EP3489129B1 - Procédé de fabrication d'un safran ou d'un segment de safran, safran et segment de safran - Google Patents

Procédé de fabrication d'un safran ou d'un segment de safran, safran et segment de safran Download PDF

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Publication number
EP3489129B1
EP3489129B1 EP17204185.7A EP17204185A EP3489129B1 EP 3489129 B1 EP3489129 B1 EP 3489129B1 EP 17204185 A EP17204185 A EP 17204185A EP 3489129 B1 EP3489129 B1 EP 3489129B1
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EP
European Patent Office
Prior art keywords
panel
rudder blade
reinforcing bodies
bodies
panel plate
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.)
Active
Application number
EP17204185.7A
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German (de)
English (en)
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EP3489129A1 (fr
Inventor
Herbert Blümel
Mathias Kluge
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Becker Marine Systems GmbH and Co KG
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Becker Marine Systems GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Becker Marine Systems GmbH and Co KG filed Critical Becker Marine Systems GmbH and Co KG
Priority to EP17204185.7A priority Critical patent/EP3489129B1/fr
Priority to PL17204185T priority patent/PL3489129T3/pl
Priority to ES17204185T priority patent/ES2822167T3/es
Publication of EP3489129A1 publication Critical patent/EP3489129A1/fr
Application granted granted Critical
Publication of EP3489129B1 publication Critical patent/EP3489129B1/fr
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Anticipated expiration legal-status Critical

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/06—Steering by rudders
    • B63H25/38—Rudders

Definitions

  • the present invention relates to a method for producing a rudder blade segment, namely a rear rudder blade section comprising a trailing edge or a rear section of a rudder fin.
  • the present invention also relates to such a rudder blade segment and to a rudder blade with such a rudder blade segment.
  • a rudder for a watercraft comprises a rudder blade which is rotatably mounted on the hull by means of a rudder shaft.
  • Rudder blades in particular for semi-floating rudders or full floating rudders for watercraft, such as container ships, oil tankers, trawlers, tugs, ferries or passenger ships, have a high overall weight. On large ships such as container ships or oil tankers, the total weight of the rudder can be well over 100 tons. Even with smaller ships such as trawlers, tugs or ferries, a weight in the double-digit ton range can be achieved.
  • Rudder blades or rudder blade segments are produced in a known manner by welding a cladding or outer wall to an inner skeleton or frame structure.
  • Rudder blade segments of a rudder blade can, for example, be a main body of the rudder blade, which in particular has a rudder blade hub for connection to a rudder shaft, a front rudder blade section comprising a leading edge of the rudder blade, a rear rudder blade section comprising a trailing edge of the rudder blade or a rudder fin that can be attached to a rudder blade at the end.
  • the front rudder blade section is forward with respect to a forward travel direction of the ship
  • the rear rudder blade section or the rudder fin is on the hull arranged state of the rudder blade with respect to the forward direction of travel of the ship arranged behind.
  • a fin rudder for ships is known to the applicant, with a rudder blade and a fin pivotably mounted in the trailing edge area of the rudder blade, the rudder blade and / or the fin at least one essentially parallel to the rudder axis of rotation and essentially over the entire height of the rudder blade or the rudder fin having extending carrier, which is designed for fastening the side walls of the rudder blade and / or the fin, and wherein the at least one carrier is designed as a profile steel.
  • the GB 560,922 A discloses a method for producing a rudder blade, wherein in a first method step a skeleton structure is produced from ribs, top and bottom plate and connecting elements and wherein in a second step outer walls are connected to the skeleton structure.
  • the present invention is based on the object of providing a method for producing a rudder blade segment, namely a rear rudder blade section comprising a trailing edge or a rear section of a rudder fin, which can be carried out easily, inexpensively and automatically, and with which the total weight of a rudder blade or a Rudder blade segment can be lowered compared to rudder blades or rudder blade segments known from the prior art.
  • a further object of the invention is to provide a rudder blade segment, namely a rear rudder blade section comprising a trailing edge or a rear section of a rudder fin, and a rudder blade with which the aforementioned advantages are achieved.
  • a method for producing a rudder blade segment namely a rear rudder blade section comprising a trailing edge or a rear section of a rudder fin, is proposed according to claim 1.
  • the method for producing a rear rudder blade section comprising a trailing edge or a rear section of a rudder fin enables such rudder blade segments to be produced in an automated or highly automated manner, whereby the manufacturing effort and the production costs for the rudder blade or the rudder blade segment are reduced.
  • the steps known from the prior art of producing a skeleton or frame structure and welding a planking or outer wall to the skeleton or frame structure are omitted.
  • the panels produced during the implementation of the method can be produced on a highly automated panel production line. The production of panels on an automated panel production line is particularly cost-effective.
