CN114346094A

CN114346094A - Rolling machine for aluminum alloy plates

Info

Publication number: CN114346094A
Application number: CN202210019952.2A
Authority: CN
Inventors: 张保玲; 朱恒; 张捷; 张豪
Original assignee: Jiangsu Haoran New Materials Co ltd
Current assignee: Jiangsu Haoran New Materials Co ltd
Priority date: 2022-01-10
Filing date: 2022-01-10
Publication date: 2022-04-15

Abstract

The invention discloses a rolling machine for aluminum alloy plates, which relates to the technical field of aluminum alloy plate processing, and has the advantages of automatically placing the aluminum alloy plates at a processing port of a plate rolling machine and saving manpower, and the key points of the technical scheme are as follows: including set up at the transport assembly in veneer reeling machine process mouthful the place be used for storing aluminum alloy plate's storage frame and with aluminum alloy plate from storing the frame to the transport assembly who places aluminum alloy plate on the transport assembly, storage frame are right angle triangular distribution.

Description

Rolling machine for aluminum alloy plates

Technical Field

The invention relates to the technical field of aluminum alloy plate processing, in particular to a rolling machine for aluminum alloy plates.

Background

The plate bending machine is a device for bending and forming plate materials by utilizing working rollers, can form parts in different shapes such as cylindrical parts, conical parts and the like, is very important processing equipment, has the working principle that the working rollers move under the action of external force such as hydraulic pressure, mechanical force and the like, so that the plate materials are bent or curled to form, and can process parts such as elliptical parts, arc parts, cylindrical parts and the like according to the rotating motion and position change of the working rollers in different shapes. The aluminum alloy plate is an industrial building material, and needs to be rolled into different shapes when being produced and processed, and when a general rolling machine is used, the aluminum alloy plate needs to be carried by people and placed at a processing opening manually, so that manpower is consumed.

Disclosure of Invention

Aiming at the technical defects, the invention aims to provide a rolling machine for aluminum alloy plates, which has the advantages of automatically placing the aluminum alloy plates at the processing port of a plate rolling machine and saving labor.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention provides a rolling machine for aluminum alloy plates, which comprises a conveying assembly arranged in front of a machining port of a plate rolling machine, a storage frame arranged on one side of the machining port of the plate rolling machine and used for storing the aluminum alloy plates, and a conveying assembly for placing the aluminum alloy plates from the storage frame to the conveying assembly, wherein the conveying assembly, the conveying assembly and the storage frame are distributed in a right-angled triangular manner.

Through adopting above-mentioned technical scheme, to treat the aluminum alloy plate of processing and put into and store the frame, on the transportation subassembly carried aluminum alloy plate to conveyor assembly afterwards, the conveyor assembly of being convenient for delivered aluminum alloy plate to veneer reeling machine processing mouth, need not the manpower with aluminum alloy plate carry to the veneer reeling machine on, practice thrift the manpower, transportation subassembly, conveyor assembly, storage frame are right angle triangular distribution in addition and practice thrift the area of whole equipment.

Preferably, the conveying assembly comprises a supporting plate which is supported off the ground through a plurality of vertical rods, a plurality of conveying rollers which are arranged side by side are rotatably connected to the upper end of the supporting plate, and a driving piece which is used for driving the conveying rollers to rotate and enabling the conveying rollers to convey the aluminum alloy plates to a processing opening of the plate bending machine is arranged on the supporting plate.

Preferably, the driving piece is including setting up two relative connecting plates in the backup pad up end, each the both ends of transmission roller rotate respectively and connect on two connecting plates, each the one end of transmission roller is all worn out a connecting plate and is being worn out one end coaxial coupling has drive gear, two far away from it connect through the belt between the drive gear, belt inner wall and each drive gear meshing, adjacent two be equipped with the clearance between the drive gear, be equipped with the marginal drive gear pivoted first motor of drive in the backup pad, be equipped with the scram that makes driving piece stop work on the connecting plate.

