A surface cleaning and polishing device for aluminum sheet and use method thereof

Abstract

The present invention discloses a surface cleaning and polishing device for aluminum thin plates and a method for using the device, including a top plate, a water pipe, a nozzle, a cleaning rack, a card plate, a limit plate, a connecting shaft, a base, a drain pipe, a recovery tank, a baffle, a vacuum cleaner, a first polishing disc, a rotating shaft, a first gear, a second gear, a first motor, a cross bar, a feed frame, a guide plate, a second polishing disc, a second motor, a hydraulic cylinder, a fixed plate, a support frame, a connecting plate, a fan, a third motor, an adjustment plate, a side plate, a placement rack and a fourth motor. Multiple aluminum plates can be placed between the card plates, and the connecting shaft and the third motor are conducive to the rotation of the card plates and the cleaning of the aluminum plates; the cleaned aluminum plates can be placed in the placement rack, the fan and the heating block are convenient for the air drying of the aluminum plates, and the adjustment plate can change the position of the aluminum plates; the polishing mechanism is conducive to the double-sided polishing of the aluminum plates, the processing efficiency is high, the waste generated after the aluminum plates are cleaned and polished can be recycled, and the feed frame and the U-shaped plate are conducive to the placement and removal of the aluminum plates.

Description

Technical Field

[0001] The invention relates to a cleaning and polishing structure, in particular to a surface cleaning and polishing device for an aluminum sheet and a use method thereof, belonging to the technical field of aluminum sheet processing applications. Background Art

[0002] Polishing refers to a processing method that uses mechanical, chemical or electrochemical effects to reduce the surface roughness of a workpiece to obtain a bright and flat surface. Polishing cannot improve the dimensional accuracy or geometric shape accuracy of a workpiece, but is intended to obtain a smooth surface or mirror gloss. It is sometimes also used to eliminate gloss, and a polishing wheel is usually used as a polishing tool.

[0003] It is troublesome to clean the aluminum plates one by one. It is not easy to adjust the positions of multiple aluminum plates at the same time during cleaning. The degree of cleaning is not enough. There is a lot of residual moisture on the surface of the aluminum plate after cleaning. The air drying speed is slow, which affects the polishing effect. In addition, the single-sided polishing of the aluminum plate affects the overall processing efficiency. It is not easy to collect the aluminum plate after processing, and the waste generated by the processing is not easy to collect and treat. Therefore, in view of the above problems, a surface cleaning and polishing device for aluminum thin plates and a method of using the same are proposed. Summary of the invention

[0004] The purpose of the present invention is to provide a surface cleaning and polishing device for aluminum thin plates and a method of using the same in order to solve the above-mentioned problems.

[0005] The present invention achieves the above-mentioned purpose through the following technical scheme: a surface cleaning and polishing device for aluminum thin plates and a method of using the same, comprising a base, a pretreatment mechanism and a polishing mechanism, a top plate is installed on the top of the base, a support frame is fixedly connected to the right side of the top plate, and a fixing plate is fixedly connected to the support frame;

[0006] The pretreatment mechanism includes a cleaning rack, a fan and a placement rack, wherein the cleaning rack is fixed between the top plate and the base, a connecting shaft is fixed between the inner walls of the cleaning rack, the connecting shaft is sleeved on the card plate, a nozzle is installed above the card plate, a fan is installed on the right side of the nozzle, the bottom of the fan is fixed to the top of the placement rack through an air duct, and a fourth motor is installed at the bottom of the placement rack;

[0007] The polishing mechanism includes a first polishing disc, a second polishing disc and a hydraulic cylinder. The first polishing disc is clamped on the top of the base. The bottom of the first polishing disc is rotatably connected to the base. A rotating shaft is fixedly connected to the bottom of the first polishing disc. A first motor is installed on the right side of the rotating shaft. The second polishing disc is located above the first polishing disc. A hydraulic cylinder is fixedly connected to the top of the second polishing disc.

