Mufananidzo 1. Panguva yekutenderera mumhepo yakasimudzika, coil-fed system, iyo inotungamira "curls" pamberi pemakona ekukotama.Iyo ichangobva kuchekwa inoteedzera mucheto inosundirwa kumucheto unotungamira, yakaroverwa uye yakasungirirwa kuti iite yakakungurutswa goko. .
Munhu wese ari mumunda wekugadzirwa kwesimbi angangove akajairana nemichina yekuumburudza, ingave iyo yekutanga clamp, matatu-roll double-clamp, matatu-roll shanduro geometry, kana mana-roll akasiyana.Chimwe nechimwe chine zvachisingakwanisi uye zvakanakira, asi ivo zvakare. vane chinhu chimwe chete chakafanana: vanokungurusa mashizha nemapepa munzvimbo yakachinjika.
Imwe nzira isinganyanyozivikanwa inosanganisira kupuruzira wakatwasuka.Sedzimwe nzira, vertical scrolling ine payo pachayo painogumira uye zvakanakira.Izvi zvakanakira zvinenge nguva dzose zvinogadzirisa kanenge chimwe chezvipingamupinyi zviviri.Imwe isimba regiravhiti pane workpiece panguva yekukungurutsa, uye iyo kumwe kuderera kwekugadzirisa zvinhu.Kuvandudza zvose zvinogona kuvandudza kufamba kwebasa uye pakupedzisira kuwedzera kukwikwidzana kwevagadziri.
Vertical rolling tekinoroji haisi itsva. Midzi yaro inodzokera kune mashoma etsika masisitimu akavakwa mu1970s. Pakazosvika ma1990, vamwe vanogadzira michina vakapa vertical rolling mill seyakajairwa chigadzirwa mutsara.Tekinoroji yakagamuchirwa nemaindasitiri akasiyana siyana, kunyanya mu munda wekugadzira matangi.
Matangi akajairika uye midziyo inowanzo gadzirwa yakatwasuka inosanganisira matangi nemidziyo yechikafu nechinwiwa, mukaka, waini, doro, uye maindasitiri emishonga;API mafuta ekuchengetedza matangi;uye matangi akaiswa welded ekurima kana kuchengetedza mvura.Vertical rolling inoderedza zvakanyanya kubata zvinhu;kazhinji inogadzira mabhendi emhando yepamusoro;uye zvinonyatso dyisa matanho anotevera ekugadzira ekubatanidza, kurongeka, uye welding.
Imwe bhenefiti inopinda muchikamu chekuti zvinhu zvekuchengetedza zvakaganhurirwa.Kuchengeta kwakamira kwemapuranga kana mapepa kunoda masikweya mafiti mashoma pane mapuranga kana mapepa akachengetwa panzvimbo yakati sandara.
Funga nezvechitoro chinokungurutsa mateko (kana kuti “nzira”) dzematangi mahombe ane dhayamita pamarori akachinjika. Kana apedza kukunguruka, anoshandisa nzvimbo anomoneredza, anodzikisa mafuremu epamativi, uye anotsvedza kubva pagoko rakamonereka. Sezvo goko rakatetepa rinokotama pasi pehuremu hwaro. , goko racho rinoda kutsigirwa nezvimisikidza kana zvigadzika, kana kuti rinoda kutenderedzwa kuita nzvimbo yakatwasuka.
Kuwanda kwakadai kwekubata-bepa rekudyisa kubva panzvimbo yakachinjika kupinda mumipumburu yakatwasuka, iyo inozotorwa kunze uye yakarereka kuti iturikirwe mushure mekukunguruka-inogona kugadzira matambudziko akasiyana-siyana ekugadzira.Nekupenya kwakamira, chitoro chinobvisa zvese zviri pakati pekugadzirisa.Sheets kana machira anodyiswa uye anokungurutswa akatarisa mudenga, anonamirwa, uye osimudzwa akatwasuka kuenda kune imwe oparesheni inotevera.
Imwe vertical rolling inoitika pamichina ye-four-roll, kunyanya kune matangi madiki dhayamita (kazhinji asingasviki 8 tsoka padhayamita) ayo anotumirwa kuzasi uye akashanda munzira yakatwasuka.Iyo mana-roll system inobvumira kutenderedza zvakare kubvisa unbent flats ( uko mipumburu inobata ndiro), iyo inonyanya kutaurwa padiki dhayamita shells.
Magaba mazhinji anokungurutswa achiumburudzwa nematatu-roll, two-collet geometry machines, achishandisa mapeche esimbi asina kuvharwa kana kudyiswa zvakananga kubva pacoil (nzira iri kuwedzera kuwanda). Mumaseta aya, mushandisi anoshandisa radius geji kana template kuyera Radhiyasi yenzvimbo yakavharirwa.Vanogadzirisa ma roller ekubhenda kana kumucheto kwekoiri kwasangana, uye vozogadzirisa zvakare apo coil inoramba ichidyisa.Sezvo coil inoramba ichiiswa mukati mayo maronda akasimba, zvinhu springback inowedzera, uye mushandisi anofambisa ma roller kuti akonzere kukombama kwakawanda kuripe.
