EP2590902A1 - Dispositif de coupe et procédé de production de panneaux de verre-mousse - Google Patents

Dispositif de coupe et procédé de production de panneaux de verre-mousse

Info

Publication number
EP2590902A1
EP2590902A1 EP11741540.6A EP11741540A EP2590902A1 EP 2590902 A1 EP2590902 A1 EP 2590902A1 EP 11741540 A EP11741540 A EP 11741540A EP 2590902 A1 EP2590902 A1 EP 2590902A1
Authority
EP
European Patent Office
Prior art keywords
foam glass
cutting
glass strand
oven
holder
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.)
Withdrawn
Application number
EP11741540.6A
Other languages
German (de)
English (en)
Inventor
Walter Frank
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.)
Sg Schaumglas Gmbh&co KG
Original Assignee
Sg Schaumglas Gmbh&co KG
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 Sg Schaumglas Gmbh&co KG filed Critical Sg Schaumglas Gmbh&co KG
Publication of EP2590902A1 publication Critical patent/EP2590902A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B35/00—Transporting of glass products during their manufacture, e.g. hot glass lenses, prisms
    • C03B35/14—Transporting hot glass sheets or ribbons, e.g. by heat-resistant conveyor belts or bands
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/08—Other methods of shaping glass by foaming
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/02—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor
    • C03B33/023—Cutting or splitting sheet glass or ribbons; Apparatus or machines therefor the sheet or ribbon being in a horizontal position
    • C03B33/0235—Ribbons
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T83/00—Cutting
    • Y10T83/465—Cutting motion of tool has component in direction of moving work

