Simba remvura inodzima polymer pakushanda kweroller chain

Simba remvura inodzima polymer pakushanda kweroller chain
Mundima yeindasitiri,cheni inotendererachinhu chakakosha chekutumira, uye mashandiro acho ane chekuita zvakananga nekushanda zvakanaka uye kugadzikana kwemidziyo yemakanika. Sechinongedzo chikuru chekuvandudza mashandiro eroller chain, kusarudzwa uye kushandiswa kwequenching liquid mukurapa kupisa kunoita basa rakakosha. Senzira yakajairika yekudzima, polymer quenching liquid iri kushandiswa zvakanyanya zvishoma nezvishoma mukurapa kupisa kweroller chain. Chinyorwa chino chichaongorora zvakadzama kuti polymer quenching liquid inokanganisa sei mashandiro eroller chain.

1. Zvishandiso uye zvinodiwa zvekutanga zvekushanda kwecheni inotenderera
Cheni yeroller inowanzogadzirwa nesimbi yekabhoni, simbi ye alloy nezvimwe zvinhu. Mushure mekugadzirisa nekugadzira, zvinhu izvi zvinoda kurapwa nekupisa kuti zviwedzere kuomarara kwazvo, kuramba kupera, kuramba kuneta uye zvimwe zvinhu kuti zvienderane nezvinodiwa pakushanda kwakasiyana. Semuenzaniso, mumasisitimu ekutumira zvinhu zvinomhanya zvakanyanya uye zvinorema, cheni dzeroller dzinofanira kuva nekuomarara kwakanyanya uye simba kuti dzikwanise kutsungirira kushushikana kukuru uye simba rekurovera; mune mimwe michina inotanga nekumira kakawanda, kuramba kuneta kwakanaka kunogona kuve nechokwadi chekuti cheni dzeroller dzinogara kwenguva refu.

2. Pfupiso yemvura inodzima polymer
Mvura inodzima polymer inogadzirwa nepolyether non-ionic high molecular polymer (PAG) pamwe chete nechinhu chinowedzera chinogona kuwana mamwe maitiro ekubatsira uye huwandu hwakakodzera hwemvura. Kana ichienzaniswa nemafuta echinyakare ekudzimisa nemvura, mvura inodzima polymer ine zvakanakira zvakawanda zvakaita sekumhanya kwekutonhodza kunogadziriswa, kuchengetedzwa kwezvakatipoteredza, uye mutengo wakaderera wekushandisa. Hunhu hwayo hwekutonhodza huri pakati pemvura nemafuta, uye inogona kudzora kumhanya kwekutonhodza panguva yekudzima kwechinhu chebasa, ichideredza kushanduka uye kutsemuka kwechinhu chebasa.

