阅读说明：本技术 一种飞机机体下表面壁板调姿定位方法 (Attitude adjusting and positioning method for wall plate on lower surface of airplane body ) 是由 邹春喜 邓长喜 梁青霄 杨力 陈程 于 2021-05-19 设计创作，主要内容包括：一种飞机机体下表面壁板调姿定位方法:1)有一个保形工装,保形工装上表面设有保形结构,该保形结构与飞机机体下表面壁板的外形匹配,保形工装框架的下表面设有多个工艺接头,2)有一个调姿平台,调姿平台上设有多个的数控定位器,数控定位器的上端有与保形工装下表面工艺接头匹配的球窝；3)将飞机基体下表面壁板放置在保形工装上表面的保形结构上定位；4)将保形工装放置在调姿平台上,使保形工装下表面的工艺接头对接在数控定位器上端的球窝内；5)通过数控定位器调整保形工装及飞机机体下表面壁板的姿态。(A method for adjusting and positioning the posture of a wallboard on the lower surface of an airplane body comprises the following steps that 1) a shape-preserving tool is arranged, the upper surface of the shape-preserving tool is provided with a shape-preserving structure, the shape-preserving structure is matched with the shape of the wallboard on the lower surface of the airplane body, the lower surface of a frame of the shape-preserving tool is provided with a plurality of process connectors, 2) a posture adjusting platform is arranged, a plurality of numerical control positioners are arranged on the posture adjusting platform, and the upper ends of the numerical control positioners are provided with ball sockets matched with the process connectors on the lower surface of the shape-preserving tool; 3) placing the wall plate on the lower surface of the airplane substrate on the shape-preserving structure on the upper surface of the shape-preserving tool for positioning; 4) placing the shape-preserving tool on the posture adjusting platform, and butting a process connector on the lower surface of the shape-preserving tool in a ball socket at the upper end of the numerical control positioner; 5) and adjusting the postures of the shape-preserving tool and the wall plate on the lower surface of the airplane body through the numerical control positioner.)

1. A method for adjusting and positioning the posture of a wallboard on the lower surface of an airplane body is characterized by comprising the following contents of 1) a shape-preserving tool is arranged, the shape-preserving tool is of a frame structure, the shape-preserving structure is arranged on the upper surface of the frame of the shape-preserving tool and is matched with the shape of the wallboard on the lower surface of the airplane body, a plurality of process connectors are arranged on the lower surface of the frame of the shape-preserving tool, and a plurality of posture-adjusting measuring points are arranged on the outer side of the frame of the shape-preserving tool; 2) the upper end of the numerical control positioner is provided with a ball socket matched with a process joint on the lower surface of the shape-preserving tool; 3) placing the wall plate on the lower surface of the airplane substrate on the shape-preserving structure on the upper surface of the shape-preserving tool for positioning; 4) placing the shape-preserving tool on the posture adjusting platform, and butting a process connector on the lower surface of the shape-preserving tool in a ball socket at the upper end of the numerical control positioner; 5) and adjusting the shape-preserving tool and the aerial posture of the wall plate on the lower surface of the airplane body through the numerical control positioner.

2. The method for adjusting and positioning the orientation of the wallboard on the lower surface of the airplane body according to claim 1, wherein the shape-preserving structure on the upper surface of the shape-preserving tool frame comprises a plurality of shape clamping plates, a plurality of vacuum chucks and a plurality of lug positioners, the upper surface of the shape clamping plates is matched with the shape of the wallboard on the lower surface of the airplane body, the vacuum chucks are arranged beside the shape clamping plates, the height of the vacuum chucks is matched with the upper surface of the shape clamping plates, the vacuum chucks suck the wallboard on the lower surface of the airplane body to be attached to the upper surface of the shape clamping plates, the lug positioners are arranged on the outer side of the shape-preserving tool frame, and positioning holes are arranged at the top ends of the lug positioners and correspond to the positioning lugs on the wallboard on the lower surface of the airplane body.

3. The method for adjusting and positioning the attitude of the wall plate on the lower surface of the airplane body according to claim 1, wherein the attitude adjusting platform is an attitude adjusting installation vehicle, the top of the attitude adjusting installation vehicle is the attitude adjusting platform, guardrails are arranged around the attitude adjusting platform, and movable casters are arranged on the attitude adjusting installation vehicle.

Technical Field

The application relates to the technical field of airplane assembly, in particular to a posture adjusting and positioning method for a wallboard on the lower surface of an airplane body.