[0008] Preferably, a water pipe is embedded in the left side of the top plate, a nozzle is fixedly connected to the bottom of the water pipe, a limit plate is installed below the nozzle, the limit plate is clamped on the upper and lower sides of the card plate, connecting shafts are sleeved on both sides of the card plate, a third motor is fixedly connected to one of the connecting shafts, and the third motor is fixedly connected to the cleaning rack.

[0009] Preferably, a recovery groove is provided on the base, and the recovery groove is located at the bottom of the cleaning rack. A drain pipe is fixedly connected to the bottom of the recovery groove, and the drain pipe runs through the side wall of the base. A fourth motor is installed on the right side of the recovery groove, and the fourth motor is embedded in the base. A threaded rod is fixedly connected to the right side of the fourth motor.

[0010] Preferably, an adjustment plate is engaged on the left side of the placement rack, and the bottom end of the adjustment plate passes through the bottom side wall of the placement rack and is sleeved on the threaded rod. The adjustment plate and the placement rack are slidingly connected, and a side plate is fixedly connected to one side of the placement rack, and a heating block is fixedly connected to the side plate, and a through hole is opened on the placement rack on the right side of the side plate.

[0011] Preferably, a connecting plate is fixedly connected to the bottom of the fan, the connecting plate is fixedly connected to the bottom of the top plate, one end of the air duct is fixedly connected to the left side of the connecting plate, the other end of the air duct is fixedly connected to the top of the placement rack, the top of the baffle is engaged with the right side of the connecting plate, a vacuum cleaner is fixedly connected to one side of the baffle, and the baffle is slidably connected to the base.

[0012] Preferably, a fixed plate is fixedly connected to the support frame, a hydraulic cylinder is fixedly connected to the bottom of the fixed plate, a coupling is fixedly connected to the bottom end of the hydraulic cylinder, a second motor is fixedly connected inside the coupling, a second polishing disk is fixedly connected to the bottom end of the second motor, and the second polishing disk is rotatably connected to the coupling.

[0013] Preferably, a first gear is sleeved on the outside of the connecting shaft, the first gear is meshingly connected with the second gear, the second gear is rotationally connected to the inner cavity of the base, and a first motor is fixedly connected to the top of the second gear, and the first motor is embedded in the base.

[0014] Preferably, the diameter of the first gear is larger than that of the second gear, the height of the first gear is higher than that of the second gear, and the rotating shaft sleeved inside the first gear is rotatably connected to the base.

[0015] Preferably, a material discharge frame is fixedly connected to the right side of the base, a U-shaped frame is engaged with the bottom of the inner cavity of the material discharge frame, one end of a cross bar is fixed to the U-shaped frame, the other end of the cross bar passes through the side wall of the material discharge frame, the top end of the U-shaped frame is engaged with the bottom of the guide plate, and the guide plate is fixed to one side of the material discharge frame.

[0016] Preferably, the steps of the method of use are as follows:

[0017] (1) Place the aluminum plate to be processed between the pallets, engage the limit plates on both the upper and lower sides of the pallets to fix the aluminum plate, and connect the water pipe to the water source;

[0018] (2) The nozzle cleans the pallet and aluminum plate, and the third motor drives the connecting shaft to rotate, which facilitates the rotation of the pallet, makes the aluminum plate clean more thoroughly, and throws out excess water;

[0019] (3) The cleaned aluminum plate is clamped inside the placement rack. A heating wire is fixed inside the heating block to heat the surface of the aluminum plate to accelerate the evaporation of moisture. The fan accelerates the air flow inside the placement rack through the air duct, accelerates the drying of the aluminum plate, and reduces moisture residue;

[0020] (4) Slide the baffle plate from the base to connect the placement frame with the support frame. The fourth motor drives the threaded rod to rotate, and the adjustment plate pushes the processed aluminum plate to move right. The aluminum plates are taken out in turn and placed between the first polishing plate and the second polishing plate. The hydraulic cylinder drives the second polishing plate to move down and press it on the top of the aluminum plate.