3. Mhedzisiro yemvura inodzima polymer pakushanda kwecheni inotenderera
(I) Kuoma uye simba
Kana cheni yeroller yadzimwa mumvura inodzima polymer, polymer iri mumvura inodzima inonyunguduka pakupisa kwakanyanya uye inoumba chifukidziro chakazara nemvura pamusoro pecheni inodzima. Chifukidziro ichi chinogona kugadzirisa mwero wekutonhodza wecheni inodzima kuitira kuti mwero wayo wekutonhodza muhuwandu hwekuchinja kwemartensitic uve pakati nepakati, nokudaro ichiwana chimiro chakafanana uye chakakodzera chemartensitic. Kana tichienzanisa nekudzima kwemvura, mvura inodzima polymer inogona kuderedza mwero wekutonhodza, kuderedza kushushikana kwekudzima, uye kudzivirira kutsemuka kunokonzerwa nekumhanya kwakanyanya kwekutonhodza kwecheni inodzima; kana tichienzanisa nekudzima kwemafuta, mwero wayo wekutonhodza unokurumidza, uye unogona kuwana kuomarara kwakanyanya nesimba. Semuenzaniso, kuomarara kwecheni inodzima ine huwandu hwakakodzera hwemvura inodzima polymer kunogona kusvika pahuwandu hweHRC30-HRC40. Kana tichienzanisa necheni inodzima isina kudzimwa kana inoshandisa mimwe michina inodzima, kuomarara nesimba zvinovandudzika zvakanyanya, nokudaro zvichivandudza kugona kwekutakura uye kuramba kupfeka kwecheni inodzima.
(II) Kusapfeka zvakanaka
Kuramba kupfeka zvakanaka ivimbiso yakakosha yekushanda kwakajairika kwecheni yeroller. Firimu repolymer rinoumbwa nemvura inodzima polymer pamusoro pecheni yeroller harigone kungogadzirisa mwero wekutonhodza chete, asi zvakare kuderedza oxidation uye decarburization yecheni yeroller panguva yekudzima kusvika pamwero wakati, uye kuchengetedza kushanda kwesimbi uye kusimba kwecheni yeroller. Mukushandiswa kunotevera, kuomarara kwepamusoro pecheni yeroller inodzima nepolymer quenching liquid kwakakwira, izvo zvinogona kudzivirira zvinobudirira kukweshana nekupfeka pakati peroller neplate yecheni, pin shaft nezvimwe zvikamu, uye kuwedzera hupenyu hwebasa recheni yeroller. Panguva imwecheteyo, kugoverwa kweyunifomu yekudzima microstructure kunobatsirawo kuvandudza kuramba kwese kwecheni yeroller, kuitira kuti irambe ichikwanisa kuchengetedza kurongeka kwakanaka uye kushanda zvakanaka panguva yekushanda kwenguva refu.
(III) Kuramba kuneta
Mumamiriro ezvinhu chaiwo ekushanda, maroller chains anowanzo sangana nekumanikidzwa kwakakombama uye kumanikidzwa kwekumanikidzwa, izvo zvinoda kuti maroller chains ave nekusagadzikana kwakanyanya kwekuneta. Polymer quenching liquid inogona kuderedza kushushikana kwakasara mukati meroller chain nekudzora kupararira kwekushushikana panguva yekutonhodza kwekudzima, nokudaro ichivandudza simba rekuneta kweroller chain. Kuvapo kwekushushikana kwakasara kuchakanganisa kutanga kwekupwanyika kwekuneta uye maitiro ekuwedzera kweroller chain pasi pemutoro wecyclic, uye kushandiswa kwakakodzera kwepolymer quenching liquid kunogona kugadzirisa mamiriro ekushushikana kwakasara kweroller chain, kuitira kuti igone kutsungirira madenderedzwa akawanda pasina kukuvara kwekuneta kana ichisangana nekushushikana kwakasiyana. Zvidzidzo zvekuyedza zvakaratidza kuti hupenyu hwekupwanyika kwemaroller chains anorapwa nepolymer quenching liquid mukuyedzwa kwekuneta hunogona kuwedzerwa kakawanda kana kunyange kakawanda zvichienzaniswa nemaroller chains asina kurapwa, izvo zvakakosha zvikuru pakuvandudza kuvimbika kwemidziyo yemakanika uye kuderedza mari yekugadzirisa.
(IV) Kugadzikana kwehukuru
Munguva yekudzima, kururama kwezvikamu zveroller chain kuchakanganiswa nezvinhu zvakawanda zvakaita sekutonhora kwemhepo uye kushushikana kwekudzima. Sezvo mwero wekutonhora kwepolymer quenching liquid wakaenzana uye unogadziriswa, unogona kuderedza zvinobudirira kushushikana kwekupisa uye kushushikana kwechimiro cheroller chain panguva yekudzima, nokudaro uchivandudza kugadzikana kwezvikamu zveroller chain. Kana tichienzanisa nekudzima kwemvura, polymer quenching liquid inogona kuderedza kudzima kweroller chain uye kuderedza basa rinotevera rekugadzirisa michina; kana tichienzanisa nekudzima kwemafuta, mwero wayo wekutonhora unokurumidza, izvo zvinogona kuvandudza kuomarara nesimba reroller chain pasi pechinangwa chekuona kugadzikana kwezvikamu. Izvi zvinoita kuti roller chain isangane zviri nani nezvinodiwa zvehukuru hwedhizaini mushure mekudzima nepolymer quenching liquid, kuvandudza kurongeka kwekuunganidza uye kururamisa kwekutumira, uye kuve nechokwadi chekuti michina yemakanika inoshanda zvakanaka.