Preferably, scram spare includes and sets up the spacing groove on the connecting plate face along the vertical direction of connecting plate, the spacing inslot sideslip is connected with two sliders, the upper and lower both sides of belt are all extended to the both ends that the spacing groove lies in between two arbitrary drive gears and spacing groove, two all rotate on the slider and be connected with the scram gear, the tank bottom of spacing groove is equipped with the power spare that two sliders of drive removed to two inboards about the endless belt respectively.

Preferably, the power part includes the driving gear that rotates the setting at the spacing groove tank bottom and set up on the slider and with the rack of driving gear meshing, two the rack is located the both sides of driving gear respectively just one side that the connecting plate deviates from the spacing groove is equipped with drive driving gear pivoted second motor.

Preferably, the limiting grooves are provided with a plurality of limiting grooves which are respectively distributed between two adjacent transmission gears.

Preferably, the transportation subassembly is including setting up at subaerial stand, it is equipped with the rotary drum to rotate outside the stand, the rotary drum cover is at the stand outer wall, stand lower extreme outer wall is equipped with and supplies rotary drum pivoted and support the board of placing of rotary drum, the rotary drum is equipped with horizontal swing arm, the one end that the rotary drum was kept away from to the swing wall is equipped with vertical pole, the spout has been seted up in the vertical pole, the slip is connected with the lifter in the spout, the lower extreme of vertical pole is extended to the one end of lifter, the tank bottom of spout is equipped with the first cylinder that the drive lifter reciprocated, the lifter lower extreme is equipped with the absorption piece that adsorbs aluminum alloy panel, the rotary drum upper end extends the stand upper end, just the stand upper end is equipped with the pivoted of drive rotary drum and rotates the piece.

Preferably, the rotating part comprises a third motor arranged at the upper end of the upright column, an output shaft of the third motor is upwards arranged and coaxially connected with a connecting cylinder, a plurality of threaded rods are in threaded connection with the outer wall of the rotating cylinder, and one end of each threaded rod entering the connecting cylinder is in threaded connection with the outer wall of the connecting cylinder.

Preferably, adsorb the piece including setting up at the lifter lower extreme and along the fixed board that aluminum alloy plate length direction distributes, decide the board lower extreme terminal surface and seted up and place the chamber, just it is equipped with the first board to place the intracavity, a plurality of carriage release levers, each are worn to be equipped with by the first board the carriage release lever lower extreme is equipped with the sucking disc with aluminum alloy plate surface adsorption, be equipped with the second cylinder at the bottom of the chamber of placing the chamber, each the carriage release lever is passing through the second board towards the one end of placing the chamber and is connected, second cylinder drive second board reciprocates, the accent of placing the chamber is equipped with and seals the closed plate of placing the chamber accent, offer on the closed plate and supply the removal hole that the sucking disc shifted out, the closed plate is equipped with the rubber pad towards one side of aluminum alloy plate.

Preferably, when the aluminum alloy plate is placed on the conveying assembly, a pressure sensor for controlling the operation of the second air cylinder is arranged on the conveying assembly.

The invention has the beneficial effects that: the aluminum alloy plate to be processed is placed into the storage frame, then the conveying assembly conveys the aluminum alloy plate to the conveying assembly, the conveying assembly conveys the aluminum alloy plate to the processing port of the plate rolling machine conveniently, the aluminum alloy plate is conveyed to the plate rolling machine without manpower, manpower is saved, and in addition, the conveying assembly, the storage frame are distributed in a right-angle triangular mode, and the occupied area of the whole equipment is saved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic structural view of a transmission gear according to the present embodiment;

FIG. 3 is a schematic structural diagram of a limiting groove according to the present embodiment;

fig. 4 is a schematic structural diagram of the second motor according to the present embodiment;

FIG. 5 is a schematic structural diagram of the present embodiment for embodying the stand column;

fig. 6 is an enlarged schematic view of a portion a in fig. 5.

