EP0960664B1 - Apparatus and method for making blades - Google Patents

Apparatus and method for making blades Download PDF

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Publication number
EP0960664B1
EP0960664B1 EP99810431A EP99810431A EP0960664B1 EP 0960664 B1 EP0960664 B1 EP 0960664B1 EP 99810431 A EP99810431 A EP 99810431A EP 99810431 A EP99810431 A EP 99810431A EP 0960664 B1 EP0960664 B1 EP 0960664B1
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EP
European Patent Office
Prior art keywords
plates
bending
bending plates
lateral
disposed
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EP99810431A
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German (de)
French (fr)
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EP0960664A1 (en
Inventor
Hans Schalch
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NEOTECH HOLDING AG
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NEOTECH HOLDING AG
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
    • B21D13/02—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by pressing

Definitions

  • the present invention relates to an apparatus for manufacturing of slats with two parts, with at least the first part in relation is movably arranged on the second part, the first part at least three Bending plates, the second part has at least four counter bending plates and a part is provided with a pre-lifting element.
  • US-A-2 948 325 shows such a device. This device is used for each stroke shaped a slat. This is used to form the slats of a plate first molded member used, the following, spring-supported molded parts serve to clamp the already shaped areas and prevent them from shifting to protect.
  • the pre-lifting element one with the at least one middle bending plate connected preliminary stroke insert and at least one acting on the preliminary stroke insert can be pressurized in a respective cylinder chamber Includes piston, and that the first part comprises a side member, in which the at least one cylinder chamber is arranged.
  • the invention also relates to a method for producing Slats by means of such a device.
  • the procedure stipulates that the actuated by a pre-lifting device, at least a middle bending plate of the first part, the lateral bending plates of the protrudes first part and first at least one middle slat between forms the middle counter bending plates and then the side bending plates in the first part, the side fins between the side counter-bending plates to form.
  • Fig. 1 shows a section through the upper part 1 of the device 2 for Manufacture of fins in the middle of a cylinder and the lower part 3 in view.
  • the upper part comprises a longitudinal beam 4 made of steel, in which several Cylinder chambers 5 are inserted at a distance from each other.
  • the cylinder chambers 5 are at the top by a parallel to the side member 4 extending Cover plate 6 completed.
  • a piston 8 is provided in the cylinder 5, which Has guides 9 and a seal 10. They are below the piston two middle upper bending plates provided with a preliminary stroke insert 11 12 and 13 arranged.
  • the preliminary stroke insert 11 is in the upper area with a Provide extension 14 which is in contact with the piston 8.
  • the pre-stroke operation 11 is provided with a slot 15. Below the piston 8 are Side plates 16 and 17 arranged. The side panels are secured by fastening tabs 18 and 19 screwed to the side member 4. The side panels 16 and 17 serve to guide the pre-stroke insert 11. Between the side plates 16 and 17 and longitudinal rails 20 and 21 are lateral upper bending plates 22 and 23 held. With 24 and 25 horizontal screws Longitudinal rails 20 and 21 attached to the side plates 16 and 17. With vertical Screws 26 (the one on the right side according to FIG. 1 is not visible) die cushions 27 and 28 and rubber inserts 29 and 30 on the Longitudinal rails 20 and 21 held. One connecting the bending plates 22 and 23 horizontal screw 31 limited by a middle spacer 32 the downward movement of the forward stroke insert 11.
  • the cylinder chamber 5 is in this position of the device for producing Slats filled with oil, the piston 8 is under pressure.
  • the lower part 3 of the device 2 for the production of slats comprises a base plate 35 on which five counter bending plates 36, 37, 38, 39 and 40 are arranged.
  • Between the counter bending plates are provided with spacer rails 41.
  • the mounting rails 42 and 43 are with vertical screws 44 and 45 attached to the base plate 35.
  • the counter bending plates 36 to 40 and the spacer rails 41 are held by horizontal screws 46.
  • the sheet metal 47 preferably made of steel, is over the counter bending plates 36 - 40, led to the manufacture of the s
  • the cylinder chamber 5 stands from the position in FIG. 1 to the position in FIG. 2 vacuum.
  • the cylinder chamber 5 relieved of pressure.
  • the slats 48 and 49 are through the top middle bending plates 12 and 13 and the lower middle counter bending plates 37, 38 and 39 are formed.
  • the side fins 50 and 51 are through the lower Bending plates 36, 37, 39 and 40 generated.
  • Slats 48, 49, 50 and 51 are in the bottom dead center position of the upper part 1 of the device for manufacturing stretched by slats.
  • the cylinder chamber 5 is in the position according to Fig. 3 relieved of pressure.
  • the pressure-relieved piston 8 is by the to lower ends of the lamellae 48 and 49 adjacent middle bending plates 12 and 13 moved up.
  • the pre-stroke insert 11 When producing four or more slats in one stroke of the upper part 1 of the device for producing lamellae the pre-stroke insert 11 is always necessary. Would the four slats go through the upper bending plates 12, 13, 22 and 23 molded together, so that would Tear sheet.
  • the upper part 52 of the second embodiment the device 53 for producing lamellae has only three upper bending plates on the side bending plates 22 and 23 and a middle Bending plate 54.
  • the middle bending plate 54 is also with a slot 55 provided, through which the horizontal screw 31 is guided.
  • the horizontal Screw 31 is narrow with a corresponding to the middle bending plate Spacer sleeve 56 provided.
  • the cylinder chamber 5 is also filled with oil, the piston 8 is under pressure.
  • the lower part 57 has the same holder 35, 42, 43, 44, 45, 46 for the lower bending plates 58, 59, 60 and 61.
  • the four counter bending plates are through spacer rails 62, 63 and 64 separated from each other.
  • the distance of the top and lower bending plates is slightly larger than in the first embodiment, which also increases the slat width.
  • Same as the first Embodiment is when lowering the upper part 52 by a press first the middle lamella between the middle counter-bending plates 59 and 60 formed.
  • the middle bending plate 54 does not reach bottom dead center lowered.
  • the cylinder chamber 5 is relieved of pressure before the side bending plates also the side fins between the counter-bending plates 58 and 59 and 60 and 61 form and the three upper bending plates 22, 23 and 54 be lowered to the bottom dead center.
  • FIG. 5 is a perspective view, partly in section, according to the second embodiment of the device for producing Slats visible. Another cylinder 67 is shown. Depending on the length of the slats includes the device for producing the slats a corresponding number of cylinders for performing the preliminary stroke.
  • FIG. 6 shows a detail of FIG. 5 on an enlarged scale.
  • the fins are used especially for radiators.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

