CN116276120A

CN116276120A - Processing device for aluminum alloy

Info

Publication number: CN116276120A
Application number: CN202310478029.XA
Authority: CN
Inventors: 蔡志煌; 莫谦生
Original assignee: Fujian Hongdahui Construction Engineering Co ltd
Current assignee: Fujian Hongdahui Construction Engineering Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-06-23

Abstract

The application relates to the technical field of aluminum alloy processing and discloses a processing device for aluminum alloy, which comprises a cutting mechanism and a polishing mechanism; the polishing mechanism comprises a frame body, a supporting plate arranged on the frame body in a sliding manner, a polishing assembly arranged on the supporting plate and a clamp assembly arranged on the supporting plate; the clamp assembly is positioned between the polishing assembly and the cutting mechanism, can rotate on the supporting plate, and is perpendicular to the feeding direction of the cutting mechanism in the rotation axis direction; the polishing assembly is capable of sliding on the support plate to be either closer to or farther from the clamp assembly. This application can also polish when cutting aluminum alloy to reduce subsequent work load.

Description

Processing device for aluminum alloy

Technical Field

The application relates to the technical field of aluminum alloy processing, in particular to a processing device for aluminum alloy.

Background

Currently, aluminum alloys are increasingly used in life, such as aluminum alloy doors and windows, due to their good castability and plastic workability. In the process of processing the aluminum alloy section, the aluminum alloy section is usually required to be cut, and subsequent assembly and other processes are performed after the aluminum alloy section is cut.

Generally, a cutter is used to cut the aluminum alloy, and the cutter in the related art comprises an organism, a cutting disc is installed on the organism, and a positioning piece for positioning the aluminum alloy is installed on the organism, wherein the positioning piece can be a cylinder and other devices. Still install actuating mechanism in the organism, can drive the cutting dish and move on the organism under actuating mechanism's effect, the cutting dish is accomodate in the organism when the aluminum alloy location, and actuating mechanism drive cutting dish upward movement after the location to cut the aluminum alloy.

In the production, as burrs exist on the cutting surface of the aluminum alloy, a polishing disc is generally used for polishing the cutting surface in the later period, the burrs are removed, and the labor intensity is high.

Disclosure of Invention

In order to reduce the work load of later polishing, the application provides an aluminum alloy processingequipment, can carry out polishing with the cutting face promptly after the aluminum alloy cutting.

The application adopts the following technical scheme:

a processing device for aluminum alloy comprises a cutting mechanism and a polishing mechanism; the polishing mechanism comprises a frame body, a supporting plate arranged on the frame body in a sliding manner, a polishing assembly arranged on the supporting plate and a clamp assembly arranged on the supporting plate; the clamp assembly is positioned between the polishing assembly and the cutting mechanism, can rotate on the supporting plate, and is perpendicular to the feeding direction of the cutting mechanism in the rotation axis direction; the polishing assembly is capable of sliding on the support plate to be either closer to or farther from the clamp assembly.

Through adopting above-mentioned technical scheme, fix a position aluminium alloy ex-trusions earlier when cutting, and its one end is through the anchor clamps centre gripping, then polishing assembly slides, then cut to the tip of aluminium alloy, after the cutting is accomplished, polishing assembly slides for the anchor clamps subassembly can rotate, and the anchor clamps rotate can overturn to the aluminium alloy that cuts, makes the cutting surface change to one side towards polishing assembly, then the rethread polishing assembly polishes, thereby makes the both ends of the aluminium alloy that cuts all can polish, reduces the work load of polishing afterwards.

Optionally, the fixture assembly includes a rotating seat rotatably connected to the supporting plate, a driving member for driving the rotating seat to rotate, and a clamping portion disposed on the rotating seat; the clamping part comprises a first block and a second block which are connected to the rotating seat, and the first block and the second block form a clamping space; the clamping part also comprises an extension seat arranged on the rotating seat and a sliding rod connected to the rotating seat in a sliding way, and one end of the sliding rod is connected with the second block; the elastic piece is installed to the outer wall of slide bar, elastic piece one end with the second piece links to each other, and the other end with the extension seat links to each other, the elastic piece is used for providing the effort that the second piece pressed from both sides the product tight in the centre gripping space.

