CN209792477U

CN209792477U - Large-scale metal link equipment of buckling

Info

Publication number: CN209792477U
Application number: CN201920375045.5U
Authority: CN
Inventors: 李炳丰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-24
Filing date: 2019-03-24
Publication date: 2019-12-17
Anticipated expiration: 2029-03-24

Abstract

The utility model relates to the technical field of machining accessories, in particular to a large-scale metal hanging ring bending device; the position of the raw material does not need to be adjusted manually by workers, so that the working efficiency is high; moreover, the operation is more automatic, and convenience is brought to a user; the device comprises a support frame, a pressure rod, a movable frame and a driving plate, wherein two groups of connecting rods are respectively arranged on the upper side and the lower side of the front end of the driving plate, and the front ends of the two groups of connecting rods are respectively connected with the upper side and the lower side of the rear side wall of the pressure rod; the chain type reciprocating screw conveyor is characterized by further comprising a reciprocating screw, a connecting frame, a connecting shaft, a servo motor, two groups of movable motors, a chain, an adjusting plate, a driving plate and two groups of sliding frames, wherein a mounting frame is arranged on the front side wall of the supporting frame, a plurality of groups of fixing plates are arranged on the front side and the rear side of the top end of the driving plate, and the chain is sleeved on a first chain wheel and a second chain wheel; the hydraulic oil pump is characterized by further comprising a hydraulic pipe, an oil tank, two groups of high-pressure pumps, a pressing plate and a connecting rod, wherein an oil conveying pipe is arranged on the front side wall of the oil tank, and the two groups of high-pressure pumps work in opposite directions.

Description

Large-scale metal link equipment of buckling

Technical Field

The utility model relates to a technical field of machining auxiliary device especially relates to a large-scale metal link equipment of buckling.

Background

As is well known, large metal suspension loop bending equipment is used for bending a cylindrical metal raw material to enable part of the cylindrical raw material to be in a semicircular shape, so that the large metal suspension loop bending equipment is widely used in the field; the existing large-scale metal hanging ring bending equipment comprises a support frame, a driving rod, two groups of springs, a pressure rod, a movable frame and a driving plate, wherein a clamping groove is formed in the top end of the support frame, two groups of connecting grooves are formed in the left side wall and the right side wall of the clamping groove respectively, the front ends of the two groups of springs are connected with the front side walls of the two groups of connecting grooves respectively, the movable frame is located in the clamping groove, two groups of fixing plates are arranged on the left side wall and the right side wall of the movable frame respectively, the rear ends of the two groups of springs are connected with the two groups of fixing plates respectively, the driving plate is installed at the front end of the movable frame, two groups of connecting rods are arranged on the upper side and the lower side of; when the existing large-scale metal hanging ring bending equipment is used, a user penetrates a columnar metal raw material to be bent between two groups of connecting rods and is positioned at the rear side of a pressing rod, the user can move the fixing rod to drive a movable frame to move in a clamping groove, the pressing rod can drive a part of the columnar metal raw material to enter the clamping groove, and the two sides of the raw material are limited by a supporting frame so as to bend a bent reinforcing steel bar; however, the existing large-scale metal hanging ring bending equipment finds that the bending range is relatively fixed in use, so that the use limitation is relatively high, workers need to manually adjust the position of the raw material, and the working efficiency is relatively low; moreover, the operation is inconvenient, inconvenience is brought to a user, the working effect is poor easily due to the spring, and the use reliability is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a multi-directional bending machine, which can effectively reduce the use limitation, does not need the worker to manually adjust the position of the raw material, and has higher working efficiency; moreover, the operation is more automatic, convenience is brought to users, the working effect of the device can be effectively improved easily, and therefore the use reliability of the large metal hanging ring bending equipment is improved.

