阅读说明：本技术 一种折弯角度可调节式自动折弯机 (Automatic bender with adjustable bending angle ) 是由 方巍 方牧辰 朱梓檬 宋洪源 吴明华 于 2021-08-20 设计创作，主要内容包括：本发明公开了一种折弯角度可调节式自动折弯机,具体涉及折弯机技术领域,包括底箱,所述底箱的上表面与四个竖杆的底端固定连接,四个所述竖杆的顶端与同一顶板的下表面固定连接。本发明通过采用螺纹槽、螺栓、安装套、移动架、第一导向孔、第一连接柱、第二连接柱、旋转杆、活动组件和按压轮,两第一横杆移动至第一导向孔倾斜段内,两支撑轮相互远离移动将折弯后工件漏下,第二驱动组件带动第二圆盘和第二连接柱转动,可不断控制活动组件进行前后往复移动,活动组件每次向前移动可将一个工件移动至支撑轮表面,本装置可灵活对工件的折弯角度进行调整,同时可实现工件的自动上料、折弯和折弯后下料过程,使整体的折弯过程顺利高效进行。(The invention discloses an automatic bending machine with an adjustable bending angle, and particularly relates to the technical field of bending machines. According to the invention, by adopting the thread groove, the bolt, the mounting sleeve, the moving frame, the first guide hole, the first connecting column, the second connecting column, the rotary rod, the movable assembly and the pressing wheel, the two first cross rods move into the inclined section of the first guide hole, the two supporting wheels move away from each other to leak a bent workpiece, the second driving assembly drives the second disc and the second connecting column to rotate, the movable assembly can be continuously controlled to reciprocate back and forth, and the movable assembly can move one workpiece to the surface of the supporting wheel each time the movable assembly moves forwards.)

1. The utility model provides an automatic bender of angle of bending adjustable, includes under casing (1), its characterized in that: the upper surface of the bottom box (1) is fixedly connected with the bottom ends of four vertical rods (3), the top ends of the four vertical rods (3) are fixedly connected with the lower surface of the same top plate (4), the upper surface of the top plate (4) is clamped with a placing box (5), the upper surface of the bottom box (1) is provided with a connecting hole (7), the front surface of the inner wall of the connecting hole (7) and the back surface of the inner wall are both provided with a sliding chute (8), two sliding blocks (9) are connected in the sliding groove (8) in a sliding way, the back surfaces of the two sliding blocks (9) at the front side are both provided with a first cross rod (10), the front surfaces of the two sliding blocks (9) at the rear side are both provided with a second cross rod (11), one ends of the first cross rods (10) opposite to one ends of the second cross rods (11) are fixedly connected with the front and the back of the supporting wheels (12) respectively, and the two first cross rods (10) are arranged on the inner wall of the first guide hole (13);

the front of removal frame (14) is seted up in first guiding hole (13), the bottom fixed connection of the upper surface of removal frame (14) and link (15), the other end of link (15) and the front fixed connection of carriage release lever (16), the bottom of carriage release lever (16) with press the last fixed surface of pinch roller (17) to be connected, the surface of carriage release lever (16) has cup jointed installation cover (19), it is articulated with rotary rod (24) through second round pin axle (25) to place the front of case (5) inner wall, the front of rotary rod (24) and the left surface of installation cover (19) all articulate with same down tube (23) through first round pin axle (22), second guiding hole (26) has been seted up in the front of rotary rod (24), the outer surface overlap joint of second guiding hole (26) inner wall and first connecting post (27), the back and the front fixed connection of under casing (1) diaphragm (30), the upper surface of the transverse plate (30) is fixedly connected with the lower surface of the sliding sleeve (31), the inner wall of the sliding sleeve (31) is lapped with the outer surface of the movable assembly (32), and the upper surface of the movable assembly (32) is provided with a third guide hole (33);

the surface overlap joint of third guiding hole (33) inner wall and second spliced pole (34), the upper surface fixed connection of the bottom second disc (48) of second spliced pole (34), the upper surface overlap joint of the lower surface of activity subassembly (32) and storage box (36), storage box (36) joint is at the upper surface of under casing (1), the surface overlap joint of storage box (36) inner wall and push pedal (39), the lower surface of second disc (48) and the upside output shaft fixed connection of second drive assembly (35), the upper surface of under casing (1) of second drive assembly (35) joint, the top fixed connection of the downside output shaft and connecting axle (42) of second drive assembly (35).

