriks "normalizing + tempering". Ihe owuwu matriks mgbe emezigharịrị bụ blocky ferrite na pearlite, ebe usoro matriks ka “normalizing + tempering” dị mma usoro troostite.
(4) Nitriding. Nitriding bụ usoro ọgwụgwọ okpomọkụ nke na-eme ka elu nke akụkụ ahụ nwee ike dị elu ma na-eyi nguzogide, ebe isi na-ejigide ike na ike mbụ. Steel nwere chromium, molybdenum ma ọ bụ aluminom ga-enweta ezigbo mmetụta mgbe nitriding gasịrị. Ogo nke workpiece mgbe nitriding: ① Elu nke workpiece bụ ọlaọcha-agba ntụ na matte. ② The n'elu ike nke workpiece bụ ≥1 000HV, na elu ike mgbe egweri bụ ≥900HV. ③ omimi nke nitriding oyi akwa bụ ≥0.56mm, na omimi mgbe egweri bụ> 0.5mm. ④ Nrụrụ nitriding chọrọ runout ≤0.08mm. ⑤ Brittleness larịị 1 ka 2 ruru eru, nke nwere ike nweta na n'ezie mmepụta, na ọ ka mma mgbe egweri.
(5) Ọdịiche dị na nhazi n'etiti “normalizing + nitriding” na “normalizing + tempering + nitriding”. Mmetụta nitriding nke “normalizing + quenching and tempering + nitriding” dị ezigbo mma karịa nke “normalizing + nitriding”. N'ime usoro nitriding nke “normalizing + nitriding”, enwere nitrides na-agbaji agbagọ na nke nwere ụdị agịga na-adịghị ahụkebe, nke nwekwara ike iji dị ka ntụaka maka nyocha ihe omume nke mwụfu oyi akwa na-agwụ ike.
Usoro mmecha nke mmanya na-agwụ ike:
Usoro: blanking → normalizing → mkpọ ala na siri ike ntụgharị etiti oghere → siri ike ịtụgharị → quenching na tempering → ọkara imecha mbịne → siri ike egweri nke mpụta okirikiri → siri ike egweri nke taper oghere → scratching → Ọkara-emecha egweri nke ime oghere → nitriding → ọkara-emecha egweri nke taper oghere (dokwa ezi egweri ohere) → ọkara imecha egweri nke mpụta okirikiri (debere ezi egweri ikike) → egweri nke keyway → ezi egweri nke mpụta okirikiri → mma egweri nke taper onu
Ịmecha usoro mmanya na-agwụ ike. Ebe ọ bụ na a chọrọ nitrided mmanya na-agwụ ike, a na-ahazi usoro okirikiri abụọ na-agwụcha nke ọma. A na-ahazi ntụ ọka mbụ nke ọkara-emecha tupu nitriding, ebumnuche bụ ịtọ ntọala dị mma maka ọgwụgwọ nitriding. Ọ bụ isi iji chịkwaa nnabata na izi ezi geometric nke mmanya na-agwụ ike tupu ịegwe nri iji hụ na ike nke nitriding oyi akwa mgbe nitriding dị n'elu 900HV. Ọ bụ ezie na nrụrụ na-ehulata dị ntakịrị n'oge nitriding, nrụrụ tupu nitriding agaghị edozi ya, ma ọ bụghị ya, ọ nwere ike ibu naanị karịa nrụrụ mbụ. Usoro mmepụta ihe anyị na-ekpebi na inyefe okirikiri nke dị n'èzí n'oge nkwụsị nke ọkara nke mbụ bụ 0.07 ~ 0.1mm, a na-ahazi usoro ịmecha nke abụọ mgbe ọ gbasịrị mma nke oghere. Usoro a na-etinye isi ihe na-egweri n'ime oghere a na-agbanye, na nsọtụ abụọ na-ebuli elu. Otu njedebe na-agbanye oghere etiti nke obere njedebe ihu nke mmanya na-agwụ ike, na njedebe nke ọzọ na-agbanye oghere etiti nke isi ihe na-egweri. Mgbe ahụ, a na-agbanye gburugburu nke dị n'èzí na etiti etiti etiti, na-ewepụkwa isi ihe na-egweri. A na-atụgharị spline grinder ka ọ gwerie ụzọ igodo. Nkeji nkeji nke abụọ na-egweri okirikiri nke dị n'èzí bụ ime ka nrụgide dị n'ime ahụ na-emepụta n'oge a na-egwe nri dị mma nke dị n'èzí na-egosipụta nke mbụ, nke mere na a ga-emeziwanye nke ọma nke ọma nke igodo ụzọ ahụ ma kwụsie ike. N'ihi na e nwere ntọala maka ọkara-emecha mpụta okirikiri, mmetụta na keyway n'oge ezi egweri nke mpụta okirikiri dị nnọọ obere.
