CN223557402U - An automatic feeding and cutting device for metal profiles - Google Patents

Abstract

The application relates to an automatic feeding and cutting device for metal profiles, which comprises a frame, wherein a first linear module, a cutting table and a movable supporting frame are arranged on the frame, the first linear module is provided with a movable seat in a driving way, the cutting table is positioned at one end of the first linear module, the movable supporting frame is positioned above the movable seat, a plurality of roller shafts are rotatably arranged on the movable supporting frame and used for supporting the profiles, the roller shafts are uniformly distributed along the length direction of the first linear module, a first clamping component used for clamping or releasing the profile on the movable supporting frame is arranged on the movable seat, a second clamping component used for clamping or releasing the profile on the cutting table is arranged on the cutting table, and the cutting component is positioned between the first clamping component and the second clamping component and used for cutting off the profile.

Description

Automatic feeding and cutting device for metal profiles

Technical Field

The application relates to the technical field of machining, in particular to an automatic feeding and cutting device for metal profiles.

Background

The metal section is an object with a certain geometric shape, which is made of metal composite materials through rolling, extrusion, casting and other processes, and has very wide application, especially in the fields of guardrails, doors and windows, radiators and the like, and quite a lot of use. When the section bar is used for producing specific products, the section bar needs to be cut to obtain the section bar with the required length.

In the related art, use automatic drawing material and integrative equipment of cutting to the cutting of metal profile, this kind of equipment generally includes the cutting table, first straight line module and movable seat, first straight line module is connected with the movable seat and is used for driving the reciprocal activity of movable seat along a straight line direction, be provided with first clamping assembly on the movable seat and be used for centre gripping section bar or release the centre gripping to the section bar, be provided with the centre gripping to the section bar on the cutting table, through placing the section bar on the movable seat, first clamping assembly centre gripping section bar is fixed, and realize carrying the section bar to the cutting table through the removal of the direction of first straight line module drive movable seat to the cutting table, the centre gripping of section bar is fixed at the centre gripping that the section bar obtained second clamping assembly at the cutting table, the centre gripping of section bar is released to the direction activity of keeping away from the cutting table to the first straight line module drive movable seat, cut for the section bar again and keep the length, realize that the section bar is constantly impelled to the cutting table, be provided with the cutting assembly on the cutting table and cut on the cutting table.

With the above related technology, since the metal profile is placed on the movable seat, the second clamping assembly clamps the profile to fix the profile, and the first linear module drives the movable seat to move in a direction away from the cutting table to reserve a length for the profile to be conveyed again, the movable seat rubs against the profile to scratch the profile easily.

Disclosure of utility model

The application provides an automatic feeding and cutting device for metal profiles, which aims to solve the problem that the automatic material pulling and cutting integrated equipment in the related art is easy to scratch the profiles.

The utility model provides a metal profile autoloading cutting device, includes the frame, be provided with first straight line module, cutting table, movable support frame in the frame, first straight line module drive is provided with movable seat, the cutting table is in the one end of first straight line module, movable support frame is in movable seat top, just the last rotation of movable support frame is provided with a plurality of roller and is used for supporting the section bar, a plurality of the roller is followed the length direction of first straight line module evenly arranges, be provided with first clamping assembly on the movable seat, first clamping assembly is used for right the section bar on the movable support frame carries out the centre gripping or releases the centre gripping to the section bar, be provided with the second clamping assembly on the cutting table and be used for the centre gripping of centre gripping to section bar on the cutting table, be provided with cutting assembly on the cutting table, cutting assembly is in be used for cutting off the section bar between first clamping assembly and the second clamping assembly.

Preferably, the first clamping assembly comprises a first pressing element, a first driving element, a second pressing element and a second driving element, the first pressing element and the second pressing element are respectively positioned on two opposite sides of the movable supporting frame and are movably connected with the movable seat, the first driving element is fixed on the movable seat and is connected with the first pressing element to drive the first pressing element to move towards a direction close to or far away from the first pressing element, and the second driving element is fixed on the movable seat and is connected with the second pressing element to drive the second pressing element to move towards a direction close to or far away from the first pressing element.

