An automatic rewinding system for PVC decorative film

Abstract

The present invention discloses an automatic rewinding system for PVC decorative film, comprising an equipment body, a material dividing mechanism, a waste material rewinding mechanism and a finished product rewinding mechanism. The equipment body is provided with a plurality of guide rollers for passing the rewinding material belt, and the head end of the equipment body is provided with an original material roller for the original material belt to be rewound. The rewinding material belt is connected with the finished product rewinding mechanism or the waste material rewinding mechanism in sequence by the original material roller via a plurality of guide rollers and the material dividing mechanism provided on the equipment body. The present invention has a reasonable structural design and adopts a material dividing structure, which is convenient for effectively cutting the waste material, effectively ensures the portability and safety of the operation of cutting the waste material, can cut the material belt with a custom width or cut off the edge and corner waste material, and can also fix the adaptive barrel with a custom width, thereby meeting the diversified production requirements of the equipment, reducing the investment in the number of equipment models, reducing the production cost and reducing the area of ​​the factory.

Description

Technical Field

[0001] The invention relates to the field of decorative material processing, and in particular to an automatic rewinding system for PVC decorative films. Background Art

[0002] Rewinders are generally used for rewinding and slitting mica tapes, paper, and films, and they play the role of cutting in two. They are often used to slit wide rolls of materials, and they play an important role in the subsequent re-slitting. They are special equipment for paper, mica tapes, and films. Since rewinders are currently produced in a standardized manner, they cannot meet the needs of various industries when used in various industries. In particular, in wallpaper production, traditional rewinders have the following problems: (1) In the rewinding section of wallpaper production, when traditional rewinders encounter residual materials and waste, they need to be cut manually and then set on the waste rewinding roller, which is relatively difficult to operate. (1) The process of rewinding the wallpaper is complicated, and because the cutting position is on the inside, the cutting and pulling operations are inconvenient, and it is also easy to cause safety hazards; (2) In wallpaper production, traditional rewinding equipment cannot customize the width according to customer needs and cannot meet actual customer needs; (3) The loading and unloading of the barrel of the rewinding equipment is complicated, especially after rewinding. The finished product is heavy and cannot be removed by one person, which consumes a lot of manpower and is prone to the risk of being hit; (4) At present, traditional rewinding equipment cannot be adaptively adjusted according to the actual width of the barrel, and multiple types of rewinding machines are required for rewinding, which increases the equipment cost and equipment footprint. Summary of the invention

[0003] The purpose of the present invention is to overcome the above-mentioned deficiencies in the prior art and to provide a PVC decorative film automatic rewinding system with a reasonable structural design.

[0004] The technical solution adopted by the present invention to solve the above-mentioned problem is: a PVC decorative film automatic rewinding system, including an equipment body, a material dividing mechanism, a waste material rewinding mechanism, and a finished product rewinding mechanism. The equipment body is provided with a plurality of guide rollers for passing the rewinding material belt, and the head end of the preparation body is provided with an original material roller for the original material belt to be rewound. The rewinding material belt is connected to the finished product rewinding mechanism or the waste material rewinding mechanism by the original material roller in turn through a plurality of guide rollers provided on the equipment body and the material dividing mechanism.

[0005] The material dividing mechanism comprises a fixed frame, a clamping module and a material cutting mechanism, the clamping module and the material cutting mechanism are both adapted and fixedly arranged on the fixed frame, the clamping module comprises a first auxiliary roller, a fixed clamping roller and a movable clamping roller, the fixed clamping roller is fixed to the first auxiliary roller, the movable clamping roller is rotatably connected to the first auxiliary roller, the movable clamping roller is connected to a first driving device, the first driving device drives the movable clamping roller to rotate, the rewinding material belt is passed between the movable clamping roller and the fixed clamping roller and is fitted on the first auxiliary roller The wheel surface of the wheel makes the wheel surface of the movable clamping roller fit with the wheel surface of the fixed clamping roller. The cutting mechanism includes a cutting knife and a second driving device. The cutting knife is arranged on the side of the rewinding material belt. The second driving device is arranged horizontally relative to the rewinding material belt. The cutting knife is arranged on the second driving device, so that the second driving device drives the cutting knife to move horizontally on the rewinding material belt to cut off the rewinding material belt. The outer side of the fixed frame is rotatably arranged on the equipment body, and the fixed frame is connected to a third driving device, so that the third driving device drives the fixed frame to rotate upward.

