CA2121047C - Heat treatment of metal castings and in-furnace sand reclamation - Google Patents

Heat treatment of metal castings and in-furnace sand reclamation

Info

Publication number
CA2121047C
CA2121047C CA002121047A CA2121047A CA2121047C CA 2121047 C CA2121047 C CA 2121047C CA 002121047 A CA002121047 A CA 002121047A CA 2121047 A CA2121047 A CA 2121047A CA 2121047 C CA2121047 C CA 2121047C
Authority
CA
Canada
Prior art keywords
sand core
portions
furnace
sand
casting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002121047A
Other languages
English (en)
French (fr)
Other versions
CA2121047A1 (en
Inventor
Scott P. Crafton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Consolidated Engineering Co Inc
Original Assignee
Consolidated Engineering Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25459039&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2121047(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Consolidated Engineering Co Inc filed Critical Consolidated Engineering Co Inc
Publication of CA2121047A1 publication Critical patent/CA2121047A1/en
Application granted granted Critical
Publication of CA2121047C publication Critical patent/CA2121047C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C5/00—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
    • B22C5/08—Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose by sprinkling, cooling, or drying
    • B22C5/085—Cooling or drying the sand together with the castings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
    • B22D29/001—Removing cores
    • B22D29/003—Removing cores using heat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D31/00—Cutting-off surplus material, e.g. gates; Cleaning and working on castings
    • B22D31/002—Cleaning, working on castings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/53—Heating in fluidised beds
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/04—Modifying the physical properties of iron or steel by deformation by cold working of the surface
    • C21D7/06—Modifying the physical properties of iron or steel by deformation by cold working of the surface by shot-peening or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/12—Both compacting and sintering
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B22F3/164—Partial deformation or calibration
    • B22F2003/166—Surface calibration, blasting, burnishing, sizing, coining

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Processing Of Solid Wastes (AREA)
  • Paper (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Casting Devices For Molds (AREA)
CA002121047A 1992-08-13 1993-01-27 Heat treatment of metal castings and in-furnace sand reclamation Expired - Lifetime CA2121047C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93019392A 1992-08-13 1992-08-13
US07/930,193 1992-08-13

Publications (2)

Publication Number Publication Date
CA2121047A1 CA2121047A1 (en) 1994-03-03
CA2121047C true CA2121047C (en) 1998-01-06

Family

ID=25459039

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002121047A Expired - Lifetime CA2121047C (en) 1992-08-13 1993-01-27 Heat treatment of metal castings and in-furnace sand reclamation

Country Status (13)

