CN210702798U - Circle shear equipment - Google Patents

Abstract

The utility model discloses a circle shear equipment, including unable adjustment base, be equipped with the guide rail on it, two moving platform of slidable mounting on the guide rail, two moving platform realize moving on the guide rail through locating width adjusting device on the unable adjustment base, rotary platform slewer is connected respectively to two moving platform tops, connect circle shear breaking shear combined mechanism and circle shear slitter edge roll ball combined mechanism on each rotary platform slewer, circle shear slitter edge roll ball combined mechanism is including installing the first device of circle shear on rotary platform slewer, it is connected with slitter edge roll ball turn roll roller device through the slitter edge guide slot, slitter edge roll ball turn roller device locates circle shear head device and slitter edge guide slot low reaches. The utility model discloses structural design is compact, has improved product utilization ratio and unit production efficiency when guaranteeing to cut the quality, and its equipment operation mode easily realizes, the installation is maintained conveniently, has improved the waste condition of slitter edge, has avoided the problem of the stifled guide slot of the soft slitter edge silk card on the part of thin.

Description

Circle shear equipment

Technical Field

The utility model relates to a slab band processing line cuts technical field, especially relates to a circle shear equipment that integrated many slitter edges were handled.

Background

At present, disc shear equipment applied to a plate strip processing line is only provided with a breaking and shearing device for waste edge processing, and waste steel sheets after breaking can only be directly processed as waste materials, so that waste is serious. In this form, steel enterprises require that the shearing quality of strip steel products is guaranteed by the rotary shearing equipment, and the scrap edges are recycled by improving the local structure of the equipment.

As shown in fig. 1 and 2, the conventional rotary shears apparatus includes a fixed base 1 ', where the fixed base 1' is a welded structure and is fixedly installed on the ground. Install width adjustment device 2 'on unable adjustment base 1', unable adjustment base 1 'upper surface is equipped with the guide rail 3' that extends along left and right directions, the left and right part of this guide rail 3 'is respectively slidable mounting has moving platform 4', two moving platform 4 'set up relatively, width adjustment device 2' can drive two moving platform 4 'and move relatively or opposite along guide rail 3', install swivel mount slewer 5 'respectively on two moving platform 4', swivel mount slewer 5 'comprises revolution mechanic and swivel mount two parts, revolution mechanic can drive swivel mount and do 180 degrees rotations on moving platform 4'. Two sets of disc shear, breaking and shearing combined mechanisms 6 'are respectively arranged on each rotary platform, and the included angle of the two sets of disc shear, breaking and shearing combined mechanisms 6' is 180 degrees.

As shown in fig. 3 and 4, each set of circular shear and shredding shear combined mechanism 6 'is formed by connecting a circular shear head device 7', a slitter edge guide groove 8 'and a shredding shear device 9', the circular shear head device 7 'is connected with the shredding shear device 9' through the slitter edge guide groove 8 ', and the shredding shear device 9' is arranged at the downstream of the circular shear head device 7 'and the slitter edge guide groove 8' and is used for shredding the slitter edge filaments output by the slitter edge guide groove 8 'after the circular shear head device 7' trims edge.

The disc shear head device 7 'comprises a knife box 10', an upper knife shaft 11 ', a lower knife shaft 12', an upper knife blade 13 ', a lower knife blade 14', a gap adjusting device 15 'and a coincidence adjusting device 16', wherein the upper knife shaft 11 'and the lower knife shaft 12' are arranged on the knife box 10 'and are arranged in an inner cavity of the knife box 10', the upper knife blade 13 'is arranged on the upper knife shaft 11', and the lower knife blade 14 'is arranged on the lower knife shaft 12'.

Referring to fig. 5, the gap adjusting device 15 ' includes a gap adjusting gear motor 17 ', an absolute value encoder 18 ' and a gap adjusting eccentric shaft 19 ', the gap adjusting gear motor 17 ' is connected to the knife box 10 ' by bolts, the gap adjusting eccentric shaft 19 ' passes through the knife box 10 ' and then is connected to the output hollow shaft of the gap adjusting gear motor 17 ' by a key, and meanwhile, the end of the gap adjusting eccentric shaft 19 ' is connected to the absolute value encoder 18 '. The output hollow shaft structure of the gap adjustment gear motor 17 ' drives the gap adjustment eccentric shaft 19 ' to rotate, and drives the upper cutter shaft 11 ' in the cutter box 10 ' to rotate relative to the lower cutter shaft 12 ', so as to realize the arrangement of the gap.