[0006] The conveyor belt mechanism is fixed on the storage rack so that the belt of the conveyor belt mechanism rotates on the storage rack, and a plurality of conveyor belts are fixed on the belt end surface of the conveyor belt mechanism at equal intervals, and the inner end surface of the conveyor belt is in an arc shape adapted to the conveyor, and the conveyor is arranged on the conveyor belt, and the conveyor belt is provided with a bracket, and the conveyor belt is rotatably arranged on the transfer rack and driven to rotate by a fifth driving device, and two groups of feeding devices are respectively arranged on both sides of the equipment body, and the conveyor belt is provided on one side of the conveyor belt transfer rack, so that the corresponding two groups of conveyor belts rotate toward the conveyor belt storage rack, and the conveyor belt supports the conveyor belt to pass through the top of the storage rack, and the conveyor belt rolls into the bracket of the conveyor belt.

[0007] Further: the waste rewinding mechanism includes a waste rewinding roller and a lifting device, the waste rewinding roller is arranged on the upper side of the auxiliary material mechanism, the waste rewinding roller is arranged on the lifting device, the lifting device includes a fixed rod and a lifting drive device, one end of the fixed rod is hinged to the upper side of the equipment body, the waste rewinding roller is rotatably arranged at the other end of the fixed rod and connected to a fourth drive device to drive the rotation, the base of the lifting device is rotatably arranged on the lower side of the equipment body, the acting component of the lifting device is hinged to the middle part of the fixed rod, and the telescopic action of the acting component of the lifting device drives the waste rewinding roller to rise or fall.

[0008] Further: the rewinding device includes a rewinding frame, a sixth driving mechanism and a limit sleeve, the limit sleeve is slidably arranged on the rewinding frame, the sixth driving mechanism is connected to one end of the limit sleeve, driving the limit sleeve to slide laterally along the rewinding frame, the other end of the limit sleeve is provided with a truncated cone-shaped limit head and is adapted to be matched with the through holes at both ends of the barrel, the limit head of the limit sleeve is connected to the seventh driving device to drive it to rotate relative to the rewinding frame.

[0009] Furthermore: the first drive device, the third drive device, the fourth drive device, the fifth drive device and the seventh drive device are all driven by drive motors, and the lifting drive device adopts a telescopic cylinder or a telescopic oil cylinder.

[0010] Further: the second driving device of the material dividing mechanism includes a wiring slide rod and a screw motor, the wiring slide rod is fixed to the fixing frames on both sides of the equipment body, the sliding shell of the cutting knife is slidably set on the wiring slide rod and is penetrated through the screw of the screw motor through threaded cooperation, the screw of the screw motor is set parallel to the wiring slide rod, and the screw motor is fixedly set on the fixing frame on one side of the equipment body.

[0011] Further: two sets of cutting knives are slidably arranged on the wiring slide bar, each of the cutting knives is connected to a set of screw motors, and the two sets of screw motors are respectively arranged on the fixed frames on both sides of the equipment body. The cutting knife includes a shell, a knife body and a right-angle drive cylinder. The end of the knife body is rotatably arranged on the shell, and the driving shaft of the right-angle drive cylinder is fixed to the end of the knife body to drive the knife body to rotate ninety degrees.

