EP0627608B1 - Automatic rammer for artillery projectiles - Google Patents

Automatic rammer for artillery projectiles Download PDF

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Publication number
EP0627608B1
EP0627608B1 EP94106530A EP94106530A EP0627608B1 EP 0627608 B1 EP0627608 B1 EP 0627608B1 EP 94106530 A EP94106530 A EP 94106530A EP 94106530 A EP94106530 A EP 94106530A EP 0627608 B1 EP0627608 B1 EP 0627608B1
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EP
European Patent Office
Prior art keywords
guide tube
gun barrel
displacement
end section
drive
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.)
Expired - Lifetime
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EP94106530A
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German (de)
French (fr)
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EP0627608A1 (en
Inventor
Erich Wallwey
Heinrich Heldmann
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Wegmann and Co GmbH
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Wegmann and Co GmbH
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Publication of EP0627608A1 publication Critical patent/EP0627608A1/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41AFUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A9/00Feeding or loading of ammunition; Magazines; Guiding means for the extracting of cartridges
    • F41A9/38Loading arrangements, i.e. for bringing the ammunition into the firing position
    • F41A9/39Ramming arrangements
    • F41A9/42Rammers separate from breech-block
    • F41A9/43Chain rammers

Definitions

  • the invention relates to an automatic rammer for artillery shells with the features from the preamble of claim 1.
  • Document US-A-1 602 568 describes an automatic rammer for artillery shells with the features from the preamble of patent claim 1, in which the displacement device has an endlessly rotating chain which can be driven by a drive device and to which the displacement element is fastened. Furthermore, document US-A-4 640 182 describes a projectile feed device in which the projectiles are fed from a carousel magazine by means of a displacement device which has a displacement element which is fastened to two rotating drive chains which are guided parallel to one another.
  • the invention has for its object to design an automatic piecer of this type with particularly simple constructive means so that a high piecing speed can be achieved.
  • the basic idea of the invention is to provide the displacement device for the projectile with one in itself
  • Execute known spring-stiff supply chain that is, a chain which behaves essentially like a rigid body with respect to the action of compressive forces acting in the longitudinal direction, while it is compliant with transverse forces and can therefore be deflected on a curved guide track.
  • this supply chain is guided in a guide tube which is arranged parallel to the barrel core axis of the weapon barrel and can be moved in the longitudinal direction.
  • the guide tube is designed such that it has a curved section at the rear end, by means of which the feed chain is deflected in the forward direction towards the weapon barrel, in such a way that its front end serves as a displacement element for the projectile to be attached.
  • Simple kinematic considerations show that if the guide tube is moved in the forward direction, but the feed chain is held against the feed tube, not only does the curved end portion of the guide tube move towards the rear of the projectile, but at the same time the end of the chain carrying the displacement element extends emerges from the curved end portion of the guide tube and moves towards the projectile at an additional speed. So there is a speed translation. This can be increased if the supply chain is not only held against the guide tube, but is given an additional movement in the opposite direction. A high speed ratio is thus possible, with the result that a very high attachment speed can be achieved with simple means and a low motor drive speed.
  • the weapon barrel 2 can be part of an artillery piece or also part of the heavy weapon of a main battle tank.
  • a charging shell 6 is arranged laterally via a holder 9 and with the interposition of a telescopic guide 7 movable in the transverse direction to the barrel core axis of the weapon barrel 2, into which, as shown in FIG. 3, a projectile 1 to be attached can be inserted.
  • the charging cradle 6 can then by means of drive means, not shown, or by hand from the rest position shown in Fig. 3 in the 4 in the attachment position are shifted, in which the charging cradle 6 is aligned with the cargo space of the weapon barrel 2.
  • the piecing device also has a displacement device which is arranged at the rear end via a holder 8 on the underside of the weapon barrel.
  • the displacement device has a guide tube 4 which runs parallel to the barrel core axis of the weapon barrel 2 and on which a rack 4.3 running in the longitudinal direction is arranged.
  • the guide tube 4 can be moved in its longitudinal direction by a drive unit 5.
  • the drive unit 5 has a drive motor 5.3, which drives a first pinion 5.1, which engages in the rack 4.3 of the guide tube 4.
  • the guide tube 4 has a curved end section 4.1 at its rear end. The curvature comprises an angle of 180 °, so that the rear end 4.2 of the guide tube 4 faces forward.
  • the guide tube 4 with the curved end section and the entire drive unit 5 is arranged in a rest position in the region below the weapon barrel 2 and can be pivoted upward through 45 ° about a longitudinal pivot axis, that, as shown in FIG. 4, the forward end 4.2 of the curved end section lies behind the charging cradle 6 brought into the attachment position such that the end 4.2 engages in a longitudinal slot 6.1 arranged laterally on the charging cradle 6.
  • a feed chain 3 is arranged in the guide tube 4 and is designed in a manner known per se as a spring-stiff chain. Engages in the feed chain 3 a second pinion 5.2, which is arranged on the drive unit 5 and is driven by the drive motor 5.3.
  • the guide tube 4 has a longitudinal slot, not shown.
  • the drive unit 5 with the two drive pinions 5.1 and 5.2 is designed so that the guide tube 4 and the feed chain 3 can be driven in the opposite direction.
  • the feeder chain 3 is guided through the curved end section 4.1 of the guide tube 4 in such a way that one end 3.1, which is designed as a displacement element, lies directly in front of the end 4.2 of the curved section 4.1.
  • the projectile 1 to be attached is initially in the charging cradle 6 moved into the attachment position in the position denoted by 1.1 in FIG. 1.
  • the guide tube 4 is brought into the pivoted-in position shown in FIG. 4, in which the displacement element 3.1 of the feed chain 3 engages at the rear end of the projectile 1.1.
  • the two drive pinions 5.1 and 5.2 are now given such a drive movement that the guide tube 4 is moved forward in the arrow direction V1 (to the left in FIG. 1), while the feeder chain 3 arranged in the guide tube 4 is moved in the arrow direction V2 (in Fig. 1 to the right) is moved.
  • the feed chain 3 is drawn back into the guide tube 4, which is then pivoted into the rest position shown in FIG. 3, while the charging cradle 6 is moved back into the rest position also shown in FIG. 3, so that the shot is then fired can and the return of the gun barrel 3 is not hindered by the components of the piecing.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Toys (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

