CN218806822U - Circumferential packing equipment for steel coils - Google Patents

Abstract

The utility model provides a coil of strip circumference baling equipment, include: the steel coil packing, rotating and transporting device is used for winding a packing belt on the outer side of a steel coil to be processed; the steel coil packing belt welding device is used for welding the packing belt and the steel coil to be processed; the steel coil packing and conveying device is used for conveying a packing belt to the steel coil packing and rotating conveying device; and the steel coil packing belt feeding device is used for conveying packing belts to the steel coil packing belt conveying device. The utility model discloses beneficial effect: the packing belt is wound on the circumferential outer side of the steel coil to be processed, the head and the tail of the packing belt are respectively welded and fixed with the tongue and the tail of the steel coil, the strength of the thick packing belt is high, the welding and fixing mode is firmer, and the packing quality of the steel coil is reliable.

Description

Circumferential packing equipment for steel coils

Technical Field

The utility model belongs to the technical field of the coil of strip packing, especially, relate to a coil of strip circumference baling equipment.

Background

The hot-rolled narrow strip steel is used as an important raw material in the steel processing industry, and the market demand is increasingly vigorous. After the steel billet is rolled into the strip steel meeting the size requirement by the hot rolling narrow strip steel production line, the finished product strip steel is coiled into a steel coil by a vertical coiling machine, and the product is delivered in a steel coil state. In order to smoothly finish and collect the steel coil and ensure the safety of the steel coil transportation, the steel coil needs to be packed after the completion of coiling, and the quality of packing quality influences the production efficiency of downstream processes of a production line and the stability of the steel coil transportation.

Present coil of strip baling equipment, the punching packing form of adoption, still circumference packing form all adopt be that finished product packing special steel band thickness is below 1.2mm, packing area fixed mode is head and tail clip formula, if adopt thicker packing area prior art can't realize the winding of packing area and tighten up, and use the fixed mode of head and tail clip formula when adopting thicker packing area, the joint strength of its clip department is lower. The packing belt with the thickness of less than 1.2mm has limited strength, the stability of the clamping and buckling type fixing mode is poor, and the packed steel coil is broken or tripped in the downstream process or the transportation process, so that the loose coil of the steel coil is caused, the normal production rhythm is influenced, and manpower and material resources are wasted.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a steel coil circumferential packing apparatus, which is intended to solve at least one of the above technical problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a steel coil circumferential packing apparatus, comprising:

the steel coil packing, rotating and transporting device is used for winding a packing belt on the outer side of a steel coil to be processed;

the steel coil packing belt welding device is used for welding the packing belt and the steel coil to be processed;

the steel coil packing and conveying device is used for conveying a packing belt to the steel coil packing and rotating conveying device;

and the steel coil packing belt feeding device is used for conveying packing belts to the steel coil packing belt conveying device.

Furthermore, the steel coil packaging, rotating and transporting device comprises a frame and two conveying roller sets arranged in parallel, each conveying roller set comprises a plurality of conveying rollers, the conveying rollers are rotatably connected with the frame, the two conveying roller sets are respectively and correspondingly provided with driving assemblies for driving the conveying rollers in the conveying roller sets to rotate, and conveying channels are formed on the two conveying roller sets;

each conveying roller set is correspondingly provided with a holding assembly, and a clamping position for clamping a steel coil to be processed is formed between the two holding assemblies;

the clamping assembly comprises a clamping mounting plate, a clamping cylinder and two clamping rollers which are rotatably connected with the clamping mounting plate, a shell of the clamping cylinder is fixedly connected with the frame, and an output shaft of the clamping cylinder is hinged with the clamping mounting plate;

the distance between the axes of the two clamping rollers is smaller than the diameter of the steel coil to be processed;

the frame is fixedly provided with a guide rod arranged along the moving direction of the clamping mounting plate, the clamping mounting plate is fixedly provided with a linear bearing matched with the guide rod, and the guide rod is arranged on the inner side of the linear bearing;

the height of the clamping roller is greater than that of the steel coil to be processed;

the conveying roller and the clamping roller are both structural members made of wear-resistant steel;

the conveying roller group comprises a conveying roller group I and a conveying roller group II, the driving assembly comprises a motor I and a motor II, a transmission gear I is fixedly arranged on an output shaft of the motor I, and the transmission gear I is meshed with the gear on the conveying roller in the conveying roller group I;

and a driving roller is fixedly arranged on an output shaft of the first motor and is rotationally connected with the frame, a second transmission gear is fixedly arranged on the driving roller and is meshed with a gear on the transmission roller in the second transmission roller set.

Furthermore, the welding device for the steel coil packing belt comprises a welding base, a welding assembly and a pressing wheel, wherein the pressing wheel is rotatably connected with a pressing rod, the pressing rod is movably connected with the welding base, the welding assembly is correspondingly provided with a welding linear driving assembly for driving the welding assembly to move, the pressing rod is correspondingly provided with a pressing linear motion assembly for driving the pressing rod to move, and the moving directions of the welding assembly and the pressing rod are consistent;

the welding linear driving assembly is a welding driving cylinder, a shell of the welding driving cylinder is hinged with the welding base, and an output shaft of the welding driving cylinder is hinged with the welding assembly;

a pressing guide block is fixedly arranged on the pressing rod, a guide bottom plate is fixedly arranged on the welding base, guide side plates are fixedly arranged on two sides of the guide bottom plate, a guide top plate is fixedly arranged at the top ends of the guide side plates, a pressing guide channel matched with the pressing guide block is formed among the bottom plate, the top plate and the two side plates, and the guide block is arranged on the inner side of the guide channel;

the end surfaces of the bottom plate, the top plate and the two side plates, which are close to the guide channel, are fixedly provided with compression sliding plates, and the compression sliding plates are structural members made of nylon materials;

both sides have set firmly the welding guide block on the welding subassembly, set firmly two and correspond the shape deflector of falling L that sets up on the welding base, form between welding base and two shape deflectors and weld guide block assorted welding direction passageway, the welding guide block is installed in welding direction passageway inboardly, all set firmly the welding slide on the terminal surface that welding base, the shape deflector of falling L closed on the welding direction passageway, the welding slide is the structure of nylon material.

Furthermore, the axis of the pressing wheel is perpendicular to the welding base, a pressing annular groove is formed in the side wall of the pressing wheel, the depth of the pressing annular groove is smaller than the thickness of the packing belt, and the width of the pressing annular groove is matched with the width of the packing belt;

the welding assembly is a resistance welding machine which comprises two welding guns, the heights of the two welding guns are consistent, and the two welding guns are respectively positioned on two sides of the axis of the pinch roller;

a limiting plate is fixedly arranged on the welding assembly, a limiting mounting seat is fixedly arranged on the welding base, a threaded hole is formed in the limiting mounting seat, a limiting bolt is correspondingly arranged on the limiting plate, and the limiting bolt is in threaded connection with the limiting mounting seat;

the stud of the limiting bolt limits the limiting plate, and a buffer is fixedly arranged at one end of the stud close to the limiting plate;

the welding base is provided with a first position sensor and a second position sensor, the first position sensor corresponds to the position of the limiting plate under the contraction state of the welding assembly, and the second position sensor corresponds to the position of the limiting plate under the extension state of the welding assembly;

the welding base is provided with an adjusting plate fixedly, the adjusting plate is provided with a strip-shaped through hole arranged along the moving direction of the welding assembly, and the position sensing device is connected with the strip-shaped through hole in a movable mode and is arranged on the inner side of the strip-shaped through hole.

Furthermore, the steel coil circumferential packing equipment further comprises a packing belt guiding device, the packing belt guiding device comprises a guiding base and two side guide plates which are arranged in parallel, the bottom ends of the two side guide plates are fixedly connected with the guiding base, a packing belt guiding channel is formed between the two side guide plates, one end of the packing belt guiding channel corresponds to a discharge port of a packing belt conveying device, and the other end of the packing belt guiding channel corresponds to the side wall of a steel coil to be processed;

the packing belt guide device is characterized in that vertical guide wheels are arranged on the guide base and are rotationally connected with the guide base, the number of the vertical guide wheels is multiple, the vertical guide wheels are uniformly arranged along the length direction of the side guide plate, the side wall of each vertical guide wheel protrudes out of the end surface of the side guide plate close to the packing belt guide channel, and a vertical guide wheel set is correspondingly formed by every two vertical guide wheels; a roller guide channel is formed between the two vertical guide wheels of each guide wheel set;

the roller guide channel of each guide wheel set is correspondingly provided with a flat guide wheel set, each flat guide wheel set comprises two flat guide wheels, each flat guide wheel is rotatably connected with a guide base, the roller guide channel is positioned between the two flat guide wheels, one flat guide wheel is rotatably and fixedly connected with the guide base, the other flat guide wheel is rotatably connected with a flat guide mounting plate, the guide mounting plate is provided with an adjusting hole, the guide base is fixedly provided with a mounting screw rod, the mounting screw rod penetrates through the adjusting hole, the mounting screw rod is correspondingly provided with two adjusting nuts, and the adjusting nuts are both in threaded connection with the mounting screw rod and clamp the guide mounting plate;

one end of the side guide plate close to the packing belt conveying device is bent outwards to form an inclined plate, a trapezoidal guide channel is formed between the two inclined plates, and cover plates are fixedly arranged on the two inclined plates.

Further, the steel coil packing and feeding device comprises:

a belt length detection assembly that detects a moving length of the packing belt;

the tape cutting assembly is used for cutting off the packing tape;

the clamping and conveying assembly clamps the packing belt and drives the packing belt to move to the belt shearing assembly;

the tensioning assembly is used for clamping the packing belt, so that the packing belt between the tensioning assembly and the clamping and conveying assembly generates tension, and the belt length detection assembly is installed between the clamping and conveying assembly and the tensioning assembly.