2. The automatic bending machine with adjustable bending angle according to claim 1, characterized in that: the bottom end of the connecting shaft (42) is fixedly connected with the upper surface of a first bevel gear (43), the first bevel gear (43) is meshed with a second bevel gear (44), the right side surface of the second bevel gear (44) is fixedly connected with the left end of a rotating shaft (45), and fan blades (47) are arranged on the outer surface of the rotating shaft (45).

3. The automatic bending machine with adjustable bending angle according to claim 2, characterized in that: the surface of pivot (45) is provided with bearing (46), bearing (46) set up the left surface at filter plate (6), filter plate (6) joint is at the right flank of connecting cylinder (2), connecting cylinder (2) joint is at the right flank of under casing (1).

4. The automatic bending machine with adjustable bending angle according to claim 1, characterized in that: the slider (9) sets up to the rectangle, the shape of spout (8) and the shape looks adaptation of slider (9), first horizontal pole (10) set up to cylindricly, the surface of carriage release lever (16) and the inner wall overlap joint of uide bushing (18), the front of uide bushing (18) with place the positive fixed connection of case (5) inner wall.

5. The automatic bending machine with adjustable bending angle according to claim 1, characterized in that: a plurality of thread grooves (21) are formed in the front face of the moving rod (16), bolts (20) are connected to the inner walls of the thread grooves (21) in a threaded mode, the bolts (20) are arranged on the front face of the mounting sleeve (19), and the moving rod (16) is rectangular.

6. The automatic bending machine with adjustable bending angle according to claim 1, characterized in that: the front surface of the storage box (36) is fixedly connected with the back surface of the guide plate (37), the lower surface of the guide plate (37) is in lap joint with the upper surface of the bottom box (1), and the position of the guide plate (37) corresponds to the position of the connecting hole (7).

7. The automatic bending machine with adjustable bending angle according to claim 1, characterized in that: the one end at first spliced pole (27) back and the front fixed connection of first disc (28), the back of first disc (28) and the output shaft fixed connection of first drive assembly (29), the back of first drive assembly (29) and the back fixed connection who places case (5) inner wall, first spliced pole (27) and second spliced pole (34) all set up to cylindrically.

8. The automatic bending machine with adjustable bending angle according to claim 1, characterized in that: the lower surface of push pedal (39) and the top fixed connection of push rod (38), the bottom of push rod (38) and the upper surface fixed connection of bottom plate (40), push rod (38) set up the lower surface at storage box (36), the upper surface of bottom plate (40) and the bottom fixed connection of two elastic component (41), the top of elastic component (41) and the lower fixed connection of storage box (36).

Technical Field

The invention relates to the technical field of bending machines, in particular to an automatic bending machine with an adjustable bending angle.

Background

The bending machine is a machine capable of bending thin plates, and mainly structurally comprises a support, a workbench and a clamping plate, wherein the workbench is arranged on the support and comprises a base and a pressing plate, the base is connected with the clamping plate through a hinge and comprises a seat shell, a coil and a cover plate, the coil is arranged in a recess of the seat shell, and the cover plate covers the top of the recess. When the clamping device is used, the coil is electrified by the lead, and the attraction is generated on the pressing plate after the coil is electrified, so that the thin plate between the pressing plate and the base is clamped.

The condition that the surface residue dropped can appear at the in-process of bending to the work piece, accumulational residue can lead to the workstation to use inconveniently, the less residue of granule can fly away in the air even, the process of placing of work piece bending process raw materials needs the staff to adjust the material loading manually many times simultaneously, after the bending, need the staff to manually take off the work piece after bending, lead to the holistic process of bending of work piece smooth and easy ideal inadequately, consequently need an angle of bending adjustable automatic bending machine to solve above-mentioned problem.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides an automatic bending machine with an adjustable bending angle, and the technical problems to be solved by the invention are that: the condition that the surface residue dropped can appear at the in-process of bending to the work piece, and accumulational residue can lead to the workstation to use inconveniently, and the less residue of granule can fly away in the air even, and the process of placing of work piece bending process raw materials needs the staff to adjust the material loading manually many times simultaneously, after the bending, needs the staff to take off the work piece after manually will bending, leads to the holistic process of bending of work piece problem smooth and easy ideal inadequately.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an automatic bender of angle of bending adjustable, includes the under casing, the upper surface of under casing and the bottom fixed connection of four montants, four the top of montant and the lower fixed surface connection of same roof, the upper surface joint of roof has the case of placing, the connecting hole has been seted up to the upper surface of under casing, the spout has all been seted up at the front of connecting hole inner wall and the back of inner wall, sliding connection has two sliders in the spout, and the front side is two the back of slider all is provided with first horizontal pole, two the rear side the front of slider all is provided with the second horizontal pole, the one end that first horizontal pole and second horizontal pole are relative respectively with the front and the back fixed connection of supporting wheel, two first horizontal pole all sets up at first guiding hole inner wall.

