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WO2015063750A1 - Appareil de guidage - Google Patents

Appareil de guidage Download PDF

Info

Publication number
WO2015063750A1
WO2015063750A1 PCT/IB2014/065800 IB2014065800W WO2015063750A1 WO 2015063750 A1 WO2015063750 A1 WO 2015063750A1 IB 2014065800 W IB2014065800 W IB 2014065800W WO 2015063750 A1 WO2015063750 A1 WO 2015063750A1
Authority
WO
WIPO (PCT)
Prior art keywords
component
guiding apparatus
edge
roller
machining tool
Prior art date
Application number
PCT/IB2014/065800
Other languages
English (en)
Inventor
Greg BOURCIER
Original Assignee
Bombardier Inc.
Short Brothers Plc
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.)
Filing date
Publication date
Application filed by Bombardier Inc., Short Brothers Plc filed Critical Bombardier Inc.
Publication of WO2015063750A1 publication Critical patent/WO2015063750A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/10—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only
    • B23Q35/101—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only with a pattern composed of one or more lines used simultaneously for one tool
    • B23Q35/102—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only with a pattern composed of one or more lines used simultaneously for one tool of one line
    • B23Q35/103—Means for transforming movement of the feeler or the like into feed movement of tool or work mechanically only with a pattern composed of one or more lines used simultaneously for one tool of one line which turns continuously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q9/00—Arrangements for supporting or guiding portable metal-working machines or apparatus
    • B23Q9/0014—Portable machines provided with or cooperating with guide means supported directly by the workpiece during action
    • B23Q9/0042—Portable machines provided with or cooperating with guide means supported directly by the workpiece during action the guide means being fixed only on the workpiece
    • B23Q9/0057—Portable machines provided with or cooperating with guide means supported directly by the workpiece during action the guide means being fixed only on the workpiece and being capable of guiding the tool in a circular path
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q9/00—Arrangements for supporting or guiding portable metal-working machines or apparatus
    • B23Q9/02—Arrangements for supporting or guiding portable metal-working machines or apparatus for securing machines or apparatus to workpieces, or other parts, of particular shape, e.g. to beams of particular cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/10—Manufacturing or assembling aircraft, e.g. jigs therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/40—Maintaining or repairing aircraft

