CN218201352U - Novel automatic cutting rewinding device - Google Patents

Abstract

The utility model provides a novel automatic cutting rewinding device, which relates to the technical field of cutting rewinding, and comprises a frame, wherein an unwinding assembly, a transmission assembly and a winding assembly are arranged on the frame, the transmission assembly comprises a tension induction roller, a flattening roller, a traction roller, a transmission roller set and an arc-shaped bending roller, a slitting assembly is arranged above the transmission roller set, the slitting assembly comprises a guide rod, and a plurality of decollators are arranged on the guide rod; the winding assembly comprises a connecting roller and an adjusting roller, and a meter counter is arranged above the connecting roller. The utility model discloses an useful part is, is provided with nip roll and arc bending roll, helps the flat back transmission of coiled material exhibition and rolling, avoids the emergence of fold phenomenon to degree of automation is high, and production speed is fast.

Description

Novel automatic cutting rewinding device

Technical Field

The utility model belongs to the technical field of the cutting rewinding equipment technique and specifically relates to a novel automatic cutting rewinding unit.

Background

Cutting rewinding unit, a cutting rewinding machine or cut rewinding machine, generally be used for the rewinding of coiled materials such as mica tape, the coil stock, the film is cut, it cuts to be often used for the coiled material of broad width, more subsequent cutting has played important effect once more, according to its work flow in proper order can divide into the subassembly of unreeling, the three main part of drive assembly and rolling subassembly, drive assembly is located to unreel between subassembly and the rolling subassembly, a transport for the coil stock, but present conveying subassembly mostly only comprises simple transmission roller, the fold takes place easily in the transmission course for the coiled material, can influence the finished product effect after the rolling. In addition, the problem that the degree of automation is low generally exists in the current cutting rewinding device, and the working efficiency is low, so that the production speed is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes shortcoming among the prior art provides a novel automatic cutting rewinding unit, is provided with exhibition flat roll and arc bending roll, helps flattening back transmission and rolling with the coiled material, avoids the emergence of fold phenomenon to degree of automation is high, and production speed is fast.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model provides a novel automatic change cutting rewinding unit, includes the frame, be provided with in the frame and unreel subassembly, drive assembly and rolling subassembly, drive assembly includes tension induction roller, nip roll, carry over pinch rolls, transmission roller set and arc bending roll, the top of transmission roller set is provided with cuts the subassembly, it includes the guide arm to cut the subassembly, be provided with a plurality of decollator on the guide arm.

Furthermore, the unreeling component comprises a cross rod, two clamping components symmetrically arranged in opposite directions are slidably arranged on the cross rod, each clamping component comprises a frame plate which is transversely slidably connected to the cross rod, a plate seat is arranged on each frame plate, a magnetic powder brake is arranged at the front end of each plate seat, a rotating shaft of each magnetic powder brake is connected with a roller joint, a screw seat is arranged at the back of each frame plate, the screw seats are in threaded connection with screws, the end parts of the screws are connected with the output ends of reduction boxes, the input ends of the reduction boxes are connected with distance adjusting motors, and the distance adjusting motors are arranged on the cross rod; the upper portion of the cross rod is provided with a clamping plate, the clamping plate is hinged to the rack, the rack is provided with a turnover air cylinder, and a piston rod of the turnover air cylinder is hinged to the lower end of the cross rod.

Furthermore, the frame plate is provided with a hinge plate, the frame plate is connected with one page of the hinge plate, and the other page of the hinge plate is connected with the plate seat.

Furthermore, a driving assembly is arranged on the rack, the driving assembly comprises a first driving motor, a first belt wheel, a second belt wheel, a third belt wheel and a fourth belt wheel, the transmission roller set comprises a driving roller, the first belt wheel is connected with the end of the driving roller, the second belt wheel is connected with the end of the traction roller, the third belt wheel is connected with the end of the flattening roller, the fourth belt wheel is positioned below the third belt wheel, and the first driving motor is in transmission connection with the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel through a transmission belt; the surfaces of the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel are all provided with transverse convex patterns; the transverse wale comprises a plane and curved surfaces arranged on two sides of the plane, and the plane is connected with the curved surfaces.

