Comprehensive training table for gluing skill training

Abstract

The utility model discloses a comprehensive training table for gluing skill training, which comprises a comprehensive training table frame, a skin seam gluing training module table plate and a section lap seam gluing training module table plate, the comprehensive training rack is used for training trainees to perform comprehensive operation capability of airflow leveling at the splicing position of the aircraft surface skin, fuel oil side corner filling and packaging sealing of an overall oil tank or a narrow space, pressure side fitting at the joint position of various plate surfaces, and gluing and sealing treatment of corner filling and packaging. The training platform is designed to be of a frame two-face structure and has two stations. Two trainees can be accommodated at the same time to simulate air flow flatness at skin splicing positions of an airplane body and wings in various pitching states, and pressure side fitting, angle filling and packaging at joint positions of an integral oil tank or a narrow space and various plate surfaces to perform gluing sealing skill training, so that fitting surface sealing and fastener sealing are mastered; the operation process and method of seam sealing and corner filling sealing can be achieved, and comprehensive skill assessment can be conducted on trainees through a training rack.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of aircraft assembly teaching, and particularly relates to a comprehensive training platform for glue applying skill training. BACKGROUND

[0002] Glue applying sealing of the pressure side bonding, filleting and packing of the skin splicing part in various pitch states, the overall fuel tank or narrow space and the various plate joint parts of the aircraft fuselage and wing is a basic skill that aircraft assembly and maintenance personnel must master, and is also an important content of basic skill training of aircraft maintenance training institutions.

[0003] At present, in the process of aviation maintenance teaching, the installation training equipment for aircraft structure sealing of training institutions has many disadvantages in actual use, some of which have relatively simple functions and can only perform one or two simple glue applying processes, some of which have relatively complete functions but have single skill training modes, and students cannot practically understand the difficulties and key points of glue applying processes on the aircraft in the practice process. UTILITY MODEL CONTENTS

[0004] The utility model provides a comprehensive training platform for glue applying skill training, which can enable students to complete glue applying sealing of the skin splicing part, the internal structure part of the fuselage and the wing and the various plate joint parts in multiple angles.

[0005] The utility model provides a comprehensive training platform for glue applying skill training, which comprises a comprehensive training platform, a skin seam glue applying training module board 12 and a profile lap seam glue applying training module board 13.

[0006] The comprehensive training platform is of a frame structure and comprises a hand wheel 1, a speed reduction mechanism 2, a stop mechanism 3, a box type mounting frame 4, a central shaft 5, an intermediate connecting beam 6, a bottom beam 7, an inclined brace 8, a tool tray support seat 9, a tool tray 10 and two upright columns 11.

[0007] The hand wheel 1 is connected with the speed reduction mechanism 2, the speed reduction mechanism 2 is fixed to the upper end of one side upright column 11, and the stop mechanism 3 is fixed to the surface of one side upright column 11.

[0008] The bottom of the column 11 is provided with a bottom beam 7, and the column 11 and the bottom beam 7 are provided with a diagonal brace 8, the middle connecting beam 6, the bottom beam 7, the diagonal brace 8 and the column 11 are welded into one body by square steel pipes, the tool supporting seat 9 is fixed on one side of the column 11, the tool supporting plate 10 and the tool supporting seat 9 are connected together through a folding mechanism, and the tool supporting plate 10 is used for placing training tools and various accessories.

[0009] The skin sewing and gluing training module table plate 12 comprises an open skin 14, an open skin cover plate 15, an air speed pipe dummy 16, a butt joint skin I 17, a butt joint skin II 18 and a butt joint skin III 19.

[0010] The open skin cover plate 15 and the air speed pipe dummy 16 are fixed into one body by bolts, and then are fixed on the inner supporting plate of the open skin 14 by screws; the open skin 14, the butt joint skin I 17, the butt joint skin II 18 and the butt joint skin III 19 are fixed on the box type mounting frame 4 by screws.

