Aerospace special-shaped shell tool

Abstract

The utility model discloses an aerospace special-shaped shell tool which is applied to the field of aerospace and comprises a platform, a disc body is arranged at the top of the platform, a plurality of first rod bodies are distributed on the circumference of the top of the disc body, when the aerospace special-shaped shell tool is used, a special-shaped shell is arranged on the disc body in a sleeved mode, and the first rod bodies are arranged on the disc body in a sleeved mode. A rotary knob rotates to drive a moving part to move towards the surface of a shell and make contact with the shell, meanwhile, a first rotating motor is operated to enable a disc body to rotate, and an arc-shaped groove extrudes an inserting rod, so that the inserting rod gradually gets away from the circle center of the disc body, and meanwhile a first rod body and a second rod body are driven to move towards the outer side; the contact piece is matched with the first rod body to make contact with the inner wall of the special-shaped tool, and when the second rod body is squeezed to retract into the first rod body, the inner wall of the shell can be firmly supported and stabilized, so that the machining stability of the special-shaped shell is improved, and the follow-up production quality of the shell can be further guaranteed.

Description

Technical Field

[0001] The utility model belongs to the field of aerospace, and in particular relates to an aerospace special-shaped shell tooling. Background Art

[0002] Aerospace refers to the navigation activities of aircraft within the earth's atmosphere and the navigation activities of aircraft in outer space. The development of aviation has greatly changed the structure of transportation. The processing of special-shaped shell parts in aerospace processing has always been a difficult point in the mechanical processing industry because of its special-shaped shell and narrow cavity area, the processing machinery is difficult, and the requirements for the surface and cavity are high. Therefore, in the clamping of special-shaped shells, the clamping is often unstable due to its special structure, which makes the processing of special-shaped shells There are quality risks. At the same time, the current use of tooling is not flexible, which brings inconvenience to the operation of processing personnel. Utility Model Content

[0003] The utility model aims to provide an aerospace special-shaped shell tooling, which has the advantages of improving the clamping stability, stabilizing the special-shaped shell, and improving the convenience of use.

[0004] The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: an aerospace special-shaped shell tooling, including a platform, a disk body is provided on the top of the platform, a plurality of rod bodies 1 are distributed circumferentially on the top of the disk body, a rod body 2 is provided inside the rod body 1 and penetrates to one end of the rod body 1, a connecting rod 1 is fixedly installed on the top of the disk body and penetrates the disk body to the inside of the platform, a gear 1 is fixedly sleeved on the surface of the connecting rod 1, and a gear 2 is meshed on the surface of the gear 1, a screw is rotatably connected to the inside of the platform through a bearing, a moving part is provided on the top of the screw, a base is provided at the bottom of the platform, a support rod penetrating into the inside of the base is fixedly installed inside the platform, a worm gear is fixedly sleeved on the surface of the support rod, a worm is meshed on the surface of the worm gear, a rotating motor 2 is fixedly installed inside the base, and a worm meshed with the worm gear is fixedly sleeved on the output end of the rotating motor 2 through a coupling.

[0005] The above technical solution is adopted: when using the aerospace special-shaped shell tooling, the special-shaped shell is put on the disk body, and the rotation of the knob will drive the moving part to move toward the shell surface and generate contact. At the same time, the rotary motor 1 is operated to rotate the disk body, and the arc groove will squeeze the insertion rod, so that the insertion rod gradually moves away from the center of the disk body, and at the same time drive the rod body 1 and the rod body 2 to move outward, and the contact piece cooperates with the rod body 1 to contact the inner wall of the special-shaped tooling. When the rod body 2 is squeezed back into the rod body 1, the support and stability of the inner wall of the shell can be tightened, thereby improving the processing stability of the special-shaped shell, and further ensuring the subsequent production quality of the shell. At the same time, in the processing of the special-shaped shell, the operator can rotate the worm by the operation of the rotary motor 2, so that the worm drives the worm wheel and the support rod to rotate, and the support rod drives the platform, the disk body and the shell to adjust the angle, which is more convenient for the operator to process and use the shell and ensures the flexibility of the tooling.

[0006] The utility model is further configured that a connecting block is fixedly installed at the other end of the rod body, a plug rod penetrating to the bottom of the disc body is provided at the bottom of the connecting block, and an arc groove for plugging with the plug rod is opened inside the disc body.