Further, the pinch assembly comprises a driving pinch roll and a driven pinch roll which is arranged corresponding to the driving pinch roll, the driving pinch roll is correspondingly provided with a pinch rotation driving assembly which drives the driving pinch roll to rotate, the driven pinch roll is rotationally connected with a pinch sliding plate, and the pinch sliding plate is correspondingly provided with a pinch linear motion assembly which drives the sliding plate to linearly move;

a clamping position for clamping the packing belt is formed between the driving pinch roll and the driven pinch roll;

the pinch roll conveying device comprises a pinch roll driving component, a belt conveying base, a pinch roll driving component and a motor, wherein the pinch roll driving component is a motor, a shell of the motor is fixedly connected with the belt conveying base, and an output shaft of the motor is fixedly connected with an active pinch roll;

the linear motion conveying assembly is an air cylinder, a shell of the air cylinder is hinged with the belt conveying base, and an output shaft of the air cylinder is hinged with the pinch sliding plate;

a pinch annular boss is fixedly arranged on the side wall of the driving pinch roll, a pinch annular groove matched with the pinch annular boss is formed in the side wall of the driven pinch roll, and a clamping position for clamping a packing belt is formed between the pinch annular boss and the pinch annular groove;

the outer surfaces of the clamping and conveying annular boss and the clamping and conveying annular groove are provided with anti-skid grains;

the tensioning assembly comprises a movable tensioning roller and two fixed tensioning rollers, the fixed tensioning rollers are rotatably connected with the belt conveying base, the movable tensioning rollers are rotatably connected with a tensioning sliding plate, the tensioning sliding plate is correspondingly provided with a tensioning linear motion assembly for driving the tensioning sliding plate to linearly move, and the tensioning sliding plate can be movably connected with the belt conveying base;

the two fixed tensioning rollers are arranged perpendicular to the belt conveying base, and the movable tensioning roller corresponds to the position of a gap between the two fixed tensioning rollers;

the tensioning linear motion assembly comprises a tensioning screw rod and a tensioning nut matched with the tensioning screw rod, the tensioning nut is fixedly connected with the belt conveying base, and the tensioning screw rod and the tensioning nut are installed in a matched mode;

a tensioning limiting disc is fixedly arranged at one end of the tensioning screw rod, the diameter of the tensioning limiting disc is larger than that of the tensioning screw rod, a handle is fixedly arranged at the other end of the tensioning screw rod, a limiting groove matched with the tensioning limiting disc is formed in the tensioning sliding plate, and the tensioning limiting disc is arranged on the inner side of the limiting groove;

the side walls of the movable tensioning roller and the fixed tensioning roller are respectively provided with a tensioning annular groove matched with the packing belt, and the width of the tensioning annular groove is matched with that of the packing belt;

further, the belt shearing assembly comprises a fixed shearing blade and a movable shearing blade, the fixed shearing blade is fixedly connected with the belt conveying base, and the movable shearing blade is correspondingly provided with a belt shearing linear motion assembly for driving the movable shearing blade to move linearly;

the belt shearing linear motion assembly is a hydraulic cylinder, a shell of the hydraulic cylinder is fixedly connected with the belt conveying base, and an output shaft of the hydraulic cylinder is fixedly connected with the movable shearing blade through a belt shearing sliding plate;

a working position for shearing the packing belt is formed between the fixed shear blade and the movable shear blade;

the cutting edge of the fixed shear blade is perpendicular to the belt conveying base, the cutting edge of the movable shear blade is obliquely arranged, and the included angle between the cutting edge of the movable shear blade and the cutting edge of the fixed shear blade is 1-4 degrees;

the heights of the fixed shear blade and the movable shear blade are greater than the width of the packing belt;

a gap is formed between the side wall of the fixed shear blade close to the movable shear blade and the movable shear blade, and the width of the gap is 0.2mm-0.3mm;

the belt length detection assembly comprises a detection roller and a jacking roller, and the detection roller is rotatably connected with the belt conveying base; the detection roller is correspondingly provided with an encoder, a shell of the encoder is fixedly connected with the belt conveying base, and an output shaft of the encoder is coaxially arranged with the detection roller and is fixedly connected with the detection roller;

the jacking roller is rotatably connected with the detection sliding plate, a guide rail is fixedly arranged on the base, the detection sliding plate is movably connected with the guide rail, and the detection sliding plate is correspondingly provided with a detection linear motion assembly for driving the detection sliding plate to move in the guide rail direction;

a clamping position for clamping the packing belt is formed between the detection roller and the jacking roller;

the linear motion detection assembly comprises a detection screw rod and a detection nut matched with the detection screw rod, the detection nut is fixedly connected with the belt conveying base, and the detection screw rod and the detection nut are installed in a matched mode;

a handle is fixedly arranged at one end of the detection screw rod, and the detection screw rod corresponds to the detection slide plate in position;

a jacking plate is arranged between the detection sliding plate and the detection linear motion assembly, a guide hole is formed in the jacking plate, a jacking guide rod is arranged in the guide hole, and the jacking guide rod penetrates through the guide hole and is fixedly connected with the detection sliding plate through threads;

a compression spring is arranged between the detection sliding plate and the jacking plate and is arranged on the outer side of the jacking guide rod;

a detection limiting disc is fixedly arranged at one end, away from the handle, of the detection screw rod, the diameter of the detection limiting disc is larger than that of the detection screw rod, a rotating block corresponding to the detection limiting disc is fixedly arranged on the jacking plate, a rotating groove corresponding to the detection limiting disc is formed in the rotating block, and the detection limiting disc is arranged on the inner side of the rotating groove;

and the side walls of the detection roller and the jacking roller are provided with anti-skid grains.

Furthermore, the steel coil packing belt feeding device comprises a rotary table, a feeding base and a feeding disc, wherein the rotary table is rotatably connected with the feeding base, the feeding disc is detachably connected with the rotary table, a positioning boss matched with a packing belt coil central hole is fixedly arranged at the upper end of the feeding disc, a plurality of positioning blocks are fixedly arranged on the positioning boss, threaded holes corresponding to the inner wall of the packing belt coil are formed in the positioning blocks, a puller bolt is correspondingly arranged on the inner wall of the packing belt coil and is in threaded connection with the positioning blocks, and the puller bolt tightly jacks the inner wall of the packing belt coil;

the turntable is rotationally connected with the feeding base through a bearing, the turntable is fixedly connected with an outer ring of the bearing, and the base is fixedly connected with an inner ring of the bearing;

the outer ring of the bearing is provided with a brake disc, the feeding base is fixedly provided with a brake corresponding to the brake disc, the brake comprises two brake pads which are arranged correspondingly, a brake clamping position is formed between the two brake pads, the brake disc is arranged between the two brake pads, and the brake pads are correspondingly provided with driving components which drive the brake pads to move and clamp the brake disc;

the brake disc is a structural member made of wear-resistant steel;

the feeding device is characterized in that a circular mounting groove is formed in the bottom end of the feeding disc, a circular mounting boss matched with the circular mounting groove is formed in the upper end of the rotary disc, the circular mounting groove and the feeding disc are arranged coaxially, the circular mounting boss is mounted on the inner side of the circular mounting groove, the circular mounting boss and the rotary disc are arranged coaxially, and the positioning boss and the feeding disc are arranged coaxially;

a plurality of connecting bolts are arranged on the rotating disc,

the feeding plate is fixedly provided with an annular connecting plate, the side wall of the annular connecting plate is provided with a limiting groove matched with the connecting bolt, one end of the connecting bolt is hinged with the rotary plate, the other end of the connecting bolt is arranged on the inner side of the limiting groove, one end of the connecting bolt, far away from the rotary plate, is provided with a connecting nut, the connecting nut is in threaded connection with the connecting bolt, and the connecting nut tightly pushes the annular connecting plate.

The connecting bolts are uniformly arranged along the axial direction of the turntable;

the quantity of feed dish is a plurality of, and has a plurality of models, and the location boss diameter of different models is different, is applicable to the packing area coil of strip that does not use the internal diameter.

Compared with the prior art, a coil of strip circumference baling equipment have following beneficial effect:

(1) A coil of strip circumference baling equipment, the winding of packing area is in the circumference outside of waiting to process the coil of strip, the packing area head and the tail respectively with coil of strip tongue tail welded fastening, thick packing area intensity itself is high, the welded fastening mode is more firm, makes coil of strip packing quality reliable.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of a three-dimensional structure of a packaging device according to an embodiment of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of a packaged steel coil in the embodiment of the present invention;

fig. 3 is a schematic perspective view of a transportation device according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a transportation device according to an embodiment of the present invention in a use state;

fig. 5 is a schematic side view of a partial cross-sectional structure of a transportation device according to an embodiment of the present invention;

fig. 6 is a schematic structural view of the clasping assembly according to the embodiment of the present invention.