A press for stamping corrugated profiles into sheet metal, e.g. for fitting to radiators, has a two part construction. A central section is driven by an integral ram (8,9,10) and presses the central part of the profiles via interlocking stamps (12,13) and dies. This action is followed by the whole press head pressing secondary stamps (22,23) into metal sheet each side of the middle profiles. The stamp and die profiles comprise interdigitated plates with rounded edges.

Description

Die vorliegende Erfindung bezieht sich auf eine Vorrichtung zur Herstellung von Lamellen mit zwei Teilen, wobei zumindest der erste Teil in Bezug auf den zweiten Teil beweglich angeordnet ist, der erste Teil mindestens drei Biegeplatten, der zweite Teil mindestens vier Gegenbiegeplatten aufweist und ein Teil mit einem Vorhuborgan versehen ist.The present invention relates to an apparatus for manufacturing of slats with two parts, with at least the first part in relation is movably arranged on the second part, the first part at least three Bending plates, the second part has at least four counter bending plates and a part is provided with a pre-lifting element.

Mit bisher bekannten Vorrichtungen zur Herstellung von Lamellen, insbesondere für Heizkörper, war es lediglich möglich, in einem Hub des beweglichen Teils der Vorrichtung ein oder zwei Lamellen herzustellen. Die US-A-2 948 325 zeigt eine derartige Vorrichtung. Pro Hub wird mit dieser Vorrichtung eine Lamelle geformt. Zur Formung der Lamellen einer Platte wird das erste Formglied verwendet, die nachfolgenden, federnd abgestützten Formteile dienen dazu, die bereits geformten Bereiche zu klemmen und vor Verschiebungen zu schützen.With previously known devices for the production of slats, especially for radiators, it was only possible to move in one stroke To make part of the device one or two slats. US-A-2 948 325 shows such a device. This device is used for each stroke shaped a slat. This is used to form the slats of a plate first molded member used, the following, spring-supported molded parts serve to clamp the already shaped areas and prevent them from shifting to protect.