[0012] Further: the sixth driving mechanism includes a housing, a driving disk, a turbine, a driving rod, a worm, a slider and a guide screw, the guide screw is laterally rotatably arranged on the housing, a first fixed wing on one side of the slider is arranged on the screw through threaded cooperation, the driving rod is laterally rotatably arranged and fixed to one end of the guide screw (430), the driving rod sleeve is fixed with a worm gear, the worm is meshed with the turbine, the driving disk is fixed to the worm through a first connecting shaft, the driving disk is rotatably arranged on the housing, the limiting shaft sleeve is slidably arranged on the housing and fixed to the slider, the head end of the limiting shaft sleeve is provided with a preset slot for fixing the seventh driving device, and the seventh driving device is arranged in the slot and fixed by a bolt.

[0013] Further: a guide slide bar is arranged on the upper side of the slider, a second fixed wing on the other side of the slider is slidably arranged on the guide slide bar, a limiting plate is arranged on the mounting groove body above the shell, the limiting plate is arranged with a ratchet bar, a pawl adapted to the ratchet bar is hingedly arranged on the second fixed wing, the pawl is arranged with a spring, one end of the spring is fixed to the second fixed wing, and the other end of the spring is fixed to the pawl.

[0014] Compared with the prior art, the present invention has the following advantages and effects:

[0015] (1) The structural design is reasonable and the material separation structure is adopted, which facilitates the effective cutting of waste materials and effectively ensures the portability and safety of the waste separation operation.

[0016] (2) The material strip can be cut into custom widths or the scraps can be cut off. At the same time, the barrel of custom width can be fixed, which meets the diversified production requirements of equipment, reduces the investment in the number of equipment models, reduces production costs and reduces the area of ​​the factory.

[0017] (3) The loading and unloading of materials is convenient during the rewinding operation, which effectively improves the efficiency of loading and unloading and reduces labor input. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the finished product rewinding operation of the automatic rewinding system for PVC decorative film according to an embodiment of the present invention.

[0019] Figure 2 Schematic diagram of waste rewinding operation of the automatic rewinding system for PVC decorative film according to an embodiment of the present invention.

[0020] Figure 3 It is a structural schematic diagram of the material dispensing mechanism according to an embodiment of the present invention.

[0021] Figure 4 It is a structural schematic diagram of the material dispensing mechanism according to an embodiment of the present invention.

[0022] Figure 5 It is a schematic structural diagram of a feeding device according to an embodiment of the present invention.

[0023] Figure 6 It is a schematic structural diagram of a rewinding device according to an embodiment of the present invention.

[0024] Figure 7 It is a schematic diagram of the structure of the sixth driving device of an embodiment of the present invention.

[0025] Figure 8 It is a schematic diagram of the connection structure between the ratchet bar and the pawl according to an embodiment of the present invention.

[0026] Figure numbers: equipment body 1, material dividing mechanism 2, waste material rewinding mechanism 3, finished product rewinding mechanism 4, guide roller 5, original material roller 6, rewinding material belt 7, barrel 8, fixed frame 21, clamping module 22, cutting mechanism 23, first auxiliary roller 221, fixed clamping roller 222, movable clamping roller 223, first driving device 224, cutting knife 231, second driving device 232, third driving device 24, feeding device 41, rewinding device 42, barrel storage rack 411, barrel transfer rack 412, storage rack 413, barrel drag 414, transport belt mechanism 415, barrel drag rod 416, bracket 417, fifth driving device Device 418, waste rewinding roller 31, lifting device 32, fixing rod 33, fourth driving device 34, rewinding frame 421, sixth driving mechanism 422, limiting sleeve 423, limiting head 420, seventh driving device 436, routing slide bar 233, screw motor 234, shell 236, knife body 237, right-angle driving cylinder 238, shell 424, driving disk 425, driving gear set 426, turbine 427, worm 428, slider 429, guide screw 430, first fixed wing 431, limiting plate 432, ratchet bar 433, pawl 434, spring 435, second fixed wing 438, guide slide bar 439. DETAILED DESCRIPTION

[0027] The present invention will be further described in detail below with reference to the accompanying drawings and by way of examples. The following examples are intended to explain the present invention but the present invention is not limited to the following examples.