4. Zvinhu zvinokanganisa mashandiro emvura inodzima polymer pa roller chain
(I) Kudzima huwandu hwemvura
Kuwanda kwemvura inodzima polymer ndeimwe yezvinhu zvikuru zvinokanganisa mashandiro ayo ekutonhodza uye kudzima kweroller chain. Kazhinji, kuwanda kwemvura inodzima, huwandu hwepolymer hunowedzera, kukora kwejira kunoumbwa, uye kutonhora kunononoka. Maroller chains emhando dzakasiyana uye zvirevo zvinofanirwa kusarudza huwandu hwakakodzera hwemvura inodzima kuti uwane kushanda kwakanakisa kwekudzima. Semuenzaniso, kune mamwe maroller chains madiki ane mutoro wakareruka, huwandu hwakaderera hwemvura inodzima polymer, senge 3%-8%, hunogona kushandiswa; nepo kune maroller chains makuru ane mutoro wakareruka, huwandu hwemvura inodzima hunofanirwa kuwedzerwa zvakakodzera kusvika 10%-20% kana kutopfuura kuti isangane nezvinodiwa zvekuomarara uye kusimba. Mukugadzirwa chaiko, kuwanda kwemvura inodzima kunofanirwa kudzorwa zvakanyanya, uye kuongororwa nguva nenguva nekugadzirisa kunofanirwa kuitwa kuti kuve nechokwadi chekugadzikana kwemhando yekudzima.
(II) Kudzima tembiricha
Kupisa kwekudzima kune simba guru pakushanda kweroller chain. Kupisa kwakanyanya kwekudzima kunogona kuita kuti austenite grains dziri mukati meroller chain dzikure, asi zviri nyorewo kukonzera kuomarara nekusimba mushure mekudzima kudzikire, zvichiwedzera njodzi yekutsemuka kwekudzima; kana tembiricha yekudzima yakaderera zvakanyanya, kuomarara kwakakwana uye chimiro chemartensitic hazvigone kuwanikwa, zvichikanganisa kuvandudzwa kwekushanda kweroller chain. Kune akasiyana marongero esimbi neroller chain, zvakakosha kuona huwandu hwakakodzera hwekudzimisa tembiricha zvichienderana nehunyanzvi hwavo uye zvinodiwa pakuita. Kazhinji, tembiricha yekudzima yecarbon steel roller chain iri pakati pe800℃-900℃, nepo tembiricha yekudzima yealloy steel roller chain iri pamusoro zvishoma, kazhinji iri pakati pe850℃-950℃. Mukushanda kwekudzima, kufanana uye kururama kwetembiricha yekudziya kunofanirwa kudzorwa zvakasimba kudzivirira mutsauko mukushanda kweroller chain nekuda kwekuchinja kwetembiricha.
(III) Kutenderera kwemhepo nekukurunga nzvimbo inotonhorera
Munguva yekudzima, kutenderera nekukurunga kwechinhu chinotonhodza zvine simba guru pakushanda zvakanaka kwekuchinjana kwekupisa pakati pemvura inodzima polymer necheni inotenderera. Kutenderera kwakanaka nekukurunga kunogona kuita kuti mvura inodzima ibatane zvizere nepamusoro pecheni inotenderera, kukurumidzisa kutamiswa kwekupisa, uye kunatsiridza kufanana kwekumhanya kwekudzima. Kana kuyerera kwechinhu chinotonhodza kusina kutsetseka, tembiricha yemvura inodzima munzvimbo yemuno inokwira nekukurumidza, izvo zvinokonzeresa kumhanya kusingawirirane kwekutonhodza munzvimbo dzakasiyana dzecheni inotenderera, zvichikonzera kushushikana kwakanyanya kwekudzima uye kushanduka. Naizvozvo, pakugadzira nekushandisa tangi rekudzima, sisitimu yakakodzera yekukurunga yekutenderera inofanira kuve neyakagadzirirwa kuona kuti mamiriro ekuyerera kwemvura inodzima akanaka uye kugadzira mamiriro akanaka ekudzima kwakafanana kwecheni inotenderera.
(IV) Mamiriro epamusoro echeni inotenderera
Mamiriro epamusoro pecheni inotenderera achavawo nemhedzisiro yakati pamhedzisiro yekutonhodza uye kushanda kwekupedzisira kwemvura inodzima polymer. Semuenzaniso, kana paine tsvina dzakadai semafuta, mafirita esimbi, chikero, nezvimwewo pamusoro pecheni inotenderera, zvinokanganisa kuumbwa nekunamira kwefirimu repolymer, kuderedza kushanda kwekutonhodza kwemvura inodzima, uye zvinotungamira mukuomarara kusina kuenzana kana kutsemuka kwekudzima. Naizvozvo, usati wadzima, pamusoro pecheni inotenderera inofanira kucheneswa zvakanyanya kuti ive nechokwadi chekuti pamusoro payo pakachena uye hapana zvikanganiso zvakaita semafuta nechikero, kuitira kuti ive nechokwadi chekuti mvura inodzima polymer inogona kuita basa rayo zvizere uye kuvandudza kunaka kwekudzima kwecheni inotenderera.
(V) Kushandiswa kwezvinowedzera
Kuti zviwedzere kuvandudza mashandiro emvura inodzima polymer uye kuvandudza mashandiro emuchina unotenderera, zvimwe zvinhu zvakakosha zvinowedzerwa mumvura inodzima. Semuenzaniso, kuwedzera ngura kunogona kudzivirira ngura kubva muchina unotenderera mushure mekudzima uye kuwedzera hupenyu hwayo; kuwedzera defoaming agent kunogona kuderedza furo rinogadzirwa panguva yekudzima uye kuvandudza mashandiro uye kuchengetedzeka kwemvura inodzima; kuwedzera surfactant kunogona kuvandudza kunyorova uye kunamira kwemvura inodzima polymer, kuwedzera kushanda kwayo nepamusoro pemuchina unotenderera, uye kuvandudza kushanda kwekutonhodza. Pakusarudza nekushandisa zvinhu zvinowedzerwa, zvinofanirwa kuenzaniswa zvinoenderana nemaitiro chaiwo ekudzima uye zvinodiwa pakushanda kwemuchina unotenderera, uye huwandu hwezvinhu zvinowedzerwa hunofanira kudzorwa zvakasimba kudzivirira migumisiro yakaipa pakushanda kwemuchina unodzima.