Es ist eine Aufgabe der vorliegenden Erfindung, pro Hub des beweglichen Teils der Vorrichtung drei oder mehr Lamellen herzustellen und damit die Produktionsrate zu erhöhen.It is an object of the present invention, per stroke of the movable To produce part of the device three or more slats and thus to increase the production rate.

Dies wird erfindungsgemäss bei der Vorrichtung dadurch erzielt, dass das Vorhuborgan einen mit der mindestens einen mittleren Biegeplatte verbundenen Vorhubeinsatz und mindestens einen auf den Vorhubeinsatz einwirkenden, in jeweils einer Zylinderkammer angeordneten druckbeaufschlagbaren Kolben umfasst, und dass der erste Teil einen Längsträger umfasst, in welchem die mindestens eine Zylinderkammer angeordnet ist. Die Erfindung betrifft auch ein Verfahren zur Herstellung von Lamellen mittels einer derartigen Vorrichtung. Das Verfahren sieht vor, dass die von einem Vorhuborgan betätigte, mindestens eine mittlere Biegeplatte des ersten Teils die seitlichen Biegeplatten des ersten Teils überragt und zuerst mindestens eine mittlere Lamelle zwischen den mittleren Gegenbiegeplatten formt und anschliessend die seitlichen Biegeplatten des ersten Teils die seitlichen Lamellen zwischen den seitlichen Gegenbiegeplatten formen. According to the invention, this is achieved in the device by that the pre-lifting element one with the at least one middle bending plate connected preliminary stroke insert and at least one acting on the preliminary stroke insert, can be pressurized in a respective cylinder chamber Includes piston, and that the first part comprises a side member, in which the at least one cylinder chamber is arranged. The invention also relates to a method for producing Slats by means of such a device. The procedure stipulates that the actuated by a pre-lifting device, at least a middle bending plate of the first part, the lateral bending plates of the protrudes first part and first at least one middle slat between forms the middle counter bending plates and then the side bending plates in the first part, the side fins between the side counter-bending plates to form.

Bevorzugte Ausführungsformen ergeben sich aus den abhängigen Ansprüchen.Preferred embodiments result from the dependent ones Claims.

Im folgenden werden anhand der beiliegenden Zeichnungen Ausführungsbeispiel der Erfindung sowie deren Verwendung näher beschrieben.The following are exemplary embodiments with reference to the accompanying drawings the invention and its use described in more detail.

Es zeigen

  • Fig. 1 einen Querschnitt durch ein erstes Ausführungsbeispiel einer Vorrichtung zum Herstellen von vier Lamellen mit dem Oberteil der Vorrichtung in einer oberen Stellung;
  • Fig. 2 die Vorrichtung gemäss Fig. 1 mit dem oberen Teil der Vorrichtung in einer unteren Stellung;
  • Fig. 3 die Vorrichtung gemäss Fig. 1 mit dem Oberteil der Vorrichtung in einer untersten Stellung;
  • Fig. 4 ein zweites Ausführungsbeispiel einer Vorrichtung zur Herstellung von drei Lamellen mit dem Oberteil der Vorrichtung in einer oberen Stellung;
  • Fig. 5 eine perspektivische Ansicht, teilweise geschnitten, eines Teils der Vorrichtung zur Herstellung von drei Lamellen;
  • Fig. 6 einen Ausschnitt gemäss Fig. 5 in vergrössertem Massstab.
    • Show it
  • 1 shows a cross section through a first embodiment of a device for producing four slats with the upper part of the device in an upper position.
  • FIG. 2 shows the device according to FIG. 1 with the upper part of the device in a lower position;
  • 3 shows the device according to FIG. 1 with the upper part of the device in a lowermost position;
  • 4 shows a second exemplary embodiment of a device for producing three lamellae with the upper part of the device in an upper position;
  • 5 is a perspective view, partly in section, of part of the device for producing three lamellae;
  • FIG. 6 shows a detail according to FIG. 5 on an enlarged scale.