Springback inosiyana nezvinhu uye rudzi rwecoil.Chidhayamu chemukati (ID) chekoiri chakakosha. Zvimwe zvinhu zvese zvakaenzana, coil 20-inch. Zvichienzaniswa neronda rimwe chete recoil kusvika masendimita makumi maviri nematanhatu, ID inorema uye inoratidza mukuru rebound.ID.
Figure 2. Vertical scrolling chave chikamu chakakosha chetank field installations akawanda.Kushandisa crane, maitiro acho anowanzo tanga nepamusoro kosi uye anofambira mberi akananga pazasi kosi.Cherechedza weld imwe yakatwasuka pane yepamusoro kosi.
Cherekedza, zvisinei, kuti kukunguruka kwepoto kwakasiyana zvikuru nekukungurutsira ndiro yakakombama. Kune yekupedzisira, mushandisi anoedza kuona kuti mipendero yetambo yakanyatsoenderana panoperera kutenderera. madhayamita haagadziriswe zvakare nyore.
Paunenge uchigadzira tangi shell ine coil vertical rolls, mutyairi haakwanise kurega micheto ichisangana pakupera kwekutenderera kutenderera nekuti, hongu, pepa rinouya zvakananga kubva kune coil.Pakukunguruka, pepa rine inotungamira kumucheto, asi kwete kumucheto kusvika yachekwa kubva pakoiri. Panyaya yezvirongwa izvi, iyo coil inokungurutswa kuita denderedzwa rakazara isati yanyatsopeta mipumburu yozochekwa mushure mekupedzwa (ona Mufananidzo 1). Mushure meizvi, mupendero uchangochekwa unoteverwa inosundidzirwa kumucheto wekutungamira, yakachengetedzwa, uye yobva yaiswa weld kuti iite goko rakakungurutswa.
Kupeta-peta uye kutenderedzazve muzvikamu zvakawanda zvekoil-feed hazvishande, zvichireva kuti micheto yadzo inotungamira uye inoteedzera ine zvikamu zvekudonha zvinowanzokururwa (zvakafanana nezvikamu zvisingabhendeki zvakafuratira mune zvisiri-coil-fed rolling) . ona zvimedu semutengo mudiki kubhadhara kune ese mabatiro ekugadzirisa efficiencies vertical rolls anovapa.
Kunyange zvakadaro, vamwe vashandi vanoda kushandisa zvakanyanya zvinhu zvavanazvo, saka vanosarudza iyo yakasanganiswa roll leveler system.Izvi zvakafanana ne-four-roll straighteners pamutsara wekugadzira coil, ichangobva kupinduka.Magadzirirwo akajairika anosanganisira manomwe- uye. gumi nembiri-yakakwirira mitsetse iyo inoshandisa kumwe kusanganiswa kwezvisina basa, kururamisa, uye kupeta mipumburu.Iyo inogadzirisa haisi kungoderedza chikamu chekudonha kwezvimedu pane shell, asiwo inowedzera kushanduka kwegadziriro;ndiko kuti, iyo hurongwa inogona kuburitsa kwete chete akakungurutswa zvikamu, asiwo flat, flat billets.
Tekinoroji yekuyeresa haigone kudzokorodza mibairo yeakawedzera kuyera masisitimu anoshandiswa munzvimbo dzebasa, asi inogona kuburitsa zvinhu zvakati sandarara zvekuti zvichekwe nelaser kana plasma.
Fungidzira munhu ari kukungurutsira goko rechikamu chetangi agamuchira odha yechikamu chezvivharo zvetafura yekucheka plasma.Apedza kukungurudza goko ndokuritumira kuzasi, anogadzirisa hurongwa kuitira kuti leveler irege kudyisa yakananga mujinga. ma rolls.Panzvimbo iyoyo, iyo leveler inodyisa zvinhu zvakapfava zvinogona kuchekwa kusvika paurefu hunodiwa, zvichiita kuti pasave nechinhu chekucheka kweplasma.
Mushure mekucheka batch yezvisina kuvharwa, mushandisi anogadziridza zvakare sisitimu kuti itangezve kutenderedza mabhomba etangi.Uye nekuti anokungurutsa zvinhu zvakati sandara, kusiyana kwezvinhu (kusanganisira madhigirii akasiyana espringback) haisi nyaya.