Definitions

  • the present application relates to the assembly of aircraft fuselage sections and more particularly to an apparatus for guiding a tool along a fuselage edge of a fuselage section for cutting the fuselage edge and subsequent assembly with another fuselage section.
  • fuselage sections are connected end to end to form the fuselage of the aircraft.
  • the fuselage sections are essentially very large tubular portions.
  • one of the end edges of a fuselage section may be manually machined to match the end edge of the adjacent fuselage section, before their end-to-end assembly. This machining is often handmade, and is required to have the corresponding end edges match, for a generally co-linear abutment .
  • the manual machining is a very lengthy procedure, relying on the personal skills of the machining operator to hand scribe and trim the component .
  • the manual machining may involve manually measuring and marking a cut guide line around a circumference of the fuselage, as well as performing a free-hand cut and finishing the edge by filing and/or grinding.
  • large tooling installations may be used to machine fuselage edges, such as the tooling installation described in European patent application no . EP 0 763 395.
  • a guiding apparatus for replicating the outline of a second component to a first component
  • the guiding device comprising: a gripping unit adapted to grippingly engage the first component; a guide unit adapted to contact an edge of the second component, the edge defining the outline to replicate; and a supporting unit adapted to receive a machining tool, the supporting unit orienting the machining tool, when such machining tool is installed, relative to the guide unit for concurrent movement of the guide unit and the machining tool along an axial direction of the first and second components while moving along the first component.
  • the gripping unit comprises at least one gripping member having at least an outer roller and an inner roller separated by a gap, at least one support block between the outer roller and the inner roller to bias the outer roller and the inner roller toward one another, the outer roller and an inner roller grippingly engaged to a wall of one of the first component by rollingly abutting against opposed surfaces of the wall.
  • the rotation axes of the outer roller and the inner roller are parallel to a longitudinal axis of the first and second components.
  • two said gripping members are in gripping engagement with the first component .
  • the at least one gripping member comprises a pulley roller generally transversely oriented relative to the outer roller and the inner roller, and adapted to contact an end edge of the first component.
  • the pulley roller has a peripheral groove for receiving a portion of the end edge.
  • a support block biases the pulley roller against the end edge of the first component.
  • an axis of rotation of the pulley roller of the at least one gripping member is oriented toward a centerline of the first component.
  • the guide unit further comprises at least one roller oriented to be adapted to rollingly abut against the edge of the second component while the guiding apparatus moves circumferentially along the first component .
  • a support block connects the roller to the carriage, the support block adapted to bias the roller a doubler of the second component.
  • the guide unit comprises two said rollers.
  • the axes of rotation of the two said rollers are parallel to one another. [0019] Still further in accordance with the first embodiment, the axes of rotation of the two said rollers converge to a centerline of the second component.
  • a blade of the machining tool is aligned with a trailing one of the two said rollers when the guiding apparatus moves circumferentially along the edge.
  • a handle is on the carriage, the handle having a grasping portion transversely positioned relative to the axial direction.
  • a lockable joint is between the machining tool and the carriage to selectively adjust at least one of a position and an orientation of the machining tool relative to the carriage.
  • the lockable joint comprises an arcuate slot in the carriage, and a threaded member and nut on the machining tool .
  • first and second components are tubular components, with the guiding apparatus moving circumferentially along the tubular components.
  • the first and second components are aircraft fuselage sections.
  • the machining tool is one of a cutting tool, a grinding tool, a trimming tool and a sawing tool.
  • a method for replicating an outline of a second component to a first component comprising: grippingly engaging a guiding apparatus on the first component; abutting a guide unit of the guiding apparatus against an edge of the second component, the edge defining the outline to replicate; and moving the guiding apparatus with a machining tool thereon along the edge of the first component while the guide unit traces the edge of the second component to impart movement to the guiding apparatus in an axial direction of the first component.
  • grippingly engaging a guiding apparatus comprises sandwiching a wall of the first component between rollers for rolling engagement.
  • grippingly engaging a guiding apparatus comprises abutting a pulley roller against an edge of the first component for rolling engagement.
  • abutting a guide unit of the guiding apparatus against an edge of the second component comprises abutting at least one roller against the edge of the second component for rolling engagement .
  • abutting a guide unit of the guiding apparatus against an edge of the second component comprises abutting a lateral face of the at least one roller against a doubler of the second component.
  • At least one of a position and an orientation of the machining tool is adjusted on the guiding apparatus .
  • an edge of the first component is machined with the machining tool when moving the guiding apparatus along the edge of the first component.