Country Link
EP (1) EP0612276B2 (ja)
JP (2) JP2849213B2 (ja)
KR (1) KR100263975B1 (ja)
CN (1) CN1090066C (ja)
AT (1) ATE165030T1 (ja)
AU (1) AU677774B2 (ja)
BR (1) BR9305607A (ja)
CA (1) CA2121047C (ja)
DE (1) DE69318000T3 (ja)
ES (1) ES2114039T5 (ja)
MX (1) MX9302659A (ja)
TW (1) TW213490B (ja)
WO (1) WO1994004297A1 (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5439045A (en) * 1994-01-19 1995-08-08 Consolidated Engineering Company, Inc. Method of heat treating metal castings, removing cores, and incinerating waste gasses
DE4427586C1 (de) * 1994-06-15 1995-07-20 Johann Muehlbauer Vorrichtung zum Aufbereiten von Gießereialtsand
DE19530975B4 (de) * 1995-08-23 2004-04-15 Consolidated Engineering Co. Ofen zum Entfernen des Formsandes von Gußteilen
US5901775A (en) * 1996-12-20 1999-05-11 General Kinematics Corporation Two-stage heat treating decoring and sand reclamation system
US5924473A (en) * 1996-12-20 1999-07-20 General Kinematics Corporation Vibratory sand reclamation system
US6453982B1 (en) 1996-12-20 2002-09-24 General Kinematics Corporation Sand cleaning apparatus
JP2001287019A (ja) * 2000-03-31 2001-10-16 Asahi Tec Corp 中子付鋳造物の加熱方法
DE10352180B4 (de) * 2003-11-05 2006-03-02 Dihag Deutsche Giesserei- Und Industrie-Holding Ag Gießverfahren zur Herstellung eines Gußteils
DE102007008149A1 (de) 2007-02-19 2008-08-21 Ashland-Südchemie-Kernfest GmbH Thermische Regenerierung von Gießereisand
CN102397984A (zh) * 2011-11-28 2012-04-04 芜湖火龙铸造有限公司 一种自动加料成型装置
US9895745B2 (en) 2013-09-04 2018-02-20 Nemak, S.A.B. De C.V. Method for demoulding a casting, cast from a light metal melt, from a casting mould
DE102014110826A1 (de) 2014-07-30 2016-02-04 Fritz Winter Eisengiesserei Gmbh & Co. Kg Verfahren zum Gießen von Gussteilen
CN105215263B (zh) * 2015-10-10 2017-12-19 中车长江车辆有限公司 一种用于原砂的加热方法及装置
CN106475512B (zh) * 2016-11-30 2018-09-18 扬州广润机械有限公司 一种铸造成品砂储砂斗气动清堵装置及其使用方法
CN110899159B (zh) * 2019-11-29 2021-03-19 含山县兴达球墨铸铁厂 一种铸造模具底板浇铸孔清理机构
CN111531122A (zh) * 2020-05-13 2020-08-14 安徽华颂再生资源回收有限公司 一种废旧型砂强力搓磨再生机
CN113333434B (zh) * 2021-05-13 2022-12-13 洛阳易普特智能科技有限公司 一种生产磁性材料砂型的破碎收集机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7201998A (ja) † 1972-02-16 1973-08-20
US4620586A (en) * 1977-03-23 1986-11-04 General Kinematics Method and apparatus for reclaiming foundry sand
JPS5653867A (en) † 1979-10-03 1981-05-13 Sanken Sangyo Kk Method and device for shaking out sand from aluminum casting prepared in sand core
IT1188886B (it) † 1980-12-24 1988-01-28 Fata Europ Group Forno di calcinazione a letto fluidizzato particolarmente per il recupero delle sabbie utilizzate in forme ed anime di fonderia
JPS5825860A (ja) † 1981-08-10 1983-02-16 Nippon Furnace Kogyo Kaisha Ltd 鋳造品の加熱方法と装置
IT1155658B (it) * 1982-03-23 1987-01-28 Fata Ind Spa Sistema e metodo per il recupero delle sabbie contenute in forme ed anime di fonderia mediante calcinazione in un forno a letto fluidizzato
EP0122029B1 (en) † 1983-03-09 1988-07-27 Cosworth Research And Development Limited Casting metal and reclaiming foundry sand
JPS59219410A (ja) † 1983-05-27 1984-12-10 Trinity Ind Corp 砂型鋳造品の熱処理装置
DE3400648A1 (de) * 1984-01-11 1985-07-18 Delta Engineering Beratung und Vermittlung Gesellschaft mbH, Irdning Vorrichtung und verfahren zur regeneration von giesserei-schuttsand
US4952246A (en) * 1989-08-23 1990-08-28 Dependable Foundry Equipment Company, Inc. Plant and method for reconditioning green foundry sand
DE4109993A1 (de) * 1991-03-27 1992-10-01 Klein Alb Gmbh Co Kg Verfahren zum regenerieren von haufwerk aus beschichteten koernern, insbesondere von giessereialtsanden
EP0546210B2 (en) * 1991-05-24 2003-07-09 Consolidated Engineering Company, Inc. Method and apparatus for heat treating metal castings

Also Published As

Publication number Publication date
CN1097662A (zh) 1995-01-25
DE69318000T3 (de) 2005-07-21
ES2114039T5 (es) 2005-06-01
AU677774B2 (en) 1997-05-08
TW213490B (en) 1993-09-21
CN1090066C (zh) 2002-09-04
MX9302659A (es) 1994-02-28
JPH07506299A (ja) 1995-07-13
EP0612276B1 (en) 1998-04-15
EP0612276B2 (en) 2004-11-17
CA2121047A1 (en) 1994-03-03
BR9305607A (pt) 1995-06-13
ES2114039T3 (es) 1998-05-16
EP0612276A4 (en) 1995-08-23
DE69318000D1 (de) 1998-05-20
JPH11129055A (ja) 1999-05-18
AU3594693A (en) 1994-03-15
WO1994004297A1 (en) 1994-03-03
JP2849213B2 (ja) 1999-01-20
EP0612276A1 (en) 1994-08-31
ATE165030T1 (de) 1998-05-15
KR100263975B1 (ko) 2000-09-01
DE69318000T2 (de) 1998-12-24

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Legal Events

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Effective date: 20130128