[0011] The profile lap joint and butt joint plate sewing and gluing training module table plate 13 comprises a web plate 20, a single ear supporting plate 21, a butt joint profile 22, a tooth-shaped bottom plate 23, a thick lining plate 24, a thin lining plate 25, a tooth-shaped butt joint plate 26, a reinforcing profile 27, a connecting profile 28 and a lap joint profile 29.

[0012] The web plate 20 is made of 3mm aluminum plate and is fixed on the box type mounting frame 4 by screws, the single ear supporting plate 21 is made of steel plate by tailor welding, and after processing, the surface is sprayed and fixed on the web plate 20 by bolts, the butt joint profile 22 is made of 5mm thick L-shaped aluminum profile and is connected to the web plate by a hexagonal center clamp, the tooth-shaped bottom plate 23 and the tooth-shaped butt joint plate 26 are made of 2mm aluminum plate by numerical control processing and cutting and are fixed on the web plate by high lock bolts, the thick lining plate 24 is made of 5mm thick aluminum plate and is fixed on the tooth-shaped bottom plate by screws, the thin lining plate 25 is made of 3mm thick aluminum plate and is fixed on the tooth-shaped bottom plate by high lock bolts, the reinforcing profile 27 is made of 2mm stainless steel plate by bending process and is Z-shaped, and is fixed on the web plate by a hexagonal center clamp, the connecting profile 28 is made of 5mm thick L-shaped profile and is fixed on the web plate by screws, and the lap joint profile 29 is made of aluminum block and is connected to the web plate by a hexagonal center clamp and a bolt.

[0013] Optionally, the frame of the comprehensive training rack is composed of 80mm*80mm*5mm square tubes which are combined and welded.

[0014] Optionally, the box type mounting frame 4 is made of 3mm steel plate by shearing and bending to form different shapes, and then is combined and welded.

[0015] Optionally, the skin plates are all made of 3mm aluminum plate and are subjected to natural aluminum oxidation treatment after processing.

[0016] Optionally, the webs and the aluminum plates of various types fixed thereon are subjected to natural aluminum oxidation treatment.

[0017] Optionally, the tool supporting plate is made of 2mm thick steel plate and 30mm*30mm*2mm square tube combined and welded.

[0018] The utility model provides a kind of comprehensive training platform for gluing skill training, design is double-sided structure, 2 stations, 2 students can be simultaneously accommodated to carry out the airflow flat of aircraft surface skin splicing, overall fuel tank or narrow space fuel side fillet and package sealing and the pressure side of a variety of plate joint place Stick together sealing, fastener wet installation, fillet sealing and package sealing are carried out gluing treatment training, and student can be skill examined by training platform.Reach the efficiency of improving training, so that the operator of relevant skill can complete work task in production site high quality and high speed effect. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is comprehensive training platform structure schematic diagram;

[0020] Figure 2 It is skin seam gluing training module platform schematic Figure One ;

[0021] Figure 3 It is skin seam gluing training module platform schematic Figure Two ;

[0022] Figure 4 It is profile lap joint seam gluing training module platform schematic diagram;

[0023] Figure 5 It is skin seam gluing training panel schematic diagram;

[0024] Figure 6 It is profile lap joint seam gluing training panel schematic diagram;

[0025] BRIEF DESCRIPTION OF DRAWINGS

[0026] 1-hand wheel;2-reduction mechanism;3-stop mechanism;4-box type mounting frame;5-center shaft;6-intermediate connecting beam;7-bottom beam;8-inclined brace;9-tool supporting plate support seat;10-tool supporting plate;11-stand column;12-skin seam gluing module training platform;13-profile lap joint and butt joint plate seam gluing module training platform;14-opening skin;15-opening skin cover plate;16-airspeed tube dummy;17-butt joint skin I;18-butt joint skin II;19-butt joint skin III;20-web;21-single ear support plate;22-butt joint profile;23-tooth-shaped bottom plate;24-thick lining plate;25-thin lining plate;26-tooth-shaped butt joint plate;27-strengthening profile;28-connecting profile;29-lap joint profile. Detailed Implementation