Description of reference numerals:

in the figure: 1. a plate bending machine; 11. a storage frame; 2. a delivery assembly; 21. a support plate; 22. a transfer roller; 23. a connecting plate; 231. a transmission gear; 232. a belt; 233. a first motor; 234. a limiting groove; 235. a slider; 236. a sudden stop gear; 24. a driving gear; 241. a rack; 242. a second motor; 3. a transport assembly; 31. a column; 311. a rotating drum; 312. placing the plate; 313. a swing arm; 314. a vertical rod; 315. a chute; 316. a lifting rod; 317. a first cylinder; 32. a third motor; 321. a connecting cylinder; 322. a threaded rod; 33. fixing a plate; 331. a placement chamber; 332. a first plate; 333. a travel bar; 334. a suction cup; 34. a second cylinder; 35. a second plate; 351. a closing plate; 36. removing the hole; 37. a pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a system machinery of book for aluminum alloy plate, as figure 1 and figure 2, including setting up transport assembly 2 in 1 processing opening the place ahead of veneer reeling machine, place the storage frame 11 that is used for storing aluminum alloy plate in 1 processing opening one side of veneer reeling machine and with aluminum alloy plate from storing frame 11 toward transport assembly 2 on place aluminum alloy plate's transportation subassembly 3, store the opening of frame 11 up, be convenient for transportation subassembly 3 transports aluminum alloy plate from the top, transportation subassembly 3, transport assembly 2, it is right angle triangular distribution to store frame 11.

As shown in the figures 1 and 2, the aluminum alloy plate to be processed is placed in the storage frame 11, then the conveying assembly 3 conveys the aluminum alloy plate to the conveying assembly 2, the conveying assembly 2 is convenient to convey the aluminum alloy plate to the processing opening of the plate bending machine 1, the aluminum alloy plate is conveyed to the plate bending machine 1 without manpower, manpower is saved, and in addition, the conveying assembly 3, the conveying assembly 2 and the storage frame 11 are distributed in a right-angle triangular mode, and the occupied area of the whole equipment is saved.

Referring to fig. 1 and 2, the conveying assembly 2 includes a supporting plate 21 supported off the ground by a plurality of vertical rods, a plurality of conveying rollers 22 arranged side by side are rotatably connected to the upper end of the supporting plate 21, and a driving member for driving the conveying rollers 22 to rotate and enabling the conveying rollers 22 to convey the aluminum alloy plate to the processing opening of the plate bending machine 1 is arranged on the supporting plate 21. The driving member drives each of the transfer rollers 22 to rotate in one direction, thereby facilitating the transfer of the aluminum alloy sheet.

As shown in fig. 1 and 2, the driving member includes two opposite connecting plates 23 disposed on the upper end surface of the supporting plate 21, the length of the connecting plates 23 is distributed along the transmission direction of the aluminum alloy plate, two ends of each transmission roller 22 are respectively rotatably connected to the two connecting plates 23, one end of each transmission roller 22 penetrates through one connecting plate 23 and is coaxially connected with a transmission gear 231 at the penetrating end, two transmission gears 231 at the farthest distance are connected through a belt 232, the inner wall of the belt 232 is meshed with each transmission gear 231, at this time, the belt 232 conveniently drives each transmission gear 231 to rotate, a gap is disposed between two adjacent transmission gears 231, the supporting plate 21 is provided with a first motor 233 for driving the transmission gear 231 at the outermost edge to rotate, and the connecting plate 23 is provided with an emergency stop member for stopping the driving member.

As shown in fig. 3 and 4, at this time, the first motor 233 drives one transmission gear 231 to rotate during operation, so that the belt 232 drives each transmission gear 231 to rotate, thereby realizing rotation of each transmission roller 22, facilitating the transmission of the aluminum alloy plate arranged at the upper end of each transmission roller 22 by the transmission roller 22, and when the rotation of the transmission roller 22 needs to be stopped, the emergency stop piece is arranged to stop the transmission of the aluminum alloy plate by the transmission roller 22, thereby improving the safety of the device.

As shown in fig. 3 and 4, the emergency stop member includes a limiting groove 234 formed in the surface of the connecting plate 23 along the vertical direction of the connecting plate 23, two sliding blocks 235 are slidably connected in the limiting groove 234, the limiting groove 234 is located between any two transmission gears 231, the upper and lower sides of the belt 232 extend from the two ends of the limiting groove 234, the emergency stop gears 236 are rotatably connected to the two sliding blocks 235, and a power member for driving the two sliding blocks 235 to move to the upper and lower inner sides of the endless belt 232 is disposed at the bottom of the limiting groove 234.