Furthermore, the divider is positioned above the driving roller, the divider is provided with a smoothly narrowing bayonet, the guide rod is provided with a clamping table matched with the bayonet in shape, and the divider is connected to the guide rod in a sliding manner through the mutual matching of the bayonet and the clamping table.

Furthermore, the divider comprises a block platform, the bayonet is arranged on the block platform, a straight column is arranged on the block platform in a sliding mode, the upper end of the straight column is connected with a pressing block, the lower end of the straight column is connected with a plate body, a protective frame is arranged on the plate body, a rotary disc cutter is further arranged on the plate body in a rotating mode, the protective frame is arranged outside the circumference of the rotary disc cutter in a semi-surrounding mode, and the wrapping range of the protective frame is larger than more than half of the circumference of the rotary disc cutter; the protective frame protrudes below the rotary disc cutter; the block platform is also provided with a bolt in a sliding manner.

Furthermore, the winding assembly comprises an inflatable roller, one end of the inflatable roller is connected with a fifth belt pulley, the fifth belt pulley is connected with a second driving motor through a transmission belt, a bearing is arranged at the other end of the inflatable roller, the lower end of the bearing is connected with one end of a bearing plate, the other end of the bearing plate is rotatably connected to the rack, the bearing plate is hinged to a linkage plate group, and the linkage plate group is hinged to a piston rod of a supporting cylinder arranged below the linkage plate group.

Furthermore, an elastic adjusting assembly is arranged below the arc-shaped bending roller and comprises blunt angle plates arranged on two sides, the lower ends of the blunt angle plates are connected with a connecting rod, two ends of the connecting rod are rotatably connected to the rack, an elastic cylinder is arranged behind the blunt angle plates, a piston rod of the elastic cylinder is hinged to the obtuse angle plates, and an elastic roller is rotatably arranged between the blunt angle plates on the two sides; and a compression roller is arranged below the elastic roller, a first lifting cylinder is arranged on the inner side of the obtuse angle plate, and two ends of the compression roller are rotatably connected to a piston rod of the first lifting cylinder.

Furthermore, the below of elasticity adjusting part is provided with the chip removal subassembly, the chip removal subassembly includes the chip removal pipe, the tip of chip removal pipe is provided with the air-blower, the upper surface of chip removal pipe is provided with the sweeps entry.

Furthermore, the below of rolling subassembly is provided with and pushes away the material subassembly, it includes the slide bar to push away the material subassembly, lateral sliding is provided with the accepting frame on the slide bar, be provided with second lift cylinder in the accepting frame, the piston rod of second lift cylinder with accept the seat and be connected, it is in to accept the seat sliding connection from top to bottom on the accepting frame, it is provided with the handrail on the seat to accept, the upper surface of accepting the seat forms sunken form.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be provided with nip roll and arc bending roll, help flattening back transmission and rolling with the coiled material, avoid the emergence of fold phenomenon to degree of automation is high, is provided with the upset cylinder and pushes away the material subassembly and can assist operating personnel to operate the computer and cut the lower quick-witted work after the coil stock, alleviates personnel's burden, reduces standby time, improves work efficiency.

Drawings

Fig. 1 is a general view of an automated cutting and rewinding device;

FIG. 2 is a schematic diagram of the rollers of the automatic cutting and rewinding device as seen from the left;

FIG. 3 is a schematic diagram of the winder assembly position of the automated slitter winder viewed from the right;

FIG. 4 is a schematic structural view of a drive assembly;

FIG. 5 is a schematic view of the guide rod and the divider in a separated state;

FIG. 6 is an enlarged view of a transverse rib;

FIG. 7 is a structural schematic diagram of a front view of an unwinding assembly;

fig. 8 is a structural schematic diagram of a rear view direction of an unwinding assembly part;

FIG. 9 is a schematic view of the slack adjustment assembly;

fig. 10 is a schematic view of the chip ejection assembly.