Fig. 7 is a schematic perspective view of a welding device according to an embodiment of the present invention;

fig. 8 is a schematic view of a partial structure at K in fig. 7 according to an embodiment of the present invention;

fig. 9 is a schematic side view, sectional structure diagram of a welding device according to an embodiment of the present invention;

fig. 10 is a schematic perspective view of a tape feeder according to an embodiment of the present invention;

fig. 11 is a schematic perspective view of a tension assembly according to an embodiment of the present invention;

fig. 12 is a schematic perspective view of a belt length detecting assembly according to an embodiment of the present invention;

fig. 13 is a schematic cross-sectional structure view of a belt length detecting assembly according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of a point a in fig. 13 according to an embodiment of the present invention;

fig. 15 is a schematic perspective view of a pinch assembly according to an embodiment of the present invention;

fig. 16 is a schematic perspective view of a tape cutting assembly according to an embodiment of the present invention;

fig. 17 is a schematic structural view of a fixed cutting edge and a movable cutting edge in a top view and a side view according to an embodiment of the present invention;

fig. 18 is a schematic perspective view of a packing belt guide device according to an embodiment of the present invention;

fig. 19 is a schematic sectional view of a packing belt guide according to an embodiment of the present invention;

fig. 20 is a schematic top view of the packing belt guide device according to the embodiment of the present invention;

fig. 21 is a schematic view of a partial cross-sectional structure of a feeding device according to an embodiment of the present invention;

fig. 22 is a schematic cross-sectional view of a feeding device according to an embodiment of the present invention;

fig. 23 is a schematic view of a partial structure at the position M in fig. 21 according to an embodiment of the present invention;

fig. 24 is a schematic view of a partial structure at the position N in fig. 21 according to an embodiment of the present invention.

Description of reference numerals:

1. the steel coil is packed and rotated the transport unit; 2. a welding device for a steel coil packing belt; 3. a strapping band guide; 4. a steel coil packing and conveying device; 5. a feeding device for a steel coil packing belt; 6. packing a belt; 7. a steel coil to be processed; 8. packing the tape roll; 101. a frame; 102. a first conveying roller set; 103. a second conveying roller set; 104. a first motor; 105. a second motor; 106. a driving roller; 107. tightly holding the air cylinder; 108. a pinch roller; 109. a guide rod; 110. a linear bearing; 111. clamping the mounting plate; 201. welding a base; 202. welding the assembly; 203. a pinch roller; 204. welding the linear driving assembly; 205. compressing the linear motion assembly; 206. welding a guide block; 207. compressing the guide block; 208. a hold down bar; 209. a limiting mounting seat; 210. a limit bolt; 211. a buffer; 212. an adjusting plate; 213. position sensing one; 214. position sensing II; 215. a limiting plate; 216. an inverted L-shaped guide plate; 217. a base plate; 218. a side plate; 219. a top plate; 220. a pressing sliding plate; 221. welding the sliding plate; 20201. a welding gun; 20301. compressing the annular groove; 21201. a strip-shaped through hole; 301. a tape feeding base; 302. a tension assembly; 303. a belt length detection assembly; 304. a pinch assembly; 305. a tape cutting assembly; 30201. fixing a tension roller; 30202. a movable tension roller; 30203. tensioning the lead screw; 30204. tensioning the slide plate; 30205. tensioning the nut; 30206. tensioning the annular groove; 30207. tensioning the limiting disc; 30301. a detection roller; 30302. a jacking roller; 30303. an encoder; 30304. detecting the sliding plate; 30305. detecting a lead screw; 30306. a jacking plate; 30307. detecting a limiting disc; 30308. detecting the nut; 30309. a compression spring; 30310. tightly pushing the guide rod; 30401. a driven pinch roll; 30402. an active pinch roll; 30403. a pinch annular groove; 30404. clamping and conveying the annular boss; 30405. a pinch slide plate; 30406. a pinch linear motion assembly; 30407. a rotation drive assembly; 30501. fixing the shear blade; 30502. a movable shear blade; 30503. a tape cutting sliding plate; 30504. a tape shearing linear motion assembly; 401. a guide base; 402. a side guide plate; 405. a vertical guide wheel; 403. a flat guide wheel; 404. installing a screw rod; 406. an inclined plate; 407. a cover plate; 408. adjusting the nut; 501. a feeding tray; 502. a feeding base; 503. a bearing; 504. positioning a block; 505. tightening the bolt; 506. a brake disc; 507. a brake; 508. a turntable; 509. a connecting bolt; 510. an annular connecting plate; 511. a connecting nut; 50101. positioning the boss; 501001 and a limit groove.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 2, a steel coil circumferential packing apparatus includes:

the steel coil packing, rotating and transporting device 1 is used for winding a packing belt 6 on the outer side of a steel coil 7 to be processed;

the steel coil packing belt 6 welding device 2 is used for welding the packing belt 6 and a steel coil 7 to be processed;

the steel coil packing and conveying device 4 is used for conveying a packing belt 6 to the steel coil packing and rotating transportation device 1;

and the feeding device 5 is used for conveying the packing belt 6 to the steel coil packing belt conveying device 4.

As shown in fig. 3 to 6, the steel coil packaging, rotating and transporting device 1 comprises a frame 101 and two parallel conveying roller sets, wherein each conveying roller set comprises a plurality of conveying rollers, the conveying rollers are rotatably connected with the frame 101, the two conveying roller sets are respectively and correspondingly provided with driving components for driving the conveying rollers in the conveying roller sets to rotate, and conveying channels are formed on the two conveying roller sets; and each conveying roller set is correspondingly provided with a clamping assembly, and a clamping position for clamping the steel coil 7 to be processed is formed between the two clamping assemblies.

The clasping assembly comprises a clasping mounting plate 111, a clasping air cylinder 107 and two clamping rollers 108 which are rotatably connected with the clasping mounting plate 111, a shell of the clasping air cylinder 107 is fixedly connected with the frame 101, and an output shaft of the clasping air cylinder 107 is hinged with the clasping mounting plate 111.

The distance between the axes of the two pinch rollers 108 is smaller than the diameter of the coil 7 to be processed.

The frame 101 is fixedly provided with a guide rod 109 arranged along the moving direction of the clamping mounting plate 111, the clamping mounting plate 111 is fixedly provided with a linear bearing 110 matched with the guide rod 109, the guide rod 109 is arranged on the inner side of the linear bearing 110, and the linear bearing 110 plays a role in guiding in the moving process of the clamping mounting plate 111.

The height of the clamping roller 108 is larger than that of the steel coil 7 to be processed, so that the full-size steel coil can be clamped, and the clamping effect is ensured.

The conveying roller and the clamping roller 108 are structural members made of wear-resistant steel, the conveying roller and the clamping roller 108 made of wear-resistant steel have good wear resistance, and the service life of the device is prolonged.

The conveying rollers in the conveying roller group are provided with gears, the gears of adjacent conveying rollers are meshed through connecting gears, synchronous and same-direction rotation of the conveying rollers is achieved, the conveying roller group comprises a first conveying roller group 102 and a second conveying roller group 103, the driving assembly comprises a first motor 104 and a second motor 105, a first transmission gear is fixedly arranged on an output shaft of the first motor 104 and meshed with the gears on the conveying rollers in the first conveying roller group 102;

and a driving roller 106 is fixedly arranged on an output shaft of the first motor 105, the driving roller 106 is rotationally connected with the frame 101, a second transmission gear is fixedly arranged on the driving roller 106, and the second transmission gear is meshed with a gear on the transmission roller in the second transmission roller set 103.

The steel coil packing and rotating transportation device 1 comprises the following working processes:

conveying steel coils:

the first motor 104 drives the conveying rollers in the first conveying roller group 102 to rotate, the second motor 105 drives the conveying rollers in the second conveying roller group 103 to rotate, the rotating directions of the first and second conveying roller groups 102 and 103 are the same, the first conveying roller group 102 and the second conveying roller group 103 bear steel coils conveyed by an upstream conveying roller way, the steel coils are conveyed to the downstream continuously, or the steel coils are conveyed to the central position of the steel coil packing and rotating conveying device 1 to wait for packing.

Tightening the steel coil working process:

after the central point that the coil of strip packing rotated conveyer 1 was carried to the coil of strip, the output shaft extension of holding cylinder 107 tightly promoted two clamp mounting panel 111 and moved in opposite directions, made two clamp rollers 108 on clamp mounting panel 111 hold tightly and treat the processing coil of strip 7, control motor one 104 and two 105 antiport of motor, the conveying roller rotation opposite direction in conveying roller group one 102 and the conveying roller group two 103 this moment, it is rotatory to drive to treat the processing coil of strip 7, under the clamping effect of four clamp rollers 108, tighten up the coil of strip outer lane. The outer ring of the steel coil can be tightened, so that the packed steel coil is firmer.

And (3) winding and tightening a packing belt 6:

after the welding of 6 heads in packing area and the 7 tongue tails of coil of strip of waiting to process is accomplished, the output shaft extension of tight cylinder, promote two clamping installation board 111 motion in opposite directions, make the clamping roller 108 on two clamping installation board 111 hold tightly the coil of strip 7 of waiting to process, control motor one 104 and two 105 antiport of motor, the transfer roller rotation opposite direction in transfer roller group 102 and the transfer roller group two 103 this moment, it is rotatory to drive the coil of strip 7 of waiting to process, in the rotatory in-process of coil of strip, the packing area 6 that clamping roller 108 brought the coil of strip into presses the coil of strip excircle side, make it closely laminate, along with the rotation of coil of strip, packing area 6 is closely twined in the coil of strip circumference outside. The winding and tightening of the thick packing belt 6 with the thickness of 2mm-3mm in the steel coil packing process can be realized, and the steel coil packing quality is improved.

The rotating directions of the conveying rollers in the first conveying roller group 102 and the second conveying roller group 103 are controlled to be the same or opposite by adjusting the rotating directions of the first motor 104 and the second motor 105, so that the steel coil 7 to be processed can be conveyed or rotated, the device is more compact in arrangement, can be seamlessly connected with a steel coil conveying roller line, and the conveying and rotating of the steel coil are realized.