A na-edozi ụzọ igodo ahụ site na iji spline grinder, na otu njedebe na-eche ihu etiti oghere nke obere njedebe ihu nke mmanya na-agwụ ike na njedebe nke ọzọ na-eche ihu n'etiti oghere nke isi ihe. N'ụzọ dị otú a, mgbe ị na-egweri, ụzọ igodo ahụ na-eche ihu n'elu, na nrụrụ na-ehulata nke gburugburu dị n'èzí na nzizi nke usoro ngwá ọrụ igwe na-emetụta naanị ala nke oghere ahụ, ma nwee mmetụta dị nta n'akụkụ abụọ nke uzo. Ọ bụrụ na a na-eji igwe igwe ihe na-eduzi ụgbọ okporo ígwè eme ihe maka nhazi, nrụrụ nke nrụrụ site na nzizi nke usoro ihe eji eme ihe na igwe na-egbu egbu nke mmanya na-agwụ ike ga-emetụta nkwụsị nke igodo ụzọ ahụ. N'ozuzu, ọ dị mfe iji spline grinder iji mezuo ihe ndị a chọrọ maka ịdị ogologo na myirịta nke ụzọ igodo.
The mpụta gburugburu ezi egweri nke na-agwụ ike mmanya na-rụrụ on a eluigwe na ala grinder, na usoro eji bụ longitudinal ngwá ọrụ center egweri usoro.
The runout nke tapered oghere bụ isi okokụre ngwaahịa ziri ezi nke na-agwụ ike igwe. Ihe ikpeazụ a chọrọ maka nhazi nke oghere a na-agbanye bụ: ① A ghaghị ijide n'aka na agbapụ nke oghere a na-eme ka ọ bụrụ 0.005mm na njedebe nke spindle na 0.01mm na 300mm site na njedebe. ② Mpaghara kọntaktị nke oghere tapered bụ 70%. ③ Uru ịdị nro dị elu nke oghere a kpụrụ akpụ bụ Ra = 0.4μm. Usoro mmecha nke oghere a na-agbanye: otu bụ ịhapụ ikike, mgbe ahụ, kọntaktị nke oghere a na-agbanye na-erute njedebe ikpeazụ nke ngwaahịa site na-egweri onwe ya n'oge mgbakọ; nke ọzọ bụ kpọmkwem izute teknuzu chọrọ n'oge nhazi. Ụlọ ọrụ anyị ugbu a na-agbaso usoro nke abụọ, nke bụ iji okpu iji kpoo azụ azụ nke mmanya na-agwụ ike M76X2-5g, na-eji etiti etiti iji tọọ mpụta gburugburu φ 110h8MF na njedebe ihu, jiri micrometer kwadoo gburugburu mpụta φ 80js6, na-egweri oghere ahụ.
Ichicha na polishing bụ usoro ngwụcha ikpeazụ nke mmanya na-agwụ ike. Egweri nwere ike nweta izi ezi akụkụ dị elu yana ịdị ala dị ala. N'ikwu okwu n'ozuzu, ihe nke ngwá ọrụ egweri dị nro karịa ihe eji arụ ọrụ ma nwee nhazi nhazi. Ihe a na-ejikarị eme ihe bụ nkedo ígwè ígwè (lee ihe osise 10), nke kwesịrị ekwesị maka nhazi ihe dị iche iche na-arụ ọrụ na-arụ ọrụ na ihe dị mma, nwere ike hụ na ọ dị mma na-arụ ọrụ nke ọma na mmepụta dị elu, na ngwá ọrụ egweri dị mfe ịmepụta ma nwee ọnụ ala. N'ime usoro egweri, mmiri mmiri na-egweri ọ bụghị nanị na-ekere òkè n'ịgwakọta abrasives na mmanye na ime ka ọ dị jụụ, kamakwa ọ na-arụ ọrụ kemịkalụ iji mee ka usoro nsị dịkwuo ngwa. Ọ ga-arapara n'elu nke workpiece, na-eme ka ihe nkiri oxide na-emepụta n'elu ihe na-arụ ọrụ ngwa ngwa, ma na-arụ ọrụ na-eme ka ọnụ ọgụgụ dị elu dị n'elu nke ọrụ ahụ na-echebe ma na-echebe ndagwurugwu dị n'elu ọrụ ahụ. Abrasive a na-eji na-egweri mmanya na-agwụ ike bụ ngwakọta nke ntụ ntụ corundum ọcha nke aluminum oxide na kerosene.