[0007] The above technical solution is adopted: the rod body 1 and the insertion rod are moved synchronously through the connecting block, and the arc groove is used in conjunction with the rod body to penetrate the disc body.

[0008] The utility model is further configured such that a fixed block fixedly connected to the top of the platform is provided on the outer side of the disk body, the rod body 1 passes through the interior of the fixed block and is slidably connected to the fixed block, a spring fixedly connected to one end of the rod body 2 is fixedly installed inside the rod body 1, and a contact piece is fixedly installed on the other end of the rod body 2.

[0009] The above technical solution is adopted: the movement of rod body 1 is guided by the fixed block, the spring cooperates with rod body 1 and rod body 2 to contract and stretch, and the contact piece cooperates with rod body 1 to contact the inner wall of the special-shaped tooling.

[0010] The utility model is further configured that a connecting rod 2 is fixedly sleeved inside the second gear, a bevel gear 1 is fixedly sleeved at one end of the second connecting rod, and the first connecting rod and the second connecting rod are rotatably connected to the inside of the platform through bearings.

[0011] The above technical solution is adopted: the gear 2 is supported by the connecting rod 2, and the rotation of the bevel gear 1 will drive the connecting rod 2 and the gear 2 to rotate synchronously.

[0012] The utility model is further configured that a rotating motor 1 is fixedly installed inside the platform, and an output end of the rotating motor 1 is fixedly sleeved with a bevel gear 2 via a coupling, and the bevel gear 2 and the bevel gear 1 are meshed with each other.

[0013] By adopting the above technical solution, the operation of the rotating motor 1 will drive the bevel gear 2 to rotate, and the bevel gear 2 will be meshed with the bevel gear 1 to achieve synchronous rotation of the bevel gear 1.

[0014] The utility model is further configured that one end of the screw rod penetrates to the outside of the platform and is fixedly mounted with a knob, a protective cover is provided on the top of the platform, and a handle is fixedly mounted on the top of the protective cover.

[0015] By adopting the above technical solution, the screw rod is driven to rotate by rotating the knob, the protective cover is used to protect the unused rod body 1 and the unused rod body 2, and the handle is convenient for taking the protective cover.

[0016] The utility model is further configured that the surface of the screw rod is threadedly connected with a threaded block fixedly connected to the bottom of the moving part, a slider 1 is fixedly installed on the bottom of the threaded block, and a sliding groove for cooperating with the slider 1 for sliding is opened inside the platform.

[0017] The above technical solution is adopted: the threaded block drives the moving part to move through the rotation of the screw rod, and the slider is slidably connected with the slide groove to cooperate with the threaded block for movement guidance.

[0018] The utility model is further configured such that two sliders are fixedly mounted at both ends of the bottom of the platform, a circular groove for cooperating with the two sliders for sliding is provided on the top of the base, and balls are rotatably connected at both ends of the bottom of the platform and located on one side of the two sliders.

[0019] The above technical solution is adopted: the platform is rotated and guided on the top of the base by the cooperation of the slider 2 and the circular groove, and the ball bearing reduces the friction between the platform and the base.

[0020] In summary, the utility model has the following beneficial effects:

[0021] 1. When the utility model is used for the aerospace special-shaped shell tooling, the special-shaped shell is put on the disk body, and the moving part is driven to move toward the shell surface and make contact by turning the knob. At the same time, the rotating motor 1 is operated to rotate the disk body, and the arc groove squeezes the insertion rod, so that the insertion rod gradually moves away from the center of the disk body, and at the same time drives the rod body 1 and the rod body 2 to move outward, and the contact part cooperates with the rod body 1 to contact the inner wall of the special-shaped tooling. When the rod body 2 is squeezed back into the rod body 1, the support and stability of the inner wall of the shell can be tightened, thereby improving the processing stability of the special-shaped shell, and further ensuring the subsequent production quality of the shell;

[0022] 2. In the processing of special-shaped shells, the operator can rotate the worm by rotating the second motor, so that the worm drives the worm wheel and the support rod to rotate, and the support rod drives the platform, the disk and the shell to adjust the angle, which is more convenient for the operator to process and use the shell and ensures the flexibility of the tooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 It is an enlarged schematic diagram of the front view and section of the utility model;

[0025] Figure 3 It is a top view schematic diagram of the platform of the utility model;

[0026] Figure 4 It is an enlarged schematic diagram of a top view and a cross section of a rod body 1 and a rod body 2 of the utility model;

[0027] Figure 5 It is a top view schematic diagram of the worm wheel and the worm of the utility model.