    • Fig. 1 zeigt einen Schnitt durch den Oberteil 1 der Vorrichtung 2 zum Herstellen von Lamellen in der Mitte eines Zylinders und den Unterteil 3 in Ansicht. Der Oberteil umfasst einen Längsträger 4 aus Stahl, in welchem mehrere Zylinderkammern 5 im Abstand voneinander eingelassen sind. Die Zylinderkammern 5 sind oben durch eine sich parallel zum Längsträger 4 erstreckende Deckplatte 6 abgeschlossen. In der Deckplatte 6 ist bei jeder Zylinderkammer ein Öleinlass 7 vorgesehen. Im Zylinder 5 ist ein Kolben 8 vorgesehen, welcher Führungen 9 und eine Dichtung 10 aufweist. Unterhalb des Kolbens sind die beiden mit einem Vorhubeinsatz 11 versehenen mittleren oberen Biegeplatten 12 und 13 angeordnet. Der Vorhubeinsatz 11 ist im oberen Bereich mit einem Ansatzstück 14 versehen, welches mit dem Kolben 8 in Kontakt steht. Der Vorhubeinsatz 11 ist mit einem Schlitz 15 versehen. Unterhalb des Kolbens 8 sind Seitenplatten 16 und 17 angeordnet. Die Seitenplatten werden durch Befestigungslaschen 18 und 19 mit dem Längsträger 4 verschraubt. Die Seitenplatten 16 und 17 dienen der Führung des Vorhubeinsatzes 11. Zwischen den Seitenplatten 16 und 17 und Längsschienen 20 und 21 sind seitliche obere Biegeplatten 22 und 23 gehalten. Mit horizontalen Schrauben 24 und 25 werden die Längsschienen 20 und 21 an den Seitenplatten 16 und 17 befestigt. Mit vertikalen Schrauben 26 (diejenige auf der rechten Seite gemäss Fig. 1 ist nicht sichtbar) werden Ziehkissen 27 und 28 und Gummieinlagen 29 und 30 an den Längsschienen 20 und 21 gehalten. Eine die Biegeplatten 22 und 23 verbindende horizontale Schraube 31 mit einer mittleren Distanzhülse 32 begrenzt die Abwärtsbewegung des Vorhubeinsatzes 11. Im weiteren wird die Position der Biegeplatten 22 und 23 bei der Herstellung der Lamellen stabilisiert. Zwischen dem Längsträger 4 und den Längsschienen 20 und 21 sind Einstellbleche 33 und 34 für die Höheneinstellung der Ziehkissen 27 und 28 angeordnet. Die Zylinderkammer 5 ist in dieser Position der Vorrichtung zur Herstellung von Lamellen mit Öl gefüllt, der Kolben 8 steht unter Druck. Der Unterteil 3 der Vorrichtung 2 zur Herstellung von Lamellen umfasst eine Grundplatte 35, auf welcher fünf Gegenbiegeplatten 36, 37, 38, 39 und 40 angeordnet sind. Zwischen den Gegenbiegeplatten sind Distanzschienen 41 vorgesehen. Seitlich der äusseren Gegenbiegeplatten 36 und 40 sind Befestigungsschienen 42 und 43 angeordnet. Die Befestigungsschienen 42 und 43 sind mit vertikalen Schrauben 44 und 45 an der Grundplatte 35 befestigt. Die Gegenbiegeplatten 36 bis 40 sowie die Distanzschienen 41 sind durch horizontale Schrauben 46 gehalten. Über die Gegenbiegeplatten 36 - 40 ist das Blech 47, vorzugsweise aus Stahl, zur Herstellung der Lamellen geführt.Fig. 1 shows a section through the upper part 1 of the device 2 for Manufacture of fins in the middle of a cylinder and the lower part 3 in view. The upper part comprises a longitudinal beam 4 made of steel, in which several Cylinder chambers 5 are inserted at a distance from each other. The cylinder chambers 5 are at the top by a parallel to the side member 4 extending Cover plate 6 completed. In the cover plate 6 is in each cylinder chamber an oil inlet 7 is provided. A piston 8 is provided in the cylinder 5, which Has guides 9 and a seal 10. They are below the piston two middle upper bending plates provided with a preliminary stroke insert 11 12 and 13 arranged. The preliminary stroke insert 11 is in the upper area with a Provide extension 14 which is in contact with the piston 8. The pre-stroke operation 11 is provided with a slot 15. Below the piston 8 are Side plates 16 and 17 arranged. The side panels are secured by fastening tabs 18 and 19 screwed to the side member 4. The side panels 16 and 17 serve to guide the pre-stroke insert 11. Between the side plates 16 and 17 and longitudinal rails 20 and 21 are lateral upper bending plates 22 and 23 held. With 24 and 25 horizontal screws Longitudinal rails 20 and 21 attached to the side plates 16 and 17. With vertical Screws 26 (the one on the right side according to FIG. 1 is not visible) die cushions 27 and 28 and rubber inserts 29 and 30 on the Longitudinal rails 20 and 21 held. One connecting the bending plates 22 and 23 horizontal screw 31 limited by a middle spacer 32 the downward movement of the forward stroke insert 11. The position the bending plates 22 and 23 stabilized in the manufacture of the slats. Between the longitudinal beam 4 and the longitudinal rails 20 and 21 are adjusting plates 33 and 34 arranged for the height adjustment of the die cushions 27 and 28. The cylinder chamber 5 is in this position of the device for producing Slats filled with oil, the piston 8 is under pressure. The lower part 3 of the device 2 for the production of slats comprises a base plate 35 on which five counter bending plates 36, 37, 38, 39 and 40 are arranged. Between the counter bending plates are provided with spacer rails 41. To the side of the outside Counter bending plates 36 and 40 are arranged fastening rails 42 and 43. The mounting rails 42 and 43 are with vertical screws 44 and 45 attached to the base plate 35. The counter bending plates 36 to 40 and the spacer rails 41 are held by horizontal screws 46. The sheet metal 47, preferably made of steel, is over the counter bending plates 36 - 40, led to the manufacture of the slats.

