Production equipment and process for lightweight new energy automobile framework aluminum profile

By designing aluminum profile production equipment with integrated grinding and cutting functions, the problems of low operating efficiency and high cost in existing equipment are solved, and efficient production and debris treatment of aluminum profiles are achieved.

CN119457864APending Publication Date: 2025-02-18JIANGSU CHENGLONG ALUMINUM CO LTD
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Patent Information

Application Number
CN202411387341.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-10-01
Publication Date
2025-02-18

AI Technical Summary

Technical Problem

In existing aluminum profile production equipment, grinding and cutting operations are carried out separately, resulting in low operating efficiency, waste of time and increased costs.

Method used

A production equipment with integrated grinding and cutting functions is designed, by moving the components, the first frame is moved along the aluminum profile, the second frame on the left is equipped with grinding components, and the cutting components on the right are equipped with adjustment and processing. Components to handle debris.

Benefits of technology

The continuous grinding and cutting of aluminum profiles is realized, production efficiency is improved, time and cost is saved, and the problem of debris splashing is effectively avoided.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention belongs to the technical field of aluminum profile production, and particularly relates to production equipment and process for a lightweight new energy automobile framework aluminum profile. The production equipment comprises two sets of opposite square plates, and an aluminum profile is arranged between the two sets of square plates; the aluminum profile is sleeved with the first square frame; the moving assembly is used for enabling the first square frame to move along the aluminum profile, and the moving assembly is arranged in the first square frame; the second square frames are fixedly mounted on the two sides of the first square frame through connecting rods; and the grinding assembly is used for grinding the aluminum profile and arranged in the second square frame on the left side. By arranging the two sets of opposite square plates and arranging the moving assembly used for enabling the first square frame to move along the aluminum profiles, the device can be suitable for the aluminum profiles of various sizes, and the use flexibility is high.
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Description

Technical Field

[0001] The present invention relates to the technical field of aluminum profile production, and in particular to production equipment and a process for a lightweight aluminum profile for a new energy vehicle skeleton. Background Art

[0002] Lightweight new energy vehicle frame refers to a design scheme that reduces the weight of the new energy vehicle frame by using lightweight materials, optimizing structural design and adopting advanced manufacturing processes, thereby improving the vehicle's energy efficiency, performance and range.

[0003] At present, the skeleton of lightweight new energy vehicles is usually formed by aluminum profiles. In the production process of aluminum profiles, it is usually necessary to grind and cut them. However, the existing grinding equipment and cutting equipment are separated. This results in that after one operation (such as grinding) is performed on the aluminum profile, the aluminum profile needs to be transported for the next operation (such as cutting), which wastes time and increases the cost investment to a certain extent. Therefore, a production device and process for lightweight aluminum profiles for new energy vehicle skeletons are invented. Summary of the invention

[0004] In view of the above and / or existing problems in the production equipment and process of a lightweight new energy vehicle skeleton aluminum profile, the present invention is proposed.

[0005] Therefore, the purpose of the present invention is to provide a production equipment and process for lightweight new energy vehicle skeleton aluminum profiles, which can solve the above-mentioned existing problems.

[0006] To solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0007] A production device for lightweight new energy vehicle skeleton aluminum profiles, comprising:

[0008] Two sets of opposite square plates, with an aluminum profile disposed between the two sets of square plates;

[0009] A first square frame, wherein the first square frame is sleeved on the aluminum profile;

[0010] A moving component for moving the first frame along the aluminum profile, wherein the moving component is arranged in the first frame;

[0011] A second frame, wherein both sides of the first frame are fixedly mounted with a second frame via connecting rods;

[0012] A grinding assembly for grinding the aluminum profile, wherein the grinding assembly is arranged in the second frame on the left side;

[0013] A cutting assembly for cutting the aluminum profile, wherein the cutting assembly is arranged in the second frame on the right side;

[0014] An adjusting component for adjusting the position of the grinding component or the cutting component, wherein the adjusting component is arranged in the second frame;

[0015] A processing component for processing debris generated by a grinding component or a cutting component is disposed in the second frame.

