Numerical control attitude adjusting and positioning device for wing wallboard

Abstract

The utility model belongs to the technical field of aeronautical manufacturing, and particularly relates to a wing wallboard numerical control posture adjusting and positioning device which is composed of a four-axis numerical control posture adjusting mechanism, a shape maintaining plate, an adapter frame and a suction cup assembly. Before the wing wall plates are separated from the wall plate assembly fixture, the shape maintaining plates are connected with the wing wall plates, and each wing wall plate is provided with two shape maintaining plates; the wall plate provided with the shape-preserving plate is hoisted to a wing general assembly fixture, the wing general assembly fixture is connected with the transfer frame through bolt holes in the shape-preserving plate, and the suction cups are fixed to the wing wall plate, so that the wing wall plate is stably connected with the shape-preserving frame, and deflection and movement do not occur in the moving process; the adapter frame is arranged on the four-axis numerical control posture adjusting mechanism, and the spatial position of the adapter frame is adjusted through the four-axis numerical control posture adjusting mechanism so that the posture of the wing wallboard can be adjusted. The four-axis numerical control posture adjusting mechanism can achieve movement in four directions, the movement is transmitted to the wall plate through the shape preserving frame and the shape preserving plate, and adjustment of the posture of the wall plate is achieved. The wing assembly fixture is a part of a wing assembly fixture, can realize quick and accurate attitude adjustment and positioning of wing wallboards, and improves the wing appearance assembly accuracy.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of aviation manufacturing technology, and relates to a wing wallboard numerical control posture adjusting positioning device. BACKGROUND

[0002] The aircraft wing component is generally composed of upper wallboard, lower wallboard, spar, wing rib and other components, and the components are assembled together through rivets, bolts and other connecting pieces to form the wing component. When the wing is assembled, the assembly position precision of the components is required to be high, and generally, the assembly jigs are used to realize the positioning of the assembly components. The assembly positioning of the upper wallboard and the lower wallboard is a key element of the wing assembly. The conventional wallboard positioning mode is to use the manual mechanical device such as the profile clamping plate and the tensioning device to realize the positioning and profile accuracy of the wallboard. This positioning mode cannot realize the adjustment of the posture of the wallboard, the positioning precision is low, and the profile clamping plate needs to be manually opened or closed in the use process, so the labor intensity is high. UTILITY MODEL CONTENT

[0003] The utility model overcomes the problems that the traditional positioning mode needs to forcibly position the wing wallboard according to the profile clamping plate and the tensioning device, the assembly stress is large, and the positioning precision is low, and realizes the purpose that the wing wallboard can be accurately and quickly adjusted in posture and positioned in the general assembly process.

[0004] TECHNICAL SCHEME: In order to solve the posture adjusting positioning problem of the wing wallboard in the general assembly process of the wing component, the utility model designs a wing wallboard numerical control posture adjusting positioning device, which is characterized by being composed of a 4-axis numerical control posture adjusting mechanism, a profile maintaining plate, an adapter frame and a suction disc assembly.

[0005] Before the wing wallboard is separated from the wallboard assembly profile frame, the profile maintaining plate is connected with the wing wallboard, and two profile maintaining plates are respectively installed on each wing wallboard.

[0006] The wallboard provided with the profile maintaining plate is hung to the wing general assembly profile frame, is connected with the adapter frame through the bolt hole on the profile maintaining plate, the suction disc is fixed with the wing wallboard, the wing wallboard is stably connected with the profile maintaining frame, and in the moving process, the wing wallboard does not occur to be deflected and to be shifted.

[0007] The adapter frame is arranged on the 4-axis numerical control posture adjusting mechanism, the spatial position of the adapter frame is adjusted through the 4-axis numerical control posture adjusting mechanism, and then the adjustment of the posture of the wing wallboard is realized.

[0008] Further, the 4-axis numerical control posture adjusting mechanism is provided with a translation and rotation mechanism.

[0009] Further, the translation and rotation mechanism is provided with a limiting device on the two sides.

[0010] Further, the profile maintaining plate is a numerical control machining profile surface that is attached to the product, and the number is two.

[0011] Further, the shape-keeping plates are fixed on the adapter frame by connecting angle plates respectively.

[0012] Further, the shape-keeping plates are connected with the wing wall plates by process bolts, nuts and gaskets.

[0013] Further, the suction cup assembly comprises rubber bowls, a support frame and a support plate; the rubber bowls are evenly arranged on the support frame, and the support frame is fixed on the pose adjusting frame of the numerical control pose adjusting mechanism through the support plate.

[0014] Further, the numerical control pose adjusting mechanism comprises a guide rail, a pose adjusting frame, a joint, a motor and a screw rod; the pose adjusting frame is arranged on the translation mechanism through a rotating shaft, and the pose adjusting frame can rotate by a certain angle around the rotating shaft; the translation mechanism is arranged on the guide rail as a whole, and the horizontal position is adjusted by driving the screw rod by the motor.

[0015] Technical effects: Compared with the prior art, the wing upper wall plate and the wing lower wall plate are accurately and quickly positioned, the labor intensity of workers is reduced, and the automatic adjustment of the wall plate pose is realized.