In the figure: 1-frame, 2-tension induction roll, 3-flattening roll, 4-traction roll, 5-arc bending roll, 6-guide rod, 61-clamping table, 7-splitter, 8-engagement roll, 9-adjusting roll, 10-cross bar, 11-plate frame, 12-plate seat, 13-magnetic powder brake, 14-roller joint, 15-screw seat, 16-screw, 17-reduction box, 18-adjusting motor, 19-clamping plate, 20-turning cylinder, 21-hinge plate, 22-first driving motor, 23-first belt pulley, 24-second belt pulley, 25-third belt pulley, 26-fourth belt pulley, 27-driving roll, 28-transverse convex pattern, 281-plane, 282-curved surface, 29-block table, 291-bayonet, 292-straight column, 293-pressing block, 294-plate body, 295-protective frame, 296-rotary disc cutter, 297-bolt, 30-inflatable roller, 31-fifth belt wheel, 32-second driving motor, 33-bearing, 34-bearing plate, 35-linkage plate group, 36-supporting cylinder, 37-blunt angle plate, 38-connecting rod, 39-elastic roller, 40-pressing roller, 41-first lifting cylinder, 42-chip removal pipe, 43-air blower, 44-chip waste inlet, 45-sliding rod, 46-bearing frame, 47-bearing seat, 48-handrail, 49-elastic cylinder and 50-meter counter.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 to 10, a novel automatic cutting rewinding device comprises a frame 1, wherein an unwinding assembly, a transmission assembly and a winding assembly are arranged on the frame 1, the transmission assembly comprises a tension induction roller 2, a flattening roller 3, a traction roller 4, a transmission roller set and an arc-shaped bending roller 5, and a coil stock in the unwinding assembly is discharged and then sequentially passes through the tension induction roller 2, the flattening roller 3, the traction roller 4, the transmission roller set and the arc-shaped bending roller 5 to be wound by the winding assembly; the tension induction roller 2 is electrically connected with a magnetic powder brake 13 of the unreeling assembly, when the tension induction roller 2 induces that the tension of the coiled material is reduced, namely the coiled material of the roller in the unreeling assembly is about to run out, the tension induction roller 2 can transmit a signal to the magnetic powder brake 13 to brake the unreeling roller so as to replace the coiled material; in the present embodiment, the nip roll 3 is a left and right screw nip roll, and the nip roll 3 is a metal roll with left and right screw threads, which has a wider screw thread, a larger screw pitch, a shallower groove depth, symmetrical screw threads, and opposite rotation directions. The working principle of the spreader roll 3 is that when the web is in contact with the ridges of the rotating screw, the inclined ridges exert a lateral spreading force on the web, which acts to spread the film. The working principle of the arc-shaped bending roll 5 is that a mandrel with a certain regular radian is arranged in the middle, a series of bearings with shells are arranged outside the mandrel, generally a deep groove ball bearing, a rubber sleeve is arranged outside the shell, and the rubber sleeve is made of a plurality of materials, such as butyronitrile, silica gel ternary ethylene-propylene and the like. When the curved bending roll 5 runs, the curved mandrel does not rotate, and the rubber sleeve on the surface rotates. As the web passes over the curved bending roller 5, a transverse speed is generated which acts as a flattening. The coiled material that unreels the subassembly and come out passes through nip roll 3 earlier, then passes through arc bending roll 5 again when getting into the rolling subassembly to under nip roll 3 and arc bending roll 5's effect, make the coiled material can expand and come, can not take place the fold.

A slitting assembly is arranged above the transfer roller set, the slitting assembly comprises a guide rod 6, a plurality of dividers 7 are arranged on the guide rod 6, the slitting assembly is used for dividing the coiled material and cutting the transverse edge width of the coiled material according to a set specification, the transfer roller set comprises a driving roller 27,