[0016] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, wherein: a through hole is opened in the square plate, and the inner surface of the through hole is arranged in a rectangular shape to fix four groups of first cylinders, and the first cylinders are fixedly installed with extrusion plates through piston rods, and aluminum profiles are arranged between the four groups of extrusion plates.

[0017] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the mobile component includes:

[0018] Second cylinders, the inner surface of the first frame is arranged in a rectangular shape and four sets of second cylinders are fixedly installed;

[0019] The first support plate is fixedly mounted by the second cylinder via a piston rod.

[0020] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the mobile component also includes:

[0021] Side plates, both ends of one side of the first support plate are fixedly mounted with side plates;

[0022] A rotating shaft, the rotating shaft being rotatably connected between the two sets of side plates through a bearing;

[0023] A roller, wherein the roller is fixedly mounted on the rotating shaft and contacts the outer surface of the aluminum profile;

[0024] A stepper motor is fixedly installed in a set of side plates, and an output shaft of the stepper motor is fixedly connected to a rotating shaft.

[0025] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the adjustment component includes:

[0026] Linear motors, the inner surface of the second frame is arranged in a rectangular shape and fixedly mounted with four sets of linear motors;

[0027] A box body, on which a mover seat on the linear motor is fixedly mounted;

[0028] A third cylinder, the third cylinder being fixedly installed in the box body;

[0029] The second support plate is fixedly mounted by the third cylinder via a piston rod.

[0030] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the processing component includes:

[0031] A first annular plate, wherein the first annular plate is fixedly mounted on one side of the second supporting plate;

[0032] an annular groove, the annular groove being provided in the first annular plate;

[0033] a second annular plate, the second annular plate being slidably connected in the annular groove;

[0034] A third annular plate, wherein the third annular plate is fixedly mounted on one side of the second annular plate and the third annular plate is in contact with an outer surface of the aluminum profile;

[0035] A spring is sleeved on the second annular plate, and two ends of the spring are respectively fixedly connected to the first annular plate and the third annular plate.

[0036] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the processing component also includes:

[0037] The top of the collecting box is provided with a box cover, and the outer surface of the second square frame is arranged in a rectangular shape with four sets of collecting boxes fixedly installed;

[0038] A first pipe, one end of which is fixedly mounted on the second support plate, and the other end of which is fixedly mounted on the inner side wall of the collection box;

[0039] A filter screen, the filter screen being detachably connected to the outer side wall of the collection box by screws;

[0040] Air pumps, the outer surface of the second frame is arranged in a rectangular shape and four sets of air pumps are fixedly installed;

[0041] The second pipeline is fixedly installed on the air inlet end of the air pump, and one end of the second pipeline is arranged on the outer side wall of the collection box.

[0042] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the grinding component includes:

[0043] A first box body, the first box body is fixedly mounted on one side of the second supporting plate on the left side;

[0044] A first servo motor, wherein the first servo motor is fixedly installed in the first box;

[0045] A grinding disc, the output shaft of the first servo motor is fixedly mounted with the grinding disc.

[0046] As a preferred solution of the production equipment of a lightweight new energy vehicle skeleton aluminum profile described in the present invention, the cutting assembly includes:

[0047] A second box body, the second box body is fixedly mounted on one side of the second supporting plate on the right side through a connecting column;

[0048] A second servo motor, wherein the second servo motor is fixedly installed in the second box;

[0049] A cutting knife is fixedly mounted on the output shaft of the second servo motor.

[0050] A production process of a lightweight aluminum profile for a new energy vehicle skeleton includes the following specific steps:

[0051] Step 1: Put the second square frame on the aluminum profile, and then use the second cylinder to move the roller toward the aluminum profile until the roller and the aluminum profile are in contact;

[0052] Step 2: Place the end of the aluminum profile between a plurality of extrusion plates, and then use the first cylinder to make the extrusion plates extrude the aluminum profile, so that the aluminum profile can be fixed;

[0053] Step 3: The rotating shaft drives the roller to rotate through the stepper motor. When the roller rotates, the first frame moves from left to right along the aluminum profile;

[0054] Step 4: When the aluminum profile moves, the grinding disc will rotate through the first servo motor. When the grinding disc rotates, the linear motor and the third cylinder will cooperate to make the grinding disc contact with the surface of the aluminum profile, and make the grinding disc move in a direction perpendicular to the length direction of the aluminum profile, so that the aluminum profile can be polished;

[0055] Step 5: When the aluminum profile moves to the position to be cut, the cutting knife is rotated by the second servo motor. When the cutting knife rotates, the linear motor and the third cylinder cooperate to make the cutting knife cut the aluminum profile.

