Aluminum veneer surface polishing device

Abstract

The utility model relates to the technical field of aluminum veneer surface polishing devices, in particular to an aluminum veneer surface polishing device which polishes the surface of an aluminum veneer through the cooperation of a polishing mechanism and a moving mechanism, and when the surface of the aluminum veneer is polished, scraps on the surface of the aluminum veneer are adsorbed by starting a scrap collecting mechanism, so that the surface of the aluminum veneer is polished. After the surface of the aluminum veneer is polished, the cleaning mechanism is started to clean scraps on the surface of the aluminum veneer, subsequent treatment on the surface of the aluminum veneer is facilitated, and the practicability of the equipment is improved; comprising a conveying mechanism; the device further comprises a fixing mechanism, a grinding mechanism, a moving mechanism, a chip collecting mechanism and a cleaning mechanism, the fixing mechanism is installed on the conveying mechanism, the grinding mechanism is installed on the moving mechanism, the moving mechanism is installed on the conveying mechanism, the chip collecting mechanism and the cleaning mechanism are both installed on the moving mechanism, and the cleaning mechanism is located below the chip collecting mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of aluminium veneer surface polishing device, in particular to a kind of aluminium veneer surface polishing device. BACKGROUND

[0002] Aluminium veneer, also known as aluminium curtain wall board or aluminium veneer material, is a kind of building decoration material which is processed by a series of processes using high-quality aluminium alloy plate as base material;This material can be made into various shapes and specifications of aluminium veneer products through cutting, edge folding, bending, welding, polishing, spraying and other processes.

[0003] For example, the aluminium veneer surface polishing device disclosed in the utility model patent with application number CN202220357221.4 is representative of one type of prior art, which mainly includes a processing frame, a support plate, a fixed part, a transparent cover, connecting bolts, air vents and threaded rods, etc.

[0004] Although the traditional aluminium veneer polishing device collects debris, there are still a small amount of debris on the surface of the aluminium veneer, which affects the subsequent processing of the aluminium veneer. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides a kind of aluminium veneer surface polishing device, which is polished on the surface of aluminium veneer by the cooperation of polishing mechanism and moving mechanism, while polishing the surface of aluminium veneer, the debris on the surface of aluminium veneer is adsorbed by starting the debris collecting mechanism, and the surface of aluminium veneer is cleaned by starting the cleaning mechanism after polishing, which facilitates the subsequent processing of the surface of aluminium veneer and improves the practicability of the equipment.

[0006] The utility model discloses a kind of aluminium veneer surface polishing devices, including conveying mechanism;Still including fixed mechanism, polishing mechanism, moving mechanism, scrap collecting mechanism and cleaning mechanism, fixed mechanism is installed on conveying mechanism, polishing mechanism is installed on moving mechanism, moving mechanism is installed on conveying mechanism, scrap collecting mechanism and cleaning mechanism are all installed on the top of moving mechanism, and cleaning mechanism is located below scrap collecting mechanism;Aluminium veneer is placed on the top of conveying mechanism, limiting is carried out to aluminium veneer by starting conveying mechanism, front and rear ends of aluminium veneer are fixed by starting fixed mechanism, polishing is carried out to aluminium veneer by starting polishing mechanism, polishing mechanism is moved by starting moving mechanism, aluminium veneer surface is polished by the cooperation of polishing mechanism and moving mechanism, while polishing the surface of aluminium veneer, by starting scrap collecting mechanism, the debris on the surface of aluminium veneer is adsorbed, after the surface of aluminium veneer is polished, by starting cleaning mechanism, the debris on the surface of aluminium veneer is cleaned, subsequent processing of the surface of aluminium veneer is facilitated, and the practicability of equipment is improved.

[0007] Preferably, the conveying mechanism includes a support frame, a speed reducer, a plurality of conveying shafts, a first motor and a collection box, the speed reducer is installed at the top end of the support frame, the support frame is internally provided with a cavity, a plurality of output ends are provided on the speed reducer, the two ends of the plurality of conveying shafts are respectively installed on the plurality of output ends of the speed reducer, the output end of the first motor is connected with the input end of the speed reducer, and the collection box is located inside the support frame; the aluminium veneer is placed on the plurality of conveying shafts, the support frame supports the speed reducer, the plurality of conveying shafts are selected by starting the first motor through the speed reducer, the aluminium veneer is conveyed through the plurality of conveying shafts, and the debris of the aluminium veneer is collected by the collection box, thereby improving the practicability of the equipment.