  • the first and second components are tubular components, and wherein moving the guiding apparatus comprises moving the guiding apparatus circumferentially along the tubular components.
  • the first and second components are aircraft fuselage sections, and wherein moving the guiding apparatus comprises moving the guiding apparatus circumferentially along the aircraft fuselage sections.
  • an apparatus for cutting a circumferential fuselage edge of a first fuselage section spaced apart from a second fuselage section comprising: a gripping unit on the carriage for grippingly engaging the carriage to at least one of the fuselage sections; a cutting tool for cutting the circumferential fuselage edge of the first fuselage section; a guide unit adapted to contact a circumferential end edge of the second fuselage section while moving circumferentially along the end edge; and a carriage connected to the guide unit and to the cutting tool, the carriage orienting the cutting tool relative to the guide unit for concurrent movement of the guide unit and the cutting tool along an axial direction of the fuselage sections while moving circumferentially along the end edge.
  • the gripping unit comprises at least one gripping member having at least an outer roller and an inner roller separated by a gap, at least one support block between the outer roller and the inner roller to bias the outer roller and the inner roller toward one another, the outer roller and an inner roller grippingly engaged to a fuselage wall of one of the fuselage sections by rollingly abutting against opposed surfaces of the fuselage wall.
  • the rotation axes of the outer roller and the inner roller are parallel to a longitudinal axis of the fuselage sections.
  • the two said gripping members are in gripping engagement with the first fuselage section.
  • the at least one gripping member comprises a pulley roller generally transversely oriented relative to the outer roller and the inner roller, and adapted to contact the fuselage edge of the first fuselage section.
  • the pulley roller has a peripheral groove for receiving a portion of the fuselage edge.
  • a support block biases the pulley roller against the fuselage edge of the first fuselage section.
  • an axis of rotation of the pulley roller of the at least one gripping member is oriented toward a centerline of the first fuselage section.
  • the guide unit further comprises at least one roller oriented to be adapted to rollingly abut against the circumferential end edge of the second fuselage section while the apparatus moving circumferentially along the end edge.
  • a support block connects the roller to the carriage, the support block adapted to bias the roller a doubler of the second fuselage section.
  • the guide unit comprises two said rollers.
  • the axes of rotation of the two said rollers are parallel to one another.
  • the axes of rotation of the two said rollers converge to a centerline of the second fuselage section.
  • a blade of the cutting tool is aligned with a trailing one of the two said rollers when the apparatus moves circumferentially along the end edge.
  • a handle is on the carriage, the handle having a grasping portion transversely positioned relative to the axial direction.
  • a lockable joint is between the cutting tool and the carriage to selectively adjust at least one of a position and an orientation of the cutting tool relative to the carriage.
  • the lockable joint comprises an arcuate slot in the carriage, and a threaded member and nut on the cutting tool.
  • FIG. 1 is a perspective view of a flight compartment and forward fuse fuselage section with a guiding apparatus in accordance with the present disclosure therebetween;
  • FIG. 2 is a perspective view of the guiding apparatus of Fig. 1, showing an underside thereof;
  • FIG. 3 is a side perspective view of the guiding apparatus of Fig. 1, from a cut fuselage section viewpoint;
  • Fig. 4 is a side perspective view of the guiding apparatus of Fig. 1, from a guide fuselage section viewpoint.
  • a fuselage section A has a circumferential skin edge Al (i.e., a fuselage edge or end edge) over a doubler A2, and will serve as a guide for the guiding apparatus 10.
  • the fuselage section A may be a forward fuse fuselage section or may simply be generally straight.
  • a fuselage section B is also shown, and is the flight compartment fuselage section.
  • the fuselage section B has a circumferential fuselage edge Bl (i.e., an end edge) which is axially aligned with the fuselage section A, and is spaced apart therefrom by a gap (e.g., 5 inch gap) .
  • a gap e.g., 5 inch gap
  • an axial alignment refers to a longitudinal axis (i.e., the centerline) of the assembled fuselage, as generally shown at L.
  • the fuselage sections A and B of Fig. 1 are held in the axial alignment by fuselage jigs (not shown) in a spaced apart relation.
  • the jigs hold the fuselage portions A and B while the apparatus 10 is used in the manner described hereinafter to trim the fuselage edge Bl to match an outline of the fuselage edge Al (i.e., the skin edge Al) .
  • the fuselage edges Al and Bl are against one another in collinear relation, with the doubler A2 extending under the fuselage edge Bl .
  • the apparatus 10 comprises a guide unit 12, a machining tool 13 installed on the apparatus 10 among other accessories or tools that may be releasably mounted onto the apparatus 10, a carriage 14, and a gripping unit 15.
  • the guide unit 12 contacts the skin edge Al of the fuselage section A while moving along the fuselage edge Al (i.e., the skin edge Al in the illustrated embodiment), to trace the fuselage edge Al .
  • the machining tool 13 is used in conjunction with the apparatus 10 and cuts the fuselage edge Bl of the fuselage section B as operated by an operator, to duplicate the fuselage edge Al traced by the guide unit