[0056] Step 6: During grinding and cutting, the third annular plate will contact the surface of the aluminum profile and move the second annular plate into the annular groove. At this time, the spring will deform until the grinding disc can grind the aluminum profile or the cutting knife can cut the aluminum profile. At this point, the generated debris can be prevented from splashing out. At the same time, the generated debris will follow the air into the collection box through the air pump and remain in the collection box under the action of the filter. At this point, the generated debris can be collected.

[0057] Compared with existing technologies:

[0058] 1. By providing two sets of opposite square plates and a moving assembly for moving the first square frame along the aluminum profile, the invention can be applied to aluminum profiles of various sizes and has high flexibility in use.

[0059] 2. By setting a grinding component for grinding the aluminum profile in the second frame on the left, and by setting a cutting component for cutting the aluminum profile in the second frame on the right, it is possible to cut the aluminum profile after grinding it, thereby saving time to a certain extent and improving the production efficiency of the aluminum profile.

[0060] 3. By setting up a processing component, it is possible to process the debris generated by the grinding component or the cutting component. By processing the debris generated by the grinding component or the cutting component, it is possible to prevent the debris from splashing out, making it easier for personnel to clean up the debris, thereby improving convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0061] Figure 1 It is a front view schematic diagram of the structure of the present invention;

[0062] Figure 2 It is a front view schematic diagram of a local structure of the present invention;

[0063] Figure 3 It is a front view schematic diagram of the second local structure of the present invention;

[0064] Figure 4 It is a schematic side view of the mobile assembly of the present invention;

[0065] Figure 5 It is a side view schematic diagram of a second frame structure of the present invention;

[0066] Figure 6 It is a schematic side view of the square plate structure of the present invention.

[0067] In the figure: square plate 10, through hole 11, first cylinder 12, extrusion plate 13, first square frame 20, second cylinder 30, first support plate 31, side plate 32, rotating shaft 33, roller 34, stepping motor 35, second square frame 40, linear motor 50, box body 51, third cylinder 52, second support plate 53, first annular plate 60, annular groove 61, second annular plate 62, third annular plate 63, spring 64, collecting box 65, first pipeline 66, filter screen 67, air pump 68, second pipeline 69, first box body 70, first servo motor 71, grinding disc 72, connecting column 80, second box body 81, second servo motor 82, cutting knife 83. DETAILED DESCRIPTION

[0068] In order to make the objectives, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

[0069] The present invention provides a production equipment for lightweight aluminum profiles for new energy vehicles. Figure 1-Figure 6 ;

[0070] The invention comprises: two sets of opposite square plates 10, a first square frame 20, a moving assembly for moving the first square frame 20 along the aluminum profile, a second square frame 40, a grinding assembly for grinding the aluminum profile, the grinding assembly is arranged in the second square frame 40 on the left, a cutting assembly for cutting the aluminum profile, the cutting assembly is arranged in the second square frame 40 on the right, an adjusting assembly for adjusting the position of the grinding assembly or the cutting assembly, and a processing assembly for processing the debris generated by the grinding assembly or the cutting assembly;

[0071] An aluminum profile is provided between the two groups of square plates 10, the first square frame 20 is sleeved in the aluminum profile, the moving component is arranged in the first square frame 20, the second square frame 40 is fixedly installed on both sides of the first square frame 20 through connecting rods, the adjustment component is arranged in the second frame 40, and the processing component is arranged in the second frame 40.

[0072] A through hole 11 is opened in the square plate 10 . The inner surface of the through hole 11 is arranged in a rectangular shape to fix four groups of first cylinders 12 . The first cylinders 12 are fixedly installed with extrusion plates 13 through piston rods, and aluminum profiles are arranged between the four groups of extrusion plates 13 .