[0027] To make the objectives, technical solutions, and advantages of the embodiments of this utility model clearer, the technical solutions of the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0028] The features and illustrative embodiments of various aspects of this utility model will now be described in detail. In the following detailed description, numerous specific details are set forth in order to provide a comprehensive understanding of this utility model. However, it will be apparent to those skilled in the art that this utility model can be practiced without requiring some of these specific details. The following description of embodiments is merely intended to provide a better understanding of this utility model by illustrating examples of it. This utility model is by no means limited to any specific arrangements and methods set forth below, but covers any improvements, substitutions, and modifications to the structure, method, and apparatus without departing from the spirit of this utility model. In the accompanying drawings and the following description, well-known structures and techniques are not shown to avoid unnecessarily obscuring this utility model.

[0029] It should be noted that, where there is no conflict, the embodiments of this utility model and the features therein can be combined with each other, and the various embodiments can be referenced and cited in turn. The present utility model will now be described in detail with reference to the accompanying drawings and embodiments.

[0030] The present invention will be further described in detail below with reference to the embodiments and accompanying drawings, but the implementation of the present invention is not limited thereto.

[0031] like Figures 1 to 6 As shown, a comprehensive training platform for adhesive application skills training includes a comprehensive training platform frame, a skin seam adhesive application training module platform 12, and a profile overlap seam adhesive application training module platform 13.

[0032] The integrated training platform is a frame structure, comprising a handwheel 1, a reduction mechanism 2, a stop mechanism 3, a box-shaped mounting frame 4, a central shaft 5, an intermediate connecting beam 6, a bottom beam 7, diagonal braces 8, a tool tray support 9, a tool tray 10, and uprights 11. Wheels are installed at the four corners below the bottom beam. The handwheel 1 is connected to the reduction mechanism 2, which is fixed to the upper end of one upright 11. The stop mechanism 3 is fixed to the side surface of one upright 11. The box-shaped mounting frame 4 is fixed between the two uprights via the central shaft 5. By rotating the handwheel of the reduction mechanism, which cooperates with the stop mechanism, the box-shaped mounting frame can be fixed at any angle from 0-360°. The intermediate connecting beam 6, bottom beam 7, diagonal braces 8, and uprights 11 are welded together from square steel tubing. The tool tray support 9 is fixed to one side of the uprights, and the tool tray 10 is connected to the tool tray support via a folding mechanism.

[0033] The training platform 12 for skin seam adhesive application consists of an open skin 14, an open skin cover 15, a pitot tube dummy 16, and mating skins I, II, and III 19. The open skin cover 15 is bolted to the pitot tube dummy 16 and then screwed onto the inner support plate of the open skin 14. The open skin 14, mating skins I, II, and III are fixed to the box-type mounting frame with screws. All skin panels are cut from 3mm aluminum plates and then subjected to a natural aluminum anodizing treatment after processing.

[0034] The training module platform 13 for profile overlap and butt joint adhesive application consists of a web plate 20, a single-ear support plate 21, a butt joint profile 22, a toothed base plate 23, a thick liner plate 24, a thin liner plate 25, a toothed butt joint plate 26, a reinforcing profile 27, a connecting profile 28, and an overlap profile 29. The web plate 20 is made of 3mm aluminum sheet and is fixed to the box-type mounting frame with screws. The single-ear support plate 21 is made of welded steel plate, processed, and then powder-coated before being fixed to the web plate with bolts. The butt joint profile 22 is made of 5mm thick L-shaped aluminum profile and is connected to the web plate using hexagonal through-hole clamps. The toothed base plate 23 and the toothed butt joint plate 26 are CNC-machined from 2mm aluminum sheet and fixed to the web plate with high-strength bolts. The thick liner plate 24 is made of 5mm thick aluminum sheet and is fixed to the toothed base plate with screws. The thin liner plate 25 is made of 3mm thick aluminum sheet and is fixed to the toothed base plate with high-strength bolts. Reinforcing profile 27 is made of 2mm stainless steel sheet, bent into a Z shape, and fixed to the web plate using hexagonal through-hole clamps. Connecting profile 28 is made of 5mm thick L-shaped profile and fixed to the web plate with screws. Overlapping profile 29 is made of aluminum block, processed and then connected to the web plate using hexagonal through-hole clamps and bolts. The web plate and all aluminum fittings fixed to it are given a natural aluminum anodizing treatment.

