CN213559257U - Bending machine - Google Patents

Abstract

The application relates to a bending machine, which comprises a machine body, wherein a lower die and an upper die are fixedly arranged on the machine body, the sliding direction of the upper die is along the vertical direction, the upper die is positioned above the lower die, a placing frame for placing a plate is arranged on the machine body, the placing frame is rotatably arranged on the machine body, the rotating axis of the placing frame is perpendicular to the sliding direction of the upper die, and a first driving piece for driving the placing frame to rotate is arranged on the machine body; the rack is provided with a supporting piece, and the supporting piece is used for preventing the plates from being separated from the supporting piece. This application has the advantage that alleviates staff's amount of labour.

Description

Bending machine

Technical Field

The application relates to the technical field of plate bending equipment, in particular to a bending machine.

Background

The bending machine is a machine capable of bending a thin plate, the bending machine mainly comprises a processing platform, a lower die is placed on the processing platform, an upper die is fixed on a die shank of the bending machine, the bending machine places a section between the lower die and an upper die when bending the section, and the upper die of the bending machine descends to process the section.

At present, if a patent document with an authorization publication number of CN206731855U discloses a numerical control bending machine, which comprises a frame, a bending female die arranged on the frame, and an upper bending head which is arranged on the frame in a sliding manner and is located in the positive direction of the bending female die, a driving member which is connected with the upper bending head and is used for driving the upper bending head to move towards the bending female die is arranged on the frame, a positioning plate which can be abutted against one side of a sheet metal part is arranged on one side of the frame and located on the bending female die, an abutting plate which can be abutted against the other side of the sheet metal part is rotatably arranged on the outer side wall of the upper bending head and is far away from one side of the positioning plate, a supporting member which is abutted against the upper bending head so as to enable the lower end of the abutting plate to incline towards the direction far away from the positioning plate; when buckling panel, place panel on the lower mould buckle, go up the mould buckle head and move towards the lower mould buckle head afterwards, the butt board at first offsets with the sheet metal component on the die of bending, because the action of gravity of butt board, the butt board promotes the sheet metal component to the locating plate direction to make one side of butt board offset with the locating plate, the opposite side offsets with the butt board, thereby effectively prevent that the sheet metal component from moving along last mould buckle head thickness direction.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: in the plate bending process, after the plate is required to be held by a worker to prevent the plate from being bent, the plate falls off from the lower die when the upper die rises, so that the labor capacity of the worker is large.

SUMMERY OF THE UTILITY MODEL

In order to alleviate staff's the amount of labour, this application provides a bender.

The application provides a bender adopts following technical scheme:

a bending machine comprises a machine body, wherein a lower die and an upper die are fixedly arranged on the machine body in a sliding mode, the sliding direction of the upper die is along the vertical direction, the upper die is located above the lower die, a placing frame used for placing a plate is arranged on the machine body, the placing frame is rotatably arranged on the machine body, the rotating axis of the placing frame is perpendicular to the sliding direction of the upper die, and a first driving piece used for driving the placing frame to rotate is arranged on the machine body; the rack is provided with a support piece, and the support piece is used for preventing the plates from being separated from the rack.

By adopting the technical scheme, when the plate is bent, the plate to be bent is placed on the placing frame, and when the plate starts to be bent, the placing frame is driven to rotate through the first driving piece, so that the placing frame is abutted against the plate, the possibility of falling of the plate is further reduced, and the labor capacity of workers is reduced; after the plate is bent, the plate is abutted against the placing frame under the action of gravity in the process of sliding the upper die upwards, so that the possibility of falling of the plate is further reduced, and the safety of workers is improved; under the effect of support piece, reduced the possibility that panel breaks away from the rack, further improved staff's security.

Optionally, the rack includes the bracing piece, first driving piece is including setting up the first motor on the organism, be provided with the worm on the output shaft of first motor, it is provided with the articulated shaft to rotate on the organism, the slip direction of mould on the axis of rotation perpendicular to of articulated shaft, the bracing piece is fixed to be set up on the articulated shaft, the axis of rotation of bracing piece perpendicular to articulated shaft, the cover is equipped with the worm wheel with worm meshing on the articulated shaft.