  • the first panel plate and the second panel plate form an outer wall or an outer wall of the rudder blade segment to be produced, with a gap between the first panel and the second panel due to the, preferably opposite, arrangement of the first panel and the second panel is formed.
  • this intermediate space corresponds to an interior space of the rudder blade segment.
  • the first panel and the second panel are to be aligned in such a way that the first number of reinforcement bodies and the second number of reinforcement bodies are directed into the space or are arranged between the first panel plate and the second panel plate, so that the reinforcement bodies are located in the interior of the rudder blade segment to be produced .
  • the reinforcement bodies in the rudder blade segment to be produced according to the method can preferably take on the function of a frame structure made up of longitudinal and / or transverse ribs.
  • the reinforcement bodies serve to strengthen or increase the stability or strength of the rudder blade segment.
  • the first number of reinforcement bodies is arranged on a first side of the first panel plate.
  • the second side of the first panel plate opposite the first side corresponds to the outside of the rudder blade segment in the rudder blade segment to be produced.
  • a side opposite a first side of the second panel plate corresponds to the outside of the rudder blade segment to be produced.
  • the first panel plate and / or the second panel plate is made from a flat, flat material section and, for example, comprises a metal and / or a steel and / or a composite material and / or a carbon fiber material or consists of one of the aforementioned materials .
  • the first panel plate and / or the second panel plate can be a metal plate and / or a steel plate and / or a composite material plate and / or a carbon fiber plate.
  • the rudder blade segment to be produced is a rear rudder blade section or a rear section of a rudder fin.
  • the rear rudder blade section comprises in particular the trailing edge of the rudder blade.
  • the rudder fin can be an articulated or articulated rudder fin.
  • the rudder blade segment can be a main body of a rudder blade, the main body having a receiving space comprises in which a rudder blade hub for connecting the rudder blade to a rudder post can or is arranged.
  • the rudder blade segment it is also possible for the rudder blade segment to be a front rudder blade section of a rudder blade, the front rudder blade section comprising a leading edge of the rudder blade.
  • the rudder blade segment that can be produced using the method is a rear rudder blade section of a rudder blade or a rear section of a rudder fin.
  • the outer wall, or outer wall or planking of the rear rudder blade section of a rudder blade or a rear section of a rudder fin has essentially non-curved or flat surfaces, which extend on both sides of a center plane of the rudder blade or the rudder fin that extends vertically when arranged on the ship. Due to the particularly cost-effective production of flat panel plates and panels, a particularly cost-effective production of the rear rudder blade section or the rear section of the rudder fin of a rudder blade is accordingly made possible.
  • the panel plates can also be curved or bent plates.
  • the first panel and the second panel are connected to one another by a welding process, preferably by an automated welding process, by a robot welding process, by an arc welding process or by a laser welding process.
  • a manual welding process can also be used.
  • the first panel and the second panel are arranged in an approximately V-shape to one another and along a line of contact or connecting line running in the tip of the V and preferably approximately parallel to the reinforcing bodies welded together.
  • the weld seam formed in the tip of the V formed by the first panel and the second panel runs in the Essentially along the trailing edge of the rear rudder blade segment or the rear section of the rudder fin.
  • the reinforcement bodies are ribs and / or plates and / or ribs, in particular transverse and / or longitudinal ribs and / or sections of ribs, in particular sections of transverse and / or longitudinal ribs.
  • the longitudinal ribs are aligned horizontally, while the transverse ribs are aligned vertically and essentially orthogonally to the longitudinal ribs.
  • the reinforcement bodies are preferably designed essentially as elongated cuboids. In this case, however, the reinforcement bodies can have material reinforcements in some areas.
  • the identical design of the reinforcement bodies favors automation of the manufacturing process.
  • the rudder blade segment to be produced is a rear rudder blade section or a rear section of a rudder fin, therefore the approximately V-shaped arrangement of the first panel and the second panel means that with identically designed reinforcement bodies, which in particular have the same height, width and length, the Distance between the areas facing the interior of approximately opposite reinforcement bodies of the first panel and the second panel in the direction of the tip of the V, or in the direction of the weld seam of the first panel and the second panel to be produced along the contact line or connecting line. In the opposite direction, pointing away from the contact or connecting line of the first panel and the second panel, the distance between the areas of approximately opposite reinforcement bodies facing the interior increases.
  • the reinforcing body touch of the first number of reinforcement bodies, the reinforcement bodies of the second number of reinforcement bodies are not, or the reinforcement bodies of the first number of reinforcement bodies in the rudder blade segment to be produced are arranged at a distance from the reinforcement bodies of the second number of reinforcement bodies.