the divider is positioned above the driving roller 27 and provided with a smoothly narrowed bayonet 291, the guide rod 6 is provided with a clamping platform 71 matched with the bayonet 291 in shape, the divider is slidably connected to the guide rod 6 through the mutual matching of the bayonet 291 and the clamping platform 71, and the divider can be transversely slidably adjusted in position on the guide rod 6 through the design so as to be suitable for adjusting and cutting coiled materials with different widths, and the flexibility is high; the divider comprises a block platform 29, a bayonet 291 is arranged on the block platform 29, a straight column 292 is arranged on the block platform 29 in a sliding mode, the upper end of the straight column 292 is connected with a pressing block 293, the lower end of the straight column is connected with a plate body 294, a protective frame 295 is arranged on the plate body 294, a rotary disc cutter 296 is further arranged on the plate body 294 in a rotating mode, the protective frame 295 is arranged outside the circumference of the rotary disc cutter 296 in a semi-surrounding mode, the wrapping range of the protective frame 295 is larger than half of the circumference of the rotary disc cutter 296, the protective frame has a good protective effect, the exposed area of the rotary disc cutter 296 can be reduced, the rotary disc cutter 296 cannot fly out when being detached carelessly in the working process, safety is high, the protective frame protrudes out below the rotary disc cutter 296, and a coiled material 295 passes through the lower portion of the rotary disc cutter 296 to drive the rotary disc cutter 296 to rotate to complete cutting. When the position of the divider is transversely adjusted on the guide rod 6, the pressing block 293 can be held by hand to pull up the straight column 292, the plate body 294 and the rotary disc cutter 296, so that the surface of the coiled material is prevented from being scratched by the lower end of the rotary disc cutter 296, or the divider which is not used is not needed, the rotary disc cutter 296 can be pulled up in this way, and the coiled material cannot be cut; when the position of the divider is adjusted or the divider is needed, the pressing block 293 is pressed down to drive the rotary disc cutter 296 to descend until the rotary disc cutter 296 is connected with the surface of the coiled material, and the coiled material moves to drive the rotary disc cutter 296 to rotate for cutting; the block platform 29 is also provided with a bolt 297 in a sliding manner, after the position of the divider is adjusted, the bolt 297 is pressed down, and the lower end of the bolt 297 is pressed against the guide rod 6, so that the aim of preventing the divider from moving transversely is fulfilled, and the stability is good. In practical designs, the pin 297 and the post 292 are relatively tightly fitted on the block 29, i.e., a certain external force is required to drive the pin 297 and the post 292 to move down and up, and the pin 297 and the post 292 do not move by themselves.

The unwinding assembly comprises a cross rod 10, two clamping assemblies symmetrically arranged in opposite directions are slidably arranged on the cross rod 10 and used for clamping a coil, each clamping assembly comprises a frame plate 11 transversely slidably connected to the cross rod 10, a plate seat 12 is arranged on each frame plate 11, a magnetic powder brake 13 is arranged at the front end of each plate seat 12, and each magnetic powder brake 13 is in the prior art and has the functions of buffering starting, continuous sliding and tension control, so that the phenomenon that the coil is loosened due to forward rotation of the coil caused by inertia in the transmission process can be avoided, and the coil is tightly wound by the winding assembly; the rotary shaft of the magnetic powder brake 13 is connected with a roller joint 14, the roller joint 14 is used for being inserted into a material cylinder of a coiled material, the back of the frame plate 11 is provided with a screw seat 15, the screw seat 15 is in threaded connection with a screw 16, the end part of the screw 16 is connected with the output end of a reduction gearbox 17, the input end of the reduction gearbox 17 is connected with a distance adjusting motor 18, the distance adjusting motor 18 is arranged on the cross rod 10, the working principle of the device is that the distance adjusting motor 18 starts to input power to the reduction gearbox 17, the reduction gearbox 17 drives the screw 16 to rotate, the screw 16 drives the screw seat 15 and the frame plate 11 to move transversely in the cross rod 10, and therefore the magnetic powder brakes 13 and the roller joint 14 on two sides are controlled to move oppositely or move backwards, coiled materials are clamped or loosened, and the design is also beneficial to clamping and unreeling the coiled materials with different lengths and has good compatibility; the top of horizontal pole 10 is provided with splint 19, splint 19 articulates in frame 1, be provided with upset cylinder 20 in the frame 1, the piston rod of upset cylinder 20 is articulated with the lower extreme of horizontal pole 10, thereby the flexible of piston rod of upset cylinder 20, can drive horizontal pole 10 and carry out the tilting, this is favorable to the usefulness of rolling up of coil stock, because the coil stock specification is big, the quality is heavy, when the material loading, can adopt fork truck or shallow to remove the coil stock to the below of horizontal pole 10, horizontal pole 10 is downturning under the drive of upset cylinder 20, then after the centre gripping subassembly presss from both sides the coil stock tightly, upset cylinder 20 redrives horizontal pole 10 and rotates upward, with normal work. The rolling subassembly is including linking up roller 8 and dancer rools 9, linking up roller 8 and being used for the transmission of coiled material to use, dancer rools 9 can transversely adjust the position, in order to match the transmission of adjusting the coiled material, it is smooth and easy to make the coiled material transmit, specifically, be connected with slidable bearing frame at the both ends of dancer rools 9, position through adjusting bearing frame, in order to adjust the position of dancer rools 9, the top that links up roller 8 is provided with meter rice ware 50, meter rice ware 50 is used for detecting the transmission length of coil stock, so that the operator knows.