Definitions

  • the invention relates to a method for the continuous production of foam glass plates, wherein the foam glass from at least one glass raw material and at least one Blähmit- tel in a foaming oven strfit foamed into a foam glass and cooled continuously in a cooling furnace, wherein the foam glass strhack during foaming and Cooling is transported on a continuous conveyor system through the furnace or ovens, and in particular a cutting device for cutting a continuously moving article transverse to the direction of movement, in particular the foam glass strand on the continuous conveyor, and a foam glass cooling section with a cooling furnace in particular for carrying out the method for continuous Production of foam glass plates.
  • a cooling furnace 5 which likewise has one or more endless conveying devices 7, 8 in the form of circulating conveyor belts, wire mesh belts or the like, so that the foamed glass strand 15 foamed in the foaming oven 4 is continuously moved further.
  • the foam glass strank 15 is slowly cooled to room temperature to form a solidified foam glass strand 16 with a plurality of pores.
  • two cutting devices 9 and 10 are provided at the end of the device, which allow both a separation of the foam glass strand along the longitudinal extent, ie in the direction of movement and transversely thereto.
  • the cutting device 9 cuts the longitudinal sides cleanly to form defined end faces of the foam glass plates to be produced, while the cutting device 10 transverse to the direction of movement of the foam glass strand individual foam glass plates 12 cut off the strand, which by an automatic stacking unit 11 on a pallet 13 stacked to be subsequently removed.
  • the invention is based on the recognition that a shift of the cutting process for separating the foam glass strand into individual plates in the foaming and / or cooling furnace into various advantages over the prior art described above DE 10 2004 040 307 AI allows.
  • the cutting resistance is reduced and simpler, less expensive and easier-to-use cutting tools can be used.
  • the cutting process itself can be performed more easily.
  • dividing the foam glass strand into individual segments already in the furnace enables easier and more reliable cooling of the foam glass panels, so that the risk of stress cracks can be reduced.
  • the cutting process for cutting the foam glass strand transversely to the transport direction can be carried out in particular during ongoing transport of the foam glass strand, wherein the corresponding cutting tool can move transversely to the cutting direction, ie in the direction of movement of the foam glass strand during the cutting process.
  • the cutting tool itself can be designed such that it is moved through the foam glass strand for the cutting process.
  • the cutting tool can cut through this by a single movement through the foam glass strand, the cutting tool itself otherwise carries out no additional movement or performs a further, superimposed cutting movement, such as the rotation of a blade or the reciprocating motion of a saw blade.
  • Preference is given to moving an otherwise rigid cutting tool once, since this is the easiest way to implement, for example, pulling a cutting blade through with a cutting edge.
  • the foam glass strlid can be cut especially where the foam glass strlid already has a dimensionally stable outer shell during cooling, but in the core is still viscous, in particular to allow easy cutting with a simple held cutting tool.
  • the core of the foam glass strand during cutting may have a viscosity in the range of 10 4 to 10 10 mPa s.
  • the surface temperature of the foam glass strand in the furnace can be in cutting in the temperature range of 450 ° C - 550 ° C degrees Celsius, in particular, since the foam glass strand here has the optimum consistency.
  • a cutting device is used, which can generally be used for continuously moving objects, if they are to be cut transversely to the direction of movement.
  • a cutting device is also claimed independent of the method for the continuous production of foam glass plates or a corresponding device having an elongated holder having at one end in the direction of its longitudinal axis a cutting tool which moves to cut the object to be cut therethrough becomes.
  • the holder has a movement device, so that the holder and / or the cutting tool can be moved back and forth along the longitudinal axis of the holder and a movement by the object to be cut can be achieved.
  • the direction of movement of the holder and / or a cutting tool arranged thereon is transverse to the direction of movement of the object to be cut.
  • the movement of the cutting tool or of the holder transversely to the direction of movement of the object to be cut can here be regarded as a first movement of the cutting tool, which in the simplest case is also the only movement of the cutting tool.
  • the cutting tool itself can perform a second, superimposed movement of the first movement, with which the actual cutting operation is performed in the movement through the object to be cut.
  • the cutting tool may be a cutting disk that performs a rotary movement as a second movement.
  • the cutting tool may be a saw or a saw blade, which performs by a linear reciprocating material separation in the object to be cut.
  • the cutting tool can be a cutting knife with a cutting edge which is rigidly mounted on the holder or at least does not perform any additional movement to the first movement through the object to be cut, ie only a movement along the holder or with the holder through the cutting object. To compensate for the transport movement of the object to be cut across the
  • a compensating device which allows the cutting tool limited movement with the object to be cut, ie a third movement transverse to the cutting direction and a possible sawing movement.
  • a pivoting of the cutting tool by a corresponding Ge handle or an elastic deformation of the cutting device and in particular of the holder used in the transport direction is provided.