  • the reinforcing bodies of the first number of reinforcing bodies are arranged at a distance from the reinforcing bodies of the second number of reinforcing bodies.
  • first number of reinforcement bodies and / or the second number of reinforcement bodies are fastened in a welding process, in particular in an automated welding process, in a robot welding process, in an arc welding process or in a laser welding process.
  • a manual welding process can also be used.
  • the reinforcement bodies of the first number of reinforcement bodies and / or the reinforcement bodies of the second number of reinforcement bodies are arranged parallel to one another on the first panel plate and / or the second panel plate.
  • the reinforcement bodies are designed as ribs, plates or ribs, or or parts of ribs, they have an essentially elongated, preferably cuboid, configuration. With regard to the direction of their greatest extent, the reinforcing bodies are then arranged in parallel on the respective panel plate and attached to it.
  • the length of the reinforcement bodies corresponds to the length of the respective panel plate from a first end side to a second end side of the panel plate.
  • the reinforcing bodies are thus arranged on the first panel plate or the second panel plate in such a way that they run over the entire length of the first or second panel plate.
  • one, more or all of the reinforcement bodies can also be formed from partial reinforcement bodies which are arranged in a row along their longest direction of extent on the first and / or second panel plate.
  • the partial reinforcement bodies are then shorter than the length of the respective panel plate.
  • the partial reinforcement bodies are connected to one another, for example by welding, or are not connected to one another.
  • one or more of the reinforcement bodies of the first and / or the second number of reinforcement bodies can have recesses, in particular U-shaped recesses, on one side, in particular on the side facing away from the panel plate when it is arranged on the panel plate. In the rudder blade segment to be produced, this side is directed into the interior of the rudder blade segment.
  • one or more of the reinforcement bodies of the first and / or the second number of reinforcement bodies in particular the reinforcement body or bodies with a, preferably U-shaped, recess have a greater width and / or height than the rest of the reinforcement bodies.
  • the height preferably corresponds to the extension of the reinforcement bodies perpendicular to the panel plate.
  • the width of the reinforcement bodies is measured perpendicular to the height and the length which corresponds to the longest extension of the reinforcement bodies.
  • Reinforcing bodies designed in this way are designed as connecting bodies.
  • the reinforcement bodies designed as connecting bodies have a width and / or height so that the connecting bodies arranged on the first panel plate touch the connecting bodies arranged on the second panel plate with their areas facing the interior of the rudder blade segment to be produced.
  • the connecting bodies can then preferably be welded along the line of contact, so that the connected, in particular welded, connecting bodies are arranged to run continuously from the inside of the first panel to the inside of the second panel.
  • the connected connecting bodies can form a transverse rib of the rudder blade or the rudder blade segment.
  • An angle between the inside of the panel plate and the first number of reinforcing bodies arranged on the inside of the panel plate is preferably a right angle.
  • the angle can also be between 75 ° and 105 °, preferably between 85 ° and 95 °.
  • the angle between the inside of the panel plate and the reinforcement body arranged as a connecting body on the inside of the panel plate is preferably selected so that the connecting bodies of the first panel and the second panel connected to one another in the rudder blade segment to be produced form a flat connecting body, which is particularly perpendicular to the center plane of the rudder blade segment.
  • the reinforcement bodies of the first number of reinforcement bodies and / or the second number of reinforcement bodies have the same width and / or the same height and / or the same length, and / or that the reinforcement bodies are straight and / or curved and / or or curved.
  • a curved or curved design of the reinforcement body can be advantageous if the panel plate is curved or bent according to its position in the rudder blade segment to be produced.
  • a portion or all of the first number of reinforcement bodies are arranged on the first panel plate and / or a portion or all of the second number of reinforcement bodies on the second panel plate in such a way that when arranging and connecting the first panel and the second Panels for producing the rudder blade segment, the portion or all of the first number of reinforcement bodies, in particular with respect to a transverse direction to the longitudinal direction of the reinforcement bodies, are arranged offset to the portion or to all of the second number of reinforcement bodies.
  • the rudder blade segment to be produced is a rear rudder blade section of a rudder blade or a rear section of a rudder fin, therefore a staggered arrangement of a portion or all of the first number of reinforcing bodies is to one Proportion or all of the second number of reinforcing bodies advantageous.
  • the distance between the first panel and the second panel is extremely small, so that if the reinforcement bodies are not staggered, there is a risk that the reinforcement bodies will touch in the interior of the rudder blade segment and that the panels will not become a rear rudder blade section Rudder blade or can be connected to a rear section of a rudder fin.
  • some or all of the reinforcement bodies of the first number of reinforcement bodies and / or the second number of reinforcement bodies are arranged offset in such a way that they are directed towards one another in the manner of the teeth of a zipper. This means that a reinforcement body of the first panel plate is aligned in a line continued in the direction of the interior of the rudder blade segment with a space between two reinforcement bodies of the second number of reinforcement bodies on the second panel plate.
