EP3372320A1 - Device and method for the preparation of meandering cooling bodies - Google Patents
Device and method for the preparation of meandering cooling bodies Download PDFInfo
- Publication number
- EP3372320A1 EP3372320A1 EP18151652.7A EP18151652A EP3372320A1 EP 3372320 A1 EP3372320 A1 EP 3372320A1 EP 18151652 A EP18151652 A EP 18151652A EP 3372320 A1 EP3372320 A1 EP 3372320A1
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- EP
- European Patent Office
- Prior art keywords
- tool carrier
- tool
- bending
- guided
- heat sink
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- 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.)
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Classifications
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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
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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
- B21D11/00—Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
- B21D11/06—Bending into helical or spiral form; Forming a succession of return bends, e.g. serpentine form
- B21D11/07—Making serpentine-shaped articles by bending essentially in one plane
Definitions
- the invention relates to a device and a method for producing meander-shaped heat sink.
- Heat sinks usually consist of a good thermal conductivity material and have to increase the heat-emitting surface often a meandering course. Such heat sinks are currently made of die-cast aluminum. However, the production of such Diecast heat sink is relatively slow, inflexible and expensive.
- the object of the invention is to provide a device and a method for producing meander-shaped heat sink, which allow a flexible and cost-effective production with high precision.
- the device comprises a first tool carrier, a second tool carrier which is displaceable relative to the first tool carrier via a drive in the direction of a travel axis, a holder arranged between the first tool carrier and the second tool carrier for receiving a printed circuit board and several at right angles to the first and second tool carriers Trajectory slidably guided bending punch, which are moved together at the displacement of the second tool carrier in the direction of the first tool carrier by drives perpendicular to the travel axis of the tool carrier.
- meandering heat sinks can be produced flexibly, quickly and precisely from a circuit board separated from a strip material.
- the example separated from metal strip board is folded by the device in the manner of a concertina, with the multi-axis movements of the punch relative movements between the strip material and the Bending punches are avoided. Due to the simultaneity of all bending movements, a high production speed is also made possible. Heatsinks of various kinds can be manufactured in an effective and cost-effective manner with high productivity and high accuracy.
- the bending dies are arranged on tool slides, which are displaceably guided on the tool carriers via mutually parallel guide rails.
- the tool slides which are displaceably guided on a respective guide rail, are preferably displaced by the drives in such a way that they simultaneously move together in the direction of the first tool carrier during the movement of the second tool carrier.
- the drives for displacing the tool slide displaceably guided on a respective guide rail can expediently be designed as a belt drive with an endless belt guided via a drive roller and a deflection roller, one of the tool carriages being fastened to an upper run and the other tool carriage to a lower run of the endless belt.
- the tool slides guided displaceably on a guide rail can be displaced by a common motor.
- the tool slides could also be moved by a chain drive, by individual drives or the like. Along the guide rails.
- two rails movable relative to each other in the direction of travel of the second tool carrier can be arranged with holding devices displaceable thereon at right angles to the direction of travel for holding the ends of the board.
- the holding devices can be formed by a counter-holder guided displaceably on the one rail and a punching and holding punch displaceably guided on the other rail.
- the backstops and the punching and holding stamps can according to the bending punch also be arranged on two guide rails guided and mutually movable tool slide.
- a first processing module embodied as a cutting and bending module and a second processing module designed as a bending module can be fastened.
- the inventive method is characterized in that the heat sink is bent from a board in a working stroke by a plurality of movable in two mutually perpendicular axes bending punch.
- the ends of the board can be taken by a movable in two mutually perpendicular axes holding device and moved to its final position.
- the heat sink can be calibrated with its contact surfaces after bending by pressing against the punch.
- FIGS. 1 and 2 is a device 1 for producing an in FIG. 3 shown meander-shaped heat sink 2 shown in a separated from a strip material board 3.
- the device 1 has a first tool carrier 4 and a second tool carrier 6 movable transversely thereto in the direction of a travel axis 5.
- the traverse axis 5 is designed as a vertical axis.
