Holding fixture

Patent metadata

Field	Value
Publication number	US-2019023417-A1
Application number	US-201616070434-A
Country	US
Kind code	A1
Filing date	Nov 17, 2016
Priority date	Feb 2, 2016
Publication date	Jan 24, 2019
Grant date	—

Abstract

An object is to simplify a structure of a holding fixture which holds the shape of an aircraft panel, and to hold the aircraft panel in an appropriate shape. A holding fixture includes: a plurality of gripping units configured to grip edge portions on two opposite sides of a fuselage panel including a skin; and a support body configured to integrally support the plurality of gripping units, the support body being provided corresponding to the fuselage panel to be gripped by the plurality of gripping units, wherein the plurality of gripping units hold the fuselage panel such that the gripping units grip the edge portions of the fuselage panel, and the fuselage panel has a curved shape in cross section taken in a direction perpendicular to a one axis direction, and the holding fixture is configured to be conveyable in a state of holding the fuselage panel.

First claim

1 .- 8 . (canceled)

9 . A holding fixture comprising:
a plurality of gripping units configured to grip edge portions on two opposite sides of an aircraft panel including a plate-like member; and a support body configured to integrally support the plurality of gripping units, the support body being provided corresponding to the aircraft panel to be gripped by the plurality of gripping units, wherein the aircraft panel is held such that the edge portions of the aircraft panel are gripped only by the plurality of gripping units, and the aircraft panel has a curved shape in cross section taken in a direction perpendicular to a one axis direction, and the holding fixture is configured to be conveyable in a state of holding the aircraft panel.

10 . The holding fixture according to claim 9 , wherein
the support body includes first support members each one of which is provided corresponding to each of two opposite sides of the aircraft panel along the one axis direction, and the plurality of gripping units supported by the first support members grip the aircraft panel at the edge portions on the two opposite sides of the aircraft panel which extend along the one axis direction.

11 . A holding fixture comprising:
a plurality of gripping units configured to grip edge portions on two opposite sides of an aircraft panel including a plate-like member; and a support body configured to integrally support the plurality of gripping units, the support body being provided corresponding to the aircraft panel to be gripped by the plurality of gripping units, wherein the plurality of gripping units hold the aircraft panel such that the gripping units grip the edge portions of the aircraft panel, and the aircraft panel has a curved shape in cross section taken in a direction perpendicular to a one axis direction, the holding fixture is configured to be conveyable in a state of holding the aircraft panel, the support body includes first support members each one of which is provided corresponding to each of two opposite sides of the aircraft panel along the one axis direction, and the plurality of gripping units supported by the first support members grip the aircraft panel at the edge portions on the two opposite sides of the aircraft panel which extend along the one axis direction.

12 . The holding fixture according to claim 10 , wherein a position at which each one of the first support members is fixed is variable in a circumferential direction about the one axis of the aircraft panel conforming to a shape of the aircraft panel.

13 . The holding fixture according to claims 9 , wherein the support body includes second support members each one of which is provided in a plane in a direction perpendicular to the one axis direction, and which is provided conforming to a curved shape of each of two opposite sides of the aircraft panel, and
the aircraft panel is placed on the second support members at edge portions on the two opposite sides of the aircraft panel which extend along a circumferential direction about the one axis.

14 . The holding fixture according to claims 9 , wherein the support body includes second support members each one of which is provided in a plane in the direction perpendicular to the one axis direction, and which is provided conforming to a curved shape of each of the two opposite sides of the aircraft panel, and
the plurality of gripping units supported by the second support members grip the aircraft panel on the two opposite sides of the aircraft panel which extend along a circumferential direction about the one axis.

15 . A holding fixture comprising:
a plurality of gripping units configured to grip edge portions on two opposite sides of an aircraft panel including a plate-like member; and a support body configured to integrally support the plurality of gripping units, the support body being provided corresponding to the aircraft panel to be gripped by the plurality of gripping units, wherein the plurality of gripping units hold the aircraft panel such that the gripping units grip the edge portions of the aircraft panel, and the aircraft panel has a curved shape in cross section taken in a direction perpendicular to a one axis direction, the holding fixture is configured to be conveyable in a state of holding the aircraft panel, the support body includes second support members each one of which is provided in a plane in the direction perpendicular to the one axis direction, and which is provided conforming to a curved shape of each of the two opposite sides of the aircraft panel, and the plurality of gripping units supported by the second support members grip the aircraft panel on the two opposite sides of the aircraft panel which extend along a circumferential direction about the one axis.

16 . The holding fixture according to claims 13 , wherein a position at which each one of the second support members is fixed is variable along the one axis direction conforming to a shape of the aircraft panel.

17 . The holding fixture according to claim 9 , wherein the plate-like member of the aircraft panel has a cut-out portion, and
the holding fixture further includes: a plurality of second gripping units configured to grip an edge portion of the cut-out portion; and a second support body configured to support the plurality of second gripping units, the second support body being provided corresponding to the edge portion of the cut-out portion which is to be gripped by the plurality of second gripping units.

18 . A holding fixture comprising:
a plurality of gripping units configured to grip edge portions on two opposite sides of an aircraft panel including a plate-like member; and a support body configured to integrally support the plurality of gripping units, the support body being provided corresponding to the aircraft panel to be gripped by the plurality of gripping units, wherein the plurality of gripping units hold the aircraft panel such that the gripping units grip the edge portions of the aircraft panel, and the aircraft panel has a curved shape in cross section taken in a direction perpendicular to a one axis direction, the holding fixture is configured to be conveyable in a state of holding the aircraft panel, the plate-like member of the aircraft panel has a cut-out portion, and the holding fixture further includes: a plurality of second gripping units configured to grip an edge portion of the cut-out portion; and a second support body configured to support the plurality of second gripping units, the second support body being provided corresponding to the edge portion of the cut-out portion which is to be gripped by the plurality of second gripping units.

19 . The holding fixture according to claim 9 , wherein the gripping unit is formed of a toggle clamp which uses a toggle mechanism, and the gripping unit includes a rod-shaped pressing portion configured to press the aircraft panel, and a drive unit configured to move the pressing portion.

Assignees

• Mitsubishi Heavy Ind Ltd

Inventors

• Hirai Makoto
• Azuma Hiroki
• Goto Takuya
• Takeyama Sachio

Classifications

• B21J15/142

  Aerospace structures · CPC title

• B23Q3/065

  for holding workpieces being specially deformable, e.g. made from thin-walled or elastic material · CPC title

• B64C1/12

  Construction or attachment of skin panels · CPC title

• B64F5/10 Primary

  Manufacturing or assembling aircraft, e.g. jigs therefor · CPC title