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WO2009054749A1 - Procédé et ligne de fabrication de feuilles d'aluminium expansé - Google Patents

Procédé et ligne de fabrication de feuilles d'aluminium expansé Download PDF

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Publication number
WO2009054749A1
WO2009054749A1 PCT/RU2008/000640 RU2008000640W WO2009054749A1 WO 2009054749 A1 WO2009054749 A1 WO 2009054749A1 RU 2008000640 W RU2008000640 W RU 2008000640W WO 2009054749 A1 WO2009054749 A1 WO 2009054749A1
Authority
WO
WIPO (PCT)
Prior art keywords
shell
powder mixture
production line
sheet
powder
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.)
Ceased
Application number
PCT/RU2008/000640
Other languages
English (en)
Russian (ru)
Inventor
Nikolai Vasil'evich Pasechnik
Boris Aleksandrovich Sivak
Vadim Yakovlevich Tonkonogov
Sergei Vasil'evich Rodinkov
Vyacheslav Vladimirovich Pavlenko
Viktor Konstantinovich Orlov
Mikhail Aleksandrovich Sarafanov
Igor Vasil'evich Drozdov
Aleksandr Andreevich Filatov
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.)
Otkrytoe Akzionernoe Obschestvo 'moskovsky Komitet Po Nauke I Tekhnologiam'
Otkrytoe Akzionernoe Obshestvo Akzionernaya Kholdingovaya Kompaniya 'vserossysky Nauchno-Issledovatelsky I Proektno-Konstruktorsky Institut Metallurgicheskogo Mashinostroeniya Imeni Ak Tselikova
Original Assignee
Otkrytoe Akzionernoe Obschestvo 'moskovsky Komitet Po Nauke I Tekhnologiam'
Otkrytoe Akzionernoe Obshestvo Akzionernaya Kholdingovaya Kompaniya 'vserossysky Nauchno-Issledovatelsky I Proektno-Konstruktorsky Institut Metallurgicheskogo Mashinostroeniya Imeni Ak Tselikova
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
Application filed by Otkrytoe Akzionernoe Obschestvo 'moskovsky Komitet Po Nauke I Tekhnologiam', Otkrytoe Akzionernoe Obshestvo Akzionernaya Kholdingovaya Kompaniya 'vserossysky Nauchno-Issledovatelsky I Proektno-Konstruktorsky Institut Metallurgicheskogo Mashinostroeniya Imeni Ak Tselikova filed Critical Otkrytoe Akzionernoe Obschestvo 'moskovsky Komitet Po Nauke I Tekhnologiam'
Priority to EP08843264.6A priority Critical patent/EP2286943A4/fr
Publication of WO2009054749A1 publication Critical patent/WO2009054749A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B22F3/18—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by using pressure rollers
    • 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
    • B22F5/006—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of flat products, e.g. sheets
    • 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
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/002—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of porous nature
    • B22F7/004—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of porous nature comprising at least one non-porous part
    • B22F7/006—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of porous nature comprising at least one non-porous part the porous part being obtained by foaming
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/08—Alloys with open or closed pores
    • 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
    • B22F3/18—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by using pressure rollers
    • B22F2003/185—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by using pressure rollers by hot rolling, below sintering temperature
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps

Definitions

  • the invention relates to the field of powder, metallurgy and can be used in the manufacture of products for civil engineering, elevator building, shipbuilding, mechanical engineering, road construction and other industries where such properties as lightness, buoyancy, incombustibility, heat resistance and sound insulation are required.
  • a known method including pre-compaction of the powder, heating the material to a temperature of at least 500 ° C, its hot compression in the rolls at the same temperatures.
  • An aluminum powder granular powder with a grain size of 50-200 ⁇ m is used.
  • the powder is poured into a closed shell made of sheet steel with a thickness of 0.5-2.0 mm, with equal or different wall thicknesses in contact with the rolls during compression, and having a cross-sectional shape close to the shape of the sheet blank.
  • the casing together with the powder is heated to 500-600 0 C and at these temperatures the casing with the powder is compressed in rolls with a diameter of at least 500 mm, with a linear speed of the rolls of 0.03-0.3 m / s and to a thickness determined by the expression:
  • H 1 (O, 8-l, O) - [H o -po / pi + (fi + f 2 ) - (l-po / Pi)] where: H] is the thickness of the materials together with the shell at the exit of the rolls, mm;
  • Po is the density of the filling material at the entrance to the rolls, g / cm 3 ;
  • the shell is cooled, cut and the finished sheet stock is removed from it.
  • the shell is made in the form of a trough-shaped tray with a lid.
  • % porophore powder (TiH 2 ), a heating the shell with the powder for subsequent compression in the rolls is carried out up to 500-550 0 C.
  • Granules of aluminum powder are pretreated with polymethylsiloxane or polyethylsiloxane before compaction (RU JV2 2206430 B22F ⁇ / 18 from 06.20.2003, )
  • the disadvantages of this method are that:
  • the steel shell is technological and must be removed after crimping, creating significantly expensive production waste.
  • a known production line for the production of porous and non-porous metal sheets is characterized by the fact that it contains a hopper with a metal powder of vertical design, with horizontal design: a belt conveyor, a cold rolling mill, a heating furnace for foaming cold rolled sheets, a transport rolling table, a hot rolling mill and winders for winding hot rolled sheets, while the conveyor belt is made receiving metal powder from the hopper, passing capacity with it through a deformation zone stand cold-rolling and cold-rolled sheet conveying a foaming heating furnace (Patent 10324904A B22FZ / 18 B22FZ / 11, H01M4 / 8 from 27.02.1998, Japan).
  • the disadvantages of the known line include cold deformation of the powder, which requires very large rolling forces, and low efficiency in the formation of new strong metal bonds, both at the points of contact with a clean surface and at the points of contact through a metallized oxide film.
  • the known method and technological line (adopted as a prototype), realizing the production of porous semi-finished products from powders of aluminum alloys, which include: a powder mixture dispenser, a continuous heating furnace with a conveyor belt passing through it for receiving a cold powder mixture, transporting a heated powder mixture and dispensing a heated powder powder mixture in a vertical chute equipped with heating and vibration-compaction powder mixture devices, hopper - wiring and proc a horizontal stand for hot compaction of the powder mixture, cross-section scissors for measured lengths of the hot compacted sheet and high-temperature processing devices for foaming the hot compacted sheet (patent RU N ° 2200647 B22F ⁇ / 11, C22C 1/08 of 03.20.2003).
  • the line allows for hot compaction with fairly high deformations.
  • the prototype has the following disadvantages:
  • the objective of the invention is to obtain high-quality, with uniform mechanical characteristics, both ' in width and length, sheet blanks, reducing their cost, as well as the process of producing foam with high adaptability, at reduction to an acceptable level of explosion and fire conditions of the production process.
  • the problem is solved in that in a method comprising filling the powder mixture into a shell made of steel or aluminum alloys, heating the rolled stock from the powder mixture in the shell in a feed furnace to a temperature of at least 500 ° C., hot compacting the rolling stock, cutting compacted rolling blanks on sheet blanks of measured length, placing sheet blanks in a mold and subsequent high-temperature heat treatment to carry out the foaming process at a liquidus temperature of powder of the alloy, the formation of the shell is carried out from two uniformly fed roll strips of unlimited length, while first, from the first roll strip, the lower part of the shell is formed, including the base and walls with flanges, then, as it is filled with compacted vibration, the powder mixture is applied to the lower part the shell a second roll strip with a width equal to the width of the upper surface of the lower part of the shell with flanges, and direct the assembled workpiece to rolling the flanged sections about the entire length.
  • the hot compaction of the powder mixture in the shell is carried out in a closed caliber of the work rolls, while the depth of incision of the calibers is determined by the formula:
  • H is the thickness of the rolling billet, while the work rolls for hot compacting the powder mixture in the shell are lubricated with smokeless grease, for example, a suspension colloidal graphite in water type "Aquadak".
  • FIG. 1 shows a diagram of an implementation of the method of manufacturing foam aluminum sheets
  • FIG. 2 section AA is shown in FIG. L of the formed lower part of the shell
  • FIG. 3 section B-B is indicated Fig.l of the lower part of the shell filled with a powder mixture
  • Fig. 4 is a sectional view of BB of the Fig. 1 formed rolling billet comprising a shell and vibration-compacted powder mixture
  • Fig. 5 shows the production line of foam aluminum sheets
  • Fig. b shows a plan of the foaming section earnest preforms (view on arrow A of Figure 5)
  • Figure 7 is a diagram of cross section AA 5 by pinch rolls advancing mechanism bottom part of the shell.
  • the roll strip 1 is continuously fed to the formation of the lower part of the casing in the bending mill 2, where the profile shown in FIG. 2 is formed, which is the lower part of the casing, including the base and walls with flanges of 30-50 mm.
  • a powder mixture is fed into its internal cavity until the entire cavity is fully filled (see sections B-B of FIG. 3).
  • a second flat roll strip 4 having a width equal to the width of the lower part of the shell according to the flanges and the assembled workpiece is set on the lower bending part of the filled powder mixture and set into the second bending mill 5, which rolls the flanged sections of both parts of the shell, thereby completing the formation of the rolling billet from powder mixture in the shell.
  • the rolling billet is heated in a continuous furnace 6.
  • H is the thickness of the rolling billet.
  • the sheet billet emerging from the work rolls is cut to measured lengths with flying shears, transverse cutting 9.
  • the sheet billet is transferred to the roller table 10 and, if there is a defect, is taken out of the stream by the scraper.
  • the sheet blank is fed into slitting shears 11.
  • the sheet blank cut from all sides enters the mold 12 and the foaming furnace 13.
  • the finished sheet of foam aluminum is removed from the mold and delivered to the receiving roller table of the furnace 14, where it is cooled and then fed to storage .
  • the proposed foamed aluminum sheet production line shown in FIG. 5, 6 and 7, contains:
  • a second unwinder 4 a mechanism for applying a flat roll strip of the unwinder to the lower part of the shell 17; second bending mill 5; mechanism for packaging the front end of the rolling billet 18; feed-through heating furnace 6; press shears 19; heat insulating wiring 7; rolling stand 8; volatile.
  • the work of the proposed line is as follows. A roll strip is continuously fed from the first unwinder to the molding of the lower part of the sheath in the first bending mill.
  • the formed lower part of the shell, made of the base and side walls with flanges, is fed to the section of the vibrator, where the draft and finishing batchers fill the lower part of the shell with a powder mixture.
  • the movement mechanism of the lower part of the shell of Fig. 7, mounted on the body of a working vibrator, provides uniform movement of the lower part of the shell in the process of filling its inner cavity with a powder mixture.
  • Roll strip from the second the unwinder is fed into the mechanism for applying a flat roll strip to the lower part of the shell.
  • the assembled billet is taken by the second bending mill 5, rolling the flanged sections of the shell filled with a powder mixture.
  • the front section of the shell 300 - 500 mm long, unfilled with the powder mixture, is adopted by the packaging mechanism of the front end of the molded billet.
  • the temperature of the rolling billet at its inlet to the work rolls is maintained by a heat-insulating wiring guiding the rolling billet into the closed caliber of the work rolls heated to a temperature of 150 - 300 0 C.
  • the rolling stand compacts the powder mixture in the shell at a compression ratio of up to 62%.
  • the compacted workpiece emerging from the work rolls is fed into transverse cutting flying shears and cut by them into dimensional sheet blanks, which enter the longitudinal cutting shears to trim the sides.
  • a sheet blank cut from all sides by a roller conveyor is fed to the slapper in front of the foaming oven and installed in front of the shape of one of the chambers of the foaming oven.
  • the pusher feeds the sheet blank into the mold, then the sheet blank into the foaming oven.
  • the mold with the foamed aluminum sheet is issued to the slapper installed behind the foaming oven for transportation to the extraction section of the foamed aluminum sheet from the mold, and the non-cooled form is fed to the splinter in front of the foaming oven, ready to receive the next sheet blank.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Powder Metallurgy (AREA)
  • Metal Rolling (AREA)