The frame plate 11 is provided with the hinge plate 21, the frame plate 11 is connected with one page of the hinge plate 21, the other page of the hinge plate 21 is connected with the plate seat 12, the plate seat 12 can be folded and close to the frame plate 11 through the design, packaging and transportation of the device are facilitated, and occupied space is saved.

The driving component comprises a first driving motor 22, a first belt pulley 23, a second belt pulley 24, a third belt pulley 25 and a fourth belt pulley 26, the first belt pulley 23 is connected with the end of the driving roller 27, the second belt pulley 24 is connected with the end of the traction roller 4, the third belt pulley 25 is connected with the end of the flattening roller 3, the fourth belt pulley 26 is positioned below the third belt pulley 25 and is rotatably connected to the frame 1 to play a role of engagement, and the rotating wheel of the first driving motor 22 is in transmission connection with the first belt pulley 23, the second belt pulley 24, the third belt pulley 25 and the fourth belt pulley 26 through a transmission belt, so that only one first driving motor 22 is needed to finally drive the driving roller 27, the traction roller 4 and the flattening roller 3 to move, the structure is simple, the manufacturing cost is saved, in addition, the surfaces of the first belt pulley 23, the second belt pulley 24, the third belt pulley 25 and the fourth belt pulley 26 are all formed with transverse convex patterns 28, and the transverse convex patterns 28 are beneficial to enhancing the friction force with the transmission belt and the slippage is not easy to occur; as shown in fig. 6, the transverse embossed pattern 28 includes a plane 281 and curved surfaces 282 disposed at both sides of the plane 281, the plane 281 is connected with the curved surfaces 282, the plane 281 is directly connected with the inner wall of the transmission belt during the transmission process, the curved surfaces 282 are designed to smooth the corners of the transverse embossed pattern 28, which is not easy to scratch the inner wall of the transmission belt, and prolongs the service life of the transmission belt.

The winding assembly comprises an inflatable roller 30, the winding drum is inserted into the inflatable roller 30, when the winding drum is inserted, the inflatable roller 30 is inflated to tightly support the inner wall of the winding drum, so that the inflatable roller 30 rotates to drive the winding drum to rotate and wind the coil, one end of the inflatable roller 30 is connected with a fifth belt pulley 31, the fifth belt pulley 31 is connected with a second driving motor 32 through a transmission belt, the second driving motor 32 is started to drive the inflatable roller 30 to rotate together with the winding drum, a bearing 33 is arranged at the other end of the inflatable roller 30, the lower end of the bearing 33 is connected with one end of a bearing plate 34, the other end of the bearing plate 34 is rotatably connected to the frame 1, the bearing plate 34 is hinged with a linkage plate group 35, the linkage plate 35 is hinged with a piston rod of a supporting cylinder 36 arranged below, the bearing 33 is arranged to enable the inflatable roller 30 to rotatably lap-joint the bearing plate 34, as can be seen from the structure of fig. 3, when the winding drum is fully wound with the coil and needs to be taken out, the air is released from the winding drum, the supporting cylinder supports the bearing plate 36, the bearing plate 34 can drive the inflatable roller to transversely push the supporting cylinder to push the winding drum out, and the winding drum out of the bearing roller 30.