- the in the FIGS. 1 and 2 arranged below the first tool carrier 4 is arranged stationary, while the above-arranged second tool carrier 6 can be moved by means of a drive 7 in the direction of the vertical travel axis 5.
- the second tool carrier 6 is guided displaceably on a frame, not shown here.
- the stationary stationary first tool carrier 4 could also be moved in the direction of the travel axis 5 if necessary.
- the two vertically arranged tool carrier 4 and 5 could also be arranged horizontally and moved along a horizontal travel axis.
- a stationary rail-shaped support 9 is arranged between the two plate-shaped tool carriers 4 and 6.
- a guide 10 for the strip material, a first processing module 11 configured as a cutting and bending module, and a second processing module 12 designed as a bending module are attached to the rail-shaped holder 9.
- a parallel to the holder 9 and relative to the holder 9 displaceable first rail 13 is arranged.
- This first rail 13 is displaceable in the direction of the driving axis 5 via a drive 14.
- a second rail 15, which is parallel to the holder 9 and is displaceable relative thereto is also arranged.
- the second rail 15 is displaceable in the direction of the traverse axis 5 via a drive 16.
- a plurality of juxtaposed bending punch 17 and 18 are guided at right angles to the traverse axis 5 slidably.
- the bending punches 17 and 18 are seated on tool carriages 19 and 20 which are displaceably guided on mutually parallel guide rails 21 and 22, respectively.
- four mutually parallel and horizontally extending guide rails 21 are attached to the first tool carrier 4 arranged at the bottom.
- On the above-arranged second tool carrier 6 also four mutually parallel and horizontally extending guide rails 22 are provided.
- At the horizontally arranged guide rails 21 and 22 are each two tool slides 19 and 20 for a respective punch 17 and 18 slidably guided.
- the displaceable over the tool carriage 19 and 20 bending punch 17 and 18 are moved by drives 24 so that they move together transversely to the axis 5 in the direction of the central punch 23 when the second tool carrier 6 in the stroke direction to the first tool carrier 4 moves.
- the bending dies 17 and 18, which are displaceable over the tool slides 19 and 20 will again move apart into their starting position.
- the guided on the tool carriage 19 and 20 bending punch 17 and 18 thus perform controlled movements at right angles to the travel axis 5 of the second tool carrier 6.
- the drives 24 are designed as a belt drive with a guided over a drive roller 25 and a guide roller 26 endless belt 27.
- One of the tool slides 19 and 20 arranged on each guide rail 21 and 22 is fastened to the upper run of the endless belt 27 and the other tool slide 19 or 20 to the lower run of the endless belt 27, so that the two tool slides 19 and 20, respectively are moved together in the one direction during rotation of the drive roller 25 and moved apart in the reversal of the direction of rotation of the drive roller 25.
- the drive rollers 25 are each about a in FIG. 1 shown motor 28 driven.
- two tool carriages 30 and 31 are also displaceably guided on each of a guide rail 32 and 33 on the first rail 13 and the second rail 15. Like the tool slides 19 and 20, the two are at the respective guide rails 32 and 33 guided tool carriage 30 and 31 via a belt drive with a motor 34 and a guided over a drive roller 35 and a guide roller 36 endless belt 37 drive 38 is moved in opposite directions.
- the two tool carriage 30 are in FIG. 4 shown counter-holder 39 and on the two tool carriage 31 in FIG. 4 shown punching and holding punch 40 attached.
- FIG. 1 To remove the finished bent heat sink 3 is at the front of the two tool carrier 4 and 6, an in FIG. 1 shown gripping device 41 is arranged.
- a motor 42 horizontally displaceable gripping device 41, a finished heat sink 3 can be pulled out of the processing zone and stored in an oblique Abrawrinne 43 for removal.
- FIG. 5 are then moved by a downward movement of the top arranged second rail 15, the two punching and holding punch 40 against the anvil 39, whereby the separated from the strip material board 3 is provided on both sides with a hole and held.