[0008] Preferably, the fixed mechanism includes two groups of first mounting plates, a plurality of first hydraulic cylinders and two groups of fixed plates, the bottom ends of the two groups of first mounting plates are installed on the speed reducer, the fixed ends of the plurality of first hydraulic cylinders are respectively installed on the inner sides of the two groups of first mounting plates, and the two groups of fixed plates are respectively installed on the moving ends of the plurality of first hydraulic cylinders; the two groups of first mounting plates respectively support the plurality of first hydraulic cylinders, the front end and the rear end of the aluminium veneer are respectively fixed by respectively extending the plurality of first hydraulic cylinders through the two groups of fixed plates, and the practicability of the equipment is improved.

[0009] Preferably, the polishing mechanism includes two groups of second mounting plates, two groups of second hydraulic cylinders, a second motor and a polishing wheel, the top end of the upper second mounting plate is installed on the moving mechanism, the upper and lower ends of the two groups of second hydraulic cylinders are respectively installed on the inner sides of the two groups of second mounting plates, the second motor is installed at the bottom end of the lower second mounting plate, and the polishing wheel is installed on the output end of the second motor; the two groups of second mounting plates respectively support the two groups of second hydraulic cylinders, the polishing wheel is raised and lowered by respectively extending and contracting the two groups of second hydraulic cylinders, so that the polishing wheel reaches the surface of the aluminium veneer, the aluminium veneer is polished by starting the second motor, and the practicability of the equipment is improved.

[0010] Preferably, the moving mechanism comprises a support, two groups of third mounting plates, two groups of guide rods, a screw rod, a first sliding block and a third motor, the top ends of the two groups of third mounting plates are respectively installed on the support, the two ends of the two groups of guide rods are respectively installed on the inner sides of the two groups of third mounting plates, the screw rod is rotatably installed on the two groups of third mounting plates and is located in the middle of the two groups of guide rods, the first sliding block is slidably installed on the two groups of guide rods and the screw rod, and the output end of the third motor is connected with the left end of the screw rod; the support supports the two groups of third mounting plates, the two groups of third mounting plates respectively support the two groups of guide rods and the screw rod, the screw rod is rotated by starting the third motor, the first sliding block is moved through the guidance of the two groups of guide rods, and the practicability of the equipment is improved.

[0011] Preferably, the dust collecting mechanism comprises a dust collector, a dust collecting box, a three-way pipe, two groups of hoses and two groups of dust collecting pipes, the output end of the dust collecting box is connected with the input end of the dust collector, a filter plate is arranged in the dust collector, a dust discharging port is arranged on the front wall of the dust collecting box, the output end of the three-way pipe is connected with the input end of the dust collecting box, the three-way pipe is provided with two groups of input ends, the output ends of the two groups of hoses are respectively connected with the two groups of input ends of the three-way pipe, the output ends of the two groups of dust collecting pipes are respectively connected with the input ends of the two groups of hoses, the top ends of the two groups of dust collecting pipes are respectively installed on the bottom end of the lower second mounting plate, and the two groups of dust collecting pipes are respectively located on the two sides of the second motor; in the process of polishing the aluminum veneer, the two groups of dust collecting pipes are respectively close to the polishing position of the aluminum veneer, the debris is discharged into the dust collecting box through the two groups of dust collecting pipes, the two groups of hoses and the three-way pipe in sequence by starting the dust collector, the debris is collected and discharged through the dust collecting box, and the practicability of the equipment is improved.

[0012] Preferably, the cleaning mechanism comprises a sliding groove, a lead screw, a fourth motor, a second sliding block, a mounting frame, two groups of electric telescopic rods and a cleaning brush, the lead screw is installed in the interior of the sliding groove, the output end of the fourth motor is connected with the right end of the lead screw, the second sliding block is slidably installed in the interior of the lead screw, the exterior of the second sliding block is slidably installed on the inner wall of the sliding groove, the mounting frame is installed on the second sliding block, the top ends of the two groups of electric telescopic rods are respectively installed on the bottom end of the mounting frame, and the cleaning brush is installed on the bottom ends of the two groups of electric telescopic rods; the mounting frame supports the two groups of electric telescopic rods, the cleaning brush is lowered to the aluminum veneer by respectively extending the two groups of electric telescopic rods, the lead screw is rotated by starting the second sliding block, the second sliding block is moved through the guidance of the sliding groove, and the surface of the aluminum veneer is cleaned by the cleaning brush, and the practicability of the equipment is improved.

