Polishing device for aircraft part machining

Abstract

The utility model discloses a polishing device for aircraft part machining, which comprises a workbench, a collecting box is arranged at the bottom end of the workbench, a protective cover is arranged at the top end of the workbench, two groups of clamping seats are symmetrically and movably arranged on the workbench, and L-shaped clamping blocks are synchronously and oppositely arranged on the clamping seats in a moving manner. A spraying pipe is arranged above the clamping base through a mounting base, a liquid supply assembly is arranged between the collecting box and the spraying pipe, a grinding disc and a first motor are mounted above the mounting base through a mounting frame, a first electric push rod is arranged at the top end of the mounting frame, and transverse moving assemblies are arranged at the top end of the first electric push rod and the top end of the mounting base correspondingly. And a longitudinal movement adjusting structure is arranged between each group of transverse movement assembly and the protective cover. According to the plane part polishing device, flexible polishing of plane parts can be achieved, automatic, sufficient and uniform spraying of polishing liquid is also achieved, and clamping and fixing of the plane parts can be flexibly achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of aircraft parts processing, and in particular to a polishing device for aircraft parts processing. Background Art

[0002] Polishing of aircraft parts is one of the important process links in the aircraft manufacturing and maintenance process, which aims to improve the surface finish and flatness of parts and ensure the performance and appearance quality of parts. During the polishing process of aircraft parts, the parts need to be clamped and fixed. The existing clamping and fixing structure generally achieves the clamping and fixing of aircraft parts through the clamping structure on both sides. The clamping stability of aircraft parts is poor, and it is not convenient to flexibly adjust the clamping position according to the size of aircraft parts. In addition, during the polishing process of aircraft parts, it is necessary to spray polishing liquid on the surface of aircraft parts. At present, the polishing liquid is generally sprayed by hand, which is not convenient for automatic spraying of polishing liquid and has poor convenience of use. Utility Model Content

[0003] In view of the problems existing in the prior art, the utility model provides a polishing device for machining aircraft parts to solve the above technical problems mentioned in the background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A polishing device for processing aircraft parts comprises a workbench, a collecting box is provided at the bottom end of the workbench, and a protective cover is provided at the top end, two groups of clamping seats are symmetrically provided on the workbench, a moving control structure is provided between the clamping seat and the protective cover, an L-shaped clamping block is provided on each of the clamping seats for synchronous movement towards each other, a mounting seat is provided above the clamping seat, a spray pipe is provided on the mounting seat, a liquid supply component is provided between the collecting box and the spray pipe, a mounting frame is provided above the mounting seat, a grinding disc is rotatably installed on the mounting frame, and a first motor is provided for transmission connection with the grinding disc, a first electric push rod is provided at the top end of the mounting frame, a lateral movement component is provided at the top end of the first electric push rod and the top end of the mounting seat, and a longitudinal movement adjustment structure is provided between each group of the lateral movement components and the protective cover.

[0006] The utility model is further configured such that the lateral movement component includes a transversely arranged ball screw, and a second motor is arranged for transmission connection with the ball screw, a screw nut is arranged on the ball screw, and the mounting seat and the first electric push rod are both arranged on the corresponding screw nut to realize the lateral movement drive of the grinding disc and the spray pipe.

[0007] The utility model is further configured such that each group of the longitudinal movement adjustment structure includes a driving screw that is symmetrically and vertically arranged on the protective cover through a bearing, driving blocks are arranged on both sides of the ball screw, the driving blocks are threadedly sleeved on the driving screw, and a synchronous driving structure is arranged on the protective cover for transmission connection with the driving screw to realize the longitudinal movement drive of the grinding disc and the spray pipe.

[0008] The utility model is further configured such that the synchronous drive structure includes a drive motor, the drive motor is transmission-connected to one of the drive screws, and a synchronous belt structure is provided between two drive screws in the same group to achieve synchronous drive of the drive screws.

