Automatic roll changing device

Abstract

The present invention relates to an automatic roll changing device, including an automatic tube sleeve and extraction device, an automatic feeding device and a handling manipulator. The automatic tube sleeve and extraction device includes a tube frame, the tube frame is provided with a support plate, and a left support wheel and a right support wheel are rotatably mounted on the support plates at both ends. A support slide plate is provided on the outer side of the left support wheel and the right support wheel, and a clamping cylinder and a clamping plate are provided on the support slide plate. The tube frame is provided with a rear jacking cylinder and a tube extraction frame, and a driving mechanism and a front jacking cylinder are provided on the tube extraction frame. The front jacking cylinder is provided with a clamping cylinder and a clamping plate. The present invention can automatically and conveniently insert the support reel into the support cylinder and the tube reel by arranging a cardboard roll support wheel and a clamping plate for supporting and clamping the support cylinder on the tube frame, and cooperate with the jacking cylinder and the shaft extraction structure at the front and rear ends, so as to complete rapid tube sleeve, and can complete tube extraction replacement and automatically load the material through the automatic feeding device, and the handling manipulator can automatically carry the material, thereby saving manpower and improving efficiency.

Description

Technical Field

[0001] The invention relates to an automatic roll changing device, belonging to the technical field of film production machinery. Background Art

[0002] At present, automatic film rolling machines are often used for film rolling. After the automatic film rolling machine is manufactured, its width is determined, but there are films of various widths when rolling. At present, the support reel is put inside the hard reel, and then the support cylinder is put on both ends of the support reel. The length of the support cylinder plus the length of the cardboard reel just matches the width of the automatic film rolling machine. This can be used to manufacture films of different widths, and the film is rolled more neatly. Therefore, it is necessary to sleeve the support cylinder, support reel and cardboard reel before rolling the film, and then move the sleeved components to the automatic film rolling machine.

[0003] At present, the casing handling and loading of the hard reel of the reel changing device are all done manually. Since the reel, supporting reel and supporting cylinder are long and heavy, the labor intensity is high when completing the casing, which not only wastes manpower but also affects efficiency. Summary of the invention

[0004] The invention provides an automatic roll changing device, which solves the problem that the current manual roll changing wastes manpower and affects efficiency.

[0005] The present invention relates to an automatic roll changing device, comprising an automatic tube sleeve and extraction device, an automatic feeding device for supplying a hard roll to the automatic tube sleeve device and a handling robot for carrying the tube assembly assembled on the automatic tube sleeve and extraction device to the automatic film rolling machine. The automatic tube sleeve and extraction device comprises a tube frame, two ends of the tube frame are provided with support plates with adjustable spacing, the support plates at both ends are rotatably mounted with left and right support wheels for supporting two ends of the hard paper roll, the tube frame outside the left and right support wheels is provided with a supporting slide plate that can slide left and right, a clamping cylinder 1 is fixed on the supporting slide plate, a clamping plate 1 that can clamp the supporting tube is fixed at the front and rear ends of the clamping cylinder 1, a tail top shaft cylinder is fixed at the right end of the tube frame, a tube extraction frame is provided at the left end of the tube frame, a driving mechanism for driving the tube extraction frame to move left and right is provided, a front end top shaft cylinder is fixed on the top of the tube extraction frame, a clamping cylinder 2 is provided on the right side of the front end top shaft cylinder, and a clamping plate 2 that can clamp the supporting roll is fixed at the front and rear ends of the clamping cylinder 2.

[0006] Preferably, the driving mechanism comprises a pipe extracting motor fixed on the casing rack, the pipe extracting motor is fixedly connected with a gear, a guide slider is fixed on the pipe extracting rack, a guide slide rail is provided in the slide groove of the guide slider for sliding left and right along the casing rack, and a rack is provided on the top of the guide slide rail. The pipe extracting motor drives the gear to rotate to drive the guide slide rail to move left and right, thereby driving the casing rack to move left and right, completing the extraction of the support reel, and the pipe extraction and casing can be excavated conveniently and quickly. The guide slide rail is fixed to the pipe extracting rack.

[0007] Preferably, movable slide rails are provided at the top of both ends of the casing frame, movable slide rails are provided on the movable slide rails, the top of the movable slide rails are connected to the support slide plate, the support slide plate is hinged with a movable cylinder, and the other end of the movable cylinder is hinged with the casing frame. The position of the clamping plate 1 can be adjusted, thereby adjusting the position of the support tube, so as to facilitate the support tube to be close to or away from the cardboard roll.

[0008] Preferably, a lead screw and a smooth rod are rotatably mounted at both ends of the casing frame, a nut is threadedly connected to the lead screw, the nut is fixed to the support plate, a sliding sleeve is sleeved on the smooth rod, the sliding sleeve is fixed to the support plate, and a hand wheel is fixed to the outer end of the lead screw. The distance between the left support wheel and the right support wheel can be adjusted to accommodate cardboard rolls of various lengths.