5. Kugadzirisa uye kutarisira mvura inodzima polymer
Kuti uve nechokwadi chekuti mvura inodzima polymer inogara kwenguva refu uye inoshanda zvakanaka panguva yekupisa kwecheni yeroller, zvakakosha kuichengetedza nekuitarisira zvinobudirira.
Kuona huwandu hwemvura nguva dzose: Shandisa zvishandiso zvehunyanzvi zvakaita se refractometers kuti ugare uchiona huwandu hwemvura inodzima, uye ugadzirise nenguva zvichienderana nemigumisiro yebvunzo. Kazhinji zvinokurudzirwa kuyedza huwandu hwemvura kamwe chete pasvondo. Kana huwandu hwemvura hukaonekwa kuti hwapfuura zvinodiwa, hunofanira kuderedzwa kana kuti mushonga mutsva wepolymer unofanira kuwedzerwa nenguva.
Dzora huwandu hwetsvina: Gara uchichenesa tsvina nemafuta ari pasi petangi rekudzimisa mvura kudzivirira tsvina yakawandisa kuti isakanganise mashandiro ekutonhodza uye hupenyu hwebasa remvura inodzimisa mvura. Sisitimu yekusefa inogona kuiswa kuti itenderedze uye isefe mvura inodzimisa mvura kuti ibvise tsvina dzakasimba dzakadai sesimbi yakachekwa uye oxide scale.
Dzivirira kukura kwemabhakitiriya: Mvura inodzima polymer inowanzo bereka mabhakitiriya panguva yekushandiswa, zvichiita kuti iore uye iore pakushanda kwayo. Nokudaro, zvakakosha kuwedzera mishonga inouraya mabhakitiriya nguva dzose uye kuchengetedza mvura inodzima yakachena uye ine mhepo yakanaka kudzivirira kukura kwemabhakitiriya. Kazhinji, mishonga inouraya mabhakitiriya inowedzerwa mavhiki maviri ega ega, uye kutarisirwa kunopihwa pakudzora tembiricha uye pH yemvura inodzima kuti igare iri munzvimbo yakakodzera.
Nyatsoteerera sisitimu yekutonhodza: ​​Gara uchitarisa uye uchichengetedza sisitimu yekutonhodza yetangi rekudzima mvura kuti uve nechokwadi chekuti tembiricha yemvura yekudzima mvura inogona kudzorwa zvinobudirira. Kukundikana kwesisitimu yekutonhodza kunogona kukonzera tembiricha yemvura yekudzima mvura yakakwira zvakanyanya kana kuti yakaderera, zvichikanganisa mashandiro ayo ekutonhodza uye kunaka kwecheni yekudzima. Gara uchitarisa kana pombi yekutonhodza yakavharwa, kana pombi yemvura yekutonhodza iri kushanda nemazvo, nezvimwewo, uye ita kugadzirisa nekugadzirisa nenguva.

6. Mhedziso
Mvura inodzima polymer inoita basa rakakosha mukurapa kupisa kwemaketani anotenderera. Inovandudza zvakanyanya hunhu hwemaketani anotenderera akadai sekuomarara, simba, kuramba kupfeka, kuramba kuneta uye kugadzikana kwehukuru nekugadzirisa mwero wekutonhodza uye kugadzirisa chimiro chemukati chesangano. Zvisinei, kuti tipe zvakanakira zvemvura inodzima polymer uye kuwana mashandiro akanaka eketani inotenderera, zvakakosha kufunga zvakanyanya nezvezvinhu zvakawanda zvakaita sekudzika kwehuwandu hwemvura inoyerera, tembiricha inodzima, kutenderera uye kusanganisa kwenzvimbo inotonhodza, mamiriro epamusoro eketani inotenderera uye kushandiswa kwezvimwe zvinowedzera, uye kuchengetedza nekutarisira mvura inodzima. Nenzira iyi chete ndipo patinogona kuve nechokwadi chekuti maketani anotenderera anogona kushanda zvakadzikama uye zvakavimbika mumidziyo yakasiyana-siyana yemakanika uye kusangana nezvinodiwa zvepamusoro zvekugadzirwa kwemaindasitiri emazuva ano ezvikamu zvekutumira.