DE3507204C1

DE3507204C1 - Apparatus for format punching and for the simultaneous hole punching of slab blanks consisting of fibre-reinforced cement and similar material

Info

Publication number: DE3507204C1
Application number: DE19853507204
Authority: DE
Inventors: Des Erfinders Auf Nennung Verzicht
Original assignee: Siempelkamp Giesserei KG; G Siempelkamp GmbH and Co KG
Current assignee: Siempelkamp Giesserei KG; G Siempelkamp GmbH and Co KG
Priority date: 1985-03-01
Filing date: 1985-03-01
Publication date: 1986-06-12

Abstract

Apparatus for format punching and for the simultaneous hole punching of fibre-reinforced cement slabs and similar material, comprising a punching press in the form of a platen press having an upper tie bar with press platen, having an upper tool which is fastened thereon and has punching knives and piercing mandrels, having a lower press table and a lower tool with hole-punching dies, and comprising a loading and emptying device which exhibits punching bases which are driven in circulation, are used at the same time as loading bases and have cutouts allocated to the piercing mandrels and the hole-punching dies. The punching bases are designed as conveying carriages and are guided on running rails and connected to conveyor chains, it being possible, furthermore, to guide said punching bases with the slab blanks cyclically in and out of the punching press and to lower them onto the lower tool, the hole-punching dies being introduced into the cutouts. In the region of the stamping press, the conveyor chains can be uncoupled from the individual punching bases which, as a result, can be displaced on the running rails for adjustment purposes. On the end, adjusting devices which can be pivoted in and out are arranged on the upper tie bar. <IMAGE>

Description

Im folgenden wird die Erfindung anhand einer lediglich ein Ausführungsbeispiel darstellenden Zeichnung ausführlicher erläutert. Es zeigt Fig. 1 in schematischer Darstellung eine Seitenansicht einer erfindungsgemäßen Vorrichtung. teilweise aufgebrochen, F i g. 2 eine Stirnansicht der Stanzpresse aus dem Gegenstand nach F i g. 1, F i g. 3 den vergrößerten Ausschnitt A aus dem Gegenstand nach F i g. 2, F i g. 4 den Gegenstand nach F i g. 3 in einer anderen Funktionsstellung und Fig. 5 den vergrößerten Ausschnitt C aus dem Gegenstand nach Fig. 1. In the following the invention is based on only one embodiment Illustrative drawing explained in more detail. It shows Fig. 1 in a schematic Representation of a side view of a device according to the invention. partially broken, F i g. FIG. 2 is an end view of the punch press from the item according to FIG. 1, F. i g. 3 shows the enlarged section A from the object according to FIG. 2, fig. 4th the subject of FIG. 3 in a different functional position and FIG. 5 the enlarged Section C from the object according to FIG. 1.

Die in den Figuren dargestellte Vorrichtung dient zum Formatstanzen und zum gleichzeitigen Lochstanzen von Plattenrohlingen 1 aus faserverstärktem Zement und ähnlichem Material. Zum grundsätzlichen Aufbau gehören eine Stanzpresse in Form einer Plattenpresse, die einen auf- und niederbewegbaren Oberholm 2 mit Pressenplatte 3 und ein daran befestigtes Oberwerkzeug 4 mit Stanzmesser 5 sowie Lochdornen 6 und einen unteren Pressentisch 7 sowie ein Unterwerkzeug 8 mit Lochstanzmatrizen 9 aufweist. Die im Detail nur ausschnittsweise dargestellte Beschick- und Entleereinrichtung weist im Umlauf geführte, zugleich als Beschickunterlagen eingesetzte Stanzunterlagen 10 mit den Lochdornen 6 und den Lochstanzmatrizen 9 zugeordneten Lochausnehmungen 11 auf. The device shown in the figures is used for format punching and for the simultaneous punching of plate blanks 1 made of fiber-reinforced cement and similar material. The basic structure includes a stamping press in the form a plate press, which has an up and down movable upper beam 2 with press plate 3 and an upper tool 4 attached to it with a punching knife 5 and piercing mandrels 6 and a lower press table 7 and a lower tool 8 with punching dies 9 has. The loading and emptying device shown in detail only partially shows punching documents that are circulated and also used as loading documents 10 with the piercing mandrels 6 and the punching dies 9 associated hole recesses 11 on.