An automatic rammer for artillery projectiles having a loading cradle (6) (which is arranged behind the weapon barrel (2) of the gun) and a displacement device for the projectile (1.1), which displacement device has a guide tube (4) which is arranged on the weapon barrel, parallel to the axis of the barrel bore, and on which a toothed rod (rack) (4.3) is arranged via which it can be displaced in the longitudinal direction (V1) by means of a first drive pinion (5.1). In the region behind the end of the weapon barrel, the guide tube (4) has a curved end section (4.1). This is curved forwards through a total of 180@ so that the end (4.2) of the end section (4.1) can pivot into the region immediately behind the loading cradle (6). A feed chain (3) is guided within the guide tube (4). This feed chain (3) is stiffly sprung and can be displaced in the guide tube (4) by means of a second drive pinion (5.2) in such a manner that its one end (3.1) moves out of the curved end section (4.2) of the guide tube (4), the front end (3.1) of the feed chain (3) being constructed as a displacement element. <IMAGE>

Description

Die Erfindung betrifft einen automatischen Ansetzer für Artilleriegeschosse mit den Merkmalen aus dem Oberbegriff des Patentanspruchs 1.The invention relates to an automatic rammer for artillery shells with the features from the preamble of claim 1.

Derartige automatische Ansetzer sind an sich bekannt.Such automatic piecers are known per se.

In dem Dokument US-A- 1 602 568 ist ein automatischer Ansetzer für Artilleriegeschosse mit den Merkmalen aus dem Oberbegriff des Patentanspruchs 1 beschrieben, bei dem die Verschiebevorrichtung eine endlos umlaufende, von einer Antriebsvorrichtung antreibbare Kette aufweist, an der das Verschiebungselement befestigt ist. Weiterhin ist in dem Dokument US-A- 4 640 182 eine Geschoßzuführungsvorrichtung beschrieben, bei dem die Geschosse aus einem Karussellmagazin mittels einer Verschiebevorrichtung zugeführt werden, die ein Verschiebungselement besitzt, das an zwei umlaufenden, parallel zueinander geführten Antriebsketten befestigt ist.Document US-A-1 602 568 describes an automatic rammer for artillery shells with the features from the preamble of patent claim 1, in which the displacement device has an endlessly rotating chain which can be driven by a drive device and to which the displacement element is fastened. Furthermore, document US-A-4 640 182 describes a projectile feed device in which the projectiles are fed from a carousel magazine by means of a displacement device which has a displacement element which is fastened to two rotating drive chains which are guided parallel to one another.