- the two ends of the previously separated board 3 are bent downwards by a bending punch 48 in the first processing module 11 designed as a cutting and bending module and a bending punch 49 in the second processing module 12 designed as a bending module.
- the upper guide rail 45 has retracted, the upper bending dies 18 are moved downward against the blank 3 by a downward movement of the second tool carrier 6 arranged at the top.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
Die Erfindung betrifft ein Verfahren und eine Vorrichtung (1) zur Herstellung eines mäanderförmigen Kühlkörpers (2). Die Vorrichtung enthält einen ersten Werkzeugträger (4), einen relativ zum ersten Werkzeugträger (4) über einen Antrieb (7) in Richtung einer Verfahrachse (5) verschiebbaren zweiten Werkzeugträger (6), eine zwischen dem ersten Werkzeugträger (4) und dem zweiten Werkzeugträger (6) angeordnete Halterung (9) für die Aufnahme einer Platine (3) und mehrere an dem ersten und zweiten Werkzeugträger (4, 6) rechtwinklig zur Verfahrachse (5) verschiebbar geführte Biegestempel (17, 18), die bei der Verschiebung des zweiten Werkzeugträgers (6) in Richtung des ersten Werkzeugträgers (4) durch Antriebe (24) rechtwinklig zur Verfahrachse (5) des Werkzeugträgers (6) zusammenbewegt werden. The invention relates to a method and a device (1) for producing a meander-shaped heat sink (2). The device includes a first tool carrier (4), a relative to the first tool carrier (4) via a drive (7) in the direction of a travel axis (5) displaceable second tool carrier (6), one between the first tool carrier (4) and the second tool carrier (6) arranged holder (9) for receiving a circuit board (3) and a plurality on the first and second tool carrier (4, 6) perpendicular to the traverse axis (5) slidably guided bending punch (17, 18), in the displacement of the second Tool carrier (6) in the direction of the first tool carrier (4) by drives (24) at right angles to the travel axis (5) of the tool carrier (6) are moved together.
Description
Die Erfindung betrifft eine Vorrichtung und ein Verfahren zur Herstellung mäanderförmiger Kühlkörper.The invention relates to a device and a method for producing meander-shaped heat sink.
Kühlkörper bestehen üblicherweise aus einem gut wärmeleitfähigen Material und weisen zur Vergrößerung der wärmeabgebenden Oberfläche vielfach einen mäanderförmigen Verlauf auf. Solche Kühlkörper werden derzeit aus Aluminium-Druckguss hergestellt. Allerdings ist die Produktion solcher Druckgusskühlkörper relativ langsam, unflexibel und teuer.Heat sinks usually consist of a good thermal conductivity material and have to increase the heat-emitting surface often a meandering course. Such heat sinks are currently made of die-cast aluminum. However, the production of such Diecast heat sink is relatively slow, inflexible and expensive.
Aufgabe der Erfindung ist es, eine Vorrichtung und ein Verfahren zur Herstellung mäanderförmiger Kühlkörper zu schaffen, die eine flexible und kostengünstige Fertigung mit hoher Präzision ermöglichen.The object of the invention is to provide a device and a method for producing meander-shaped heat sink, which allow a flexible and cost-effective production with high precision.
