Nsogbu na ngwọta ndị a na-ahụkarị maka igwe anaghị agba nchara miri emi

Njirimara stamping nke mpempe akwụkwọ igwe anaghị agba nchara

• (1) Nkwarụ dị ka ebe mkpụrụ dị elu, isi ike dị elu, mmetụta siri ike oyi dị ukwuu, na mgbawa.
• (2) The thermal conductivity dị njọ karịa nke nkịtị carbon ígwè, nke na-eduga na nnukwu deformation ike, ọkpọ ọkpọ na ịbịaru ike.
• (3) Nrụrụ plastik na-esi ike nke ukwuu n'oge eserese miri emi, na efere dị mkpa dị mfe ịsacha ma ọ bụ daa n'oge eserese miri emi.
• (4) Ọkpụkpụ nrapado na-adịkarị mfe ịpụta na eserese dị omimi, na-eme ka ọkpụkpụ dị njọ na dayameta mpụta nke akụkụ ahụ.
• (5) O siri ike nweta ọdịdị a na-atụ anya ya n'oge ịbịaru miri emi.

Ngwọta nke Stamping igwe anaghị agba nchara

Nsogbu nke adhesion nodules na usoro ịbịaru miri emi nke igwe anaghị agba nchara na-emekpa ebe a na-emepụta ihe mgbe niile ma wetara ndị na-emepụta nnukwu nsogbu. Otú ọ dị, n'ihi na e guzobere adhesion nodules na-agụnye nsogbu tribological, e nwere ọtụtụ ihe na-emetụta. Ugbu a, naanị anyị nwere ike ịtụpụta usoro site n'akụkụ dị iche iche iji gbochie nguzobe na mbelata etuto adhesion.

Nhọrọ ihe na ọgwụgwọ okpomọkụ nke akụkụ ọrụ nke ebu

N'ihi nsogbu adhesion tumor, nhọrọ nke ihe ọkpụkpụ kwesịrị ịdabere na njikọ dị n'etiti mpempe akwụkwọ igwe anaghị agba nchara na ihe ọkpụkpụ. Ekwesịrị ịṅa ntị na isi ihe abụọ: otu bụ ịhọrọ ihe akpụ akpụ nke nwere ike iguzogide adhesion, na nke ọzọ bụ ihe eji eme ihe na-eguzogide ọgwụ na esemokwu. N'ikwu okwu n'ozuzu, ọla ndị nwere otu ụdị lattice metal, oghere lattice, njupụta electron, na ihe ndị na-emepụta electrochemical na-enwe mmasị n'otu n'otu, ikike mgbaze siri ike, na mfe nchikota ọnụ, na-ebute ọnụ ọgụgụ dị ukwuu nke esemokwu. Solubility nke Cr, Ni na Fe buru ibu, yabụ na ọ na-adịkarị mfe ijikọ nodules mgbe ị na-eji igwe anwụ na-ese. Omume egosila na iji nkedo aluminom bronze na duralumin bronze nwere mmetụta mgbochi mma karịa; ojiji nke tungsten carbide steel bonded cemented carbide na-eme ka ndị nwụrụ anwụ nwere ndụ nke ọtụtụ ugboro karịa nke Cr12Mov soft nitriding, na ọ dịghị arapara n'ahụ ebu; ọ bụrụ na a na-eji koodu ahụ 3054 alloy cast iron naanị kwesịrị imenyụ ọkụ n'elu ebu ahụ, ọ nweghịkwa etuto adhesion ga-apụta n'elu ebu ahụ. Na mgbakwunye, enwere ike iji ntinye carbide cimented na akụkụ ndị na-adịghị ike nke ebu ahụ, nke nwere nguzogide mkpakọ dị oke mma, nkwụsi ike dị elu na ịdịgide elu elu na-adịgide adịgide na njikwa ziri ezi akụkụ. Otú ọ dị, n'ihi okwu ọnụahịa, a na-ejikarị ya eme ihe na mmepụta.

Nhazi elu nke akụkụ ọrụ nke ebu

Ọdịdị elu nke igwe anaghị agba nchara ịbịaru anwụ na-achọsi ike. Ọdịiche dị n'elu ala nwere ike ibelata esemokwu ma melite nguzogide nrapado. Mgbe ịbịaru anwụ na-agbanye ala, ọ dị mkpa ka ikpochapụ akara cnc machining. A na-elegharakarị usoro egweri na polishing anya n'ichepụta ebu. Ekwesịrị igosi ya. Na dum ebu machining usoro, Ọrụ polishing kwesịrị ịkọ maka otu ụzọ n'ụzọ atọ, n'ihi na ọdịdị ọdịdị nke ngwaahịa igwe anaghị agba nchara na-adabere n'ókè dị ukwuu na nkà na ụzụ na-egbuke egbuke. A na-ebelata ịdị elu nke ihe ọkpụkpụ ahụ, na ọnụ ọgụgụ nke igwe ihe nkedo ahụ na-ebelata ya, na ndụ ọrụ nke ebu na-eme ka ọ dịkwuo mma. Ọ bụrụ na elu nke ebu na-adịghị polished ezu, na igwe anaghị agba nchara mpempe akwụkwọ na-mere, ọ dị mfe ime ka e ji mara nke adhesion etuto ahụ, na-adọta ngwaahịa ga-enwe oké njọ scratches. Otú ọ dị, ihicha ncha dị na ngwaahịa ahụ na-ewe oge na adịghị arụ ọrụ. Ya mere, anyị kwesịrị ịrụsi ọrụ ike na usoro ịkpụzi ihe. Naanị mgbe ebu n'elu machining ziri ezi ka mma nwere ike na ngwaahịa scratches ibelata, na ebu n'imezi ndụ nwere ike mma nke ukwuu.