[0028] See also Figure 1-Figure 8 , the present embodiment is a PVC decorative film automatic rewinding system, comprising an equipment body 1, a material separation mechanism 2, a waste material rewinding mechanism 3, and a finished product rewinding mechanism 4, the equipment body 1 is provided with a plurality of guide rollers 5 for passing through the rewinding material belt 7, the head end of the equipment body is provided with an original material roller 6 for the original material belt to be rewound, the rewinding material belt 7 is connected with the finished product rewinding mechanism 4 or the waste material rewinding mechanism 3 by the original material roller 6 in turn through the plurality of guide rollers 5 provided on the equipment body 1 and the material separation mechanism 2; and the present embodiment is used for the rewinding operation of the PVC decorative film;

[0029] Specifically, the material dividing mechanism 2 includes a fixed frame 21, a clamping module 22 and a cutting mechanism 23. The clamping module 22 and the cutting mechanism 23 are both adapted and fixedly arranged on the fixed frame 21. The clamping module 22 includes a first auxiliary roller 221, a fixed clamping roller 222 and a movable clamping roller 223. The fixed clamping roller 222 is fixed to the first auxiliary roller 221, and the movable clamping roller 223 is rotatably connected to the first auxiliary roller 221. The movable clamping roller 223 is connected to a first driving device 224. The first driving device 224 drives the movable clamping roller 223 to rotate, and the rewinding material belt 7 is arranged between the movable clamping roller 223 and the fixed clamping roller 222 and is arranged on the wheel surface of the first auxiliary roller 221, so that the wheel surface of the movable clamping roller 223 is in contact with the surface of the fixed clamping roller 222. The cutting mechanism 23 includes a cutting knife 231 and a second driving device 232. The cutting knife 231 is arranged on the side of the rewinding material belt 7, and the second driving device 232 is arranged horizontally relative to the rewinding material belt 7. The cutting knife 231 is arranged on the second driving device 232, so that the second driving device 232 drives the cutting knife 231 to move horizontally to act on the rewinding material belt 7 to cut off the rewinding material belt 7, the outer side of the fixed frame 21 is rotatably arranged on the equipment body 1, and the fixed frame 21 is connected to the third driving device 24, so that the third driving device 24 drives the fixed frame 21 to rotate upward. In the above-mentioned material dividing mechanism 2 of this embodiment, its working steps are as follows: when the residual material waste segment is found manually, the first driving device 224 is driven to rotate, so that the movable clamping roller 223 fits with the fixed clamping roller 222 to clamp the material strip, and the cutting knife 231 cuts the material strip. At this time, the third driving device 24 drives the fixed frame 21 to rotate upward, and the cut part is pulled outward, so that the position is closer to the worker operating position on one side of the equipment body 1, which is convenient for the worker's operation. At this time, the clamping restriction is cancelled, and the material strip is pulled to be attached to the waste material rewinding mechanism 3 for rewinding, and the residual material is rewound. When the residual material is rewound, the head end of the material strip is removed and attached to the finished product rewinding mechanism 4, and the material dividing mechanism 2 returns to its position, and the rewinding operation is performed.