  • first panel and / or the second panel is composed of partial panels.
  • the sub-panels can be manufactured in the same way as the panels.
  • the sub-panels are preferably assembled to form the first panel and / or the second panel before the first panel and the second panel are arranged.
  • the sub-panels can be connected to one another, in particular welded.
  • the panels are produced, which are then arranged in such a way that the first panel plate and the second panel plate form an outer wall of the rudder blade segment to be produced and that the first number of stiffening bodies and the second number of stiffening bodies are directed into an interior space of the rudder blade segment to be produced are .
  • the sub-panels preferably themselves have a panel plate and reinforcement body.
  • one or more reinforcing bodies designed as connecting bodies which have a greater height and / or width than the other reinforcing bodies, and which are brought into contact with a connecting body of the second panel each in the rudder to be produced and are welded to form a transverse rib, this can Connecting body can be arranged and fastened or welded on the connecting line of the sub-panels.
  • Frame elements preferably sections of longitudinal frames, are arranged on the first panel plate and the second panel plate, the frame elements being aligned orthogonally to the reinforcement bodies.
  • the frame elements in the rudder blade segment to be produced preferably run in the direction from the leading edge to the trailing edge. When the rudder blade or the rudder blade segment is arranged on the ship, the frame elements run approximately horizontally or horizontally.
  • the frame elements can preferably correspond to longitudinal frames, the respective frame elements of the first panel corresponding to one half of a longitudinal frame to be formed and the frame elements of the second panel corresponding to a second half of the longitudinal frame to be formed.
  • One frame element of the first panel is assigned to one frame element of the second panel.
  • the frame elements assigned to one another are arranged next to one another and connected to one another by means of welding along a weld seam running centrally in the center plane of the rudder blade segment to be produced.
  • longitudinal ribs of the rudder blade or rudder blade segment are preferably formed by the respective opposing frame elements of the first panel and the second panel.
  • the reinforcing bodies When the rudder blade or rudder blade segment is arranged on the ship, the reinforcing bodies preferably run approximately vertically from an upper side to a lower side of the rudder blade segment.
  • the orthogonal arrangement of frame elements and reinforcement bodies creates a frame reinforcement body structure that is easy to produce and ensures sufficient stability and strength of the rudder blade segment.
  • the known ones are omitted Method necessary steps of providing a skeleton structure and attaching a planking or an outer wall.
  • the frame elements can preferably have, in particular U-shaped, recesses on a side facing away from the panel plate when the panels are arranged on the panel plate, which, when the panels are arranged on one another, become one, preferably circular or oval, with the recess of the respective opposite associated frame element of the other panel , be connected over the entire circumference of the limited opening.
  • the cutouts save material in the rudder blade segment to be produced while at the same time maintaining the necessary strength or stability.
  • the frame elements are attached to the first panel plate and / or the second panel plate and / or the first number of reinforcement bodies and / or the second number of reinforcement bodies, preferably with a welding process, in particular a robot welding process, further in particular with a laser welding process .
  • a frame element of the first panel and a frame element of the second panel are joined and connected to form a frame, preferably a longitudinal frame, of the rudder blade segment.
  • the frame elements have an essentially triangular shape in a plan view.
  • Deviations from the essentially triangular shape can be given, for example, by preferably U-shaped recesses arranged on one side of the frame elements.
  • the approximately triangular shape is particularly advantageous for producing a rear rudder blade section or a rear section a rudder fin.
  • the frame elements have the shape of an acute-angled triangle, the tip of the frame element with the smallest interior angle being arranged in the area of the trailing edge to be formed.
  • the framing elements tapering towards the end strip form a longitudinal rib, which is essentially V-shaped in the area of the end strip, from the respective opposing framing elements of the first panel and the second panel that are to be connected to one another which, in the interior of the rudder blade segment to be produced, corresponds to the course of the panel plates forming the outer wall of the rudder blade segment, which tapers towards the trailing edge.
  • the frame elements have a cutout at a tip, the cutout preferably being approximately J-shaped.
  • the recess is preferably located at the tip with the smallest interior angle of the essentially triangular frame elements.
  • the J-shaped recess can reduce the weight of the frame elements and thus also of the rudder blade segment.
  • the frame elements that are opposite due to the arrangement of the panels are connected along a weld seam by welding so that the, preferably J-shaped, recesses of the opposite frame elements of the first panel and the second panel together form a U-shape Form recess.
  • the preferably formed U-shaped recesses offer the advantage that a simple connection of the first panel and the second panel is made possible in the area of the end strip.