[0013] The beneficial effects of the utility model compared with prior art are: the aluminum veneer is placed on the conveying mechanism, the aluminum veneer is positioned through starting the conveying mechanism, the front and rear ends of the aluminum veneer are fixed through the Shenzhen fixing mechanism, the aluminum veneer is polished through starting the polishing mechanism, the polishing mechanism is moved through starting the moving mechanism, the surface of the aluminum veneer is polished through the cooperation of the polishing mechanism and the moving mechanism, while polishing the surface of the aluminum veneer, the debris on the surface of the aluminum veneer is adsorbed through starting the scrap collecting mechanism, the surface debris of the aluminum veneer is cleaned through starting the cleaning mechanism after the surface of the aluminum veneer is polished, the subsequent processing of the surface of the aluminum veneer is convenient, and the practicability of the equipment is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the shaft measurement section view of the utility model;

[0015] Figure 2 It is the shaft measurement section view of the conveying mechanism of the utility model;

[0016] Figure 3 It is the fixed mechanism shaft measurement schematic view of the utility model;

[0017] Figure 4 It is the polishing mechanism shaft measurement schematic view of the utility model;

[0018] Figure 5 It is the moving mechanism shaft measurement schematic view of the utility model;

[0019] Figure 6 It is the scrap collecting mechanism shaft measurement schematic view of the utility model;

[0020] Figure 7 It is the cleaning mechanism shaft measurement schematic view of the utility model.

[0021] Mark in the drawing: 01, conveying mechanism;11, support frame;12, speed reducer;13, conveying shaft;14, first motor;15, collection box;02, fixed mechanism;21, first mounting plate;22, first hydraulic cylinder;23, fixed plate;03, polishing mechanism;31, second mounting plate;32, second hydraulic cylinder;33, second motor;34, polishing wheel;04, moving mechanism;41, support;42, third mounting plate;43, guide rod;44, screw;45, first sliding block;46, third motor;05, scrap collecting mechanism;51, dust collector;52, scrap collecting box;53, tee bend;54, hose;55, scrap collecting pipe;06, cleaning mechanism;61, sliding groove;62, lead screw;63, fourth motor;64, second sliding block;65, mounting frame;66, electric telescopic rod;67, cleaning brush. DETAILED DESCRIPTION

[0022] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0023] Embodiment 1

[0024] As Figure 1 shown, an aluminum veneer surface polishing device includes a conveying mechanism 01; further including fixing mechanism 02, polishing mechanism 03, moving mechanism 04, scrap collecting mechanism 05 and cleaning mechanism 06, fixing mechanism 02 is installed on conveying mechanism 01, polishing mechanism 03 is installed on moving mechanism 04, moving mechanism 04 is installed on conveying mechanism 01, scrap collecting mechanism 05 and cleaning mechanism 06 are both installed on the top of moving mechanism 04, and cleaning mechanism 06 is below scrap collecting mechanism 05;

[0025] Place the aluminum veneer on the top of the conveying mechanism 01, limit the aluminum veneer by starting the conveying mechanism 01, fix the front and rear ends of the aluminum veneer by starting the fixing mechanism 02, polish the aluminum veneer by starting the polishing mechanism 03, move the polishing mechanism 03 by starting the moving mechanism 04, polish the surface of the aluminum veneer by the cooperation of the polishing mechanism 03 and the moving mechanism 04, at the same time of polishing the surface of the aluminum veneer, adsorb the debris on the surface of the aluminum veneer by starting the scrap collecting mechanism 05, clean the debris on the surface of the aluminum veneer by starting the cleaning mechanism 06 after polishing the surface of the aluminum veneer, which is convenient for subsequent processing of the surface of the aluminum veneer and improves the practicability of the equipment;

[0026] As Figure 2 shown, the conveying mechanism 01 includes a support frame 11, a speed reducer 12, a plurality of conveying shafts 13, a first motor 14 and a collection box 15, the speed reducer 12 is installed at the top end of the support frame 11, the support frame 11 is internally provided with a cavity, a plurality of output ends are provided on the speed reducer 12, the two ends of the plurality of conveying shafts 13 are respectively installed on the plurality of output ends of the speed reducer 12, the output end of the first motor 14 is connected with the input end of the speed reducer 12, and the collection box 15 is located in the inside of the support frame 11;

