CS253270B1 - Method of working rolls thermal treatment - Google Patents
Method of working rolls thermal treatment Download PDFInfo
- Publication number
- CS253270B1 CS253270B1 CS832013A CS201383A CS253270B1 CS 253270 B1 CS253270 B1 CS 253270B1 CS 832013 A CS832013 A CS 832013A CS 201383 A CS201383 A CS 201383A CS 253270 B1 CS253270 B1 CS 253270B1
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- working rolls
- thermal treatment
- working
- φορμμ
- oil
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims 2
- 238000007669 thermal treatment Methods 0.000 title 1
- 238000005096 rolling process Methods 0.000 claims 2
- 229910001315 Tool steel Inorganic materials 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000010791 quenching Methods 0.000 claims 1
- 230000000171 quenching effect Effects 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- WRIYPTGFYKBSFU-UHFFFAOYSA-N ()-Conen Chemical compound CCCCOP(=O)(SCC)SCC1=CC=CC=C1 WRIYPTGFYKBSFU-UHFFFAOYSA-N 0.000 description 2
- 101150096418 Mepe gene Proteins 0.000 description 2
- 102400000063 C-flanking peptide of NPY Human genes 0.000 description 1
- 101800000226 C-flanking peptide of NPY Proteins 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 241001114813 Macna Species 0.000 description 1
- 101150071459 NAXE gene Proteins 0.000 description 1
- 240000003834 Triticum spelta Species 0.000 description 1
- 101150097406 cgoX gene Proteins 0.000 description 1
- 150000003278 haem Chemical class 0.000 description 1
- 101150048356 hemY gene Proteins 0.000 description 1
Landscapes
- Heat Treatment Of Articles (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Description
HA3BAHHE H30EPETEHHH
Cnoco6 TepMtwecKoft o6pa6oTKH pa6onnx BaJiKOB 06naCTb ΠΡΗΜβΗβΗΗΗ Η3θ6ρβΤβΗΗΗ H306peTeHne xacaeTca TepMHuecKoň o6pa6oTKH pa6oHHX βοπκοβ, κοτορκβ πρΗΜβΗΗίοτβΗflJIH Η3ΓΟΤΟΒ.ΠβΗΗΗ nOJIblX προφκπβή H3 MeTaJUia, B HaCTHOCTH CTaJlbHbIX Tpy6Í 3th paSoHne B3jikh, ΗΜβιοοίΗβ φορκγ flHCKa, H3roTOBneHbi H3 JierupoBaHHoft HHCTpyMeH-ranbHoň CTajiH h no hx oxpyxHoCTH ΒκποηκβΗ paBHOMepHbiň hjih HepaBHOMepHbiň npo-Φηββ Kann6pa.
XapaKTepncTHKa nsBecTHbix TexHHuecxHX pemeHHň H3 npaKTHMecKoro πρΗΜβΗβΗΗΗ yxe H3BéCTHo, hto padoHHe sanKH H3 JiernpoBaHHoňHHCTpyMeHTaJibHOň CTajiH noneepraioTca TepMHuecKoň οβρββοτκβ. fljia aroro pa6onHňBanox HarpeBaeTca b nenw λππ TepMHwecKoň οδρββοτκΗ hjih b eonaHoň BaHHe no τβΜ-nepaTypbi aycTeHHTH3anmi. riocne npoH3BeneHHoň aycTeHHTH3anHH paSoHHň sajiox 3aKa-jiHBaeTca. 3aKanxa ocymecTBjíneTCH nocpencTBOM 3axanoaHoro Macna c ycTaHOBneHHbíMTeMnepaŤypHbíM pewHMOM, npn stom pafíowň BanoK noMemaeTCH b ropH3OHTanbHbM nono- ·ΜβΗΗΗ B COOTBeTCTByromyiO BaHHy c 3aK£UIOMHbIM MaCJIOM. Πο HCTeaeHHH HeoCxonHMoro ΒρβΜβΗΗ BbiflepxKH b 3aKaJioMHOM cpencTBe ocymecTBJífleT-ca nanbHeňmHň o-rnycx b nean c nHpKynanueň BO3flyxa hjih nocpencTBOM BoanyniHorooxnasneHHH, Βωβορ oTnenbHbix TeMnepaTyp η ΒρβΜβΗΗ Βκηβρχκκ ocymecTBJíHeTca b 3a-BHCHMOCTH OT M3PKH CTaJIH Η reOMeTpHUeCKOH φορΜΗ ρβ6θΗβΓΟ BaJIKa.