  • the rudder blade segment to be produced is a rear rudder blade section or a rear section of a rudder fin, so the first and second panels, which are arranged in an approximately V-shape, run towards each other at an acute angle in the direction of the trailing edge to be formed.
  • the weld seam from the side of the first panel and the interior of the rudder blade segment to be produced which is formed in the second panel.
  • the area available for welding in the interior of the rudder to be produced is tightly dimensioned.
  • the U-shaped recesses it is possible for a worker to enter the interior space formed by the two panels and to set a weld seam to connect the first panel to the second panel in the area of the end strip to be formed. This easy accessibility is ensured in particular by the U-shaped recess.
  • the panel comprises a panel plate and reinforcement bodies arranged on the panel plate, which are preferably designed in the form of ribs, plates or frames, in particular transverse ribs and / or parts of ribs, in particular parts of transverse ribs.
  • the panel can consist of partial panels.
  • the panel plate of the panel can consist of partial panel plates.
  • a further solution to the problem on which the invention is based lies in the provision of a rudder blade segment, namely a rear rudder blade section comprising a trailing edge or a rear section of a rudder fin, which can be produced or produced using a method according to claim 1.
  • one reinforcement body of the first number of reinforcement bodies is arranged at a distance from a reinforcement body of the second number of reinforcement bodies arranged essentially opposite one another.
  • first number of reinforcement bodies is arranged on the first panel plate, in particular with respect to a transverse direction to the longitudinal direction of the reinforcement bodies, offset to the portion or to all of the second number of reinforcement bodies.
  • Another solution to the problem on which the invention is based is to provide a rudder blade comprising a previously described rudder blade segment. Furthermore, a rudder blade that can be produced using a method according to claim 1 is proposed.
  • the Fig. 1 and 2 show a rudder blade 100 which can be produced using a method for producing a rudder blade or a rudder blade segment.
  • the rudder blade 100 includes rudder blade segments 10a, 10b, 10c and 10d.
  • the first rudder blade segment 10a is designed as a rear rudder blade section 11a of the rudder blade 100 and comprises an end strip 12.
  • the rear rudder blade section 11a can also be referred to as a "flat piece”.
  • the rudder blade segment 10b is designed as a main body 11b, also called “main piece", of the rudder blade 100 and comprises a connection space (not shown) in which a rudder blade hub is arranged for arranging the rudder blade 100 on a rudder shaft.
  • the rudder blade segment 10c is designed as a front rudder blade section 11c and comprises a rudder pear 13 and a leading edge 14.
  • the rudder blade segment 10c or the front rudder blade section 11c comprises a rudder blade sole 42.
  • the rudder blade 13 and the rudder blade sole 42 can also be designed as independent rudder blade segments.
  • the front rudder blade section 11c is also referred to as a "curved piece”.
  • the rudder blade segment 10d is a further rudder blade segment 10d arranged below the main body 11b, which can be designed as a secondary body 11d and can also be referred to as a "semi-flat piece".
  • the rudder blade segments 10a to 10d are designed as independent and prefabricated segments which are joined together to produce the rudder blade 100.
  • the rear rudder blade section 11a of the rudder blade 100 can be produced with a method for producing a rudder blade or a rudder blade segment and comprises a first panel 15 and a second panel 16 arranged on the opposite side of the first panel.
  • the main body 11b, the front Rudder blade section 11c or the secondary body 11d with a method for Manufacture of a rudder blade or a rudder blade segment are made and have panels.
  • Fig. 3 shows, representative of the first panel 15 and the second panel 16, the first panel 15 after the process steps of providing a first panel plate 17 and arranging a first number of reinforcing bodies 18 on a first side 19 of the first panel plate 17.
  • the panel plate preferably made of steel 17 is flat.
  • the reinforcement bodies 18 are approximately cuboid and have an elongated extension.
  • the reinforcement bodies 18 are approximately perpendicular to the first side of the first panel plate 17 and are welded to the first panel plate 17 along a welding line 20 by means of a robot welding process and / or laser welding process carried out on a panel production line.
  • a manual welding process can also be used to connect the reinforcement bodies 18 to the panel plate 17.
  • the reinforcement bodies 18 In the area 21 facing away from the first panel plate 17, the reinforcement bodies 18 have a reinforcement 22 running parallel to the first panel plate 17.
  • the reinforcement bodies 18 are arranged essentially parallel to one another.
  • the first panel 15 is shown after the implementation of further process steps for producing a rudder blade or a rudder blade segment.
  • the panel 15 consists of two sub-panels 23, 24 which are welded to one another along a welding line 25.
  • a reinforcing body 18 a designed as a connecting body 26 has a greater height, measured from the first side 19 of the first panel plate 17, than the further reinforcing bodies 18 and is arranged and fastened on the weld line 25.