[0021] (5) The first motor drives the second gear to rotate, providing power for the first gear and the rotating shaft, which is beneficial to the rotation of the first polishing disc, so that the first polishing disc and the second polishing disc perform double-sided polishing on the aluminum plate, pushing the left end of the aluminum plate to move, and completing the polishing process of the aluminum plate. The vacuum cleaner on the baffle can absorb the debris generated by polishing;

[0022] (6) The right end of the aluminum plate slides down from the base into the unloading frame. After multiple aluminum plates are processed, they are piled up in the unloading frame. The cross bar is pushed, and the U-shaped frame slides between the guide plate and the inner wall of the unloading frame to push out multiple aluminum plates at the same time.

[0023] The beneficial effects of the present invention are:

[0024] The structure of the present invention is reasonably designed. Multiple aluminum plates can be placed between the clamping plates. The connecting shaft and the third motor are conducive to the rotation of the clamping plates, which is convenient for cleaning the aluminum plates. The cleaned aluminum plates can be placed in the placement rack. The fan and the heating block are convenient for air drying of the aluminum plates. The adjustment plate can change the position of the aluminum plates. The polishing mechanism is conducive to double-sided polishing of the aluminum plates, with high processing efficiency. Waste generated after cleaning and polishing the aluminum plates can be recycled. The unloading frame and the U-shaped plate are conducive to the placement and removal of the aluminum plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0026] Figure 1It is a schematic diagram of the three-dimensional structure of the present invention;

[0027] Figure 2 It is a schematic diagram of the overall structure of the present invention;

[0028] Figure 3 FIG third motor structure installation schematic diagram of the present invention;

[0029] Figure 4 FIG is a schematic diagram of the first gear structure of the present invention;

[0030] Figure 5 It is a schematic diagram of the local enlarged structure of 2A of the present invention.

[0031] In the figure: 1, top plate, 2, water pipe, 3, nozzle, 4, cleaning rack, 5, card plate, 501, limit plate, 6, connecting shaft, 7, base, 8, drain pipe, 9, recovery tank, 10, baffle, 1001, vacuum cleaner, 11, first polishing disc, 12, rotating shaft, 1201, first gear, 13, second gear, 14, first motor, 15, cross bar, 16, unloading frame, 17, guide plate, 18, second polishing disc, 19, second motor, 20, hydraulic cylinder, 21, fixed plate, 22, support frame, 23, connecting plate, 24, fan, 25, third motor, 26, adjustment plate, 2601, side plate, 2602, placement rack, 27, fourth motor. DETAILED DESCRIPTION

[0032] In order to make the purpose, features and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0034] In the description of the present invention, it is necessary to understand that the orientations or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] See also Figure 1-5As shown, a surface cleaning and polishing device for aluminum thin plates and a method of using the same include a base 7, a pretreatment mechanism and a polishing mechanism, a top plate 1 is mounted on the top of the base 7, a support frame 22 is fixedly connected to the right side of the top plate 1, and a fixing plate 21 is fixedly connected to the support frame 22;

[0036] The pretreatment mechanism includes a cleaning rack 4, a fan 24 and a placement rack 2602, the cleaning rack 4 is fixed between the top plate 1 and the base 7, a connecting shaft 6 is fixed between the inner walls of the cleaning rack 4, the connecting shaft 6 is sleeved on the card plate 5, a nozzle 3 is installed above the card plate 5, a fan 24 is installed on the right side of the nozzle 3, the bottom of the fan 24 is fixed to the top of the placement rack 2602 through an air duct, and a fourth motor 27 is installed at the bottom of the placement rack 2602;

[0037] The polishing mechanism includes a first polishing disc 11, a second polishing disc 18 and a hydraulic cylinder 20. The first polishing disc 11 is clamped on the top of the base 7. The bottom of the first polishing disc 11 is rotatably connected to the base 7. A rotating shaft 12 is fixedly connected to the bottom of the first polishing disc 11. A first motor 14 is installed on the right side of the rotating shaft 12. The second polishing disc 18 is located above the first polishing disc 11. A hydraulic cylinder 20 is fixedly connected to the top of the second polishing disc 18.