  • a correspondingly simple trained cutting tool such as a cutting blade can be used. It is sufficient, for example, to manufacture the cutting blade from a suitably suitable steel or high-temperature material without having to use elaborately designed materials such as those used for cutting solidified glass, such as diamond tools, etc.
  • Figure 1 is a side sectional view of a foam glass cooling section according to the invention.
  • Figure 2 is a detail view of an embodiment of a cutting device for the
  • Figure 3 is a detail view of another embodiment of a cutting device for the foam glass cooling section of Fig. 1;
  • Figure 4 is a side sectional view through a foam glass cooling section after the
  • a funnel-shaped feeding device 1 is shown in the left half of the drawing, with which the mixture 2 of blowing agent and glass powder can be applied in a uniform manner via a feed roller 14 to a continuous transport conveyor 3.
  • Heating means are provided in the foaming oven 4, which bring the mixture 2 or the bed 15 to a corresponding temperature of about 600 ° C. to 950 ° C., in particular around 800 ° C. to 850 ° C.
  • This will start the foaming process and there is a continuous foam glass strfit 16, which is then transferred in immediate connection in a continuous manner in the cooling furnace 5.
  • cooling furnace 5 corresponding conveyors 7 and 8 are provided, on which the foam glass strand 16 is conveyed.
  • cooling furnaces or segments with several transport conveyors can be connected in series, or a single cooling furnace with one or more segments can be provided with a single transport conveyor.
  • heating devices and / or cooling systems 6 are provided, which may be provided both above and below the foam glass strand 16.
  • heating and / or cooling devices may also be provided laterally of the foam glass strand (not shown), wherein all suitable heating devices and / or cooling systems, such as gas burners, electric heaters or blowers u. Like. May be provided.
  • In AufMumofen 4 is at the end or at the transition to the cooling furnace 5 (as shown in Fig. 1) or at the beginning of the cooling furnace 5, a cutting device 20 is arranged with the foam glass strand 16 is divided into individual segments 17.
  • the cutting device 20 is arranged so that at the point where the cutting device 20 divides the foam glass strand 16 into corresponding segments, the foam glass strhack already has a dimensionally stable outer shell, but in the core is still viscous, so easy cutting, for example, with a simple cutting blade is possible.
  • FIG. 2 shows a cross-section through the cooling furnace 5 with its corresponding housing 30, wherein an opening gap 31 is provided in the housing 30 in the sectional plane. that the cutting device can be arranged partly outside and partly within the furnace and, accordingly, can also be moved out of the furnace and into the furnace.
  • the cutting device 20 comprises an elongate holder 21, which comprises at its one end in the longitudinal direction a cutting tool 22 in the form of a rotating cutting disk. Instead of the rotating cutting disk, as shown in FIG.
  • other cutting tools may be provided, such as a saw moving up and down, whose direction of movement is transverse to the longitudinal direction of the holder 21, or a fixed cutting knife, which is also transverse is arranged to the longitudinal extension of the holder 21 at the end thereof similar to the holding web of the cutting disk 22 and the holder 21 zu josde cutting edge, so that by a movement of the holder 21 along its longitudinal direction, the cutting blade would be pulled through the foam glass strand 16 and thereby the foam glass strand into corresponding segments would divide.
  • a saw moving up and down whose direction of movement is transverse to the longitudinal direction of the holder 21, or a fixed cutting knife, which is also transverse is arranged to the longitudinal extension of the holder 21 at the end thereof similar to the holding web of the cutting disk 22 and the holder 21 zu josde cutting edge, so that by a movement of the holder 21 along its longitudinal direction, the cutting blade would be pulled through the foam glass strand 16 and thereby the foam glass strand into corresponding segments would divide.
  • the holder 21 can be moved back and forth according to the drawn double arrow in the direction of its longitudinal extent, so that the cutting tool 22 is moved through the foam glass strand 16.
  • the cutting tool 22 alone can move back and forth along the holder 21 in accordance with the double arrow.
  • the holder 21 is moved into and out of the oven, wherein the cutting tool divides the foam glass strand 16 into segments either when driving in or when driving out.
  • the cutting process would take place when pulling out of the oven.
  • the holder 21 is provided at its opposite longitudinal end of the cutting tool with a carriage 24 which is guided in a guide rail 25 and a drive (not shown), such as a chain or belt drive of an electric motor in the rail 25 can be moved back and forth so that the cutting tool 22 into the oven and out of this be moved while the foam glass strhack can sever.
  • a drive such as a chain or belt drive of an electric motor in the rail 25
  • all other suitable types of movement means for the holder and / or the cutting tool 22 can be used.
  • the cutting device has a compensating device, which is realized, for example, by a pivot 26, which rotates the holder 21 in a direction perpendicular to the image plane of Figure 2 with respect to the carriage 24 allows.
  • the joint 26 can enable pivoting of the holder about an axis of rotation parallel to the foam glass transport direction, so that the cutting tool can either be lifted out of the plane of the foam glass strand 16 when entering the furnace or when moving out, or the cutting tool 22 is generally disengaged from the foam glass strand Foam glass strand 16 can be brought.
  • FIG. 3 shows a further embodiment of a cutting device 20 ', in which a fixed cutting blade 22' is provided on a holder 21 'which can move along a rail 25' transversely to the transport direction of the foam glass strand 16 on the upper drum 7 of the conveying device.
  • the holder of the cutting device 20 ' is inserted through an opening, for example, a corresponding gap in the housing 30 of the furnace.