[0009] Preferably, a support plate is provided on the inner side of the support plate, a nut 2 sleeved on the lead screw 1 and a sliding sleeve 2 sleeved on the light bar are fixed on the bottom of the support plate, a flap is hinged on the rear end of the top of the support plate, a flip cylinder is hinged on the front end of the flap, and the other end of the flip cylinder is hinged on the support plate. The cardboard roll with the film rolled can be pulled out of the support reel by the flip cylinder and then flipped to the left and right support wheels, which is convenient for unloading finished products, and the flipping positions of the two sides can be adjusted to adapt to cardboard rolls of different lengths.

[0010] Preferably, an intermediate support plate is provided in the middle of the casing frame, an intermediate support wheel supporting the middle of the cardboard roll is rotatably mounted on the top of the intermediate support plate, an intermediate cylinder is fixed at the bottom of the intermediate support plate, and the lower end of the intermediate cylinder is fixed to the casing frame, so that the support is more stable.

[0011] Preferably, a pressing plate is provided between the right supporting wheel and the right clamping plate, a rotating motor is fixed to one end of the pressing plate, the rotating motor is fixed to the casing frame, and an arc-shaped groove is provided at the bottom of the other end of the pressing plate to cooperate with the supporting cylinder. When the supporting reel is pumped, the supporting cylinder can be pressed by the pressing plate, so that the supporting reel passes through the intersection of the supporting cylinder and the cardboard reel more smoothly.

[0012] Preferably, a support guide wheel is provided on the outer side of the left clamping plate 1, the support guide wheel is rotatably mounted on the casing frame, and an arc-shaped groove matching the support reel is provided on the outer peripheral surface of the support guide wheel, so that the support reel can be pumped more smoothly.

[0013] Preferably, a mounting plate is fixed at the lower end of the casing frame, an adjustment rod is threadedly connected to the mounting plate, and a travel wheel is installed at the lower end of the adjustment rod, so that it is convenient to move, and after moving to a position, it is convenient to adjust the height of the travel wheel, so that the legs and the loading frame are in contact with the ground.

[0014] Preferably, the outer sides of the two side support plates are provided with support blocks for supporting the bottom of the inner end of the support tube, so as to facilitate supporting the inner end of the support tube.

[0015] Preferably, the automatic loading device includes a loading rack, an inclined storage rack is fixed on the upper part of the loading rack, an inclined push rod is provided on the lower side of the storage rack, lifting cylinders are fixed on both ends of the push rod, the lower end of the lifting cylinder is fixed to the storage rack, a plurality of lower baffles are fixed on the bottom of the higher side of the push rod along its length direction, a plurality of upper baffles are fixed on the top of the lower side of the push rod along its length direction, a plurality of pairs of clamping plates three are provided above the push rod, each pair of clamping plates three is fixedly connected by a clamping cylinder three, a support rod is fixed on the top of the clamping cylinder three, the support rod is connected to a vertical lifting drive mechanism, and the vertical lifting drive mechanism is connected to a horizontal moving mechanism. The reel can be stored on the storage rack, and then the push rod is lifted by the lifting cylinder, and the reel to be loaded is pushed to the clamping plate and clamped, and then the vertical lifting drive mechanism and the horizontal moving mechanism are used for automatic loading, saving manpower and improving efficiency.

[0016] Preferably, guide rods are fixed at both ends of the lower side of the storage rack, guide rails are fixed outside the guide rods, guide blocks are provided on the guide rails, and the guide blocks are fixed to the inner side of the top rod, so that the top rod is more stable when being raised and lowered.

[0017] Preferably, the vertical lifting drive mechanism includes a lifting guide rod and a support plate, the lower end of the lifting guide rod is fixed to the support rod, the lifting guide rod is provided with a lifting guide rail, the lifting guide rail is provided with a lifting slider, the support plate is fixed to the lifting slider, a feeding lifting cylinder is fixed on the support plate, and the lower end of the feeding lifting cylinder is fixed to the support rod. It is convenient for the reel to lift and load. The structure is simple.

[0018] Preferably, the horizontal moving mechanism includes a horizontal cylinder, which is fixed to the feeding frame, the piston rod end of the horizontal cylinder is fixedly connected to the support plate, horizontal guide rods are fixed on both sides of the support plate, a horizontal guide rail is fixed on the bottom of the horizontal guide rod, a horizontal slider is provided on the horizontal guide rail, and the horizontal slider is fixed to the feeding frame. It is convenient for horizontal reel feeding. The structure is simple.

[0019] Preferably, the two ends of the storage rack are provided with side baffles parallel thereto, nuts are fixed on the tops of the side baffles, two nuts are connected with lead screws 2, and both ends of the lead screws 2 are rotatably mounted on the loading rack. It can adapt to rolls of various lengths.

[0020] Preferably, the side baffle is L-shaped, and an outward-turned baffle is fixed on the outer side of the upper end of the side baffle, which can be convenient for placing the reel, and hand wheels are fixed at both ends of the second lead screw. The threads of the two ends of the second lead screw and the nut are in opposite directions.