The utility model discloses a large-scale metal link equipment of buckling, including support frame, depression bar, adjustable shelf and drive board, the top of support frame is provided with the draw-in groove, is provided with two sets of spread grooves on the left side wall and the right side wall of draw-in groove respectively, and the front end of two sets of springs is connected with two sets of spread groove front side walls respectively, and the adjustable shelf is located the draw-in groove, and the drive board is installed at the adjustable shelf front end, and the upside and the downside of drive board front end are provided with two sets of connecting rods respectively, and two sets of connecting rod front ends are connected with the upside and the; the automatic feeding device is characterized by further comprising a reciprocating screw rod, a connecting frame, a connecting shaft, a servo motor, two groups of movable motors, a chain, an adjusting plate, a driving plate and two groups of sliding frames, wherein a mounting frame is arranged on the front side wall of the supporting frame, an adjusting groove is formed in the bottom end of the mounting frame, the two groups of movable motors are respectively mounted on the front side and the rear side in the adjusting groove, the output ends of the two groups of movable motors are respectively provided with a driving roller, a plurality of groups of movable plates are respectively arranged on the driving roller, the two groups of sliding frames are respectively mounted on the front side and the rear side in the adjusting groove, sliding grooves are respectively formed in the left side and the right side of the top ends of the two groups of sliding frames, pulleys are respectively arranged in each group of sliding grooves, a plurality of groups of fixing plates are respectively arranged on, the connecting groove is internally provided with a mounting plate, the bottom end of the mounting plate is provided with a ball bearing, the outer side wall of a connecting shaft is connected with the inner side wall of the ball bearing, the bottom end of the connecting shaft is connected with the top end of the adjusting plate, the bottom end of the adjusting plate is provided with a magnet buckle, a servo motor is arranged in the connecting groove, the output end of the servo motor is provided with a driving shaft, the driving shaft and the connecting shaft are respectively provided with a first chain wheel and a second chain wheel, and a chain is sleeved on the first; still include hydraulic pressure pipe, oil tank, two sets of high-pressure pumps, clamp plate and connecting rod, the hydraulic pressure pipe is installed on the rear side wall of draw-in groove, the intraductal working chamber that is provided with of hydraulic pressure is provided with the opening on the preceding lateral wall of hydraulic pressure pipe, and the opening communicates with each other with the working chamber, and the oil tank is located the working chamber to be provided with the oil storage chamber in the oil tank, the oil storage intracavity is provided with hydraulic oil, is provided with defeated oil pipe on the preceding lateral wall of oil tank, and two sets of high-pressure pumps are installed respectively defeated epaxial front side and rear side of oil, the rear end of connecting rod with the preceding lateral wall of clamp plate is connected, and the clamp plate is located the working chamber, and two sets.

The utility model discloses a large-scale metal link equipment of buckling still includes the rubber gasket, and the rubber gasket is installed on the preceding lateral wall of hydraulic pressure pipe, and the inside wall of rubber gasket is connected with the lateral wall that drives the pole.

The utility model discloses a large-scale metal link equipment of buckling still includes two sets of fans and two sets of racks, and the left side wall and the right side wall of draw-in groove are provided with two sets of fixed slots respectively, and two sets of fans are installed respectively in two sets of fixed slots, two sets of racks are located the output of two sets of fans respectively.

The utility model discloses a large-scale metal link equipment of buckling still includes rack and cushion, and the rack is installed on the preceding lateral wall of support frame to be provided with the standing groove on the top of rack, the cushion is installed in the standing groove bottom.

The utility model discloses a large-scale metal link equipment of buckling, be provided with on the rack and get and put the mouth, and get and put the mouth and communicate with each other with the accumulator, still include baffle and arm-tie, the top of baffle articulates on getting the lateral wall of putting the mouth, be provided with the arm-tie on the preceding lateral wall of baffle, the left end and the right-hand member of arm-tie respectively with the left side wall and the right side wall connection of arm-tie.

The utility model discloses a large-scale metal link equipment of buckling still includes four group's landing legs, and four group install respectively in left front side, right front side, left rear side and the right back side of bottom plate bottom, four group's landing leg bottoms are provided with four group's gyro wheels respectively.

The utility model discloses a large-scale metal link equipment of buckling still includes the push rod, and the front side and the rear side of support frame right-hand member are provided with two sets of supports respectively, the front end and the rear end of push rod respectively with two sets of leg joint.

The utility model discloses a large-scale metal link equipment of buckling still includes two sets of fixing anchors, and the front side and the rear side of support frame bottom are provided with two sets of installation poles respectively, and two sets of fixing anchors are installed respectively in two sets of installation pole bottoms.