By adopting the technical scheme, the first motor is started, the first motor drives the worm to rotate, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the articulated shaft to rotate, and the articulated shaft drives the support rod to rotate, so that the operation is simple and practical; and worm wheel and worm transmission have the performance of auto-lock, and the bracing piece can be fixed to the optional position, and when placing panel, start first motor and order about the support and rotate to required position, and then the staff of being convenient for places panel on the bracing piece.

Optionally, the support piece is including rotating the first magnet that sets up and keep away from the articulated shaft tip at the bracing piece, the axis of rotation of first magnet is on a parallel with the axis of rotation of articulated shaft, the cross-section of first magnet is circularly, first magnet can adsorb with panel.

By adopting the technical scheme, after the plate is placed on the supporting rod, the plate is adsorbed on the supporting rod under the action of the first magnet, so that the possibility of falling off of the plate is further reduced; the in-process of buckling, panel can produce gliding movement tendency on the bracing piece, and first magnet rotates and sets up on the bracing piece, is carrying out the in-process fixed to panel, can not influence the slip of panel, and then has improved panel compression moulding's quality.

Optionally, the support rod comprises a loop bar fixedly arranged on the hinge shaft and a slide bar slidably arranged on the loop bar, the first magnet is arranged at one end of the slide bar far away from the loop bar, and a second driving piece used for driving the slide bar to slide is arranged in the loop bar.

By adopting the technical scheme, when the area of the plate to be compressed is large, the sliding rod is driven to slide out of the loop bar through the second driving piece, so that the length of the supporting rod is further improved, when the plate is placed on the supporting rod, the possibility that the plate is unnecessarily bent under the action of gravity is reduced, and the quality of plate compression molding is further improved; the second driving piece drives the sliding rod to slide out of the loop bar, so that the labor amount of workers is reduced, and manpower is saved.

Optionally, a threaded section is arranged on the loop bar, a threaded groove meshed with the threaded section is formed in the inner wall of the sliding rod, the second driving piece comprises a second motor arranged in the loop bar, a connecting piece used for connecting the sliding rod is arranged on an output shaft of the second motor, and the connecting piece is used for transmitting rotation of the second motor.

By adopting the technical scheme, the sliding rod slides out. The second motor is started, the second motor drives the sliding rod to rotate, and under the matching of the thread section and the thread groove, the rotation of the sliding rod is converted into the rotation and the sliding of the sliding rod, so that the sliding rod is driven to move out of the loop bar, and the operation is simple and practical; under the effect of connecting piece, transmit the rotation of second motor to the slide bar in real time, and then ensured the slide bar roll-off loop bar.

Optionally, the connecting piece includes a connecting rod arranged on the output shaft of the second motor, the sliding rod is arranged at one end of the connecting rod far away from the second motor, a sliding block is arranged on the second motor, and a sliding groove for the sliding block to slide is formed in the inner wall of the loop bar.

By adopting the technical scheme, when the second motor drives the sliding rod to slide out of the loop bar, the sliding rod slides to drive the second motor to slide, the sliding block is clamped in the sliding groove, the possibility of rotation of the second motor is reduced, and the sliding rod is ensured to slide out of the loop bar; the connecting piece has the advantages of compact structure and stable transmission.

Optionally, the one end that loop bar was kept away from to the slide bar is rotated and is provided with the montant, the axis of rotation perpendicular to slide bar length direction of montant, be provided with the horizontal pole on the montant, the horizontal pole perpendicular to the montant sets up, it is provided with second magnet to rotate on the horizontal pole, the axis of rotation of second magnet is on a parallel with the axis of rotation of first magnet, the cross-section of second magnet is circularly, be provided with the regulating part that is used for adjusting distance between second magnet and the first magnet on the horizontal pole.