The first guide hole is arranged on the front surface of the movable frame, the upper surface of the movable frame is fixedly connected with the bottom end of the connecting frame, the other end of the connecting frame is fixedly connected with the front surface of the moving rod, the bottom end of the moving rod is fixedly connected with the upper surface of the pressing wheel, the outer surface of the moving rod is sleeved with a mounting sleeve, the front surface of the inner wall of the placing box is hinged with the rotating rod through a second pin shaft, the front surface of the rotating rod and the left side surface of the mounting sleeve are hinged with the same inclined rod through a first pin shaft, the front surface of the rotating rod is provided with a second guide hole, the inner wall of the second guide hole is lapped with the outer surface of the first connecting column, the back surface of the bottom box is fixedly connected with the front surface of the transverse plate, the upper surface of the transverse plate is fixedly connected with the lower surface of the sliding sleeve, the inner wall of the sliding sleeve is in lap joint with the outer surface of the movable assembly, and the upper surface of the movable assembly is provided with a third guide hole.

The utility model discloses a movable assembly's movable assembly, including third guiding hole inner wall and second spliced pole, the last fixed surface of the bottom second disc of second spliced pole is connected, the lower surface of movable assembly and the upper surface overlap joint of storage box, the storage box joint is at the upper surface of under casing, the outer surface overlap joint of storage box inner wall and push pedal, the lower surface of second disc and second drive assembly's upside output shaft fixed connection, the upper surface of second drive assembly joint at the under casing, the downside output shaft of second drive assembly and the top fixed connection of connecting axle.

As a further scheme of the invention: the bottom end of the connecting shaft is fixedly connected with the upper surface of a first bevel gear, the first bevel gear is meshed with a second bevel gear, the right side surface of the second bevel gear is fixedly connected with the left end of the rotating shaft, and fan blades are arranged on the outer surface of the rotating shaft.

As a further scheme of the invention: the surface of pivot is provided with the bearing, the bearing sets up the left surface at the filter plate, the right flank of filter plate joint at the connecting cylinder, the right flank of connecting cylinder joint at the under casing.

As a further scheme of the invention: the slider sets up to the rectangle, the shape of spout and the shape looks adaptation of slider, first horizontal pole sets up to cylindricly, the surface of carriage release lever and the inner wall overlap joint of uide bushing, the front of uide bushing and the front fixed connection of placing the incasement wall.

As a further scheme of the invention: a plurality of thread grooves are formed in the front face of the moving rod, bolts are connected to the inner wall of each thread groove in a threaded mode, the bolts are arranged on the front face of the installation sleeve, and the moving rod is rectangular.

As a further scheme of the invention: the front surface of the storage box is fixedly connected with the back surface of the guide plate, the lower surface of the guide plate is in lap joint with the upper surface of the bottom box, and the position of the guide plate corresponds to the position of the connecting hole.

As a further scheme of the invention: the one end at the first spliced pole back and the front fixed connection of first disc, the back of first disc and first drive assembly's output shaft fixed connection, first drive assembly's the back and the back fixed connection who places the incasement wall, first spliced pole and second spliced pole all set up to cylindrically.

As a further scheme of the invention: the lower surface of push pedal and the top fixed connection of push rod, the bottom of push rod and the upper surface fixed connection of bottom plate, the push rod sets up the lower surface at the storage box, the upper surface of bottom plate and two elastic component's bottom fixed connection, elastic component's top and the lower fixed connection of storage box.