As shown in fig. 7 to 9, the welding device 2 for the steel coil packing belt 6 includes a welding base 201, a welding assembly 202, and a pressing wheel 203, wherein the pressing wheel 203 is rotatably connected to a pressing rod 208, the pressing rod 208 is movably connected to the welding base 201, the welding assembly 202 is correspondingly provided with a welding linear driving assembly 204 for driving the welding assembly 202 to move, the pressing rod 208 is correspondingly provided with a pressing linear motion assembly 205 for driving the pressing rod 208 to move, and the welding assembly 202 and the pressing rod 208 are in the same moving direction.

The welding linear driving assembly 204 is a welding driving cylinder, a shell of the welding driving cylinder is hinged to the welding base 201, and an output shaft of the welding driving cylinder is hinged to the welding assembly 202. The pressing linear motion assembly 205 is a pressing cylinder, a shell of the pressing cylinder is fixedly connected with the welding base 201, and an output shaft of the pressing cylinder is fixedly connected with the pressing rod 208.

The pressing rod 208 is fixedly provided with a pressing guide block 207, the welding base 201 is fixedly provided with a guide bottom plate 217, two sides of the guide bottom plate 217 are fixedly provided with guide side plates 218, the top end of each guide side plate 218 is fixedly provided with a guide top plate 219, a pressing guide channel matched with the pressing guide block 207 is formed between the bottom plate 217 and the top plate 219 and between the two side plates 218, and the pressing guide block 207 is installed on the inner side of the pressing guide channel. The pressing guide channel plays a role in guiding the pressing rod 208 in the moving process, so that the moving process of the pressing rod 208 is more stable.

The end faces of the bottom plate 217, the top plate 219 and the two side plates 218 close to the guide channel are fixedly provided with the pressing sliding plate 220, the pressing sliding plate 220 is a structural member made of nylon, the pressing sliding plate 220 made of nylon has good wear resistance, the service life of the device is prolonged, and the surface is smooth, so that the resistance to movement of the pressing guide block 207 is reduced.

Welding guide block 206 is fixedly arranged on two sides of welding assembly 202, two inverted L-shaped guide plates 216 correspondingly arranged are fixedly arranged on welding base 201, a welding guide channel matched with welding guide block 206 is formed between welding base 201 and the two inverted L-shaped guide plates 216, welding guide block 206 is arranged on the inner side of the welding guide channel, the welding guide channel plays a role in guiding in the process that welding assembly 202 moves, and the moving process of pressure welding assembly 202 is more stable.

The welding base 201 and the end face, close to the welding guide channel, of the inverted L-shaped guide plate 216 are fixedly provided with the welding sliding plate 221, and the welding sliding plate 221 is a structural member made of nylon. The welding sliding plate 221 made of nylon has good wear resistance, the service life of the device is prolonged, and the surface is smooth, so that the moving resistance of the pressing guide block 207 is reduced.

The axis of the pressing wheel 203 is perpendicular to the welding base 201, a pressing annular groove 20301 is formed in the side wall of the pressing wheel 203, the depth of the pressing annular groove 20301 is smaller than the thickness of the packing belt 6, and the width of the pressing annular groove 20301 is matched with the width of the packing belt 6. The annular groove has a positioning effect on the packing belt 6 and prevents the packing belt 6 from deviating.

The welding assembly 202 is a resistance welding machine, the resistance welding machine comprises two welding guns 20201, the heights of the two welding guns 20201 are consistent, and the two welding guns are respectively located on two sides of the axis of the pinch roller 203.

A limiting plate 215 is fixedly arranged on the welding assembly 202, a limiting mounting seat 209 is fixedly arranged on the welding base 201, a threaded hole is formed in the limiting mounting seat 209, a limiting bolt 210 is correspondingly arranged on the limiting plate 215, and the limiting bolt 210 is in threaded connection with the limiting mounting seat 209. The limiting bolt 210 has a limiting effect on the movement of the welding assembly 202, and the welding assembly 202 is prevented from being damaged. The double-screw bolt of limit bolt 210 is spacing to limiting plate 215, and the buffer 211 has been set firmly to the one end that the double-screw bolt closes on limiting plate 215, and buffer 211 has played the cushioning effect, prevents that limit bolt 210 from gouging limiting plate 215 for spacing process is more steady, has reduced rocking of welding assembly 202.

The welding base 201 is provided with a first position sensor and a second position sensor, the position of the first position sensor corresponds to the position of the limiting plate 215 in the contraction state of the welding assembly 202, the position of the second position sensor corresponds to the position of the limiting plate 215 in the extension state of the welding assembly 202, the adjusting plate 212 is fixedly arranged on the welding base 201, the adjusting plate 212 is provided with a strip-shaped through hole 21201 arranged along the moving direction of the welding assembly 202, the second position sensor can be movably connected with the inner side of the strip-shaped through hole 21201, and the position of the second position sensor can be adjusted according to the welding position.

The working process of the welding device 2 for the steel coil packing belt 6 is as follows:

in the packing process of each steel coil, the packing belt 6 needs to be welded twice, the head of the packing belt 6 is welded for the first time, and the tail of the packing belt 6 is welded for the second time. The specific working process of the packing belt 6 welding device is as follows:

step one, when the head of a packing belt 6 reaches a welding position, an output shaft of a pressing cylinder extends, a pressing wheel 203 is pushed to move in the direction of a steel coil, the pressing wheel 203 presses the head of the packing belt 6 on the tongue tail of the steel coil, then the output shaft of a welding driving cylinder extends, a welding machine assembly is pushed to move in the direction of the steel coil until a limiting plate 215 on the welding machine assembly is contacted with a buffer 211 to be limited, and at the moment, a position sensor II receives a position signal of the limiting plate 215, and the output shaft of the welding driving cylinder stops moving. And starting welding of the welding machine assembly, welding and fixing the head of the packing belt 6 and the tail of the steel coil tongue, and forming two welding spots by the first welding gun 20201 and the second welding gun 20201 of the welding machine assembly in a corresponding mode.

And step two, after welding is finished, the output shaft of the welding driving cylinder contracts, the welding machine assembly is pulled to reset, the position sensor I detects a position signal of the limiting plate 215, the output shaft of the driving cylinder stops contracting, the pressing wheel 203 keeps a state of pressing the packing belt 6, and the annular groove in the pressing wheel 203 prevents the packing belt 6 from shifting up and down in the packing process.

And step three, when the tail of the packing belt 6 reaches the welding position, the welding driving cylinder repeats the action in the step one to complete the welding of the tail of the packing belt 6.

Welding process is simple, compares in manual welding, has improved work efficiency, and the packing area 6 has closely improved welding strength with the contact of coil of strip lateral wall more, makes the connection between packing area 6 and the coil of strip inseparabler.

A single-side double-point resistance welding machine is adopted, two welding points are formed by single welding, the welding points are attractive, and the welding strength is high; the welding speed is high, and the production rhythm can be accelerated; the packing belt 6 is pre-pressed by the pressing wheel 203 before welding, so that the welding process is more reliable, and the welding quality is more stable; the welding machine unit adopts an adjustable installation mode, can adapt to welding of the packing belts 6 of steel coils with different diameters, and enhances the application range of the equipment; the welding process can be automatically controlled, manual participation is not needed, and the production efficiency of the packaging link is improved.

As shown in fig. 18 to 20, the steel coil circumferential packing apparatus further includes a packing belt 6 guiding device 3, the packing belt 6 guiding device 3 includes a guiding base 401 and two side guides 402 arranged in parallel, bottom ends of the two side guides 402 are fixedly connected with the guiding base 401, a packing belt 6 guiding channel is formed between the two side guides 402, one end of the packing belt 6 guiding channel corresponds to a discharge port of the packing belt 6 belt feeding device, and the other end corresponds to a side wall of the steel coil 7 to be processed;

the guide base 401 is provided with a plurality of vertical guide wheels 405, the vertical guide wheels 405 are rotatably connected with the guide base 401, the vertical guide wheels 405 are uniformly arranged along the length direction of the side guide plate 402, the side wall of each vertical guide wheel 405 protrudes out of the end surface of the side guide plate 402 close to the guide channel of the packing belt 6, and every two vertical guide wheels 405 are correspondingly arranged to form a vertical guide wheel set; a roller guide channel is formed between the two vertical guide wheels 405 of each guide wheel set; the packing belt 6 moves in the roller guide channel, and the vertical guide wheel 405 and the flat guide wheel 403 both rotate along with the movement of the packing belt 6, so that the scratches of packing are reduced.

A roller guide channel of each guide wheel set is correspondingly provided with a flat guide wheel 403 set, each flat guide wheel set comprises two flat guide wheels 403, each flat guide wheel 403 is rotatably connected with a guide base 401, each roller guide channel is positioned between the two flat guide wheels 403, the lower flat guide wheel 403 is rotatably and fixedly connected with the guide base 401, the upper flat guide wheel 403 is rotatably connected with a flat guide mounting plate, each guide mounting plate is provided with an adjusting hole, each guide base 401 is fixedly provided with a mounting screw 404, each mounting screw 404 penetrates through the adjusting hole, each mounting screw 404 is correspondingly provided with two adjusting nuts 408, each adjusting nut 408 is in threaded connection with the corresponding mounting screw 404 and clamps the guide mounting plate; the adjusting nut 408 can adjust the distance between the upper flat guide wheel 403 and the guide base 401, and is suitable for the packing belt 6 with a non-width.

One end of the side guide plate 402 close to the belt feeding device of the packing belt 6 is bent outwards to form an inclined plate 406, a trapezoidal guide channel is formed between the two inclined plates 406, a cover plate 407 is fixedly arranged on the two inclined plates 406, and the trapezoidal guide channel plays a role in guiding the newspaper guiding belt.