As shown in fig. 3 and 4, the power component makes the two sliding blocks 235 move respectively to the upper inner side and the lower inner side of the endless belt 232 until the emergency stop gear 236 contacts and engages with the inner side of the belt 232 and drives the belt 232 to move in the direction away from the transmission gear 231 until the belt 232 is separated from the transmission gear 231, so that the separated transmission gear 231 cannot drive the transmission roller 22 to rotate, and further the transportation of the aluminum alloy plate is stopped.

As shown in fig. 3 and 4, the power member includes a driving gear 24 rotatably disposed at the bottom of the limiting groove 234 and racks 241 disposed on the sliding block 235 and engaged with the driving gear 24, the two racks 241 are respectively disposed at two sides of the driving gear 24, and the connecting plate 23 is provided with a second motor 242 for driving the driving gear 24 to rotate at a side away from the limiting groove 234. At this time, the second motor 242 drives the driving gear 24 to rotate, so that the driving gear 24 drives the two racks 241 to move, and further drives the two sliding blocks 235 to move in a direction away from or close to each other, and when the emergency stop does not work, the two sliding blocks 235 are located between the endless belts 232.

As shown in fig. 3 and 4, the limiting grooves 234 are disposed in several numbers and respectively distributed between two adjacent driving gears 231. At this time, the number of the driving gears 24 and the sliding blocks 235 arranged in the limiting groove 234 is increased, so that more sliding blocks 235 can drive the belt 232 to be separated from the transmission gear 231.

Referring to fig. 5 and 6, the transportation assembly 3 includes a vertical column 31 disposed on the ground, a rotating drum 311 is rotatably disposed outside the vertical column 31, the rotating drum 311 is sleeved on an outer wall of the vertical column 31, a placing plate 312 for the rotating drum 311 to rotate and support the rotating drum 311 is disposed on an outer wall of a lower end of the vertical column 31, the rotating drum 311 is provided with a transverse swing arm 313, one end of the swing wall, which is far away from the rotating drum 311, is provided with a vertical rod 314, a sliding slot 315 is formed in the vertical rod 314, a lifting rod 316 is slidably connected in the sliding slot 315, one end of the lifting rod 316 extends out of a lower end of the vertical rod 314, a first cylinder 317 for driving the lifting rod 316 to move up and down is disposed at a bottom of the sliding slot 315, an adsorbing member for adsorbing the aluminum alloy plate is disposed at a lower end of the lifting rod 316, an upper end of the rotating drum 311 extends out of the upper end of the vertical column 31, and a rotating member for driving the rotating drum 311 to rotate is disposed at an upper end of the vertical column 31.

As shown in fig. 5 and fig. 6, the rotating member drives the rotating cylinder 311 to rotate so as to change the position of the swinging wall, the rotating member drives the rotating cylinder 311 to rotate at first so that the lifting rod 316 is located above the storage frame 11, in addition, the first cylinder 317 drives the lifting rod 316 to move downwards, so that the adsorbing member is abutted against the aluminum alloy plate, and further the aluminum alloy plate on the upper layer is taken out of the storage frame 11, the rotating member drives the rotating cylinder 311 to rotate towards the transmission roller 22 until the aluminum alloy plate is transported to the upper side of the transmission roller 22, and then the adsorbing member releases the adsorption of the aluminum alloy plate, so that the transmission roller 22 can transmit the aluminum alloy plate conveniently.

As shown in fig. 5 and 6, the rotating member includes a third motor 32 disposed at the upper end of the upright column 31, an output shaft of the third motor 32 is disposed upward and coaxially connected to a connecting cylinder 321, a plurality of threaded rods 322 are connected to the outer wall of the rotating cylinder 311 by screw threads, and one end of each threaded rod 322 entering the connecting cylinder 321 is connected to the outer wall of the connecting cylinder 321 by screw threads. At this time, one end of each threaded rod 322 is screwed into the rotary drum 311 and enters the connecting cylinder 321, the other end of each threaded rod 322 is located on the outer wall of the rotary drum 311, and the third motor 32 drives the rotary drum 311 to rotate together when working, so that the operation is convenient. And each threaded rod 322 is provided to facilitate the release of the drive between the drum 311 and the column 31.