Referring to fig. 6, the overlap adjusting device 16 ' includes an overlap adjusting gear motor 20 ', an absolute value encoder 21 ' and an overlap adjusting eccentric shaft 22 ', the overlap adjusting gear motor 20 ' is connected to the knife box 10 ' by bolts, the overlap adjusting eccentric shaft 22 ' penetrates through the knife box 10 ' and is connected to the output hollow shaft of the overlap adjusting gear motor 20 ' by a key, and the end of the overlap adjusting eccentric shaft 22 ' is connected to the absolute value encoder 21 '. The output hollow shaft structure of the coincidence quantity adjusting gear motor 20 ' drives the coincidence quantity adjusting eccentric shaft 22 ' to rotate, and drives the upper cutter shaft 11 ' in the cutter box 10 ' to rotate relative to the lower cutter shaft 12 ', so that the coincidence quantity is set.

The gap and the coincidence quantity of the upper blade 13 'and the lower blade 14' are reasonably set through the gap adjusting device 15 'and the coincidence quantity adjusting device 16', so that the shearing quality of the edge of the strip steel can be ensured; the slitter edge guide groove 8 'is of a welded structure, and the inlet of the slitter edge guide groove 8' is attached to the rear lower part of the lower blade 14 ', so that the head of the slitter edge thread can smoothly enter the slitter edge guide groove 8'.

Referring to fig. 7, the chopper 9 'includes a main chopper motor 23', a coupling 24 ', a reduction box 25', an upper cutter head 26 'and a lower cutter head 27'. The main breaking shear motor 23 ' is connected with the reduction gearbox 25 ' through the coupler 24 ', two output shafts of the reduction gearbox 25 ' are respectively connected with the upper cutter head 26 ' and the lower cutter head 27 ', the main breaking shear motor 23 ' drives the two output shafts of the reduction gearbox 25 ' to drive the upper cutter head 26 ' and the lower cutter head 27 ' to rotate relatively, and the waste edge silk enters between the upper cutter head 26 ' and the lower cutter head 27 ' through the waste edge guide groove 8 ' and is cut into broken steel sheets with fixed lengths by four pairs of meshing blades on the upper cutter head 26 ' and the lower cutter head 27 '.

Through installing two sets of circle shear, fragmentation and shear combination mechanisms 6 'on the rotary platform rotating device 5', when one set of circle shear, fragmentation and shear combination mechanisms 6 'is located at the working position, the other set of circle shear, fragmentation and shear combination mechanisms 6' is located at the standby position, and the switching between the working position and the standby position is realized through 180-degree rotation of the rotary platform. This structural form determines: no matter which set of disc is cut, the scrap is cut off and the combined mechanism 6 'is located at the working position, the scrap cutting device 9' is used for scrap cutting treatment, the cut scrap can only be treated as waste, and the whole economical efficiency of the product is not high. Because the breaking shear device 9 'in the two sets of combined mechanisms is arranged at the downstream of the disc shear head device 7', the relative positions of the breaking shear device and the disc shear head device are fixed, the breaking shear device 9 'cannot be separated from the disc shear head device 7' to be independently adjusted to an off-line position, and even if other waste edge treatment devices are arranged at the downstream of the disc shear head device 7 ', waste edges cannot be output through the waste edge guide groove 8', so that the application performance of the equipment is limited. Meanwhile, in the production process, the scrap cutting and shearing device 9 'has a poor shearing effect on the scrap edges of the thin strip steel and the soft strip steel, so that the problem that the scrap edge wire blocks the scrap edge guide groove 8' sometimes can be caused, and the normal operation of the production line is influenced.

Therefore, how to design a rotary shearing apparatus capable of solving the above problems is an object of intensive research by the present inventors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circle shear equipment, its structural design is compact, has improved the utilization ratio of product and the production efficiency of unit when guaranteeing to cut the quality, and its equipment operation mode easily realizes, the installation maintenance is convenient, has improved the waste condition of slitter edge, has avoided the problem of the stifled guide slot of thin soft slitter edge silk card on one side.