As shown in fig. 10 to 17, the steel coil baling belt feeding device 4 includes:

a belt length detection module 303, the belt length detection module 303 detecting the moving length of the packing belt 6;

the clamping component 304, the clamping component 304 clamps the packing belt 6 and drives the packing belt 6 to move to the belt shearing component 305;

a tension assembly 302 for clamping the strapping band 6 such that tension is generated in the strapping band 6 between the tension assembly 302 and the pinch assembly 304, the band length detection assembly 303 being mounted between the pinch assembly 304 and the tension assembly 302;

a tape cutting assembly 305, wherein the tape cutting assembly 305 cuts the packing belt 6.

The pinch assembly 304 comprises a driving pinch roll 30402 and a driven pinch roll 30401 which is arranged corresponding to the driving pinch roll 30402, the driving pinch roll 30402 is correspondingly provided with a pinch rotation driving assembly 30407 for driving the driving pinch roll 30402 to rotate, the driven pinch roll 30401 is rotatably connected with a pinch sliding plate 30405, and the pinch sliding plate 30405 is correspondingly provided with a pinch linear motion assembly 30406 for driving the sliding plate to move linearly;

a nip position for nipping the baling belt 6 is formed between the driving pinch roll 30402 and the driven pinch roll 30401.

The pinch rotation driving assembly 30407 is a servo motor, a shell of the motor is fixedly connected with the tape feeding base 301, and an output shaft of the motor is fixedly connected with the driving pinch roll 30402;

the pinch linear motion assembly 30406 is an air cylinder, a shell of the air cylinder is hinged with the belt conveying base 301, and an output shaft of the air cylinder is hinged with a pinch sliding plate 30405;

a pinch annular boss 30404 is fixedly arranged on the side wall of the driving pinch roll 30402, a pinch annular groove 30403 matched with the pinch annular boss 30404 is formed in the side wall of the driven pinch roll 30401, and a clamping position for clamping the packaging belt 6 is formed between the pinch annular boss 30404 and the pinch annular groove 30403; the pinch annular projection 30404 and the pinch annular groove 30403 serve as a positioning means for the packing belt 6 to prevent it from sliding in the vertical direction.

The outer surfaces of the pinch annular boss 30404 and the pinch annular groove 30403 are provided with anti-slip lines which increase the friction force between the driving pinch roll 30402 and the driven pinch roll 30401 and the packing belt 6.

The tensioning assembly 302 comprises a movable tensioning roller 30202 and two fixed tensioning rollers 30201, the fixed tensioning roller 30201 is rotatably connected with the tape-feeding base 301, the movable tensioning roller 30202 is rotatably connected with a tensioning sliding plate 30204, the tensioning sliding plate 30204 is correspondingly provided with a tensioning linear motion assembly for driving the tensioning sliding plate 30204 to move linearly, and the tensioning sliding plate 30204 is movably connected with the tape-feeding base 301;

two fixed tension rollers 30201 are provided perpendicularly to the tape feed base 301, and the movable tension roller 30202 corresponds to a gap between the two fixed tension rollers 30201.

The tensioning linear motion assembly comprises a tensioning screw rod 30203 and a tensioning nut 30205 matched with the tensioning screw rod 30203, the tensioning nut 30205 is fixedly connected with the tape feeding base 301, and the tensioning screw rod 30203 and the tensioning nut 30205 are installed in a matched mode;

a tensioning limiting disc 30207 is fixedly arranged at one end of the tensioning screw rod 30203, the diameter of the tensioning limiting disc 30207 is larger than that of the tensioning screw rod 30203, a handle is fixedly arranged at the other end of the tensioning screw rod 30203, a limiting groove matched with the tensioning limiting disc 30207 is formed in the tensioning sliding plate 30204, and the tensioning limiting disc 30207 is arranged on the inner side of the limiting groove;

the side walls of the movable tensioning roller 30202 and the fixed tensioning roller 30201 are provided with tensioning annular grooves 30206 matched with the packing belt 6, the width of each tensioning annular groove 30206 is matched with the width of the packing belt 6, and the tensioning annular grooves 30206 play a role in limiting the packing belt 6 and prevent the packing belt 6 from moving up and down. The tensioning screw 30203 is rotated to drive the tensioning slide plate 30204 to move towards or away from the fixed tensioning roller 30201, so that the packing belt 6 can be placed conveniently, and the tensioning screw 30203 is suitable for clamping the packing belt 6 with different thicknesses.

The belt shearing assembly 305 comprises a fixed shearing blade 30501 and a movable shearing blade 30502, the fixed shearing blade 30501 is fixedly connected with the belt conveying base 301, and the movable shearing blade 30502 is correspondingly provided with a belt shearing linear motion assembly 30504 for driving the movable shearing blade 30502 to move linearly;

the belt shearing linear motion assembly 30504 is a hydraulic cylinder, a shell of the hydraulic cylinder is fixedly connected with the belt conveying base 301, and an output shaft of the hydraulic cylinder is fixedly connected with the movable shear blade 30502 through a belt shearing sliding plate 30503;

a working position for shearing the packing belt 6 is formed between the fixed shear blade 30501 and the movable shear blade 30502.

The blade of the fixed shear blade 30501 is perpendicular to the belt conveying base 301, the blade of the movable shear blade 30502 is obliquely arranged, and the included angle between the blade of the movable shear blade 30502 and the blade of the fixed shear blade 30501 is 2.5 degrees;

the heights of the fixed shear blade 30501 and the movable shear blade 30502 are greater than the width of the packing belt 6;

a gap exists between the side wall of the fixed shear blade 30501, which is close to the movable shear blade 30502, and the width of the gap is 0.25mm.

The belt length detection assembly 303 comprises a detection roller 30301 and a tightening roller 30302, wherein the detection roller 30301 is rotatably connected with the belt conveying base 301; the detection roller 30301 is correspondingly provided with an encoder 30303, the shell of the encoder 30303 is fixedly connected with the belt feeding base 301, and the output shaft of the encoder 30303 is coaxially arranged with the detection roller 30301 and fixedly connected with the detection roller 30301;

the tightening roller 30302 is rotatably connected with the detection sliding plate 30304, a guide rail is fixedly arranged on the base, the detection sliding plate 30304 is movably connected with the guide rail, and the detection sliding plate 30304 is correspondingly provided with a detection linear motion component for driving the detection sliding plate 30304 to move in the direction of the guide rail;

a clamping position for clamping the packing belt 6 is formed between the detection roller 30301 and the tightening roller 30302.

The linear motion detection assembly comprises a detection screw 30305 and a detection nut 30308 matched with the detection screw 30305, the detection nut 30308 is fixedly connected with the belt conveying base 301, and the detection screw 30305 and the detection nut 30308 are installed in a matching mode;

one end of the detection screw 30305 is fixedly provided with a handle, and the detection screw 30305 corresponds to the detection sliding plate 30304 in position.

A jacking plate 30306 is arranged between the detection sliding plate 30304 and the detection linear motion assembly, a guide hole is formed in the jacking plate 30306, a jacking guide rod 30310 is arranged in the guide hole, and the jacking guide rod 30310 penetrates through the guide hole to be fixedly connected with the detection sliding plate 30304 through threads; the rotation detection screw 30305 detects that the sliding plate 30304 moves towards or away from the detection roller 30301, so that the packing belt 6 can be placed conveniently, the jacking force of the jacking roller 30302 can be adjusted, and the device is suitable for packing belts 6 of different specifications.

A compression spring 30309 is arranged between the detection sliding plate 30304 and the jacking plate 30306, and the compression spring 30309 is arranged at the outer side of the jacking guide rod 30310;

a detection limiting disc 30307 is fixedly arranged at one end, far away from the handle, of the detection screw 30305, the diameter of the detection limiting disc 30307 is larger than that of the detection screw 30305, a rotating block corresponding to the detection limiting disc 30307 is fixedly arranged on the jacking plate 30306, a rotating groove corresponding to the detection limiting disc 30307 is formed in the rotating block, and the detection limiting disc 30307 is arranged on the inner side of the rotating groove;

the side walls of the detection roller 30301 and the jacking roller 30302 are provided with anti-slip lines, and the anti-slip lines improve the friction force between the detection roller 30301 and the packing belt 6, so that the linear speed of the side wall of the detection roller 30301 is the same as the moving speed of the packing belt 6, and the detection accuracy is improved.

The steel coil packing and conveying device 4 works:

the tape feeding operation flow and the preparation work before tape feeding are only carried out before packaging for the first time or after replacing the packaging tape 6 roll, the outermost circle of the packaging tape 6 roll is manually sent into the packaging tape 6 tape feeding device, and the head of the packaging tape 6 sequentially passes through the tensioning assembly 302, the tape length detection assembly 303 and the pinch assembly 304 until the head of the packaging tape 6 reaches the shearing position of the tape shearing assembly 305. The handle in the tensioning assembly 302 is rotated to move the movable tensioning roller 30202 towards the fixed tensioning roller 30201, and the gap between the two is adjusted to compress the strapping band 6. The handle in the strap length detection assembly 303 is rotated to move the tightening roller 30302 toward the detection roller 30301 until the tightening roller 30302 presses the strapping strap 6 against the detection roller 30301. The output shaft of the cylinder in the pinch assembly 304 is in a contracted state, and a certain opening degree is kept between the driving pinch roll 30402 and the driven pinch roll 30401 for the strapping band 6 to pass through. An output shaft of a hydraulic cylinder in the strap shearing assembly 305 is in a contraction state, and a certain gap is kept between the movable shear blade 30502 and the fixed shear blade 30501 for the strapping strap 6 to pass through.