By adopting the technical scheme, after the plate is placed on the supporting rod, the vertical rod is rotated, so that the second magnet is positioned above the plate, then the distance between the second magnet and the plate is adjusted through the adjusting piece, so that the second magnet is abutted against the plate, and the plate is relatively fixedly arranged on the supporting rod through the adsorption force between the first magnet and the second magnet, so that the fixing effect on the plate is further improved, and the possibility of falling of the plate is reduced; because some plates cannot be magnetized, but the plates which cannot be magnetized are also fixed on the supporting rod under the action of the adsorption force between the first magnet and the second magnet, so that the application range is further enlarged; the second magnet is rotatably arranged on the cross rod. And then reduced the gliding influence of second magnet to panel, further improved the quality after panel compression moulding.

Optionally, the adjusting part includes a screw rod in threaded connection with the cross rod, the screw rod passes through the cross rod, the second magnet is arranged on the screw rod, and the rotation axis of the second magnet is perpendicular to the length direction of the screw rod.

By adopting the technical scheme, when the distance between the second magnet and the plate is adjusted, the screw rod is rotated, the screw rod rotates to drive the second magnet to slide, so that the distance between the second magnet and the plate is adjusted, and the operation is simple and practical; and threaded connection has the performance of auto-lock, and the second magnet is fixed to required position, has reduced the possibility that second magnet and panel drop.

Optionally, the first motor is slidably disposed on the machine body, a sliding direction of the first motor is along a horizontal direction, and an electric push rod for driving the first motor to slide is disposed on the machine body.

Through adopting above-mentioned technical scheme, slide through the first motor of electric putter drive, first motor slides and drives the bracing piece and slide along the horizontal direction, and then is convenient for place the panel of different specifications, has improved application range.

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

1. when the plate is bent, the plate to be bent is placed on the placing frame, and when the plate starts to be bent, the placing frame is driven to rotate through the first driving piece, so that the placing frame is abutted against the plate, the possibility that the plate falls is reduced, and the labor amount of workers is reduced; after the plate is bent, the plate is abutted against the placing frame under the action of gravity in the process of sliding the upper die upwards, so that the possibility of falling of the plate is further reduced, and the safety of workers is improved; under the action of the supporting piece, the possibility that the plate is separated from the placing rack is reduced, and the safety of workers is further improved;

2. after the plate is placed on the supporting rod, the plate is adsorbed on the supporting rod under the action of the first magnet, so that the possibility of falling off of the plate is further reduced; the in-process of buckling, panel can produce gliding movement tendency on the bracing piece, and first magnet rotates and sets up on the bracing piece, is carrying out the in-process fixed to panel, can not influence the slip of panel, and then has improved panel compression moulding's quality.

Drawings

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

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

FIG. 3 is an enlarged schematic view of portion B of FIG. 1;

FIG. 4 is a cross-sectional view of the support rod in the embodiment of the present application, which is used to show the structure of the sleeve rod and the slide rod.

Description of reference numerals: 1. a body; 2. a lower die; 3. an upper die; 4. placing a rack; 41. a support bar; 411. a loop bar; 412. a slide bar; 5. a first motor; 6. a worm; 7. hinging a shaft; 8. a worm gear; 9. a first magnet; 10. a threaded segment; 11. a thread groove; 12. a second motor; 13. a connecting rod; 14. a slider; 15. a chute; 16. a vertical rod; 17. a cross bar; 18. a second magnet; 19. a screw; 20. an electric push rod; 21. a material blocking part; 22. mounting a plate; 23. a fixing plate; 24. a transverse plate; 25. a first groove; 26. a first rotating shaft; 27. a placing seat; 28. a supporting seat; 29. a second groove; 30. a second rotating shaft; 31. a T-shaped block; 311. a support block; 312. a clamping block; 32. t-shaped grooves.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a bending machine. Referring to fig. 1, including organism 1, organism 1 is last to be fixed to be provided with lower mould 2 and to slide and be provided with mould 3, goes up mould 3's slip direction along vertical direction, goes up mould 3 and is located the top of lower mould 2, is provided with on the organism 1 to be used for the drive to go up the gliding pneumatic cylinder of mould 3 (not shown in the figure), and vertical direction is followed to the length direction of pneumatic cylinder piston rod, goes up mould 3 and sets up on the piston rod of pneumatic cylinder. When bending the panel, place the panel that will wait to cut on lower mould 2, start the pneumatic cylinder afterwards, the mould 3 slides on the pneumatic cylinder drive is buckled panel.