Preferably, the second clamping assembly comprises a third pressing element, a third driving element, a fourth pressing element and a fourth driving element, the third pressing element and the fourth pressing element are respectively located on two opposite sides of the cutting table and are movably connected with the cutting table, a gap between the third pressing element and the fourth pressing element is aligned with the movable supporting frame, the third driving element is fixed on the cutting table and is connected with the third pressing element to drive the third pressing element to move towards a direction approaching or separating from the fourth pressing element, and the fourth driving element is fixed on the cutting table and is connected with the fourth pressing element to drive the fourth pressing element to move towards a direction approaching or separating from the third pressing element.

Preferably, the cutting assembly comprises a second linear module, a rotation driving piece and a circular saw blade, wherein the second linear module is fixed on the cutting table, the length direction of the second linear module is perpendicular to the length direction of the first linear module, the second linear module is connected with the rotation driving piece and used for driving the rotation driving piece to reciprocate along the length direction perpendicular to the first linear module, and the rotation driving piece is connected with the circular saw blade and used for driving the circular saw blade to rotate, and the circular saw blade is positioned between the cutting table and the first linear module.

Preferably, the cutting table comprises a table base body, a movable mounting plate, a movable mounting frame, a fifth driving piece and a sixth driving piece, wherein the table base body is fixedly connected with the frame, the second linear module is fixedly connected with the table base body, the circular saw blade is positioned between the table base body and the first linear module, the movable mounting plate is movably connected with the top of the table base body, the fifth driving piece is fixedly arranged on the table base body and is connected with the movable mounting plate to drive the movable mounting plate to move towards or away from the direction of the circular saw blade, the movable mounting frame is movably mounted on the top surface of the movable mounting plate, the sixth driving piece is fixedly arranged on the table base body and is connected with the movable mounting frame to drive the movable mounting frame to move towards or away from the direction of the circular saw blade, and the second clamping assembly is arranged on the movable mounting frame.

Preferably, the movable mounting plate is provided with a first pressing component, the first pressing component is located between the second clamping component and the circular saw blade, the first pressing component comprises a first portal frame, a seventh driving piece and a first pressing block, the first portal frame is fixed on the top surface of the movable mounting plate, the gap between two vertical rods of the first portal frame is aligned with the movable supporting frame, the cross beam of the first portal frame is parallel to the roll shaft, the first pressing block is movably connected with the cross beam of the first portal frame, and the seventh driving piece is used for driving the first pressing block to lift along the length direction of the first portal frame.

Preferably, the movable support frame is provided with the second and pushes down the subassembly in a plurality of both ends of roller range direction, the second pushes down the subassembly and includes second portal frame, eighth driving piece, second and pushes down the briquetting, the second portal frame with movable support frame is connected fixedly, just the crossbeam of second portal frame is in the roller top and with the roller is parallel, eighth driving piece is fixed in on the crossbeam of second portal frame and with the briquetting is connected fixedly under the second, the second push down the briquetting with the montant sliding connection of second portal frame, eighth driving piece is used for the drive the briquetting is followed down in the second portal frame's length direction goes up and down.

The application has the beneficial technical effects that:

1. Through placing rectangular section bar on movable support frame, the section bar obtains the sliding support of a plurality of roller, first centre gripping subassembly centre gripping section bar, the direction activity through first straight line module drive movable seat to the cutting table realizes with the section bar pay-off to the cutting table on, realize fixing section bar and cutting table mutually through second centre gripping subassembly centre gripping section bar, cut off the section bar that the section bar realized obtaining required length through cutting the subassembly, accomplish the section bar after cutting off, in the in-process that makes section bar material loading to cutting table again, the direction activity of keeping away from the cutting table through first straight line module drive movable seat, realize cutting the clearance length once more for the section bar, because the section bar obtains the sliding support of roller, avoided the friction between movable seat and the section bar, realize reducing the condition of scratch section bar.