An elastic adjusting assembly is arranged below the arc-shaped bending roller 5, the elastic adjusting assembly can adjust the elasticity of the coiled material, the elastic adjusting assembly comprises obtuse angle plates 37 arranged on two sides, the lower ends of the obtuse angle plates 37 are connected with a connecting rod 38, two ends of the connecting rod 38 are rotatably connected to the rack 1, an elastic cylinder 49 is arranged behind the obtuse angle plates 37, a piston rod of the elastic cylinder 49 is hinged with the obtuse angle plates 37, an elastic roller 39 is rotatably arranged between the obtuse angle plates 37 on the two sides, a pressing roller 40 is arranged below the elastic roller 39, the coiled material is driven between the elastic roller 39 and the pressing roller 40, and the elastic adjusting assembly has the working principle that when a piston rod of the elastic cylinder 49 is recovered to drive the elastic roller 39 to pull downwards, a certain tensioning effect is achieved on the coiled material by combining with a figure 9; when a coil is over-tightened, a piston rod of the tensioning cylinder 49 is controlled to extend to drive the tensioning roller 39 to lift up, tensioning of the coil is relieved, and a certain tightness adjusting effect is achieved, the first lifting cylinder 41 is arranged on the inner side of the obtuse angle plate 37, two ends of the pressing roller 40 are rotatably connected to a piston rod of the first lifting cylinder 41, the pressing roller 40 can rise under the action of the first lifting cylinder 41, so that the coil is clamped between the pressing roller 40 and the tensioning roller 39.

The below of elasticity adjusting part is provided with the chip removal subassembly, the chip removal subassembly includes chip removal pipe 42, the tip of chip removal pipe 42 is provided with air-blower 43, the upper surface of chip removal pipe 42 is provided with sweeps entry 44, because decollator 7 can produce the sweeps at the in-process of cutting coil stock, air-blower 43 starts the back, chip removal pipe 42 is formed with the air current, the sweeps that fall can be followed sweeps entry 44 and inhaled, and discharge along chip removal pipe 42 and collect, avoid the sweeps to cause the place dirty at will.

A pushing assembly is arranged below the winding assembly and comprises a sliding rod 45, a bearing frame 46 is arranged on the sliding rod 45 in a transverse sliding mode, a second lifting cylinder (not shown) is arranged in the bearing frame 46, a piston rod of the second lifting cylinder is connected with a bearing seat 47, the bearing seat 47 is connected to the bearing frame 46 in a vertical sliding mode, a handrail 48 is arranged on the bearing seat 47 and used for being held by a hand, when the winding drum is filled with the coil materials, the piston rod of the second lifting cylinder extends out to drive the bearing seat 47 to ascend, the upper surface of the bearing seat 47 is made to bear the coil materials, then the handrail 48 is pulled transversely, the bearing frame 46 and the bearing seat 47 can be made to move transversely, the coil materials are pulled out, the upper surface of the bearing seat 47 is recessed, the coil materials can be placed conveniently, the coil materials are not prone to move forwards and backwards, and stably placed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (10)

1. The utility model provides a novel automatic cutting rewinding unit, a serial communication port, which comprises a frame, be provided with in the frame and unreel subassembly, drive assembly and rolling subassembly, drive assembly includes tension induction roll, nip roll, carry over pinch rolls, transmission roller set and arc bending roll, the top of transmission roller set is provided with cuts the subassembly, it includes the guide arm to cut the subassembly, be provided with a plurality of decollator on the guide arm.

2. The novel automatic cutting and rewinding device as claimed in claim 1, wherein the unwinding assembly includes a cross bar, two clamping assemblies symmetrically arranged in opposite directions are slidably arranged on the cross bar, each clamping assembly includes a frame plate transversely slidably connected to the cross bar, a plate seat is arranged on the frame plate, a magnetic powder brake is arranged at the front end of the plate seat, a roller joint is connected to a rotating shaft of the magnetic powder brake, a screw seat is arranged at the back of the frame plate, the screw seat is in threaded connection with a screw, the end of the screw is connected to the output end of a reduction gearbox, the input end of the reduction gearbox is connected to a pitch-adjusting motor, and the pitch-adjusting motor is arranged on the cross bar; the upper portion of the cross rod is provided with a clamping plate, the clamping plate is hinged to the rack, the rack is provided with a turnover air cylinder, and a piston rod of the turnover air cylinder is hinged to the lower end of the cross rod.