Munzvimbo dzakawanda dzekugadzirwa kwemaindasitiri nemaitiro ekugadzira, vagadziri vanovavarira kuwedzera kuwanda kwekugadzira zvitoro kurerutsa uye kurerutsa kugadzirwa kwemunda nekumisikidzwa.Zvisinei, pakugadzira matangi mahombe uye maumbirwo makuru akafanana, mutemo uyu haushandi, kunyanya nekuda kwe zvinhu zvinoshamisa zvinogadzirisa matambudziko anounzwa nemabasa akadaro.
Kushanda panzvimbo yebasa, coil vertical rolls inorerutsa kubata zvinhu uye kurerutsa magadzirirwo ese ekugadzira matangi (ona Mufananidzo 2). Zviri nyore kutakura coil yesimbi kuenda kubasa pane kuburitsa nhevedzano yezvikamu zvakakura muwekishopu. Uyezve. , pa-saiti rolling zvinoreva kuti nyangwe matangi akakura edhayamita anogona kugadzirwa neine vertical weld imwe chete.
Kuunza leveler kumunda kunobvumira kushanduka kwakawanda mukushanda kwemunda.Ichi ndicho chisarudzo chakajairika chekugadzirwa kwetangi panzvimbo, apo iyo yakawedzerwa kushanda inobvumira vagadziri kuvaka tangi decks kana mabhoti pa-site kubva kune coil yakatwasuka, kubvisa kutakura pakati pechitoro. uye nzvimbo yebasa.
Mufananidzo 3. Mamwe vertical rolls akabatanidzwa ne-on-site tank production systems.Jeki inosimudza iyo yakambopetwa kosi kumusoro pasina kudiwa kwe crane.
Mamwe mashandisirwo emumunda anobatanidza vertical rolls kuita yakakura sisitimu-inosanganisira yekucheka uye welding mayuniti anoshandiswa neakasarudzika majeki ekusimudza-kubvisa kudiwa kwekreni yepasaiti (ona Mufananidzo 3).
Tangi rose rakavakwa kubva kumusoro zvichidzika, asi maitiro anotanga kubva pasi zvichikwira. Heino mashandiro arinoita: Koiri kana shizha rinopfuudzwa nemaroru akasimukira masendimita chete kubva pane mudhuri wetangi mumunda. Mudhuri unobva wadyiswa. mugwara rinotakura bepa parinodyiswa kutenderedza denderedzwa rose retangi. Mapete akasimukira anomiswa, mapendero anochekwa, uye masono ega ega akamira anoiswa panzvimbo uye anonama. , jack inosimudza goko rakapetwa kumusoro.Dzokorora maitiro egoko rinotevera pazasi.
Circumferential welds akagadzirwa pakati pezvikamu zviviri zvakakungurutswa, uye matangi epamusoro zvidimbu zvakabva zvaunganidzwa panzvimbo - apo chimiro chakaramba chiri padyo nepasi uye chete mabhomba maviri epamusoro akagadzirwa. kugadzirira ganda rinotevera, uye maitiro anoenderera mberi - zvese pasina kudiwa kwecrane.
Kana kuvhiyiwa kwasvika pamutsetse wakaderera, mahwendefa akakora anouya.Vamwe vanogadzira matangi pasaiti vanoshandisa 3/8 kusvika 1 inch makobvu mahwendefa, uye mune dzimwe nguva anotorema.Ichokwadi, mapepa haasi mufomu yecoil uye anogona kungova kureba chete, saka zvikamu zvezasi izvi zvichange zvine akawanda vertical welds anobatanidza akakungurutswa pepa zvikamu. Chero zvazvingava, nemichina yakamira panzvimbo, mapepa anogona kubudiswa mune imwe kuenda uye akapeterwa panzvimbo kuti ashandiswe zvakananga mukuvaka tangi.
Iyi tangi yekuvaka sisitimu inofanidza mabatiro ekugadzirisa zvinhu zvakawanikwa (zvishoma muchikamu) nekutenderera kwakatwasuka.Ehe, sekunge chero tekinoroji, vertical scrolling haiwanikwe kune ese maapplication.Kukodzera kwayo kunoenderana nekugadziriswa kwekugadzirisa kwainogadzira.
Funga nezvemugadziri anoisa non-coil-feed vertical roll kuti aite mabasa akasiyana-siyana, mazhinji acho ari madiki madiki mateko anoda pre-kupeta (kupeta micheto inotungamira neinotevedzana yeworkpiece kuderedza unbent flat). Aya mabasa zvinogoneka nedzidziso pamapepa akatwasuka, asi kupeta-mberi kudivi rakatwasuka kunonetsa.Muzviitiko zvakawanda, kukunguruka kwakatwasuka hakushandi pamabasa akawanda anoda kufanopeta.