In order to achieve the above object, the utility model provides a circle shear device, which comprises a fixed base, a guide rail is arranged on the fixed base, two moving platforms are slidably arranged at the left and right parts of the guide rail, the two moving platforms are connected with a width adjusting device and realize the relative or opposite direction movement on the guide rail through the width adjusting device, rotary platform rotating devices are respectively connected on the two moving platforms, a circle shear breaking and cutting combined mechanism is respectively connected on each rotary platform rotating device, wherein a circle shear slitter edge ball rolling combined mechanism is also connected on each rotary platform rotating device, the circle shear slitter edge ball rolling combined mechanism comprises a circle shear head device arranged on the rotary platform rotating device, the circle shear head device is connected with a slitter edge ball rolling roller device through a slitter edge guide groove, the waste edge ball rolling steering roller device is arranged at the downstream of the disc shear head device and the waste edge guide groove.

Preferably, the disc shear breaking and shearing combined mechanism and the disc shear slitter edge ball rolling combined mechanism are arranged on the rotary platform rotating device in 180-degree central symmetry.

Preferably, the slitter edge rolling ball steering roller device comprises a fixed support connected to the rotary platform rotating device, a horizontal steering roller is mounted on one side, close to the inlet of the slitter edge guide groove, of the fixed support, the lowest point of the vertical mounting position of the horizontal steering roller is lower than the inlet of the slitter edge guide groove, two vertical guide rollers are mounted on one side, close to the outlet of the slitter edge guide groove, of the fixed support at intervals, the lowest point of each vertical guide roller is lower than the lowest point of the horizontal steering roller, and the tail end of the slitter edge guide groove passes through the lower portion of the horizontal steering roller.

Preferably, the lowest point position of the vertical guide roller is at least 50 mm lower than that of the horizontal guide roller.

Preferably, the width adjusting device includes a variable-frequency speed-regulating gear motor installed on the fixed base, an output shaft of the variable-frequency speed-regulating gear motor is connected with a first ball screw through a coupler, the first ball screw is connected with a second ball screw through an intermediate coupler, the rotating directions of the first ball screw and the second ball screw are opposite, a first screw nut is screwed on the first ball screw, the first screw nut is connected with one of the movable platforms, a second screw nut is screwed on the second ball screw, and the second screw nut is connected with the other movable platform.

Preferably, the fixing base further comprises a bearing seat arranged on the fixing base, the first ball screw penetrates through the bearing seat, and a bearing is arranged between the first ball screw and the bearing seat.

Preferably, the first lead screw nut and the second lead screw nut are respectively fixed with the side faces of the two moving platforms through bolts in a threaded manner.

Preferably, the bottoms of the two moving platforms are respectively connected with linear guide rail sliding blocks through bolts, and the two linear guide rail sliding blocks are slidably mounted on the guide rails.

Preferably, the rotary platform slewing device comprises a slewing structure mounted on the mobile platform and a rotary platform mounted on the slewing structure, the slewing structure comprises a speed-change gear motor, a slewing bearing and a gear structure, the speed-change gear motor and an inner ring of the slewing bearing are fixed on the mobile platform, an outer ring of the slewing bearing is fixedly connected with the rotary platform, the gear structure is mounted on an output shaft of the speed-change gear motor, the gear structure is meshed with a gear on the outer ring of the slewing bearing, and the speed-change gear motor drives the gear structure and an outer ring of the slewing bearing to rotate so as to enable the rotary platform to rotate 180 degrees.

Preferably, each moving platform is provided with two limit switches, the two limit switches are respectively arranged at the triggering positions of the working positions of the rotary platform, namely the disc shear breaking and shearing combined mechanism and the disc shear slitter edge ball rolling combined mechanism, the rotary platform is provided with a triggering block, when the rotary platform rotates to any working position, the triggering block can trigger the corresponding limit switch, and a feedback signal is transmitted to the PLC controller to realize interlocking control.