As shown in fig. 5 and 6, the adsorbing member includes a fixed plate 33 disposed at the lower end of the lifting rod 316 and distributed along the length direction of the aluminum alloy plate, a placing cavity 331 is disposed on the lower end surface of the fixed plate 33, a cavity opening of the placing cavity 331 faces downward, a first plate 332 is disposed in the placing cavity 331, a plurality of moving rods 333 are penetrated in the first plate 332, a suction cup 334 adsorbed on the surface of the aluminum alloy plate is disposed at the lower end of each moving rod 333, a second cylinder 34 is disposed at the bottom of the placing cavity 331, one end of each moving rod 333 facing the placing cavity 331 is connected through a second plate 35, the second cylinder 34 drives the second plate 35 to move up and down, a sealing plate 351 for sealing the cavity opening of the placing cavity 331 is disposed at the cavity opening of the placing cavity 331, a moving-out hole 36 for moving out the suction cup 334 is disposed on the sealing plate 351, and a rubber pad (not shown in the figure) is disposed at one side of the sealing plate 351 facing the aluminum alloy plate.

As shown in fig. 5 and 6, the second air drives the second plate 35 to move up and down, so that the moving rod 333 drives each suction cup 334 to move up and down, thereby facilitating the movement of the suction cups 334 out of the opening of the placing chamber 331 or into the opening of the placing chamber 331. When the suction cup 334 moves out of the cavity opening of the placing cavity 331 through the closing plate 351, the suction cup is convenient to adsorb the aluminum alloy plate, when the suction cup 334 moves into the cavity opening of the placing cavity 331, the closing plate 351 stops the movement of the aluminum alloy plate, and then the suction cup 334 is convenient to separate from the aluminum alloy plate.

As shown in fig. 5 and 6, when the aluminum alloy sheet is placed on the conveyor assembly 2, the conveyor assembly 2 is provided with a pressure sensor 37 for controlling the operation of the second air cylinder 34. At this moment, the pressure sensors 37 are arranged on the outer wall of the transmission roller 22, and a plurality of pressure sensors 37 are circumferentially distributed on the outer wall of the transmission roller 22, at this moment, when the aluminum alloy plate is placed on the transmission roller 22, the pressure sensors 37 receive pressure to control the second air cylinder 34 to work, so that the second air cylinder 34 drives the suction cup 334 to move into the placing cavity 331, and the suction cup 334 is further separated from the aluminum alloy plate.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a system machinery of rolling up for aluminum alloy plate which characterized in that, including setting up transport assembly (2) in veneer reeling machine (1) processing port the place ahead, place storage frame (11) and with aluminum alloy plate from storing frame (11) and place aluminum alloy plate's transport assembly (3) toward transport assembly (2) on storage frame (11) aluminum alloy plate, transport assembly (3), transport assembly (2), storage frame (11) are right angle triangle and distribute.

2. A rolling machine for aluminium alloy sheet according to claim 1, wherein the conveying assembly (2) comprises a support plate (21) supported from the ground by a plurality of vertical rods, a plurality of conveying rollers (22) are rotatably connected to the upper end of the support plate (21) and are arranged side by side, and a driving member is arranged on the support plate (21) for driving the conveying rollers (22) to rotate and enabling the conveying rollers (22) to convey the aluminium alloy sheet to the processing opening of the plate bending machine (1).

3. A rolling machine for aluminum alloy sheet as claimed in claim 2, the driving piece comprises two opposite connecting plates (23) arranged on the upper end surface of the supporting plate (21), two ends of each transmission roller (22) are respectively and rotatably connected onto the two connecting plates (23), one end of each transmission roller (22) penetrates through one connecting plate (23), a transmission gear (231) is coaxially connected to the penetrating end, the two transmission gears (231) at the farthest distance are connected through a belt (232), the inner wall of the belt (232) is meshed with each transmission gear (231), a gap is arranged between every two adjacent transmission gears (231), the supporting plate (21) is provided with a first motor (233) for driving the transmission gear (231) at the outermost edge to rotate, and the connecting plate (23) is provided with an emergency stop piece for stopping the driving piece.

