Aircraft part machining clamp
By introducing adjustment devices and lifting devices into aircraft parts processing fixtures, the problem that traditional fixtures cannot adjust the processing angle is solved, and a more efficient processing process and a wider range of application are achieved.
Patent Information
- Application Number
- CN202421320590.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-03-04
- Estimated Expiration
- 2034-06-11
AI Technical Summary
Traditional aircraft parts processing fixtures cannot adjust the processing angle, resulting in cumbersome processing process and reducing processing efficiency.
An aircraft parts machining fixture is designed, including an adjustment device and a lifting device. The adjustment device realizes the adjustment of the table angle through the combination of the first threaded rod, slider, handwheel, sector rack and gear; the lifting device realizes the adjustment of the table height through the combination of the second threaded rod, horizontal plate, connecting rod, inclined plate, round rod, vertical rod and motor.
The fixture can easily adjust the processing angle of aircraft parts without removing the parts and re-fixing them, improving processing efficiency, and adapting to parts of different heights by adjusting the height of the workbench, expanding the scope of application of the fixture.
Smart Images
Figure CN222553486U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of aircraft parts processing fixtures, in particular to an aircraft parts mechanical processing fixture. Background Art
[0002] At present, the country has increased its investment in the construction of large-scale industrial machinery in the aviation field. In the aviation manufacturing industry, the development of structural parts processing fixtures has a great impact on the improvement of my country's aircraft manufacturing level.
[0003] At present, when clamping and fixing aircraft parts, the aircraft parts to be processed are placed on the fixture workbench, and the staff drives the two clamping plates to move inward by rotating the studs. When the two clamping plates are pressed against the aircraft parts, the aircraft parts are clamped. After the aircraft parts are clamped and fixed, they will not move during processing, which can ensure the processing accuracy and facilitate mechanical processing.
[0004] During use, traditional aircraft parts processing fixtures cannot adjust the processing angle of aircraft parts. When other positions of aircraft parts need to be processed, the staff is required to reversely rotate the studs to drive the clamping plate to move outward, remove the aircraft parts on the top of the workbench, adjust the angle and re-fix them before completing the processing of other positions. This process of adjusting the processing angle of aircraft parts is relatively cumbersome, which reduces the processing efficiency of aircraft parts. Utility Model Content
[0005] In view of the deficiencies in the prior art, the utility model provides an aircraft parts machining fixture, which solves the problem that the traditional aircraft parts machining fixture cannot adjust the machining angle of the aircraft parts during use. When other positions of the aircraft parts need to be processed, the staff needs to reversely rotate the studs to drive the clamps to move outward, remove the aircraft parts on the top of the workbench, adjust the angle and re-fix them before completing the processing of other positions. The adjustment process of the aircraft parts machining angle is relatively cumbersome, which reduces the processing efficiency of the aircraft parts.
[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a kind of aircraft parts machining fixture, including a fixture body, the outer wall of the fixture body is provided with an outer shell, the top of the outer shell is provided with a workbench, the inner wall of the workbench is rotatably connected with a stud via a bearing, the outer wall of the stud is threadedly connected with a clamp, the outer wall of the clamp is slidably engaged with the inner wall of the workbench, the aircraft parts machining fixture also includes: an adjusting device, installed inside the fixture body; a lifting device, installed inside the outer shell; wherein, the adjusting device can adjust the aircraft parts machining angle at the top of the fixture, and the lifting device can adjust the distance between the workbench and the processing equipment.
[0007] Preferably, a support leg is installed on one side of the clamp body, and an upper part of one side of the support leg is rotatably connected to the outer wall of the shell.
[0008] Preferably, the adjusting device includes: a first threaded rod, which is rotatably connected to the inner wall of the clamp body through a bearing; a slider, which is threadedly connected to the outer wall of the first threaded rod and plugged into the inner wall of the clamp body; a handwheel, which is installed at one end of the first threaded rod; a sector rack, which is rotatably connected to the inner wall of the clamp body and slidingly engaged with the front side of the slider; a gear, which is rotatably connected to the inner wall of the clamp body and meshes with the outer wall of the sector rack, and the outer wall of the gear is fixedly connected to the outer wall of the outer shell; wherein, the handwheel drives the slider to move through the first threaded rod, and the slider drives the outer shell of the outer wall of the gear to rotate through the sector rack, thereby driving the aircraft parts on the top of the outer shell to rotate a certain angle.
[0009] Preferably, the inner wall of the clamping plate is threadedly connected with a bolt, and the outer wall of the bolt is threadedly connected with a rubber plate.