In der Praxis werden die Lochstanzmatrizen auch als Stanzbuchsen bezeichnet. Die Stanzunterlagen 10 sind als Transportwagen ausgeführt, wie in F i g. 1 angedeutet wurde und wie man insbesondere aus einer vergleichenden Betrachtung der F i g. 3,4 und 5 entnimmt. Die Transportwagen sind auf Laufschienen 12 geführt und an Transportketten 13 angeschlossen. Die Anordnung ist fernerhin so getroffen, daß die Stanzunterlagen 10 mit den Plattenrohlingen 1 taktweise in die Stanzpresse ein- und ausführbar sowie unter Einführung der Lochstanzmatrizen 9 in die Lochausnehmungen 11 auf das Unterwerkzeug 8 absenkbar sind. Im übrigen sind Justiereinrichtungen 14 vorgesehen, die sicherstellen, daß die Stanzmesser 5 und Lochdorne 6 einerseits und die Lochstanzmatrizen 9 sowie die Lochausnehmungen 11 andererseits ausreichend genau zueinander justiert sind. In practice, the punch dies are also called punch bushings designated. The punching documents 10 are designed as transport trolleys, as in F i g. 1 was indicated and how one can in particular from a comparative consideration the F i g. 3, 4 and 5 takes. The trolleys are guided on running rails 12 and connected to transport chains 13. The arrangement is also made in such a way that that the punching pads 10 with the plate blanks 1 in cycles into the punching press can be inserted and executed and with the introduction of the punching dies 9 into the hole recesses 11 can be lowered onto the lower tool 8. In addition, there are adjustment devices 14 provided, which ensure that the punching knife 5 and piercing mandrels 6 on the one hand and the punching dies 9 and the hole recesses 11, on the other hand, are sufficient are precisely adjusted to each other.

Aus einer vergleichbaren Betrachtung der F i g. 3, 4 und 5 entnimmt man, daß die Transportketten 13 in der Stanzpresse von den einzelnen Stanzunterlagen 10 abkuppelbar sind, die dadurch auf den Laufschienen 12 in Richtung des in F i g. 5 eingezeichneten Doppelpfeiles 15 justieren verfahrbar sind. Die Justiereinrichtungen 14 sind an der Stirnseite des Oberholms 2 angeschlossen, wozu insbes. auf die Fig.5 verwiesen wird. Die Justiereinrichtungen 14 sind ein- und ausschwenkbar. From a comparable consideration of FIG. 3, 4 and 5 removed that the transport chains 13 in the punch press from the individual punching documents 10 can be uncoupled, which thereby on the rails 12 in the direction of the in F i G. 5 shown double arrow 15 adjust are movable. The adjustment devices 14 are connected to the end face of the upper beam 2, including in particular. Refer to FIG is referred. The adjusting devices 14 can be pivoted in and out.

Die F i g. 5 zeigt ausgezogen die ausgeschwenkte und strichpunktiert die eingeschwenkte Stellung. Man erkennt, daß die Justiereinrichtungen 14 mit Justierelementen 16 justierend gegen eine abgekuppelte Stanzunterlage 10 drückbar sind.The F i g. 5 shows the swiveled out and dash-dotted line the swiveled-in position. It can be seen that the adjusting devices 14 with adjusting elements 16 can be pressed against a decoupled punching pad 10 in an adjusting manner.

Aus den F i g. 3 bis 5 entnimmt man, daß die Transportketten 13 Mitnehmerelemente 17 aufweisen, die an Mitnehmerbolzen 18 oder Mitnehmerachsen der Stanzunterlagen 10 angreifen, und daß die Mitnehmerelemente 17 durch Heben oder Senken der Transportketten 13 von den Mitnehmerbolzen 18 oder Mitnehmerachsen abkuppelbar sind. Dazu sind im Ausführungsbeispiel und nach bevorzugter Ausführungsform der Erfindung die Transportketten 13 im Bereich der Stanzpresse in Führungsschienen 19 geführt, die an Zylinderkolbenanordnungen 20 aufgehängt sind. Die Führungsschienen 19 sind mit den Transportketten 13 mit Hilfe der Zylinderkolbenanordnungen 20 heb- und senkbar sowie dadurch von den Stanzunterlagen 10 abkuppelbar. From the F i g. 3 to 5 it can be seen that the transport chains 13 driver elements 17 have which on driving pins 18 or driving axles of the punching pads 10 attack, and that the driver elements 17 by raising or lowering the transport chains 13 can be uncoupled from the driving pins 18 or driving axles. To do this, im Embodiment and according to a preferred embodiment of the invention, the transport chains 13 guided in guide rails 19 in the area of the punch press, which are attached to cylinder-piston assemblies 20 are hung. The guide rails 19 are with the transport chains 13 with With the aid of the cylinder piston assemblies 20 can be raised and lowered as well as from the punching pads 10 can be uncoupled.

Das Oberwerkzeug 4 ist an der Pressenplatte 3 mit nichtgezeichneten Elektromagneten festgespannt Eine vergleichende Betrachtung der F i g. 3 und 4 läßt ferner erkennen, daß die Zylinderkolbenanordnungen 20 an mit der Pressenplatte 3 verbundenen Rahmen 21 befestigt sind. Die Rahmen 21 umgreifen mit Abstand die Transportketten 13 und tragen die Laufschienen 12. Die F i g. 5 zeigt ferner, daß die Mitnehmerelemente 17 aus Platten bestehen, die einen umgekehrten V-förmigen Einschnitt 22 aufweisen, der zur Aufnahme der in der Verlängerung der Laufrollenachsen 23 für die Laufrollen 24 angeordneten Mitnehmerbolzen 18 dient. The upper tool 4 is on the press plate 3 with not shown Electromagnet clamped A comparative consideration of the F i g. 3 and 4 leaves further recognize that the cylinder piston assemblies 20 to the press plate 3 connected frame 21 are attached. The frames 21 encompass the transport chains at a distance 13 and carry the running rails 12. The F i g. 5 also shows that the driver elements 17 consist of plates that have an inverted V-shaped incision 22, to accommodate the in the extension of the roller axles 23 for the rollers 24 arranged driving pin 18 is used.