After the scheme is adopted, the utility model discloses circle shear equipment has following beneficial effect:

1. two sets of different-function combination mechanisms distributed in an array of 180 degrees are respectively arranged on the two rotary platform rotating devices: the disc shear, breaking and shearing combined mechanism and the disc shear waste edge and rolling ball combined mechanism have the advantages that field operators can select a required waste edge processing device, namely a breaking shear device or a waste edge and rolling ball steering roller device, through 180-degree rotation of a rotating platform according to the types of incoming materials, the characteristic of single waste edge wire processing mode of the original equipment can be changed by additionally arranging the waste edge and rolling ball steering roller device, the shearing quality is guaranteed, meanwhile, the requirements of customers on improving the product utilization rate, the production efficiency of a machine set and reducing the cost are met to the greatest extent, and meanwhile, the downtime and the maintenance workload of the machine set are reduced;

2. by switching the operation mode, the situation that the waste edge in the waste edge guide groove is blocked can be reduced under the application mode of the waste edge rolling ball steering roller device, the smooth production is ensured, the structural design is compact, the manufacturing cost is low, the operation mode is easy to realize, the installation and the maintenance are convenient, the waste situation of the waste edge is improved, and the problem that the thin and soft waste edge threads block the guide groove is avoided;

3. the waste edge can be sold as an additional product after being treated by the disc shear waste edge rolling ball combined mechanism, so that the cost can be greatly reduced, and the utilization rate of the product can be increased.

Drawings

Fig. 1 is a schematic front view of a conventional rotary shearing apparatus;

FIG. 2 is a schematic top view of a conventional rotary shearing apparatus;

FIG. 3 is a schematic structural diagram of a shearing and chopping assembly of a conventional rotary shearing apparatus;

FIG. 4 is a schematic view of an external structure of a shearing and chopping assembly of a conventional rotary shearing apparatus;

fig. 5 is a schematic structural view of a gap adjusting device of a conventional disc shear head device;

fig. 6 is a schematic structural view of a conventional overlap adjusting device of a disc shear head device;

FIG. 7 is a schematic view of a conventional chopper apparatus;

fig. 8 is a schematic front view of the rotary shearing apparatus of the present invention;

fig. 9 is a schematic top view of the circle shear device of the present invention;

FIG. 10 is a schematic structural view of a circle shear slitter edge rolling ball combination mechanism of the circle shear apparatus of the present invention;

FIG. 11 is a schematic view of the structure of the waste edge ball rolling steering roller device of the circle shear apparatus of the present invention;

FIG. 12 is a schematic top view of the waste edge ball rolling turning roll device of the circle shear apparatus of the present invention;

fig. 13 is a schematic structural view of a width adjusting device of a circle shear apparatus of the present invention;

fig. 14 is a schematic view of a connection structure between the moving platform and the width adjusting device of the circle shear apparatus of the present invention;

fig. 15 is a schematic structural view of a rotary platform rotating device of a circle shear device according to the present invention.

Detailed Description

The invention will be elucidated below on the basis of an embodiment shown in the drawing. The embodiments disclosed herein are to be considered in all respects as illustrative and not restrictive. The scope of the present invention is not limited by the following description of the embodiments, but is defined only by the scope of the claims, and includes all modifications that have the same meaning as the scope of the claims and are within the scope of the claims.

The structure of the rotary shearing apparatus of the present invention will be described with reference to the following embodiments.

As shown in fig. 8 and fig. 9 the utility model discloses circle shear equipment's main structure sketch and overlook the structure sketch, including unable adjustment base 1, unable adjustment base 1 fixed mounting is subaerial, and unable adjustment base 1's upper surface is equipped with the guide rail 2 that extends along left right direction, and guide rail 2's left and right part slidable mounting has two moving platform 3, and two moving platform 3 are connected with width adjusting device.