Referring to fig. 1, in order to improve the bending precision of the plate: be provided with the fender material piece 21 that is used for the panel location on the organism 1, keep off material piece 21 and can follow X axle, Y axle and Z axle slip, keep off the motion of material piece 21 towards X axle, Y axle and the three ascending orientation of Z axle, and then fix a position the panel of different specifications, reduced the possibility that panel removed at the in-process panel of buckling, and then improved the quality after the panel shaping.

Referring to fig. 1, in order to reduce the labor capacity of workers, a placing frame 4 for placing a plate is arranged on a machine body 1, the placing frame 4 is rotatably arranged on the machine body 1, the rotating axis of the placing frame 4 is perpendicular to the sliding direction of an upper die 3, and a first driving piece for driving the placing frame 4 to rotate is arranged on the machine body 1; the placing frame 4 is provided with a supporting piece for preventing the plate from separating from the supporting piece.

When the plate is bent, the plate to be bent is placed on the placing frame 4, and when the plate starts to be bent, the placing frame 4 is driven to rotate through the first driving piece, so that the placing frame 4 is abutted against the plate, the possibility that the plate falls is reduced, a worker does not need to hold the plate in the plate bending process, and the labor capacity of the worker is reduced; after the plate is bent, the plate is abutted against the placing frame 4 under the action of gravity in the process of sliding the upper die 3 upwards, so that the possibility of falling of the plate is further reduced, and the safety of workers is improved; under the effect of support piece, reduced the possibility that panel breaks away from rack 4, further improved staff's security.

Referring to fig. 1 and 2, the placing frame 4 includes two support rods 41, the two support rods 41 are disposed on two sides of the machine body 1, the two support rods 41 are located on the same horizontal plane, the first driving member includes a first motor 5 disposed on the machine body 1, the bending machine further includes a mounting plate 22 disposed on the machine body 1, the mounting plate 22 is provided with a fixing plate 23, the first motor 5 is disposed on the fixing plate 23, an output shaft of the first motor 5 is provided with a worm 6, the worm 6 is coaxially disposed with the output shaft of the first motor 5, the machine body 1 is rotatably provided with a hinge shaft 7, a rotation axis of the hinge shaft 7 is perpendicular to a sliding direction of the upper die 3, the mounting plate 22 is provided with two transverse plates 24, the two transverse plates 24 are both disposed perpendicular to the mounting plate 22, the hinge shaft 7 is disposed between the two transverse plates 24, the support rod 41 is perpendicular to the rotation axis of the hinge shaft 7, and a worm wheel 8 meshed with the worm 6 is sleeved on the hinge shaft 7.

Starting the first motor 5, driving the worm 6 to rotate by the first motor 5, driving the worm wheel 8 to rotate by the worm 6, driving the articulated shaft 7 to rotate by the rotation of the worm wheel 8, driving the supporting rod 41 to rotate by the articulated shaft 7, and enabling the supporting rod 41 to be abutted against the plate in real time; when placing panel to bracing piece 41 on, start first motor 5 and order about bracing piece 41 and be located the horizontal direction, have the performance of auto-lock because of worm wheel 8 and the transmission of worm 6, bracing piece 41 is fixed at horizontal position, and then the staff of being convenient for places panel on bracing piece 41.