    Gemäss Fig. 2 ist der Oberteil 1 der Vorrichtung zur Herstellung von Lamellen mittels einer hydraulischen, Exzenter- oder Kniehebelpresse oder dgl. abgesenkt worden, wobei die mittleren Biegeplatten 12 und 13 zwei mittlere Lamellen 48 und 49 formen. Während des Absenkvorganges des Oberteils 1 von der Position in Fig. 1 in die Position in Fig. 2 steht die Zylinderkammer 5 unter Druck. Wenn die Position gemäss Fig. 2 erreicht ist, wird die Zylinderkammer 5 druckentlastet. Die Lamellen 48 und 49 werden durch die oberen mittleren Biegeplatten 12 und 13 sowie die unteren mittleren Gegenbiegeplatten 37, 38 und 39 gebildet.2, the upper part 1 of the device for producing Slats by means of a hydraulic, eccentric or toggle press or the like. been lowered, the middle bending plates 12 and 13 two middle Form slats 48 and 49. During the lowering process of the upper part 1 The cylinder chamber 5 stands from the position in FIG. 1 to the position in FIG. 2 vacuum. When the position shown in FIG. 2 is reached, the cylinder chamber 5 relieved of pressure. The slats 48 and 49 are through the top middle bending plates 12 and 13 and the lower middle counter bending plates 37, 38 and 39 are formed.

    Gemäss Fig. 3 befindet sich der Oberteil 1 der Vorrichtung 2 zur Herstellung von Lamellen im unteren Totpunkt. Die Ziehkissen 27 und 28 aus Stahl bilden einerseits eine Kante und erzeugen Widerstand beim Einziehen des Bleches 47. Die seitlichen Lamellen 50 und 51 werden durch die unteren Gegenbiegeplatten 36, 37, 39 und 40 erzeugt. Die Lamellen 48, 49, 50 und 51 werden in der unteren Totpunktlage des Oberteils 1 der Vorrichtung zum Herstellen von Lamellen gestreckt. Die Zylinderkammer 5 ist bei der Position gemäss Fig. 3 druckentlastet. Der druckentlastete Kolben 8 wird durch die an den unteren Enden der Lamellen 48 und 49 anstehenden mittleren Biegeplatten 12 und 13 nach oben verschoben. Bei der Herstellung von vier oder mehr Lamellen in einem Hub des Oberteils 1 der Vorrichtung zur Herstellung von Lamellen ist der Vorhubeinsatz 11 immer notwendig. Würden die vier Lamellen durch die oberen Biegeplatten 12, 13, 22 und 23 miteinander geformt, so würde das Blech reissen.3 is the upper part 1 of the device 2 for Production of slats in the bottom dead center. The die cushions 27 and 28 from On the one hand, steel form an edge and create resistance when it is drawn in of the sheet 47. The side fins 50 and 51 are through the lower Bending plates 36, 37, 39 and 40 generated. Slats 48, 49, 50 and 51 are in the bottom dead center position of the upper part 1 of the device for manufacturing stretched by slats. The cylinder chamber 5 is in the position according to Fig. 3 relieved of pressure. The pressure-relieved piston 8 is by the to lower ends of the lamellae 48 and 49 adjacent middle bending plates 12 and 13 moved up. When producing four or more slats in one stroke of the upper part 1 of the device for producing lamellae the pre-stroke insert 11 is always necessary. Would the four slats go through the upper bending plates 12, 13, 22 and 23 molded together, so that would Tear sheet.