HenocTaTOK 3τογο ocHoBononaraiomero Μβτοηβ 3axnioyaeTCH b tom, hto ne npcTMraeT-ca cooTBeTCTByiomaH xoHTypy h paBHOMepHaa rnySHHa npoKanHBaeMocTH no eceň oxpyx-hocth pa6onero Bahxa b oSnacTH φορΜΜ xajiH6pa. Kopoue rosopa, TBepnocTb noeepx-hocth φορΜω xaJiHGpa MeHbme, mbm TBepnocTb ocTanbHoň noBepxHÓCTH paSonero sanica.3th 06a HBJíeHHH Bbi3biBa»T HepaBHOMepMoe pacnpeneneHHe HanpaweHHň BHyTpn paóoue-ro BaJIKa, cnencTBHeM aero HBJíaeTca HenocTaTOHHMň cpox cnyw6bi P36ohhx Báníc ob, 253270 mto υεπετ κ noBbímeHHoň ceRecTOHMocTH πρκ HaroToBJíeiinH Tpy6 h iiojimx προψιυιείίHOCpeflCTBOM προκθτκιι.
Uenb Η3θϋρετεΗΗπ
UeJib H3o6peTeHHn 3aKraonaeTCH b tom, ητο6μ πγτβΜ noBbímeHHH cpona c.Jiywfibi paOonHXB3JIKOB CHH3HTb H3flepjKKH Ha HHCTpyMeHTbl Η, ΤΘΜ C3MMM, CefíeCTOHMOCTb πρΗ Η3ΓΟΤΟΒ“JieHHH Tpy6 h npyrnx nojibix προφΗπείί nocpeflCTBoM προκβτκΗ. H3no»eHHe cymHocTH Η3θ6ρετεΗΗΗ
TexHOTeCKaH saflana, pemaeMan nocpeflCTBOM Η3θ6ρετεΗΗΗ
Ilocjie aycTeHHTH3apHH paSonero Bajixa, πρκ onycKaHHH ero β γορΗ3οητ3πβηομ nojio^e-hhh b 3aKaJioHHyio BaHHy, cjioii oxajiHHbí ηπη Kopxa cojih Bce eme npHHHnaioT κ BbifipaH-Hoň φορΜβ Kann6pa. flocTyn 3aKaJioHHoro cpen,cTBa κ 3T0My MecTy ocnomHHeTca, πτοBbi3MBaeT H30JiHpyiomee fleňcTBHe. KpoMe toto, BbinojineHHafl b pagoneM Báníce (jiopMaKaJinBpa πρκ ropH3OHTajibHOM nojioaceHHH npeflCTaBjíaeT co6oň oSnacTb, b κοτοροή 3a-KanoHHoe cpe,n;cTBo He iiHpKyjiHpyeT ηπη pHpKynHpyeT HenocTaTouHo h naxe h b tomcnynae, Korná cmaTbiň BO3«yx,noflBefleHHbiH H3B6CTHbiM cnocoSoM κ flHHmy 3aKanoHnoro6aKa, πρΗΒορ,Ητ aaKanonHyio BaHHy b cocTOHHne HHTeHCHBHoro flBHxeHHH. 3aflaňa Η3θ6ρετβΗΗπ 3aKnmnaeTčn b nojiyneHHH paBHoMepHoň rnyóHHbí npoKanHBaeMocTHB cooTBeTCTBHH c KOHTypoM h paBHOMepHoro pacnpeflejieHHH HanpnHceHHH πγτβΜ paBHo—MepHoro oxnaxfleHHH aceň noBepxHocTH paSonero Banna.