Der Erfindung liegt die Aufgabe zugrunde, einen automatischen Ansetzer dieser Bauart mit besonders einfachen konstruktiven Mitteln so zu gestalten, daß eine hohe Ansetzgeschwindigkeit erreicht werden kann.The invention has for its object to design an automatic piecer of this type with particularly simple constructive means so that a high piecing speed can be achieved.

Die Lösung dieser Aufgabe erfolgt erfindungsgemäß mit den Merkmalen aus dem kennzeichnenden Teil des Patentanspruchs 1. Vorteilhafte Weiterbildungen der Erfindung sind in den Unteransprüchen beschrieben.This object is achieved according to the invention with the features from the characterizing part of patent claim 1. Advantageous developments of the invention are described in the subclaims.

Der Grundgedanke der Erfindung besteht darin, die Verschiebevorrichtung für das Geschoß mit einer an sich bekannten federsteifen Zuführungskette auszuführen, also einer Kette, die sich gegenüber der Einwirkung von in Längsrichtung wirkenden stauchenden Kräften im wesentlichen wie ein starrer Körper verhält, während sie gegenüber Querkräften nachgiebig ist und daher auf einer gekrümmten Führungsbahn umgelenkt werden kann. Wie weiter unten anhand eines Ausführungsbeispiels näher erläutert, wird diese Zuführungskette in einem Führungsrohr geführt, das parallel zur Rohrseelenachse des Waffenrohrs angeordnet ist und in Längsrichtung bewegt werden kann. Das Führungsrohr ist so ausgestaltet, daß es am hinteren Ende einen gekrümmten Abschnitt aufweist, mittels dessen die Zuführungskette in die Vorwärtsrichtung zum Waffenrohr hin umgelenkt wird, und zwar derart, daß ihr vorderes Ende als Verschiebungselement für das anzusetzende Geschoß dient. Einfache kinematische Überlegungen zeigen, daß, wenn das Führungsrohr in Vorwärtsrichtung bewegt wird, die Zuführungskette aber gegenüber dem Zuführungsrohr festgehalten wird, sich nicht nur der gekrümmte Endabschnitt des Führungsrohres auf die Rückseite des Geschosses zu bewegt, sondern gleichzeitig das das Verschiebungselement tragende Ende der Kette aus dem gekrümmten Endabschnitt des Führungsrohres austritt und sich mit einer zusätzlichen Geschwindigkeit auf das Geschoß zu bewegt. Es findet also eine Geschwindigkeitsübersetzung statt. Diese kann noch vergrößert werden, wenn die Zuführungskette nicht nur gegenüber dem Führungsrohr festgehalten wird, sondern ihr eine zusätzliche Bewegung in entgegengesetzter Richtung erteilt wird. Es ist somit eine hohe Geschwindigkeitsübersetzung möglich, was zur Folge hat, daß mit einfachen Mitteln und geringer motorischer Antriebsgeschwindigkeit eine sehr hohe Ansetzgeschwindigkeit erreicht werden kann.The basic idea of the invention is to provide the displacement device for the projectile with one in itself Execute known spring-stiff supply chain, that is, a chain which behaves essentially like a rigid body with respect to the action of compressive forces acting in the longitudinal direction, while it is compliant with transverse forces and can therefore be deflected on a curved guide track. As explained in more detail below using an exemplary embodiment, this supply chain is guided in a guide tube which is arranged parallel to the barrel core axis of the weapon barrel and can be moved in the longitudinal direction. The guide tube is designed such that it has a curved section at the rear end, by means of which the feed chain is deflected in the forward direction towards the weapon barrel, in such a way that its front end serves as a displacement element for the projectile to be attached. Simple kinematic considerations show that if the guide tube is moved in the forward direction, but the feed chain is held against the feed tube, not only does the curved end portion of the guide tube move towards the rear of the projectile, but at the same time the end of the chain carrying the displacement element extends emerges from the curved end portion of the guide tube and moves towards the projectile at an additional speed. So there is a speed translation. This can be increased if the supply chain is not only held against the guide tube, but is given an additional movement in the opposite direction. A high speed ratio is thus possible, with the result that a very high attachment speed can be achieved with simple means and a low motor drive speed.

