Polishing device for aircraft precision part machining

Abstract

The utility model discloses a polishing device for machining aircraft precision parts, which relates to the technical field of precision machining and comprises a machining table, a back plate is fixedly arranged on the upper surface of the machining table, a polishing mechanism is arranged on the front side of the back plate, two strip-shaped seats are symmetrically arranged on the upper surface of the machining table, and limiting moving mechanisms are arranged on the surfaces of the strip-shaped seats. The grinding mechanism comprises a lifting seat, and the inner wall of the lifting seat is rotationally connected with a lifting lead screw. The grinding mechanism and the limiting moving mechanism are arranged on the surface of the machining table, aircraft compact parts can be automatically fed through the limiting moving mechanism, and the grinding mechanism can drive a grinding wheel to be adjusted at different heights and angles; different positions of the surface of a part can be continuously ground and polished through the grinding wheel, fine deburring and polishing operation on the surface of the precise part is facilitated, meanwhile, the feeding speed and position can be automatically adjusted according to the shape and size of the part, and the consistency of the grinding effect is kept.

Description

TECHNICAL FIELD

[0001] The utility model relates to precision machining technical field especially, relates to a kind of polishing device for aircraft precision parts machining. BACKGROUND

[0002] Since the requirement of aircraft manufacturing to precision is extremely high, therefore aircraft manufacturing has the characteristics different from general machine manufacturing from part machining to assembly, and aircraft precision parts design machining often needs to be polished multiple times.

[0003] The patent document with the publication number CN219131810U discloses a polishing device for aircraft precision parts design machining, which includes an adjusting mechanism. The adjusting mechanism is provided with a polishing mechanism on one side. The adjusting mechanism includes a placement table. The front surface of the placement table is provided with a control panel. The left side of the placement table is fixedly connected with a support column. The polishing device for aircraft precision parts design machining controls the forward and reverse motor through the control panel. The forward and reverse motor drives the lifting screw to rotate. The rotation of the lifting screw drives the nut sleeve and the cross bar to slide upward or downward, thereby achieving the effect of adjusting the height.

[0004] The polishing device in the above patent document can only move vertically up and down during actual use, and the placement turntable cannot adjust the angle and position of the parts. Therefore, it is not convenient to continuously polish and polish according to the shape and size of the parts, which does not meet the requirements of precision machining and affects the practicality of the polishing device. UTILITY MODEL CONTENT

[0005] The utility model discloses a polishing device for aircraft precision parts machining. In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] A polishing device for aircraft precision parts machining includes a machining table. The upper surface of the machining table is fixedly provided with a back plate. The front surface of the back plate is provided with a polishing mechanism. The upper surface of the machining table is symmetrically provided with two strip-shaped seats. The surface of the strip-shaped seat is provided with a limit moving mechanism.

[0007] The polishing mechanism includes a lifting seat. The inner wall of the lifting seat is rotatably connected with a lifting screw. The surface of the lifting screw is threadedly connected with a lifting block. The front end of the lifting block is fixedly connected with an adjusting shell. The surface of the adjusting shell is rotatably provided with a movable rack. The surface of the movable rack is fixedly provided with a driving box. The lower surface of the driving box is rotatably provided with a polishing wheel. The surface of the movable rack is provided with a dust removal assembly.

[0008] The dust removal assembly includes a U-shaped spray pipe fixedly connected to the surface of the movable frame, a plurality of air injection pipes are fixedly installed on the lower surface of the U-shaped spray pipe, the U-shaped spray pipe is located above the polishing wheel, and the output ends of the air injection pipes correspond to the positions of the polishing wheel.

[0009] In a preferred scheme, the surface of the processing table is provided with a waste collecting groove, the surface of the waste collecting groove is inclined, the front surface of the processing table is provided with two sets of limiting baffle plates, and a movable baffle plate is arranged between the two sets of limiting baffle plates.

[0010] In a preferred scheme, the surface of the movable frame is fixedly provided with an air pump, the output end of the air pump is fixedly connected with an air guide pipe, one end of the air guide pipe away from the air pump is fixedly connected with a shunt pipe, and the two ends of the shunt pipe extend into the U-shaped spray pipe.

[0011] In a preferred scheme, the limiting movement mechanism includes a horizontal lead screw rotatably connected to the inside of the strip-shaped seat, a movement base plate is threadedly connected to the surface of the horizontal lead screw, a fixed seat is fixedly arranged on the upper surface of the movement base plate, and a limiting chuck is rotatably arranged on the upper surface of the fixed seat.