[0035] Airflow fairing of aircraft skin joint, integral tank or narrow space fuel side fillet and sealant encapsulation, pressure side sealant encapsulation of various panel joints, wet installation of fasteners, fillet sealant encapsulation and sealant encapsulation.

[0036] First, before training, personal protection is done well, wear protective clothing, wear goggles, protective mask and rubber gloves.

[0037] Comprehensive training 1 carries out the airflow fairing of the skin joint on the skin joint coating training module table board 12. The rotatable hand wheel 1 places the table board in the vertical or pitching state, simulates the upper and lower surfaces of the fuselage and wing, and locks the stop mechanism 3. First, clean the skin surface with a clean cloth, then clean the joint and the surrounding area of about 150mm with a cloth wetted with cleaning solvent, and dry the cleaned surface in time with a dry cloth in one direction. Along the opening skin 14, opening skin cover plate 15, butt joint skin I 17, butt joint skin II 18, butt joint skin III 19 joint two sides edge and air speed tube dummy 16 and opening skin cover plate 15 connection place (bottom width ≥6.35mm, vertical edge height ≥6.35mm) according to the aerodynamic surface paste protection tape. Use high pressure air injection gun to push the mixed B type sealant vertically or more than 45° to the joint. Use a flat scraper to press on both sides of the paper tape to extrude and scrape the protruding sealant, ensure that the sealant is flush without protrusion, interval and bubble, the concave is not more than 0.5mm, remove the paper tape, ensure that the edge is smooth and neat without residue and wire drawing; Use a shaping spatula to trim the connection between the air speed tube dummy 16 and the opening skin cover plate 15, ensure that the sealant surface is smooth and flat, without concave, gap, bubble, metal exposure, remove the paper tape, the sealant edge is smooth and neat, there should be no concave, vertical edge and residual sealant.

[0038] Comprehensive training 2 carries out the pressure side sealant encapsulation of various panel joints, wet installation and sealant encapsulation of fasteners, fillet sealant encapsulation on the profile lap joint and butt joint plate joint coating training module table board 13. The rotatable hand wheel 1 places the table board in the vertical or flat state, simulates the internal structure of the fuselage and wing, and locks the stop mechanism 3.

[0039] 1. Remove the hexagonal cross pin and fastening bolt on the butt joint profile 22 and reinforcing profile 27, and place the butt joint profile 22, reinforcing profile 27, hexagonal cross pin and fastening bolt on the tool tray 10. Clean the construction surface with a clean cloth, and then clean the bonding surface and the surrounding area of the bonding surface to a range of about 150 mm with a cloth wetted with a cleaning solvent, and immediately wipe the cleaned surface in one direction with a dry cloth. Apply the primer (or base coat) on the bonding surface and the surrounding area of the bonding surface to a range of about 10 mm as required, and naturally dry for 15-30 min. Use a high-pressure air injection gun to continuously and uniformly extrude the mixed Class C sealant in an S shape on the bonding surface of the butt joint profile 22 and reinforcing profile 27, and uniformly apply the sealant with a plastic scraper or rubber roller in one direction, with a thickness of not less than 0.005 in (0.127 mm), to ensure that it is flat, bubble-free, gap-free and step-free, and that there is no metal exposed. First, pre-fill the gap formed by the web 20, connecting profile 28 and lap joint profile 29 with Class B sealant, and then use the hexagonal cross pin to position and bond the butt joint profile 22 and reinforcing profile 27 on the web 20. Uniformly apply the sealant on the fastening bolt rod, observe through the frame bottom observation hole, and then wet install the fastening bolt from the inside of the web 20, and wipe off the sealant on the threads with a cloth wetted with a cleaning solvent. Use a 10# open wrench with a ratchet wrench to tighten the fastening bolt, maintain a certain tightening torque, wait for not less than 5 min, and then tighten it again. Ensure that the sealant is continuously extruded around the butt joint profile 22 and reinforcing profile 27.