The invention has the beneficial effects that:

1. the invention adopts a thread groove, a bolt, a mounting sleeve, a moving frame, a first guide hole, a first connecting column, a second connecting column, a rotating rod, a movable assembly and a pressing wheel, the downward movement amplitude of the pressing wheel can be controlled by adjusting the position of the mounting sleeve on the surface of the moving rod, so as to realize the adjustment of the folding angle, a first driving assembly can control the rotation of a first disc when working, and further control the moving rod and the moving frame to move up and down simultaneously, because of the special shape of the moving frame, two first cross rods move into the vertical section of the first guide hole when the pressing wheel moves downward, at the moment, the two supporting wheels are stably placed, when the pressing wheel and the moving frame move upward, the two first cross rods move into the inclined section of the first guide hole, the two supporting wheels move away from each other to leak a bent workpiece, and a second driving assembly drives the second disc and the second connecting column to rotate, the device can flexibly adjust the bending angle of the workpiece, can realize automatic feeding, bending and blanking processes after bending of the workpiece, and enables the whole bending process to be smoothly and efficiently carried out;

2. according to the invention, the first bevel gear, the second bevel gear, the fan blades and the filter plate are arranged, the second driving assembly can control the fan blades to rotate while working, and the fan blades can downwards extract air at the bending position through the connecting holes while rotating, so that small fragments floating in the air are not easy to diffuse, and the whole fragment collecting and cleaning effect is ideal.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a perspective view of the supporting wheel of the present invention;

FIG. 3 is a schematic perspective view of the cross plate of the present invention;

FIG. 4 is a schematic three-dimensional structure of a fan blade of the present invention;

FIG. 5 is a perspective view of the movable assembly of the present invention;

FIG. 6 is a perspective view of the elastic assembly of the present invention;

in the figure: 1. a bottom box; 2. a connecting cylinder; 3. a vertical rod; 4. a top plate; 5. placing a box; 6. filtering the plate; 7. connecting holes; 8. a chute; 9. a slider; 10. a first cross bar; 11. a second cross bar; 12. a support wheel; 13. a first guide hole; 14. a movable frame; 15. a connecting frame; 16. a travel bar; 17. pressing the wheel; 18. a guide sleeve; 19. installing a sleeve; 20. a bolt; 21. a thread groove; 22. a first pin shaft; 23. a diagonal bar; 24. rotating the rod; 25. a second pin shaft; 26. a second guide hole; 27. a first connecting column; 28. a first disc; 29. a first drive assembly; 30. a transverse plate; 31. a sliding sleeve; 32. a movable component; 33. a third guide hole; 34. a second connecting column; 35. a second drive assembly; 36. a storage box; 37. a guide plate; 38. a push rod; 39. pushing the plate; 40. a base plate; 41. an elastic component; 42. a connecting shaft; 43. a first bevel gear; 44. a second bevel gear; 45. a rotating shaft; 46. a bearing; 47. a fan blade; 48. a second disk.

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.

As shown in figures 1-6, the invention provides an automatic bending machine with adjustable bending angle, which comprises a bottom box 1, wherein the upper surface of the bottom box 1 is fixedly connected with the bottom ends of four vertical rods 3, the top ends of the four vertical rods 3 are fixedly connected with the lower surface of a same top plate 4, a placing box 5 is clamped on the upper surface of the top plate 4, a connecting hole 7 is formed in the upper surface of the bottom box 1, sliding grooves 8 are formed in the front surface of the inner wall of the connecting hole 7 and the back surface of the inner wall, two sliding blocks 9 are connected in the sliding grooves 8 in a sliding mode, a certain limiting and guiding effect can be achieved on the left and right movement of a first transverse rod 10, a second transverse rod 11 and a supporting wheel 12 by arranging the sliding blocks 9 and the sliding grooves 8, the supporting wheel 12 is prevented from shaking up and down and rotating and can move left and right stably, the first transverse rods 10 are arranged on the back surfaces of the two sliding blocks 9 on the front side, and the second transverse rods 11 are arranged on the front surfaces of the two sliding blocks 9 on the rear side, through setting up first horizontal pole 10, first guiding hole 13 and removal frame 14, remove frame 14 and first guiding hole 13 and play limiting displacement to first horizontal pole 10 and supporting wheel 12, it shakes to avoid supporting wheel 12 to appear at will controlling, utilize the special shape of first guiding hole 13 to play the effect that first horizontal pole 10 and supporting wheel 12 removed simultaneously, when first horizontal pole 10 removes along first guiding hole 13 slope section, two supporting wheels 12 remove in opposite directions, when first horizontal pole 10 removes along the vertical section of first guiding hole 13, two supporting wheels 12 are static relatively, the relative one end of first horizontal pole 10 and second horizontal pole 11 respectively with the front and the back fixed connection of supporting wheel 12, two first horizontal poles 10 all set up at first guiding hole 13 inner walls.