[0009] The utility model is further configured that the movement control structure includes a second electric push rod arranged between the protective cover and the clamping seat, and a limited telescopic rod is arranged in conjunction with the second electric push rod to realize the movement drive of the clamping seat.

[0010] The utility model is further configured that a moving groove is provided on the clamping seat, and a moving block is provided on the clamping block in cooperation therewith, and the moving block and the moving groove are slidably matched to realize the sliding installation of the moving block on the clamping seat.

[0011] The utility model is further configured that a bidirectional screw is rotatably installed in the moving groove through a bearing, and a third motor is provided for transmission connection with the bidirectional screw. The moving block is threadedly sleeved on the bidirectional screw to realize the moving drive of the moving block in the moving groove.

[0012] The utility model is further configured such that the liquid supply structure includes a pump body connected to a collection box, a liquid supply pipe is arranged between the pump body and the spray pipe, and a protective filter is arranged at one end of the pump body connected to the collection box to realize the liquid supply of the polishing liquid in the spray pipe.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The utility model includes a workbench, a collection box is provided at the bottom end of the workbench, and a protective cover is provided at the top end, two groups of clamping seats are symmetrically provided on the workbench, and a moving control structure is provided between the clamping seat and the protective cover, wherein the moving control structure includes a second electric push rod provided between the protective cover and the clamping seat, and a limited telescopic rod is provided in cooperation with the second electric push rod, and an L-shaped clamping block is provided on each clamping seat for synchronous movement toward each other; when realizing the polishing processing of aircraft parts, the second electric push rod is started, and the movement of the clamping seat can be controlled by the second electric push rod, so that the two groups of clamping seats are close to each other, and at the same time, the clamping blocks on the clamping seats can be controlled to move toward each other, so that the aircraft parts can be clamped and fixed during polishing through the cooperation of the clamping blocks, and flexible clamping can be realized.

[0015] 2. The utility model provides a mounting seat above the clamping seat, a spray pipe is provided on the mounting seat, a liquid supply assembly is provided between the collecting box and the spray pipe, wherein the liquid supply structure includes a pump body connected to the collecting box, a liquid supply pipe is provided between the pump body and the spray pipe, and a protective filter is provided at one end of the pump body connected to the collecting box, the polishing liquid in the collecting box can be pumped out through the pump body and transported to the spray pipe through the liquid supply pipe, so that the polishing liquid can be sprayed on the surface of the aircraft parts, thereby improving the polishing effect of the aircraft parts.

[0016] 3. In the utility model, the cooperation of the ball screw, the drive block and the drive rod can realize the flexible horizontal and vertical movement adjustment of the grinding disc and the spray tube inside the protective cover, and can flexibly realize the spraying of polishing liquid on the surface of aircraft parts and the flexible grinding of the surface of aircraft parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The overall structure of a polishing device for machining aircraft parts in the utility model is shown in FIG. Figure 1 ;

[0018] Figure 2 The overall structure of a polishing device for machining aircraft parts in the utility model is shown in FIG. Figure 2 ;

[0019] Figure 3 It is a schematic diagram of the connection structure between the clamping seat, the clamping block and the workbench in the utility model;

[0020] Figure 4 This is a schematic diagram of the installation structure of the grinding disc in the utility model;

[0021] Figure 5 This is a schematic diagram of the installation structure of the spray pipe in the utility model;

[0022] Figure 6 It is a schematic diagram of the connection structure between the collection box and the protective filter screen in the utility model.