Referring to fig. 1 and 3, in order to reduce the probability that a plate drops from a support rod 41, a support member includes a first magnet 9 rotatably disposed on the support rod 41 and far away from the end of a hinge shaft 7, the rotation axis of the first magnet 9 is parallel to the rotation axis of the hinge shaft 7, a first groove 25 is disposed at one end of the support rod 41 far away from the hinge shaft 7, a first rotation shaft 26 is disposed on the support rod 41 and located in the first groove 25, one end of the first rotation shaft 26 is disposed on the side wall of the first groove 25, the other end of the first rotation shaft is disposed on the other side wall of the first groove 25, the first magnet 9 is sleeved on the first rotation shaft 26, the cross section of the first magnet 9 is circular, and the first magnet 9 can.

After the plate is placed on the supporting rod 41, the plate is adsorbed on the supporting rod 41 under the action of the first magnet 9, so that the possibility of falling off of the plate is further reduced; sheet material is at the in-process of buckling, and sheet material can produce gliding trend of motion on bracing piece 41, and first magnet 9 rotates and sets up on bracing piece 41, is carrying out the in-process fixed to sheet material, can not influence the slip of sheet material, and then has improved sheet material compression molding's quality.

Referring to fig. 3 and 4, in order to enable the supporting rod 41 to support plates with different lengths, the supporting rod 41 includes a sleeve 411 fixedly disposed on the hinge shaft 7 and a sliding rod 412 slidably disposed on the sleeve 411, the first magnet 9 is disposed at an end of the sliding rod 412 away from the sleeve 411, the sleeve 411 is provided with a threaded section 10, and an inner wall of the sliding rod 412 is provided with a threaded groove 11 engaged with the threaded section 10; when the sliding rod 412 slides out, the sliding rod 412 is rotated, and under the action of the threaded section 10 and the threaded groove 11, the rotation of the sliding rod 412 is converted into the rotation and sliding of the sliding rod 412, so that the sliding rod 412 is driven to slide out of the loop bar 411.

Referring to fig. 4, in order to facilitate the worker to slide out of the sliding rod 412, a second driving member for driving the sliding rod 412 to slide is arranged in the sleeve rod 411, the second driving member includes a second motor 12 arranged in the sleeve rod 411, the second motor 12 is arranged in the sleeve rod 411 in a sliding manner, a connecting member for connecting the sliding rod 412 is arranged on an output shaft of the second motor 12, the connecting member is used for transmitting the rotation of the second motor 12, the connecting member includes a connecting rod 13 arranged on an output shaft of the second motor 12, the connecting rod 13 is arranged coaxially with the sliding rod 412, the sliding rod 412 is arranged at one end of the connecting rod 13 far away from the second motor 12, two sliding blocks 14 are arranged on the second motor 12, the two sliding blocks 14 are symmetrically arranged along the length direction of the output shaft of the second motor 12, a sliding slot 15, two slide grooves 15 are provided.

The second motor 12 is started, the second motor 12 drives the sliding rod 412 to rotate, and under the action of the threaded section 10 and the threaded groove 11, the rotation of the sliding rod 412 is converted into the rotation and the sliding of the sliding rod 412, so that the sliding rod 412 is driven to slide out of the sleeve rod 411, and the labor capacity of workers is further reduced.

Referring to fig. 1 and 3, for further fixing the plate, a vertical rod 16 is rotatably disposed at one end of the sliding rod 412 far away from the loop bar 411, a placing seat 27 is disposed on the sliding rod 412, the vertical rod 16 is rotatably disposed on the placing seat 27, a rotation axis of the vertical rod 16 is perpendicular to the length direction of the sliding rod 412, a cross rod 17 is disposed on the vertical rod 16, the cross rod 17 is perpendicular to the vertical rod 16, a second magnet 18 is rotatably disposed on the cross rod 17, the rotation axis of the second magnet 18 is parallel to the rotation axis of the first magnet 9, the cross section of the second magnet 18 is circular, and an adjusting piece for adjusting the distance between the second magnet 18 and the first magnet 9 is disposed on the cross rod 17.

