CN116002039B

CN116002039B - Wallboard preassembled reconfigurable flexible frame

Info

Publication number: CN116002039B
Application number: CN202310084545.4A
Authority: CN
Inventors: 樊伟; 孟爽; 郑联语; 王鑫
Original assignee: Beihang University
Current assignee: Beihang University
Priority date: 2023-02-09
Filing date: 2023-02-09
Publication date: 2023-08-29
Anticipated expiration: 2043-02-09
Also published as: CN116002039A

Abstract

The application discloses a wallboard preassembled reconfigurable flexible frame, which comprises: base frame, auxiliary support beam subassembly, mouth frame, pilot lamp subassembly, slide rail subassembly and location binding clasp frame. The base frame is used for supporting the integral frame structure; the mouth frame is used for installing a frame main body functional module; the auxiliary support beam component is used for supporting the mouth frame; the indicator lamp assembly is used for guiding workers to carry out frame assembly and adjustment operation; the positioning clamp frame consists of a plurality of clamping plate assemblies of different types and plays a role in positioning and clamping skins and stringers of different types of wall plates; the sliding rail assembly is used for providing a mobile pair for the clamping plate assembly, so that the clamping plate assembly can move along the course, and the positioning block of the sliding rail assembly aims at positioning the course position of the clamping plate assembly. The application realizes the preassembly of the multi-type fuselage wall boards, the preassembly operation of the multi-type fuselage wall boards can be completed by one type of frame, and the application has the characteristics of simple operation, modularization, disassembly, easy storage and low cost, and improves the wallboard assembly efficiency.

Description

Wallboard preassembled reconfigurable flexible frame

Technical Field

The application relates to the technical field of aircraft process equipment, and particularly provides a wall plate preassembled reconfigurable flexible frame.

Background

Most of aviation manufacturing enterprises still adopt traditional customized welding type frames to assemble the aircraft wall boards, the special type frames have the problems of poor universality, irremovable structure, long processing preparation period and the like, and even if the assembling task of the wall boards of multiple types can be completed by replacing clamping boards, the operation is time-consuming and labor-consuming, the number of required clamping boards is large, and the manufacturing cost is high. The economy and the development period of the traditional frame can not meet the requirements of agile manufacturing and lean production of the airplane at present. The existing reconfigurable flexible type frame is an active type assembly type frame, a large number of linear motion mechanisms such as electric cylinders are adopted as a driving system, and flexible reconfigurable automatic assembly of various wall boards is realized by combining a digital control technology, a sensor technology and a computer technology, so that the structure design is complex, the debugging is time-consuming, the development cost is too high, the device is not suitable for being popularized and applied in a large scale in enterprises, and the device still needs to be replaced to realize tool type change, and is different from the traditional tool.

Disclosure of Invention

The application aims to provide a low-cost, modularized and passive wallboard preassembled reconfigurable flexible frame.