[0023] In the figure: 1. workbench; 2. collection box; 3. protective cover; 4. clamping seat; 5. clamping block; 6. mounting seat; 7. spray tube; 8. mounting frame; 9. grinding disc; 10. first motor; 11. first electric push rod; 12. ball screw; 13. second motor; 14. screw nut; 15. driving screw; 16. driving block; 17. driving motor; 18. synchronous belt structure; 19. second electric push rod; 20. limiting telescopic rod; 21. moving groove; 22. moving block; 23. bidirectional screw; 24. third motor; 25. pump body; 26. liquid supply pipe; 27. protective filter. DETAILED DESCRIPTION

[0024] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0025] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0026] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0027] See also Figure 1-5 A polishing device for processing aircraft parts includes a workbench 1, a collecting box 2 is arranged at the bottom of the workbench 1, and a protective cover 3 is arranged at the top, wherein a through groove structure is opened on the workbench 1 to connect the collecting box 2, which is used to guide the polishing liquid and debris during the polishing process, wherein a discharge structure can be arranged on the collecting box 2, which is used to discharge the debris and the like intercepted in the collecting box 2, and this structure is a well-known structure, and the utility model does not make an extended description, as long as the material in the collecting box 2 can be discharged, two groups of clamping seats 4 are symmetrically arranged on the workbench 1, and a moving control structure is arranged between the clamping seat 4 and the protective cover 3, wherein, The mobile control structure includes a second electric push rod 19 arranged between the protective cover 3 and the clamping seat 4, and a limited telescopic rod 20 is arranged in conjunction with the second electric push rod 19. Each clamping seat 4 is provided with an L-shaped clamping block 5 that moves synchronously toward each other. In this way, when the polishing process of aircraft parts is realized, the second electric push rod 19 is started, and the movement of the clamping seat 4 can be controlled by the second electric push rod 19, so that the two groups of clamping seats 4 are close to each other. At the same time, the clamping blocks 5 on the clamping seats 4 can be controlled to move toward each other, so that the aircraft parts can be clamped and fixed during polishing through the cooperation of the clamping blocks 5, thereby realizing flexible clamping.

[0028] The utility model is provided with a mounting seat 6 above the clamping seat 4, a spray pipe 7 is provided on the mounting seat 6, a liquid supply assembly is provided between the collecting box 2 and the spray pipe 7, wherein the liquid supply structure comprises a pump body 25 connected to the collecting box 2, a liquid supply pipe 26 is provided between the pump body 25 and the spray pipe 7, and a protective filter screen 27 is provided at one end of the pump body 25 connected to the collecting box 2, so that the polishing liquid in the collecting box 2 can be drawn out through the pump body 25 and transported to the spray pipe 7 through the liquid supply pipe 26, so that the polishing liquid can be sprayed on the surface of the aircraft parts, thereby improving the polishing effect of the aircraft parts.

[0029] The utility model is provided with a mounting frame 8 above the mounting seat 6, a grinding disc 9 is rotatably mounted on the mounting frame 8, and a first motor 10 is provided for transmission connection with the grinding disc 9, a first electric push rod 11 is provided at the top of the mounting frame 8, a lateral movement assembly is provided at the top of the first electric push rod 11 and the top of the mounting seat 6, and a longitudinal movement adjustment structure is provided between each group of lateral movement assemblies and the protective cover 3, wherein the lateral movement assembly includes a transversely arranged ball screw 12, and a second motor 13 is provided for transmission connection with the ball screw 12, a screw nut 14 is provided on the ball screw 12, and the mounting seat 6 and the first electric push rod 11 are provided on the corresponding screw nut 14;

[0030] Each set of longitudinal movement adjustment structures includes a driving screw 15 symmetrically and vertically arranged on the protective cover 3 through a bearing, and driving blocks 16 are arranged on both sides of the ball screw 12. The driving blocks 16 are threadedly sleeved on the driving screw 15, and a synchronous driving structure is arranged on the protective cover 3 to drive and connect the driving screw 15;

[0031] The synchronous drive structure includes a drive motor 17 , which is transmission-connected to one of the drive screws 15 , and a synchronous belt structure 18 is provided between two drive screws 15 in the same group.