Abstract

L'invention concerne le domaine de la métallurgie des poudres et notamment la fabrication d'aluminium expansé. Le procédé comprend le chargement en vrac du mélange en poudre dans une enveloppe, le chauffage dans un four de circulation (6) jusqu'à une température égale ou supérieure à 500°C, le compactage à chaud, le découpage de la pièce laminée compactée pour former des blancs en forme de feuilles et leur traitement à température élevée visant à réaliser le processus de moussage. La formation de l'enveloppe s'effectue à partir de deux bandes de rouleaux alimentées de façon régulière. On forme à partir de la première bande (1) la partie inférieure de l'enveloppe, avec la base, les parois et les replis de bord. Ensuite, on applique à la partie inférieure on applique une deuxième bande de rouleau (4) et on forme une collerette à partir des parties de bord repliées. La ligne de fabrication comprend un dispositif d'amenée du mélange de poudre au stade de chauffage, un four de circulation (6), une goulotte chauffée avec des galets, une cage de compactage à chaud de la pièce laminée faite d'un mélange en poudre, des ciseaux de coupe transversale (9) destinés à découper des blancs en forme de feuilles ayant des dimensions prédéterminées, une table à rouleaux d'évacuation (10) et un four (13) de moussage des blancs en forme de feuilles. En outre, la ligne est dotée d'un dispositif de mise sous emballage du mélange en forme de poudre. L'invention permet d'obtenir des blancs de qualité possédant descaractéristiques mécaniques uniformes.
PCT/RU2008/000640 2007-10-18 2008-10-08 Procédé et ligne de fabrication de feuilles d'aluminium expansé Ceased WO2009054749A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08843264.6A EP2286943A4 (fr) 2007-10-18 2008-10-08 Procédé et ligne de fabrication de feuilles d'aluminium expansé