The technical scheme of the application is as follows: the wall plate preassembled reconfigurable flexible type frame comprises a bottom frame serving as a foundation of a whole structure of the type frame, wherein the left side support and the right side support of the bottom frame are composed of a framework beam, box-type joints and ground feet, 3 box-type joints are uniformly arranged along the length direction of the framework beam, and the middle support is only supported by the ground feet; the port frame is positioned above the base frame, convenient detachable fixed connection with the base frame is realized through the combined use of the agile joint and the positioning clamping pin, the port frame main body structure is formed by welding 5 skeleton beams, TB seats are arranged at four corners of the port frame and are used for establishing a frame coordinate system, and the side surfaces of the upper and lower skeleton beams of the port frame are respectively connected with a steel mounting plate through bolts; the auxiliary support beam component is positioned above the base frame, is symmetrically distributed on the left side and the right side of the frame, forms a main body structure of the auxiliary support beam component, and is conveniently and detachably and fixedly connected with the base frame and the mouth frame through combination of the agile joint and the positioning clamping pin; the indicator lamp assembly consists of a power switch, an indicator lamp and a PVC wire slot, wherein the indicator lamp is fixedly connected to the upper surface of the framework beam on the mouth frame; the sliding rail component is fixedly connected to the side surfaces of the upper and lower framework beams of the mouth frame and consists of a base plate, a positioning block, a guide rail and a sliding block, the guide rail is fixedly connected to the base plate, and the positioning blocks are sprayed with different colors in groups; the positioning clamp frame is composed of 8 clamping plate assemblies, and the clamping plate assemblies are fixedly connected with the sliding blocks into a whole and can freely slide along the guide rails; the corner seats of the clamping plate assemblies are fixedly connected with the sliding blocks so as to realize that the clamping plate assemblies slide along the guide rails, a component element library of the clamping plate assemblies comprises a base piece clamping plate, a skin lug positioner, a binding belt, a functional piece stringer positioner, a small clamping plate and a skin stop block, the clamping plates are sprayed with different colors in groups, the small clamping plate is fixedly connected with the clamping plates through refining bolts, the refining bolts can play a role in positioning and connecting, the clamping plate assemblies can be divided into functional clamping plate assemblies and supporting clamping plate assemblies according to the existence of the stringer positioners, the layout of the stringer positioners on each side of the clamping plate of the functional clamping plate assemblies corresponds to the distribution of the stringer positions of at least one type of aircraft panel to be assembled, and the supporting clamping plate assemblies are mainly used for positioning and supporting the skin and the skin tie plates and cannot clamp the stringers; the stringer positioners are fixedly connected to two sides of the clamping plate and comprise two types of flexible stringer positioners and special stringer positioners; the skin stop provides support for the skin to assist in skin racking;

in order to better realize the application, further, the flexible stringer positioner is fixedly connected to two side planes of the clamping plate through the cooperation of 2 bolts and 2 cylindrical pins, the flexible stringer positioner is composed of a chute base, a linear sliding block, balls, knob screws, knob plungers and clamping ends, wherein the clamping ends and the linear sliding block form a moving pair in a clearance fit mode, the linear sliding block and the chute base form the moving pair through the balls, positioning holes are formed in the surface of the linear sliding block and can be used for the knob plungers to be inserted and pulled out for positioning, the knob screws are tightly screwed and then contact with the clamping ends, the linear sliding block slides in a certain range along the chute base in an arc track, so that the clamping ends are driven to move to the positions where the stringers are located, the stringers clamping different types of aircraft panels are positioned and clamped, and the manufacturing cost of the flexible stringer positioner is high compared with that of the special stringer positioner, so that the number and the position distribution of the flexible stringer positioners are closely related to the types of aircraft panels to be assembled.

In order to better realize the application, the number of the indicator lamps of the indicator lamp assemblies is the same as that of the positioning blocks, the position distribution of the indicator lamps is the same as that of the positioning blocks on the transverse positions of the skeleton beams on the mouth frame, and the indicator lamps at a certain position indicate that the clamping plate assemblies are required to be installed at the position when the indicator lamps at the certain position are lighted.

Compared with the prior art, the application has the following advantages:

the application provides a reconfigurable flexible frame capable of completing preassembling of various aircraft wall boards, which has the characteristics of simple structural design, modularization, detachability, reconfigurability and flexibility, small occupied area, easy storage, low manufacturing cost and suitability for wide popularization and application.

Drawings

FIG. 1 is a schematic view of a reconfigurable flexible rack of the present application;

FIG. 2 is a schematic view of an aircraft panel according to the present application;

FIG. 3 is a schematic view of a base frame of the present application;

FIG. 4 is a schematic view of an auxiliary support beam assembly of the present application;

FIG. 5 is a schematic diagram of a mouthpiece in the present application;

FIG. 6 is a schematic view of a slide rail assembly according to the present application;

FIG. 7a is a schematic view of a positioning clamp frame of the present application;

FIG. 7b is a schematic view of a functional card assembly in a positioning clamp frame of the present application;

FIG. 7c is a schematic view of a support card assembly in a positioning clamp frame of the present application;

FIG. 8 is a schematic view of a flexible stringer positioner of the present application;

fig. 9 is a schematic view of an indicator light assembly according to the present application.