[0032] Specifically, the drive motor 17 is started, and the drive screw 15 can be controlled to rotate synchronously through the cooperation of the drive motor 17 and the synchronous belt structure 18. The longitudinal movement of the drive block 16 in the protective cover 3 can be controlled through the rotation of the drive screw 15. The movement of the drive block 16 can drive the corresponding ball screw 12 to move longitudinally in the protective cover 3, thereby realizing the longitudinal movement of the first electric push rod 11 installed at the bottom end of the screw nut 14 and the mounting seat 6, thereby realizing the longitudinal adjustment of the grinding disc 9 and the spray tube 7;

[0033] The driving motor 17 is started, and the ball screw 12 can be controlled by the driving motor 17 to move horizontally, thereby controlling the screw nut 14 to move horizontally inside the protective cover 3, thereby realizing the horizontal movement adjustment of the first electric push rod 11 installed at the bottom end of the screw nut 14 and the mounting seat 6, and then realizing the longitudinal movement adjustment of the grinding disc 9 and the spray tube 7;

[0034] In this way, the spray pipe 7 and the grinding disc 9 can be flexibly moved and adjusted inside the protective cover 3, so that automatic liquid spraying and flexible grinding of aircraft parts during polishing can be achieved.

[0035] See also Figure 1-Figure 5As an implementation of the moving block 22: a moving groove 21 is opened on the clamping seat 4, and the moving block 22 is matched with the clamping block 5. The moving block 22 and the moving groove 21 are slidably matched. A bidirectional screw 23 is rotatably installed in the moving groove 21 through a bearing, and a third motor 24 is provided for transmission connection with the bidirectional screw 23. The moving block 22 is threadedly sleeved on the bidirectional screw 23.

[0036] Specifically, the third motor 24 is started, and the rotation of the bidirectional screw 23 can be controlled by the third motor 24. The movement of the moving block 22 in the moving groove 21 can be controlled by the threaded matching relationship between the bidirectional screw 23 and the moving block 22. Thus, the movement of the clamping block 5 can be controlled by the movement of the moving block 22, so that the two groups of clamping blocks 5 in the same group can be moved closer or farther away, which is convenient for flexible adjustment of the clamping position according to the size of the aircraft parts.

[0037] In summary, when the device is used: the aircraft parts to be polished are placed on the workbench 1, and the second electric push rod 19 is started. The second electric push rod 19 can control the movement of the clamping seat 4 so that the two groups of clamping seats 4 are close to each other. Through the movement of the clamping seat 4, the two groups of clamping blocks 5 on the clamping seat 4 can be close to each other.

[0038] At the same time, the third motor 24 is started, and the bidirectional screw 23 can be controlled to rotate by the third motor 24. The moving block 22 can be controlled to move in the moving groove 21 by the thread matching relationship between the bidirectional screw 23 and the moving block 22, so that the two clamping blocks 5 in the same group can be controlled to move synchronously toward each other by the movement of the moving block 22, so that the two clamping blocks 5 in the same group can be moved closer or farther away from each other, so that the clamping position can be flexibly adjusted according to the size of the aircraft parts, so that the aircraft parts can be clamped and fixed during polishing;

[0039] The polishing liquid in the collection box 2 can be pumped out through the pump body 25 and transported to the spray pipe 7 through the liquid supply pipe 26, so that the polishing liquid can be sprayed on the surface of the aircraft parts to improve the polishing effect of the aircraft parts;

[0040] In this process, the spray position of the flexible spray pipe 7 can be controlled by controlling the operation of the ball screw 12 and the drive screw 15, thereby improving the spray uniformity and sufficiency of the polishing liquid;

[0041] Afterwards, the first electric push rod 11 is started, and the mounting frame 8 is controlled by the first electric push rod 11 to drive the grinding disc 9 and the first motor 10 to descend, and the first motor 10 is started, and the grinding disc 9 can be controlled to rotate by the first motor 10 to polish and grind the aircraft parts;

[0042] In this process, the position of the flexible grinding disc 9 can be controlled by controlling the operation of the ball screw 12 and the drive screw 15, thereby improving the flexibility of the aircraft parts during polishing;

[0043] Excess polishing liquid and debris generated during the polishing process can be guided to the collection box 2 through the slot structure on the workbench 1 for collection, so as to facilitate the recycling of the polishing liquid and improve the use efficiency of the polishing liquid.