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2007138566 2007-10-18
RU2007138566/02A RU2359783C1 (ru) 2007-10-18 2007-10-18 Способ и линия производства листов пеноалюминия

Publications (1)

Publication Number Publication Date
WO2009054749A1 true WO2009054749A1 (fr) 2009-04-30

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ID=40579742

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Application Number Title Priority Date Filing Date
PCT/RU2008/000640 Ceased WO2009054749A1 (fr) 2007-10-18 2008-10-08 Procédé et ligne de fabrication de feuilles d'aluminium expansé

Country Status (3)

Country Link
EP (1) EP2286943A4 (fr)
RU (1) RU2359783C1 (fr)
WO (1) WO2009054749A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112458286A (zh) * 2020-09-15 2021-03-09 安徽省新方尊自动化科技有限公司 一种具有回收再利用装置的泡沫铝生产线

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2412021C1 (ru) * 2009-07-30 2011-02-20 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Способ и линия производства листов пеноалюминия
RU2426624C1 (ru) * 2009-12-03 2011-08-20 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Способ изготовления листовых заготовок из алюминиевой порошковой смеси
RU2430811C1 (ru) * 2010-03-03 2011-10-10 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Способ и линия получения листов пеноалюминия
RU2444416C2 (ru) * 2010-05-21 2012-03-10 Владимир Сергеевич Колеров Способ получения изделия из слоистого композита на основе пеноалюминия
RU2481175C1 (ru) * 2012-02-03 2013-05-10 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Устройство упаковки порошковой смеси в оболочку неограниченной длины
RU2479383C1 (ru) * 2012-02-03 2013-04-20 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Способ производства панелей из пеноалюминия
RU2491154C1 (ru) * 2012-05-17 2013-08-27 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Устройство укладки листа компактированной порошковой смеси в форму для вспенивания и извлечения из нее панели пеноалюминия
CN113232220A (zh) * 2021-04-25 2021-08-10 安徽省新方尊自动化科技有限公司 一种泡沫铝压合板及其制备方法

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JPH10324904A (ja) 1997-03-24 1998-12-08 Katayama Tokushu Kogyo Kk 金属シートの製造方法、該方法により製造された金属シート、および該金属シートを用いた電池用電極
RU2200647C1 (ru) 2001-07-17 2003-03-20 Литвинцев Александр Иванович Способ производства пористых полуфабрикатов из порошков алюминиевых сплавов
RU2206430C1 (ru) 2001-10-19 2003-06-20 Середкин Владимир Павлович Способ получения листовых заготовок из алюминиевого порошка

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US4820141A (en) * 1986-12-12 1989-04-11 Nippon Steel Corporation Method for the manufacture of formed products from powders, foils, or fine wires
JPH10324904A (ja) 1997-03-24 1998-12-08 Katayama Tokushu Kogyo Kk 金属シートの製造方法、該方法により製造された金属シート、および該金属シートを用いた電池用電極
RU2200647C1 (ru) 2001-07-17 2003-03-20 Литвинцев Александр Иванович Способ производства пористых полуфабрикатов из порошков алюминиевых сплавов
RU2206430C1 (ru) 2001-10-19 2003-06-20 Середкин Владимир Павлович Способ получения листовых заготовок из алюминиевого порошка

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See also references of EP2286943A4
V.M.STEINBERG; I.L.AKARO: "Press-Forging Production", MOSCOW, MECHANICAL ENGINEERING, 1977, pages 150 - 160

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112458286A (zh) * 2020-09-15 2021-03-09 安徽省新方尊自动化科技有限公司 一种具有回收再利用装置的泡沫铝生产线

Also Published As

Publication number Publication date
EP2286943A1 (fr) 2011-02-23
RU2007138566A (ru) 2009-04-27
RU2359783C1 (ru) 2009-06-27
EP2286943A4 (fr) 2013-10-23

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