Belt conveying operation flow:

an output shaft of a cylinder in the pinch assembly 304 extends to push a pinch sliding plate 30405 to move, so that a driven pinch roller 30401 on the pinch sliding plate 30405 presses the packing belt 6 on a driving pinch roller 30402, and a servo motor drives the driving pinch roller 30402 to rotate to drive the packing belt 6 to move forwards and convey the packing belt to the steel coil direction through a strip shearing assembly 305. Due to the clamping of the strapping band 6 by the tensioning assembly 302, a certain tension is created in the strapping band 6 between the pinch assembly 304 and the tensioning assembly 302, and the strapping band 6 is straightened under the influence of the tension, facilitating the subsequent transport. In the conveying process of the packing belt 6, the detection roller 30301 of the belt length detection assembly 303 passively rotates, and the encoder 30303 connected with the detection roller detects the conveying length of the packing belt 6 in real time. When the encoder 30303 detects that the conveying length of the packing belt 6 reaches a set value, the pinch assembly 304 stops conveying the belt, the output shaft of the hydraulic cylinder in the belt shearing assembly 305 extends, the movable shear blade 30502 is rapidly pushed to move towards the fixed shear blade 30501, and the packing belt 6 is cut off.

The automatic continuous feeding of the thick packing belt 6 can be realized in the packing process, the feeding length is automatically controlled, the automatic cutting is realized, the automatic control of the feeding link is realized, and the working efficiency of steel coil packing is greatly improved. The equipment layout is compact, the structure is simple, the maintenance is easy, and the labor intensity of workers is reduced.

As shown in fig. 21 to 24, the feeding device 5 for the steel coil packing belt 6 includes a turntable 508, a feeding base 502, and a feeding plate 501, the turntable 508 is rotatably connected to the feeding base 502, the feeding plate 501 is detachably connected to the turntable 508, a positioning boss 50101 matched with a central hole of the packing belt 6 is fixedly arranged at the upper end of the feeding plate 501, a plurality of positioning blocks 504 are fixedly arranged on the positioning boss 50101, threaded holes corresponding to inner walls of the packing belt 6 are formed in the positioning blocks 504, a tightening bolt 505 is correspondingly arranged on the inner wall of the packing belt 6, the tightening bolt 505 is in threaded connection with the positioning blocks 504, and the tightening bolt 505 tightens the inner wall of the packing belt 6. The number of the positioning blocks 504 is four, and the positioning blocks are uniformly arranged along the axis of the feeding disc 501 in the axial direction.

The turntable 508 is rotatably connected with the feeding base 502 through the bearing 503, the turntable 508 is fixedly connected with the outer ring of the bearing 503, and the base is fixedly connected with the inner ring of the bearing 503.

The outer ring of the bearing 503 is provided with a brake disc 506, the feeding base 502 is fixedly provided with a brake 507 corresponding to the brake disc 506, the brake 507 comprises two correspondingly arranged brake pads, a brake clamping position is formed between the two brake pads, the brake disc 506 is arranged between the two brake pads, and the brake pads are correspondingly provided with driving components for driving the brake pads to move and clamp the brake disc 506. The brake 507 is a conventional one, and the detailed structure and connection form thereof are not described herein.

The brake disc 506 is a structural member made of wear-resistant steel, which prolongs the service life of the device.

Supply dish 501 bottom is opened there is circular mounting groove, carousel 508 upper end open have with circular mounting groove assorted circular installation boss, circular mounting groove and the setting of supply dish 501 coaxial line, circular installation boss installs in circular mounting groove inboard, circular installation boss and carousel 508 coaxial line set up, location boss 50101 and the setting of supply dish 501 coaxial line.

The turntable 508 is provided with a plurality of connecting bolts 509, the number of the connecting bolts 509 is four, and the four connecting bolts 509 are uniformly arranged along the axial direction of the turntable 508.

The feeding disc 501 is fixedly provided with an annular connecting plate 510, the side wall of the annular connecting plate 510 is provided with a limiting groove 501001 matched with a connecting bolt 509, one end of the connecting bolt 509 is hinged with the rotary disc 508, the other end of the connecting bolt 509 is arranged on the inner side of the limiting groove 501001, one end of the connecting bolt 509, which is far away from the rotary disc 508, is provided with a connecting nut 511, the connecting nut 511 is in threaded connection with the connecting bolt 509, and the connecting nut 511 tightly props up the annular connecting plate 510. The feeding discs 501 are multiple in number and have multiple models, the positioning bosses 50101 of different models are different in diameter, and the feeding disc is suitable for packing belts 6 which do not need to be internally wound, and the application range of the device is widened. The supply plate 501 is removably attached to the turntable 508 by attachment bolts 509.

The working process of the feeding device 5 for the steel coil packing belt 6 is as follows:

a feeding operation procedure: the brake pad of stopper 507 is in the open mode and does not brake to brake disc 506, and feed dish 501 can the free rotation under the exogenic action, and during the coil of strip packing, the belting device draws packing area 6 at the uniform velocity and moves, and packing area 6 book is under the traction of packing area 6, and is rotatory together with feed dish 501, and the packing area 6 that releases is carried to the packing position to continuous release packing area 6 belting device unit in the passive rotatory process.

After one steel coil is packaged, the tape conveying device stops conveying the packaging tape 6, and two brake pads of a brake 507 clamp the brake disc 506, so that the feeding disc 501 and the packaging tape 6 coil stop rotating, and the situation that the outer ring of the packaging tape 6 coil is loose due to continuous rotation of the feeding disc 501 and the packaging tape 6 coil due to inertia is prevented.

Replacing or supplementing the packing belt 6 roll operation flow: firstly, a new packing belt 6 roll is installed on the other feeding disc 501 in a line, the connecting nut 511 is loosened, the connecting bolt 509 is rotated, the limit of the annular connecting plate 510 is released, the feeding disc 501 on the production line is detached from the turntable 508, and then the feeding disc 501 with the new packing belt 6 roll installed is installed on the turntable 508.

Loosening the connecting nut 511, outwards rotating the connecting bolt 509, making the connecting bolt 509 move out of the limit slot 501001, lifting away the feeding disc 501 by a crane, completing the rapid disassembly of the feeding disc 501, wherein the process of assembling and disassembling the feeding disc 501 is opposite to the disassembly process, which is not repeated here, and the process of assembling and disassembling the feeding disc 501 is simple and convenient, thereby improving the working efficiency of replacing or supplementing the packing belt 6 roll.

The work flow of mounting the bale belt 6 roll to the feed tray 501 under line: firstly, a packing belt 6 roll is placed on the feeding disc 501, a center hole of the packing belt 6 roll is sleeved on the positioning boss 50101, the jacking bolt 505 is rotated to jack the inner side wall of the packing belt 6, the packing belt 6 roll is fixed on the feeding disc 501, and the process of installing the packing belt 6 roll is convenient and fast, so that the working efficiency is improved.

The packing equipment has simple operation process and realizes automation

The packing equipment can pack the steel coil by using a thick steel belt with the thickness of 2-3mm, the head and the tail of the packing belt 6 are respectively welded and fixed with the tongue and the tail of the steel coil, the strength of the thick packing belt 6 is high, the welding and fixing mode is firmer, and the packing quality of the steel coil is reliable. The equipment is compact in arrangement, simple in structure and easy to maintain, and can be in seamless butt joint with an original production line. The method is simple, the packaging rhythm is fast, the automation of the packaging process can be realized, and the production efficiency of the packaging link can be greatly improved. The packaging belt 6 is highly compatible, a steel belt with the thickness range of 2-3mm and the width range of 30-50mm can be used, and a user can obtain the steel belt by longitudinally shearing the own steel coil, so that the purchasing of the steel belt special for packaging finished products is avoided, and the production cost is reduced.

The working process of the steel coil circumferential packing equipment comprises the following steps:

s1, moving a steel coil 7 to be processed to a clamping position of a steel coil packing, rotating and transporting device 1;

s2, clamping the outer side wall of the steel coil 7 to be processed by the holding assembly, tightening the steel coil 7 to be processed by rotating the steel coil 7 to be processed, and stopping rotating the steel coil 7 to be processed when the tongue tail of the steel coil 7 to be processed reaches the welding position of the packing belt 6;

s3, arranging the packing belts 6 in the packing belt 6 feeding device by the packing belt 6 belt feeding device, and conveying the packing belts through the packing belt 6 guiding device 3, wherein the packing belt 6 belt feeding device stops feeding the belts when the heads of the packing belts 6 reach the welding position of the packing belts 6;

s4, welding the head of the packing belt 6 to the tail of the steel coil tongue by a packing belt 6 welding device;

s5, the packing rotating and transporting device drives the steel coil 7 to be processed to rotate, the packing belt 6 feeding device continuously releases the packing belt 6 by pulling the packing belt 6 when the steel coil 7 to be processed rotates, and the packing belt 6 is wound on the outer ring of the steel coil when the steel coil 7 to be processed rotates;

s6, cutting the packing belt 6 when the packing belt 6 feeding device detects that the release of the packing belt 6 reaches a set value;

s7, the packing, rotating and transporting device continues to drive the steel coil 7 to be processed to rotate until the tail of the packing belt 6 reaches the welding position, and the steel coil 7 to be processed stops rotating;

and S8, welding the tail part of the packing belt 6 to the tail part of the steel coil tongue by using a packing belt 6 welding device.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (9)

1. The utility model provides a coil of strip circumference baling equipment which characterized in that includes:

the steel coil packing, rotating and transporting device (1) is used for winding a packing belt (6) on the outer side of a steel coil (7) to be processed;

the steel coil packing belt (6) welding device (2) is used for welding the packing belt (6) and the steel coil (7) to be processed;

the steel coil packing and conveying device (4) is used for conveying a packing belt (6) to the steel coil packing and rotating conveying device (1);

a feeding device (5) of a steel coil packing belt (6) for conveying the packing belt (6) to the steel coil packing belt feeding device (4).