[0038] A water pipe 2 is embedded on the left side of the top plate 1, a nozzle 3 is fixedly connected to the bottom of the water pipe 2, a limit plate 501 is installed below the nozzle 3, the limit plate 501 is clamped on the upper and lower sides of the card plate 5, connecting shafts 6 are sleeved on both sides of the card plate 5, a third motor 25 is fixedly connected to one of the connecting shafts 6, and the third motor 25 is fixedly connected to the cleaning rack 4.

[0039] A recovery groove 9 is provided on the base 7 and is located at the bottom of the cleaning rack 4. A drain pipe 8 is fixedly connected to the bottom of the recovery groove 9 and runs through the side wall of the base 7. A fourth motor 27 is installed on the right side of the recovery groove 9 and is embedded in the base 7. A threaded rod is fixedly connected to the right side of the fourth motor 27.

[0040] An adjustment plate 26 is engaged on the left side of the placement rack 2602, and the bottom end of the adjustment plate 26 passes through the bottom side wall of the placement rack 2602 and is sleeved on the threaded rod. The adjustment plate 26 and the placement rack 2602 are slidably connected. A side plate 2601 is fixedly connected to one side of the placement rack 2602, a heating block is fixedly connected to the side plate 2601, and a through hole is opened on the placement rack 2602 on the right side of the side plate 2601.

[0041] A connecting plate 23 is fixedly connected to the bottom of the fan 24, and the connecting plate 23 is fixedly connected to the bottom of the top plate 1. One end of the air duct is fixedly connected to the left side of the connecting plate 23, and the other end of the air duct is fixedly connected to the top of the placement rack 2602. The top of the baffle 10 is engaged with the right side of the connecting plate 23, and a vacuum cleaner 1001 is fixedly connected to one side of the baffle 10. The baffle 10 is slidably connected to the base 7.

[0042] A fixed plate 21 is fixedly connected to the support frame 22, a hydraulic cylinder 20 is fixedly connected to the bottom of the fixed plate 21, a coupling is fixedly connected to the bottom end of the hydraulic cylinder 20, a second motor 19 is fixedly connected inside the coupling, a second polishing disc 18 is fixedly connected to the bottom end of the second motor 19, and the second polishing disc 18 is rotationally connected to the coupling.

[0043] The connecting shaft 6 is externally sleeved with a first gear 1201 , the first gear 1201 is meshingly connected to the second gear 13 , the second gear 13 is rotationally connected to the inner cavity of the base 7 , and the top of the second gear 13 is fixedly connected to a first motor 14 , the first motor 14 is embedded in the base 7 .

[0044] The diameter of the first gear 1201 is greater than that of the second gear 13 , and the height of the first gear 1201 is higher than that of the second gear 13 . The rotating shaft 12 sleeved inside the first gear 1201 is rotatably connected to the base 7 .

[0045] A blanking frame 16 is fixedly connected to the right side of the base 7, a U-shaped frame is engaged with the bottom of the inner cavity of the blanking frame 16, one end of a cross bar 15 is fixedly connected to the U-shaped frame, the other end of the cross bar 15 passes through the side wall of the blanking frame 16, the top end of the U-shaped frame is engaged with the bottom of a guide plate 17, and the guide plate 17 is fixedly connected to one side of the blanking frame 16.

[0046] The steps of using the method are as follows:

[0047] (1) The aluminum plate to be processed is placed between the clamping plates 5, and the upper and lower sides of the clamping plates 501 are clamped to fix the aluminum plate, and the water pipe 2 is connected to an external water source;

[0048] (2) The nozzle 3 cleans the card plate 5 and the aluminum plate, and the third motor 25 drives the connecting shaft 6 to rotate, which facilitates the rotation of the card plate 5, so that the aluminum plate is cleaned more thoroughly and excess water is thrown out;

[0049] (3) The cleaned aluminum plate is clamped inside the placement rack 2602. A heating wire is fixed inside the heating block to heat the surface of the aluminum plate to accelerate the evaporation of water. The fan 24 accelerates the air flow inside the placement rack 2602 through the air duct to accelerate the drying of the aluminum plate and reduce the residual water.