Abstract

L'invention concerne un procédé de production en continu de panneaux de verre-mousse, selon lequel le verre-mousse formé d'au moins une matière première de verre et d'au moins un agent moussant est expansé dans un four de moussage, de manière à obtenir une barre de verre-mousse (16), et est refroidi en continu dans un four de recuit (5), la barre de verre-mousse étant acheminée, pendant le moussage et le refroidissement, sur un système de transport en continu, à travers le/ou les fours, et la barre de verre-mousse étant sectionnée dans un four, ou entre deux fours. L'invention concerne en outre un dispositif de coupe correspondant, et un trajet de refroidissement de verre-mousse présentant un dispositif de coupe correspondant.
EP11741540.6A 2010-07-09 2011-07-08 Dispositif de coupe et procédé de production de panneaux de verre-mousse Withdrawn EP2590902A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010036319 DE102010036319A1 (de) 2010-07-09 2010-07-09 Herstellung von Schaumglasplatten und Vorrichtungen hierzu
PCT/EP2011/061708 WO2012004409A1 (fr) 2010-07-09 2011-07-08 Dispositif de coupe et procédé de production de panneaux de verre-mousse

Publications (1)

Publication Number Publication Date
EP2590902A1 true EP2590902A1 (fr) 2013-05-15

Family

ID=44630023

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11741540.6A Withdrawn EP2590902A1 (fr) 2010-07-09 2011-07-08 Dispositif de coupe et procédé de production de panneaux de verre-mousse

Country Status (6)

Country Link
US (1) US20130145796A1 (fr)
EP (1) EP2590902A1 (fr)
CN (1) CN103038181A (fr)
DE (1) DE102010036319A1 (fr)
EA (1) EA024883B1 (fr)
WO (1) WO2012004409A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103214175A (zh) * 2013-04-19 2013-07-24 浙江华尔绝热科技有限公司 一种泡沫玻璃切割装置
CN115724600B (zh) * 2023-01-09 2023-05-26 像航(如东)科技有限公司 无介质空中成像光学材料制作方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2620597A (en) * 1947-04-09 1952-12-09 Pittsburgh Corning Corp Method of preparing cellular glass
GB839441A (en) * 1958-10-28 1960-06-29 Ernest Arthur Timson Improved means for cutting webs of paper or the like
CH436596A (de) * 1964-12-04 1967-05-31 Synfibrit Gmbh Verfahren und Vorrichtung zur Herstellung von geschäumten Silikaten nach dem Prinzip der Strangformung
DE1301009B (de) * 1965-08-05 1969-08-14 Wasagchemie Ag Vorrichtung und Verfahren zur kontinuierlichen Herstellung von Schaumglas bzw. -keramik
ES317661A1 (es) * 1965-09-21 1966-04-01 Pietsch Tibor Perfeccionamientos en, y relativos a, la fabricaciën de vidrio celular
US3532480A (en) * 1965-09-23 1970-10-06 Pittsburgh Corning Corp Method of making multicellular glass
US3432580A (en) * 1966-01-13 1969-03-11 Synfibrit Gmbh & Co Method and means for producing foamed silicate articles
NO126268B (fr) * 1970-05-15 1973-01-15 Sentralinst For Ind Forskning
BE790418A (fr) * 1971-10-20 1973-04-20 Pilkington Brothers Ltd Perfectionnements aux appareils de coupe
SU1643484A1 (ru) * 1989-02-27 1991-04-23 Государственный проектный, научно-исследовательский и конструкторский институт "Красноярский ПромстройНИИпроект" Установка дл получени плитных теплоизол ционных изделий
DE102004040307A1 (de) 2004-08-19 2006-02-23 Walter Frank Schaumglaskühlstrecke
CN101687686A (zh) * 2007-04-30 2010-03-31 康宁股份有限公司 用于刻划移动玻璃带的装置、系统和方法
GB0809441D0 (en) * 2008-05-23 2008-07-02 Pittsburgh Corning Europ Nv Cellular ceramic plates with adapted physical properties

Non-Patent Citations (1)

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Title
See references of WO2012004409A1 *

Also Published As

Publication number Publication date
EA024883B1 (ru) 2016-10-31
US20130145796A1 (en) 2013-06-13
CN103038181A (zh) 2013-04-10
WO2012004409A1 (fr) 2012-01-12
DE102010036319A1 (de) 2012-01-12
EA201291485A1 (ru) 2013-06-28

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