Aircraft fuselage assembly fixture

Abstract

The utility model discloses an aircraft fuselage assembly fixture in the technical field of fuselage assembly fixtures, which comprises a base and a sliding chute, the sliding chute is embedded in the top of the base, a sliding block is arranged in the sliding chute, the sliding block is in sliding connection with the sliding chute, a bidirectional threaded rod is arranged in the sliding chute, a supporting rod is arranged at the top of the sliding block, and the supporting rod is in rotating connection with the sliding block. Connecting pieces are arranged at the tops of the supporting rods, fixing frames are arranged at the tops of the connecting pieces, the fixing frames are fixedly connected with the connecting pieces, a belt box is arranged at one end of the base, a motor is arranged on one side of the belt box, and the motor and the belt box are fixed through screws. By arranging the sliding groove, the sliding block, the two-way threaded rod, the supporting rod, the connecting piece, the fixing frame, the belt box and the motor, the height adjusting function of the device is achieved, the motor is started to drive the two-way threaded rod to rotate, so that the sliding block is driven to slide in the sliding groove, then the supporting rod is driven to rotate, and the height adjusting function can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of aircraft production, and in particular relates to an aircraft fuselage assembly jig. Background Art

[0002] An airplane is a heavier-than-air aircraft that has wings and one or more engines and can fly in the atmosphere by its own power. The fuselage assembly jig is required during the production process of the airplane.

[0003] The existing aircraft fuselage assembly jigs still have some defects. Most of them do not have the height adjustment function, which makes the fuselage inconvenient to match and cannot be accurately docked, reducing the use value of the device. For this reason, we propose an aircraft fuselage assembly jig. Utility Model Content

[0004] The utility model aims to provide an aircraft fuselage assembly jig to solve the problem that most of the above-mentioned background technologies do not have a height adjustment function.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an aircraft fuselage assembly jig, comprising a base and a slide slot, a slide slot is embedded in the top of the base, a slider is provided inside the slide slot, the slider and the slide slot are slidably connected, a two-way threaded rod is provided inside the slide slot, the two-way threaded rod and the slider are threadedly connected, a support rod is provided on the top of the slider, the support rod and the slider are rotatably connected, a connecting piece is provided on the top of the support rod, a fixing frame is provided on the top of the connecting piece, the fixing frame and the connecting piece are fixedly connected, the slider, the support rod and the connecting piece are provided in two groups, a belt box is provided at one end of the base, a motor is provided on one side of the belt box, and the motor and the belt box are fixed by screws.

[0006] Preferably, a guide sleeve is provided on the top of the base, a guide rod is provided inside the guide sleeve, and the guide rod and the guide sleeve are slidably connected.

[0007] Preferably, a fixing rod is provided on the top of the fixing frame, the fixing rod is fixedly connected to the fixing frame, and a supporting block is provided on the top of the fixing rod.

[0008] Preferably, two bidirectional threaded rods are provided, a first pulley is provided at one end of the bidirectional threaded rod, a belt is provided on the inner side of the first pulley, and the belt is rotatably connected to the first pulley.

[0009] Preferably, a second pulley is provided at one end of the bidirectional threaded rod, and the second pulley is rotatably connected to the belt.

[0010] Preferably, the bottom of the base is provided with universal wheels, and four universal wheels are provided and respectively located at four corners of the bottom of the base.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The height adjustment function of the device is realized by means of the slide groove, slider, bidirectional threaded rod, support rod, connector, fixing frame, belt box and motor. The motor is started to drive the bidirectional threaded rod to rotate, thereby driving the slider to slide inside the slide groove, and then driving the support rod to rotate, so as to realize the height adjustment function.

[0013] 2. The guide sleeve and guide rod can guide the fixed frame. When the fixed frame is lifted or lowered, the guide rod will slide inside the guide sleeve, so that the fixed frame is more stable when lifted or lowered, thereby increasing the service life of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a side structural schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the planar structure of the utility model.

[0017] In the figure: 1. base; 2. slide groove; 3. slider; 4. bidirectional threaded rod; 5. support rod; 6. connecting piece; 7. fixed frame; 8. belt box; 9. motor; 10. guide sleeve; 11. guide rod; 12. fixed rod; 13. support block; 14. first pulley; 15. belt; 16. second pulley; 17. universal wheel. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3The utility model provides a technical solution: an aircraft fuselage assembly jig, including a base 1 and a slide 2, the top of the base 1 is embedded with the slide 2, the inside of the slide 2 is provided with a slider 3, the slider 3 and the slide 2 are slidably connected, the inside of the slide 2 is provided with a bidirectional threaded rod 4, the bidirectional threaded rod 4 and the slider 3 are threadedly connected, the top of the slider 3 is provided with a support rod 5, the support rod 5 and the slider 3 are rotatably connected, the top of the support rod 5 is provided with a connecting piece 6, the top of the connecting piece 6 is provided with a fixing frame 7, the fixing frame 7 and the connecting piece 6 are fixedly connected, the slider 3, the support rod 5 and the connecting piece 6 are provided with two groups, one end of the base 1 is provided with a belt box 8, one side of the belt box 8 is provided with a motor 9, and the motor 9 and the belt box 8 are fixed by screws.