[0028] Figure numerals: 1. platform; 2. base; 3. disk; 4. rod body 1; 5. rod body 2; 6. contact piece; 7. fixed block; 8. connecting block; 9. plug rod; 10. arc groove; 11. connecting rod 1; 12. gear 1; 13. gear 2; 14. connecting rod 2; 15. bevel gear 1; 16. bevel gear 2; 17. rotating motor 1; 18. screw; 19. threaded block; 20. moving part; 21. knob; 22. slider 1; 23. slide groove; 24. support rod; 25. rotating motor 2; 26. worm; 27. worm gear; 28. slider 2; 29. ​​circular groove; 30. ball; 31. protective cover; 32. handle; 33. spring. DETAILED DESCRIPTION

[0029] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0030] Embodiment 1:

[0031] refer to Figure 1 , Figure 2 , Figure 3 and Figure 4A tool for aerospace special-shaped shells includes a platform 1, a disc 3 is provided on the top of the platform 1, a plurality of rods 4 are distributed on the top circumference of the disc 3, a rod 2 5 is provided inside the rod 1 4 and penetrates to one end of the rod 1 4, a connecting rod 11 is fixedly installed on the top of the disc 3 and penetrates to the inside of the platform 1, a gear 12 is fixedly sleeved on the surface of the connecting rod 11, a gear 2 13 is meshed on the surface of the gear 12, a screw 18 is rotatably connected to the inside of the platform 1 through a bearing, a moving part 20 is provided on the top of the screw 18, and when the tool for aerospace special-shaped shells is used, the special-shaped shell is moved It is put on the disk body 3, and the rotation of the knob 21 will drive the moving part 20 to move toward the surface of the shell and generate contact. At the same time, the rotating motor 17 is operated to rotate the disk body 3. The arc groove 10 will squeeze the insertion rod 9, so that the insertion rod 9 gradually moves away from the center of the disk body 3, and at the same time drive the rod body 1 4 and the rod body 2 5 to move outward. The contact piece 6 cooperates with the rod body 1 4 to contact the inner wall of the special-shaped tooling. When the rod body 2 5 is squeezed back into the inside of the rod body 1 4, the support and stability of the inner wall of the shell can be tightened, thereby improving the processing stability of the special-shaped shell, and further ensuring the subsequent production quality of the shell.

[0032] refer to Figure 2 The other end of the rod body 4 is fixedly installed with a connecting block 8, and the bottom of the connecting block 8 is provided with an insertion rod 9 that penetrates to the bottom of the disk body 3. The inside of the disk body 3 is provided with an arc groove 10 for cooperating with the insertion rod 9. The connecting block 8 is used to synchronize the movement between the rod body 4 and the insertion rod 9, and the arc groove 10 cooperates with the rod body to penetrate the disk body 3.

[0033] refer to Figure 3 A fixing block 7 fixedly connected to the top of the platform 1 is provided on the outside of the disk body 3. The rod body 1 4 passes through the inside of the fixing block 7 and is slidably connected to the fixing block 7. A spring 33 fixedly connected to one end of the rod body 2 5 is fixedly installed inside the rod body 1 4. A contact piece 6 is fixedly installed on the other end of the rod body 2 5. The movement of the rod body 1 4 is guided by the fixing block 7. The spring 33 cooperates with the rod body 1 4 and the rod body 2 5 to contract and stretch. At the same time, the contact piece 6 cooperates with the rod body 1 4 to contact the inner wall of the special-shaped tooling.

[0034] refer to Figure 2 A connecting rod 2 14 is fixedly sleeved inside the gear 2 13, and a bevel gear 15 is fixedly sleeved at one end of the connecting rod 2 14. The connecting rod 1 11 and the connecting rod 2 14 are rotatably connected to the inside of the platform 1 through bearings. The gear 2 13 is supported by the connecting rod 2 14, and the rotation of the bevel gear 15 will drive the connecting rod 2 14 and the gear 2 13 to rotate synchronously.

[0035] refer to Figure 2A rotating motor 17 is fixedly installed inside the platform 1, and the output end of the rotating motor 17 is fixedly sleeved with a bevel gear 16 through a coupling. The bevel gear 16 and the bevel gear 15 are meshed with each other. The operation of the rotating motor 17 will drive the bevel gear 16 to rotate, and the meshing of the bevel gear 16 and the bevel gear 15 will realize the synchronous rotation of the bevel gear 15.