The first guide hole 13 is arranged on the front surface of the moving frame 14, the upper surface of the moving frame 14 is fixedly connected with the bottom end of the connecting frame 15, the other end of the connecting frame 15 is fixedly connected with the front surface of the moving rod 16, the bottom end of the moving rod 16 is fixedly connected with the upper surface of the pressing wheel 17, the outer surface of the moving rod 16 is sleeved with the mounting sleeve 19, the thread groove 21 and the bolt 20 are arranged to control the mounting sleeve 19 to move on the surface of the moving rod 16, the bolt 20 is screwed into the thread grooves 21 at different positions to assemble the mounting sleeve 19 and the moving rod 16, the downward moving degree of the moving rod 16 can be adjusted, the bending angle of a workpiece can be controlled, the front surface of the inner wall of the placing box 5 is hinged with the rotating rod 24 through the second pin shaft 25, the front surface of the rotating rod 24 and the left side surface of the mounting sleeve 19 are hinged with the same inclined rod 23 through the first pin shaft 22, the rotating rod 24 is connected with the placing box 5, so that the rotating rod 24 can stably rotate around the first pin 22, the front side of the rotating rod 24 is provided with a second guide hole 26, the inner wall of the second guide hole 26 is lapped with the outer surface of the first connecting post 27, the back side of the bottom box 1 is fixedly connected with the front side of the transverse plate 30, the first connecting post 27, the rotating rod 24, the second guide hole 26, the second pin 25 and the inclined rod 23 are arranged, the first disc 28 drives the first connecting post 27 to rotate and simultaneously can continuously extrude the second guide hole 26 to extrude downwards or extrude upwards, so that the continuous up-and-down swinging of the rotating rod 24 can be controlled, the moving rod 16 and the pressing wheel 17 can be controlled to reciprocate up and down by the second pin 25 and the inclined rod 23, the upper surface of the transverse plate 30 is fixedly connected with the lower surface of the sliding sleeve 31, the inner wall of the sliding sleeve 31 is lapped with the outer surface of the movable assembly 32, the upper surface of the movable assembly 32 is provided with a third guide hole 33.

The inner wall of the third guide hole 33 is lapped with the outer surface of the second connecting column 34, the movable assembly 32, the third guide hole 33, the second connecting column 34 and the second driving assembly 35 are arranged, the second driving assembly 35 drives the second disc 48 and the second connecting column 34 to rotate and simultaneously can push the movable assembly 32 to move forwards and backwards, a groove-shaped structure is arranged inside the movable assembly 32, workpieces in the groove can be continuously pushed forwards to the surface of the guide plate 37, the workpieces can be continuously and sequentially pushed forwards in the working process of the second driving assembly 35, the upper surface of the second disc 48 at the bottom end of the second connecting column 34 is fixedly connected, the lower surface of the movable assembly 32 is lapped with the upper surface of the storage box 36, the storage box 36 is clamped on the upper surface of the bottom box 1, the inner wall of the storage box 36 is lapped with the outer surface of the push plate 39, the lower surface of the second disc 48 is fixedly connected with the upper output shaft of the second driving assembly 35, the second driving assembly 35 is clamped on the upper surface of the bottom case 1, and the lower output shaft of the second driving assembly 35 is fixedly connected with the top end of the connecting shaft 42.

As shown in fig. 3 and 4, the bottom end of the connecting shaft 42 is fixedly connected with the upper surface of the first bevel gear 43, the first bevel gear 43 is engaged with the second bevel gear 44, the right side surface of the second bevel gear 44 is fixedly connected with the left end of the rotating shaft 45, and the outer surface of the rotating shaft 45 is provided with fan blades 47.

As shown in fig. 1 and 4, a bearing 46 is disposed on an outer surface of the rotating shaft 45, the bearing 46 can support and limit the rotating shaft 45, so as to ensure stable rotation of the fan blades 47 and the second bevel gear 44, and maintain stable engagement between the first bevel gear 43 and the second bevel gear 44, the bearing 46 is disposed on a left side surface of the filter plate 6, the filter plate 6 is clamped on a right side surface of the connecting cylinder 2, and the connecting cylinder 2 is clamped on a right side surface of the bottom box 1.