[0050] (4) The baffle plate 10 is slid from the base 7 to connect the placement frame 2602 with the support frame 22. The fourth motor 27 drives the threaded rod to rotate, and the adjustment plate 26 pushes the processed aluminum plate to move right. The aluminum plates are taken out in turn and placed between the first polishing plate 11 and the second polishing plate 18. The hydraulic cylinder 20 drives the second polishing plate 18 to move down and press it on the top of the aluminum plate.

[0051] (5) The first motor 14 drives the second gear 13 to rotate, providing power for the first gear 1201 and the rotating shaft 12, which is beneficial to the rotation of the first polishing disc 11, so that the first polishing disc 11 and the second polishing disc 18 perform double-sided polishing on the aluminum plate, pushing the left end of the aluminum plate to move, and completing the polishing process of the aluminum plate. The vacuum cleaner 1001 on the baffle 10 can absorb the debris generated by polishing;

[0052] (6) The right end of the aluminum plate slides down from the base 7 and enters the blanking frame 16. After multiple aluminum plates are processed, they are piled up in the blanking frame 16. The cross bar 15 is pushed, and the U-shaped frame slides between the guide plate 17 and the inner wall of the blanking frame 16 to push out multiple aluminum plates at the same time.

[0053] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered in all respects as exemplary and non-limiting, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations within the meaning and scope of the elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0054] As described above, the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the alignment; although the present invention has been described in detail with reference to the aforementioned embodiments, a person of ordinary skill in the art should understand that the technical solutions described in the aforementioned embodiments can still be modified, or some of the technical features in the alignment can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A surface cleaning and polishing device for aluminum thin plates, characterized in that: It comprises a base (7), a pretreatment mechanism and a polishing mechanism, wherein a top plate (1) is installed on the top of the base (7), a support frame (22) is fixedly connected to the right side of the top plate (1), and a fixing plate (21) is fixedly connected to the support frame (22); The pretreatment mechanism comprises a cleaning rack (4), a fan (24) and a placement rack (2602); the cleaning rack (4) is fixedly connected between the top plate (1) and the base (7); a connecting shaft (6) is fixedly connected between the inner walls of the cleaning rack (4); the connecting shaft (6) is sleeved on a card plate (5); a nozzle (3) is installed above the card plate (5); a fan (24) is installed on the right side of the nozzle (3); the bottom of the fan (24) is fixedly connected to the top of the placement rack (2602) through an air duct; and a fourth motor (27) is installed at the bottom of the placement rack (2602); The polishing mechanism comprises a first polishing disc (11), a second polishing disc (18) and a hydraulic cylinder (20); the first polishing disc (11) is clamped on the top of the base (7); the bottom of the first polishing disc (11) is rotatably connected to the base (7); a rotating shaft (12) is fixedly connected to the bottom of the first polishing disc (11); a first motor (14) is installed on the right side of the rotating shaft (12); the second polishing disc (18) is located above the first polishing disc (11); the top of the second polishing disc (18) is fixedly connected to the hydraulic cylinder (20); a water pipe (2) is embedded on the left side of the top plate (1); a nozzle (3) is fixedly connected to the bottom of the water pipe (2); a limit plate (501) is installed below the nozzle (3); the limit plate (501) is engaged with the upper and lower sides of the card plate (5), and the two sides of the card plate (5) are sleeved with connecting shafts (6), one of the connecting shafts (6) is fixedly connected to a third motor (25), and the third motor (25) is fixedly connected to the cleaning rack (4). The base (7) is provided with a recovery groove (9), and the recovery groove (9) is located at the bottom of the cleaning rack (4). The bottom of the recovery groove (9) is fixedly connected to a drainage pipe (8), and the drainage pipe (8) passes through the side wall of the base (7). A fourth motor (27) is installed on the right side of the recovery groove (9), and the fourth motor (27) is embedded in the base (7). A threaded rod is fixedly connected to the right side of the fourth motor (27). An adjustment plate (26) is engaged with the left side of the placement rack (2602). The bottom end of the adjustment plate (26) passes through