[0012] In a preferred scheme, a rotary motor is fixedly installed in the inside of the fixed seat, and the output shaft of the rotary motor is fixedly connected with the bottom of the limiting chuck.

[0013] In a preferred scheme, a polishing motor is arranged in the inside of the driving box, and the output shaft of the polishing motor is fixedly connected with the surface of the polishing wheel.

[0014] In a preferred scheme, an adjusting motor is fixedly arranged in the inside of the adjusting shell, and the output shaft of the adjusting motor is fixedly connected with the surface of the movable frame.

[0015] In a preferred scheme, a lifting motor is fixedly arranged on the upper surface of the lifting seat, and the output shaft of the lifting motor is fixedly connected with the top end of the lifting lead screw.

[0016] In a preferred scheme, a displacement motor is fixedly arranged on the back surface of the back plate, the output shaft of the displacement motor extends into the inside of the strip-shaped seat and is fixedly connected with the end of the horizontal lead screw.

[0017] As can be seen from the above, the polishing device for machining precise parts of an airplane has the following technical effects.

[0018] One: the surface of the processing table is provided with polishing mechanism and limiting movement mechanism, the limiting movement mechanism can be used for automatic feeding of the aircraft precision parts, the polishing mechanism can drive the polishing wheel to adjust the height and angle, the polishing wheel can be used for continuous polishing of different positions of the part surface, the polishing mechanism can be used for fine deburring and polishing of the part surface, and the feeding speed and position can be automatically adjusted according to the shape and size of the part, and the consistency of the grinding effect is kept.

[0019] Secondly, the dust removal assembly is arranged on the surface of the movable frame, high-speed air is sent into the U-shaped spray pipe by the air pump during polishing of the parts, and a plurality of air injection pipes at the bottom of the U-shaped spray pipe are used for air injection, so that an air barrier is formed around the polishing wheel, the waste generated during polishing can be blown into the waste collecting groove below, waste is prevented from flying everywhere, and subsequent collection and cleaning of the waste are facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 A front view structural schematic diagram of the polishing device for aircraft precision part machining is provided.

[0021] Figure 2 A side view structural schematic diagram of the polishing device for aircraft precision part machining is provided.

[0022] Figure 3 A rear view structural schematic diagram of the polishing device for aircraft precision part machining is provided.

[0023] Figure 4 A side view structural schematic diagram of the polishing device for aircraft precision part machining is provided.

[0024] Figure 5 A Figure 4 An enlarged structure schematic diagram of position A.

[0025] In the drawings: 1, processing table; 2, back plate; 3, polishing mechanism; 4, strip-shaped seat; 5, limiting movement mechanism; 6, dust removal assembly; 7, waste collecting groove; 8, limiting baffle; 9, movable baffle;

[0026] 301, lifting seat; 302, lifting screw; 303, lifting block; 304, adjusting shell; 305, movable frame; 306, driving box; 307, polishing wheel; 308, polishing motor; 309, adjusting motor; 310, lifting motor;

[0027] 501, horizontal screw; 502, moving bottom plate; 503, fixed seat; 504, limiting chuck; 505, rotating motor; 506, displacement motor;

[0028] 601, U-shaped nozzle; 602, jet pipe; 603, air pump; 604, air guide pipe; 605, shunt pipe. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0030] With reference to Figure 1 and Figure 2 A polishing device for machining precise parts of an airplane, comprising a machining table 1, a back plate 2 fixedly arranged on the upper surface of the machining table 1, a polishing mechanism 3 arranged on the front surface of the back plate 2, two strip-shaped seats 4 symmetrically arranged on the upper surface of the machining table 1, and a limit displacement mechanism 5 arranged on the surface of the strip-shaped seat 4.

[0031] Two protective covers are arranged between the upper surface of the machining table 1 and the back plate 2, and the polishing area can be protected by the protective covers.

[0032] With reference to Figure 3 and Figure 4 In a preferred embodiment, the limit displacement mechanism 5 comprises a horizontal lead screw 501 rotationally connected inside the strip-shaped seat 4, a displacement motor 506 fixedly mounted on the back surface of the back plate 2, an output shaft of the displacement motor 506 extending to the inside of the strip-shaped seat 4 and fixedly connected with the end portion of the horizontal lead screw 501, a moving base plate 502 threadedly connected with the surface of the horizontal lead screw 501, a fixed seat 503 fixedly arranged on the upper surface of the moving base plate 502, a limit chuck 504 rotationally arranged on the upper surface of the fixed seat 503, and a rotating motor 505 fixedly mounted inside the fixed seat 503 and having an output shaft fixedly connected with the bottom of the limit chuck 504.