Im folgenden wird anhand der beigefügten Zeichnungen ein Ausführungsbeispiel für einen automatischen Ansetzer nach der Erfindung näher erläutert.In the following an embodiment for an automatic piecing machine according to the invention is explained in more detail with reference to the accompanying drawings.

In den Zeichnungen zeigen :

Fig. 1
einen stark schematisierten Längsschnitt durch das hintere Ende des Waffenrohres eines Geschützes mit einem automatischen Ansetzer in einer Position unmittelbar vor dem Ansetzvorgang;
Fig. 2
in einer Darstellung analog Fig. 1 den Ansetzer unmittelbar nach dem Ansetzvorgang;
Fig. 3
in einer Ansicht von hinten das Waffenrohr mit Ansetzer nach den Fig. 1 und 2 im Ruhezustand;
Fig. 4
in einer Ansicht analog Fig. 3 das Waffenrohr mit Ansetzer im Zustand entsprechend Fig. 1.
The drawings show:
Fig. 1
a highly schematic longitudinal section through the rear end of the gun barrel of a gun with an automatic piecer in a position immediately before the piecing process;
Fig. 2
in a representation analogous to FIG. 1, the piecer immediately after the piecing process;
Fig. 3
in a view from behind the gun barrel with piecing according to Figures 1 and 2 at rest;
Fig. 4
in a view analogous to FIG. 3, the weapon barrel with piecing in the state corresponding to FIG. 1.

In den Zeichnungen sind nur die für den eigentlichen Ansetzvorgang wesentlichsten Teile des Waffenrohres und des Ansetzers dargestellt.In the drawings, only the parts of the gun barrel and the attachment that are essential for the actual attachment process are shown.

Das Waffenrohr 2 kann Teil eines Artilleriegeschützes oder auch Teil der schweren Waffe eines Kampfpanzers sein. Am hinteren Ende des Waffenrohres 2 ist seitlich über eine Halterung 9 und unter Zwischenschaltung einer in Querrichtung zur Rohrseelenachse des Waffenrohres 2 bewegbaren Teleskopführung 7 eine Ladeschale 6 angeordnet, in welche, wie aus Fig. 3 ersichtlich, ein anzusetzendes Geschoß 1 einlegbar ist. Die Ladeschale 6 kann dann mittels nicht dargestellter Antriebsmittel oder von Hand aus der in Fig. 3 dargestellten Ruheposition in die in Fig. 4 dargestellte Ansetzposition verschoben werden, in der die Ladeschale 6 fluchtend zum Ladungsraum des Waffenrohres 2 liegt.The weapon barrel 2 can be part of an artillery piece or also part of the heavy weapon of a main battle tank. At the rear end of the weapon barrel 2, a charging shell 6 is arranged laterally via a holder 9 and with the interposition of a telescopic guide 7 movable in the transverse direction to the barrel core axis of the weapon barrel 2, into which, as shown in FIG. 3, a projectile 1 to be attached can be inserted. The charging cradle 6 can then by means of drive means, not shown, or by hand from the rest position shown in Fig. 3 in the 4 in the attachment position are shifted, in which the charging cradle 6 is aligned with the cargo space of the weapon barrel 2.