Referring to fig. 3, the adjusting member includes a screw rod 19 screwed on the cross rod 17, the screw rod 19 penetrates through the cross rod 17, the second magnet 18 is disposed on the screw rod 19, a supporting seat 28 is disposed at one end of the screw rod 19 close to the ground, a second groove 29 is disposed on the supporting seat 28, two ends of the second groove 29 penetrate through the supporting seat 28, a second rotating shaft 30 is disposed on the supporting seat 28 and located in the second groove 29, the second rotating shaft 30 spans across the second groove 29, and a rotating axis of the second magnet 18 disposed on the supporting seat 28 is perpendicular to a length direction of the screw rod 19.

Place panel back on bracing piece 41, rotate montant 16 for second magnet 18 is located panel directly over, rotates screw rod 19 afterwards, and screw rod 19 rotates and drives second magnet 18 and slide, and then adjusts the distance between second magnet 18 and the panel, makes second magnet 18 butt panel, and the adsorption affinity between first magnet 9 and the second magnet 18 is with panel relatively fixed's installation at bracing piece 41, has further improved the fixed effect to panel.

Referring to fig. 1 and 4, in order to adjust the distance between the two support bars 41, plates of different widths are supported; the first motor 5 is arranged on the machine body 1 in a sliding mode, a T-shaped block 31 is arranged on one side, away from the first motor 5, of the mounting plate 22, the T-shaped block 31 comprises a supporting block 311 arranged on the mounting plate 22, a clamping block 312 is arranged on the supporting block 311, the clamping block 312 is perpendicular to the supporting block 311 and is located in the transverse center position of the supporting block 311, a T-shaped groove 32 for enabling the T-shaped block 31 to slide is formed in the machine body 1 along the horizontal direction of the sliding direction of the first motor 5; the machine body 1 is provided with an electric push rod 20 for driving the first motor 5 to slide, and the clamping block 312 is fixedly installed on an output rod of the electric push rod 20.

When the mounting plate 22 is driven to slide by the electric push rod 20, the mounting plate 22 drives the first motor 5 to slide, and the first motor 5 slides to drive the support rod 41 to slide along the horizontal direction, so that the plates with different widths can be placed conveniently, and the application range is enlarged.

The implementation principle of the bending machine in the embodiment of the application is as follows:

when the plate is bent, the distance between the two support rods 41 is adjusted according to the width of the plate; starting the electric push rod 20, the electric push rod 20 drives the mounting plate 22 to slide, the mounting plate 22 drives the first motor 5 to slide, and the first motor 5 drives the support rods 41 to slide along the horizontal direction, so that the distance between the two support rods 41 is smaller than the width of the plate.

Then the length of the support rod 41 is adjusted according to the length of the plate; and starting the second motor 12, wherein the second motor 12 drives the sliding rod 412 to rotate, and under the action of the threaded section 10 and the threaded groove 11, the rotation of the sliding rod 412 is converted into the rotation and the sliding of the sliding rod 412, so that the sliding rod 412 is driven to slide out of the sleeve 411, and the length of the supporting rod 41 is close to the length of the plate.

Subsequently, the vertical rod 16 is rotated, so that the vertical rod 16 is rotated, the second magnet 18 is located right above the plate, the screw rod 19 is rotated afterwards, the screw rod 19 rotates to drive the second magnet 18 to slide, the distance between the second magnet 18 and the plate is further adjusted, the second magnet 18 is abutted to the plate, and the plate is relatively fixedly mounted on the support rod 41 through the adsorption force between the first magnet 9 and the second magnet 18.

Finally, the plate is placed on the support rod 41, and the hydraulic cylinder is started. A piston rod of the hydraulic cylinder drives the upper die 3 to slide towards the lower die 2, so that the plate is compressed; meanwhile, the first motor 5 is started, the first motor 5 drives the worm 6 to rotate, the worm 6 rotates to drive the worm wheel 8 to rotate, the worm wheel 8 rotates to drive the hinge shaft 7 to rotate, and the hinge shaft 7 drives the support rod 41 to rotate, so that the support rod 41 is abutted to the plate in real time; in the process of bending the plate, workers do not need to hold the plate by hands, so that the labor capacity of the workers is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides a bending machine, includes organism (1), fixed being provided with lower mould (2) and the slip is provided with mould (3) on organism (1), the slip direction along vertical direction of going up mould (3), it is located the top of lower mould (2) to go up mould (3), its characterized in that: a placing frame (4) used for placing a plate is arranged on the machine body (1), the placing frame (4) is rotatably arranged on the machine body (1), the rotating axis of the placing frame (4) is perpendicular to the sliding direction of the upper die (3), and a first driving piece used for driving the placing frame (4) to rotate is arranged on the machine body (1); and a support piece is arranged on the placing rack (4), and is used for preventing the plates from being separated from the support piece.