ÍIpH3HaKH H3O6peTeHHB
CornacHo Η3θ6ρετεΗΗΐο eaaana pemaeTca τηκημ o6pa30M, hto paOoHHH Banox b ropn-3OHTanbHOM nonoweHHH, aycTaHHTH3HpoBaHHbiň b HarpeBaTenbHoň newH ηπη b connHoftB3HHe, B OĎJiaCTH ΒΗΠΟΠΗβΗΗοή B ΗβΜ φορΜΗ KajIH6pa o6pt>I3rHBa8TCH BOpHblM TyMaHOMc noBbímeHHbíM flaBJíeHHeM. 06pw3rHBaHHe ocymecTBjíHBTca β τεπεκπε Taxoro κοροτκο-ro ΒρεΜεΗΗ, mto hh b kobm cnyuae He BO3HHKaeT 3φφεκτ 3aKanKH. 06pbi3rHBaHHeMpiocTHraeTca oTtínaHBaHHe οτ ποΒερχΗοετκ Φορμμ Kann6pa y»e HarpeToro cjioh oKanH-Hbl ΗΠΗ KOPKH COJIH. BjiarOflapH 3TOMy ΒΟ3ΜΟ3Κ8Η HenOCpeflCTBeHHblň KOHT3KT 3aKaJlOH~Horo cpeflcTBa c noBepxHOCTbio φορΜΜ xannSpa. Πρκ nocne^yromeM maře npoyecca -3εκεπκε, paSonnĚ eanoK β γορη3οητ3Ληηομ nonoxcemiH bboahtch b MacjiHHyw 3aKanon-'Hyio BaHHy c ycTanoBjíeHHbíM TeMnepaTypHbíM pexHMOM. ΑοποπΗΗτεΠΒ,ΗΟ κ noBepxHocTHφορΜΗ nannSpa ποπβοηητοη oTuenbHbie CTpyH MacJia c noBbímeHHbíM ^aBjíeHHeM h c yc-TaHOBjíeHHbíM TeMnepaTypHbíM pexHMOM. MacnHHbie CTpyH co3naioTCH nocpencTBOM cne-HHajIbHOH CHCTeMbi COIieJI H HanpaBJíeHbl npH6jIH3HTeJlbHO TaHreHUHajIbHO Ha noBepx-HOCTb Φορμμ KaJiHĎpa. TaKHM o6pa3OM, OTflejibHbie MacnHHbie CTpyH paBHOMepHo pac-npeflejiatoTCH no oKpyxcHocTH pačonero Banxa, TaK ητο φορΜβ nannSpa paBHOMepHo hHHTeHCHBHo npoMbiBaeTCH 3aKanoHHbiM cpeflCTBOM. Hocne 3aKanKH ocymecTBnneTcn ot*nycK b neHH c mipKynnyHeň B03«yxa ηπη β φορΜε npocToro BO3«ymHoro oxnaxneHHH. 06pa6oTaHHbiň TaKHM cnocoOoM paOoHHň Banox ΗΜεετ β φορΜβ KannSpa paBHoMepHyionpoKaJiHBaeMocTb, cooTBeTCTByromyro KOHTypy, no Kpaňneň Mepe, Taným xe TBepflocTb,KaK h b ocTaJibHoň oGjiacTH paSonero Banna h paBHOMepHoe pacnpeneneHHe Hanpuxe-hhh. CpoK enyxcShi o6pa6oTaHHoro TakHM cnocoOoM pa6onero Banna hbho ποβηοηποη. 253270 ΠρΗΜβρ OCymeCTBJíeHHH Η3θ6ρβΤΘΗΗΗ Β xanecTBe pafíonero Banxa ponxeH nopeepraTbCH TepMHPecxoň o6pa6oTxe xonbpeBoňKaJin6p H3 JierHpoBaHHofl HHCTpyMeHTajibHoň cTajw «jih πηπηγρημοβογο CTaHa pnn HsroΤΟΒΠΘΗΗΗ CTaJIbHblX Tpy6 C HapyjKHblM ΑΗβΜβΤρΟΜ OT 50 MM PO 110 MM πρΗ ηρΗΜβΗβΗΗΗMeTOfla COrnaCHO Η3θ6ρβΤβΗΗΚ>. ΠηΗ 3ΤΟΓΟ KOJIbpeBOH KajTHSp B ropH3OHTaJIbHOM noíio-xeHHH aycTeHHTH3HpyeTCH b conHHoň BaHHe. 3aTeM c noMombw CHCTeMbi conen κ oónacΤΗ φορΜΜ KaJIH6pa Β ΤβΜβΗΗβ KOpOTKOTO ΒρβΜβΗΗ, Τ.