  • the carriage 14 connects the guide unit 12 to the cutting tool 13.
  • the carriage 14 orients the machining tool 13 relative to the guide unit 12 for concurrent movement of the guide unit 12 and the machining tool 13 along the alignment axis L of the fuselage, while the guide unit 12 and the machining tool
  • the gripping unit 15 is connected to the carriage 14, and is used to releasably attach the carriage 14 to one or both of the fuselage sections A and/or B.
  • the guide unit [0065] In the illustrated embodiment, the guide unit
  • each of the roller 20/shaft 21 assembly has a support block 22 by which it is mounted to the apparatus 10, such that the rollers 20 may rotate about an axis of their respective shafts 21.
  • the support blocks 22 may comprise a bearing (s) to allow rotation of the shafts 21, although the bearings may be between the rollers 20 and their respective shafts 21.
  • the support blocks 22 may also enclose a biasing member, such as a helical spring, to bias the shafts 21 away from the support blocks 22, in such a way that the lateral faces of the rollers 20 remain in contact with the doubler A2 as shown in Fig.
  • the shafts 21 may be parallel or quasi-parallel to one another. In an embodiment, the axes of the shafts 21 converge toward a centerline of the fuselage, to facilitate the rolling of the rollers 20 along the skin edge Al .
  • gliding blocks made with a rigid low-resistance material may be the interface of the apparatus 10 with the fuselage section A instead of the rollers 20.
  • the guide unit 12 has a tracing member (s) that contacts the fuselage edge that must be duplicated.
  • the machining tool 13 may be a cutting tool having a blade 30 operatively mounted to a body 31.
  • the machining tool 13 can be fixed or removably connected to the guide unit 12.
  • Such machining tool 13 might include a circular saw.
  • the body 31 is of the type including a motor or like actuation means to operate the blade 30.
  • the blade 30 may be any appropriate type of blade (circular, reciprocal, etc) or any other altering tool such as a grinding wheel, etc.
  • the machining tool 13 may be of any appropriate type to cut, trim or otherwise alter the fuselage edge.
  • a handle 32 may be connected to the body 31 to facilitate manipulation of the apparatus 10.
  • a threaded fastener 33 may project laterally from the body 31, with a nut 34 (e.g., a cross- shaped nut) being screwable manually along the fastener 33, to attach the machining tool 13 to the carriage 14 as described hereinafter.
  • a nut 34 e.g., a cross- shaped nut
  • the carriage 14 has a support frame 40 that acts as a structural component for the various components of the apparatus 10.
  • the support frame 40 is for instance made of a rigid material, such as metal, and may be cast, molded, bent, welded, etc.
  • the support frame 40 is shown as having numerous plates or walls, and may alternatively consist of elongated frame members etc.
  • the support frame 40 comprises slots 42 by which the support blocks 22 may be connected to the support frame 40.
  • the slots 42 are oriented to allow the rollers 20 to contact the skin edge Al in the manner shown in Fig. 4.
  • a handle 43 extends between the plates of the slots 42.
  • the handle 43 may be used by an operator to displace the carriage 14 along the skin edge Al as the machining tool 13 is operated.
  • the operator has one hand on the handle 32 of the machining tool 13 and the other hand on the handle 43 of the carriage 40.
  • the handle 43 may have a grasping portion generally transverse to the longitudinal axis L, and thus aligned with the direction C (Fig. 1) .
  • Connection plates 44 are provided on opposite sides of the carriage 14 to interface the machining tool
  • the apparatus 10 is illustrated as having a pair of the connection plates 44 for connection of the machining tool 13 to either side of the carriage 14, such that the apparatus 10 may be operated clockwise or counter clockwise to trim the fuselage section. However, it is considered to equip the carriage
  • connection plates 44 define abutment planes against which the machining tool 13 will be applied, and hence have a suitable structural integrity to ensure that the machining tool 13 may be rigidly connected to the carriage 14 to generally prevent play therebetween, despite the forces to which the carriage 14 is exposed.
  • the connection plates 44 are generally transversally oriented relative to the longitudinal axis L of the fuselage. In an embodiment, the longitudinal axis L of the fuselage is normal to a plane in which the connection plates 44 lie.
  • connection plates 44 may each define a channel 45.
  • the channel 45 has an arcuate shape and is sized for the threaded fastener 33 to be threaded through to thereby form a joint, such that the nut 34 may be tightened to lock the body 31 of the tool 13 to the connection plate 44.
  • the channels 45 are shown as having an arcuate shape, thereby allowing an adjustment of the orientation of the body 31 of the machining tool 13 relative to the carriage 14.
  • the connection plates 44 represent one of the numerous configurations considered to connect the machining tool 13 to the carriage 14.
  • the interrelation between the machining tool 13 and the carriage 14 may be a function of the type and shape of the machining tool 13. It is considered to have the machining tool 13 as an integral part of the carriage 14.
  • the machining tool 13 may be bolted, pinned, etc to the carriage 14.
  • the machining tool 13 may thus be in a fixed relation relative to the axes of rotation of the rollers 20, i.e., the distance between the blade 30 and the axes of rotation of the rollers 20 remains unchanged throughout the cutting operation.
  • the blade 30 is axially aligned with one of the rollers 20 when the apparatus 10 performs the cutting operation.