Ọ bụ ezie na mmanya ahụ na-agwụ ike enwetala ezi akụkụ ziri ezi na ịdị ala dị ala mgbe ọ gbasasịrị, a na-agbanye elu ya na ájá ma dị oji. Mgbe ejiri mkpịsị mkpịsị aka chịkọta mmanya na-agwụ ike, mmiri ojii na-asọpụta. Iji kpochapụ ájá na-egweri nke a na-agbanye n'elu ụlọ mmanya na-agwụ ike, ụlọ ọrụ anyị na-eji ngwá ọrụ na-eme ka ọ bụrụ ihe na-egbuke egbuke na-eme ka elu nke mmanya na-agwụ ike na-acha akwụkwọ ndụ chromium oxide. Mmetụta n'ezie dị ezigbo mma. Elu nke mmanya na-agwụ ike na-egbuke egbuke, mara mma na-eguzogide corrosion.
Nyocha mmanya na-agwụ ike
(1) Lelee ihe kwụ ọtọ. Tinye otu ụzọ igwe nwere ụdị V nke nha nha nha n'elu ikpo okwu 0. Debe mmanya na-agwụ ike na ígwè nke V, na ọnọdụ nke ígwè nke V dị na 2/9L nke φ 110h8MF (lee foto 11). Nkwenye nke ogologo ogologo nke ogologo mmanya na-agwụ ike bụ 0.01mm.
Nke mbụ, jiri micrometer lelee isometry nke isi A na B na 2/9L. Agụ nke isi A na B bụ 0. Mgbe ahụ, na-enweghị ịkwaga mmanya na-agwụ ike, tụọ ịdị elu nke etiti na njedebe abụọ a, b, na c, ma dekọọ ụkpụrụ; dobe mmanya na-agwụ ike ka ọ nọrọ ọdụ, tụgharịa ogwe ahụ na-agwụ ike 90º site n'aka, wee jiri micrometer tụọ ịdị elu nke isi a, b na c, wee dekọọ ụkpụrụ; wee tụgharịa mmanya na-agwụ ike 90°, tụọ ebe dị elu nke isi a, b, na c, wee dekọọ ụkpụrụ. Ọ bụrụ na ọ dịghị nke ọ bụla n'ime ụkpụrụ achọpụtara gafere 0.01mm, ọ pụtara na ọ tozuru oke, na ọzọ.
(2) Lelee nha, okirikiri, na cylindricity. A na-enyocha dayameta mpụta nke mmanya na-agwụ ike na micrometer dị n'èzí. Kewaa zuru ogologo nke polished elu nke na-agwụ ike mmanya φ 110h8MF n'ime 17 hà akụkụ, na-eji mpụga dayameta micrometer tụọ dayameta n'usoro nke radial a, b, c, na d, na depụta tụrụ data na-agwụ ike mmanya nnyocha ndekọ table.
Njehie cylindricity na-ezo aka na ọdịiche dị na dayameta n'otu ụzọ. Dabere na ụkpụrụ kwụ ọtọ na tebụl, njehie cylindricality na ntụziaka bụ 0, njehie na b direction bụ 2μm, njehie na c direction bụ 2μm, na njehie na d direction bụ 2μm. N'ịtụle ntụziaka anọ nke a, b, c, na d, ọdịiche dị n'etiti ụkpụrụ kachasị na nke kacha nta bụ njehie cylindricality nke 2μm.
A na-atụnyere njehie okirikiri ahụ na ụkpụrụ dị na ahịrị kwụ ọtọ nke tebụl, a na-ewerekwa uru kachasị nke ọdịiche dị n'etiti ụkpụrụ. Ọ bụrụ na nyocha mmanya na-agwụ ike daa ma ọ bụ otu n'ime ihe ndị ahụ gafere ndidi, ọ dị mkpa ịnọgide na-egweri na polishing ruo mgbe ọ gafere.
Tụkwasị na nke ahụ, n'oge nyocha ahụ, ekwesịrị ịṅa ntị na mmetụta nke okpomọkụ ụlọ na ahụ mmadụ (jide micrometer) na nsonaazụ nha, na ekwesịrị ịṅa ntị na iwepụ njehie ndị na-adịghị eleghara anya, na-ebelata mmetụta nke njehie nha, na ime ka nha nha dị ka ihe ziri ezi dị ka o kwere mee.
Ọ bụrụ na ị chọrọna saịtị na-agwụ ike mmanyacustomzied, welcome ịkpọtụrụ anyị maka ozi ndị ọzọ.