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Claims

Claims: 1. Device for format punching and for simultaneous Hole punching of plate blanks made of fiber-reinforced cement and similar material with a punch press in the form of a plate press, which has an upper beam with a press plate and an attached upper tool with punching knives and piercing mandrels and a has lower press table and a lower tool with punching dies, and with a loading and unloading device that circulates, at the same time as Loading documents used punching documents with the piercing mandrels and the punching dies has associated hole recesses, the punching pads as a transport trolley executed and guided on rails and connected to transport chains and with the plate blanks can be fed into and out of the punching press in cycles, as well with the introduction of the punching dies into the hole recesses on the lower tool can be lowered, and furthermore adjusting devices for adjusting the punching supports are provided in the punch press, d a d u r c h e k e n n z ei c h -n e t that the transport chains (13) in the area of the punch press from the individual punching documents (10) can be uncoupled, which can thereby be moved on the running rails (12), and that on the front side of the upper beam (2) swiveling adjustment devices (14) are arranged to adjust a decoupled punching pad (10) can be pressed against these with adjusting elements (16).

2. Apparatus according to claim 1, characterized in that the transport chains (13) have driver elements (17) that are attached to driver pins (18) or driver axles attack the punching pads (10), and that the driver elements (17) by lifting or lowering the transport chains (13) from the driving pins (18) or driving axles are detachable.

3. Apparatus according to claim 1 or 2, characterized in that the transport chains (13) in the area between the press plate (3) and the press table (7) are guided in guide rails (19) which are attached to cylinder-piston assemblies (20) are suspended, and that the guide rails (19) with the transport chains (13) can be raised and lowered with the aid of the cylinder piston assemblies (20) and thereby from the punching pads (10) can be uncoupled.

4. Device according to one of claims 1 to 3, characterized in that that the cylinder piston assemblies (20) connected to the press plate (3) and the transport chains (13) encompassing at a distance as well as the running rails (12) supporting frame (21) are attached.

The invention relates generically to a device for Format punching and for simultaneous hole punching of plate blanks made of fiber-reinforced Cement and similar material with a punch press in the form of a plate press, which have an upper beam with a press plate and an upper tool attached to it Punching knives as well as piercing mandrels and a lower press table as well as a substation things with punching dies, and with a loading and unloading device, the punching documents that are circulated and also used as loading documents has hole recesses associated with the piercing mandrels and the punching dies, whereby the punching documents are designed as transport trolleys and run on rails and are connected to transport chains and with the plate blanks in cycles Can be inserted and executed in the punching press as well as with the introduction of the punching dies can be lowered into the hole recesses on the lower tool, and adjusting devices are provided for adjusting the punching pads in the punching press.

In a device of the generic type known from practice the adjusting device on adjusting bolts, which are inserted into corresponding adjusting holes the punching pads and the lower tools. That has proven itself, required however, an already very precise positioning of the punching documents when moving in in the punch press, including expensive positioning drives in this known device required are.

The invention is based on the object of a generic device to further train that an exact positioning of the punching documents already is no longer required when entering the punch press.

To solve this problem it is provided that the transport chains can be uncoupled in the area of the punch press from the individual punching documents, which thereby can be moved on the running rails, and that the end face on the upper beam Swivel-in and swivel-out adjustment devices are arranged for adjustment a decoupled punching pad with adjustment elements can be pressed against them.

According to the invention, the punching documents are made with the aid of the transport chains retracted more or less precisely into the open punch press and with the help of the Adjusted adjustment devices described before the punching stroke is carried out. Complex positioning drives for the transport of the punching documents are therefore not necessary anymore.

In detail, the invention can be developed in various ways form. This applies in particular to the uncoupling of the transport chains from the punching documents. Thus, the transport chains can have driver elements that are attached to driver pins or attack driving axles of the punching documents, and the driving elements can by raising or lowering the transport chains from the drive pins or drive axles be detachable. The transport chains in the area of the punch press can be used in Guide rails that are suspended from cylinder-piston assemblies, and the guide rails can be connected to the transport chains with the aid of the cylinder piston assemblies can be raised and lowered and thereby be uncoupled from the punching pads.

The cylinder piston assemblies are expediently connected to the press plate connected and encompassing the transport chains at a distance as well as the running rail load-bearing frame attached.