Pamusoro penyaya dzekubata zvinhu, vagadziri vakabatanidza vertical rolls kuti vadzivise kurwisa simba rinokwevera zvinhu pasi (zvakare kuti vadzivise kusungirirwa kwezvivharo zvakakura zvisingatsigirwi).Zvisinei, kana oparesheni ichingobatanidza kukungurutsa bhodhi rakasimba zvakakwana kuti richengetedze chimiro charo mukati mekukunguruka, wobva wakunguruka. iyo bhodhi yakatwasuka haina musoro wakawanda.
Zvakare, basa reasymmetric (ovals uye mamwe maumbirwo asina kujairika) rinowanzo kuumbwa zvakanaka pamipumburu yakatwasuka, nerutsigiro rwepamusoro kana zvichidikanwa.Muzviitiko izvi, zvinotsigira zvinoita zvinopfuura kungodzivirira sag-induced sag;vanotungamirira basa kuburikidza nekutenderera uye vanobatsira kuchengetedza asymmetric shape ye workpiece.Chinetso chekushanda basa rakadaro mune vertical orientation inogona kuregeredza chero rubatsiro rweku vertical scrolling.
Pfungwa imwe cheteyo inoshanda pakukunguruka kweconical.Makoni anokunguruka anovimba nekukweshana kuri pakati pema rollers uye kuwanda kwakasiyana-siyana kwekumanikidza kubva kune mumwe mugumo wema roller kuenda kune mumwe. asi kune zvese zvinangwa nezvinangwa, kutenderedza koni yakatwasuka hazvigoneke.
Kushandiswa kwakatwasuka kwematatu-roll ejiometry machines hakuwanzo shandiswe.Mumichina iyi, maviri epazasi rolls anoenda kuruboshwe nekurudyi munzira ipi neipi;mupumburu wepamusoro unogona kugadziridzwa kumusoro uye pasi.Kugadziridza uku kunobvumira michina iyi kukotamisa geometries yakaoma uye roll zvinhu zvehupamhi hwakasiyana-siyana.Muzviitiko zvakawanda, zvikomborero izvi hazvikwidziridzwe nekutenderera kwakatwasuka.
Paunenge uchisarudza muchina wekutenderedza ndiro, zvakakosha kuti utsvage uye utarise chinangwa chekugadzira kushandiswa kwemuchina zvakanyatsonaka uye zvakanyatsonaka. Vertical rolls inogumira mukushanda pane echinyakare yakachinjika rolls, asi mukushandisa kwakakodzera inopa zvakakosha zvakanakira.
Kuenzaniswa nemichina yakachinjika yekubhenda ndiro, vertical plate yekubhenda michina inowanzova neakanyanya dhizaini, mashandiro uye maitiro ekuvaka. Zvakare, ma rolls anowanzo kuwedzeredzwa kuti chikumbiro chibatanidze korona (uye kutenderera kana hourglass mhedzisiro inoitika mumaworkpiece kana korona isina kunyatsoita. yakagadziridzwa kuitira basa riripo).Kana yakashandiswa pamwe chete nema decoilers, inogadzira zvinhu zvitete zvechitoro chese tank, kazhinji isingapfuuri 21 tsoka 6 inches inches.Matangi akaiswa mumunda ane dhayamita yakakura kwazvo makosi epamusoro anogona kugadzirwa. ine weld imwe chete yakamira pane mapaneru matatu kana anopfuura.
Zvakare, mukana mukuru wekukunguruka wakatwasuka ndewekuti tangi kana chigaba chinoda kuvakwa chakamira chakamira nekuda kwemhedzisiro yegiravhiti pazvinhu zvitete (semuenzaniso, kusvika 1/4 kana 5/16 inch). kushandiswa kwekusimbisa kana kudzikamisa zvindori kuchengetedza chimiro chakatenderera chechikamu chakapetwa.
Kubatsira chaiko kwema vertical rolls ndiko kubata zvinhu zvakanaka.Inguva shoma nzvimbo yakavharirwa inoda kushandiswa, kashoma kuti ikuvadzwe uye ishandiswezve. Funga nezvekudiwa kukuru kwematangi esimbi asina tsvina muindasitiri yemishonga, iyo yava kubatikana kupfuura kare. .Kubata kwakashata kunogona kutungamirira kuzvinhu zvekuzora kana, zvakanyanya, passivation layer inoputsika uye inogadzira chigadzirwa chakasvibiswa.Vertical rolls inoshanda pamwe chete nekucheka, welding uye kupedza masisitimu ekuderedza kubata uye mikana yekusvibiswa.Kana izvi zvichiitika, vagadziri vanokohwa. zvikomborero.
FABRICATOR ndiyo magazini inotungamira kuNorth America kugadzira simbi nekugadzira. Magazini iyi inopa nhau, zvinyorwa zvehunyanzvi uye nhoroondo dzenyaya dzinogonesa vanogadzira kuita mabasa avo nemazvo.FABRICATOR yagara ichishandira indasitiri kubva 1970.
Nguva yekutumira: Jun-16-2022