N'afọ ndị na-adịbeghị anya, nkà na ụzụ ọhụrụ dị iche iche na-eme ka a na-ekpocha ihe na ngwá ọrụ polishing apụtawo na China. E mepụtala teknụzụ na akụrụngwa ọhụrụ dị ka ultrasonic, electrolytic polishing, abrasive jet, extrusion honing, wdg. Dị ka ozi ahụ si kwuo, e mere nnwale electrochemical polishing na ụdị nke CrWMo, 3Cr12W8V, na Cr12, bụ nke gosipụtara na polishing nwere ike ịgbanwe ọdịdị elu nke oghere ebu site na mbụ Ra3.2-Ra1.6 na naanị 5. -10 nkeji. Na ndabere nke a, ọ na-ebelata ka Ra0.4-RaO.2. N'otu oge ahụ, electrochemical polishing nwekwara ike ime ka elu ike ike imeziwanye eyi nguzogide. Dị ka ihe atụ ọzọ, ultrasonic polishing igwe nwere ike iji maka mma polishing nke nitrocarburized oghere, nke nwere ike zere adịghị ike nke akwụkwọ ntuziaka polishing na-adị mfe imebi nitride film. Anyị kwesịrị itinye n'ọrụ ma chịkọta teknụzụ ọhụrụ polishing.

Usoro mmanu mmanu

Site na njirimara eserese nke igwe anaghị agba nchara, enwere ike ịhụ na nhazi nke etuto adhesion bụ n'ihi kọntaktị kpọmkwem n'etiti mpempe akwụkwọ na ebu. Nke a bụ eziokwu enweghị mgbagha. Ya mere, isi ihe nke ịhọrọ mmanụ mmanu ma ọ bụ ihe mkpuchi dị na mpempe akwụkwọ omimi ịbịaru usoro. Ihe nkiri mmanụ nke etiti anaghị agbaji site na mmalite ruo na njedebe ma na-arụ ọrụ nke mmanu mmanu. "Mgbochi viscosity na mbelata esemokwu" bụ isi mmalite maka ịhọrọ mmanu mmanu.

N'ozuzu, ịgbakwụnye akụkụ ụfọdụ nke ihe mgbakwunye nrụgide dị ukwuu na mmanu ma ọ bụ iji mmanụ siri ike nwere ike nweta nsonaazụ ka mma. Nke a bụ tumadi iji kwalite ikike mmanye mmanụ na elu igwe iji mepụta sọlfọ, phosphorus, na chlorine ogige nke na-emeghachi omume na elu igwe na oke okpomọkụ iji mepụta iron sulfide, iron chloride, wdg iji welie ike nke igwe. mmanụ ihe nkiri na welie adsorption ikike , Good lubrication nke ebu na ngwaahịa elu. A na-ejupụta ihe mmanu siri ike n'ime obere olulu dị n'elu igwe iji belata ebe kọntaktị nkụja. Tụkwasị na nke ahụ, mmanụ mmanu siri ike nwere nkwụsi ike dị elu, nwekwara ike ịme mmetụta na-ekpo ọkụ na okpomọkụ dị elu, ọ dịghịkwa enwe ike ịkwado ebu. Na-emekarị na mmepụta dị ka ogo nke nrụrụ ngwaahịa na n'ezie ọnọdụ nhọrọ na usoro (usoro nwere ike dị na mkpa stamping ntuziaka).

Na mgbakwunye, abụba, mmanụ ịnweta mmanụ, griiz sịntetik, griiz, ncha nwekwara ike iji mepụta mmanụ aṅụ, ma nwee mmetụta dị mma na eserese igwe anaghị agba nchara. A pụkwara iji mmanụ ịnweta mineral nwere emulsion mmiri-soluble ma ọ bụ tinye ya na mmanụ maka eserese na-emighị emi. Ịtinye graphite na mmanụ mmanu nwere ike ịrụ ọrụ na mgbochi adhesion, mana ọ na-esiri ike ihicha mgbe agbakwunyere graphite. Ọ bụrụ na ị na-ahọrọ 3054 alloy nkedo ígwè na-eme ka ebu, n'ozuzu mmanu mma.

Dị ka data ahụ si kwuo, a pụrụ iji mmiri ịsa nnu mee ihe mpempe akwụkwọ ahụ iji nweta akwa akwa nke ígwè dị nro (dị ka ọla kọpa, zinc, lead, wdg) n'elu, na ịrapara ebu agaghị eme n'oge usoro ịbịaru miri emi. . Na mgbakwunye, n'ime afọ ndị na-adịbeghị anya, ihe nkiri polymer lubricating organic na polyvinyl butyral dị ka isi ahụ ka emepụtara. A na-emeso elu nke oghere ahụ iji nweta oyi akwa nke ihe nkiri lubricating organic, nke nwere ike imebi ọnụ ya na ihe mpempe akwụkwọ, nke na-abụghị nanị na-ezere ịkpụzi kọntaktị kpọmkwem na ihe mpempe akwụkwọ ahụ na-egbochi ịrapagidesi ike ma na-eme ka ọ dị elu nke ngwaahịa ahụ. Ọzọkwa, esemokwu dị n'etiti ebu na ihe mpempe akwụkwọ na-ebelata nke ukwuu, ọ na-enwekwa mmetụta mmanye mmanye dị mma. Nnwale ahụ gosipụtara na mmetụta dị mma.

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