[0033] It should be noted that the polishing mechanism 3 comprises a lifting seat 301, a lifting lead screw 302 rotationally connected with the inner wall of the lifting seat 301, a lifting motor 310 fixedly mounted on the upper surface of the lifting seat 301 and having an output shaft fixedly connected with the top end of the lifting lead screw 302, and the lifting motor 310 can drive the lifting lead screw 302 to rotate.

[0034] It should be noted that the surface of the lifting lead screw 302 is threadedly connected with a lifting block 303, the front end of the lifting block 303 is fixedly connected with an adjusting shell 304, the surface of the adjusting shell 304 is rotationally provided with a movable frame 305, the inside of the adjusting shell 304 is fixedly provided with an adjusting motor 309, and the output shaft of the adjusting motor 309 is fixedly connected with the surface of the movable frame 305, and the adjusting motor 309 can drive the movable frame 305 to adjust the angle.

[0035] With reference to Figure 5 The surface of the movable frame 305 is fixedly provided with a driving box 306, the lower surface of the driving box 306 is rotatably provided with a grinding wheel 307, the inside of the driving box 306 is provided with a grinding motor 308, the output shaft of the grinding motor 308 is fixedly connected with the surface of the grinding wheel 307, the grinding motor 308 can drive the grinding wheel 307 to rotate at high speed, and then the grinding wheel 307 can be used to grind and polish the parts.

[0036] It is worth noting that the surface of the machining table 1 is provided with the grinding mechanism 3 and the limiting moving mechanism 5, the limiting moving mechanism 5 can be used to automatically feed the aircraft precision parts, the grinding mechanism 3 can drive the grinding wheel 307 to adjust the height and angle, the grinding wheel 307 can be used to continuously grind and polish different positions on the surface of the parts, which is beneficial to finely deburring and polishing the surface of the precision parts, and the feeding speed and position can be automatically adjusted according to the shape and size of the parts to keep the consistency of the grinding effect.

[0037] It should be noted that the surface of the movable frame 305 is provided with a dust removal assembly 6, the dust removal assembly 6 includes a U-shaped spray pipe 601 fixedly connected to the surface of the movable frame 305, a plurality of jet pipes 602 are fixedly installed on the lower surface of the U-shaped spray pipe 601, the U-shaped spray pipe 601 is located above the grinding wheel 307, and the output end of the jet pipe 602 corresponds to the position of the grinding wheel 307.

[0038] The surface of the movable frame 305 is fixedly provided with an air pump 603, the output end of the air pump 603 is fixedly connected with a gas guide pipe 604, one end of the gas guide pipe 604 away from the air pump 603 is fixedly connected with a shunt pipe 605, both ends of the shunt pipe 605 extend into the inside of the U-shaped spray pipe 601, and the shunt pipe 605 and the gas guide pipe 604 can input the gas generated by the air pump 603 into the inside of the U-shaped spray pipe 601.

[0039] It should be further noted that the surface of the machining table 1 is provided with a waste collecting groove 7, the surface of the waste collecting groove 7 is inclined, the front surface of the machining table 1 is provided with two limiting baffle plates 8, and the movable baffle plate 9 is inserted between the two limiting baffle plates 8, and the position of the movable baffle plate 9 corresponds to the bottom of the waste collecting groove 7.

[0040] By arranging the movable baffle plate 9, when the waste collecting groove 7 is cleaned, the movable baffle plate 9 can be taken out from between the limiting baffle plates 8, so that the waste can be swept out of the waste collecting groove 7.

[0041] It is worth mentioning that, by setting the dust removal assembly 6 on the surface of the movable frame 305, in the process of polishing the parts, high-speed air is transported into the U-shaped spray pipe 601 by the air pump 603, and the air is sprayed by the air pipes 602 at the bottom of the U-shaped spray pipe 601, so that an air barrier is formed around the polishing wheel 307, the waste generated during polishing can be blown into the waste collecting groove 7 below, avoiding the waste from flying everywhere, and facilitating subsequent collection and cleaning of the waste.