β. OT 2-X flO 8-MH eexyHfl, nofl-bophtch bophhoH TyMaH c noBbiiueHHbíM paBJíeHHeM. Bnaropapn 3TOMy xopxa cojih, πρηπηπιπβη b oOnacTH φορΜΗ xajiHČpa, oTcnaHBaeTCH, hto cnocoOcTByeT oĎnerneHHio poc-Tyna 3axanonHoro cpepcTBa κ noBepxHocTH φορΜΜ xannOpa. 3φφβκτ 3axanxn nop peň-cTBHeM BopBHoro TyMaHa ne pocTHraeTCH h He CTaBHTCH penbio. nocne ypaneHHH xop-XH COÍ1H KOJIbpeBOH KaJIHSp B ropH3OHTaJIbHOM ΠΟηοΚβΗΗΗ nOMeinaeTCfl B MaCJIHHyK) BaH-Hy c ycTaHOBňeHHbíM TeMnepaTypHbtM pexHMOM. ToTPac nocne no3HpnoHnpoBaHHH xonb-peBoro xannSpa x HeMy c noMombw cnepHaJibHoft, ropH3OHTanbHo pacnonoxeHHoň β3axajioHHoň BaHHe CHCTeMbi conen b oOnacTH φορΜΜ xanHčpa pónonHHTenbHo πορβορητ-ch oTpejibHbie MacpjtHbie CTpyn c noBbmeHHbíM paBJíeHHeM h c ycTaHOBňeHHbíM TeMnepa-TypHbíM pexHMOM, MacnHHbje CTpyn HanpaBJíeHu npH6nH3HTenbHo TaHreHpHanbHo Ha no-.BepxHocTb φορΜΜ xanHĎpa h paBHOMepHo pacnpepeneHbí no oxpyxHocTH xonbpeeoro xa-nn6pa. BnaropapH 3TOMy φορΜβ xanHSpa paBHOMepno npoMbiBaeTcn 3axanoHHbiM cpepcT-bom η b peaynbTaTe 3Toro, a Taxxe npepeapHTenbHoro ypaneHHH xopxn cojih, 3φφβχτ3aKajiKH Ha Bceň noBepxHocTH φορΜΜ xanHOpa no MeHbnieň Mepe tohho Taxoň xe, xaxh Ha ocTanbHoň noeepxHocTH xojibueeoro xannOpa. Πο HCTeneHHH ycTaHOBJíeHHoro epeMeHH 3axaJixH xojibpeBoň xajiHfíp oxnaxpaeTCH Ha eoapyxe. ΦΟΡΜΥΠΑ Η30ΕΡΕΤΕΗΗΛ
CnocoČ TepMHnecxoň o6pa6oTXH pa6oHHX BanxoB H3 JierupoBaHHoň HHCTpyMeHTanbHoňCTajiH, npHneM pnn ypaneHHH cjiob oxanHHbí κπη xopxH cojih pa6oHHH BaJiox xpaTxo-ΒρβΜβΗΗο nopeepraeTCH BO3peftcTBHró BopHHoň CToyH c noBbmeHHbíM paBJíeHHBM, a bMacjiHHoň 3axajioHHpň BaHHe - BoapeňcTBHio MacnnHbix CTpyň c ycTaHoBJíeHHbíM τβΜπβ-paTypHbíM pexHMOM h c noBbímeHHbíM paBJíeHHeM, oTjiHnaiomHňCH TeM, ητο Taxan o6pa-6oTxa npoBopHTCH tojihxo b oOnácTH BbinoJiHeHHoň φορΜΜ xannOpa, b to BpeMH xaxnponaH nacTb pa6ouero Banxa nopeepraeTCH HopManbHoň 3axanxe aycTeHH3apHeň hnocnepyiomeň 3axaJixe b Macne. ahhotauhb
CnocoG TepMHHecxoň o6pa6oTXH pafioHHx BanxoB Η3θ6ρβτβΗΗβ xacaeTCH TepMHnecxoň o6pa6oTXH paSoHHx BanxoB H3 nerHpoBaHHoň hhctpyMeHTanbHoň CTann pnH Η3ΓοτοΒΠβΗΜΗ ποηκχ προφκηβή H3 MeTanna, no oxpyxHocTHxoTopbix BbinonneH paBHOMepHbiň hbh HepaBHoMepHbiň προφκηΒ xanHfípa.
