Part fixing device for aeronautical part machining

Abstract

The utility model relates to a part fixing device for aeronautical part processing, which is characterized in that the part fixing device comprises a central disc and a plurality of fixing mechanisms, the outer side of the central disc is provided with a plurality of fixing mechanisms in a sliding manner, each fixing mechanism comprises an adjusting seat, the adjusting seat is provided with an adjusting groove, and a translation seat is arranged in the adjusting groove in a sliding manner; the fixing mechanism is slidably connected with the center disc, the orientation angle of the fixing mechanism is adjusted along the outer wall of the center disc, preliminary adjustment of the distance between the limiting blocks and the aeronautical parts is achieved through translation of a translation base, and the heights of the different limiting blocks of the same fixing mechanism are adjusted through lifting movement of a first lifting base and a second lifting base; the limiting block is in contact with the outer wall of the aeronautical part through rotation of the internal threaded cylinder, so that the aeronautical part with different shapes is fixed through contact at different angles, different directions and different heights, and the aeronautical part is ensured to be fixed firmly and not prone to falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation part processing, in particular to a part fixing device for aviation part processing. Background Art

[0002] Aviation part processing mainly refers to the manufacturing of various spare parts of an aviation aircraft, including the manufacturing of aircraft airframe components, aviation engine components, instruments, airborne equipment, hydraulic systems, and accessories, etc. The main processed products include main structure parts such as the fuselage, wings, and tail fins, landing gear system parts, and engine components, etc. Before processing aviation parts, a fixing device needs to be used to fix them to ensure the stability of the parts during processing, and thus ensure the accuracy of the processed dimensions of the parts.

[0003] The heights and external shapes of different aviation parts are different, so the contact force application points for fixing are different, and it is necessary to adjust according to the specific shape of the aviation part in real time. The existing fixing devices cannot be flexibly adjusted according to aviation parts, which easily leads to an insecure fixing situation. Content of the Utility Model

[0004] The problem solved by the utility model is to provide a part fixing device for aviation part processing, which solves the technical problem that the heights and external shapes of different aviation parts are different, so the contact force application points for fixing are different, and it is necessary to adjust according to the specific shape of the aviation part in real time. The existing fixing devices cannot be flexibly adjusted according to aviation parts, which easily leads to an insecure fixing situation.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A part fixing device for aviation part processing includes a central disk and a fixing mechanism. A number of fixing mechanisms are slidably installed on the outside of the central disk. The fixing mechanism includes an adjusting seat, an adjusting groove is opened on the adjusting seat, a translation seat is slidably installed in the adjusting groove, a cross groove is opened in the translation seat, a first lifting seat and a second lifting seat are slidably installed in the cross groove, and a limiting block is movably installed on the first lifting seat and the second lifting seat.

[0007] Preferably, a slide rail is arranged on the outside of the central disk, and a slide groove adapted to the slide rail is opened at the end of the adjusting seat.

[0008] Preferably, a first threaded rod is installed in the adjusting groove by a bearing, and the first threaded rod is threadedly connected to the translation seat.

[0009] Preferably, internal threaded cylinders are installed on the outside of the first lifting seat and the second lifting seat by bearings, a second threaded rod is threadedly installed in the internal threaded cylinder, and the second threaded rod is connected to the limiting block.

[0010] Preferably, a plurality of guide rods are installed on the limiting block, and the guide rods penetrate through the first lifting seat and the second lifting seat.

[0011] Preferably, a third threaded rod and a fourth threaded rod are respectively installed at both ends inside the cross groove. The third threaded rod is threadedly connected to the first lifting seat, and the fourth threaded rod is threadedly connected to the second lifting seat.

[0012] Preferably, a turning handle is installed at the ends of the first threaded rod, the internal threaded cylinder, the third threaded rod and the fourth threaded rod.

[0013] The beneficial effects of the present utility model are as follows: The fixing mechanism is slidably connected to the central disc, and the orientation angle of the fixing mechanism is adjusted along the outer wall of the central disc. Through the translation of the translation seat, the preliminary adjustment of the distance between the limiting block and the aviation part is realized. Through the lifting movement of the first lifting seat and the second lifting seat, the height of different limiting blocks of the same fixing mechanism is adjusted. By rotating the internal threaded cylinder, the limiting block is brought into contact with the outer wall of the aviation part. Furthermore, the fixation of aviation parts with different shapes is achieved through contact at different angles, different orientations, and different heights, and it is ensured that the fixation is firm and not easy to fall off. Description of the Drawings

[0014] Figure 1 is the first overall structural schematic diagram of the present utility model;

[0015] Figure 2 is the second overall structural schematic diagram of the present utility model;

[0016] Figure 3 is the sectional view of the fixing mechanism of the present utility model.

[0017] Legend Explanation:

[0018] 1. Central disc; 2. Fixing mechanism; 3. Slide rail; 4. Adjusting seat; 5. Chute; 6. Adjusting groove; 7. First threaded rod; 8. Translation seat; 9. Cross groove; 10. First lifting seat; 11. Second lifting seat; 12. Internal threaded cylinder; 13. Second threaded rod; 14. Limiting block; 15. Guide rod; 16. Third threaded rod; 17. Fourth threaded rod. Detailed Embodiment

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0020] The following gives specific embodiments.