Diese Aufgabe wird durch eine Vorrichtung mit den Merkmalen des Anspruchs 1 und durch ein Verfahren mir den Merkmalen des Anspruchs 10 gelöst. Zweckmäßige Ausgestaltungen und vorteilhafte Weiterbildungen der Erfindung sind in den Unteransprüchen angegeben.This object is achieved by a device having the features of
Die erfindungsgemäße Vorrichtung enthält einen ersten Werkzeugträger, einen relativ zum ersten Werkzeugträger über einen Antrieb in Richtung einer Verfahrachse verschiebbaren zweiten Werkzeugträger, eine zwischen dem ersten Werkzeugträger und dem zweiten Werkzeugträger angeordnete Halterung für die Aufnahme einer Platine und mehrere an dem ersten und zweiten Werkzeugträger rechtwinklig zur Verfahrachse verschiebbar geführte Biegestempel, die bei der Verschiebung des zweiten Werkzeugträgers in Richtung des ersten Werkzeugträgers durch Antriebe rechtwinklig zur Verfahrachse des Werkzeugträgers zusammenbewegt werden. Mit Hilfe einer derartigen Vorrichtung können mäanderförmige Kühlkörper aus einer von einem Bandmaterial abgetrennten Platine flexibel, schnell und präzise hergestellt werden. Die z.B. von Metallband abgetrennte Platine wird durch die Vorrichtung in Art einer Ziehharmonika zusammengefaltet, wobei durch die mehrachsigen Bewegungen der Biegestempel Relativbewegungen zwischen dem Bandmaterial und den Biegestempeln vermieden werden. Durch die Gleichzeitigkeit aller Biegebewegungen wird außerdem eine hohe Produktionsgeschwindigkeit ermöglicht. Kühlkörper der verschiedensten Art können so auf effektive und kostengünstige Weise mit hoher Produktivität und großer Genauigkeit gefertigt werden.The device according to the invention comprises a first tool carrier, a second tool carrier which is displaceable relative to the first tool carrier via a drive in the direction of a travel axis, a holder arranged between the first tool carrier and the second tool carrier for receiving a printed circuit board and several at right angles to the first and second tool carriers Trajectory slidably guided bending punch, which are moved together at the displacement of the second tool carrier in the direction of the first tool carrier by drives perpendicular to the travel axis of the tool carrier. With the aid of such a device, meandering heat sinks can be produced flexibly, quickly and precisely from a circuit board separated from a strip material. The example separated from metal strip board is folded by the device in the manner of a concertina, with the multi-axis movements of the punch relative movements between the strip material and the Bending punches are avoided. Due to the simultaneity of all bending movements, a high production speed is also made possible. Heatsinks of various kinds can be manufactured in an effective and cost-effective manner with high productivity and high accuracy.
In einer besonders vorteilhaften Ausführung sind die Biegestempel an Werkzeugschlitten angeordnet, die an den Werkzeugträgern über zueinander parallele Führungsschienen verschiebbar geführt sind. Dadurch kann die Vorrichtung einfach umgerüstet und schnell an unterschiedliche Anforderungen angepasst werden.In a particularly advantageous embodiment, the bending dies are arranged on tool slides, which are displaceably guided on the tool carriers via mutually parallel guide rails. As a result, the device can be easily converted and quickly adapted to different requirements.
Zweckmäßigerweise sind an den Führungsschienen jeweils zwei Werkzeugschlitten mit jeweils einem Biegestempel verschiebbar geführt.Expediently, two tool carriages, each with a bending punch, are displaceably guided on the guide rails.
Die an jeweils einer Führungsschiene verschiebbar geführten Werkzeugschlitten werden durch die Antriebe vorzugsweise so verschoben, dass sie bei der Bewegung des zweiten Werkzeugträgers in Richtung des ersten Werkzeugträgers gleichzeitig zusammenfahren. Die Antriebe zur Verschiebung der an jeweils einer Führungsschiene verschiebbar geführten Werkzeugschlitten können zweckmäßigerweise als Riementrieb mit einem über eine Antriebsrolle und eine Umlenkrolle geführten Endlosriemen ausgebildet sein, wobei einer der Werkzeugschlitten an einem oberen Trum und der andere Werkzeugschlitten an einem unteren Trum des Endlosriemen befestigt ist. Dadurch können die an einer Führungsschiene verschiebbar geführten Werkzeugschlitten durch einen gemeinsamen Motor verschoben werden. Die Werkzeugschlitten könnten aber auch durch einen Kettenantrieb, durch Einzelantriebe oder dgl. entlang der Führungsschienen bewegt werden.The tool slides, which are displaceably guided on a respective guide rail, are preferably displaced by the drives in such a way that they simultaneously move together in the direction of the first tool carrier during the movement of the second tool carrier. The drives for displacing the tool slide displaceably guided on a respective guide rail can expediently be designed as a belt drive with an endless belt guided via a drive roller and a deflection roller, one of the tool carriages being fastened to an upper run and the other tool carriage to a lower run of the endless belt. As a result, the tool slides guided displaceably on a guide rail can be displaced by a common motor. The tool slides could also be moved by a chain drive, by individual drives or the like. Along the guide rails.