Through adopting above-mentioned technical scheme, after aluminum alloy is located the centre gripping space, under the effect of elastic component, thereby the second piece can support tightly on aluminum alloy's outer wall to aluminum alloy fixes a position for aluminum alloy is difficult to drop when rotating the seat rotation.

Optionally, clamping parts are symmetrically arranged on the upper side and the lower side of the rotating seat; the frame body is also provided with a trigger piece, and when the clamping part positioned below is turned upwards, the trigger piece can drive the second block positioned below to slide in a direction away from the first block.

Through adopting above-mentioned technical scheme, the clamping part is provided with two, and wherein the one end of top aluminum alloy is polished the back, overturns to the below, and original below aluminum alloy both ends have been polished the completion, at the in-process of upset, under the effect of trigger piece, original below aluminum alloy can drop to vacate the space, wait to cut aluminum alloy and stretch into in the centre gripping space again, and the aluminum alloy of original top can be towards polishing assembly after the upset, thereby can polish two aluminum alloys simultaneously, has improved production efficiency.

Optionally, the sliding rod is kept away from the one end of second piece is provided with the ring protruding, trigger the piece including set up in trigger piece on the framework inner wall, just trigger piece orientation one side of framework inner wall is provided with the inclined plane, works as when rotating the seat, the ring protruding can be pressed in the inclined plane, and to keeping away from the direction of first piece slides, at this moment the elastic component is in by compression state.

Through adopting above-mentioned technical scheme, rotate the seat when rotating, the protruding butt of ring can be on the inclined plane to under the effect on inclined plane, the slide bar can drive the second piece and keep away from first piece, thereby makes the distance grow between first piece and the second piece, and aluminum alloy can drop down promptly.

Optionally, two sides of the rotating seat are provided with rotating shafts, and the rotating seat is rotationally connected to the supporting plate through the rotating shafts; the rotating seat is provided with a slot, and the end parts of the two second blocks can extend into the slot; a penetrating rod is arranged on one rotating shaft in a sliding way, the end part of the penetrating rod extends into the slot, and a first element for driving the penetrating rod to slide is arranged on the supporting plate; the first element is capable of driving the ends of the penetrating rod to simultaneously abut against the ends of the two second blocks.

By adopting the technical scheme, the end part of the penetrating rod can extend into the slot and be abutted against the two second blocks, and the positioning effect on the aluminum alloy can be improved under the action of the penetrating rod when cutting and polishing are carried out; when the aluminum alloy is rotated, the penetrating rod and the second block are required to be separated from contact, so that the falling of the aluminum alloy below is facilitated.

Optionally, a power source for driving the second block above to slide in a direction away from the first block is further installed on the supporting plate; the power source comprises a second element and a power rod connected to the second element, the second element is used for driving the power rod to slide along the direction parallel to the rotation axis of the rotating seat, a lug is arranged at the end part of the power rod, and when the power rod slides in the direction away from the first block, the lug can be abutted to the adjacent annular protrusion.

Through adopting above-mentioned technical scheme, under the effect of second component, the power pole slip can drive the slide bar through lug and ring protrusion and slide to can pull open the second piece, make the aluminum alloy that waits to cut more easily place in the centre gripping space.

Optionally, a blocking edge is arranged on the inner wall of the frame body, the supporting plate slides on the blocking edge, a third element is arranged on the frame body and used for driving the supporting plate to slide on the blocking edge.

Through adopting above-mentioned technical scheme, through third component drive backup pad slip, facilitate the use, and backup pad slip, cutting mechanism does not influence the rotation of anchor clamps subassembly drive the aluminum alloy that cuts.

Optionally, a sliding plate is slidably arranged on the supporting plate, and a fourth element is used for driving the sliding plate to slide; the polishing assembly comprises a motor group arranged on the sliding plate and a polishing disk connected with the motor group, and the motor group is used for driving the polishing disk to rotate.

Through adopting above-mentioned technical scheme, fourth element drives the sliding plate and slides to drive polishing assembly and be close to or keep away from the anchor clamps subassembly, the operation of polishing of being convenient for.