4. The rolling machine for the aluminum alloy plates as claimed in claim 3, wherein the emergency stop piece comprises a limiting groove (234) formed in the surface of the connecting plate (23) in the vertical direction of the connecting plate (23), two sliding blocks (235) are connected in the limiting groove (234) in a sliding manner, the limiting groove (234) is located between any two transmission gears (231), the two ends of the limiting groove (234) extend out of the upper side and the lower side of the belt (232), emergency stop gears (236) are rotatably connected to the two sliding blocks (235), and a power piece for driving the two sliding blocks (235) to move towards the upper inner side and the lower inner side of the annular belt (232) is arranged at the bottom of the limiting groove (234).

5. A rolling machine for aluminum alloy plates according to claim 4, wherein the power member comprises a driving gear (24) rotatably disposed at the bottom of the limiting groove (234) and racks (241) disposed on the sliding block (235) and engaged with the driving gear (24), the two racks (241) are respectively disposed at two sides of the driving gear (24) and the connecting plate (23) is provided with a second motor (242) for driving the driving gear (24) to rotate at a side away from the limiting groove (234).

6. A rolling machine for aluminium alloy plates according to claim 5, wherein said limiting grooves (234) are provided in several numbers and respectively distributed between two adjacent transmission gears (231).

7. The rolling machine for the aluminum alloy plates according to claim 1, wherein the transportation assembly (3) comprises a column (31) disposed on the ground, a rotating drum (311) is rotatably disposed outside the column (31), the rotating drum (311) is sleeved on the outer wall of the column (31), a placing plate (312) for the rotating drum (311) and supporting the rotating drum (311) is disposed on the outer wall of the lower end of the column (31), the rotating drum (311) is provided with a transverse swing arm (313), a vertical rod (314) is disposed on one end of the swing wall far away from the rotating drum (311), a sliding slot (315) is formed in the vertical rod (314), a lifting rod (316) is slidably connected in the sliding slot (315), one end of the lifting rod (316) extends out of the lower end of the vertical rod (314), and a first air cylinder (317) for driving the lifting rod (316) to move up and down is disposed on the bottom of the sliding slot (315), the lower end of the lifting rod (316) is provided with an adsorption piece for adsorbing an aluminum alloy plate, the upper end of the rotary drum (311) extends out of the upper end of the upright column (31), and the upper end of the upright column (31) is provided with a rotating piece for driving the rotary drum (311) to rotate.

8. The rolling machine for the aluminum alloy sheet material as claimed in claim 7, wherein the rotating member includes a third motor (32) disposed at the upper end of the upright column (31), an output shaft of the third motor (32) is disposed upward and coaxially connected with the connecting cylinder (321), a plurality of threaded rods (322) are threadedly connected to the outer wall of the rotating cylinder (311), and one end of each threaded rod (322) entering the connecting cylinder (321) is threadedly connected with the outer wall of the connecting cylinder (321).

9. The rolling machine for the aluminum alloy sheet according to claim 7 or 8, wherein the adsorption member comprises a fixed plate (33) disposed at the lower end of the lifting rod (316) and distributed along the length direction of the aluminum alloy sheet, a placing cavity (331) is formed in the lower end surface of the fixed plate (33), a first plate (332) is disposed in the placing cavity (331), a plurality of moving rods (333) are arranged in the first plate (332) in a penetrating manner, a suction cup (334) adsorbed to the surface of the aluminum alloy sheet is disposed at the lower end of each moving rod (333), a second cylinder (34) is disposed at the bottom of the placing cavity (331), each moving rod (333) is connected with one end facing the placing cavity (331) through a second plate (35), the second cylinder (34) drives the second plate (35) to move up and down, and a closing plate (351) for closing the opening of the placing cavity (331) is disposed at the opening of the placing cavity (331), the sealing plate (351) is provided with a moving-out hole (36) for moving out the suction disc (334), and one side of the sealing plate (351) facing the aluminum alloy plate is provided with a rubber pad.

10. A rolling machine for aluminium alloy sheet according to claim 9, wherein when the aluminium alloy sheet is placed on the conveyor assembly (2), the conveyor assembly (2) is provided with a pressure sensor (37) for controlling the operation of the second air cylinder (34).