[0036] refer to Figure 3 One end of the screw rod 18 passes through the outside of the platform 1 and is fixedly installed with a knob 21. A protective cover 31 is provided on the top of the platform 1. A handle 32 is fixedly installed on the top of the protective cover 31. The rotation of the knob 21 will drive the screw rod 18 to rotate. The protective cover 31 is used to protect the unused rod body 1 4 and the rod body 2 5. The handle 32 is convenient for taking the protective cover 31.

[0037] refer to Figure 2 The surface of the screw rod 18 is threadedly connected with a threaded block 19 fixedly connected to the bottom of the moving member 20, and a slider 22 is fixedly installed at the bottom of the threaded block 19. A slide groove 23 for sliding with the slider 22 is provided inside the platform 1. The threaded block 19 drives the moving member 20 to move by rotating the screw rod 18. The slider 22 is slidably connected to the slide groove 23 and cooperates with the threaded block 19 to guide the movement.

[0038] Brief description of the use process: When using the aerospace special-shaped shell tooling, remove the protective cover 31 through the handle 32. In the initial state, the insertion rod 9 is located at one end inside the arc groove 10, which is close to the center of the disk body 3, and the moving part 20 is away from the center of the platform 1. Then the special-shaped shell is put on the disk body 3. At this time, the rod body 14 and the rod body 25 are both located on the inner side of the shell. The position of the moving part 20 is adjusted by the knob 21 first. The rotation of the knob 21 will drive the screw rod 18 to rotate. The rotation of the screw rod 18 will realize that the threaded block 19 drives the moving part 20 to move. The slider 122 is slidably connected with the slide groove 23, and cooperates with the threaded block 19 to guide the movement. The moving part 20 moves toward the shell surface and makes contact. At the same time, the rotating motor 17 is operated to make the rotating motor 11 7 drives the bevel gear 2 16 to rotate, and through the meshing of the bevel gear 2 16 and the bevel gear 1 15, the bevel gear 1 15 will drive the connecting rod 2 14 and the gear 2 13 to rotate synchronously, and the gear 2 13 will drive the connecting rod 1 11 and the disk body 3 to rotate. With the rotation of the disk body 3, the arc groove 10 will squeeze the insertion rod 9, so that the insertion rod 9 gradually moves away from the center of the disk body 3, and at the same time drive the rod body 1 4 and the rod body 2 5 to move outward, and the contact piece 6 cooperates with the rod body 1 4 to contact the inner wall of the special-shaped tooling, and the spring 33 cooperates with the rod body 1 4 and the rod body 2 5 to contract and stretch. When the rod body 2 5 is squeezed back into the rod body 1 4, the support and stability of the inner wall of the shell can be tightened, thereby improving the processing stability of the special-shaped shell, and further ensuring the subsequent production quality of the shell.

[0039] Embodiment 2:

[0040] refer to Figure 1 , Figure 2 and Figure 5 A tool for aerospace special-shaped shells includes a platform 1. A base 2 is provided at the bottom of the platform 1. A support rod 24 that penetrates into the base 2 is fixedly installed inside the platform 1. A worm gear 27 is fixedly sleeved on the surface of the support rod 24. A worm 26 is meshed on the surface of the worm gear 27. A rotating motor 25 is fixedly installed inside the base 2. The output end of the rotating motor 25 is fixedly sleeved with the worm 26 meshed with the worm gear 27 through a coupling. In the processing of the special-shaped shell, the operator can rotate the worm 26 by driving the rotating motor 25, so that the worm 26 drives the worm gear 27 and the support rod 24 to rotate. The support rod 24 drives the platform 1, the disk 3 and the shell to adjust the angle, which is more convenient for the operator to process and use the shell and ensures the flexibility of use of the tool.

[0041] refer to Figure 2Slide blocks 28 are fixedly installed at both ends of the bottom of the platform 1, and a circular groove 29 is provided on the top of the base 2 for sliding with the slide blocks 28. Ball bearings 30 are rotatably connected at both ends of the bottom of the platform 1 and are located on one side of the slide blocks 28. The platform 1 is guided to rotate on the top of the base 2 through the slide blocks 28 and the circular grooves 29, and the ball bearings 30 reduce the friction between the platform 1 and the base 2.