Wherein: 1-base frame, 2-auxiliary support beam assembly, 3-mouth frame, 4-indicator light assembly, 5-slide rail assembly, 6-locating block, 7-locating clamp frame, 8-skin pad, 9-skin, 10-stringer, 11-box joint, 12-foot, 13-skeleton beam, 14-locating clamp pin, 15-agile joint, 16-mounting plate, 17-TB seat, 18-pad, 19-slider, 20-guide rail, 21-clamp plate assembly, 22-corner seat, 23-special stringer positioner, 24-flexible stringer positioner, 25-skin stop, 26-small clamp plate, 27-skin lug positioner, 28-clamp plate, 29-strap, 30-refined bolt, 31-clamp end, 32-knob screw, 33-slide groove base, 34-knob plunger, 35-ball, 36-linear slider, 37-power switch, 38-indicator light, 39-PVC wire chase.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.

In the description of the present application, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the application.

As shown in fig. 2, which is a schematic diagram of an aircraft panel in the present application, stringers 10 and skin pads 8 of different types of aircraft panels have different position distributions, skins 9 have different lengths, and conventional special welding frames have poor versatility, and one type of frame cannot complete the preassembling operation of multiple types of aircraft panels, so the present application proposes a panel preassembling reconfigurable flexible frame.

Referring to fig. 1 to 9, the present embodiment provides a wall board preassembled reconfigurable flexible frame, which includes a bottom frame 1 as a foundation of a whole structure of the frame, wherein supports on the left and right sides of the bottom frame 1 are composed of frame beams 13, box-type joints 11 and foundation feet 12, 3 box-type joints 11 are uniformly arranged along the length direction of the frame beams 13, and the middle support is only dependent on the foundation feet 12; the mouth frame 3 is positioned above the base frame 1, convenient detachable fixed connection with the base frame 1 is realized through the combined use of the agile joint 15 and the positioning clamping pin 14, the main body structure of the mouth frame 3 is formed by welding 5 skeleton beams 13, TB seats 17 are arranged at four corners of the mouth frame 3, and the side surfaces of the upper skeleton beam 13 and the lower skeleton beam 13 of the mouth frame 3 are respectively provided with a steel mounting plate 16 through bolt connection; the auxiliary support beam component 2 is positioned above the base frame 1, is symmetrically distributed on the left side and the right side of the frame, and a plurality of skeleton beams 13 form a main body structure of the auxiliary support beam component, and form convenient detachable fixed connection with the base frame 1 and the mouth frame 3 through the combined use of the agile joint 15 and the positioning clamping pin 14; the indicator lamp assembly 4 consists of a power switch 37, an indicator lamp 38 and a PVC wire slot 39, wherein the indicator lamp 38 is fixedly connected to the upper surface of the upper framework beam 13 of the mouth frame 3; the sliding rail assembly 5 is fixedly connected to the side surfaces of the upper and lower frame beams 13 of the mouth frame 3, and consists of a base plate 18, a positioning block 6, a guide rail 20 and a sliding block 19, wherein the guide rail 20 is fixedly connected to the base plate 18, and the positioning blocks 6 are sprayed with different colors in groups; the positioning clamp frame 7 is composed of 8 clamping plate assemblies 21, and the clamping plate assemblies 21 and the sliding blocks 19 are fixedly connected into a whole and can freely slide along the guide rails 20; the corner seats 22 of the clamping plate assemblies 21 are fixedly connected with the sliding blocks 19 so as to realize that the clamping plate assemblies 21 slide along the guide rails 20, a component element library of the clamping plate assemblies 21 comprises a base member clamping plate 28, a skin lug positioner 27, a binding belt 29, a functional member stringer positioner, a small clamping plate 26 and a skin stop 25, the clamping plates are sprayed with different colors in groups, the small clamping plate 26 is fixedly connected with the clamping plate 28 through a refining bolt 30, and the clamping plate assemblies 21 can be divided into functional clamping plate assemblies and supporting clamping plate assemblies according to the existence of the stringer positioner; the stringer positioners are fixedly connected to both sides of the clamping plate 28 and comprise two types of flexible stringer positioners 24 and special stringer positioners 23.