In summary, the present application includes at least one of the following beneficial effects:

1. one end of the aluminum alloy to be cut is clamped through the clamp assembly, the aluminum alloy cut after the cutting is finished is positioned on the clamp assembly, the polishing assembly can polish and polish the end of the aluminum alloy cut, and then the clamp assembly is rotated to enable the other end of the aluminum alloy to be polished through the polishing assembly;

2. the clamping parts are arranged on two sides of the rotating seat, so that the polishing assembly can polish two aluminum alloys simultaneously, and the aluminum alloys with polished ends can fall off when the rotating seat rotates, so that feeding at the back is not affected.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application;

FIG. 2 is a schematic view of a polishing mechanism in an embodiment of the present application;

FIG. 3 is a schematic diagram of a clamp assembly embodied in an embodiment of the present application;

fig. 4 is a schematic diagram of an embodiment of the present application embodying a boss and trigger structure.

Reference numerals illustrate: 1. a cutting mechanism; 2. a polishing mechanism; 3. a frame; 4. a support plate; 5. a polishing assembly; 51. a motor group; 52. polishing disk; 6. a clamp assembly; 61. a rotating seat; 62. a driving member; 63. a clamping part; 631. a first block; 632. a second block; 633. an extension seat; 634. a slide bar; 635. an elastic member; 7. a clamping space; 8. a trigger; 81. a trigger block; 82. an inclined surface; 9. a ring bulge; 10. a rotating shaft; 11. a base; 12. slotting; 13. penetrating the rod; 14. a first element; 15. a power source; 151. a second element; 152. a power lever; 153. a bump; 16. a blocking edge; 17. a third element; 18. a fourth element; 181. a screw rod; 182. a guide rod; 83. and driving the motor.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-4.

The embodiment of the application discloses a processing device for aluminum alloy. Referring to fig. 1, the processing device includes a cutting mechanism 1 and a polishing mechanism 2, the cutting mechanism 1 is used for cutting an aluminum alloy section, the cutting mechanism 1 is an existing cutting device, and the specific structure is not described here again. The polishing mechanism 2 is arranged at one end of the cutting mechanism 1, the cut aluminum alloy is positioned on the polishing mechanism 2, and the end face of the cut aluminum alloy is polished and polished through the polishing mechanism 2.

Referring to fig. 2, the polishing member 5 includes a frame 3, a support plate 4 mounted on the frame 3, the polishing member 5 mounted on the support plate 4, and a jig member 6. The frame 3 is a hollow structure with an opening facing, and the support plate 4 is slidably mounted on the frame 3. The frame 3 is arranged at one end of the discharging of the cutting mechanism 1, and the sliding direction of the supporting plate 4 is parallel to the feeding direction of the aluminum alloy section during cutting, namely, the supporting plate 4 can drive the polishing component 5 and the clamp component 6 to be close to or far away from the cutting mechanism 1 during sliding. The clamp assembly 6 is located between the polishing assembly 5 and the cutting mechanism 1, and the polishing assembly 5 is also slidably mounted on the support plate 4 such that the polishing assembly 5 can be moved closer to or further from the clamp assembly 6. The clamp assembly 6 can rotate on the support plate 4, and the rotation axis of the clamp assembly 6 is perpendicular to the feeding direction of the aluminum alloy during cutting.

Further, a blocking edge 16 is fixed on the inner wall of the upper end of the frame body 3, and the support plate 4 is abutted against the blocking edge 16. The end of the frame 3 remote from the cutting mechanism 1 is provided with a third element 17, which third element 17 may be a cylinder, the piston rod of which passes through the side wall of the frame 3 and is connected to the end of the support plate 4. The sliding of the support plate 4 can be driven by the driving of the cylinder. And in order to improve the sliding stability of the supporting plate 4, the existing guiding sliding rail and other structures can be arranged between the supporting plate 4 and the blocking edge 16. The third element 17 may be driven by another screw 181, and may be capable of linearly sliding the support plate 4.

One end of the aluminum alloy is clamped by the clamp assembly 6 during cutting, and then cutting is performed, and before cutting, the polishing assembly 5 can be slid so that the polishing assembly 5 can polish one end of the aluminum alloy. After cutting is finished, the support plate 4 is slid firstly, so that a certain distance is reserved between the end part of the cut aluminum alloy and the cutting mechanism 1, then the clamp assembly 6 rotates to drive the aluminum alloy to rotate, the aluminum alloy is turned 180 degrees, a new cutting surface of the aluminum alloy can be close to the polishing assembly 5 and polished by the polishing assembly 5, and therefore both ends of the cut aluminum alloy can be polished and ground.