[0021] See Figures 1 to 3 Figures 1 to 3 , a part fixing device for machining aviation parts, includes a central disk 1 and a fixing mechanism 2. A number of fixing mechanisms 2 are slidably installed on the outer side of the central disk 1. A slide rail 3 is arranged on the outer side of the central disk 1. A chute 5 adapted to the slide rail 3 is opened at the end of the adjusting seat 4, which facilitates the fixing mechanism 2 to slide on the outer side of the central disk 1 and adjust the relative position between the fixing mechanism 2 and the central disk 1. The fixing mechanism 2 includes an adjusting seat 4. An adjusting groove 6 is opened on the adjusting seat 4. A translation seat 8 is slidably installed in the adjusting groove 6. A first threaded rod 7 is installed in the adjusting groove 6 by means of a bearing, and the first threaded rod 7 is threadedly connected to the translation seat 8. By rotating the first threaded rod 7, the threadedly connected translation seat 8 is driven to move horizontally along the adjusting groove 6. A cross groove 9 is opened in the translation seat 8. A first lifting seat 10 and a second lifting seat 11 are slidably installed in the cross groove 9. Third threaded rods 16 and fourth threaded rods 17 are respectively installed at both ends inside the cross groove 9. The third threaded rod 16 is threadedly connected to the first lifting seat 10, and the fourth threaded rod 17 is threadedly connected to the second lifting seat 11. By rotating the third threaded rod 16 and the fourth threaded rod 17, the threadedly connected first lifting seat 10 and second lifting seat 11 are driven to move up and down. Limit blocks 14 are movably installed on the first lifting seat 10 and the second lifting seat 11. Inner threaded cylinders 12 are installed on the outer sides of the first lifting seat 10 and the second lifting seat 11 by means of bearings. Second threaded rods 13 are threadedly installed in the inner threaded cylinders 12, and the second threaded rods 13 are connected to the limit blocks 14. A number of guide rods 15 are installed on the limit blocks 14, and the guide rods 15 penetrate through the first lifting seat 10 and the second lifting seat 11. By rotating the inner threaded cylinder 12, the threadedly connected second threaded rod 13 is driven to move, and the guide rods 15 play a role of guiding and limiting to drive the limit blocks 14 to move.

[0022] Rotary handles are installed at the ends of the first threaded rod 7, the inner threaded cylinder 12, the third threaded rod 16 and the fourth threaded rod 17, which facilitates manual rotation of the rotary handles to realize the rotation of the first threaded rod 7, the inner threaded cylinder 12, the third threaded rod 16 and the fourth threaded rod 17, and is convenient for actual operation and application.

[0023] Place the aviation part on the central disk 1. The adjusting seat 4 of the fixing mechanism 2 slides along the slide rail 3 on the outer wall of the central disk 1 through the chute 5 to adjust the interval angle of the fixing mechanism 2. By rotating the first threaded rod 7, the threadedly connected translation seat 8 is driven to move horizontally along the adjusting groove 6 to initially adjust the distance between the limit block 14 and the aviation part. At the same time, by rotating the third threaded rod 16 and the fourth threaded rod 17, the threadedly connected first lifting seat 10 and second lifting seat 11 are driven to move up and down to adjust the height of the limit block 14. Finally, rotate the inner threaded cylinder 12 to drive the threadedly connected second threaded rod 13 to move, and the guide rods 15 play a role of guiding and limiting to bring the limit block 14 into contact with the outer wall of the aviation part, and the aviation part is fixed by contacting from different angles and different heights.

[0024] The above are only the preferred specific embodiments of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, making equivalent substitutions or changes should be covered within the protection scope of the present utility model.

Claims

1. A part fixing device for aircraft part processing, characterized in that, It includes a central disk (1) and a fixing mechanism (2). A number of fixing mechanisms (2) are slidably installed on the outer side of the central disk (1). The fixing mechanism (2) includes an adjusting seat (4). An adjusting groove (6) is formed in the adjusting seat (4). A translation seat (8) is slidably installed in the adjusting groove (6). A cross groove (9) is formed in the translation seat (8). A first lifting seat (10) and a second lifting seat (11) are slidably installed in the cross groove (9). A limiting block (14) is movably installed on the first lifting seat (10) and the second lifting seat (11).

2. The part fixing device for machining aviation parts according to claim 1, characterized in that, A slide rail (3) is arranged on the outer side of the central disk (1). A chute (5) adapted to the slide rail (3) is formed at the end of the adjusting seat (4).

3. The part fixing device for machining aviation parts according to claim 2, wherein, A first threaded rod (7) is installed in the adjusting groove (6) by means of a bearing, and the first threaded rod (7) is threadedly connected to the translation seat (8).

4. The part fixing device for machining aviation parts according to claim 3, characterized in that, Inner threaded cylinders (12) are installed on the outer sides of the first lifting seat (10) and the second lifting seat (11) by means of bearings. A second threaded rod (13) is threadedly installed in the inner threaded cylinder (12), and the second threaded rod (13) is connected to the limiting block (14).

5. A part fixing device for machining aviation parts according to claim 4, characterized in that, A number of guide rods (15) are installed on the limiting block (14), and the guide rods (15) penetrate through the first lifting seat (10) and the second lifting seat (11).

6. The part fixing device for machining aviation parts according to claim 5, characterized in that, A third threaded rod (16) and a fourth threaded rod (17) are respectively installed at both ends inside the cross groove (9). The third threaded rod (16) is threadedly connected to the first lifting seat (10), and the fourth threaded rod (17) is threadedly connected to the second lifting seat (11).

7. A part fixing device for machining aviation parts according to claim 6, characterized in that, Rotary handles are installed at the ends of the first threaded rod (7), the inner threaded cylinder (12), the third threaded rod (16) and the fourth threaded rod (17).

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