[0027] As Figure 3 shown, the fixing mechanism 02 includes two groups of first mounting plates 21, a plurality of first hydraulic cylinders 22 and two groups of fixed plates 23, the bottom ends of the two groups of first mounting plates 21 are installed on the speed reducer 12, the fixed ends of the plurality of first hydraulic cylinders 22 are respectively installed on the inner sides of the two groups of first mounting plates 21, and the two groups of fixed plates 23 are respectively installed on the moving ends of the plurality of first hydraulic cylinders 22;

[0028] Aluminum panels are placed on multiple conveyor shafts 13, and a support frame 11 supports a reducer 12. By starting a first motor 14 and driving it through the reducer 12, multiple conveyor shafts 13 are selected and the aluminum panels are conveyed through them. A collection box 15 collects the debris from the aluminum panels. Two sets of first mounting plates 21 support multiple first hydraulic cylinders 22. By extending the multiple first hydraulic cylinders 22, the front and rear ends of the aluminum panels are fixed through two sets of fixing plates 23, thereby improving the practicality of the equipment.

[0029] Example 2

[0030] like Figure 4 to Figure 6 As shown, based on Embodiment 1, it also includes a grinding mechanism 03, a moving mechanism 04, and a chip collecting mechanism 05. The grinding mechanism 03 includes two sets of second mounting plates 31, two sets of second hydraulic cylinders 32, a second motor 33, and a grinding wheel 34. The top of the upper second mounting plate 31 is mounted on the moving mechanism 04. The upper and lower ends of the two sets of second hydraulic cylinders 32 are respectively mounted on the inner sides of the two sets of second mounting plates 31. The second motor 33 is mounted on the bottom end of the lower second mounting plate 31, and the grinding wheel 34 is mounted on the output end of the second motor 33. The moving mechanism 04 includes a bracket 41, two sets of third mounting plates 42, two sets of guide rods 43, a screw 44, a first slider 45, and a third motor 46. The tops of the two sets of third mounting plates 42 are respectively mounted on the bracket 41. The two ends of the two sets of guide rods 43 are respectively mounted on the inner sides of the two sets of third mounting plates 42. The screw 44 is rotatably mounted on the two sets of third mounting plates 42. The screw 44 is located in the middle of the two sets of guide rods 43. The first slider 45 is slidably mounted on the two sets of guide rods 43 and the screw 44. The output end of the third motor 46 is connected to the left end of the screw 44. The chip collection mechanism 05 includes a vacuum cleaner 51, a chip collection box 52, a three-way pipe 53, two sets of hoses 54 and two sets of chip collection pipes 55. The output end of the chip collection box 52 is connected to the input end of the vacuum cleaner 51. A filter plate is installed inside the vacuum cleaner 51. A chip discharge port is provided on the front wall of the chip collection box 52. The output end of the three-way pipe 53 is connected to the input end of the chip collection box 52. The three-way pipe 53 is provided with two sets of input ends. The output ends of the two sets of hoses 54 are respectively connected to the two sets of input ends of the three-way pipe 53. The output ends of the two sets of chip collection pipes 55 are respectively connected to the input ends of the two sets of hoses 54. The top ends of the two sets of chip collection pipes 55 are respectively installed at the bottom end of the lower second mounting plate 31. The two sets of chip collection pipes 55 are respectively located on both sides of the second motor 33.

[0031] Two sets of second mounting plates 31 support two sets of second hydraulic cylinders 32 respectively. By extending and retracting the two sets of second hydraulic cylinders 32 respectively, the grinding wheel 34 rises and falls, allowing the grinding wheel 34 to reach the surface of the aluminum panel. By starting the second motor 33, the grinding wheel 34 grinds the aluminum panel. The bracket 41 supports two sets of third mounting plates 42. The two sets of third mounting plates 42 support two sets of guide rods 43 and screws 44 respectively. By starting the third motor 46, the screw 44 rotates, and the first slider 45 moves under the guidance of the two sets of guide rods 43. During the grinding of the aluminum panel, two sets of chip collection pipes 55 are close to the grinding area of ​​the aluminum panel. By starting the vacuum cleaner 51, the chips are discharged into the chip collection box 52 through the two sets of chip collection pipes 55, the two sets of hoses 54, and the three-way pipe 53. The chip collection box 52 collects and discharges the chips, improving the practicality of the equipment.