[0030] The finished product rewinding mechanism 4 described in this embodiment includes a loading device 41 and a rewinding device 42, the loading device 41 includes a barrel storage rack 411 and a barrel transfer rack 412, the barrel storage rack 411 includes a storage rack 413, a barrel drag 414 and a conveying belt mechanism 415, the conveying belt mechanism 415 is fixed on the storage rack 413 so that the belt of the conveying belt mechanism 415 rotates on the storage rack 413, a plurality of barrel drags 414 are fixed at equal intervals on the belt end surface of the conveying belt mechanism 415, the inner end surface of the barrel drag 414 is an arc-shaped adapted to the barrel 8, the barrel 8 is arranged on the barrel drag 414, the barrel transfer rack 412 includes a barrel drag rod 416 and a transfer rack, the barrel drag rod 416 is provided with a bracket 417, the barrel drag rod 416 is rotatably arranged on the transfer rack and driven to rotate by the fifth driving device 418, and two groups of loading devices are respectively arranged on both sides of the equipment body 1 41, the barrel storage rack 411 is set on one side of the barrel transfer rack 412, so that the corresponding two groups of barrel drag rods 416 rotate toward the barrel storage rack 411, the barrel drag 414 supports the barrel 8 through the top of the storage rack 413, and the barrel 8 rolls into the bracket 417 of the barrel drag rod 416; this embodiment specifically involves the structure of the rewinding mechanism, in which the traditional rewinding drive device is generally integrated with the equipment body 1, which is inconvenient to carry and load, so a split automatic up and down The device of the barrel 8, wherein its working is that the barrel drag 414 is provided with the barrel 8 to be rewound, when material is needed, the barrel drag rod 416 rotates toward the barrel drag 414, when the barrel drag 414 passes the highest point, the barrel 8 on the barrel drag 414 rolls into the bracket 417 of the barrel 8 bracket, at this time the barrel drag 414 rack is reset to perform the rewinding operation, when unloading the material, the barrel 8 bracket rotates to the other side, and the rewound barrel 8 is rolled onto the transfer forklift on one side that is ready to operate.

[0031] The waste rewinding mechanism 3 described in this embodiment includes a waste rewinding roller 31 and a lifting device 32, wherein the waste rewinding roller 31 is arranged on the upper side of the auxiliary material mechanism, and the waste rewinding roller 31 is arranged on the lifting device 32, and the lifting device 32 includes a fixed rod 33 and a lifting drive device, one end of the fixed rod 33 is hinged to the upper side of the equipment body 1, the waste rewinding roller 31 is rotatably arranged on the other end of the fixed rod 33 and is connected to the fourth drive device 34 to drive rotation, the base of the lifting device 32 is rotatably arranged on the lower side of the equipment body 1, the active component of the lifting device 32 is hinged to the middle part of the fixed rod 33, and the active component of the lifting device 32 drives the waste rewinding roller 31 to rise or fall by telescopic action, and the present structure specifically involves the structure of the waste rewinding mechanism 3, wherein the lifting and lowering is performed by the self-value drive device, thereby reducing the operating height of the waste rewinding roller 31, which is convenient for use.