[0010] Preferably, the lifting device includes: a second threaded rod, which is rotatably connected to the inner wall of the shell through a bearing; a cross plate, which is threadedly connected to the outer wall of the second threaded rod; two connecting rods are provided, both of which are rotatably connected to the outer wall of the cross plate through a pin shaft; two inclined plates are provided, which are rotatably connected to the outer walls of the two connecting rods through pin shafts, and are slidably engaged with the inner wall of the shell; two round rods are provided, which are slidably engaged with the inner walls of the two inclined plates; two vertical rods are provided, which are fixedly connected to the outer walls of the two round rods, respectively, and are plugged into the inner wall of the shell, and the top of the vertical rod is fixedly connected to the bottom of the workbench; a motor is installed at the bottom of the second threaded rod and is fixedly connected to the outer wall of the shell; wherein, the motor drives the connecting rod on the cross plate to move through the second threaded rod, the connecting rod drives the vertical rod on the round rod to move through the inclined plate, and the vertical rod drives the aircraft parts on the top of the workbench to move up and down.
[0011] Beneficial Effects
[0012] The utility model provides a mechanical processing fixture for aircraft parts. It has the following beneficial effects: the mechanical processing fixture for aircraft parts adjusts the angle of the workbench through an adjustment device, fixes the aircraft parts to be processed on the top of the workbench, processes the aircraft parts through processing equipment, and when other positions of the aircraft parts need to be processed, the staff adjusts the angle of the aircraft parts on the top of the workbench through the adjustment device. This adjustment method does not require the aircraft parts to be removed and re-fixed, and the aircraft parts processing angle adjustment process is relatively simple, which improves the processing efficiency of aircraft parts;
[0013] The height of the workbench is adjusted by a lifting device. After the height adjustment of the workbench is completed, the space between the workbench and the processing equipment can fix aircraft parts of different heights. The processing equipment can conveniently process aircraft parts of different heights, thereby improving the application scope of the fixture. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the structure of the utility model;
[0015] Figure 2 for Figure 1 A side sectional view of
[0016] Figure 3 for Figure 2 Schematic diagram of the structure of the middle shell, inclined plate and round rod;
[0017] Figure 4 for Figure 2 Schematic diagram of the structure of the stud, clamp and bolt.
[0018] In the figure: 1. fixture body, 2. adjusting device, 201. first threaded rod, 202. slider, 203. hand wheel, 204. sector rack, 205. gear, 3. housing, 4. lifting device, 401. second threaded rod, 402. horizontal plate, 403. connecting rod, 404. inclined plate, 405. round rod, 406. vertical rod, 407. motor, 5. workbench, 6. stud, 7. splint, 8. bolt, 9. rubber sheet, 10. supporting leg. DETAILED DESCRIPTION
[0019] 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.
[0020] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.
[0021] The traditional aircraft parts processing fixture cannot adjust the processing angle of the aircraft parts during use. When other positions of the aircraft parts need to be processed, the staff needs to reversely rotate the studs to drive the clamping plate to move outward, remove the aircraft parts on the top of the workbench, adjust the angle and re-fix them before completing the processing of other positions. The adjustment process of the processing angle of the aircraft parts is relatively cumbersome, which reduces the processing efficiency of the aircraft parts.
[0022] In view of this, the utility model provides a mechanical processing fixture for aircraft parts, which adjusts the angle of the workbench through an adjusting device, fixes the aircraft parts to be processed on the top of the workbench, and processes the aircraft parts through processing equipment. When other positions of the aircraft parts need to be processed, the staff adjusts the angle of the aircraft parts on the top of the workbench through the adjusting device. This adjustment method does not require the aircraft parts to be removed and re-fixed, and the aircraft parts processing angle adjustment process is relatively simple, thereby improving the processing efficiency of aircraft parts.