    In Fig. 4 ist ein weiteres Ausführungsbeispiel der Erfindung dargestellt. Gleiche Teile wie beim ersten Ausführungsbeispiel werden mit denselben Bezugszeichen versehen. Der Oberteil 52 des zweiten Ausführungsbeispieles der Vorrichtung 53 zur Herstellung von Lamellen weist nur drei obere Biegeplatten auf und zwar die seitlichen Biegeplatten 22 und 23 sowie eine mittlere Biegeplatte 54. Die mittlere Biegeplatte 54 ist ebenfalls mit einem Schlitz 55 versehen, durch welchen die horizontale Schraube 31 geführt ist. Die horizontale Schraube 31 ist mit einer entsprechend der mittleren Biegeplatte schmalen Distanzhülse 56 versehen. Abgesehen von den nur drei oberen Biegeplatten ist der Oberteil 52 des zweiten Ausführungsbeispiels 53 zur Herstellung von Lamellen gleich ausgebildet wie das erste Ausführungsbeispiel. In der in Fig. 4 dargestellten oberen Stellung ist die Zylinderkammer 5 ebenfalls mit Öl gefüllt, wobei der Kolben 8 unter Druck steht. Der Unterteil 57 weist eine gleiche Halterung 35, 42, 43, 44, 45, 46 für die unteren Biegeplatten 58, 59, 60 und 61 auf. Im Gegensatz zum ersten Ausführungsbeispiel sind nur vier untere Gegenbiegeplatten 58 - 61 vorgesehen. Die vier Gegenbiegeplatten sind durch Distanzschienen 62, 63 und 64 voneinander getrennt. Der Abstand der oberen und unteren Biegeplatten ist etwas grösser als beim ersten Ausführungsbeispiel, wodurch auch die Lamellenbreite etwas grösser wird. Gleich wie beim ersten Ausführungsbeispiel wird beim Absenken des Oberteils 52 durch eine Presse zuerst die mittlere Lamelle zwischen den mittleren Gegenbiegeplatten 59 und 60 gebildet. Die mittlere Biegeplatte 54 wird nicht bis zum unteren Totpunkt abgesenkt. Die Zylinderkammer 5 wird druckentlastet, bevor die seitlichen Biegeplatten ebenfalls die seitlichen Lamellen zwischen den Gegenbiegeplatten 58 und 59 und 60 und 61 formen und die drei oberen Biegeplatten 22, 23 und 54 bis zum unteren Totpunkt abgesenkt werden. Bei der Herstellung von drei Lamellen in einem Hub des Oberteils 52 der Vorrichtung 53 zur Herstellung von Lamellen, bei denen die Seitenflanken der Lamellen fast senkrecht zum Blech 65 verlaufen, aus dem sie geformt werden, und wenig Spiel vorhanden ist, ist ein Vorhubeinsatz 66 notwendig. Wenn mehr Spiel zwischen den oberen und unteren Biegeplatten vorhanden ist, so könnte die mittlere obere Biegeplatte fest montiert auf derselben Höhe wie die seitlichen Biegeplatten angeordnet sein.4 shows a further exemplary embodiment of the invention. The same parts as in the first embodiment are the same Provide reference numerals. The upper part 52 of the second embodiment the device 53 for producing lamellae has only three upper bending plates on the side bending plates 22 and 23 and a middle Bending plate 54. The middle bending plate 54 is also with a slot 55 provided, through which the horizontal screw 31 is guided. The horizontal Screw 31 is narrow with a corresponding to the middle bending plate Spacer sleeve 56 provided. Except for the only three top bending plates the upper part 52 of the second embodiment 53 for the production of slats designed the same as the first embodiment. 4 shown upper position, the cylinder chamber 5 is also filled with oil, the piston 8 is under pressure. The lower part 57 has the same holder 35, 42, 43, 44, 45, 46 for the lower bending plates 58, 59, 60 and 61. In contrast to the first embodiment, there are only four lower bending plates 58 - 61 provided. The four counter bending plates are through spacer rails 62, 63 and 64 separated from each other. The distance of the top and lower bending plates is slightly larger than in the first embodiment, which also increases the slat width. Same as the first Embodiment is when lowering the upper part 52 by a press first the middle lamella between the middle counter-bending plates 59 and 60 formed. The middle bending plate 54 does not reach bottom dead center lowered. The cylinder chamber 5 is relieved of pressure before the side bending plates also the side fins between the counter-bending plates 58 and 59 and 60 and 61 form and the three upper bending plates 22, 23 and 54 be lowered to the bottom dead center. When making three Slats in a stroke of the upper part 52 of the device 53 for the production of Slats in which the side flanks of the slats are almost perpendicular to the sheet 65, from which they are formed and there is little play a preliminary stroke insert 66 is necessary. If more play between the top and lower bending plates are present, so could the middle upper bending plate permanently mounted at the same height as the side bending plates his.

