RU2016133843A - The method of repairing rails with defects on the surface of the ride by automatic arc welding - Google Patents

The method of repairing rails with defects on the surface of the ride by automatic arc welding Download PDF

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Publication number
RU2016133843A
RU2016133843A RU2016133843A RU2016133843A RU2016133843A RU 2016133843 A RU2016133843 A RU 2016133843A RU 2016133843 A RU2016133843 A RU 2016133843A RU 2016133843 A RU2016133843 A RU 2016133843A RU 2016133843 A RU2016133843 A RU 2016133843A
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RU
Russia
Prior art keywords
surfacing
defects
rail
heating
induction
Prior art date
Application number
RU2016133843A
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Russian (ru)
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RU2654253C2 (en
Inventor
Николай Николаевич Грищенко
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Николай Николаевич Грищенко
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Application filed by Николай Николаевич Грищенко filed Critical Николай Николаевич Грищенко
Priority to RU2016133843A priority Critical patent/RU2654253C2/en
Publication of RU2016133843A publication Critical patent/RU2016133843A/en
Application granted granted Critical
Publication of RU2654253C2 publication Critical patent/RU2654253C2/en

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
    • E01B31/02—Working rail or other metal track components on the spot
    • E01B31/18—Reconditioning or repairing worn or damaged parts on the spot, e.g. applying inlays, building-up rails by welding; Heating or cooling of parts on the spot, e.g. for reducing joint gaps, for hardening rails

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Arc Welding In General (AREA)

Claims (2)

1. Способ восстановления рельсов с дефектами на поверхности катания автоматической электродуговой наплавкой, включающий предварительный подогрев и процесс наплавки, отличающийся тем, что, с целью повышения механических свойств, надежности и производительности процесса, снижения себестоимости и трудоемкости, выполняют: предварительный индукционный контролируемый нагрев головки рельса до температуры 400±50°C на длину места наплавки и по 100 мм в каждую сторону; наплавку, с использованием программируемого манипулятора, самозащитной порошковой сварочной проволокой специального состава, с особой последовательностью наложения наплавочных швов, заключающейся в наложении первого валика по периметру места наплавки и последующих - поперек оси рельса на ширину головки с перекрытием до 1/3 ширины предыдущего валика, при необходимости в несколько слоев; нормализацию рельса в зоне наплавки индукционным контролируемым нагревом до температуры 600±50°C с выдержкой 60±5 с;1. A method of restoring rails with defects on the rolling surface by automatic electric arc surfacing, including preheating and surfacing process, characterized in that, in order to increase the mechanical properties, reliability and productivity of the process, reduce cost and labor, perform: preliminary induction controlled heating of the rail head up to a temperature of 400 ± 50 ° C for the length of the weld deposit and 100 mm in each direction; surfacing, using a programmable manipulator, self-shielding flux-cored welding wire of a special composition, with a special sequence of overlaying welds, which consists in applying the first bead along the perimeter of the weld place and the next beads across the rail axis on the head width with an overlap of up to 1/3 of the width of the previous bead, with the need for several layers; rail normalization in the surfacing zone by controlled induction heating to a temperature of 600 ± 50 ° C with a shutter speed of 60 ± 5 s; 2. Способ по п. 1, отличающийся тем, что электродуговую автоматическую наплавку и индукционный контролируемый нагрев и нормализацию выполняют универсальным сварочным индукционно-нагревательным аппаратом.2. The method according to p. 1, characterized in that the electric arc automatic welding and controlled induction heating and normalization are performed by a universal welding induction-heating apparatus.
RU2016133843A 2016-08-18 2016-08-18 Method for restoring rails with defects on the rolling surface of automatic electric arc welding RU2654253C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2016133843A RU2654253C2 (en) 2016-08-18 2016-08-18 Method for restoring rails with defects on the rolling surface of automatic electric arc welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2016133843A RU2654253C2 (en) 2016-08-18 2016-08-18 Method for restoring rails with defects on the rolling surface of automatic electric arc welding

Publications (2)

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RU2016133843A true RU2016133843A (en) 2018-02-21
RU2654253C2 RU2654253C2 (en) 2018-05-17

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RU2016133843A RU2654253C2 (en) 2016-08-18 2016-08-18 Method for restoring rails with defects on the rolling surface of automatic electric arc welding

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113249723A (en) * 2021-06-28 2021-08-13 成都飞机工业（集团）有限责任公司 CMT arc surface cladding method based on database system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2693252C1 (en) * 2018-05-28 2019-07-01 Общество с ограниченной ответственностью "ЮниТранс" Repair method of operational damages of railroad head rolling surface
RU2708126C1 (en) * 2019-04-08 2019-12-04 Открытое Акционерное Общество "Российские Железные Дороги" Method for elimination of rail head crushing and wear defect in weld joint by electric arc surfacing

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1348442A1 (en) * 1986-01-09 1987-10-30 Всесоюзный Научно-Исследовательский Институт Железнодорожного Транспорта Method of restorig rails by gas-powder buildup
RU2382695C1 (en) * 2008-08-15 2010-02-27 Владимир Валерьевич Косаревский Recovery method of worn surfaces
RU2421309C1 (en) * 2009-12-14 2011-06-20 Михаил Михайлович Берзин Method of reclaiming railway track worn-out rolling surfaces without removing track from its bed
US9358628B2 (en) * 2012-12-17 2016-06-07 Tuskegee University A University Of Alabama Railroad rail head repair

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113249723A (en) * 2021-06-28 2021-08-13 成都飞机工业（集团）有限责任公司 CMT arc surface cladding method based on database system

Also Published As

Publication number Publication date
RU2654253C2 (en) 2018-05-17

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