Referring to fig. 1 to 9, in the present application, the flexible stringer positioner 24 is fixedly connected to two side planes of the clamping plate 28 through 2 bolts and 2 cylindrical pins, and is composed of a chute base 33, a linear slider 36, rollers 35, a knob screw 32, a knob plunger 34 and a clamping end 31, wherein the clamping end 31 and the linear slider 36 are in clearance fit to form a moving pair, the linear slider 36 and the chute base 33 form a moving pair through the rollers 35, a positioning hole is formed on the surface of the linear slider 36 for inserting and pulling the knob plunger 34, the knob screw 32 contacts with the clamping end 31 after being screwed, and the number and the position distribution of the flexible stringer positioner 24 and the distribution of the stringer 10 are closely related.

Referring to fig. 1 to 9, in the present application, the number of the indicator lamps 38 of the indicator lamp assembly 4 is the same as the number of the positioning blocks 6, and the position distribution of the indicator lamps 38 is the same as the transverse position distribution of the positioning blocks 6 relative to the frame beam 13 on the mouth frame 3.

The application method of the application is as follows, with reference to the accompanying drawings: the combination of the lighted indication lamps 38 corresponds to the type of the pre-assembled aircraft panel, the number of the lighted indication lamps 38 is the same as the type of the aircraft panel to be assembled, therefore, when the indication lamp 38 at a certain position is lighted, the indication lamp 38 at the certain position indicates that the clamping plate assembly 21 needs to be installed, and at the moment, the clamping plate assembly 21 with the same color as the positioning block 6 at the position corresponding to the lighted indication lamp 38 slides to the position of the corresponding positioning block 6 along the guide rail 20 and is fixed, thus the positioning of the clamping plate assembly 21 is completed for assembling the aircraft panel; according to the product characteristics of the aircraft panel to be assembled, two clamping plates 28 positioned on the left side and the right side of the positioning clamp frame 7 are provided with required skin lug positioners 27, and the clamping plates 28 are provided with required small clamping plates 26 or only the clamping plates 28 are tightly attached to the skin backing plates for positioning; stringer 10 is passed through clip 28 and placed in the groove, and then stringer 10 is hooked using a stringer positioner on the side of clip 28 corresponding to the position profile of stringer 10, and flexible stringer positioner 24 on the side of clip 28 is slid to the corresponding stringer 10 position to hook stringer 10; placing the skin 9 on the skin stop 25, then adjusting the position of the skin 9, and completing the positioning of the skin 9 by means of the skin lug positioner 27 and the clamping plate 28 profiles; tightening the straps 29 completes the skin 9 grip and finally the worker rivets to effect preassembly of the aircraft panel. Further, when other types of aircraft panels are assembled, the panel assemblies 21 of proper types and proper numbers are selected and combined according to the indication lamps 38, the panel assemblies 21 are moved to the corresponding positioning blocks 6 to be fixed, the stringer 10 is positioned and clamped by the stringer positioners on one side of the panel 28 corresponding to the position distribution of the stringer 10 of the aircraft panel to be assembled, meanwhile, the panel 28 on the left side and the right side of the positioning clamp frame 7 is provided with the skin lug positioners 27 corresponding to the aircraft panel to be assembled, and then the preassembly of the various types of aircraft panels can be realized according to the operation of the process flow.

The above embodiments are provided to illustrate the technical concept and features of the present application and are intended to enable those skilled in the art to understand the content of the present application and implement the same, and are not intended to limit the scope of the present application. All equivalent changes or modifications made in accordance with the spirit of the present application should be construed to be included in the scope of the present application.