Referring to fig. 3 and 4, in a further embodiment, the support plate 4 is hollow in shape corresponding to the position of the clamp assembly 6. The clamp assembly 6 includes a rotation seat 61 rotatably coupled to the support plate 4, a driving member 62 for driving the rotation seat 61 to rotate, and a clamping portion 63 provided on the rotation seat 61. The rotating shafts 10 are fixed at the middle positions of the two sides of the rotating seat 61, the supporting plate 4 is fixed with the seat body 11, the seat body 11 corresponds to the rotating shafts 10, and the rotating shafts 10 are rotatably connected to the seat body 11 through bearings and the like, so that the rotating connection of the rotating seat 61 is realized. The driving member 62 includes a motor fixed to one of the housings 11, and an output shaft of the motor is connected to the rotating shaft 10, so that the rotating housing 61 can be driven to rotate by the motor. In this embodiment, the driving member 62 is preferably a stepping motor.

The clamping portion 63 is used for clamping aluminum alloy, the clamping portion 63 comprises a first block 631 and a second block 632 which are mounted on the rotating base 61, the first block 631 is fixed on the surface of the rotating base 61, and the second block 632 can move on the rotating base 61. A clamping space 7 is formed between the first block 631 and the second block 632, and the second block 632 is moved to be close to the first block 631, i.e. the aluminum alloy can be clamped. The clamping portion 63 further includes an extension seat 633 fixed to the rotation seat 61, and a sliding rod 634 slidably disposed through the extension seat 633, the sliding rod 634 penetrating through both sides of the extension seat 633. One end of the sliding rod 634 is fixedly connected with the second block 632, and the sliding rod 634 can drive the second block 632 to move by sliding. The clamping portion 63 further includes an elastic member 635 mounted on an outer wall of the sliding rod 634, and the elastic member 635 is a spring. The spring is sleeved on the outer wall of the sliding rod 634, one end of the spring is connected to the extension seat 633, and the other end of the spring is connected to the second block 632. The second block 632 can press the aluminum alloy against the first block 631 under the action of the spring force of the spring, so as to clamp and position the aluminum alloy. Pulling the slide bar 634 causes the second block 632 to move away from the first block 631 and the aluminum alloy to be removed from the swivel seat 61.

In a further embodiment, the rotating base 61 is symmetrically provided with clamping portions 63 on both upper and lower sides, and at the beginning, one end of the aluminum alloy is clamped by the upper clamp assembly 6 and polished by the polishing assembly 5. After cutting is completed, the rotating seat 61 is turned 180 degrees, so that the original aluminum alloy is turned to the lower side and the original cutting surface can be close to the polishing assembly 5, at this time, the aluminum alloy is continuously fed and positioned by the upper clamp assemblies 6, and the end surfaces of the aluminum alloy on the two clamp assemblies 6 can be polished simultaneously by the polishing assembly 5. The frame 3 is further provided with a trigger 8, and when the rotating base 61 continues to rotate, the second block 632 located below can slide in a direction away from the first block 631, so that the clamp assembly 6 below can release the aluminum alloy, and the aluminum alloy can drop downwards. Therefore, when the clamp below rotates to the upper part, the aluminum alloy with cutting can be continuously fed, and the overall production efficiency is improved. The side wall of the frame body 3 can be provided with an opening structure according to the situation, so that the material is convenient to take out.

Referring to fig. 4, still further, the two sliding rods 634 are each fixed with a ring protrusion 9 at an end thereof remote from the second block 632, and the trigger 8 includes a trigger block 81 mounted on the inner wall of the frame 3. The trigger block 81 may be fixed with a mounting block, and is fixed to the inner wall of the frame 3 by the mounting block. A certain gap exists between the trigger block 81 and the inner wall of the frame 3. When the rotating seat 61 is rotating, the annular protrusion 9 can pass through the gap between the trigger block 81 and the inner wall of the frame 3. An inclined surface 82 is provided on the trigger block 81 on a side close to the inner wall of the frame 3. When the rotating seat 61 is turned over, the annular protrusion 9 moves to the inclined surface 82, the annular protrusion 9 is pressed on the inclined surface 82 to drive the sliding rod 634 to slide in the direction away from the first block 631, and then drive the second block 632 to slide in the direction away from the first block 631, so that the first block 631 and the second block 632 below can lose the clamping effect on aluminum alloy during rotation, and blanking is performed.