  • the blade 30 may be aligned with a trailing one of the rollers 20, namely, the roller 20 adjacent to an end of the carriage 14 when the carriage moves along direction C (Fig. 1) .
  • the gripping unit 15 is shown in greater detail as having a pair of gripping members 50, although it is considered to use a single one of the gripping members 50 in the gripping unit 15.
  • Each gripping member 50 comprises an outer grip roller 51 mounted to a shaft 52 and supported on the carriage 14 by a support block 53, and an inner grip roller 54 mounted to a shaft 55 and supported on the carriage 14 by a support block 56.
  • the support blocks 53 and 56 concurrently perform a biasing action on the grip rollers 51 and 54 to bring them toward one another. By the biasing action, the fuselage wall is held sandwiched between the grip rollers 51 and 54 and hence the gripping members 50 are gripped to the fuselage wall.
  • the grip rollers 51 and 54 may lie in a same plane. It is observed that the grip rollers 51 and 54 are further from the fuselage edge Bl than the blade 30, to allow the gripping engagement by the gripping unit 15 despite the cutting of the fuselage edge Bl by the machining tool 13.
  • each gripping member 50 may have a pulley roller 57 (with appropriate shaft and support block, not visible ) .
  • the pulley roller 57 is aligned with the gap between the grip rollers 51 and 54, and is transversally oriented relative to the rollers 51 and 54. Accordingly, the pulley roller 57 contacts the fuselage edge Bl.
  • the pulley roller 57 may also be biased against the fuselage edge Bl (i.e., biased to move in the plane in which the pulley roller 57 lies), to ensure a suitable gripping of the gripping member 50 to the fuselage section B.
  • the pulley roller 57 may have a peripheral groove so as to accommodate the fuselage edge Bl, to reduce radial movement of the carriage 14 when moving along the fuselage edge Bl .
  • the rotation axes of the grip rollers 51 and 54 may be parallel or quasi- parallel to the longitudinal axis L of the fuselage, and hence parallel or quasi-parallel to one another. Moreover, the rotation axes of the grip rollers 51 and 54 may be normal to the rotation axes of the rollers 57. In an embodiment, the rotation axes of the rollers 57 converge toward a centerline of the fuselage, to facilitate the rolling of the rollers 57 along the fuselage edge Bl .
  • the gripping unit 15 is shown as gripping the apparatus 10 to the fuselage section B to be cut, it is also feasible to position the gripping unit 15 such that it grips onto the traced fuselage section A, or to both.
  • another set of grip rollers 51 may be provided on the opposite side of the machining tool 13, such that the carriage 14 is supported by rollers 51 on both sections A and B (without rollers 54 and 57), so as to add additional rolling stability to the movement of the apparatus 10.
  • Gliding blocks made with a rigid low-resistance material may be the gripping engagement interface of the apparatus 10 with the fuselage section B instead of the rollers 51, 54 and 57.
  • the fuselage sections A and B are axially aligned and spaced apart in the manner shown in Fig. 1.
  • the spacing or gap between the fuselage sections A and B is generally uniform.
  • a selected machining tool 13 is secured to the carriage 14 in the manner shown in Fig. 2, such that the machining tool 13 is rigidly secured to the carriage 14.
  • the nut 34 may be tightened for the body 31 of the machining tool 13 to be brought into contact with the connection plate 44 of the carriage 14.
  • An orientation of the machining tool 13 may be adjusted prior to the tightening, for example by moving the threaded fastener 33 along the channel 45, prior to the fastening .
  • the carriage 14 is gripped to one of the fuselage sections.
  • the apparatus 10 is slid axially onto the wall of fuselage section B, with the rollers 51 and 54 of the gripping unit 15 on either sides of the fuselage wall. Because the rollers 51 and 54 are biased, they may be spaced apart to increase the gap temporarily, to facilitate the positioning of the apparatus 10 onto the fuselage section B.
  • the apparatus 10 is displaced for the guide unit 12 to come into contact with the fuselage section A. More particularly, in the illustrated embodiment, the rollers 20 are abutted against the guide edge of the fuselage section A, namely the skin edge Al, for rolling contact therebetween. In the illustrated embodiment, the rollers 20 each have a lateral face lying against the doubler A2 in the manner shown in Fig. 4 . It is observed that the pulley rollers 57 of the gripping unit 15 may simultaneously be in rolling contact with the fuselage edge Bl .
  • the apparatus 10 is gripped to the fuselage section B by way of the gripping unit 15, while the guide unit 12 is in operative contact with a guide edge of the fuselage section A, namely the skin edge Al in Figs. 1 to 4.
  • An orientation of the machining tool 13 may be adjusted at this point, for example by moving the threaded fastener 33 along the channel 45, prior to the fastening .
  • the cutting i.e., general expression encompassing trimming, grinding, machining, etc
  • the apparatus 10 is moved circumferentially along the edge of the fuselage section A with the machining tool 13 in operation, as shown by direction C.
  • the rollers 20 roll along the skin edge Al to trace the contour of the skin edge Al, causing movements of the carriage 14 along directions D, namely axial movements when referring to the longitudinal axis L of the fuselage.
  • the blade 30 of the machining tool 13 and the axes of rotation of the rollers 20 is fixed, the blade 30 will move axially concurrently with the carriage 14.
  • the machining tool 13 will replicate the contour of the outline of the guide edge when cutting the fuselage edge Bl .
  • machining tool 13 may be fixed to the carriage 14 after the carriage 14 has been gripped to the fuselage section.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