Compared with the prior art, the beneficial effects of the utility model are that: the two groups of movable motors can drive the driving rollers to rotate and simultaneously drive the movable plates to move, the movable plates can drive the plurality of groups of fixed plates to move, the fixed plates can drive the driving plates to simultaneously drive the driven reciprocating screw rods to move so as to conveniently adjust the position of the connecting frame, the servo motor can drive the driving shaft to simultaneously drive the first chain wheel to rotate and drive the second chain wheel to move through the chain, the connecting shaft can drive the adjusting plate to move and simultaneously drive the magnet fastener to move so as to adjust the position of the metal raw material, multi-directional bending work can be carried out, the use limitation can be effectively reduced, workers do not need to manually adjust the position of the raw material, and the working efficiency is; and, open the hydraulic pressure pipe and utilize the high-pressure effort that the high-pressure pump produced to input the hydraulic oil in the oil tank to the working chamber by defeated oil pipe, hydraulic oil gets into the working chamber and extrudees the air, and the air extrusion can make the clamp plate remove and drive the connecting rod simultaneously and remove, and the connecting rod removes and can drive the movable frame and remove, and its operation is comparatively automatic, offers convenience for the user, easily can effectual improvement device's working effect to improve its reliability in utilization.

drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of a hydraulic tube;

FIG. 3 is a schematic view of the structure within the mounting bracket and the attachment bracket;

Fig. 4 is a front structural schematic view of the placing rack.

In the drawings, the reference numbers: 1. a support frame; 2. a pressure lever; 3. a movable frame; 4. driving the plate; 5. a reciprocating screw; 6. a connecting frame; 7. a connecting shaft; 8. a servo motor; 9. a movable motor; 10. a chain; 11. a sliding plate; 12. a carriage; 13. a mounting frame; 14. a movable plate; 15. a fixing plate; 16. a ball bearing; 17. a magnet buckle; 18. a high pressure pump; 19. pressing a plate; 20. a connecting rod; 21. an oil delivery pipe; 22. sealing the rubber ring; 23. a fan; 24. a net frame; 25. placing a rack; 26. a rubber pad; 27. a baffle plate; 28. pulling a plate; 29. a support leg; 30. a roller; 31. a push rod; 32. fixing an anchor; 33. mounting a rod; 34. a hydraulic tube; 35. and an oil tank.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the utility model discloses a large-scale metal hanging ring bending device, which comprises a support frame 1, a pressure bar 2, a movable frame 3 and a driving plate 4, wherein the top end of the support frame 1 is provided with a clamping groove, two groups of connecting grooves are respectively arranged on the left side wall and the right side wall of the clamping groove, the movable frame 3 is positioned in the clamping groove, the driving plate 4 is arranged at the front end of the movable frame 3, two groups of connecting rods are respectively arranged on the upper side and the lower side of the front end of the driving plate 4, and the front ends of the two groups of connecting rods are respectively connected with the upper side; the automatic adjusting device comprises a reciprocating screw 5, a connecting frame 6, a connecting shaft 7, a servo motor 8, two groups of movable motors 9, a chain 10, an adjusting plate, a sliding plate 11 and two groups of sliding frames 12, wherein a mounting frame 13 is arranged on the front side wall of a support frame 1, an adjusting groove is arranged at the bottom end of the mounting frame 13, the two groups of movable motors 9 are respectively arranged at the front side and the rear side in the adjusting groove, the output ends of the two groups of movable motors 9 are respectively provided with a driving roller, a plurality of groups of movable plates 14 are respectively arranged on the driving roller, the two groups of sliding frames 12 are respectively arranged at the front side and the rear side in the adjusting groove, sliding grooves are respectively arranged at the left side and the right side of the top ends of the two groups of sliding frames 12, pulleys are respectively arranged in each group of sliding grooves, a plurality of fixed plates 15 are respectively arranged at the front side and, a mounting plate is arranged in the connecting groove, a ball bearing 16 is arranged at the bottom end of the mounting plate, the outer side wall of the connecting shaft 7 is connected with the inner side wall of the ball bearing 16, the bottom end of the connecting shaft 7 is connected with the top end of the adjusting plate, a magnet buckle 17 is arranged at the bottom end of the adjusting plate, a servo motor 8 is arranged in the connecting groove, the output end of the servo motor 8 is provided with a driving shaft, a first chain wheel and a second chain wheel are respectively arranged on the driving shaft and the connecting shaft, and a chain 10 is; the hydraulic clamping device comprises a clamping groove, and is characterized by further comprising a hydraulic pipe 34, an oil tank 35, two groups of high-pressure pumps 18, a pressing plate 19 and a connecting rod 20, wherein the hydraulic pipe 34 is installed on the rear side wall of the clamping groove, a working cavity is arranged in the hydraulic pipe 34, an opening is formed in the front side wall of the hydraulic pipe 34 and communicated with the working cavity, the oil tank 35 is located in the working cavity, an oil storage cavity is formed in the oil tank 35 and is internally provided with hydraulic oil, an oil conveying pipe 21 is arranged on the front side wall of the oil tank 35, the two groups of high-pressure pumps 18 are respectively installed on the front side and the rear side of the oil conveying pipe 21, the rear end of the connecting rod 20 is connected with the front side wall of the pressing plate 19, the pressing plate 19 is; the two groups of movable motors can drive the driving rollers to rotate and simultaneously drive the movable plates to move, the movable plates can drive the plurality of groups of fixed plates to move, the fixed plates can drive the driving plates to simultaneously drive the driven reciprocating screw rods to move so as to conveniently adjust the position of the connecting frame, the servo motor can drive the driving shaft to simultaneously drive the first chain wheel to rotate and drive the second chain wheel to move through the chain, the connecting shaft can drive the adjusting plate to move and simultaneously drive the magnet fastener to move so as to adjust the position of the metal raw material, multi-directional bending work can be carried out, the use limitation can be effectively reduced, workers do not need to manually adjust the position of the raw material, and the working efficiency is; and, open the hydraulic pressure pipe and utilize the high-pressure effort that the high-pressure pump produced to input the hydraulic oil in the oil tank to the working chamber by defeated oil pipe, hydraulic oil gets into the working chamber and extrudees the air, and the air extrusion can make the clamp plate remove and drive the connecting rod simultaneously and remove, and the connecting rod removes and can drive the movable frame and remove, and its operation is comparatively automatic, offers convenience for the user, easily can effectual improvement device's working effect to improve its reliability in utilization.