2. In the cutting assembly, the second module drives the circular saw blade to feed along the width direction of the section bar through the first linear module perpendicular to the length direction of the second linear module, the circular saw blade is driven to rotate through the rotation driving piece to cut off the section bar through the driving force, in the cutting table, the section bar is conveyed to the movable mounting plate to be cut and supported during feeding, the movable mounting plate is driven to move towards the direction close to or far away from the circular saw blade through the fifth driving assembly, the distance between the movable mounting plate and the circular saw blade is enlarged to facilitate cleaning of the circular saw blade or replacement of the circular saw blade, the movable mounting frame is driven to move towards the direction close to or far away from the circular saw blade through the sixth driving assembly, the second clamping assembly is arranged on the movable mounting frame to enable the distance between the second clamping assembly and the circular saw blade to be adjusted, section bars with different sizes are cut, and the compatibility is high.

3. The first pressing component and the second pressing component are arranged to press and fix the section bar, so that the section bar is stable in cutting, and is not easy to swing, and the cutting is accurate.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an automatic feeding and cutting device for metal profiles according to the embodiment.

Fig. 2 is a schematic diagram of a connection structure of the cutting table, the second clamping assembly and the first pressing assembly according to the present embodiment.

The numerical control machine comprises 1, a frame, 11, a box body, 12, support legs, 13, a horizontal bar, 14, a guide hopper, 2, a first module, 21, a movable seat, 3, a cutting table, 31, a table base, 32, a movable mounting plate, 33, a movable mounting frame, 34, a fifth driving piece, 35, a sixth driving piece, 4, a movable supporting frame, 41, a roll shaft, 5, a first clamping component, 51, a first pressing piece, 52, a first driving piece, 53, a second pressing piece, 54, a second driving piece, 6, a second clamping component, 61, a third pressing piece, 62, a third driving piece, 63, a fourth pressing piece, 64, a fourth driving piece, 7, a cutting component, 71, a second linear module, 72, a rotary driving piece, 73, a circular saw blade, 8, a first pressing component, 81, a first portal frame, 82, a seventh driving piece, 83, a first pressing piece, 9, a second pressing component, 91, a second portal frame, 92, an eighth driving piece, 93 and a second pressing piece.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1, an automatic feeding and cutting device for metal profiles comprises a frame 1, wherein a first module 2, a cutting table 3 and a movable supporting frame 4 are arranged on the frame 1, a movable seat 21 is arranged on the first linear module in a driving manner, the cutting table 3 is positioned at one end of the first linear module, the movable supporting frame 4 is positioned above the movable seat 21, a plurality of roller shafts 41 are rotatably arranged on the movable supporting frame 4 and used for supporting the profiles, the roller shafts 41 are uniformly distributed along the length direction of the first linear module, a first clamping component 5 is arranged on the movable seat 21 and used for clamping or releasing the formed clamping of the profiles on the movable supporting frame 4, a second clamping component 6 is arranged on the cutting table 3 and used for clamping the profiles conveyed to the cutting table 3 or releasing the clamping of the profiles, a cutting component 7 is arranged on the cutting table 3, the cutting component 7 is arranged between the first clamping component 5 and the second clamping component 6 and is used for cutting the profile, the profile is supported by sliding a plurality of roller shafts 41 by placing the strip-shaped profile on the movable supporting frame 4, the first clamping component 5 clamps the profile, the movable seat 21 is driven by the first linear module to move towards the direction of the cutting table 3 so as to realize feeding the profile onto the cutting table 3, the profile is clamped by the second clamping component 6 so as to realize fixing the profile with the cutting table 3, the profile with the required length is obtained by cutting the profile by the cutting component 7, after the cutting of the profile is completed, the clamping of the profile is released by the first clamping component 5 in the process of feeding the profile to the cutting table 3 again, the profile is clamped again by the first clamping component 5 after the movable seat 21 is driven by the first linear module to move towards the direction away from the cutting table 3 so as to reach the preset position, since the section bar is slidingly supported by the roller shaft 41, friction between the movable seat 21 and the section bar is avoided, and the condition of scratching the section bar is reduced.