Der Ansetzer weist weiterhin eine Verschiebevorrichtung auf, die über eine Halterung 8 an der Unterseite des Waffenrohres am hinteren Ende angeordnet ist. Die Verschiebevorrichtung besitzt ein Führungsrohr 4, das parallel zur Rohrseelenachse des Waffenrohres 2 verläuft und an dem eine in Längsrichtung verlaufende Zahnstange 4.3 angeordnet ist. Das Führungsrohr 4 ist von einer Antriebseinheit 5 aus in seiner Längsrichtung bewegbar. Die Antriebseinheit 5 besitzt einen Antriebsmotor 5.3, der ein erstes Ritzel 5.1 antreibt, welches in die Zahnstange 4.3 des Führungsrohres 4 eingreift. Wie aus Fig. 1 und 2 zu ersehen, besitzt das Führungsrohr 4 an seinem hinteren Ende einen gekrümmten Endabschnitt 4.1. Die Krümmung umfaßt einen Winkel von 180°, so daß das hintere Ende 4.2 des Führungsrohres 4 nach vorne weist. Wie aus Fig. 3 und 4 zu entnehmen, ist das Führungsrohr 4 mit dem gekrümmten Endabschnitt und der gesamten Antriebseinheit 5 in einer Ruheposition im Bereich unterhalb des Waffenrohres 2 angeordnet und kann um eine in Längsrichtung verlaufende Schwenkachse derart um 45° nach oben geschwenkt werden, daß, wie in Fig. 4 dargestellt, das nach vorne weisende Ende 4.2 des gekrümmten Endabschnittes hinter der in die Ansetzposition gebrachten Ladeschale 6 derart liegt, daß das Ende 4.2 in einen seitlich an der Ladeschale 6 angeordneten Längsschlitz 6.1 eingreift.The piecing device also has a displacement device which is arranged at the rear end via a holder 8 on the underside of the weapon barrel. The displacement device has a guide tube 4 which runs parallel to the barrel core axis of the weapon barrel 2 and on which a rack 4.3 running in the longitudinal direction is arranged. The guide tube 4 can be moved in its longitudinal direction by a drive unit 5. The drive unit 5 has a drive motor 5.3, which drives a first pinion 5.1, which engages in the rack 4.3 of the guide tube 4. As can be seen from FIGS. 1 and 2, the guide tube 4 has a curved end section 4.1 at its rear end. The curvature comprises an angle of 180 °, so that the rear end 4.2 of the guide tube 4 faces forward. 3 and 4, the guide tube 4 with the curved end section and the entire drive unit 5 is arranged in a rest position in the region below the weapon barrel 2 and can be pivoted upward through 45 ° about a longitudinal pivot axis, that, as shown in FIG. 4, the forward end 4.2 of the curved end section lies behind the charging cradle 6 brought into the attachment position such that the end 4.2 engages in a longitudinal slot 6.1 arranged laterally on the charging cradle 6.

Im Führungsrohr 4 ist eine Zuführerkette 3 angeordnet, die in an sich bekannter Weise als federsteife Kette ausgebildet ist. In die Zuführerkette 3 greift ein zweites Ritzel 5.2 ein, das an der Antriebseinheit 5 angeordnet ist und vom Antriebsmotor 5.3 aus angetrieben wird. Das Führungsrohr 4 weist zu diesem Zweck einen nicht dargestellten Längsschlitz auf. Die Antriebseinheit 5 mit den beiden Antriebsritzeln 5.1 und 5.2 ist so ausgelegt, daß das Führungsrohr 4 und die Zuführerkette 3 in entgegengesetzter Richtung angetrieben werden können. Die Zuführerkette 3 ist durch den gekrümmten Endabschnitt 4.1 des Führungsrohres 4 derart geführt, daß ihr eines Ende 3.1, das als Verschiebeelement ausgebildet ist, unmittelbar vor dem Ende 4.2 des gekrümmten Abschnittes 4.1 liegt.A feed chain 3 is arranged in the guide tube 4 and is designed in a manner known per se as a spring-stiff chain. Engages in the feed chain 3 a second pinion 5.2, which is arranged on the drive unit 5 and is driven by the drive motor 5.3. For this purpose, the guide tube 4 has a longitudinal slot, not shown. The drive unit 5 with the two drive pinions 5.1 and 5.2 is designed so that the guide tube 4 and the feed chain 3 can be driven in the opposite direction. The feeder chain 3 is guided through the curved end section 4.1 of the guide tube 4 in such a way that one end 3.1, which is designed as a displacement element, lies directly in front of the end 4.2 of the curved section 4.1.

Der Ansetzvorgang verläuft dann folgendermaßen:The attachment process then proceeds as follows:

Das anzusetzende Geschoß 1 liegt zunächst in der in die Ansetzposition bewegten Ladeschale 6 in der in Fig. 1 mit 1.1 bezeichneten Stellung. Das Führungsrohr 4 wird in die in Fig. 4 dargestellte eingeschwenkte Position gebracht, in welcher das Verschiebungselement 3.1 der Zuführerkette 3 am hinteren Ende des Geschosses 1.1 angreift. Vom Antriebsmotor 5.3 aus wird nun den beiden Antriebsritzeln 5.1 und 5.2 eine solche Antriebsbewegung erteilt, daß das Führungsrohr 4 in Pfeilrichtung V1 nach vorne (in Fig. 1 nach links) verschoben wird, während die im Führungsrohr 4 angeordnete Zuführerkette 3 in Pfeilrichtung V2 (in Fig. 1 nach rechts) verschoben wird. Dies hat zur Folge, daß sich die Führungskette 3 mit einer gegenüber der Geschwindigkeit V1 übersetzten Geschwindigkeit aus dem Ende 4.2 des gekrümmten Endabschnitts 4.1 des Führungsrohres 4 herausbewegt, so daß das Geschoß aus der in Fig. 1 mit 1.1 bezeichnete Stellung in die in Fig. 2 dargestellte mit 1.3 bezeichnete angesetzte Endstellung bewegt.The projectile 1 to be attached is initially in the charging cradle 6 moved into the attachment position in the position denoted by 1.1 in FIG. 1. The guide tube 4 is brought into the pivoted-in position shown in FIG. 4, in which the displacement element 3.1 of the feed chain 3 engages at the rear end of the projectile 1.1. From the drive motor 5.3, the two drive pinions 5.1 and 5.2 are now given such a drive movement that the guide tube 4 is moved forward in the arrow direction V1 (to the left in FIG. 1), while the feeder chain 3 arranged in the guide tube 4 is moved in the arrow direction V2 (in Fig. 1 to the right) is moved. The result of this is that the guide chain 3 moves out of the end 4.2 of the curved end section 4.1 of the guide tube 4 at a speed which is translated in relation to the speed V1, so that the projectile moves from the position designated by 1.1 in FIG. 1 to the position shown in FIG. 2 shown attached end position marked 1.3 moves.

Infolge der besonderen kinematischen Bedingungen wird eine Übersetzung der Ansetzgeschwindigkeit erreicht derart, daß die Geschwindigkeit, mit der das Geschoß aus der Lage 1.1 in die Lage 1.3 durch das Verschiebungselement 3.1 befördert wird, den Wert 3 x V1 erreicht, wenn V1 = V2 gewählt wird. Dies bedeutet, daß gegenüber einem direkt auf das Verschiebungselement 3.1 wirkenden Antriebsvorrichtung nur ein Drittel der ansonsten notwendigen Antriebsgeschwindigkeit benötigt.As a result of the special kinematic conditions, a translation of the attachment speed is achieved in such a way that the speed at which the projectile is moved from position 1.1 to position 1.3 through displacement element 3.1 reaches the value 3 x V1 if V1 = V2 is selected. This means that compared to a drive device acting directly on the displacement element 3.1, only a third of the drive speed otherwise required is required.

Nach dem Ansetzen wird die Zuführerkette 3 wieder in das Führungsrohr 4 eingezogen, das dann in die in Fig. 3 dargestellte Ruhestellung geschwenkt wird, während die Ladeschale 6 in die ebenfalls in Fig. 3 dargestellte Ruheposition zurückbewegt wird, so daß dann der Schuß abgegeben werden kann und der Rücklauf des Waffenrohres 3 durch die Bauteile des Ansetzers nicht behindert wird.After attachment, the feed chain 3 is drawn back into the guide tube 4, which is then pivoted into the rest position shown in FIG. 3, while the charging cradle 6 is moved back into the rest position also shown in FIG. 3, so that the shot is then fired can and the return of the gun barrel 3 is not hindered by the components of the piecing.

Claims (6)