[0032] The rewinding device 42 described in this embodiment includes a rewinding frame 421, a sixth driving mechanism 422 and a limiting sleeve 423, the limiting sleeve 423 is slidably arranged on the rewinding frame 421, the sixth driving mechanism 422 is connected to one end of the limiting sleeve 423, driving the limiting sleeve 423 to slide laterally along the rewinding frame 421, and the other end of the limiting sleeve 423 is provided with a truncated cone-shaped limiting head 420 and is adapted to the through holes at both ends of the barrel 8. In this embodiment, the limiting head 420 A plurality of protrusions are arranged on the side, and a groove matching the position, shape and size of the protrusion is arranged on the through hole, so that the limit head 420 is adapted to be arranged in the through hole, and the protrusion is adapted to the groove to improve friction and prevent slipping. The limit head 420 of the limit sleeve 423 is connected to the seventh drive device 436 to drive it to rotate relative to the rewinding frame 421. This embodiment specifically relates to a rewinding device 42 that can adjust the width axially, which adjusts the width through the sixth drive mechanism 422, thereby meeting the rewinding requirements of barrels 8 of different widths. , specifically, the sixth driving mechanism 422 described in this embodiment includes a housing 424, a driving disk 425, a turbine 427, a driving rod 437, a worm 428, a slider 429 and a lead screw 430, wherein the lead screw 430 is rotatably arranged on the housing 424, a first fixed wing 431 on one side of the slider 429 is arranged on the screw through threaded cooperation, the driving rod 437 is rotatably arranged and fixed to one end of the lead screw 430, the driving rod 437 is sleeved and fixed with a worm wheel 427, the worm 428 is meshed with the turbine 427, the driving disk 425 is sleeved and fixed with the worm 428 through a first connecting shaft 440, the driving disk 425 is rotatably arranged on the housing 424, the limiting sleeve 423 is slidably arranged on the housing 424 and fixed to the slider 429, the head end of the limiting sleeve 423 is provided with a preset slot for fixing the seventh driving device 436, and the seventh driving device 436 is arranged in the slot and fixed by a bolt.By rotating the driving disk 425, the slider 429 slides to drive the axial sliding adjustment of the limiting sleeve 423, thereby meeting the limit of the barrel 8. The present structure adopts a turbine worm structure, which has a good locking position function. At the same time, the limiting head 420 in the present structure adopts a truncated cone shape, which better adapts and fastens the through-hole parts at both ends of the barrel 8. The upper side of the slider 429 described in this embodiment is provided with a guide slide bar 439, and the second fixed wing 438 on the other side of the slider 429 is slidably set on the guide slide bar 439. A limiting plate 432 is provided on the mounting groove body above the shell 236, and the limiting plate 432 A ratchet bar 433 is provided, and a pawl 434 adapted to the ratchet bar 433 is hingedly provided on the second fixed wing 438. The pawl 434 is provided with a spring 435, one end of the spring 435 is fixed to the second fixed wing 438, and the other end of the spring 435 is fixed to the pawl 434. In this structure, under the action of the ratchet bar 433 and the pawl 434, the limiting sleeve 423 moves inward to limit the position and will not return, so that the upper and lower locking are balanced, the worm gear is effectively protected, the screw is not easily slipped, and the service life of the equipment is guaranteed. When the restriction needs to be lifted, the limiting plate 432 is taken out.

[0033] In order to use the cutting of the material belt to meet the customized width, the second driving device 232 of the material dividing mechanism 2 described in this embodiment includes a wiring slide bar 233 and a screw motor 234. The wiring slide bar 233 is fixed to the fixing frame 21 on both sides of the equipment body 1. The sliding housing 236 of the cutting knife 231 is slidably set on the wiring slide bar 233 and is penetrated by the screw of the screw motor 234 through threaded cooperation. The screw of the screw motor 234 is set in parallel with the wiring slide bar 233. The screw motor 234 is fixedly set on the fixing frame 21 on one side of the equipment body 1. The wiring slide bar 233 described in this embodiment is fixed to the fixing frame 21 on one side of the equipment body 1. 3, two sets of cutting knives 231 are slidably arranged on the upper surface, and each of the cutting knives 231 is connected to a set of screw motors 234, and the two sets of screw motors 234 are respectively arranged on the fixing frames 21 on both sides of the equipment body 1. The cutting knives 231 include a shell 236, a knife body 237 and a right-angle driving cylinder 238. The end of the knife body 237 is rotatably arranged on the shell 236, and the driving shaft of the right-angle driving cylinder 238 is fixed to the end of the knife body 237, driving the knife body 237 to rotate ninety degrees. The width of the two sets of cutting knives 231 is adjusted by adjusting the screw, so that the material strip can be trimmed or cut into a customized width.

[0034] The first drive device 224, the third drive device 24, the fourth drive device 34, the fifth drive device 418, and the seventh drive device 436 described in this embodiment are all driven by drive motors, and the lifting drive device uses a telescopic cylinder or a telescopic oil cylinder.

[0035] The above contents described in this specification are merely examples of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, as long as they do not deviate from the contents of the present specification or exceed the scope defined by the claims, they shall all fall within the protection scope of the present invention.