[0023] Embodiment 1: By Figure 1 , 2 , 3 and 4 show that an aircraft parts machining fixture comprises a fixture body 1, an outer shell 3 is arranged on the outer wall of the fixture body 1, a workbench 5 is arranged on the top of the outer shell 3, a stud 6 is rotatably connected to the inner wall of the workbench 5 through a bearing, a clamping plate 7 is threadedly connected to the outer wall of the stud 6, and the outer wall of the clamping plate 7 is slidably engaged with the inner wall of the workbench 5. The aircraft parts machining fixture further comprises: an adjusting device 2, which is installed inside the fixture body 1; a lifting device 4, which is installed inside the outer shell 3; wherein the adjusting device 2 can adjust the aircraft parts machining angle at the top of the fixture, and the lifting device 4 can adjust the distance between the workbench 5 and the processing equipment;
[0024] In the specific implementation process, it is worth pointing out that the control adjustment device 2 adjusts the processing angle of the aircraft parts, the lifting device 4 adjusts the distance between the aircraft parts on the top of the workbench 5 and the processing equipment after working, and the stud 6 rotates to drive the clamping plate 7 to move inward to fix the aircraft parts to be processed;
[0025] Furthermore, a support leg 10 is installed on one side of the clamp body 1, and an upper part of one side of the support leg 10 is rotatably connected to the outer wall of the housing 3;
[0026] In the specific implementation process, it is worth pointing out that the support leg 10 supports the other side of the clamp body 1 to ensure the stability of the clamp body 1 when in use;
[0027] Specifically, when using the aircraft parts machining fixture, the aircraft parts to be processed are placed on the top of the workbench 5, and the operator rotates the stud 6 to drive the clamp 7 to move inward. The clamp 7 clamps and fixes the aircraft parts to be processed, the adjustment device 2 adjusts the processing angle of the aircraft parts on the top of the workbench 5, and the lifting device 4 adjusts the distance between the aircraft parts and the processing equipment.
[0028] Embodiment 2: By Figure 1 and 2It can be known that the adjusting device 2 includes: a first threaded rod 201, which is rotatably connected to the inner wall of the clamp body 1 through a bearing; a slider 202, which is threadedly connected to the outer wall of the first threaded rod 201 and plugged with the inner wall of the clamp body 1; a handwheel 203, which is installed at one end of the first threaded rod 201; a sector rack 204, which is rotatably connected to the inner wall of the clamp body 1 and is slidably engaged with the front of the slider 202; a gear 205, which is rotatably connected to the inner wall of the clamp body 1 and meshes with the outer wall of the sector rack 204, and the outer wall of the gear 205 is fixedly connected to the outer wall of the outer shell 3; wherein the handwheel 203 drives the slider 202 to move through the first threaded rod 201, and the slider 202 drives the outer wall of the gear 205 to rotate through the sector rack 204, thereby driving the aircraft parts on the top of the outer shell 3 to rotate a certain angle;
[0029] In the specific implementation process, it is worth pointing out that when the first threaded rod 201 moves, it drives the sector rack 204 to rotate through the slider 202, and the sector rack 204 drives the housing 3 to rotate through the gear 205;
[0030] Furthermore, the inner wall of the clamping plate 7 is threadedly connected with a bolt 8, and the outer wall of the bolt 8 is threadedly connected with a rubber plate 9;
[0031] In the specific implementation process, it is worth pointing out that the rubber plate 9 is fixed to the top of the clamping plate 7 by rotating the bolt 8, and the clamping plate 7 is in contact with the aircraft part through the rubber plate 9, which increases the friction between the clamping plate 7 and the aircraft part, and the clamping is more stable;
[0032] Specifically, on the basis of the above-mentioned first embodiment, the staff drives the first threaded rod 201 to rotate by turning the hand wheel 203. When the first threaded rod 201 rotates, the sector rack 204 is driven to rotate through the slider 202. The sector rack 204 drives the housing 3 to rotate through the gear 205. The housing 3 drives the aircraft parts on the top of the workbench 5 to rotate a certain angle. There is no need to remove the aircraft parts from the fixture to adjust the position, which is convenient for processing the aircraft parts from different angles.
[0033] Embodiment 3: By Figure 1 , 2As can be seen from Figure 3, the lifting device 4 includes: a second threaded rod 401, which is rotatably connected to the inner wall of the housing 3 through a bearing; a horizontal plate 402, which is threadedly connected to the outer wall of the second threaded rod 401; two connecting rods 403 are provided, both of which are rotatably connected to the outer wall of the horizontal plate 402 through a pin; two inclined plates 404 are provided, which are rotatably connected to the outer walls of the two connecting rods 403 through pins, and are slidably engaged with the inner wall of the housing 3; two round rods 405 are provided, which are slidably engaged with the inner walls of the two inclined plates 404; a vertical rod 406 is provided Two, respectively fixedly connected to the outer walls of the two round rods 405, and both are plugged into the inner wall of the shell 3, and the top of the vertical rod 406 is fixedly connected to the bottom of the workbench 5; the motor 407 is installed at the bottom of the second threaded rod 401 and is fixedly connected to the outer wall of the shell 3, wherein the motor 407 drives the connecting rod 403 on the horizontal plate 402 to move through the second threaded rod 401, and the connecting rod 403 drives the vertical rod 406 on the round rod 405 to move through the inclined plate 404, and the vertical rod 406 drives the aircraft parts on the top of the workbench 5 to move up and down;
[0034] In the specific implementation process, it is worth pointing out that the model of the motor 407 is not specifically limited, as long as it can meet the use requirements. The horizontal plate 402 drives the inclined plate 404 to move through the connecting rod 403, and the groove inside the inclined plate 404 drives the vertical rod 406 on the round rod 405 to move upward;
[0035] Specifically, on the basis of the above-mentioned embodiment 1, the external power supply of the motor 407 is turned on, and when the motor 407 is working, it drives the second threaded rod 401 to rotate, and the second threaded rod 401 drives the connecting rod 403 on the horizontal plate 402 to move, and the connecting rod 403 drives the inclined plate 404 to move, and the inclined plate 404 drives the vertical rod 406 on the round rod 405 to move upward through the slide groove, and the vertical rod 406 adjusts the vertical height of the workbench 5.