the bottom side wall of the placement rack (2602) and is sleeved on the threaded rod. The adjustment plate (26) is slidably connected to the placement rack (2602). A side plate (2601) is fixedly connected to one side of the placement rack (2602). A heating block is fixedly connected to the side plate (2601). A through hole is opened on the placement rack (2602) on the right side of the side plate (2601). A connecting plate (23) is fixedly connected to the bottom of the top plate (1). One end of the air duct is fixedly connected to the left side of the connecting plate (23). The other end of the air duct is fixedly connected to the top of the placement rack (2602). The top of the baffle (10) is engaged with the right side of the connecting plate (23). 10) is fixedly connected to one side of a vacuum cleaner (1001), the baffle (10) is slidably connected to the base (7), a fixed plate (21) is fixedly connected to the support frame (22), a hydraulic cylinder (20) is fixedly connected to the bottom of the fixed plate (21), a coupling is fixedly connected to the bottom end of the hydraulic cylinder (20), a second motor (19) is fixedly connected to the inside of the coupling, a second polishing disc (18) is fixedly connected to the bottom end of the second motor (19), the second polishing disc (18) and the coupling are rotatably connected, a first gear (1201) is sleeved on the outside of the connecting shaft (6), the first gear (1201) and the second gear (13) are meshedly connected, and the second gear (13) and the inner cavity of the base (7) are rotatably connected,A first motor (14) is fixedly connected to the top of the second gear (13), the first motor (14) is embedded in the base (7), the diameter of the first gear (1201) is greater than the second gear (13), the height of the first gear (1201) is higher than the second gear (13), the rotating shaft (12) sleeved inside the first gear (1201) is rotatably connected to the base (7), a blanking frame (16) is fixedly connected to the right side of the base (7), a U-shaped frame is clamped at the bottom of the inner cavity of the blanking frame (16), one end of a cross bar (15) is fixedly connected to the U-shaped frame, the other end of the cross bar (15) passes through the side wall of the blanking frame (16), the top end of the U-shaped frame is clamped at the bottom of the guide plate (17), and the guide plate (17) is fixedly connected to one side of the blanking frame (16), The method for using the surface cleaning and polishing device is as follows: (1) The aluminum plate to be processed is placed between the clamping plates (5), and the upper and lower sides of the clamping plates (5) are clamped with limit plates (501) to fix the aluminum plate, and the water pipe (2) is connected to an external water source; (2) The nozzle (3) cleans the card plate (5) and the aluminum plate, and the third motor (25) drives the connecting shaft (6) to rotate, which facilitates the rotation of the card plate (5), so that the aluminum plate is cleaned more thoroughly and excess water is thrown out; (3) The cleaned aluminum plate is clamped inside the placement rack (2602), and a heating wire is fixed inside the heating block to heat the surface of the aluminum plate to accelerate the evaporation of water. The fan (24) accelerates the air flow inside the placement rack (2602) through the air duct to accelerate the drying of the aluminum plate and reduce the residual water. (4) Slide the baffle plate (10) from the base (7) to connect the placement frame (2602) with the support frame (22), the fourth motor (27) drives the threaded rod to rotate, the adjustment plate (26) pushes the processed aluminum plate to move right, the aluminum plate is taken out in turn and placed between the first polishing plate (11) and the second polishing plate (18), and the hydraulic cylinder (20) drives the second polishing plate (18) to move down and press it on the top of the aluminum plate; (5) The first motor (14) drives the second gear (13) to rotate, providing power for the first gear (1201) and the rotating shaft (12), facilitating the rotation of the first polishing disc (11), so that the first polishing disc (11) and the second polishing disc (18) perform double-sided polishing on the aluminum plate, pushing the left end of the aluminum plate to move, and completing the polishing process of the aluminum plate. The vacuum cleaner (1001) on the baffle (10) can absorb debris generated by polishing; (6) The right end of the aluminum plate slides down from the base (7) and enters the unloading frame (16). After the processing of multiple aluminum plates is completed, they are piled up in the unloading frame (16), and the cross bar (15) is pushed, and the U-shaped frame slides between the guide plate (17) and the inner wall of the unloading frame (16), and the multiple aluminum plates are pushed out at the same time.

Images