[0042] Brief description of the use process: In the processing of special-shaped shells, the operator can rotate the worm 26 by rotating the motor 25, so that the worm 26 drives the worm wheel 27 and the support rod 24 to rotate, and the support rod 24 drives the platform 1, the disk 3 and the shell to adjust the angle, which is more convenient for the operator to process and use the shell, and ensures the flexibility of the tooling. In the rotation adjustment of the platform 1, the slider 28 and the circular groove 29 cooperate with the platform 1 to guide the rotation on the top of the base 2, and the ball 30 reduces the friction between the platform 1 and the base 2.

[0043] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. An aerospace special-shaped shell tooling, comprising a platform (1), characterized in that: The top of the platform (1) is provided with a disk body (3), and a plurality of rod bodies (4) are distributed on the circumference of the top of the disk body (3). A rod body (5) penetrating to one end of the rod body (4) is provided inside the rod body (4). A connecting rod (11) penetrating the disk body (3) to the inside of the platform (1) is fixedly installed on the top of the disk body (3). A gear (12) is fixedly sleeved on the surface of the connecting rod (11), and a gear (13) is meshed on the surface of the gear (12). The inside of the platform (1) is rotatably connected to a screw (13) via a bearing. 8), a moving part (20) is provided at the top of the screw rod (18), a base (2) is provided at the bottom of the platform (1), a support rod (24) penetrating into the base (2) is fixedly installed inside the platform (1), a worm wheel (27) is fixedly sleeved on the surface of the support rod (24), a worm (26) is meshed on the surface of the worm wheel (27), a rotary motor (25) is fixedly installed inside the base (2), and the output end of the rotary motor (25) is fixedly sleeved with a worm (26) meshed with the worm wheel (27) through a coupling.

2. The aerospace special-shaped shell tooling according to claim 1, characterized in that: A connecting block (8) is fixedly mounted on the other end of the rod body (4); an inserting rod (9) penetrating to the bottom of the disc body (3) is provided at the bottom of the connecting block (8); and an arc groove (10) for plugging with the inserting rod (9) is provided inside the disc body (3).

3. The aerospace special-shaped shell tooling according to claim 1, characterized in that: The outer side of the disk body (3) is provided with a fixed block (7) fixedly connected to the top of the platform (1); the rod body 1 (4) passes through the interior of the fixed block (7) and is slidably connected to the fixed block (7); a spring (33) fixedly connected to one end of the rod body 2 (5) is fixedly installed inside the rod body 1 (4); and a contact piece (6) is fixedly installed at the other end of the rod body 2 (5).

4. The aerospace special-shaped shell tooling according to claim 1, characterized in that: The interior of the second gear (13) is fixedly sleeved with a second connecting rod (14), one end of the second connecting rod (14) is fixedly sleeved with a bevel gear (15), and the first connecting rod (11) and the second connecting rod (14) are rotatably connected to the interior of the platform (1) via bearings.

5. The aerospace special-shaped shell tooling according to claim 4, characterized in that: A rotary motor 1 (17) is fixedly installed inside the platform (1), and the output end of the rotary motor 1 (17) is fixedly sleeved with a bevel gear 2 (16) via a coupling, and the bevel gear 2 (16) and the bevel gear 1 (15) are meshed with each other.

6. The aerospace special-shaped shell tooling according to claim 1, characterized in that: One end of the screw rod (18) passes through the outside of the platform (1) and is fixedly mounted with a knob (21); a protective cover (31) is provided on the top of the platform (1); and a handle (32) is fixedly mounted on the top of the protective cover (31).

7. The aerospace special-shaped shell tooling according to claim 1, characterized in that: The surface of the screw rod (18) is threadedly connected to a threaded block (19) fixedly connected to the bottom of the moving member (20); a slider (22) is fixedly installed at the bottom of the threaded block (19); and a sliding groove (23) for sliding with the slider (22) is provided inside the platform (1).

8. The aerospace special-shaped shell tooling according to claim 1, characterized in that: Slide blocks (28) are fixedly mounted at both ends of the bottom of the platform (1), a circular groove (29) for sliding with the slide blocks (28) is provided on the top of the base (2), and balls (30) are rotatably connected at both ends of the bottom of the platform (1) and located on one side of the slide blocks (28).

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