Background

The requirement on the gap, the step difference and the pneumatic appearance of the outer surface of the airplane body is high, and the assembly stress and the deformation are easily generated when the wall plate on the lower surface of the airplane body is positioned by adopting a traditional tool, so that the gap, the step difference and the pneumatic appearance of the skin are out of tolerance.

At present, the location of aircraft organism lower surface wallboard mainly adopts a plurality of independent numerical control locators to transfer the appearance to accomplish, the ball socket structure on the numerical control locator directly links to each other with the technology joint on the lower surface wallboard, the locator is transferring appearance location in-process, because locator synchronism difference, and lack the shape preservation to the wallboard, assembly stress and wallboard deformation are difficult to effective control, influence the pneumatic appearance of wallboard, in addition, every wallboard all needs frock locator installation technology to connect, demolish technology joint after the assembly is accomplished, mend and rivet, the process is loaded down with trivial details, increase work load.

Disclosure of Invention

In order to solve the problems existing in the prior art in the assembly of the lower wall plate in the aircraft production, the application aims to provide a posture-adjusting and positioning method for the wall plate on the lower surface of an aircraft body.

A method for adjusting and positioning the posture of a wallboard on the lower surface of an airplane body is characterized by comprising the following contents of 1) a shape-preserving tool is arranged, the shape-preserving tool is of a frame structure, the shape-preserving structure is arranged on the upper surface of the frame of the shape-preserving tool and is matched with the shape of the wallboard on the lower surface of the airplane body, a plurality of process connectors are arranged on the lower surface of the frame of the shape-preserving tool, and a plurality of posture-adjusting measuring points are arranged on the outer side of the frame of the shape-preserving tool; 2) the upper end of the numerical control positioner is provided with a ball socket matched with a process joint on the lower surface of the shape-preserving tool; 3) placing the wall plate on the lower surface of the airplane substrate on the shape-preserving structure on the upper surface of the shape-preserving tool for positioning; 4) placing the shape-preserving tool on the posture adjusting platform, and butting a process connector on the lower surface of the shape-preserving tool in a ball socket at the upper end of the numerical control positioner; 5) and adjusting the shape-preserving tool and the aerial posture of the wall plate on the lower surface of the airplane body through the numerical control positioner.

The shape preserving structure of shape preserving tool frame upper surface contain a plurality of appearance cardboards, a plurality of vacuum chuck and a plurality of auricle locator, the upper surface of appearance cardboard match with aircraft organism lower surface wallboard appearance, vacuum chuck sets up the side at the appearance cardboard, vacuum chuck's height matches with the upper surface of appearance cardboard, vacuum chuck adsorbs aircraft organism lower surface wallboard, makes its laminating at the upper surface of appearance cardboard, the auricle locator set up in the shape preserving tool frame outside, auricle locator top is equipped with the locating hole, this locating hole corresponds with the location auricle position on the aircraft organism lower surface wallboard.

This application passes through auricle locating hole location with organism lower surface wallboard and shape preserving frock, and vacuum chuck and appearance cardboard assistance-localization real-time on the shape preserving frock through on-vehicle appearance location platform adjustment shape preserving frock of transferring, accomplish the appearance location of transferring of organism lower surface wallboard.

The beneficial effect of this application lies in: 1) the shape-preserving tool and the wall plate on the lower surface of the airplane body determine relative positions through the lug holes, the shape clamping plate and the vacuum chuck, and the shape of the shape-preserving tool is adjusted through the vehicle-mounted position adjusting and positioning platform, so that the position adjusting and positioning method of the wall plate on the lower surface of the airplane body is realized. 2) The shape-preserving tool is adopted to position the wall plate on the lower surface of the aircraft body by taking the outer skin of the wall plate as a reference, so that the deformation of the skin caused by stress generated when the wall plate is positioned in a posture adjusting manner is avoided, and meanwhile, the pneumatic appearance of the wall plate on the lower surface of the aircraft body is better ensured. 3) The numerical control positioner is connected with the upper ball head of the shape-preserving tool, so that the process joint is prevented from being installed and removed, and the assembly workload is reduced. 4) The posture-adjusting positioning platform is used for adjusting and positioning the shape-preserving tool of the wallboard, the shape-preserving tool shape clamping plate and the vacuum chuck can guarantee the pneumatic shape of the wallboard on the lower surface of the machine body, the shape-adjusting positioning shape-preserving tool replaces a direct shape-adjusting positioning wallboard, the assembling stress of the posture-adjusting positioning process is reduced, and the deformation of the wallboard caused by the stress of the posture-adjusting positioning process is avoided. 4) Many numerical control locators are on same on-vehicle accent appearance locating platform, and the removal of being convenient for is changed different shape preserving frocks, can realize the accent appearance location of different organism lower surface wallboards, has general popularization nature to the accent appearance location of organism lower surface wallboard.