  1. An automatic rammer for artillery projectiles with a loading dish (6) arranged behind the gun barrel (2) of the gun, in which loading dish a projectile can be laid and which is aligned in the ramming position with the loading chamber of the gun barrel (2) and after the ramming procedure can be moved into an inoperative position where is does not impede the gun barrel return motion, and with a displacement device, which is driven by a motor and comprises a displacement element which acts upon the rear side of the projectile and is displaceable parallel to the gun bore axis, characterised in that the displacement device comprises a guide tube (4) which is arranged on the outside of the gun barrel (2) in the rear region thereof, extends parallel to the gun bore axis and is pivotable about an axis extending in the longitudinal direction, on which guide tube (4) a rack (4.3) is arranged, via which the guide tube is displaceable by means of a first drive pinion (5.1) parallel to its longitudinal axis and the rear end section (4.1) of the guide tube lying in the region behind the gun barrel end having a forward curvature extending through a total of 180°, the radius of curvature being selected in such a manner that the curved end section (4.2) of the guide tube (4) can be pivoted inwards into the region directly behind the loading dish (6) and a supply chain (3), which is non-resilient to longitudinal forces, is guided within the guide tube (4) and is displaceable by means of a second drive pinion (5.2) within the guide tube (4) in such a manner that one of its ends emerges from the curved end section (4.2) of the guide tube (4), the said front end (3.1) of the supply chain (3) being constructed as a displacement element, and the drive movement of the two drive pinions (5.1, 5.2) is controlled in such a manner that, for the ramming procedure, the guide tube (4) is displaced forwards and the supply chain (3) is imparted with a displacement movement in the opposite direction to the guide tube (4), the velocity of said opposite movement being at least equal to the velocity of the displacement of the guide tube.
  2. A rammer according to claim 1, characterised in that the first and second drive pinions (5.1, 5.2) are driven by the same drive motor (5.3) and are arranged directly adjacent one another at the gun barrel end, the second drive pinion (5.2) engaging through a longitudinal slot provided in the guide tube (4).
  3. A rammer according to one of claims 1 or 2, characterised in that the guide tube (4) together with the drive motor (5.3) and the two drive pinions (5.1, 5.2) are constructed as a structural unit pivotable about an axis extending in the longitudinal direction.
  4. A rammer according to claim 3, characterised in that in an inoperative position the curved end section (4.1-4.2) of the guide tube (4) lies beneath the gun barrel end and can be pivoted inwards from this inoperative position through approximately 45° into the ramming position.
  5. A rammer according to one of claims 1 to 4, characterised in that the loading dish (6) comprises a longitudinal slot (6.1), through which the curved end section (4.2) of the guide tube (4) is guided during the displacement of the guide tube (4) when the loading dish (6) is in the ramming position and when the guide tube (4) has been pivoted inwards into the ramming position.
  6. A rammer according to one of claims 1 to 5, characterised in that the loading dish (6) is arranged on a telescopic guide (7), by means of which the loading dish is displaceable from an inoperative position in the region beyond the gun barrel return motion into the ramming position.
EP94106530A 1993-05-27 1994-04-27 Automatic rammer for artillery projectiles Expired - Lifetime EP0627608B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4317639A DE4317639A1 (en) 1993-05-27 1993-05-27 Automatic piecer for artillery shells
DE4317639 1993-05-27

Publications (2)

Publication Number Publication Date
EP0627608A1 EP0627608A1 (en) 1994-12-07
EP0627608B1 true EP0627608B1 (en) 1996-01-17

Family

ID=6489039

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94106530A Expired - Lifetime EP0627608B1 (en) 1993-05-27 1994-04-27 Automatic rammer for artillery projectiles

Country Status (4)

Country Link
EP (1) EP0627608B1 (en)
AT (1) ATE133250T1 (en)
DE (2) DE4317639A1 (en)
NO (1) NO301502B1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009050827A1 (en) 2009-10-27 2011-04-28 Krauss-Maffei Wegmann Gmbh & Co. Kg Bulldozer and weapon
DE102015202553A1 (en) * 2015-02-12 2016-08-18 Thyssenkrupp Ag Device for transporting and storing a weapon

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR372887A (en) * 1906-03-03 1907-04-20 Etienne Charles Louis Marzari Projectile delivery system for large caliber artillery pieces
US1438670A (en) * 1920-05-22 1922-12-12 Edward K Standish Device for loading projectiles into cannon
DE111208C (en) * 1923-11-13
US1602568A (en) * 1924-07-21 1926-10-12 Thomas A Conlon Mechanical loader for cannon
FR1015102A (en) * 1938-03-28 1952-08-27 Schneider & Cie Automatic device for loading large caliber guns
NO115616B (en) * 1963-11-28 1968-10-28 Bofors Ab
US4640182A (en) * 1983-11-04 1987-02-03 Ares, Inc. Shell feeding apparatus for guns
JPH0726798B2 (en) * 1990-07-26 1995-03-29 株式会社日本製鋼所 Push-out type loading mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009050827A1 (en) 2009-10-27 2011-04-28 Krauss-Maffei Wegmann Gmbh & Co. Kg Bulldozer and weapon
WO2011050797A1 (en) 2009-10-27 2011-05-05 Krauss-Maffei Wegmann Gmbh & Co. Kg Projectile rammer and weapon
DE102015202553A1 (en) * 2015-02-12 2016-08-18 Thyssenkrupp Ag Device for transporting and storing a weapon

Also Published As

Publication number Publication date
EP0627608A1 (en) 1994-12-07
NO301502B1 (en) 1997-11-03
DE59400087D1 (en) 1996-02-29
NO941940L (en) 1994-11-28
DE4317639A1 (en) 1994-12-01
ATE133250T1 (en) 1996-02-15
NO941940D0 (en) 1994-05-25

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