L'invention concerne un appareil de guidage permettant de reproduire le contour d'un second élément sur un premier élément, le dispositif de guidage comprenant une unité de préhension conçue pour entrer en prise par préhension avec le premier élément. Une unité de guidage est conçue pour entrer en contact avec un bord du second élément, le bord définissant le contour à reproduire. Une unité de support est conçue pour recevoir un outil d'usinage, l'unité de support orientant l'outil d'usinage, lorsque ledit outil d'usinage est installé, par rapport à l'unité de guidage pour un mouvement simultané de l'unité de guidage et de l'outil d'usinage le long d'une direction axiale des premier et second éléments tout en se déplaçant le long du premier élément. L'invention concerne également un procédé de reproduction d'un contour d'un second élément sur un premier élément pour des éléments tels que des sections de fuselage d'avion.
PCT/IB2014/065800 2013-11-04 2014-11-04 Appareil de guidage WO2015063750A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361899430P 2013-11-04 2013-11-04
US61/899,430 2013-11-04

Publications (1)

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WO2015063750A1 true WO2015063750A1 (fr) 2015-05-07

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140026731A1 (en) * 2012-07-29 2014-01-30 Illinois Tool Works Inc. Large diameter travelling pipe cutter
US10220456B2 (en) 2015-08-10 2019-03-05 Illinois Tool Works Inc. Large diameter travelling pipe cutter
US20220362865A1 (en) * 2019-10-30 2022-11-17 General Electric Company System and method for machining a slot in an inner surface of a casing for a gas turbine engine
CN118143300A (zh) * 2024-05-08 2024-06-07 上海诺倬力机电科技有限公司 蒙皮加工切边装置以及五轴加工设备

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EP0763395A2 (fr) 1995-09-13 1997-03-19 The Boeing Company Dispositif pour découper les bords d'un sous-ensemble d'un avion

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DE3520526A1 (de) * 1985-06-07 1986-12-11 Eugen Lutz GmbH u. Co Maschinenfabrik, 7130 Mühlacker Fuehrungseinrichtung fuer einen elektromotorisch betriebenen handhobel
FR2588792A1 (fr) * 1985-10-18 1987-04-24 Innovation Usinage Site I Plus Procede et dispositif d'usinage ou de controle sur site pour pieces rotatives
EP0763395A2 (fr) 1995-09-13 1997-03-19 The Boeing Company Dispositif pour découper les bords d'un sous-ensemble d'un avion

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US20140026731A1 (en) * 2012-07-29 2014-01-30 Illinois Tool Works Inc. Large diameter travelling pipe cutter
US9492936B2 (en) * 2012-07-29 2016-11-15 Illinois Tool Works Inc. Large diameter travelling pipe cutter
US10220456B2 (en) 2015-08-10 2019-03-05 Illinois Tool Works Inc. Large diameter travelling pipe cutter
US10994349B2 (en) 2015-08-10 2021-05-04 Illinois Tool Works Inc. Large diameter travelling pipe cutter
US20220362865A1 (en) * 2019-10-30 2022-11-17 General Electric Company System and method for machining a slot in an inner surface of a casing for a gas turbine engine
US11925991B2 (en) * 2019-10-30 2024-03-12 General Electric Company System and method for machining a slot in an inner surface of a casing for a gas turbine engine
CN118143300A (zh) * 2024-05-08 2024-06-07 上海诺倬力机电科技有限公司 蒙皮加工切边装置以及五轴加工设备

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