Referring to fig. 1, further, the frame 1 includes box 11 and sets up in stabilizer blade 12 in box 11 bottom four corners, box 11 open-top, and the top is provided with a plurality of crossbars 13 in the box 11, first straight line module, cutting table 3 and movable support frame 4 all set up on crossbars 13 and are connected fixedly with crossbars 13, one side of box 11 is provided with the waste outlet, and box 11 is provided with the guide hopper 14 that covers box 11 inner space in the below of crossbars 13, guide hopper 14 leans down to the waste outlet direction, accept the cutting waste that produces when cutting assembly 7 cuts the section bar and export box 11 outside with the waste through guide hopper 14, conveniently clean box 11 and be favorable to waste recycling.

Referring to fig. 1 and 2, further, the first clamping assembly 5 includes a first pressing member 51, a first driving member 52, a second pressing member 53, and a second driving member 54, a first transverse rail is disposed on the movable seat 21, the length direction of the first sliding rail is perpendicular to the length direction of the first linear module, the first pressing member 51 and the second pressing member 53 are respectively disposed on opposite sides of the movable support frame 4 and slidably connected with the first sliding rail, so that the first pressing member 51 and the second pressing member 53 realize reciprocating sliding along the length direction of the first sliding rail, the first driving member 52 is fixed on the movable seat 21 and is located on a side of the first pressing member 51 away from the second pressing member 53, the first driving member 52 is connected with the first pressing member 51 to drive the first pressing member 51 to move in a direction approaching or separating from the second pressing member 53, the second driving piece 54 is fixed on the movable seat 21 and is positioned at one side of the second pressing piece 53 away from the first pressing piece 51, the second driving piece 54 is connected with the second pressing piece 53 and is used for driving the second pressing piece 53 to move towards the direction away from the first pressing piece 51, the first driving piece 52 and the second driving piece 54 are preferably air cylinders, the width of the movable supporting frame 4 is smaller than the width of the section bar, the first pressing piece 51 moves towards the direction away from the second pressing piece 53, the second pressing piece 53 moves towards the direction away from the first pressing piece 51, the first pressing piece 51 and the second pressing piece 53 respectively press the opposite side walls of the section bar to clamp and fix the section bar, the first pressing piece 51 and the second pressing piece 53 move towards the direction away from the first pressing piece 51 through the first pressing piece 51, the second pressing piece 53 separates the section bar from the section bar, and (5) releasing the clamping of the profile.

Further referring to fig. 1, the second clamping assembly 6 includes a third pressing member 61, a third driving member 62, a fourth pressing member 63, and a fourth driving member 64, the third pressing member 61 and the fourth pressing member 63 are respectively located at opposite sides of the cutting table 3 and movably connected with the cutting table 3, a gap between the third pressing member 61 and the fourth pressing member 63 aligns the movable supporting frame 4, the third driving member 62 is fixed on the supporting table and located at one side of the third pressing member 61 away from the fourth pressing member 63, the third driving member 62 is connected with the third pressing member 61 for driving the third pressing member 61 to move in a direction approaching or separating from the third pressing member 61, the fourth driving member 64 is fixed on the cutting table 3 and located at one side of the fourth pressing member 63 away from the third pressing member 61, the fourth driving piece 64 is connected with the fourth pressing piece 63 and is used for driving the fourth pressing piece 63 to move towards the direction approaching or separating from the third pressing piece 61, the third pressing piece 61 moves towards the direction approaching the fourth pressing piece 63, the fourth pressing piece 63 moves towards the direction approaching the third pressing piece 61, the clamping and fixing of the profile are achieved by enabling the third pressing piece 61 and the fourth pressing piece 63 to respectively press opposite side walls of the profile, the third pressing piece 61 moves towards the direction separating from the fourth pressing piece 63, the fourth pressing piece 63 moves towards the direction separating from the third pressing piece 61, the separation of the third pressing piece 61 and the fourth pressing piece 63 from the profile is achieved, and the clamping of the profile is relieved, and the third driving piece 62 and the fourth driving piece 64 are all cylinders.