In order to improve the clamping effect on the aluminum alloy during cutting and polishing, in a further embodiment, a slot 12 is further provided in the rotating seat 61, and the ends of the two second blocks 632 extend into the slot 12. The rotating shaft 10 far away from the driving piece 62 is of a hollow structure, and the penetrating rod 13 is arranged in a sliding penetrating manner, and the penetrating rod 13 is of a cylindrical structure and can rotate relatively to the rotating shaft 10. The support plate 4 is also provided with a first element 14 for driving the sliding of the threading rod 13, the first element 14 being preferably a cylinder fixed to the support plate 4. The penetrating rod 13 is connected to the piston rod of the cylinder, one end of the penetrating rod 13 can extend into the slot 12, and the end of the penetrating rod 13 can simultaneously abut against one end of the two second blocks 632, which are close to each other, under the drive of the first element 14. During cutting and polishing, the penetrating rod 13 abuts against the second block 632, thereby improving the clamping effect of the second block 632 on the aluminum alloy. And when aluminum alloy blanking is required during rotation, the penetrating rod 13 and the second block 632 are out of contact.

Referring to fig. 3 and 4, further, a power source 15 is further installed on the support plate 4, and the power source 15 is used for driving the second block 632 above to slide in a direction away from the first block 631, so that the clamping space 7 is enlarged, and the feeding of aluminum alloy is facilitated. The power source 15 includes a second member 151 and a power lever 152 coupled to the second member 151. The second element 151 is a cylinder, and the power rod 152 is connected to the piston rod. The end of the power lever 152 is fixed with a projection 153, the support plate 4 is mounted with a frame body for providing a necessary mounting position for the second member, and the power lever 152 and the slide lever 634 are staggered so that the power lever 152 does not affect the rotation of the rotation seat 61. When feeding is required, the second piece drives the power rod 152 to move in a direction away from the second block 632, the convex block 153 is abutted with the annular protrusion 9, and the sliding rod 634 is driven to slide, so that the second block 632 is driven to slide, and the feeding of aluminum alloy is facilitated.

Referring to fig. 3, in a further embodiment, a slide plate is slidably mounted on the support plate 4, and a fourth element 18 for driving the slide plate to slide is mounted on the support plate 4, and the polishing assembly 5 is mounted on the slide plate. The sliding plate can drive the polishing component 5 to move by sliding. The polishing assembly 5 comprises a motor group 51 arranged on the sliding plate and a polishing disc 52 connected with the motor group 51, and the motor group 51 drives the polishing disc 52 to rotate so as to polish and polish the end face of the aluminum alloy. The fourth element 18 may be a screw rod 181 assembly, and is rotatably connected with the screw rod 181 on the support plate 4, and is provided with a guide rod 182, a portion of the lower surface of the sliding plate is in threaded connection with the screw rod 181, the guide rod 182 has a portion sliding through the lower surface of the sliding plate, the support plate 4 is provided with a driving motor 83 connected with the screw rod 181, and the screw rod 181 rotates to drive the sliding plate to move, so that the effect of adjusting the position of the polishing assembly 5 is achieved.

The implementation principle of the processing device for the aluminum alloy is as follows: when cutting, one end of the aluminum alloy extends into the clamping space 7 and is clamped by the first block 631 and the second block 632, at the moment, the end of the aluminum alloy can be polished by the polishing component 5, then cutting is performed, the rotating seat 61 is turned 180 degrees after cutting, the aluminum alloy above the original aluminum alloy is positioned below and is continuously fed, and after feeding is finished, the aluminum alloy is polished by the polishing component 5, and at the moment, the two aluminum alloys can be polished. Both ends of the aluminum alloy below are polished, and then when the rotating seat 61 continues to rotate, the aluminum alloy below can fall into the frame body 3 under the action of the trigger piece 8, so that the follow-up continuous feeding is not affected.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. A processingequipment for aluminum alloy, its characterized in that: comprises a cutting mechanism (1) and a polishing mechanism (2); the polishing mechanism (2) comprises a frame body (3), a supporting plate (4) arranged on the frame body (3) in a sliding manner, a polishing assembly (5) arranged on the supporting plate (4) and a clamp assembly (6) arranged on the supporting plate (4); the clamp assembly (6) is positioned between the polishing assembly (5) and the cutting mechanism (1), the clamp assembly (6) can rotate on the supporting plate (4), and the rotation axis direction of the clamp assembly (6) is perpendicular to the feeding direction of the cutting mechanism (1); the polishing assembly (5) is capable of sliding on the support plate (4) to be close to or away from the clamp assembly (6).