Claims

1. A PVC decorative film automatic rewinding system, characterized by: The invention comprises an equipment body (1), a material dividing mechanism (2), a waste material rewinding mechanism (3), and a finished product rewinding mechanism (4); the equipment body (1) is provided with a plurality of guide rollers (5) for passing a rewinding material belt (7); the head end of the equipment body is provided with an original material roller (6) for rewinding the original material belt; the rewinding material belt (7) is connected to the finished product rewinding mechanism (4) or the waste material rewinding mechanism (3) by the original material roller (6) in sequence through a plurality of guide rollers (5) provided on the equipment body (1) and the material dividing mechanism (2); The material dividing mechanism (2) comprises a fixed frame (21), a clamping module (22) and a material cutting mechanism (23). The clamping module (22) and the material cutting mechanism (23) are both adapted and fixedly arranged on the fixed frame (21). The clamping module (22) comprises a first auxiliary roller (221), a fixed clamping roller (222) and a movable clamping roller (223). The fixed clamping roller (222) is fixed to the first auxiliary roller (221). The movable clamping roller (223) is rotatably connected to the first auxiliary roller (221). The movable clamping roller (223) is connected to a first driving device (224). The first driving device (224) drives the movable clamping roller (223) to rotate. The rewinding material belt (7) is passed between the movable clamping roller (223) and the fixed clamping roller (222) and is arranged in close contact with the first clamping roller. The wheel surface of the auxiliary roller (221) is such that the wheel surface of the movable clamping roller (223) is in contact with the surface of the fixed clamping roller (222); the cutting mechanism (23) comprises a cutting knife (231) and a second driving device (232); the cutting knife (231) is arranged on the side of the rewinding material belt (7); the second driving device (232) is arranged transversely relative to the rewinding material belt (7); the cutting knife (231) is arranged on the second driving device (232) so that the second driving device (232) drives the cutting knife (231) to move transversely on the rewinding material belt (7) to cut off the rewinding material belt (7); the fixed frame (21) is rotatably arranged on the outer side of the equipment body (1); the fixed frame (21) is connected to a third driving device (24) so ​​that the third driving device (24) drives the fixed frame (21) to rotate upward; The finished product rewinding mechanism (4) comprises a loading device (41) and a rewinding device (42), the loading device (41) comprises a barrel storage rack (411) and a barrel transfer rack (412), the barrel storage rack (411) comprises a storage rack (413), a barrel drag (414) and a transport belt mechanism (415), the transport belt mechanism (415) is fixed on the storage rack (413) so that the belt of the transport belt mechanism (415) rotates on the storage rack (413), a plurality of barrel drags (414) are fixed at equal intervals on the belt end surface of the transport belt mechanism (415), the inner end surface of the barrel drag (414) is in an arc shape that matches the barrel (8), and the barrel (8) is arranged on the storage rack (413). The barrel transfer frame (412) is on a barrel drag (414), the barrel transfer frame (412) includes a barrel drag rod (416) and a transfer frame, the barrel drag rod (416) is provided with a bracket (417), the barrel drag rod (416) is rotatably arranged on the transfer frame and driven to rotate by a fifth driving device (418), two groups of loading devices (41) are respectively arranged on both sides of the equipment body (1), the barrel storage frame (411) is arranged on one side of the barrel transfer frame (412), so that the corresponding two groups of barrel drag rods (416) rotate toward the barrel storage frame (411), the barrel drag (414) supports the barrel (8) to pass through the top of the storage frame (413), and the barrel (8) rolls into the bracket (417) of the barrel drag rod (416); The rewinding device (42) comprises a rewinding frame (421), a sixth driving mechanism (422) and a limiting shaft sleeve (423), wherein the limiting shaft sleeve (423) is slidably arranged on the rewinding frame (421), the sixth driving mechanism (422) is connected to one end of the limiting shaft sleeve (423) to drive the limiting shaft sleeve (423) to slide laterally along the rewinding frame (421), the other end of the limiting shaft sleeve (423) is provided with a truncated cone-shaped limiting head (420) and is adapted to be matched with the through holes at both ends of the barrel (8), and the limiting head (420) of the limiting shaft sleeve (423) is connected to the seventh driving device (436) to drive it to rotate relative to the rewinding frame (421); The sixth driving mechanism (422) comprises a housing (424), a driving disk (425), a worm wheel (427), a driving rod (437), a worm (428), a slider (429) and a guide screw (430). The guide screw (430) is arranged on the housing (424) for transverse rotation. A first fixing wing (431) on one side of the slider (429) is arranged on the screw through threaded engagement. The driving rod (437) is arranged for transverse rotation and is fixed to one end of the guide screw (430). The driving rod is sleeved with a worm wheel and fixed thereto. (427), the worm (428) is meshed with the worm wheel (427), the drive disk (425) is fixed to the worm via a first connecting shaft (440), the drive disk (425) is rotatably disposed on the housing (424), the limiting sleeve (423) is slidably disposed on the housing (424) and fixed to the slider (429), the head end of the limiting sleeve (423) is provided with a preset slot for fixing the seventh drive device (436), and the seventh drive device (436) is disposed in the slot and fixed by a bolt.