Referring to fig. 1, further, the cutting assembly 7 includes a second linear module 71, a rotation driving member 72, and a circular saw blade 73, wherein the second linear module 71 is fixed on the cutting table 3, the length direction of the second linear module 71 is perpendicular to the length direction of the first linear module, the second linear module 71 is connected with the rotation driving member 72 for driving the rotation driving member 72 to reciprocate along the length direction perpendicular to the first linear module, the rotation driving member 72 (not shown) is connected with the circular saw blade 73 for driving the circular saw blade 73 to rotate, the circular saw blade 73 is located between the cutting table 3 and the first linear module, the circular saw blade 73 is driven to move along the direction perpendicular to the first linear module by the first linear module, the circular saw blade 73 is driven to rotate by the rotation driving member 72, the circular saw blade 73 has a cutting force to cut off the section bar along the width direction, and the rotation driving member 72 is selected as a servo motor.

Referring to fig. 1 and 2, further, the cutting table 3 includes a table base 31, a movable mounting plate 32, a movable mounting frame 33, a fifth driving member 34, and a sixth driving member 35, where the table base 31 is fixedly connected with the cross bar 13, the second linear module 71 is fixed at the bottom of the table base 31, the circular saw blade 73 is located between the table base 31 and the first linear module, a second sliding rail is disposed at the top of the table base 31, the second sliding rail is parallel to the length direction of the first linear module, the movable mounting plate 32 is slidably connected with the second sliding rail, the fifth driving member 34 is fixed at the top of the table base 31 and is located at one side of the movable mounting plate 32 far from the first linear module, and the fifth driving member 34 is connected with the movable mounting plate 32 and is used for driving the movable mounting plate 32 to slide along the length direction of the second sliding rail so that the movable mounting plate 32 is close to or far from the circular saw blade 73, the fifth driving member 34 is an air cylinder, and is conveyed to the movable mounting plate 32 to obtain cutting support during profile feeding, and the distance between the movable mounting plate 32 and the circular saw blade 73 is enlarged.

Referring to fig. 1 and 2, the opposite both sides of movable mounting plate 32 top surface all are provided with the third slide rail, the third slide rail is parallel with the second slide rail, movable mounting frame 33 includes two backup pads and connecting piece, two backup pads respectively with two third slide rail sliding connection, all set up the fixed plate on the side in two backup pads, first driving piece 52 and second driving piece 54 are fixed in respectively on two fixed plates, all be provided with the fourth slide rail on first pressure piece 51 and the second pressure piece 53, fourth slide rail and fixed plate sliding connection, two backup pads are all fixed with the connecting piece connection, the connecting piece is in the backup pad one end of keeping away from circular saw blade 73, sixth driving piece 35 is in the below of movable mounting plate 32 and is connected fixedly with bench base 31, movable mounting plate 32 is provided with the movable groove that runs through its own thickness, the connecting piece penetrates in the movable groove and is connected with sixth driving piece 35, sixth driving piece 35 is servo motor and lead screw and the combination of thread bush, the lead screw is rotated with bench base 31 and is connected and its length direction is parallel with the length direction of first linear module, thread bush and screw thread bush is rotated with servo motor and is kept away from the one end of circular saw blade 73 along the second thread bush, realize that the movable mounting plate is close to the movable mounting plate 32, realize the movable mounting frame is connected with the movable mounting plate 31, realize the movable mounting plate is adjacent to the movable mounting plate 73 along the length direction of the movable mounting plate 73, realize the movable mounting plate is adjacent to the movable mounting plate 73, realize the movable mounting plate is adjacent to the movable mounting plate is moved along the movable mounting plate is along the movable direction to the movable mounting plate that is moved to the movable mounting plate is moved to the movable direction to the movable mounting plate is moved to the movable.