[0040] 2. Clean the fastening bolt and nut on the single ear support plate 21, tooth-shaped bottom plate 23, thick backing plate 24, thin backing plate 25, tooth-shaped butt joint plate 26, reinforcing profile 27 and connecting profile 28 with a cloth wetted with a cleaning solvent. Apply the primer (or base coat) on the fastening member and the surrounding area to a range of about 10 mm as required, and naturally dry for 15-30 min. Use a high-pressure air injection gun to seal the fastening member with the mixed Class B sealant, with the injection gun spirally rising and coiling, and uniformly extruding the sealant to fully cover the fastening member, with no metal exposed. Use a shaping spatula to trim the sealed fastening member. Or use a needle cylinder filled with mixed Class B sealant to press on the nut of the fastening bolt and high lock bolt, slowly pull up the needle cylinder, and ensure that the sealed surface of each fastening member is smooth, uniform in size, has no metal exposed, no head deviation, no wire drawing and no residual glue.

[0041] 3. Use the cleaning solvent wetted wiping cloth to clean the single ear support plate 21, butt joint profile 22, tooth-shaped bottom plate 23, thick gusset 24, thin gusset 25, tooth-shaped butt joint plate 26, reinforcing profile 27, connecting profile 28, lap joint profile 29 joint and the periphery surface about 150mm range. Apply the silicon primer (or primer) on the joint and the periphery surface about 10mm range as required, and dry naturally for 15-30min. Then, according to the requirements of the bottom width ≥1 / 4in (6.35mm) and lap ≥1 / 16in (1.6mm), paste the protective paper adhesive tape at the joint formed by the single ear support plate 21 and the butt joint profile 22, and the joint formed by the tooth-shaped bottom plate 23 and the tooth-shaped butt joint plate 26. Push the mixed B-type sealant against the joint at an angle greater than 45° by using the high-pressure air-driven glue injection gun. Trim by using the shaping glue spoon to ensure that the surface of the sealant is smooth and flat, without concave, gap, bubble, metal exposure, paper adhesive tape, and recessed, standing edge, wire drawing and residual sealant.

[0042] The above-mentioned, only for the further embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled in the technical field according to the technical scheme and the conception of the present application within the scope disclosed by the present application, equivalent replacement or change, all belong to the protection scope of the present application.

[0043] The above-mentioned, only for the further embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled in the technical field according to the technical scheme and the conception of the present application within the scope disclosed by the present application, equivalent replacement or change, all belong to the protection scope of the present application.