  • the connecting body 26 also has approximately U-shaped recesses 27.
  • Frame elements 28 are arranged orthogonally to the reinforcement bodies 18 and have approximately the shape of an acute-angled triangle.
  • the frame elements 28a, 28b have approximately U-shaped recesses 29. This in Fig.
  • the first panel 15 shown corresponds to a first half of a rear rudder blade section 11a of a rudder blade 100, which is divided in a median plane. Arranging a second panel 16 mirror-inverted to the first panel 15 and connecting the first panel 15 to the second panel 16 creates a rear rudder blade section 11a of a rudder blade 100 can be produced.
  • FIG. 5 a perspective view of a rear rudder blade section 11a made up of a first panel 15 and a second panel 16 is shown.
  • the rear rudder blade portion 11 a is formed by the process steps of arranging and connecting the first panel 15 and the second panel 16.
  • the first panel 15 and the second panel 16 have reinforcing bodies 18 which protrude in the direction of an interior 30 of the rear rudder blade section 11 a of the rudder blade 100.
  • the interior 30 is formed by the approximately V-shaped arrangement of the first panel 15 and the second panel 16.
  • the trailing edge 12 of the rear rudder blade section 11a is formed by joining, for example by welding, the first panel 15 and the second panel 16, an trailing edge sheet 31 being arranged between the first panel 15 and the second panel 16.
  • the further reinforcement bodies 18 are at a right angle to the first panel plate 17 of the first panel 15 or to a second panel plate 32 of the second panel 16.
  • a second side 33a of the first panel plate opposite the first side 19 15 forms the outer wall of the rear rudder blade section 11a of the rudder blade 100.
  • the second side 33b of the second panel 16 forms an outer side of the rear rudder blade section 11a
  • the two welded reinforcement bodies 26 of the first panel 15 and of the second panel 16 form a transverse frame 34 of the rear rudder blade section 11a of the rudder blade 100 by this measure.
  • the frame elements 28 of the first panel 15 and of the second panel 16 are welded to one another along a further weld seam 35.
  • the welded frame elements 28 form a longitudinal frame 36 of the rear rudder blade section 11 a of the rudder blade 100.
  • FIG. 6 A side view of the first panel 15 of the rear rudder blade section 11 a of the rudder blade 100 is shown.
  • Reinforcing bodies 18 are arranged and fastened on the first side 19 of the first panel plate 17.
  • Frame elements 28 run perpendicular to the reinforcement bodies 18.
  • a first reinforcement body 18b is produced or formed by a plurality of partial reinforcement bodies 37a to 37g that are not connected to one another.
  • FIG. 11 is a cross section through the rear rudder blade section 11a of the rudder blade 100 along the line AA in FIG Fig. 6 shown.
  • the rear rudder blade section 11 a is formed by the first panel 15 and the second panel 16.
  • the reinforcement bodies 18 protrude into the interior space 30 of the rear rudder blade section 11a, the reinforcement bodies 18 of the first panel 15 being offset from the reinforcement bodies 18 of the second panel 16 so that these, in particular in the area of the trailing edge 12 of the rear rudder blade section 11a, are not in Come into contact with each other.
  • the frame elements 28 of the first panel 15 and of the second panel 16 are designed in the form of an essentially acute-angled triangle and are welded to one another along a weld seam 35. In the area of the end strip 12, the frame elements 28 each have an approximately J-shaped recess 38. In the welded-together state shown, the J-shaped recesses 38 of the frame elements 28 together form an approximately U-shaped recess 39.
  • the Figures 8a and 8b each show a view of the rear rudder blade section 11a along the lines BB and CC in FIG Fig. 6 .
  • the first reinforcement body 18b is formed from the partial reinforcement bodies 37a to 37f that are not connected to one another.
  • the partial reinforcement bodies 371 to 37f are somewhat cuboid or trapezoidal.
  • the first panel plate 17 of the first panel 15 and the second panel plate of the second panel 16 form the outer wall of the rear rudder blade section 11a.
  • the frame elements 28 run between the partial reinforcement bodies.
  • the reinforcing body 18 formed continuously.
  • Fig. 9 shows a perspective view of the rear rudder blade section 11a of a rudder blade 100 formed from a first panel 15 and a second panel 16.
  • the connecting bodies 26 connected to one another form a transverse frame 34 which, due to the opposing arrangement of the respective recesses 27 provided in the connecting bodies 26, is approximately circular or oval openings 40.
  • a welding tool (not shown), the end strip sheet 31 with the first panel 15 and the second Panel 16 can be connected or welded to form an end strip 12 through the interior 30 of the rear rudder blade section.
  • FIG. 11 shows a flow chart of a method for producing a rudder blade 100.