[0073] The moving assembly includes: a second cylinder 30, a first support plate 31, a side plate 32, a rotating shaft 33, a roller 34, and a stepping motor 35;

[0074] The inner surface of the first frame 20 is arranged in a rectangular shape and fixedly mounted with four groups of second cylinders 30. The second cylinders 30 are fixedly mounted with a first support plate 31 through a piston rod. Side plates 32 are fixedly mounted on both ends of one side of the first support plate 31. A rotating shaft 33 is rotatably connected between the two groups of side plates 32 through a bearing. A roller 34 is fixedly mounted on the rotating shaft 33, and the roller 34 contacts the outer surface of the aluminum profile. A stepper motor 35 is fixedly mounted in a group of side plates 32, and an output shaft of the stepper motor 35 is fixedly connected to the rotating shaft 33.

[0075] The adjustment assembly includes: a linear motor 50, a box body 51, a third cylinder 52, and a second support plate 53;

[0076] The inner surface of the second frame 40 is arranged in a rectangular shape and fixedly mounted with four groups of linear motors 50. The mover seats on the linear motors 50 are fixedly mounted with a box body 51. The third cylinder 52 is fixedly mounted in the box body 51. The third cylinder 52 is fixedly mounted with a second support plate 53 via a piston rod.

[0077] The processing assembly includes: a first annular plate 60, an annular groove 61, a second annular plate 62, a third annular plate 63, a spring 64, a collecting box 65 with a box cover on the top, a first pipeline 66, a filter screen 67, an air pump 68, and a second pipeline 69;

[0078] The first annular plate 60 is fixedly mounted on one side of the second supporting plate 53, an annular groove 61 is opened in the first annular plate 60, the second annular plate 62 is slidably connected in the annular groove 61, the third annular plate 63 is fixedly mounted on one side of the second annular plate 62, and the third annular plate 63 contacts the outer surface of the aluminum profile, the spring 64 is sleeved on the second annular plate 62, and the two ends of the spring 64 are respectively fixedly connected to the first annular plate 60 and the third annular plate 63, the outer surface of the second frame 40 is arranged in a rectangular shape and four groups of collecting boxes 65 are fixedly mounted, one end of the first pipe 66 is fixedly mounted on the second supporting plate 53, and the other end of the first pipe 66 is fixedly mounted on the inner side wall of the collecting box 65, the filter screen 67 is detachably connected to the outer side wall of the collecting box 65 by screws, the outer surface of the second frame 40 is arranged in a rectangular shape and four groups of air pumps 68 are fixedly mounted, the air inlet end of the air pump 68 is fixedly mounted with a second pipe 69, and one end of the second pipe 69 is arranged on the outer side wall of the collecting box 65.

[0079] The grinding assembly includes: a first box 70, a first servo motor 71, and a grinding disc 72;

[0080] The first box body 70 is fixedly mounted on one side of the second support plate 53 on the left side. The first servo motor 71 is fixedly mounted in the first box body 70 . The grinding disc 72 is fixedly mounted on the output shaft of the first servo motor 71 .

[0081] The cutting assembly includes: a connecting column 80, a second box 81, a second servo motor 82, and a cutting knife 83;

[0082] The second box body 81 is fixedly mounted on one side of the second support plate 53 on the right side through the connecting column 80 , the second servo motor 82 is fixedly mounted in the second box body 81 , and the cutting blade 83 is fixedly mounted on the output shaft of the second servo motor 82 .