[0032] Example 3

[0033] like Figure 7 As shown, based on Embodiment 1, a cleaning mechanism 06 is also included. The cleaning mechanism 06 includes a slide 61, a lead screw 62, a fourth motor 63, a second slider 64, a mounting bracket 65, two sets of electric telescopic rods 66, and a cleaning brush 67. The lead screw 62 is installed inside the slide 61. The output end of the fourth motor 63 is connected to the right end of the lead screw 62. The inside of the second slider 64 is slidably installed on the lead screw 62, and the outside of the second slider 64 is slidably installed on the inner wall of the slide 61. The mounting bracket 65 is installed on the second slider 64. The top ends of the two sets of electric telescopic rods 66 are respectively installed at the bottom ends of the mounting bracket 65. The cleaning brush 67 is installed at the bottom ends of the two sets of electric telescopic rods 66.

[0034] The mounting bracket 65 supports two sets of electric telescopic rods 66. By extending the two sets of electric telescopic rods 66 respectively, the cleaning brush 67 is lowered to the aluminum panel. By activating the second slider 64, the lead screw 62 is rotated. Guided by the slide groove 61, the second slider 64 moves, allowing the cleaning brush 67 to clean the surface of the aluminum panel, thus improving the practicality of the equipment.

[0035] like Figure 1 to Figure 7As shown, the aluminum veneer surface polishing device of the utility model, in working, first place aluminum veneer on multiple transmission shafts 13, support frame 11 supports speed reducer 12, through starting first motor 14 transmission is multiple transmission shafts 13 selection through speed reducer 12, and then two groups of first mounting plate 21 respectively support multiple first hydraulic cylinder 22, through respectively extending multiple first hydraulic cylinder 22 respectively through two groups of fixed plate 23 fix the front end and rear end of aluminum veneer, then two groups of second mounting plate 31 respectively support two groups of second hydraulic cylinder 32, through respectively extending and contracting two groups of second hydraulic cylinder 32 make polishing wheel 34 rise and fall, make polishing wheel 34 reach aluminum veneer surface, through starting second motor 33 make polishing wheel 34 polish aluminum veneer, then support 41 support two groups of third mounting plate 42, two groups of third mounting plate 42 respectively support two groups of guide rod 43 and screw rod 44, through starting third motor 46 make screw rod 44 rotate, through two groups of guide rod 43 guide make first sliding block 45 move, then in the process of polishing aluminum veneer, two groups of scrap collecting pipe 55 are respectively close to aluminum veneer polishing place, through starting dust collector 51 make, scrap passes two groups of scrap collecting pipe 55 in turn through two groups of hose 54 to tee pipe 53 and is discharged into scrap collecting box 52, through scrap collecting box 52 collects and discharges scrap, finally mounting bracket 65 supports two groups of electric telescopic rod 66, through respectively extending two groups of electric telescopic rod 66 make cleaning brush 67 drop to aluminum veneer, through starting second sliding block 64 make lead screw 62 rotate, through sliding groove 61 guide make second sliding block 64 move, make cleaning brush 67 clean aluminum veneer surface, collecting box 15 collects the scrap of aluminum veneer, improves the practicability of equipment.

[0036] The speed reducer 12, the first motor 14, the second motor 33, the third motor 46, the dust collector 51, the lead screw 62 and the electric telescopic rod 66 of the utility model are purchased on the market, and the technical personnel in the industry only need to install and operate according to the attached instruction manual, without the creative labor of the technical personnel in the field.

[0037] The main function realized by the utility model is that: the aluminum veneer surface is polished through the cooperation of the polishing mechanism 03 and the moving mechanism 04, while polishing the aluminum veneer surface, the scrap on the aluminum veneer surface is adsorbed through starting the scrap collecting mechanism 05, the scrap on the aluminum veneer surface is cleaned through starting the cleaning mechanism 06 after polishing the aluminum veneer surface, which is convenient for subsequent processing of the aluminum veneer surface and improves the practicability of the equipment.

[0038] The above merely is the preferred implementation manner of the present application, and it should be noted that, for the ordinary skilled in the art, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present application.

Claims

1. An aluminum veneer surface polishing device, comprising a conveying mechanism (01); characterized in that, The fixed mechanism (02), polishing mechanism (03), moving mechanism (04), chip collecting mechanism (05) and cleaning mechanism (06) are also included, the fixed mechanism (02) is installed on the conveying mechanism (01), the polishing mechanism (03) is installed on the moving mechanism (04), the moving mechanism (04) is installed on the conveying mechanism (01), the chip collecting mechanism (05) and the cleaning mechanism (06) are both installed above the moving mechanism (04), and the cleaning mechanism (06) is below the chip collecting mechanism (05).