Referring to fig. 1 and 2, further, a first pressing component 8 is disposed on the movable mounting plate 32, the first pressing component 8 is located between the second clamping component 6 and the circular saw blade 73, the first pressing component 8 includes a first portal frame 81, a seventh driving member 82, and a first pressing block 83, the first portal frame 81 is fixed on the top surface of the movable mounting plate 32, and the gap between two vertical rods of the first portal frame 81 aligns the movable supporting frame 4, and the beam of the first portal frame 81 is parallel to the roller 41, the first pressing block 83 is movably connected with the beam of the first portal frame 81, and the seventh driving member 82 is used for driving the first pressing block 83 to lift along the length direction of the first portal frame 81. The movable support frame 4 all is provided with the second and pushes down subassembly 9 in the both ends of a plurality of roller 41 range orientation, the second pushes down subassembly 9 and includes second portal frame 91, eighth driving piece 92, briquetting 93 under the second, second portal frame 91 is connected fixedly with movable support frame 4, and the crossbeam of second portal frame 91 is in roller 41 top and parallel with roller 41, eighth driving piece 92 is fixed in on the crossbeam of second portal frame 91 and is connected fixedly with briquetting 93 under the second, briquetting 93 and the montant sliding connection of second portal frame 91 under the second, eighth driving piece 92 is used for driving briquetting 93 and goes up and down along the length direction of second portal frame 91 under the second, seventh driving piece 82 and eighth driving piece 92 are the cylinder, when the section bar cuts, through the first briquetting 83 of seventh driving piece 82 drive decline down the section bar, and push down the section bar under the second briquetting 93 through eighth driving piece 92 drive, stability when realizing the section bar cutting is difficult to swing, make the cutting accurate.

The application relates to an automatic feeding and cutting device for metal profiles, which comprises the following implementation principles: the long strip profile is placed on the movable supporting frame 4, the long strip profile is supported by the sliding of the roller shaft 41, the first pressing piece 51 is driven to move towards the direction approaching to the second pressing piece 53 by the first driving piece 52, the second pressing piece 54 is driven to move towards the direction approaching to the first pressing piece 51 so that the first pressing piece 51 and the second pressing piece 53 clamp the profile, the movable seat 21 is driven by the first linear module to move towards the cutting table 3 so as to drive the profile to slide on the movable supporting frame 4, the profile is driven to move to the top surface of the movable mounting plate 32 to be supported, the third pressing piece 61 is driven by the third driving piece 62 to move towards the direction approaching to the fourth pressing piece 63, the fourth pressing piece 63 is driven by the fourth driving piece 64 to move towards the direction approaching to the third pressing piece 61 so that the third pressing piece 61 and the fourth pressing piece 63 clamp the profile, the application discloses a method for manufacturing a long strip profile, which comprises the steps of driving a first lower pressing block 83 to descend a pressing profile through a seventh driving piece 82, driving a second lower pressing block 93 to press the profile through an eighth driving piece 92 to further fix the profile, driving a circular saw blade 73 to rotate through a rotation driving piece 72, driving a rotation driving assembly to move towards the profile through a second linear module 71 to cut the profile in the width direction of the profile to obtain the profile conforming to the length, conveying the cut profile to a next procedure for processing through an external manipulator after the profile is cut, and repeating the operations to realize the division of the long strip profile into a plurality of sections conforming to the specification.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The automatic feeding and cutting device for the metal profiles is characterized by comprising a frame, wherein a first linear module, a cutting table and a movable supporting frame are arranged on the frame, a movable seat is arranged on the first linear module in a driving mode, the cutting table is positioned at one end of the first linear module, the movable supporting frame is positioned above the movable seat, a plurality of roller shafts are rotatably arranged on the movable supporting frame and used for supporting the profiles, the roller shafts are uniformly distributed along the length direction of the first linear module, a first clamping assembly is arranged on the movable seat and used for clamping or releasing the profiles on the movable supporting frame, a second clamping assembly is arranged on the cutting table and used for clamping the profiles conveyed to the cutting table or releasing the profiles, and a cutting assembly is arranged on the cutting table and is positioned between the first clamping assembly and the second clamping assembly and used for cutting off the profiles.