    Es wäre auch möglich, bei beiden beschriebenen Ausführungsformen den Oberteil 1, 52 und den Unterteil 3, 57 zu vertauschen. Es wäre auch möglich, noch mehr als vier Lamellen miteinander herzustellen.It would also be possible with both of the described embodiments to swap the upper part 1, 52 and the lower part 3, 57. It would be too possible to produce more than four slats with each other.

    Aus Fig. 5 ist eine perspektivische Ansicht, teilweise geschnitten, gemäss dem zweiten Ausführungsbeispiel der Vorrichtung zur Herstellung von Lamellen ersichtlich. Es ist noch ein weiterer Zylinder 67 dargestellt. Je nach der Länge der Lamellen umfasst die Vorrichtung zur Herstellung der Lamellen entsprechend viele Zylinder zur Ausführung des Vorhubes.5 is a perspective view, partly in section, according to the second embodiment of the device for producing Slats visible. Another cylinder 67 is shown. Depending on the length of the slats includes the device for producing the slats a corresponding number of cylinders for performing the preliminary stroke.

    In Fig. 6 ist ein Detail der Fig. 5 in vergrössertem Massstab dargestellt.FIG. 6 shows a detail of FIG. 5 on an enlarged scale.

    Die Lamellen werden insbesondere für Heizkörper verwendet.The fins are used especially for radiators.

    Claims (8)