2. The PVC decorative film automatic rewinding system according to claim 1, characterized in that: The waste rewinding mechanism (3) comprises a waste rewinding roller (31) and a lifting device (32), wherein the waste rewinding roller (31) is arranged on the upper side of the auxiliary material mechanism, and the waste rewinding roller (31) is arranged on the lifting device (32), and the lifting device (32) comprises a fixed rod (33) and a lifting drive device, one end of the fixed rod (33) is hinged to the upper side of the equipment body (1), the waste rewinding roller (31) is rotatably arranged on the other end of the fixed rod (33) and connected to a fourth drive device (34) to drive the rotation, the base of the lifting device (32) is rotatably arranged on the lower side of the equipment body (1), the action component of the lifting device (32) is hinged to the middle part of the fixed rod (33), and the action component of the lifting device (32) drives the waste rewinding roller (31) to rise or fall by telescopic action.

3. The PVC decorative film automatic rewinding system according to claim 2, characterized in that: The first drive device (224), the third drive device (24), the fourth drive device (34), the fifth drive device (418), and the seventh drive device (436) are all driven by drive motors, and the lifting drive device uses a telescopic cylinder or a telescopic oil cylinder.

4. The PVC decorative film automatic rewinding system according to claim 3 is characterized by: The second driving device (232) of the material dispensing mechanism (2) comprises a wire routing slide rod (233) and a screw motor. The wire routing slide rod (233) is fixed to the fixing frames (21) on both sides of the equipment body (1). The sliding housing (424) of the cutting knife (231) is slidably arranged on the wire routing slide rod (233) and is threadedly fitted on the screw of the screw motor. The screw of the screw motor is arranged parallel to the wire routing slide rod (233). The screw motor is fixedly arranged on the fixing frame (21) on one side of the equipment body (1).

5. The PVC decorative film automatic rewinding system according to claim 4, characterized in that: Two sets of cutting knives (231) are slidably arranged on the routing slide bar (233), and each of the cutting knives (231) is connected to a set of screw motors, and the two sets of screw motors are respectively arranged on the fixing frames (21) on both sides of the equipment body (1). The cutting knives (231) include a shell (424), a knife body (237) and a right-angle driving cylinder (238). The end of the knife body (237) is rotatably arranged on the shell (424), and the driving shaft of the right-angle driving cylinder (238) is fixed to the end of the knife body (237) to drive the knife body (237) to rotate ninety degrees.

6. The PVC decorative film automatic rewinding system according to claim 5, characterized in that: A guide slide bar (439) is arranged on the upper side of the slider (429), a second fixed wing (438) on the other side of the slider (429) is slidably arranged on the guide slide bar (439), a limiting plate (432) is arranged on the mounting groove body above the shell (424), the limiting plate (432) is arranged with a ratchet bar (433), a pawl (434) adapted to the ratchet bar (433) is hingedly arranged on the second fixed wing (438), a spring (435) is arranged on the pawl (434), one end of the spring (435) is fixed to the second fixed wing (438), and the other end of the spring (435) is fixed to the pawl (434).

Images