2. A processing apparatus for aluminum alloy according to claim 1, wherein: the clamp assembly (6) comprises a rotating seat (61) rotatably connected to the supporting plate (4), a driving piece (62) for driving the rotating seat (61) to rotate and a clamping part (63) arranged on the rotating seat (61); the clamping part (63) comprises a first block (631) and a second block (632) which are connected to the rotating seat (61), and the first block (631) and the second block (632) form a clamping space (7); the clamping part (63) further comprises an extension seat (633) arranged on the rotating seat (61) and a sliding rod (634) connected to the rotating seat (61) in a sliding manner, and one end of the sliding rod (634) is connected with the second block (632); an elastic piece (635) is arranged on the outer wall of the sliding rod (634), one end of the elastic piece (635) is connected with the second block (632), the other end of the elastic piece (635) is connected with the extension seat (633), and the elastic piece (635) is used for providing acting force for clamping a product in the clamping space (7) by the second block (632).

3. A processing apparatus for aluminum alloy according to claim 2, wherein: clamping parts (63) are symmetrically arranged on the upper side and the lower side of the rotating seat (61); the frame body (3) is further provided with a trigger piece (8), and when the clamping part (63) located below is turned upwards, the trigger piece (8) can drive the second block (632) located below to slide in a direction away from the first block (631).

4. A processing apparatus for aluminum alloy according to claim 3, wherein: the sliding rod (634) is far away from one end of the second block (632) and is provided with a ring bulge (9), the trigger piece (8) comprises a trigger block (81) arranged on the inner wall of the frame body (3), one side of the trigger block (81) facing the inner wall of the frame body (3) is provided with an inclined surface (82), when the rotating seat (61) rotates, the ring bulge (9) can be pressed on the inclined surface (82) and slides towards the direction far away from the first block (631), and at the moment, the elastic piece (635) is in a compressed state.

5. A processing apparatus for aluminum alloy according to claim 3, wherein: the two sides of the rotating seat (61) are provided with rotating shafts (10), and the rotating seat (61) is rotatably connected to the supporting plate (4) through the rotating shafts (10); the rotating seat (61) is provided with a slot (12), and the end parts of the two second blocks (632) can extend into the slot (12); a penetrating rod (13) is arranged on one rotating shaft (10) in a sliding way, the end part of the penetrating rod (13) extends into the slot (12), and a first element (14) for driving the penetrating rod (13) to slide is arranged on the supporting plate (4); the first element (14) can drive the end of the penetrating rod (13) to simultaneously abut against the end of the two second blocks (632).

6. A processing apparatus for aluminum alloy according to claim 3, wherein: the supporting plate (4) is also provided with a power source (15) for driving the second block (632) positioned above to slide in a direction away from the first block (631); the power source (15) comprises a second element (151) and a power rod (152) connected to the second element (151), the second element (151) is used for driving the power rod (152) to slide along a direction parallel to the rotation axis of the rotating seat (61), a lug (153) is arranged at the end part of the power rod (152), and when the power rod (152) slides in a direction away from the first block (631), the lug (153) can be abutted to the adjacent annular protrusion (9).

7. A processing apparatus for aluminum alloy according to claim 2, wherein: the novel sliding type lifting device is characterized in that a blocking edge (16) is arranged on the inner wall of the frame body (3), the supporting plate (4) slides on the blocking edge (16), a third element (17) is arranged on the frame body (3), and the third element (17) is used for driving the supporting plate (4) to slide on the blocking edge (16).

8. A processing apparatus for aluminum alloy according to claim 2, wherein: a sliding plate and a fourth element (18) for driving the sliding plate to slide are arranged on the supporting plate (4) in a sliding manner; the polishing assembly (5) comprises a motor group (51) arranged on the sliding plate and a polishing disc (52) connected with the motor group (51), and the motor group (51) is used for driving the polishing disc (52) to rotate.