[0016] Compared with the traditional positioning mode, the accuracy of the central wing shape is improved from ±0.5 mm to ±0.27 mm, and the wall plate opening and closing time is shortened from 10 minutes to 5 minutes. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the overall structure front view and left side view of the utility model;

[0018] Figure 2 is the isometric view of the adapter frame of the utility model;

[0019] Figure 3 is the structure isometric view of the shape-keeping plate and the adapter frame of the utility model;

[0020] Figure 4 is the 4-axis numerical control pose adjusting mechanism axial side view of the utility model;

[0021] Figure 5 is the suction cup assembly front view of the utility model;

[0022] Figure 6 is the pose adjusting frame axial side view of the utility model;

[0023] Fig. 7 is the pose adjusting frame axial side view of the utility model;

[0024] Among them, 1-4-axis numerical control pose adjusting mechanism, 2-shape-keeping plate, 3-adapter frame, 4-suction cup assembly, 5-guide rail, 6-pose adjusting frame, 7-joint, 8-motor, 9-screw rod, 10-rubber bowl, 11-support frame, 12-angle plate, 13-bolt, 14-nut, 15-gasket. Detailed Implementation

[0025] To more clearly illustrate the technical solutions of the embodiments of this utility model, the present utility model will be described in detail below with reference to the accompanying drawings or specific implementation examples. It should be noted that some (but not all) of the disclosed examples are shown in the drawings. In fact, many different examples can be described, and these examples should not be construed as limited to the examples set forth herein. Rather, these examples are described to better demonstrate the positive effects of this utility model, and all aspects not detailed herein are considered to be well-known or conventional techniques in the art.

[0026] See appendix Figure 1 , 2 This utility model is illustrated in the overall structural diagram of one embodiment. The product to which this utility model is applied is the central wing assembly. Its specific structure includes: a 4-axis CNC attitude adjustment mechanism 1, a molded plate 2, an adapter frame 3, and a suction cup assembly 4. The 4-axis CNC attitude adjustment mechanism 1 consists of a guide rail 5, an attitude adjustment frame 6, a connector 7, a motor 8, and a lead screw 9. The 4-axis CNC attitude adjustment mechanism 1 comprises translational mechanisms in the X, Y, and Z directions and a rotational mechanism around the Z1 axis, driven by a servo motor. The molded plate 2 is CNC machined, with a surface consistent with the wall panel's shape. The molded plate is connected and fixed to the adapter frame, and the molded plate is connected to the product wall panel via process bolts. The adapter frame 3 is an integrally welded structure, connected to both the molded plate 2 and the attitude adjustment frame 6 of the 4-axis CNC attitude adjustment mechanism 1. The suction cup assembly 4 consists of a rubber cup 10, a bracket 11, and a corner plate 12, using compressed air to adsorb the product wall panel. Usage:

[0027] ① Fix the conformal molding sheet to the product wall panel using process bolts;

[0028] ② Secure the conformal plate to the adapter frame;

[0029] ③ Use suction cups to attach the product;

[0030] ④ The 4-axis CNC attitude adjustment mechanism analyzes the difference between the actual position and attitude of the wall panel and the theoretical position and attitude based on the measurement data of the laser tracker. Based on the analysis and calculation, it determines the translational distance in the X, Y and Z directions and the rotation angle around the Z1 axis of the CNC attitude adjustment mechanism.

[0031] The above specific embodiments or cases are only used to explain and illustrate the technical solutions of the present application, and are not intended to limit the present application, and the parts not described in detail are regarded as conventional technical means or common knowledge in the art; It can be understood by those skilled in the art that: based on the design idea of the present application, the technical solutions recorded in the foregoing embodiments can be modified adaptively, or some or all of the technical features can be replaced by equivalents, and these modified, equivalent, adaptive improved technical solutions do not deviate from the technical essence of the present application, and should be covered within the protection scope of the present application.

Claims

1. A wing panel attitude adjustment positioning device, characterized by, The posture adjusting mechanism is composed of a 4-axis numerical control posture adjusting mechanism, a shape-keeping plate, an adapter frame and a suction cup assembly. The shape-keeping plate is connected with the wing wall plate before the wing wall plate is separated from the wall plate assembling jig. The wall plate with the shape-keeping plate is hoisted to the wing assembling jig, connected with the adapter frame through the bolt holes on the shape-keeping plate, and fixed with the suction cup assembly, so that the wing wall plate is stably connected with the shape-keeping plate, and no deviation or displacement occurs during the movement. The adapter frame is arranged on the 4-axis numerical control posture adjusting mechanism, and the spatial position of the adapter frame is adjusted through the 4-axis numerical control posture adjusting mechanism, so as to adjust the position and posture of the wing wall plate.

2. The wing panel attitude positioning device according to claim 1, wherein: The translational and rotational mechanism is arranged on the 4-axis numerical control posture adjusting mechanism.

3. The wing panel attitude positioning apparatus according to claim 2, wherein: The translational and rotational mechanism is arranged on the 4-axis numerical control posture adjusting mechanism.

4. The wing panel attitude positioning apparatus according to claim 1, wherein: The shape-keeping plate is a numerical control machined surface which is attached to the product, and the number of the shape-keeping plate is two.

5. The wing panel attitude positioning apparatus according to claim 4, wherein: The shape-keeping plate is fixed on the adapter frame through the connecting angle plate.

6. The wing panel attitude positioning apparatus according to claim 5, wherein: The shape-keeping plate is connected with the wing wall plate through the process bolt, nut and gasket.

7. The wing panel attitude positioning apparatus of claim 1, wherein The suction cup assembly comprises a rubber bowl, a support, a support plate, and a plurality of rubber bowls are uniformly arranged on the support, the support is fixed on the posture adjusting frame of the numerical control posture adjusting mechanism through the support plate.

8. The wing panel attitude positioning apparatus of claim 1, wherein, The numerical control posture adjusting mechanism comprises a guide rail, a posture adjusting frame, a joint, a motor and a lead screw, the posture adjusting frame is arranged on the translational and rotational mechanism through a rotating shaft, the posture adjusting frame can rotate by a certain angle around the shaft, the translational and rotational mechanism is arranged on the guide rail, and the horizontal position is adjusted through the motor and the lead screw.

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