3. The novel automatic cutting and rewinding device as claimed in claim 2, wherein said frame plate is provided with a hinge plate, said frame plate is connected to one of said hinge plates, and the other of said hinge plates is connected to said plate base.

4. The novel automatic cutting and rewinding device as claimed in claim 1, wherein a driving assembly is disposed on the frame, the driving assembly includes a first driving motor, a first pulley, a second pulley, a third pulley and a fourth pulley, the transfer roller set includes a driving roller, the first pulley is connected to an end of the driving roller, the second pulley is connected to an end of the traction roller, the third pulley is connected to an end of the spreader roller, the fourth pulley is located below the third pulley, and the first driving motor is in driving connection with the first pulley, the second pulley, the third pulley and the fourth pulley through a driving belt; the surfaces of the first belt wheel, the second belt wheel, the third belt wheel and the fourth belt wheel are all provided with transverse convex grains; the transverse wale comprises a plane and curved surfaces arranged on two sides of the plane, and the plane is connected with the curved surfaces.

5. The novel automatic cutting and rewinding device as claimed in claim 4, wherein the divider is located above the driving roller, the divider is provided with a smoothly narrowing bayonet, the guide rod is provided with a clamping table matched with the bayonet in shape, and the divider is slidably connected to the guide rod through the mutual matching of the bayonet and the clamping table.

6. The novel automatic cutting and rewinding device as claimed in claim 5, wherein the cutter comprises a block table, the bayonet is arranged on the block table, a straight column is slidably arranged on the block table, a pressing block is connected to the upper end of the straight column, a plate body is connected to the lower end of the straight column, a protective frame is arranged on the plate body, a rotary disc cutter is further rotatably arranged on the plate body, the protective frame is arranged outside the circumference of the rotary disc cutter in a semi-surrounding manner, and the wrapping range of the protective frame is larger than more than half of the circumference of the rotary disc cutter; the protective frame protrudes below the rotary disc cutter; the block platform is also provided with a bolt in a sliding manner.

7. The novel automatic cutting and rewinding device according to claim 1, wherein the winding assembly comprises an inflatable roller, one end of the inflatable roller is connected with a fifth belt pulley, the fifth belt pulley is connected with a second driving motor through a transmission belt, a bearing is arranged at the other end of the inflatable roller, the lower end of the bearing is connected with one end of a bearing plate, the other end of the bearing plate is rotatably connected to the rack, the bearing plate is hinged to a linkage plate group, and the linkage plate group is hinged to a piston rod of a supporting cylinder arranged below the linkage plate group.

8. The novel automatic cutting and rewinding device as claimed in claim 1, wherein a tightness adjusting assembly is arranged below the arc-shaped bending roller, the tightness adjusting assembly comprises blunt angle plates arranged on two sides, the lower ends of the blunt angle plates are connected with a connecting rod, two ends of the connecting rod are rotatably connected to the rack, a tightness cylinder is arranged behind the blunt angle plates, a piston rod of the tightness cylinder is hinged to the obtuse angle plate, and a tightness roller is rotatably arranged between the blunt angle plates on the two sides; and a compression roller is arranged below the elastic roller, a first lifting cylinder is arranged on the inner side of the obtuse angle plate, and two ends of the compression roller are rotatably connected to a piston rod of the first lifting cylinder.

9. The novel automatic cutting and rewinding device as claimed in claim 8, wherein a chip removal assembly is arranged below the tightness adjusting assembly and comprises a chip removal pipe, an air blower is arranged at the end of the chip removal pipe, and a waste chip inlet is formed in the upper surface of the chip removal pipe.

10. The novel automatic cutting and rewinding device as claimed in claim 1, wherein a pushing assembly is arranged below the winding assembly, the pushing assembly comprises a sliding rod, a receiving frame is arranged on the sliding rod in a transverse sliding manner, a second lifting cylinder is arranged in the receiving frame, a piston rod of the second lifting cylinder is connected with a receiving seat, the receiving seat is connected to the receiving frame in a vertical sliding manner, a handrail is arranged on the receiving seat, and a concave shape is formed on the upper surface of the receiving seat.

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