  • a first panel plate 17 is provided.
  • a first number of reinforcement bodies 18 are arranged on the first panel plate 17.
  • the first number of reinforcement bodies 18 are fastened on the first panel plate 17 to produce a first panel 15, the fastening preferably taking place by welding.
  • a second panel plate 32 is provided.
  • step S5 a second number of reinforcement bodies 18 are then arranged on the second panel plate 32.
  • step S6 the second number of reinforcement bodies 18 are attached to the second panel plate 32 for the production of a second panel 16, preferably by means of a robot or laser welding process.
  • Steps S1 to S6 can be carried out on a panel production line.
  • step S7 the first panel 15 and the second panel 16 are arranged to one another in such a way that the first panel plate 17 and the second panel plate 32 form an outer wall of the rudder blade 100 to be produced or of the rudder blade segment 10a, 10b, 10c, 10d, and that the first number Reinforcing body 18 and the second number of reinforcing body 18 are directed into an interior space 30 of the rudder blade segment 10a, 10b, 10c, 10d to be produced.
  • the first panel 15 and the second panel 16 are connected to one another, preferably by a welding process, to produce a rudder blade segment 10a, 10b, 10c, 10d.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Claims (13)

  1. Procédé de fabrication d'un segment de safran (10a), notamment d'une section de safran arrière (11a) comprenant un bord de fuite (12) ou d'une section arrière d'un aileron de gouvernail, comprenant les étapes de :
    - préparation d'une première plaque de panneaux (17),
    - disposition d'un premier nombre de corps de renfort (18, 18a, 18b) sur la première plaque de panneaux (17),
    - fixation du premier nombre de corps de renfort (18, 18a, 18b) sur la première plaque de panneau (17) pour réaliser un premier panneau (15),
    - disposition d'éléments de membrure (28, 28a, 28b) sur la première plaque de panneaux (17), sachant que les éléments de membrures (28, 28a, 28b) sont orientés de façon orthogonale par rapport aux corps de renfort (18, 18a, 18b) du premier nombre de corps de renfort (18, 18a, 18b),
    - préparation d'une deuxième plaque de panneau (32),
    - disposition d'un deuxième nombre de corps de renfort (18, 18a, 18b) sur la deuxième plaque de panneaux (32),
    - fixation du deuxième nombre de corps de renfort (18, 18a, 18b) sur la deuxième plaque de panneaux (32) pour réaliser un deuxième panneau (16),
    - disposition d'éléments de membrure (28, 28a, 28b) sur la deuxième plaque de panneaux (32), sachant que les éléments de membrures (28, 28a, 28b) sont orientés de façon orthogonale par rapport au corps de renfort (18, 18a, 18b) du deuxième nombre de corps de renfort (18, 18a, 18b),
    - disposition du premier panneau (15) et du deuxième panneau (16) de telle manière que la première plaque de panneaux (17) et la deuxième plaque de panneaux (32) forment une paroi extérieure du segment de safran (10a) à fabriquer et que le premier nombre de corps de renfort (18, 18a, 18b) et le deuxième nombre de corps de renfort (18, 18a, 18b) sont orientés dans un espace intérieur (30) du segment de safran (10a) à fabriquer,
    - réunion du premier panneau (15) et du deuxième panneau (16) sachant que les éléments de membrures (28, 28a, 28b) du premier panneau (15) sont assemblés avec les éléments de membrures (28, 28a, 28b) du deuxième panneau (16) à une membrure du segment de safran (10a) et sont reliés par soudure le long d'un cordon de soudure passant au centre d'un plan médian du segment de safran (10a) à fabriquer.
  2. Procédé selon la revendication 1, caractérisé en ce que les corps de renfort (18, 18a, 18b) sont des nervures et/ou des plaques et/ou des membrures, en particulier des membrures transversales et/ou longitudinales (34, 36) et/ou des parties de membrures, en particulier des parties de membrures transversales et/ou longitudinales (34, 36).
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce que la fixation du premier nombre de corps de renfort (18, 18a, 18b) et/ou du deuxième nombre de corps de renfort (18, 18a, 18b) a lieu dans un procédé de soudage, en particulier par un procédé de soudage automatisé, dans un procédé de soudage robotisé, dans un procédé de soudage à l'arc ou dans un procédé de soudage au laser.
  4. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que les corps de renfort (18, 18a, 18b) du premier nombre de corps de renfort (18, 18a, 18b) et/ou les corps de renfort (18, 18a, 18b) du deuxième nombre de corps de renfort (18, 18a, 18b) sont orientés parallèlement les uns aux autres sur la première plaque de panneaux (17) et/ou la deuxième plaque de panneaux (32).