2. The apparatus for polishing the surface of an aluminum sheet according to claim 1, wherein The conveying mechanism (01) comprises a support frame (11), a speed reducer (12), a plurality of conveying shafts (13), a first motor (14) and a collection box (15), the speed reducer (12) is installed at the top end of the support frame (11), the support frame (11) is internally provided with a cavity, a plurality of output ends are provided on the speed reducer (12), the two ends of the plurality of conveying shafts (13) are respectively installed on the plurality of output ends of the speed reducer (12), the output end of the first motor (14) is connected with the input end of the speed reducer (12), and the collection box (15) is located in the inside of the support frame (11).

3. The apparatus for polishing the surface of an aluminum sheet according to claim 1, wherein The fixed mechanism (02) comprises two groups of first mounting plates (21), a plurality of first hydraulic cylinders (22) and two groups of fixed plates (23), the bottom ends of the two groups of first mounting plates (21) are installed on the speed reducer (12), the fixed ends of the plurality of first hydraulic cylinders (22) are respectively installed on the inner sides of the two groups of first mounting plates (21), and the two groups of fixed plates (23) are respectively installed on the moving ends of the plurality of first hydraulic cylinders (22).

4. The apparatus for polishing the surface of an aluminum sheet as set forth in claim 1, wherein The polishing mechanism (03) comprises two groups of second mounting plates (31), two groups of second hydraulic cylinders (32), a second motor (33) and a polishing wheel (34), the top end of the upper second mounting plate (31) is installed on the moving mechanism (04), the upper and lower ends of the two groups of second hydraulic cylinders (32) are respectively installed on the inner sides of the two groups of second mounting plates (31), the second motor (33) is installed at the bottom end of the lower second mounting plate (31), and the polishing wheel (34) is installed on the output end of the second motor (33).

5. The apparatus for polishing the surface of an aluminum sheet as recited in claim 1, wherein The moving mechanism (04) comprises a bracket (41), two groups of third mounting plates (42), two groups of guide rods (43), a screw rod (44), a first sliding block (45) and a third motor (46), the top ends of the two groups of third mounting plates (42) are respectively installed on the bracket (41), the two ends of the two groups of guide rods (43) are respectively installed on the inner sides of the two groups of third mounting plates (42), the screw rod (44) is rotatably installed on the two groups of third mounting plates (42), and the screw rod (44) is located in the middle of the two groups of guide rods (43), the first sliding block (45) is slidably installed on the two groups of guide rods (43) and the screw rod (44), and the output end of the third motor (46) is connected with the left end of the screw rod (44).

6. The apparatus for polishing the surface of an aluminum sheet as claimed in claim 4, wherein The dust collecting mechanism (05) comprises a dust collector (51), a dust collecting box (52), a tee pipe (53), two groups of hoses (54) and two groups of dust collecting pipes (55), the output end of the dust collecting box (52) is connected with the input end of the dust collector (51), the dust collector (51) is internally provided with a filter plate, the front wall of the dust collecting box (52) is provided with a dust discharging port, the output end of the tee pipe (53) is connected with the input end of the dust collecting box (52), the tee pipe (53) is provided with two groups of input ends, the output ends of the two groups of hoses (54) are respectively connected with the two groups of input ends of the tee pipe (53), the output ends of the two groups of dust collecting pipes (55) are respectively connected with the input ends of the two groups of hoses (54), and the top ends of the two groups of dust collecting pipes (55) are respectively installed at the bottom end of the lower second mounting plate (31), and the two groups of dust collecting pipes (55) are respectively located at the two sides of the second motor (33).

7. The apparatus for polishing the surface of an aluminum sheet as set forth in claim 1, wherein The cleaning mechanism (06) comprises a sliding groove (61), a lead screw (62), a fourth motor (63), a second sliding block (64), a mounting frame (65), two groups of electric telescopic rods (66) and a cleaning brush (67), the lead screw (62) is installed in the inside of the sliding groove (61), the output end of the fourth motor (63) is connected with the right end of the lead screw (62), the inside of the second sliding block (64) is slidably installed on the lead screw (62), the outside of the second sliding block (64) is slidably installed on the inner wall of the sliding groove (61), the mounting frame (65) is installed on the second sliding block (64), the top ends of the two groups of electric telescopic rods (66) are respectively installed at the bottom end of the mounting frame (65), and the cleaning brush (67) is installed at the bottom end of the two groups of electric telescopic rods (66).

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