[0020] In this embodiment, when the aircraft fuselage assembly jig is used, the motor 9 is started to drive the belt box 8 to operate, thereby driving the bidirectional threaded rod 4 to rotate. When the bidirectional threaded rod 4 rotates, it will drive the slider 3 to slide inside the slide groove 2, and then drive the support rod 5 to rotate, thereby lifting the fixed frame 7 to achieve its lifting function. Its height can be adjusted according to actual needs, making it more convenient to dock the fuselage. Since there are two groups of sliders 3 and support rods 5, the device is more stable when adjusting the height and is not easy to deviate.

[0021] Specifically, a guide sleeve 10 is provided at the top of the base 1, a guide rod 11 is provided inside the guide sleeve 10, the guide rod 11 and the guide sleeve 10 are slidably connected, a fixed rod 12 is provided at the top of the fixed frame 7, the fixed rod 12 and the fixed frame 7 are fixedly connected, a support block 13 is provided at the top of the fixed rod 12, two bidirectional threaded rods 4 are provided, a first pulley 14 is provided at one end of the bidirectional threaded rod 4, a belt 15 is provided on the inner side of the first pulley 14, the belt 15 and the first pulley 14 are rotatably connected, a second pulley 16 is provided at one end of the bidirectional threaded rod 4, the second pulley 16 and the belt 15 are rotatably connected, a universal wheel 17 is provided at the bottom of the base 1, and four universal wheels 17 are provided, which are respectively located at the four corners of the bottom of the base 1.

[0022] In this embodiment, the guide sleeve 10 and the guide rod 11 can guide the fixing frame 7. When the fixing frame 7 is lifted or lowered, the guide rod 11 will slide inside the guide sleeve 10, so that the fixing frame 7 is more stable when lifted or lowered, thereby improving the service life of the structure. The fixing rod 12 and the support block 13 are provided to support the fuselage. The first pulley 14, the belt 15 and the second pulley 16 are provided to achieve synchronous rotation of the two bidirectional threaded rods 4. The motor 9 is started to drive the first pulley 14 to rotate, thereby driving the belt 15 to rotate, and then driving the second pulley 16 to rotate, so that the two bidirectional threaded rods 4 can be rotated synchronously, making it more stable when the height is adjusted.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An aircraft fuselage assembly jig, comprising a base (1) and a slide groove (2), characterized in that: A slide groove (2) is embedded in the top of the base (1), a slider (3) is provided inside the slide groove (2), the slider (3) and the slide groove (2) are slidably connected, a bidirectional threaded rod (4) is provided inside the slide groove (2), the bidirectional threaded rod (4) and the slider (3) are connected by threads, a support rod (5) is provided on the top of the slider (3), the support rod (5) and the slider (3) are rotatably connected, a connecting piece (6) is provided on the top of the support rod (5), a fixing frame (7) is provided on the top of the connecting piece (6), the fixing frame (7) and the connecting piece (6) are fixedly connected, the slider (3), the support rod (5) and the connecting piece (6) are provided in two groups, a belt box (8) is provided at one end of the base (1), a motor (9) is provided on one side of the belt box (8), and the motor (9) and the belt box (8) are fixed by screws.

2. The aircraft fuselage assembly jig according to claim 1, characterized in that: A guide sleeve (10) is provided on the top of the base (1), a guide rod (11) is provided inside the guide sleeve (10), and the guide rod (11) and the guide sleeve (10) are slidably connected.

3. The aircraft fuselage assembly jig according to claim 1, characterized in that: A fixing rod (12) is provided on the top of the fixing frame (7), the fixing rod (12) and the fixing frame (7) are fixedly connected, and a supporting block (13) is provided on the top of the fixing rod (12).

4. The aircraft fuselage assembly jig according to claim 1, characterized in that: Two bidirectional threaded rods (4) are provided, one end of the bidirectional threaded rod (4) is provided with a first belt pulley (14), the inner side of the first belt pulley (14) is provided with a belt (15), and the belt (15) and the first belt pulley (14) are rotatably connected.

5. The aircraft fuselage assembly jig according to claim 4, characterized in that: A second belt pulley (16) is provided at one end of the bidirectional threaded rod (4), and the second belt pulley (16) is rotatably connected to the belt (15).

6. The aircraft fuselage assembly jig according to claim 1, characterized in that: The bottom of the base (1) is provided with a universal wheel (17), and four universal wheels (17) are provided and are respectively located at four corners of the bottom of the base (1).

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