2. The steel coil circumferential packing equipment as claimed in claim 1, wherein: the steel coil packaging, rotating and transporting device (1) comprises a frame (101) and two conveying roller sets arranged side by side, wherein each conveying roller set comprises a plurality of conveying rollers, the conveying rollers are rotatably connected with the frame (101), the two conveying roller sets are respectively and correspondingly provided with driving assemblies for driving the conveying rollers in the conveying roller sets to rotate, and conveying channels are formed on the two conveying roller sets;

each conveying roller set is correspondingly provided with a clamping assembly, and a clamping position for clamping a steel coil (7) to be processed is formed between the two clamping assemblies;

the clamping assembly comprises a clamping mounting plate (111), a clamping cylinder (107) and two clamping rollers (108) which are rotatably connected with the clamping mounting plate (111), a shell of the clamping cylinder (107) is fixedly connected with the frame (101), and an output shaft of the clamping cylinder (107) is hinged with the clamping mounting plate (111);

the distance between the axes of the two clamping rollers (108) is smaller than the diameter of the steel coil (7) to be processed;

the frame (101) is fixedly provided with a guide rod (109) arranged along the moving direction of a clamping mounting plate (111), the clamping mounting plate (111) is fixedly provided with a linear bearing (110) matched with the guide rod (109), and the guide rod (109) is arranged on the inner side of the linear bearing (110);

the height of the clamping roller (108) is greater than that of the steel coil (7) to be processed;

the conveying roller and the clamping roller (108) are both structural members made of wear-resistant steel;

the conveying roller in the conveying roller group is provided with a gear, the gears of adjacent conveying rollers are meshed through a connecting gear, the conveying roller group comprises a first conveying roller group (102) and a second conveying roller group (103), the driving assembly comprises a first motor (104) and a second motor (105), an output shaft of the first motor (104) is fixedly provided with a first transmission gear, and the first transmission gear is meshed with the gear on the conveying roller in the first conveying roller group (102);

and a transmission roller (106) is fixedly arranged on an output shaft of the second motor (105), the transmission roller (106) is rotatably connected with the frame (101), a second transmission gear is fixedly arranged on the transmission roller (106), and the second transmission gear is meshed with a gear on a transmission roller in the second transmission roller set (103).

3. The steel coil circumferential packing equipment as claimed in claim 1, wherein: the welding device (2) for the steel coil packing belt (6) comprises a welding base (201), a welding assembly (202) and a pressing wheel (203), the pressing wheel (203) is rotatably connected with the pressing rod (208), the pressing rod (208) is movably connected with the welding base (201), the welding assembly (202) is correspondingly provided with a welding linear driving assembly (204) for driving the welding assembly (202) to move, the pressing rod (208) is correspondingly provided with a pressing linear motion assembly (205) for driving the pressing rod (208) to move, and the moving directions of the welding assembly (202) and the pressing rod (208) are consistent;

the welding linear driving assembly (204) is a welding driving cylinder, a shell of the welding driving cylinder is hinged with the welding base (201), and an output shaft of the welding driving cylinder is hinged with the welding assembly (202);

a pressing guide block (207) is fixedly arranged on the pressing rod (208), a guide bottom plate (217) is fixedly arranged on the welding base (201), guide side plates (218) are fixedly arranged on two sides of the guide bottom plate (217), a guide top plate (219) is fixedly arranged at the top ends of the guide side plates (218), a pressing guide channel matched with the pressing guide block (207) is formed between the bottom plate (217) and the top plate (219) and between the two side plates (218), and the guide block is arranged on the inner side of the guide channel;

the end surfaces of the bottom plate (217), the top plate (219) and the two side plates (218) close to the guide channel are fixedly provided with a compression sliding plate (220), and the compression sliding plate (220) is a structural member made of nylon;

both sides have set firmly welding guide block (206) on welding subassembly (202), set firmly two and correspond L shape deflector (216) that set up on welding base (201), form between welding base (201) and two L shape deflectors (216) and welding guide block (206) assorted welding direction passageway, install in welding direction passageway inboardly welding guide block (206), all set firmly welding slide (221) on welding base (201), L shape deflector (216) are close to the terminal surface of welding direction passageway, welding slide (221) are the structure of nylon material.

4. The steel coil circumferential packing equipment as claimed in claim 3, wherein: the axis of the pressing wheel (203) is perpendicular to the welding base (201), a pressing annular groove (20301) is formed in the side wall of the pressing wheel (203), the depth of the pressing annular groove (20301) is smaller than the thickness of the packing belt (6), and the width of the pressing annular groove (20301) is matched with the width of the packing belt (6);

the welding assembly (202) is a resistance welding machine, the resistance welding machine comprises two welding guns (20201), the heights of the two welding guns (20201) are consistent, and the two welding guns are respectively positioned on two sides of the axis of the pressing wheel (203);

a limiting plate (215) is fixedly arranged on the welding assembly (202), a limiting mounting seat (209) is fixedly arranged on the welding base (201), a threaded hole is formed in the limiting mounting seat (209), a limiting bolt (210) is correspondingly arranged on the limiting plate (215), and the limiting bolt (210) is in threaded connection with the limiting mounting seat (209);

a stud of the limiting bolt (210) limits the limiting plate (215), and a buffer (211) is fixedly arranged at one end, close to the limiting plate (215), of the stud;

the welding base (201) is provided with a first position sensor (213) and a second position sensor (214), the position sensors correspond to the position of the lower limiting plate (215) of the welding assembly (202) in the contraction state, and the second position sensor (214) corresponds to the position of the lower limiting plate (215) of the welding assembly (202) in the extension state;

the welding base (201) is provided with an adjusting plate (212) fixedly, the adjusting plate (212) is provided with a strip-shaped through hole (21201) arranged along the moving direction of the welding assembly (202), and the position sensing device II (214) can be movably connected with the strip-shaped through hole (21201) on the inner side.

5. The steel coil circumferential packing equipment as claimed in claim 1, wherein: the steel coil circumferential packing equipment further comprises a packing belt (6) guiding device (3), the packing belt (6) guiding device (3) comprises a guiding base (401) and two side guide plates (402) which are arranged in parallel, the bottom ends of the two side guide plates (402) are fixedly connected with the guiding base (401), a packing belt (6) guiding channel is formed between the two side guide plates (402), one end of the packing belt (6) guiding channel corresponds to a discharge hole of a belt conveying device of the packing belt (6), and the other end of the packing belt (6) guiding channel corresponds to the side wall of a steel coil (7) to be processed;

the packaging belt is characterized in that vertical guide wheels (405) are arranged on the guide base (401), the vertical guide wheels (405) are rotatably connected with the guide base (401), the number of the vertical guide wheels (405) is multiple, the vertical guide wheels are uniformly arranged along the length direction of the side guide plate (402), the side wall of each vertical guide wheel (405) protrudes out of the end surface of the side guide plate (402) close to a guide channel of the packaging belt (6), and every two vertical guide wheels (405) are correspondingly arranged to form a vertical guide wheel set; a roller guide channel is formed between the two vertical guide wheels (405) of each guide wheel set;

a flat guide wheel (403) group is correspondingly arranged on a roller guide channel of each guide wheel group, each flat guide wheel group comprises two flat guide wheels (403), each flat guide wheel (403) is rotatably connected with a guide base (401), the roller guide channel is positioned between the two flat guide wheels (403), one flat guide wheel (403) is rotatably and fixedly connected with the guide base (401), the other flat guide wheel (403) is rotatably connected with a flat guide mounting plate, the guide mounting plate is provided with an adjusting hole, a mounting screw rod (404) is fixedly arranged on the guide base (401), the mounting screw rod (404) penetrates through the adjusting hole, the mounting screw rod (404) is correspondingly provided with two adjusting nuts (408), and the adjusting nuts (408) are both in threaded connection with the mounting screw rod (404) and clamp the guide mounting plate;

one end of the side guide plate (402) close to the belt feeding device of the packing belt (6) is bent outwards to form an inclined plate (406), a trapezoidal guide channel is formed between the two inclined plates (406), and cover plates (407) are fixedly arranged on the two inclined plates (406).

6. The steel coil circumferential packing equipment as claimed in claim 1, wherein: the steel coil packing and feeding device (4) comprises:

a belt length detection means (303), the belt length detection means (303) detecting the moving length of the packing belt (6);

a strap shearing assembly (305), wherein the strap shearing assembly (305) shears the packing strap (6);

the clamping and conveying assembly (304), the clamping and conveying assembly (304) clamps the packing belt (6) and drives the packing belt (6) to move to the belt shearing assembly (305);

-a tensioning assembly (302) for clamping the strapping band (6) such that tension is generated in the strapping band (6) between the tensioning assembly (302) and the pinch assembly (304), the band length detection assembly (303) being mounted between the pinch assembly (304) and the tensioning assembly (302).