The utility model discloses a large-scale metal link bending equipment, still include the sealed rubber ring 22, the sealed rubber ring 22 is installed on the preceding lateral wall of hydraulic pressure pipe, and the inside wall of the sealed rubber ring 22 is connected with the lateral wall of the drive rod; the work leakproofness in the work chamber can be ensured, the gas leakage in the work chamber of connecting rod in the course of the work can be prevented, stability when the connecting rod removes can be ensured.

The utility model discloses a large-scale metal link bending equipment, still include two sets of fans 23 and two sets of rack 24, the left side wall and the right side wall of draw-in groove are provided with two sets of fixed slots respectively, two sets of fans 23 are installed respectively in two sets of fixed slots, two sets of rack 24 are located the output of two sets of fans 23 respectively; the temperature of the nearby environment can be reduced by opening the fan to output wind power, and the metal raw material subjected to bending operation after sintering is conveniently cooled, so that the metal raw material is fixed.

The utility model discloses a large-scale metal link bending device, which also comprises a placing rack 25 and a rubber mat 26, wherein the placing rack 25 is arranged on the front side wall of the supporting frame 1, a placing groove is arranged at the top end of the placing rack 25, and the rubber mat 26 is arranged at the bottom end of the placing groove; the staff can place the steel after accomplishing the work of buckling in the standing groove.

The utility model discloses a large-scale metal link bending equipment, still include to have on the rack 25 and get and put the mouth, and get and put the mouth and communicate with each other with the accumulator, still include baffle 27 and arm-tie 28, the top of baffle 27 articulates on getting and putting the lateral wall of mouth, is provided with the arm-tie on the preceding lateral wall of baffle 27, the left end and the right-hand member of arm-tie 28 are connected with the left lateral wall and the right lateral wall of arm-tie respectively; the user pulls the pulling plate to drive the baffle plate to move, and the user can take out the steel products recovered in the recovery tank through the taking and placing opening.

The utility model discloses a large-scale metal link bending equipment, still include four groups of landing legs 29, four groups are installed respectively in the left front side, right front side, left rear side and right rear side of bottom plate bottom, four groups of landing legs 29 bottom is provided with four groups of gyro wheels 30 respectively; the support frame can drive the four groups of support legs to move and simultaneously drive the four groups of rollers to roll, so that the whole position of the device can be conveniently adjusted.