Claims

1. A comprehensive training table for training of gluing skills, characterized in that, The application relates to a training device for aeronautical engineering. The training device comprises a comprehensive training rack, a skin seam glue coating training module base plate (12) and a profile lap joint seam glue coating training module base plate (13). The comprehensive training rack is a frame structure and comprises a hand wheel (1), a speed reduction mechanism (2), a stop mechanism (3), a box-shaped mounting frame (4), a central shaft (5), an intermediate connecting beam (6), a bottom beam (7), an inclined brace (8), a tool tray support seat (9), a tool tray (10) and two upright columns (11). The hand wheel (1) is connected with the speed reduction mechanism (2), the speed reduction mechanism (2) is fixed on the upper end of one side upright column (11), the stop mechanism (3) is fixed on the surface of one side upright column (11), the box-shaped mounting frame (4) is fixed between the two upright columns (11) through the central shaft (5), and the two upright columns (11) are further connected with the intermediate connecting beam (6); the box-shaped mounting frame (4) can be fixed to an arbitrary angle of 0-360 degrees through rotating the hand wheel (1) of the speed reduction mechanism (2) and cooperating with the stop mechanism (3). The bottom of the upright column (11) is provided with the bottom beam (7), the inclined brace (8) is arranged between the upright column (11) and the bottom beam (7), the intermediate connecting beam (6), the bottom beam (7), the inclined brace (8) and the upright column (11) are welded into an integrated whole, the tool tray support seat (9) is fixed on one side of the upright column (11), the tool tray (10) and the tool tray support seat (9) are connected together through a folding mechanism, and the tool tray (10) is used for placing training tools and various accessories. The skin seam glue coating training module base plate (12) comprises an open skin (14), an open skin cover plate (15), an air speed pipe dummy (16), butt joint skins I (17), butt joint skins II (18) and butt joint skins III (19). The open skin cover plate (15) and the air speed pipe dummy (16) are fixed into an integrated whole through bolts and then are fixed on the inner support plate of the open skin (14) through screws; the open skin (14), the butt joint skins I (17), the butt joint skins II (18) and the butt joint skins III (19) are fixed on the box-shaped mounting frame (4) through screws. The profile lap joint and butt joint plate seam glue coating training module base plate (13) comprises a web plate (20), a single ear support plate (21), butt joint profiles (22), a tooth-shaped bottom plate (23), a thick lining plate (24), a thin lining plate (25), a tooth-shaped butt joint plate (26), a reinforcing profile (27), a connecting profile (28) and a lap joint profile (29). The web plate (20) is made of 3mm aluminum plate, and is fixed on the box-shaped mounting frame (4) by screws. The single-ear support plate (21) is made of steel plate by welding and processing, and is fixed on the web plate (20) by bolts after surface spraying. The butt joint profile (22) is made of 5mm thick L-shaped aluminum profile, and is connected to the web plate by hexagonal center clamps. The tooth-shaped bottom plate (23) and the tooth-shaped butt joint plate (26) are made of 2mm aluminum plate by numerical control processing and cutting, and are fixed on the web plate by high lock bolts. The thick lining plate (24) is made of 5mm thick aluminum plate, and is fixed on the tooth-shaped bottom plate by screws. The thin lining plate (25) is made of 3mm thick aluminum plate, and is fixed on the tooth-shaped bottom plate by high lock bolts. The reinforcing profile (27) is made of 2mm stainless steel plate by bending process into Z-shaped, and is fixed on the web plate by hexagonal center clamps. The connecting profile (28) is made of 5mm thick L-shaped profile, and is fixed on the web plate by screws. The lap joint profile (29) is made of aluminum block, and is connected to the web plate by hexagonal center clamps and bolts.

2. The comprehensive training table for glue applying skill training according to claim 1, characterized in that, The frame of the comprehensive training bench is made of 80mm*80mm*5mm square tubes combined and welded.

3. The comprehensive training table for glue applying skill training according to claim 1, characterized in that, The box-shaped mounting frame is made of 3mm steel plate by shearing and bending into different shapes, and then combined and welded.

4. The comprehensive training table for glue applying skill training according to claim 1, characterized in that, The skin plates are all made of 3mm aluminum plate by cutting, and are subjected to natural aluminum oxidation treatment after processing.

5. The comprehensive training table for glue applying skill training according to claim 1, characterized in that, The web plate and the various aluminum plates fixed thereon are subjected to natural aluminum oxidation treatment.

6. The comprehensive training table for glue applying skill training according to claim 1, characterized in that, The tool holder plate is made of 2mm thick steel plate and 30mm*30mm*2mm square tubes combined and welded.

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