7. The steel coil circumferential packing equipment as claimed in claim 6, wherein: the pinch assembly (304) comprises a driving pinch roll (30402) and a driven pinch roll (30401) which is arranged corresponding to the driving pinch roll (30402), the driving pinch roll (30402) is correspondingly provided with a pinch rotation driving assembly (30407) for driving the driving pinch roll (30402) to rotate, the driven pinch roll (30401) is rotatably connected with a pinch sliding plate (30405), and the pinch sliding plate (30405) is correspondingly provided with a pinch linear motion assembly (30406) for driving the sliding plate to move linearly;

a clamping position for clamping the packing belt (6) is formed between the driving pinch roll (30402) and the driven pinch roll (30401);

the pinch rotating drive component (30407) is a motor, a shell of the motor is fixedly connected with the belt conveying base (301), and an output shaft of the motor is fixedly connected with the driving pinch roll (30402);

the linear motion sending assembly is an air cylinder, a shell of the air cylinder is hinged with the belt conveying base (301), and an output shaft of the air cylinder is hinged with the pinch sliding plate (30405);

a pinch annular boss (30404) is fixedly arranged on the side wall of the driving pinch roll (30402), a pinch annular groove (30403) matched with the pinch annular boss (30404) is formed in the side wall of the driven pinch roll (30401), and a clamping position for clamping a packing belt (6) is formed between the pinch annular boss (30404) and the pinch annular groove (30403);

the outer surfaces of the clamping and conveying annular boss (30404) and the clamping and conveying annular groove (30403) are provided with anti-skid lines;

the tensioning assembly (302) comprises a movable tensioning roller (30202) and two fixed tensioning rollers (30201), the fixed tensioning roller (30201) is rotatably connected with the belt feeding base (301), the movable tensioning roller (30202) is rotatably connected with a tensioning sliding plate (30204), the tensioning sliding plate (30204) is correspondingly provided with a tensioning linear motion assembly for driving the tensioning sliding plate (30204) to linearly move, and the tensioning sliding plate (30204) is movably connected with the belt feeding base (301);

the two fixed tensioning rollers (30201) are arranged perpendicular to the belt feeding base (301), and the position of the gap between the movable tensioning roller (30202) and the two fixed tensioning rollers (30201) corresponds;

the tensioning linear motion assembly comprises a tensioning screw rod (30203) and a tensioning nut (30205) matched with the tensioning screw rod (30203), the tensioning nut (30205) is fixedly connected with the tape conveying base (301), and the tensioning screw rod (30203) and the tensioning nut (30205) are installed in a matched mode;

one end of the tensioning screw rod (30203) is fixedly provided with a tensioning limiting disc (30207), the diameter of the tensioning limiting disc (30207) is larger than that of the tensioning screw rod (30203), the other end of the tensioning screw rod is fixedly provided with a handle, a limiting groove matched with the tensioning limiting disc (30207) is formed in the tensioning sliding plate (30204), and the tensioning limiting disc (30207) is installed on the inner side of the limiting groove;

the tensioning device is characterized in that the tensioning device comprises a movable tensioning roller (30202) and a fixed tensioning roller (30201), wherein a tensioning annular groove (30206) matched with a packing belt (6) is formed in the side wall of the tensioning roller, and the width of the tensioning annular groove (30206) is matched with the width of the packing belt (6).

8. The steel coil circumferential packing equipment as claimed in claim 6, wherein: the belt shearing assembly (305) comprises a fixed shearing edge (30501) and a movable shearing edge (30502), the fixed shearing edge (30501) is fixedly connected with the belt conveying base (301), and the movable shearing edge (30502) is correspondingly provided with a belt shearing linear motion assembly (30504) for driving the movable shearing edge (30502) to move linearly;

the belt shearing linear motion assembly (30504) is a hydraulic cylinder, a shell of the hydraulic cylinder is fixedly connected with the belt conveying base (301), and an output shaft of the hydraulic cylinder is fixedly connected with the movable shear blade (30502) through a belt shearing sliding plate (30503);

a working position for shearing the packing belt (6) is formed between the fixed shear blade (30501) and the movable shear blade (30502);

the blade of the fixed shear blade (30501) is perpendicular to the belt conveying base (301), the blade of the movable shear blade (30502) is obliquely arranged, and an included angle formed between the blade of the movable shear blade (30502) and the blade of the fixed shear blade (30501) is 1-4 degrees;

the heights of the fixed shear blade (30501) and the movable shear blade (30502) are greater than the width of the packing belt (6);

a gap is formed between the side wall of the fixed shear blade (30501) close to the movable shear blade (30502) and the movable shear blade (30502), and the width of the gap is 0.2mm-0.3mm;

the belt length detection assembly (303) comprises a detection roller (30301) and a tightening roller (30302), wherein the detection roller (30301) is rotatably connected with the belt conveying base (301); the detection roller (30301) is correspondingly provided with an encoder (30303), a shell of the encoder (30303) is fixedly connected with the belt conveying base (301), and an output shaft of the encoder (30303) is coaxially arranged with the detection roller (30301) and fixedly connected with the detection roller (30301);

the tightening roller (30302) is rotatably connected with the detection sliding plate (30304), a guide rail is fixedly arranged on the base, the detection sliding plate (30304) is movably connected with the guide rail, and the detection sliding plate (30304) is correspondingly provided with a detection linear motion assembly for driving the detection sliding plate (30304) to move in the guide rail direction;

a clamping position for clamping the packing belt (6) is formed between the detection roller (30301) and the jacking roller (30302);

the linear motion detection assembly comprises a detection lead screw (30305) and a detection nut (30308) matched with the detection lead screw (30305), the detection nut (30308) is fixedly connected with the belt conveying base (301), and the detection lead screw (30305) and the detection nut (30308) are installed in a matched mode;

a handle is fixedly arranged at one end of the detection screw rod (30305), and the detection screw rod (30305) corresponds to the detection sliding plate (30304);

a jacking plate (30306) is arranged between the detection sliding plate (30304) and the detection linear motion assembly, a guide hole is formed in the jacking plate (30306), a jacking guide rod (30310) is arranged in the guide hole, and the jacking guide rod (30310) penetrates through the guide hole and is fixedly connected with the detection sliding plate (30304) through threads;

a compression spring (30309) is arranged between the detection sliding plate (30304) and the tightening plate (30306), and the compression spring (30309) is mounted on the outer side of the tightening guide rod (30310);

a detection limiting disc (30307) is fixedly arranged at one end, far away from the handle, of the detection screw rod (30305), the diameter of the detection limiting disc (30307) is larger than that of the detection screw rod (30305), a rotating block corresponding to the detection limiting disc (30307) is fixedly arranged on the tightening plate (30306), a rotating groove corresponding to the detection limiting disc (30307) is formed in the rotating block, and the detection limiting disc (30307) is arranged on the inner side of the rotating groove;

the side walls of the detection roller (30301) and the jacking roller (30302) are provided with anti-slip lines.

9. The steel coil circumferential packing equipment as claimed in claim 1, characterized in that: the feeding device (5) for the steel coil packing belt (6) comprises a rotary disc (508), a feeding base (502) and a feeding disc (501), wherein the rotary disc (508) is rotatably connected with the feeding base (502), the feeding disc (501) is detachably connected with the rotary disc (508), a positioning boss (50101) matched with a central hole of the packing belt (6) is fixedly arranged at the upper end of the feeding disc (501), a plurality of positioning blocks (504) are fixedly arranged on the positioning boss (50101), threaded holes corresponding to inner walls of the packing belt (6) are formed in the positioning blocks (504), tightening bolts (505) are correspondingly arranged on the inner walls of the packing belt (6) in a rolling mode, the tightening bolts (505) are in threaded connection with the positioning blocks (504), and the tightening bolts (505) tightly press the inner walls of the packing belt (6) in a rolling mode;

the rotary table (508) is rotatably connected with the feeding base (502) through a bearing (503), the rotary table (508) is fixedly connected with the outer ring of the bearing (503), and the base is fixedly connected with the inner ring of the bearing (503);

a brake disc (506) is arranged on the outer ring of the bearing (503), a brake (507) corresponding to the brake disc (506) is fixedly arranged on the feeding base (502), the brake (507) comprises two correspondingly arranged brake pads, a brake clamping position is formed between the two brake pads, the brake disc (506) is arranged between the two brake pads, and the brake pads are correspondingly provided with driving components for driving the brake pads to move and clamp the brake disc (506);

the brake disc (506) is a structural member made of wear-resistant steel;

the feeding disc (501) is provided with a circular mounting groove at the bottom end, the rotary disc (508) is provided with a circular mounting boss matched with the circular mounting groove at the upper end, the circular mounting groove and the feeding disc (501) are coaxially arranged, the circular mounting boss is mounted on the inner side of the circular mounting groove, the circular mounting boss and the rotary disc (508) are coaxially arranged, and the positioning boss (50101) and the feeding disc (501) are coaxially arranged;

a plurality of connecting bolts (509) are arranged on the rotating disc (508),

an annular connecting plate (510) is fixedly arranged on the feeding disc (501), a limiting groove (501001) matched with a connecting bolt (509) is formed in the side wall of the annular connecting plate (510), one end of the connecting bolt (509) is hinged to the rotary disc (508), the other end of the connecting bolt (509) is installed on the inner side of the limiting groove (501001), a connecting nut (511) is arranged at one end, far away from the rotary disc (508), of the connecting bolt (509), the connecting nut (511) is in threaded connection with the connecting bolt (509), and the annular connecting plate (510) is tightly propped by the connecting nut (511);

the connecting bolts (509) are uniformly arranged along the axis of the rotating disc (508) in the axial direction;

the feeding discs (501) are multiple in number and have multiple types, and the positioning bosses (50101) of different types have different diameters, so that the feeding discs are suitable for packing belt (6) rolls without inner diameters.

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