2. Machine according to claim 1, characterized in that: the placing frame (4) comprises a supporting rod (41), the first driving piece comprises a first motor (5) arranged on the machine body (1), and an output shaft of the first motor (5) is provided with a worm (6); rotate on organism (1) and be provided with articulated shaft (7), the slip direction of mould (3) is gone up in the axis of rotation perpendicular to of articulated shaft (7), bracing piece (41) are fixed to be set up on articulated shaft (7), the axis of rotation of bracing piece (41) perpendicular to articulated shaft (7), the cover is equipped with worm wheel (8) with worm (6) meshing on articulated shaft (7).

3. Machine according to claim 2, characterized in that: the strutting piece is including rotating first magnet (9) that sets up and keep away from articulated shaft (7) tip at bracing piece (41), the axis of rotation of first magnet (9) is on a parallel with the axis of rotation of articulated shaft (7), the cross-section of first magnet (9) is circular, first magnet (9) can adsorb with panel.

4. A bending machine according to claim 3, wherein: the supporting rod (41) comprises a sleeve rod (411) fixedly arranged on the hinge shaft (7) and a sliding rod (412) arranged on the sleeve rod (411) in a sliding mode, the first magnet (9) is arranged at one end, far away from the sleeve rod (411), of the sliding rod (412), and a second driving piece used for driving the sliding rod (412) to slide is arranged in the sleeve rod (411).

5. A bending machine according to claim 4, wherein: the novel driving device is characterized in that a threaded section (10) is arranged on the loop bar (411), a threaded groove (11) meshed with the threaded section (10) is formed in the inner wall of the sliding bar (412), the second driving piece comprises a second motor (12) arranged in the loop bar (411), a connecting piece used for connecting the sliding bar (412) is arranged on an output shaft of the second motor (12), and the connecting piece is used for transmitting the rotation of the second motor (12).

6. A bending machine according to claim 5, wherein: the connecting piece is including setting up connecting rod (13) on second motor (12) output shaft, slide bar (412) set up the one end of keeping away from second motor (12) in connecting rod (13), be provided with slider (14) on second motor (12), gliding spout (15) of confession slider (14) are seted up to loop bar (411) inner wall.

7. A bending machine according to claim 4, wherein: the one end that loop bar (411) were kept away from in slide bar (412) is rotated and is provided with montant (16), the length direction of the axis of rotation perpendicular to slide bar (412) of montant (16), be provided with horizontal pole (17) on montant (16), horizontal pole (17) perpendicular to montant (16) set up, it is provided with second magnet (18) to rotate on horizontal pole (17), the axis of rotation of second magnet (18) is on a parallel with the axis of rotation of first magnet (9), the cross-section of second magnet (18) is circular, be provided with the regulating part that is used for adjusting the distance between second magnet (18) and first magnet (9) on horizontal pole (17).

8. A bending machine according to claim 7, wherein: the adjusting piece comprises a screw rod (19) in threaded connection with a cross rod (17), the screw rod (19) penetrates through the cross rod (17), the second magnet (18) is arranged on the screw rod (19), and the rotating axis of the second magnet (18) is perpendicular to the length direction of the screw rod (19).

9. Machine according to claim 2, characterized in that: the first motor (5) is arranged on the machine body (1) in a sliding mode, the sliding direction of the first motor (5) is along the horizontal direction, and an electric push rod (20) used for driving the first motor (5) to slide is arranged on the machine body (1).

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