[0044] In all the schemes mentioned above, the connection between two parts can be selected according to the actual situation by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which will not be described one by one here. In the above, all fixed connections are preferably considered to be welding. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents;

[0045] In all the schemes mentioned above, the operation of electrical components is controlled by a controller. Since the devices matched with the controller are commonly used devices, their control principles and line connections are all existing well-known and mature technologies, and their electrical connection relationships and specific circuit structures will not be elaborated here.

Claims

1. A polishing device for machining aircraft parts, comprising a workbench (1), characterized in that: The bottom end of the workbench (1) is provided with a collecting box (2), and the top end is provided with a protective cover (3). Two groups of clamping seats (4) are symmetrically provided on the workbench (1). A moving control structure is provided between the clamping seats (4) and the protective cover (3). Each clamping seat (4) is provided with an L-shaped clamping block (5) that moves synchronously toward each other. A mounting seat (6) is provided above the clamping seat (4). A spray pipe (7) is provided on the mounting seat (6). The collecting box (2) and the spray pipe (7) are symmetrically provided with two groups of clamping seats (4). ), a liquid supply component is arranged between the mounting seat (6), a mounting frame (8) is arranged above the mounting seat (6), a grinding disc (9) is rotatably mounted on the mounting frame (8), and a first motor (10) is arranged to be transmission-connected to the grinding disc (9), a first electric push rod (11) is arranged at the top of the mounting frame (8), a lateral movement component is arranged at the top of the first electric push rod (11) and the top of the mounting seat (6), and a longitudinal movement adjustment structure is arranged between each group of the lateral movement components and the protective cover (3).

2. The polishing device for aircraft parts processing according to claim 1 is characterized in that: The lateral movement assembly comprises a transversely arranged ball screw (12), and a second motor (13) is arranged in transmission connection with the ball screw (12); a screw nut (14) is arranged on the ball screw (12), and the mounting seat (6) and the first electric push rod (11) are both arranged on the corresponding screw nut (14).

3. The polishing device for aircraft parts processing according to claim 2 is characterized in that: Each group of the longitudinal movement adjustment structure comprises a driving screw (15) symmetrically and vertically arranged on the protective cover (3) through a bearing, driving blocks (16) are arranged on both sides of the ball screw (12), and the driving blocks (16) are threadedly sleeved on the driving screw (15), and a synchronous driving structure is arranged on the protective cover (3) for transmission connection with the driving screw (15).

4. The polishing device for aircraft parts processing according to claim 3 is characterized in that: The synchronous drive structure comprises a drive motor (17), the drive motor (17) is transmission-connected to one of the drive screws (15), and a synchronous belt structure (18) is provided between two drive screws (15) in the same group.

5. The polishing device for aircraft parts processing according to claim 1 is characterized in that: The movement control structure comprises a second electric push rod (19) arranged between the protective cover (3) and the clamping seat (4), and a limited telescopic rod (20) is arranged in conjunction with the second electric push rod (19).

6. A polishing device for machining aircraft parts according to any one of claims 1 to 5, characterized in that: The clamping seat (4) is provided with a moving groove (21), and the clamping block (5) is matched with a moving block (22), and the moving block (22) is slidably matched with the moving groove (21).

7. The polishing device for aircraft parts processing according to claim 6 is characterized in that: A bidirectional screw (23) is rotatably mounted in the moving groove (21) via a bearing, and a third motor (24) is provided in transmission connection with the bidirectional screw (23). The moving block (22) is threadedly sleeved on the bidirectional screw (23).

8. The polishing device for aircraft parts processing according to claim 1 is characterized in that: The liquid supply assembly comprises a pump body (25) connected to the collection box (2), a liquid supply pipe (26) is arranged between the pump body (25) and the spray pipe (7), and a protective filter screen (27) is arranged at one end of the pump body (25) connected to the collection box (2).

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