[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".
[0037] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.
[0038] Although the 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. A fixture for machining aircraft parts, comprising a fixture body (1), characterized in that: The outer wall of the fixture body (1) is provided with a shell (3), the top of the shell (3) is provided with a workbench (5), the inner wall of the workbench (5) is rotatably connected with a stud (6) via a bearing, the outer wall of the stud (6) is threadedly connected with a clamping plate (7), the outer wall of the clamping plate (7) is slidably engaged with the inner wall of the workbench (5), and the aircraft parts machining fixture further comprises: An adjusting device (2) installed inside the clamp body (1); A lifting device (4) installed inside the housing (3); The adjusting device (2) is capable of adjusting the processing angle of the aircraft parts on the top of the fixture, and the lifting device (4) is capable of adjusting the distance between the workbench (5) and the processing equipment.
2. The aircraft parts machining fixture according to claim 1, characterized in that: A support leg (10) is installed on one side of the clamp body (1), and an upper part of one side of the support leg (10) is rotatably connected to the outer wall of the housing (3).
3. The aircraft parts machining fixture according to claim 1, characterized in that: The regulating device (2) comprises: A first threaded rod (201) rotatably connected to the inner wall of the clamp body (1) via a bearing; A slider (202) is threadedly connected to the outer wall of the first threaded rod (201) and plugged into the inner wall of the clamp body (1); A hand wheel (203) mounted on one end of the first threaded rod (201); A sector-shaped rack (204) is rotatably connected to the inner wall of the clamp body (1) and is slidably engaged with the front surface of the slider (202); A gear (205) is rotatably connected to the inner wall of the clamp body (1) and meshes with the outer wall of the sector rack (204); the outer wall of the gear (205) is fixedly connected to the outer wall of the housing (3); The hand wheel (203) drives the slider (202) to move via the first threaded rod (201), and the slider (202) drives the outer shell (3) of the outer wall of the gear (205) to rotate via the sector rack (204), thereby driving the aircraft parts on the top of the outer shell (3) to rotate by a certain angle.
4. The aircraft parts machining fixture according to claim 1, characterized in that: The inner wall of the clamping plate (7) is threadedly connected to a bolt (8), and the outer wall of the bolt (8) is threadedly connected to a rubber plate (9).
5. The aircraft parts machining fixture according to claim 1, characterized in that: The lifting device (4) comprises: A second threaded rod (401) is rotatably connected to the inner wall of the housing (3) via a bearing; A horizontal plate (402) threadedly connected to the outer wall of the second threaded rod (401); Two connecting rods (403) are provided, both of which are rotatably connected to the outer wall of the horizontal plate (402) through a pin shaft; Two inclined plates (404) are provided, which are rotatably connected to the outer walls of the two connecting rods (403) through pins and are slidably engaged with the inner wall of the housing (3); Two round rods (405) are provided and are respectively slidably engaged with the inner walls of the two inclined plates (404); Two vertical rods (406) are provided, which are respectively fixedly connected to the outer walls of the two round rods (405) and are both plugged into the inner wall of the shell (3); the top of the vertical rod (406) is fixedly connected to the bottom of the workbench (5); A motor (407) is mounted on the bottom of the second threaded rod (401) and is fixedly connected to the outer wall of the housing (3); The motor (407) drives the connecting rod (403) on the horizontal plate (402) to move via the second threaded rod (401), the connecting rod (403) drives the vertical rod (406) on the round rod (405) to move via the inclined plate (404), and the vertical rod (406) drives the aircraft parts on the top of the workbench (5) to move up and down.