Zwischen dem ersten Werkzeugträger und dem zweiten Werkzeugträger können in zweckmäßiger Weise zwei in Verfahrrichtung des zweiten Werkzeugträgers gegeneinander verfahrbare Schienen mit daran rechtwinklig zur Verfahrrichtung verschiebbaren Halteeinrichtungen zur Halterung der Enden der Platine angeordnet sein. Dadurch können die Platinenenden gefasst und jeweils zweiachsig in deren Endposition bewegt werden. Die Haltereinrichtungen können durch einen an der einen Schiene verschiebbar geführten Gegenhalter und einen an der anderen Schiene verschiebbar geführten Stanz- und Haltestempel gebildet sein. Die Gegenhalter und die Stanz- und Haltestempel können entsprechend der Biegestempel ebenfalls an zwei über Führungsschienen geführten und gegeneinander verfahrbaren Werkzeugschlitten angeordnet sein.Between the first tool carrier and the second tool carrier, two rails movable relative to each other in the direction of travel of the second tool carrier can be arranged with holding devices displaceable thereon at right angles to the direction of travel for holding the ends of the board. As a result, the board ends can be taken and moved biaxially in their final position. The holding devices can be formed by a counter-holder guided displaceably on the one rail and a punching and holding punch displaceably guided on the other rail. The backstops and the punching and holding stamps can according to the bending punch also be arranged on two guide rails guided and mutually movable tool slide.
An der zwischen dem ersten Werkzeugträger und dem zweiten Werkzeugträger angeordneten Halterung kann ein als ein als Schneid- und Biegemodul ausgebildetes erstes Bearbeitungsmodul und ein als Biegemodul ausgeführtes zweites Bearbeitungsmodul befestigt sein.On the holder arranged between the first tool carrier and the second tool carrier, a first processing module embodied as a cutting and bending module and a second processing module designed as a bending module can be fastened.
Das erfindungsgemäße Verfahren zeichnet sich dadurch aus, dass der Kühlkörper aus einer Platine in einem Arbeitshub durch mehrere in zwei zueinander senkrechten Achsen bewegbare Biegestempel gebogen wird.The inventive method is characterized in that the heat sink is bent from a board in a working stroke by a plurality of movable in two mutually perpendicular axes bending punch.
Die Enden der Platine können von einer in zwei zueinander senkrechten Achsen bewegbaren Halteeinrichtung gefasst und in ihre Endposition bewegt werden. Außerdem kann der Kühlkörper mit seinen Kontaktflächen nach dem Biegen durch Anpressen gegen die Biegestempel kalibriert werden.The ends of the board can be taken by a movable in two mutually perpendicular axes holding device and moved to its final position. In addition, the heat sink can be calibrated with its contact surfaces after bending by pressing against the punch.
Weitere Besonderheiten und Vorzüge der Erfindung ergeben sich aus der folgenden Beschreibung eines bevorzugten Ausführungsbeispiels anhand der Zeichnung. Es zeigen:
- Fig. 1
- eine Vorrichtung zur Herstellung eines mäanderförmigen Kühlkörpers aus einem Bandmaterial in einer Perspektive;
- Fig. 2
- die in
gezeigte Vorrichtung in einer Vorderansicht;Figur 1 - Fig. 3
- einen mäanderförmigen Kühlkörper in einer Perspektive und
- Fig. 4 bis 9
- einen Verfahrensablauf bei der Herstellung eines in
gezeigten Kühlkörpers.Figur 3
- Fig. 1
- an apparatus for producing a meander-shaped heat sink from a strip material in a perspective;
- Fig. 2
- in the
FIG. 1 shown device in a front view; - Fig. 3
- a meandering heat sink in a perspective and
- Fig. 4 to 9
- a procedure in the production of an in
FIG. 3 shown heatsink.