The utility model discloses a large-scale metal link bending device, which also comprises a push rod 31, wherein the front side and the rear side of the right end of the support frame 1 are respectively provided with two groups of brackets, and the front end and the rear end of the push rod 31 are respectively connected with the two groups of brackets; the user promotes the push rod and can drive two sets of supports and remove and drive the support frame removal simultaneously, makes things convenient for adjusting device's moving direction.

The utility model discloses a large-scale metal link bending equipment, still include two sets of fixing anchors 32, the front side and the rear side of the support frame 1 bottom are provided with two sets of installation poles 33 respectively, two sets of fixing anchors 32 are installed respectively in two sets of installation poles 33 bottoms; the fixed anchors are moved on the two groups of mounting rods to be in contact with the supporting ground, so that the device can be prevented from sliding in position in the working process.

The utility model relates to a large-scale metal hanging ring bending device, when in use, a user firstly pushes a push rod to drive two groups of brackets to move and simultaneously drive a support frame to move, the support frame can drive four groups of supporting legs to move and simultaneously drive four groups of rollers to roll, thereby the device is integrally moved to the position required by the user, a fixed anchor is moved on two groups of mounting rods to be contacted with the supporting ground, the position sliding of the device in the working process can be prevented, the user can lead columnar metal raw materials to be bent to pass between two groups of connecting rods and is positioned at the rear side of a pressure rod, hydraulic oil in an oil tank can be input into a working cavity from an oil conveying pipe by opening a hydraulic pipe and utilizing the high-pressure acting force generated by a high-pressure pump, the hydraulic oil enters the working cavity to extrude air, the air extrusion can lead a pressure plate to move and simultaneously drive the connecting, the pressure bar can drive the part of column metal feedstock and enter into the draw-in groove and the both sides of raw materials receive the spacing of support frame in order to buckle to the reinforcing bar that bends can, open two sets of movable motor and servo motor after metal feedstock part position is buckled, two sets of movable motor can drive the driving roller rotation and drive the fly leaf simultaneously and remove, the fly leaf removes and can drive the multiunit fixed plate and remove, the fixed plate removes and can drive the reciprocal lead screw that drives the board and drive simultaneously and remove thereby conveniently adjust the position of link, servo motor can drive the drive axle and drive the rotation of first sprocket simultaneously and drive the second sprocket through the chain and remove, the connecting axle rotates and can drive the regulating plate and remove and drive the position that magnet detained the removal in order to adjust metal feedstock simultaneously, can carry out diversified work of.