[0083] A production process of a lightweight aluminum profile for a new energy vehicle skeleton includes the following specific steps:

[0084] Step 1: Put the second square frame 40 on the aluminum profile, and then use the second cylinder 30 to move the roller 34 toward the aluminum profile until the roller 34 contacts the aluminum profile;

[0085] Step 2: Place the end of the aluminum profile between a plurality of extrusion plates 13, and then use the first cylinder 12 to make the extrusion plates 13 extrude the aluminum profile, so that the aluminum profile can be fixed;

[0086] Step 3: The rotating shaft 33 drives the roller 34 to rotate through the stepping motor 35. When the roller 34 rotates, the first frame 20 moves from left to right along the aluminum profile;

[0087] Step 4: When the aluminum profile moves, the grinding disc 72 is rotated by the first servo motor 71. When the grinding disc 72 rotates, the linear motor 50 and the third cylinder 52 cooperate to make the grinding disc 72 contact with the surface of the aluminum profile, and move the grinding disc 72 in a direction perpendicular to the length direction of the aluminum profile, so that the aluminum profile can be polished;

[0088] Step 5: When the aluminum profile moves to the position to be cut, the second servo motor 82 will rotate the cutting knife 83. When the cutting knife 83 rotates, the linear motor 50 and the third cylinder 52 will cooperate to make the cutting knife 83 cut the aluminum profile.

[0089] Step six: During grinding and cutting, the third annular plate 63 will contact the surface of the aluminum profile and move the second annular plate 62 into the annular groove 61. At this time, the spring 64 will deform until the grinding disc 72 can grind the aluminum profile or the cutting knife 83 can cut the aluminum profile. At this point, the generated debris can be prevented from splashing out. At the same time, the generated debris will follow the air into the collection box 65 through the air pump 68 and remain in the collection box 65 under the action of the filter 67. At this point, the generated debris can be collected.

[0090] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced by equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A production equipment for lightweight new energy vehicle frame aluminum profiles, characterized in that: include: Two groups of opposite square plates (10), with an aluminum profile disposed between the two groups of square plates (10); A first square frame (20), wherein the first square frame (20) is sleeved on the aluminum profile; A moving component for moving the first frame (20) along the aluminum profile, wherein the moving component is arranged in the first frame (20); A second square frame (40), wherein the second square frame (40) is fixedly mounted on both sides of the first square frame (20) via connecting rods; A grinding assembly for grinding the aluminum profile, wherein the grinding assembly is arranged in the second frame (40) on the left side; A cutting assembly for cutting the aluminum profile, wherein the cutting assembly is arranged in the second square frame (40) on the right side; An adjusting component for adjusting the position of a grinding component or a cutting component, wherein the adjusting component is arranged in a second frame (40); A processing component for processing debris generated by a grinding component or a cutting component, wherein the processing component is arranged in a second frame (40).

2. The production equipment of a lightweight aluminum profile for a new energy vehicle skeleton according to claim 1 is characterized in that: A through hole (11) is provided in the square plate (10); the inner surface of the through hole (11) is arranged in a rectangular shape to fix four groups of first cylinders (12); the first cylinders (12) are fixedly installed with extrusion plates (13) via piston rods; and aluminum profiles are provided between the four groups of extrusion plates (13).

3. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 1 is characterized in that: The mobile assembly comprises: Second cylinders (30), the inner surface of the first frame (20) is arranged in a rectangular shape and four groups of second cylinders (30) are fixedly installed; A first support plate (31), wherein the second cylinder (30) is fixedly mounted on the first support plate (31) via a piston rod.

4. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 3 is characterized in that: The mobile component also includes: A side plate (32), with the side plates (32) being fixedly mounted on both ends of one side of the first support plate (31); A rotating shaft (33), wherein the rotating shaft (33) is rotatably connected between the two sets of side plates (32) via a bearing; A roller (34), wherein the roller (34) is fixedly mounted on the rotating shaft (33), and the roller (34) is in contact with the outer surface of the aluminum profile; A stepper motor (35) is fixedly mounted in a set of side plates (32), and an output shaft of the stepper motor (35) is fixedly connected to a rotating shaft (33).

5. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 1 is characterized in that: The adjustment component comprises: Linear motors (50), the inner surface of the second frame (40) is arranged in a rectangular shape and fixedly mounted with four sets of linear motors (50); A box body (51), wherein the mover seat on the linear motor (50) is fixedly mounted on the box body (51); A third cylinder (52), wherein the third cylinder (52) is fixedly installed in the box body (51); A second support plate (53), the third cylinder (52) is used to fix the second support plate (53) via a piston rod.

6. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 5 is characterized in that: The processing component includes: A first annular plate (60), the first annular plate (60) being fixedly mounted on one side of the second supporting plate (53); an annular groove (61), wherein the annular groove (61) is formed in the first annular plate (60); A second annular plate (62), wherein the second annular plate (62) is slidably connected in the annular groove (61); A third annular plate (63), wherein the third annular plate (63) is fixedly mounted on one side of the second annular plate (62), and the third annular plate (63) is in contact with the outer surface of the aluminum profile; A spring (64) is sleeved on the second annular plate (62), and two ends of the spring (64) are respectively fixedly connected to the first annular plate (60) and the third annular plate (63).

7. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 6 is characterized in that: The processing component also includes: A collecting box (65) with a box cover is provided on the top, and the outer surface of the second square frame (40) is arranged in a rectangular shape and four groups of collecting boxes (65) are fixedly installed; A first pipe (66), one end of the first pipe (66) being fixedly mounted on the second support plate (53), and the other end of the first pipe (66) being fixedly mounted on the inner side wall of the collection box (65); A filter screen (67), wherein the filter screen (67) is detachably connected to the outer side wall of the collection box (65) by screws; Air pumps (68), the outer surface of the second frame (40) is arranged in a rectangular shape and four sets of air pumps (68) are fixedly installed; A second pipeline (69), the air inlet end of the air pump (68) is fixedly mounted with the second pipeline (69), and one end of the second pipeline (69) is arranged on the outer side wall of the collection box (65).

8. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 6 is characterized in that: The grinding assembly comprises: A first box body (70), the first box body (70) being fixedly mounted on one side of the second supporting plate (53) on the left side; A first servo motor (71), wherein the first servo motor (71) is fixedly installed in the first box (70); A grinding disc (72), the output shaft of the first servo motor (71) is fixedly mounted with the grinding disc (72).

9. The production equipment of lightweight aluminum profile for new energy vehicle skeleton according to claim 6 is characterized in that: The cutting assembly comprises: A second box body (81), the second box body (81) being fixedly mounted on one side of the second supporting plate (53) on the right side via a connecting column (80); A second servo motor (82), wherein the second servo motor (82) is fixedly installed in the second box (81); A cutting knife (83), the cutting knife (83) is fixedly mounted on the output shaft of the second servo motor (82).

10. A production process for lightweight aluminum profiles for new energy vehicles, characterized in that: The specific steps are as follows: Step 1: The second square frame (40) is placed on the aluminum profile, and then the roller (34) is moved toward the aluminum profile by the second cylinder (30) until the roller (34) and the aluminum profile are in contact; Step 2: The end of the aluminum profile is placed between a plurality of extrusion plates (13), and then the extrusion plates (13) are used to extrude the aluminum profile by means of a first cylinder (12), so that the aluminum profile can be fixed; Step 3: The rotating shaft (33) drives the roller (34) to rotate by means of the stepping motor (35). When the roller (34) rotates, the first frame (20) moves from left to right along the aluminum profile; Step 4: When the aluminum profile moves, the grinding disc (72) is rotated by the first servo motor (71). When the grinding disc (72) rotates, the linear motor (50) and the third cylinder (52) cooperate to make the grinding disc (72) contact with the surface of the aluminum profile, and move the grinding disc (72) in a direction perpendicular to the length direction of the aluminum profile, so that the aluminum profile can be polished; Step 5: When the aluminum profile moves to the position to be cut, the cutting knife (83) is rotated by the second servo motor (82). When the cutting knife (83) rotates, the cutting knife (83) cuts the aluminum profile through the cooperation of the linear motor (50) and the third cylinder (52); Step 6: During grinding and cutting, the third annular plate (63) will contact the surface of the aluminum profile and move the second annular plate (62) into the annular groove (61). At this time, the spring (64) will deform until the grinding disc (72) can grind the aluminum profile or the cutting knife (83) can cut the aluminum profile. At this point, the generated debris can be prevented from splashing out. At the same time, the generated debris will be carried into the collection box (65) by the air pump (68) along with the air, and will remain in the collection box (65) under the action of the filter (67). At this point, the generated debris can be collected.