In den
Wie besonders aus
An den beiden plattenförmigen Werkzeugträgern 4 und 6 sind mehrere nebeneinander angeordnete Biegestempel 17 bzw. 18 rechtwinklig zur Verfahrachse 5 verschiebbar geführt. Die Biegestempel 17 und 18 sitzen hierzu an Werkzeugschlitten 19 bzw. 20, die auf zueinander parallelen Führungsschienen 21 bzw. 22 verschiebbar geführt sind. Bei der gezeigten Ausführung sind an dem unten angeordneten ersten Werkzeugträger 4 vier zueinander parallele und horizontal verlaufende Führungsschienen 21 befestigt. An dem oben angeordneten zweiten Werkzeugträger 6 sind ebenfalls vier zueinander parallele und horizontal verlaufende Führungsschienen 22 vorgesehen. An den horizontal angeordneten Führungsschienen 21 und 22 sind jeweils zwei Werkzeugschlitten 19 bzw. 20 für jeweils einen Biegestempel 17 bzw. 18 verschiebbar geführt.At the two plate-
Bei der gezeigten Ausführung sind nur die an den drei oberen Führungsschienen 21 des stationären ersten Werkzeugträgers 4 geführten Werkzeugsschlitten 19 mit Biegestempeln 17 bestückt. An dem oben angeordneten zweiten Werkzeugträger 6 sind nur die an den drei unteren Führungsschienen 22 geführten Werkzeugsschlitten 20 mit Biegestempeln 18 bestückt. An dem in Richtung der Verfahrachse 5 verschiebbaren zweiten Werkzeugträger 6 ist ferner ein zentraler Biegestempel 23 befestigt, der nicht quer zur Verfahrachse 5 verschiebbar ist.In the embodiment shown, only the guided on the three
Die über die Werkzeugschlitten 19 und 20 verschiebbaren Biegestempel 17 und 18 werden über Antriebe 24 so verschoben, dass sie quer zur Verfahrachse 5 in Richtung des zentralen Biegestempels 23 zusammenfahren, wenn sich der zweite Werkzeugträger 6 in Hubrichtung auf den ersten Werkzeugträger 4 zubewegt. Wenn der zweite Werkzeugträger 6 dann wieder in eine angehobene Ausgangsstellung zurückgefahren ist, werden auch die über die Werkzeugschlitten 19 und 20 verschiebbaren Biegestempel 17 und 18 wieder in ihre Ausgangsstellung auseinanderfahren. Die an den Werkzeugschlitten 19 bzw. 20 geführten Biegestempel 17 und 18 führen also gesteuerte Bewegungen rechtwinklig zur Verfahrachse 5 des zweiten Werkzeugträgers 6 aus.The displaceable over the
Über die Antriebe 24 werden die beiden an den jeweiligen Führungsschienen 21 und 22 des ersten und zweiten Werkzeugträger 4 bzw. 6 geführten Werkzeugschlitten 19 und 20 zusammen mit den daran befestigten Biegestempeln 17 und 18 gleichzeitig zusammen- oder auseinanderbewegt. In der gezeigten Ausführung sind die Antriebe 24 als Riementrieb mit einem über ein Antriebsrolle 25 und eine Umlenkrolle 26 geführten Endlosriemen 27 ausgeführt. Einer der auf jeder Führungsschiene 21 bzw. 22 angeordneten Werkzeugschlitten 19 bzw. 20 ist dabei an dem oberen Trum des Endlosriemens 27 und der andere Werkzeugschlitten 19 bzw. 20 an dem unteren Trum des Endlosriemens 27 befestigt, so dass die beiden Werkzeugschlitten 19 bzw. 20 bei der Drehung der Antriebsrolle 25 in der einen Richtung zusammengefahren und bei der Umkehrung der Drehrichtung der Antriebsrolle 25 auseinander gefahren werden. Die Antriebsrollen 25 werden jeweils über einem in
Wie aus
Zur Entnahme der fertig gebogenen Kühlkörper 3 ist an der Vorderseite der beiden Werkzeugträger 4 und 6 eine in
Anhand der
Zunächst wird ein zuvor mit mehreren seitlichen Abkantungen 44 versehenes Bandmaterial über die Führung 10 in eine in
Gemäß