Referring to fig. 13 and fig. 14, the width adjusting device includes a variable-frequency adjustable-speed gear motor 4 installed on the fixing base 1, an output shaft of the variable-frequency adjustable-speed gear motor 4 is connected with a first ball screw 6 through a coupler 5, the first ball screw 6 is connected with a second ball screw 8 through an intermediate coupler 7, wherein the rotation directions of the first ball screw 6 and the second ball screw 8 are opposite, in this embodiment, the first ball screw 6 is a left-handed ball screw, the second ball screw 8 is a right-handed ball screw, a first screw nut 9 is screwed on the first ball screw 6, the first screw nut 9 is screwed and fixed with a side connecting plate of the left moving platform 3 through a bolt, a second screw nut 10 is screwed on the second ball screw 8, and the second screw nut 10 is screwed and fixed with a side connecting plate of the right moving platform 3. The fixing device also comprises a bearing seat 11 arranged on the upper surface of the fixing base 1, and the bearing seat 11 is fixed on the fixing base 1 through bolt connection. The first ball screw 6 passes through the bearing housing 11, and a bearing 12 is installed between the first ball screw 6 and the bearing housing 11. The bottoms of the two moving platforms 3 are respectively connected with linear guide rail sliding blocks 13 through bolts, and the two linear guide rail sliding blocks 13 are slidably mounted on the guide rail 2.

The two moving platforms 3 are moved relatively or oppositely on the guide rail 2 by the width adjusting device. The two moving platforms 3 are respectively connected with a rotating platform slewing device, as shown in fig. 15, the rotating platform slewing device comprises a slewing structure installed on the moving platform 3 and a rotating platform 14 installed on the slewing structure, the slewing structure comprises a speed change gear motor 15, a slewing bearing 16 and a gear structure 17, the speed change gear motor 15 and an inner ring of the slewing bearing 16 are fixedly connected on the moving platform 3, an outer ring of the slewing bearing 16 is fixedly connected with the rotating platform 14, the gear structure 17 is installed on an output shaft of the speed change gear motor 15, gear teeth of the gear structure 17 are meshed with gear teeth of an outer ring of the slewing bearing 16, the speed change gear motor 15 drives the gear structure 17 and the outer ring of the slewing bearing 16 to rotate, and the rotating platform 14 is enabled to rotate by 180 degrees.

The rotary platforms 14 of the two rotary platform rotating devices are respectively connected with a disc shearing, breaking and shearing combined mechanism 18, the disc shearing, breaking and shearing combined mechanism 18 is used for cutting the waste edge wires into waste steel sheets according to fixed lengths, the rotary platforms 14 of the two rotary platform rotating devices are respectively connected with a disc shearing, waste edge and ball rolling combined mechanism 19, and the disc shearing, waste edge and ball rolling combined mechanism 19 is used for guiding the waste edge wires out to downstream ball rolling equipment to be rolled into waste edge balls. The rotary table 14 is provided with a rotary table 14, a rotary shear breaking shear combining mechanism 18 and a rotary shear slitter edge ball rolling combining mechanism 19 which are arranged on the rotary table 14 in 180-degree central symmetry, the two combining mechanisms are respectively positioned at a working position and a standby position, and the working position and the standby position can be switched after the rotary table 14 rotates 180 degrees.