    1. Apparatus (2, 53) for producing rib plates (48, 49, 50, 51) with two parts, at least the first part (1, 52) being movably disposed with respect to the second part (3, 57), the first part (1, 52) having at least three bending plates (12, 13, 22, 23; 54), the second part having at least four counter-bending plates (36, 37, 38, 39, 40; 58, 59, 60, 61) and a part (1, 52) with a pre-stroke element (5, 8, 11, 14, 66), characterised in that the pre-stroke element (5, 8, 11, 14, 66) comprises a pre-stroke insert (11; 66) connected with the at least one middle bending plate (12, 13; 54) and at least one piston (8), able to the pressure-impinged, disposed in a cylinder chamber (5) in each case, acting upon the pre-stroke insert, and in that the first part (1, 52) comprises a longitudinal girder (4) in which the at least one cylinder chamber (5) is disposed.
    2. Apparatus according to claim 1, characterised in that the first part (1, 52) is displaceable by means of a press and the second part (3, 57) is disposed fixed.
    3. Apparatus according to claim 1 or 2, characterised in that the first part (1, 52) comprises at least two lateral bending plates (22, 23), fixed with respect to the first part, and at least one middle bending plate (12, 13; 54) movable with respect to the first part by means of the pre-stroke element (5, 8, 11, 14, 66).
    4. Apparatus according to one of the preceding claims, characterised in that die cushions (27, 28) are disposed on the first part (1, 52) laterally with respect to the lateral bending plates (22, 23).
    5. Apparatus according to claim 4, characterised in that elastic elements (29, 30) are disposed between the die cushions (27, 28) and longitudinal tracks (20, 21).
    6. Apparatus according to one of the claims 3 to 5, characterised in that lateral plates (16, 17) connected to the longitudinal girder (4) are disposed between the lateral bending plates (22, 23) and the at least one middle bending plate (12, 13; 54).
    7. Method for producing rib plates by means of an apparatus according to one of the preceding claims, the first part (1, 52) being designed movable with respect to the second part (3, 57) of the apparatus for production of rib plates, whereby the at least one middle bending plate (12, 13; 54), actuated by a pre-stroke element (5, 8, 11, 14, 66), of the first part surpasses the lateral bending plates (22, 23) of the first part and forms, at first, at least one middle rib plate (48, 49) between the middle counter-bending plates (37, 38, 39; 59, 60) and then the lateral bending plates (22, 23) of the first part form the lateral rib plates (50, 51) between the lateral counter-bending plates (36, 37, 39, 40; 58, 59, 60, 61).
    8. Method according to claim 7, characterised in that the pre-stroke element (5, 8, 11, 14, 66) comprises a piston (8), guided in a cylinder chamber (5), which is pressure-impinged during formation of the at least one middle rib plate (48, 49) and is relieved from pressure before the bottom dead centre during formation of the lateral rib plates (50, 51).
    EP99810431A 1998-05-25 1999-05-14 Apparatus and method for making blades Expired - Lifetime EP0960664B1 (en)

    Applications Claiming Priority (2)

    Application Number Priority Date Filing Date Title
    CH114398 1998-05-25
    CH114398 1998-05-25

    Publications (2)

    Publication Number Publication Date
    EP0960664A1 EP0960664A1 (en) 1999-12-01
    EP0960664B1 true EP0960664B1 (en) 2003-07-02

    Family

    ID=4203503

    Family Applications (1)

    Application Number Title Priority Date Filing Date
    EP99810431A Expired - Lifetime EP0960664B1 (en) 1998-05-25 1999-05-14 Apparatus and method for making blades

    Country Status (3)

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    EP (1) EP0960664B1 (en)
    AT (1) ATE244080T1 (en)
    DE (1) DE59906159D1 (en)

    Families Citing this family (2)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    WO2009047088A2 (en) * 2007-10-01 2009-04-16 Inventio Ag Deep-drawing device
    DE102020131305A1 (en) 2020-11-26 2022-06-02 Schuler Pressen Gmbh Forming tool and method for producing a trapezoidal profile in a metal foil

    Family Cites Families (7)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    CH191314A (en) * 1936-10-08 1937-06-15 Terence Delaney Cyril Hollow structure with corrugated walls, in particular a radiator element, and a method and device for producing the same.
    US2948325A (en) * 1957-05-06 1960-08-09 Smith Corp A O Die construction for forming corrugated sheets
    US3340719A (en) * 1964-10-28 1967-09-12 Strick Corp Apparatus and method of producing multiple corrugations simultaneously
    US3511073A (en) * 1965-09-20 1970-05-12 Dro Eng Co Di Hydraulic die control structure
    BE792036A (en) * 1971-11-29 1973-05-29 Caterpillar Tractor Co METHOD AND APPARATUS FOR DEFORMING SHEET MATERIAL
    CA2057152A1 (en) * 1990-12-18 1992-06-19 Roman Traber Method and device for corrugated deformation of a flat material sheet as well as a packaging component produced according to this method
    DE4123371C1 (en) * 1991-07-15 1992-12-03 Guenther Dr.-Ing. 5927 Erndtebrueck De Kaupert Simultaneous moulding of various depressions in metal foil - uses sequentially several partial punches from work centre towards periphery

    Also Published As

    Publication number Publication date
    DE59906159D1 (en) 2003-08-07
    EP0960664A1 (en) 1999-12-01
    ATE244080T1 (en) 2003-07-15

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