The present application is described in further detail below with reference to the accompanying drawings of embodiments:

drawings

FIG. 1 is a shape-preserving tool for a wallboard on the lower surface of an aircraft body.

FIG. 2 is a schematic diagram showing the relationship between the profile clamping plate and the vacuum chuck of the conformal tool.

Fig. 3 is a schematic diagram of a method for adjusting and positioning the attitude of a wall plate on the lower surface of an aircraft body.

The numbering in the figures illustrates: 1 shape-preserving tool, 2 vacuum chucks, 3 appearance clamping plates, 4 lug locators, 5 process connectors, 6 attitude adjusting platforms, 7 numerical control locators and 8 airplane body lower surface wall plates.

Detailed Description

Referring to the attached drawings, in the method for adjusting and positioning the posture of the wallboard on the lower surface of the airplane body, a shape-preserving tool is required to be used in the implementation, as shown in fig. 1, the shape-preserving tool 1 is of a frame structure, the frame shape of a common people tool is matched with the wallboard 8 on the lower surface of the airplane body, the upper surface of the frame of the shape-preserving tool 1 is provided with a shape-preserving structure, the shape-preserving structure is matched with the shape of the wallboard on the lower surface of the airplane body, in the embodiment shown in fig. 1, the shape-preserving structure comprises a plurality of shape clamping plates 2, a plurality of vacuum chucks 3 and a plurality of lug positioners 4, the upper surface of the shape clamping plates 2 is matched with the shape of the wallboard 8 on the lower surface of the airplane body, the vacuum chucks 3 are arranged beside the shape clamping plates 2, the height of the vacuum chucks 3 is matched with the upper surface of the shape clamping plates 2, the vacuum chucks 3 adsorb the wallboard 8 on the lower surface of the airplane body to be attached to the upper surface of the shape clamping plates 2, the lug positioner 4 is arranged on the outer side of the frame of the shape-preserving tool 1, and a positioning hole is arranged at the top end of the lug positioner 4 and corresponds to the position of the positioning lug on the periphery of the wall plate 8 on the lower surface of the airplane body. The lower surface of the framework of the shape-preserving tool 1 is provided with a plurality of process connectors 5, and the outer side of the framework of the shape-preserving tool is also provided with a plurality of posture-adjusting measuring points which are used for measuring the aerial posture of the wall plate 8 on the lower surface of the aircraft body and the shape-preserving tool in the assembling process;

the shape-preserving tool 1 is matched with a posture adjusting platform 6 for use, a plurality of numerical control positioners 7 are arranged on the posture adjusting platform 6, and ball sockets matched with process joints on the lower surface of the shape-preserving tool are arranged at the upper ends of the numerical control positioners 7.

When the attitude adjusting and positioning of the wallboard on the lower surface of the airplane body are carried out, firstly, the wallboard 8 on the lower surface of the airplane body is placed on the shape preserving structure on the upper surface of the shape preserving tool 1 for positioning, the vacuum chuck 3 adsorbs the outer skin of the wallboard 8 on the lower surface of the airplane body to enable the outer skin to be attached to the upper surface of the shape preserving chuck plate 2, and then the positioning lug on the outer side of the wallboard 8 on the lower surface of the airplane body is connected with the positioning lug on the shape preserving tool in a positioning mode, so that the wallboard 8 on the lower surface of the airplane body is tightly connected with the shape preserving tool into an integral structure, the rigidity of the wallboard 8 on the lower surface of the airplane body is increased, and the deformation of the wallboard 8 on the lower surface of the airplane body in the attitude adjusting engineering is avoided; then the shape-preserving tool 1 is placed on the posture adjusting platform 6, so that the process joint 5 on the lower surface of the shape-preserving tool 1 is butted in a ball socket at the upper end of the numerical control positioner 7; and finally, adjusting the shape-preserving tool and the aerial posture of the wall plate on the lower surface of the airplane body through the numerical control positioner. And after the posture adjusting assembly is finished, separating the shape-preserving tool 1 from the wall plate 8 on the lower surface of the airplane body.