The disc shear, fragment and shear combination mechanism 18 is an existing product and is formed by connecting a first disc shear head device 20, a first slitter edge guide groove 21 and a fragment shear device 22, the specific structure of the disc shear, fragment and shear combination mechanism can be seen in fig. 3-7, the structure is not repeated here, the edge of strip steel is sheared by the first disc shear head device 20, the slitter edge head enters the fragment shear device 22 through the first slitter edge guide groove 21 to be fragmented, the gap and the coincidence amount of the upper blade and the lower blade are reasonably set through a gap adjusting device and a coincidence amount adjusting device of the first disc shear head device 20, and the shearing quality of the edge of strip steel can be guaranteed. As shown in fig. 10, the circle shear slitter edge and ball rolling combination mechanism 19 includes a second circle shear head device 23 mounted on the rotary platform 14, the second circle shear head device 23 is connected to a slitter edge and ball rolling steering roller device 25 through a second slitter edge guide groove 24, and the slitter edge and ball rolling steering roller device 25 is disposed downstream of the second circle shear head device 23 and the second slitter edge guide groove 24. Referring to fig. 11 and 12, the slitter edge rolling ball steering roller device 25 comprises a fixing support 26 connected to the rotary platform 14, the fixing support 26 comprises a bottom plate 27, four corners of the bottom surface of the bottom plate 27 are respectively provided with a gasket 28, the bottom plate 27, the four gaskets 28 are fixed to the rotary platform 14 through four bolts, the upper end of the bottom plate 27 is connected with a support 29, a horizontal steering roller 30 is installed on one side, close to the inlet of the second slitter edge guide groove 24, of the support 29, the slitter edge rolling ball steering roller device plays a role in guiding in a slitter edge rolling process, and the limit position of the slitter edge is limited in the vertical direction. The lowest point of the vertical installation position of the horizontal steering roller 30 is lower than the inlet position of the second slitter edge guide groove 24, so that the slitter edge wires are prevented from scratching the side wall of the top inside the second slitter edge guide groove 24 in the reeling process. Two vertical guide rollers 31 are arranged on one side of the support 29 close to the outlet of the second slitter edge guide groove 24 at intervals, and the vertical guide rollers 31 play a role in horizontal limiting and guiding, so that the slitter edge wires on two sides are basically consistent with the shearing positions on two sides. The two vertical guide rollers 31 are installed at positions to ensure that the scrap wire passes through a space between the two vertical guide rollers 31 during the reeling process, and the lowest point position of the vertical guide roller 31 is lower than that of the horizontal steering roller 30 and is at least lower than 50 mm. The end of the second scrap edge guide channel 24 passes under the horizontal turn roll 30. The arrangement can ensure that the waste selvage silk head cut by the second disc shear head device 23 can smoothly reach the lower part of the horizontal steering roller 30 after passing through the second waste selvage guide groove 24. Before the slitter edge wire is coiled, an operator takes up the head of the slitter edge wire in the second slitter edge guide groove 24, passes through the middle of the two vertical guide rollers 31 through the horizontal steering roller 30, and is manually placed between two winding drums of a slitter edge coiling machine which is downstream equipment behind the second disc shear head device 23, after the head of the slitter edge wire is clamped, the hydraulic motor drives the winding drums to coil the slitter edge wire into slitter edge coiling balls.

The outer side wall of each moving platform 3 is respectively provided with two groups of limit switches 32, the two groups of limit switches 32 are respectively arranged at the triggering positions of the working positions of the disc shear breaking shear combination mechanism 18 and the disc shear slitter edge ball rolling combination mechanism 19 on the rotating platform 14, a triggering block 33 is fixed below the rotating platform 14 through a bolt, the positions of the two limit switches 32 respectively correspond to the two triggering positions of the triggering block 33, when the rotating platform 14 rotates to any one of the two working positions, the triggering block 33 can trigger the corresponding limit switch 32, a feedback signal is transmitted to the PLC controller to realize interlocking control, and through the interlocking control of the position of the rotating platform 14, the rotating platform 14 drives the corresponding disc shear breaking shear combination mechanism 18 and the disc shear slitter edge ball rolling combination mechanism 19 to accurately reach the specified position for breaking or ball rolling.

During production, field personnel can select the scrap edge processing mode according to incoming material specifications and types: the scrap edge breaking mode is generally suitable for scrap edge treatment of strip steel with the thickness of more than 2.5mm, and the scrap edge rolling mode is generally adopted for scrap edge treatment of thin strip steel or soft strip steel with the thickness of less than 2.5 mm. The switching of two kinds of working modes is realized through 180 degrees rotations of the rotary platform 14, before the working mode is selected on the control box beside the rotary shearing device of the utility model, firstly, the current working position of the rotary platform 14 is observed on the HMI to be in which kind of working mode, when the working position of the rotary platform 14 needs to be switched, the gear structure 17 is driven by the speed change gear motor 15 in the rotary platform slewing device to drive the rotary platform 14 connected with the outer ring bolt of the slewing bearing 16 to rotate 180 degrees, after the appointed working position is reached, the limit switch 32 on the mobile platform 3 corresponding to the position can be triggered by the trigger block 33 fixed below the rotary platform 14, and simultaneously, the feedback signal is fed back to the PLC controller and the HMI, firstly, the limit switch 32 feeds back the signal to the PLC controller through a cable, then the PLC controller transmits the signal to the HMI through a Profibus network, and then the signal is displayed on the HMI picture, displaying that the rotary platform 14 reaches the designated position, and after the slitter edge processing mode is selected, driving the two moving platforms 3 to reach the designated shearing position by the width adjusting device; the first disk shear head device 20 and the second disk shear head device 23 complete setting of the gap and the overlapping amount, and the disk shear heads are put into use.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It is to be understood that the present invention is not limited to the example methods, structures, and precise structures shown in the drawings, which have been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims (10)