Sobald die oberen Biegestempel 18 zur Anlage an der Platine 3 gelangen, werden bei einer weiteren Abwärtsbewegung des oben angeordneten zweiten Werkzeugträgers 6 sowohl die Biegestempel 17 und 18 als auch die Gegenhalter 39 mit den Stanz- und Haltestempeln 40 senkrecht zur Verfahrachse 5 in Richtung des zentralen Biegestempels 23 bewegt. Dabei wird die Platine 3 gemäß
Durch weitere Abwärtsbewegung der oberen Biegestempel 18 und weitere Verschiebung sowohl der Biegestempel 17 und 18 als auch der Gegenhalter 39 und der Stanz- und Haltestempel 40 senkrecht zur Verfahrachse 5 in Richtung des zentralen Biegestempels 23 wird dann die Platine 3 gemäß
Claims (12)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017105049.3A DE102017105049A1 (en) | 2017-03-09 | 2017-03-09 | Apparatus and method for producing meander-shaped heat sink |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3372320A1 true EP3372320A1 (en) | 2018-09-12 |
| EP3372320B1 EP3372320B1 (en) | 2022-03-09 |
Family
ID=60990704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP18151652.7A Active EP3372320B1 (en) | 2017-03-09 | 2018-01-15 | Device and method for the preparation of meandering cooling bodies |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3372320B1 (en) |
| DE (1) | DE102017105049A1 (en) |
| ES (1) | ES2909134T3 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757895A (en) * | 2019-11-21 | 2020-02-07 | 广东利元亨智能装备股份有限公司 | Paper folding forming device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114260655A (en) * | 2021-12-28 | 2022-04-01 | 浙江工业大学 | A four-axis linkage laser acute angle bending forming device and method |
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|---|---|---|---|---|
| US3722254A (en) * | 1970-11-17 | 1973-03-27 | M Katogir | Material forming apparatus |
| EP0491658A1 (en) * | 1990-12-18 | 1992-06-24 | Dividella AG | Method and apparatus to deform a sheet material into a wave form |
| EP0913251A1 (en) * | 1996-04-23 | 1999-05-06 | Hitachi Zosen Corporation | Method of imparting directional permanency of folding to sheet, and apparatus therefor |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2900672A1 (en) | 1979-01-10 | 1980-07-17 | M & W Fertigungsstrassen Gmbh | Bending of long material such as pipe or plate - esp. via machine contg. row of bending rolls for mfg. serpentine pipe coils |
| US6195874B1 (en) | 1998-07-28 | 2001-03-06 | Hon Hai Precision Ind. Co., Ltd. | Folded fin forming method, machine and folded fin obtained therefrom |
-
2017
- 2017-03-09 DE DE102017105049.3A patent/DE102017105049A1/en not_active Withdrawn
-
2018
- 2018-01-15 EP EP18151652.7A patent/EP3372320B1/en active Active
- 2018-01-15 ES ES18151652T patent/ES2909134T3/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3722254A (en) * | 1970-11-17 | 1973-03-27 | M Katogir | Material forming apparatus |
| EP0491658A1 (en) * | 1990-12-18 | 1992-06-24 | Dividella AG | Method and apparatus to deform a sheet material into a wave form |
| EP0913251A1 (en) * | 1996-04-23 | 1999-05-06 | Hitachi Zosen Corporation | Method of imparting directional permanency of folding to sheet, and apparatus therefor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110757895A (en) * | 2019-11-21 | 2020-02-07 | 广东利元亨智能装备股份有限公司 | Paper folding forming device |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3372320B1 (en) | 2022-03-09 |
| DE102017105049A1 (en) | 2018-09-13 |
| ES2909134T3 (en) | 2022-05-05 |
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