  5. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que les corps de renfort (18, 18a, 18b) du premier nombre de corps de renfort (18, 18a, 18b) et/ou du deuxième nombre de corps de renfort (18, 18a, 18b) comportent la même largeur et/ou la même hauteur et/ou la même longueur et/ou en ce que les corps de renfort (18, 18a, 18b) sont constitués droits et/ou courbés et/ou cintrés.
  6. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce qu'une ou bien toutes les parties du premier nombre de corps de renfort (18, 18a, 18b) sont disposées sur la première plaque de panneaux (17) et/ou une ou bien toutes les parties du deuxième nombre de corps de renfort (18, 18a, 18b) sont disposées sur la deuxième plaque de panneaux (32) de telle manière que lors de la mise en place et de la réunion du premier panneau (15) et du deuxième panneau (16) pour fabriquer le segment de safran (10a), la ou bien toutes les parties du premier nombre de corps de renfort (18, 18a, 18b), sont disposés décalées par rapport à la ou bien à toutes les parties du deuxième nombre de corps de renfort (18, 18a, 18b), en particulier en ce qui concerne une direction transversale par rapport à la direction longitudinale des corps de renfort (18, 18a, 18b).
  7. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que le premier panneau (15) et/ou le deuxième panneau (16) est composé de parties de panneau (23, 24).
  8. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que les éléments de membrure (28, 28a, 28b) sont des tronçons de membrure longitudinaux (36).
  9. Procédé selon la revendication 8, caractérisé en ce que l'élément de membrure (28, 28a, 28b) du premier panneau (15) est assemblé et relié avec l'élément de membrure (28, 28a, 28b) du deuxième panneau (16) à une membrure longitudinale (36) du segment de safran (10a).
  10. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que les éléments de membrures (28, 28a, 28b) présentent, en vue de dessus, une forme pour l'essentiel triangulaire.
  11. Procédé selon l'une quelconque des revendications précédentes, caractérisé en ce que les éléments de membrure (28, 28a, 28b) comportent un évidement à une pointe, sachant que l'évidement (38) est constitué de préférence à peu près en forme de J, en ce que les éléments de membrure (28, 28a, 28b) sont reliés en plus de préférence par soudage le long d'un cordon de soudure lors de la réunion des panneaux de telle manière que les évidements en forme de J (38) des éléments de membrure (28, 28a, 28b) opposés du premier panneau (15) et du deuxième panneau (16) forment ensemble, en particulier de préférence, un évidement en forme de U (39).
  12. Segment de safran (10a), notamment section de safran arrière (11a), comprenant un bord de fuite (12) ou une section arrière d'un aileron de safran, fabriqué avec un procédé selon l'une quelconque des revendications 1 à 11.
  13. Safran (100) comprenant un segment de safran (10a) selon la revendication 12.
EP17204185.7A 2017-11-28 2017-11-28 Procédé de fabrication d'un safran ou d'un segment de safran, safran et segment de safran Active EP3489129B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP17204185.7A EP3489129B1 (fr) 2017-11-28 2017-11-28 Procédé de fabrication d'un safran ou d'un segment de safran, safran et segment de safran
PL17204185T PL3489129T3 (pl) 2017-11-28 2017-11-28 Sposób wytwarzania tylnego odcinka płata steru
ES17204185T ES2822167T3 (es) 2017-11-28 2017-11-28 Procedimiento para la producción de una sección trasera de la pala del timón

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EP17204185.7A EP3489129B1 (fr) 2017-11-28 2017-11-28 Procédé de fabrication d'un safran ou d'un segment de safran, safran et segment de safran

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EP3489129B1 true EP3489129B1 (fr) 2020-08-26

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB560922A (en) * 1941-09-27 1944-04-26 John Livingston Improvements in rudders

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB597316A (en) * 1945-08-14 1948-01-22 William Brokaw Jutte Improvements in heat exchange rudders
JPH037695A (ja) * 1989-06-05 1991-01-14 Japan Hamuwaaji Kk 船舶用舵およびその製作方法
DE202010017061U1 (de) * 2010-12-30 2012-04-02 Becker Marine Systems Gmbh & Co. Kg Flossenruder für Wasserfahrzeuge
CN204871573U (zh) * 2015-07-27 2015-12-16 丰都县长源机械厂 组装式内连接船舵
DE202017103233U1 (de) * 2017-05-30 2017-07-24 Becker Marine Systems Gmbh Ruderblatt mit einer Ruderblattnabe und Ruderblattnabe für ein Ruderblatt

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB560922A (en) * 1941-09-27 1944-04-26 John Livingston Improvements in rudders

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EP3489129A1 (fr) 2019-05-29
PL3489129T3 (pl) 2021-02-08

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