1. A circle shear device comprises a fixed base, a guide rail is arranged on the fixed base, two moving platforms are slidably arranged at the left part and the right part of the guide rail, the two moving platforms are connected with a width adjusting device, the width adjusting device realizes the relative or opposite movement on the guide rail, rotary platform rotating devices are respectively connected on the two moving platforms, a disc shear breaking and shearing combination mechanism is respectively connected on each rotary platform rotating device, it is characterized in that each rotary platform rotary device is also connected with a disc shear slitter edge ball rolling combination mechanism, the circle shear slitter edge ball rolling combination mechanism comprises a circle shear head device arranged on the rotary platform rotary device, the disc shear head device is connected with the slitter edge ball turning roller device through the slitter edge guide groove, and the slitter edge ball turning roller device is arranged at the lower reaches of the disc shear head device and the slitter edge guide groove.

2. The disc shear apparatus of claim 1, wherein the disc shear breaking and shearing combination and the disc shear slitter edge ball rolling combination are arranged on the rotary platform rotating device in 180-degree central symmetry.

3. The circle shear equipment as claimed in claim 1, wherein said slitter edge rolling ball turning roll device comprises a fixed bracket connected to said rotary platform turning device, a horizontal turning roll is mounted on one side of said fixed bracket near the entrance of said slitter edge guide groove, the lowest point of the vertical turning roll is lower than the entrance of said slitter edge guide groove, two vertical guide rolls are mounted on one side of said fixed bracket near the exit of said slitter edge guide groove at intervals, the lowest point of said vertical guide rolls is lower than the lowest point of said horizontal turning roll, and the end of said slitter edge guide groove passes under said horizontal turning roll.

4. A circle shear apparatus as claimed in claim 3, wherein the lowest point of the vertical guide roll is at least 50 mm below the lowest point of the horizontal turn roll.

5. The disc shear apparatus of claim 1, wherein the width adjustment device comprises a variable-frequency adjustable-speed gear motor mounted on the fixed base, an output shaft of the variable-frequency adjustable-speed gear motor is connected with a first ball screw through a coupler, the first ball screw is connected with a second ball screw through an intermediate coupler, the rotation directions of the first ball screw and the second ball screw are opposite, a first screw nut is screwed on the first ball screw, the first screw nut is connected with one of the moving platforms, a second screw nut is screwed on the second ball screw, and the second screw nut is connected with the other moving platform.

6. The disc shear apparatus of claim 5, further comprising a bearing block disposed on the stationary base, the first ball screw passing through the bearing block, a bearing being mounted between the first ball screw and the bearing block.

7. The disc shear apparatus of claim 5, wherein the first lead screw nut and the second lead screw nut are respectively fixed to the side surfaces of the two moving platforms by bolts in a screwed manner.

8. A circle shear device according to claim 5, wherein the bottoms of the two moving platforms are each bolted with a linear guide slide, the two linear guide slides being slidably mounted on the guide.

9. The rotary shearing apparatus as claimed in claim 1, wherein the rotary platform rotating device comprises a rotating structure mounted on the moving platform and a rotating platform mounted on the rotating structure, the rotating structure comprises a variable speed gear motor, a rotating bearing and a gear structure, the variable speed gear motor and an inner ring of the rotating bearing are fixed on the moving platform, an outer ring of the rotating bearing is fixedly connected with the rotating platform, the gear structure is mounted on an output shaft of the variable speed gear motor, the gear structure is engaged with a gear on the outer ring of the rotating bearing, and the variable speed gear motor drives the gear structure and the outer ring of the rotating bearing to rotate, so that the rotating platform can rotate 180 degrees.

10. The circle shear equipment as claimed in claim 9, wherein each of the moving platforms is installed with two limit switches, the two limit switches are respectively arranged at the triggering positions of the working positions of the circle shear breaking and shearing combined mechanism and the circle shear slitter edge ball rolling combined mechanism on the rotating platform, the rotating platform is installed with a triggering block, when the rotating platform rotates to any working position, the triggering block can trigger the corresponding limit switch, and a feedback signal is transmitted to the PLC controller to realize interlocking control.

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