[0042] Working principle: in use, first, the aircraft precision parts are placed on the surface of the limiting chuck 504, the limiting chuck 504 is used for clamping the parts, then the displacement motor 506 drives the horizontal lead screw 501 to rotate, and then drives the moving base plate 502 to move horizontally on the surface of the machining table 1, and then drives the parts to automatically feed, then the polishing motor 308 drives the polishing wheel 307 to rotate, the polishing wheel 307 is used for polishing the surface of the parts, and the height of the polishing wheel 307 can be adjusted by the lifting motor 310, the adjusting motor 309 drives the polishing wheel 307 to rotate around the parts, so that the parts can be finely polished according to the shape and size of the parts, and the polishing efficiency is improved.

[0043] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. The replacement can be a partial structure, device, method step replacement, or a complete technical solution. According to the technical scheme and the utility model concept of the present application, equivalent replacement or change should be covered within the protection scope of the present application.

Claims

1. An aircraft precision parts processing polishing device, comprising a processing table (1), characterized in that, The upper surface of the processing table (1) is fixedly provided with a back plate (2), the front surface of the back plate (2) is provided with a polishing mechanism (3), the upper surface of the processing table (1) is symmetrically provided with two strip-shaped seats (4), and the surface of the strip-shaped seat (4) is provided with a limiting moving mechanism (5). The polishing mechanism (3) comprises a lifting seat (301), the inner wall of the lifting seat (301) is rotationally connected with a lifting lead screw (302), the surface of the lifting lead screw (302) is threadedly connected with a lifting block (303), the front end of the lifting block (303) is fixedly connected with an adjusting shell (304), the surface of the adjusting shell (304) is rotationally provided with a movable frame (305), the surface of the movable frame (305) is fixedly provided with a driving box (306), the lower surface of the driving box (306) is rotationally provided with a polishing wheel (307), and the surface of the movable frame (305) is provided with a dust removal assembly (6). The dust removal assembly (6) comprises a U-shaped spray pipe (601) fixedly connected to the surface of the movable frame (305), a plurality of air injection pipes (602) fixedly installed on the lower surface of the U-shaped spray pipe (601), and the U-shaped spray pipe (601) is located above the polishing wheel (307).

2. The polishing device for precision parts of an aircraft according to claim 1, characterized in that, The surface of the processing table (1) is provided with a waste collecting groove (7), the surface of the waste collecting groove (7) is inclined, the front surface of the processing table (1) is provided with two limiting baffle plates (8), and the movable baffle plate (9) is arranged between the two limiting baffle plates (8) and corresponds to the bottom of the waste collecting groove (7).

3. The polishing device for precise aircraft component machining according to claim 1, characterized in that, The surface of the movable frame (305) is fixedly provided with an air pump (603), the output end of the air pump (603) is fixedly connected with an air guide pipe (604), the end, away from the air pump (603), of the air guide pipe (604) is fixedly connected with a shunt pipe (605), and the two ends of the shunt pipe (605) extend into the U-shaped spray pipe (601).

4. The polishing device for precision parts of an aircraft according to claim 1, characterized in that, The limiting moving mechanism (5) comprises a horizontal lead screw (501) rotationally connected in the strip-shaped seat (4), the surface of the horizontal lead screw (501) is threadedly connected with a moving bottom plate (502), the upper surface of the moving bottom plate (502) is fixedly provided with a fixed seat (503), and the upper surface of the fixed seat (503) is rotationally provided with a limiting chuck (504).

5. The polishing device for precision parts of an aircraft according to claim 4, characterized in that, The inside of the fixed seat (503) is fixedly provided with a rotary motor (505), and the output shaft of the rotary motor (505) is fixedly connected with the bottom of the limiting chuck (504).

6. The polishing device for precision parts of an aircraft according to claim 1, characterized in that, The inside of the driving box (306) is provided with a polishing motor (308), and the output shaft of the polishing motor (308) is fixedly connected with the surface of the polishing wheel (307).

7. The polishing device for precision parts of an aircraft according to claim 1, characterized in that, The inside of the adjusting shell (304) is fixedly provided with an adjusting motor (309), and the output shaft of the adjusting motor (309) is fixedly connected with the surface of the movable frame (305).

8. The polishing device for precision parts of an aircraft according to claim 1, characterized in that, The upper surface of the lifting seat (301) is fixedly provided with a lifting motor (310), and the output shaft of the lifting motor (310) is fixedly connected with the top end of a lifting lead screw (302).

9. The polishing device for precision parts of an aircraft according to claim 4, characterized in that, The back surface of the back plate (2) is fixedly provided with a displacement motor (506), the output shaft of the displacement motor (506) extends to the inside of the strip-shaped seat (4), and is fixedly connected with the end of a horizontal lead screw (501).

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