2. The automatic feeding and cutting device for metal profiles according to claim 1, wherein the first clamping assembly comprises a first pressing piece, a first driving piece, a second pressing piece and a second driving piece, the first pressing piece and the second pressing piece are respectively arranged on two opposite sides of the movable supporting frame and are movably connected with the movable seat, the first driving piece is fixed on the movable seat and is connected with the first pressing piece to drive the first pressing piece to move towards a direction approaching or away from the first pressing piece, and the second driving piece is fixed on the movable seat and is connected with the second pressing piece to drive the second pressing piece to move towards a direction approaching or away from the first pressing piece.

3. The automatic feeding and cutting device for the metal profiles according to claim 1, wherein the second clamping assembly comprises a third pressing piece, a third driving piece, a fourth pressing piece and a fourth driving piece, the third pressing piece and the fourth pressing piece are respectively arranged on two opposite sides of the cutting table and are movably connected with the cutting table, a gap between the third pressing piece and the fourth pressing piece is aligned with the movable supporting frame, the third driving piece is fixed on the cutting table and is connected with the third pressing piece to drive the third pressing piece to move towards a direction approaching or separating from the fourth pressing piece, and the fourth driving piece is fixed on the cutting table and is connected with the fourth pressing piece to drive the fourth pressing piece to move towards a direction approaching or separating from the third pressing piece.

4. The automatic feeding and cutting device for the metal profiles is characterized in that the cutting assembly comprises a second linear module, a rotary driving piece and a circular saw blade, the second linear module is fixed on the cutting table, the length direction of the second linear module is perpendicular to the length direction of the first linear module, the second linear module is connected with the rotary driving piece and used for driving the rotary driving piece to reciprocate along the length direction perpendicular to the first linear module, the rotary driving piece is connected with the circular saw blade and used for driving the circular saw blade to rotate, and the circular saw blade is located between the cutting table and the first linear module.

5. The automatic metal profile feeding and cutting device according to claim 4, wherein the cutting table comprises a table base body, a movable mounting plate, a movable mounting frame, a fifth driving piece and a sixth driving piece, the table base body is fixedly connected with the frame, the second linear module is fixedly connected with the table base body, the circular saw blade is positioned between the table base body and the first linear module, the movable mounting plate is movably connected with the top of the table base body, the fifth driving piece is fixed on the table base body and is connected with the movable mounting plate to drive the movable mounting plate to move in a direction approaching or separating from the circular saw blade, the movable mounting frame is movably mounted on the top surface of the movable mounting plate, the sixth driving piece is fixed on the table base body and is connected with the movable mounting frame to drive the movable mounting frame to move in a direction approaching or separating from the circular saw blade, and the second clamping assembly is arranged on the movable mounting frame.

6. The automatic metal profile feeding and cutting device according to claim 5, wherein a first pressing component is arranged on the movable mounting plate and is located between the second clamping component and the circular saw blade, the first pressing component comprises a first portal frame, a seventh driving piece and a first pressing block, the first portal frame is fixed on the top surface of the movable mounting plate, gaps of two vertical rods of the first portal frame are aligned with the movable supporting frame, a cross beam of the first portal frame is parallel to the roll shaft, the first pressing block is movably connected with the cross beam of the first portal frame, and the seventh driving piece is used for driving the first pressing block to lift along the length direction of the first portal frame.

7. The automatic feeding and cutting device for the metal profiles is characterized in that second pressing assemblies are arranged at two ends of the movable supporting frames in the arrangement direction of the roller shafts, each second pressing assembly comprises a second portal frame, an eighth driving piece and a second pressing block, the second portal frames are fixedly connected with the movable supporting frames, the cross beams of the second portal frames are arranged above the roller shafts and are parallel to the roller shafts, the eighth driving pieces are fixedly arranged on the cross beams of the second portal frames and are fixedly connected with the second pressing blocks, the second pressing blocks are connected with the vertical rods of the second portal frames in a sliding mode, and the eighth driving pieces are used for driving the second pressing blocks to lift along the length direction of the second portal frames.