In the case of the bending device for large metal suspension loops of the utility model, under the condition of no opposite explanation, the orientation words contained in the terms of 'up-down, left-right, front-back, inside-out, vertical and horizontal' and the like only represent the orientation of the term in the normal use state, or be a trivial term understood by those skilled in the art, and should not be considered as limiting the term, at the same time, the terms "first," "second," and "()" do not denote any particular quantity or order, but rather are used to distinguish one name from another, furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but also includes other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A large-scale metal hanging ring bending device comprises a support frame (1), a pressure rod (2), a movable frame (3) and a driving plate (4), wherein a clamping groove is formed in the top end of the support frame (1), two groups of connecting grooves are formed in the left side wall and the right side wall of the clamping groove respectively, the movable frame (3) is located in the clamping groove, the driving plate (4) is installed at the front end of the movable frame (3), two groups of connecting rods are arranged on the upper side and the lower side of the front end of the driving plate (4) respectively, and the front ends of the two groups of connecting rods are connected with the upper side and the lower side of the rear; the device is characterized by further comprising a reciprocating screw rod (5), a connecting frame (6), a connecting shaft (7), a servo motor (8), two groups of movable motors (9), a chain (10), an adjusting plate, a sliding plate (11) and two groups of sliding frames (12), wherein a mounting frame (13) is arranged on the front side wall of the support frame (1), an adjusting groove is formed in the bottom end of the mounting frame (13), the two groups of movable motors (9) are respectively mounted on the front side and the rear side in the adjusting groove, transmission rollers are respectively arranged at the output ends of the two groups of movable motors (9), a plurality of groups of movable plates (14) are respectively arranged on the transmission rollers, the two groups of sliding frames (12) are respectively mounted on the front side and the rear side in the adjusting groove, sliding grooves are respectively formed in the left side and the right side of the top ends of the two groups of sliding frames (12), pulleys are respectively arranged in each group of sliding grooves, and, the reciprocating screw (5) is installed at the bottom end of the driving plate (4), the connecting frame (6) is fixedly installed at the bottom end of the reciprocating screw (5), a connecting groove is formed in the bottom end of the connecting frame (6), an installing plate is arranged in the connecting groove, a ball bearing (16) is arranged at the bottom end of the installing plate, the outer side wall of the connecting shaft (7) is connected with the inner side wall of the ball bearing (16), the bottom end of the connecting shaft (7) is connected with the top end of the adjusting plate, a magnet buckle (17) is arranged at the bottom end of the adjusting plate, the servo motor (8) is installed in the connecting groove, the output end of the servo motor (8) is provided with a driving shaft, a first chain wheel and a second chain wheel are respectively arranged on the driving; also comprises a hydraulic pipe (34), an oil tank (35), two groups of high-pressure pumps (18), a pressure plate (19) and a connecting rod (20), wherein the hydraulic pipe (34) is arranged on the rear side wall of the clamping groove, a working cavity is arranged in the hydraulic pipe (34), an opening is arranged on the front side wall of the hydraulic pipe (34), the opening is communicated with the working cavity, the oil tank (35) is positioned in the working cavity, an oil storage cavity is arranged in the oil tank (35), the oil storage intracavity is provided with hydraulic oil, is provided with defeated oil pipe (21) on the preceding lateral wall of oil tank (35), and two sets of high-pressure pump (18) are installed respectively front side and rear side on defeated oil pipe (21), the rear end of connecting rod (20) with the preceding lateral wall of clamp plate (19) is connected, and clamp plate (19) are located the working chamber, and two sets of high-pressure pump (18) are opposite working direction, and the front end of connecting rod (20) is connected with the rear wall of adjustable shelf (3).

2. The large-scale metal hanging ring bending device according to claim 1, further comprising a sealing rubber ring (22), wherein the sealing rubber ring (22) is installed on the front side wall of the hydraulic pipe, and the inner side wall of the sealing rubber ring (22) is connected with the outer side wall of the driving rod.

3. The large-scale metal hanging ring bending device as claimed in claim 2, further comprising two sets of fans (23) and two sets of net racks (24), wherein the left side wall and the right side wall of the clamping groove are respectively provided with two sets of fixing grooves, the two sets of fans (23) are respectively installed in the two sets of fixing grooves, and the two sets of net racks (24) are respectively located at the output ends of the two sets of fans (23).

4. A large-scale metal hanging ring bending device according to claim 3, further comprising a placing rack (25) and a rubber mat (26), wherein the placing rack (25) is installed on the front side wall of the support frame (1), a placing groove is formed in the top end of the placing rack (25), and the rubber mat (26) is installed at the bottom end of the placing groove.

5. The large-scale metal hanging ring bending device according to claim 4, further comprising a taking and placing opening arranged on the placing rack (25) and communicated with the recycling groove, a baffle plate (27) and a pulling plate (28), wherein the top end of the baffle plate (27) is hinged to the side wall of the taking and placing opening, a pulling groove is arranged on the front side wall of the baffle plate (27), and the left end and the right end of the pulling plate (28) are respectively connected with the left side wall and the right side wall of the pulling groove.

6. A large-scale metal hanging ring bending device according to claim 5, further comprising four sets of legs (29), four sets of legs are respectively installed at the left front side, the right front side, the left rear side and the right rear side of the bottom end of the bottom plate, and four sets of rollers (30) are respectively arranged at the bottom ends of the four sets of legs (29).

7. a large-scale metal hanging ring bending device according to claim 6, further comprising a push rod (31), wherein two sets of brackets are respectively arranged on the front side and the rear side of the right end of the supporting frame (1), and the front end and the rear end of the push rod (31) are respectively connected with the two sets of brackets.

8. A large-scale metal hanging ring bending device according to claim 7, further comprising two sets of fixing anchors (32), wherein two sets of mounting rods (33) are respectively arranged on the front side and the rear side of the bottom end of the supporting frame (1), and the two sets of fixing anchors (32) are respectively mounted at the bottom ends of the two sets of mounting rods (33).