As shown in fig. 2, the slider 9 is set to be rectangular, the shape of the sliding groove 8 is matched with that of the slider 9, the first cross rod 10 is set to be cylindrical, the outer surface of the moving rod 16 is lapped with the inner wall of the guide sleeve 18, the front surface of the guide sleeve 18 is fixedly connected with the front surface of the inner wall of the placing box 5, the guide sleeve 18 is arranged to limit and guide the up-and-down moving track of the moving rod 16, and the moving rod 16 and the pressing wheel 17 are guaranteed to be accurate and stable in the up-and-down moving process.

As shown in fig. 2, a plurality of screw grooves 21 are formed in the front surface of the moving rod 16, a bolt 20 is screwed to the inner wall of the screw groove 21, the bolt 20 is disposed on the front surface of the mounting sleeve 19, and the moving rod 16 is rectangular.

As shown in fig. 3, the front surface of the storage box 36 is fixedly connected to the rear surface of the guide plate 37, the lower surface of the guide plate 37 overlaps the upper surface of the bottom box 1, and the position of the guide plate 37 corresponds to the position of the connection hole 7.

As shown in fig. 2 and 2, one end of the back surface of the first connecting column 27 is fixedly connected with the front surface of the first disk 28, the back surface of the first disk 28 is fixedly connected with the output shaft of the first driving assembly 29, the back surface of the first driving assembly 29 is fixedly connected with the back surface of the inner wall of the placing box 5, and the first connecting column 27 and the second connecting column 34 are both cylindrical.

As shown in fig. 3 and 6, the lower surface of the push plate 39 is fixedly connected to the top end of the push rod 38, the bottom end of the push rod 38 is fixedly connected to the upper surface of the bottom plate 40, the push rod 38 is disposed on the lower surface of the storage box 36, the upper surface of the bottom plate 40 is fixedly connected to the bottom ends of the two elastic components 41, the top end of the elastic component 41 is fixedly connected to the lower surface of the storage box 36, by disposing the elastic component 41, the push rod 38 and the push plate 39, the elastic component 41 exerts an upward acting force on the push rod 38 and the push plate 39, the push plate 39 can exert an upward pushing force on a workpiece in the storage box 36, when the groove-shaped structure of the movable component 32 moves to a position corresponding to the storage box 36, the workpiece can be smoothly pushed into the groove-shaped structure, and the workpiece can be conveniently pushed forward by the movable component 32.

The use method of the automatic bending machine with the adjustable bending angle comprises the following steps:

s1, first removing the bolt 20, then controlling the mounting sleeve 19 to move downward, then threading the bolt 20 through the mounting sleeve 19 again into the threaded groove 21, at this time completing the adjustment of the bending angle, and then directly controlling the first driving assembly 29 and the second driving assembly 35 to operate, wherein the first driving assembly 29 drives the first disc 28 and the first connecting column 27 to rotate, and at the same time the first connecting column 27 presses the rotating rod 24 to rotate in the second guiding hole 26;

s2, controlling the moving rod 16 to move upwards in the guide sleeve 18 through the rotating rod 24 through the inclined rod 23, simultaneously moving the pressing wheel 17 and the moving frame 14 upwards, separating the pressing wheel 17 from the bent workpiece, simultaneously extruding the two first cross rods 10 by the moving frame 14 through the first guide holes 13 to move away from each other, simultaneously moving the two supporting wheels 12 away from each other, simultaneously dropping the bent workpiece on the surfaces of the supporting wheels 12 into the bottom box 1 downwards, moving the moving rod 16 and the moving frame 14 downwards when the first connecting column 27 moves downwards, then moving the two supporting wheels 12 to the shortest distance again, and simultaneously driving the second disc 48 and the second connecting column 34 to rotate by the second driving component 35;

s3, the second connecting column 34 utilizes the third guide hole 33 to extrude the movable assembly 32 to move forward, meanwhile, the elastic assembly 41 pushes the push plate 39 and the workpiece upwards, when a workpiece moves into the movable assembly 32, the movable assembly 32 pushes the workpiece forwards, the workpiece moves to the surfaces of the two supporting wheels 12 through the guide plate 37, then the workpiece is bent by continuing to move downwards according to the press wheel 17, meanwhile, the second driving assembly 35 controls the first bevel gear 43 to rotate, the first bevel gear 43 drives the second bevel gear 44 and the fan blades 47 to rotate, the fan blades 47 rotate to extract chips in air at the bending position to fall into the bottom box 1 downwards through the connecting hole 7, and then, the processes of automatic feeding, bending and blanking can be realized by continuously repeating the processes.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.