Uenb HsoCpeTeHHH saxníonaeTCH b noBbnneHHH cpoxa cnyx6bi paCoHHX BanxoB η, τβΜCaMblM, B CHHXeHHH Η3ΡβρΧβΧ Ha HHCTpyMeHTbl.
Sapana Η3θ6ρβτβΗΗΗ coctoht b noBbnneHHH 3φφβκτ3 3axanxH b oOnacTH BbinonHeHHoňφορΜΜ xanHOpa. K aycTeHHTH3HpoBaHHOMy pafíoHeMy Banxy b ropH30HTanbH0M nonoxeHHH b oOnacTHφορΜΜ xannOpa nopBopHTCH BopnHOň TyMaH c noBbímeHHbíM paBJíeHHeM b TeneHHe κοροτ-xoro ΒρβΜβΗΗ, b peayjibTÓTe pero ypanneTcn npHnHnmHň cnoň oxanHHM ηρη xopxa co·nH, 253270 4 K paÓoneMy BajiKy, HaxoflHmeMycx b ropH3OHTa.nbHOM nojioareHHH b MacjiaHoň 3aKajion-Hoň BaHHe, b oSnacTM φορΜΗ KaJiHópa aonojiHHTeJibHo πο^βο^ητοη oTflejibHbie crpyHMacna c noBbnneHHbíM flaBJíeHHeM, κοτσρωβ HanpaBJíeHbí npH6nH3HTeJibno TaHreHiiHajibHOHa noBepxHocTb φορΜΜ Ka/iHĎpa.
IlpH3HaHO Η3θ6ρβΤβΗΗβΜ ΠΟ pesyJIbTaTaM 3KCnepTH3M, OCymeCTBneHHOň BeflOMCTBOM no«enaM H3o6peTeHHň h πητβΗτοβ TflP. 253270
Claims (1)
- PŘEDMĚT VYNALEZU Způsob tepelného zpracování pracovních válců z legova-né nástrojové oceli, pro válcování trubek, při kterémse k odstranění vrstvy okují nebo solí na pracovní vá-lec krátkodobě působí proudem tlakové vody načež se volejové kalící vaně otryskává tlakovým olejem, vyzna-čující 3e tím, že se na pracovní válec takto působí pouze v oblasti kalibru, přičemž současně se ostatní částipracovního válce podrobí austenitizaci a následnému ka-lení v oleji.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD23946982A DD224182A3 (de) | 1982-04-30 | 1982-04-30 | Verfahren zur waermebehandlung von arbeitswalzen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS201383A1 CS201383A1 (en) | 1985-06-13 |
| CS253270B1 true CS253270B1 (en) | 1987-10-15 |
Family
ID=5538287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS832013A CS253270B1 (en) | 1982-04-30 | 1983-03-24 | Method of working rolls thermal treatment |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS253270B1 (cs) |
| DD (1) | DD224182A3 (cs) |
| RO (1) | RO86286B (cs) |
-
1982
- 1982-04-30 DD DD23946982A patent/DD224182A3/de not_active IP Right Cessation
-
1983
- 1983-03-24 CS CS832013A patent/CS253270B1/cs unknown
- 1983-04-28 RO RO110808A patent/RO86286B/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO86286B (ro) | 1985-04-01 |
| DD224182A3 (de) | 1985-06-26 |
| RO86286A (ro) | 1985-03-15 |
| CS201383A1 (en) | 1985-06-13 |
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