Claims

1. The wall plate preassembled reconfigurable flexible type frame is characterized by comprising a mouth frame (3), an auxiliary support beam assembly (2), an indicator lamp assembly (4), a sliding rail assembly (5), a positioning clamp frame (7), a clamping plate assembly (21) and a bottom frame (1) serving as a frame integral structure foundation, wherein the left side and the right side of the bottom frame (1) are supported by a framework beam (13), box-type connectors (11) and foundation feet (12), the 3 box-type connectors (11) are uniformly arranged along the length direction of the framework beam (13), and the middle support is only supported by the foundation feet (12); the mouth frame (3) is positioned above the bottom frame (1), convenient and fast detachable fixed connection with the bottom frame (1) is realized through the combined use of the agile joint (15) and the positioning clamping pin (14), the main body structure of the mouth frame (3) is formed by welding 5 skeleton beams (13), TB seats (17) are arranged at four corners of the mouth frame (3), and the side surfaces of the upper skeleton beam (13) and the lower skeleton beam (13) of the mouth frame (3) are respectively provided with a steel mounting plate (16) through bolt connection; the auxiliary support beam component (2) is positioned above the bottom frame (1), is symmetrically distributed on the left side and the right side of the frame, a main body structure of the auxiliary support beam component is formed by a plurality of skeleton beams (13), and is detachably and fixedly connected with the bottom frame (1) and the mouth frame (3) through the combination of the agile joint (15) and the positioning clamping pin (14); the indicator lamp assembly (4) consists of a power switch (37), an indicator lamp (38) and a PVC wire slot (39), wherein the indicator lamp (38) is fixedly connected to the upper surface of the upper framework beam (13) of the mouth frame (3); the sliding rail assembly (5) is fixedly connected to the side surfaces of the upper framework beam (13) and the lower framework beam (13) of the mouth frame (3), the sliding rail assembly consists of a base plate (18), a positioning block (6), a guide rail (20) and a sliding block (19), the guide rail (20) is fixedly connected to the base plate (18), and the positioning blocks are sprayed with different colors in groups; the positioning clamp frame (7) is composed of 8 clamping plate assemblies (21), and the clamping plate assemblies (21) and the sliding blocks (19) are fixedly connected into a whole and can freely slide along the guide rail (20); the corner seats (22) of the clamping plate assembly (21) are fixedly connected with the sliding blocks (19) so as to realize that the clamping plate assembly (21) slides along the guide rails (20), a component element library of the clamping plate assembly (21) comprises clamping plates (28), skin lug positioners (27), binding bands (29), functional piece stringer positioners, small clamping plates (26) and skin check blocks (25), the clamping plates (28) are sprayed with different colors in groups, the small clamping plates (26) are fixedly connected with the clamping plates (28) through refining bolts (30), and the clamping plate assembly (21) can be divided into functional clamping plate assemblies and supporting clamping plate assemblies according to the existence of the stringer positioners; the stringer positioners are fixedly connected to two sides of the clamping plate (28) and comprise two types of flexible stringer positioners (24) and special stringer positioners (23);

the flexible stringer positioner (24) is fixedly connected to two side planes of the clamping plate (28) through 2 bolts and 2 cylindrical pins in a matched mode, the flexible stringer positioner consists of a chute base (33), linear sliding blocks (36), rollers (35), knob screws (32), knob plungers (34) and clamping ends (31), the clamping ends (31) and the linear sliding blocks (36) form a moving pair in a clearance fit mode, the linear sliding blocks (36) and the chute base (33) form the moving pair through the rollers (35), positioning holes are formed in the surface of the linear sliding blocks (36) for the knob plungers (34) to be inserted and pulled out for positioning, the knob screws (32) are in contact with the clamping ends (31) after being screwed, and the number and the position distribution of the flexible stringer positioner (24) are closely related to the distribution of the stringers (10);

the number of the indicator lamps (38) of the indicator lamp assembly (4) is the same as that of the positioning blocks (6), and the position distribution of the indicator lamps (38) is the same as that of the positioning blocks (6) relative to the transverse position distribution of the skeleton beam (13) on the mouth frame (3).