[0021] Preferably, a tilted finished product storage plate is fixed at the lower end of the loading rack, a leg is fixed on the lower side of the finished product storage plate, a limit plate is fixed on the top of the lower side of the finished product storage plate, and the side of the finished product storage plate close to the jacking cylinder is higher than the other side. Rolls of rolled film can be stored.

[0022] Preferably, the lower ends of the legs and the loading frame are fixed with mounting plates, the mounting plates are threadedly connected with adjustment rods, and the lower ends of the adjustment rods are installed with running wheels, which are convenient for movement, and the height of the running wheels can be conveniently adjusted after the legs and the loading frame are moved to the position, so that the legs and the loading frame are in contact with the ground.

[0023] Preferably, the handling manipulator includes a handling frame arranged in parallel on both sides, a clamping device that can clamp the two ends of the casing assembly is provided on the top of the handling frame, the clamping device is connected to a translation drive mechanism that can move left and right and a handling and lifting mechanism that can be lifted up and down, the clamping device includes two mutually cooperating clamping claws and a mounting frame, the upper end of the clamping claw is rotatably mounted on the mounting frame, the tops of the two clamping claws are hinged by a pin shaft, the pin shaft is rotatably connected to a connecting rod, and the top of the connecting rod is connected to a clamping cylinder 4 fixed on the mounting frame. The clamping device driven by the clamping cylinder 4 can clamp the two sections of the casing assembly and then drive the clamping device to move horizontally through the handling and lifting mechanism and the translation drive mechanism, automatically completing the handling and transfer of the casing assembly, improving the handling efficiency, and saving manpower.

[0024] Preferably, the transport and lifting mechanism includes a vertical lifting rod, a movable plate and a transport and lifting cylinder, the lower end of the vertical lifting rod is fixed to the mounting frame, a vertically guided slider 1 is fixed to the movable plate, a slide rail 1 is provided in the slide groove of the slider 1, the slide rail 1 is fixed to the vertical lifting rod, one end of the transport and lifting cylinder is hinged to the vertical lifting rod, and the other end of the transport and lifting cylinder is hinged to the movable plate. Both ends of the sleeve assembly can be lifted and lowered, and the lifting structure is simple and convenient.

[0025] Preferably, the translation drive mechanism includes a translation drive motor fixed to one end of the top of the transport frame, the translation drive motor is connected to a driving gear, the driving gear is connected to a toothed belt, the other end of the toothed belt is connected to a driven gear, the driven gear is rotatably mounted on the top of the other end of the transport frame, one side of the toothed belt is fixed to a moving plate, a slider 2 is fixed to the bottom of the moving plate, and a slide rail 2 for the slider 2 to slide is provided on the top of the transport frame. Horizontal movement is simpler and more convenient. The controller is connected to the transport lifting cylinder, the translation drive motor, and the clamping cylinder 4. The controller is a PLC controller, and proximity switches are provided at both ends of the tube extraction rack. When the tube extraction motor drives the tube extraction motor to move to the left or right position, the proximity switch sends a signal to the controller to control the next action.

[0026] Preferably, a fixing plate is fixed at the bottom of the transport frame, the translation drive motor is connected to a reducer, and the output end of the reducer is connected to the driving gear.

[0027] Preferably, the device also includes a film cutting device arranged at the lower rear side of the film roll of the automatic film rolling machine, the film cutting device includes a film cutting frame, a film cutting lifting cylinder is fixed in the middle of the film cutting frame, a mounting plate is fixed on the top of the film cutting lifting cylinder, a film cutting knife is fixed on the top of the mounting plate, the top of the film cutting knife is serrated, an airway is provided in the mounting plate, a plurality of jet holes connected to the airway for blowing air to the film roll are provided on one side of the mounting plate, a jet head is connected to the jet hole, and an air intake pipe connected to the airway is provided below the mounting plate. The air intake pipe can be connected to the pneumatic pipeline of the factory building, and the air intake is controlled by a valve. The serrated film cutting knife is driven by the film cutting lifting cylinder fixed on the film cutting frame, and the film is automatically lifted and cut, thereby improving efficiency and saving manpower. In addition, by setting a jet head blowing toward the auxiliary film roll on the mounting plate of the film cutting knife, the cut film can be attached to the film roll, and the film rolling effect is better. There is no need to stop the machine to wrap the cut film head.

[0028] Preferably, guide grooves are provided on both sides of the film cutting frame, guide rods are provided in the guide grooves, and the tops of the guide rods are fixed to the mounting plate, so that the lifting and lowering during film cutting can be more stable.

[0029] Preferably, guide rollers are rotatably mounted on the outer walls on both sides of the film cutting frame, and strip holes connected to the guide grooves are provided on the outer walls on both sides of the film cutting frame, and the guide rollers extend into the strip holes and contact the guide rods. This can make the lifting and lowering more stable during film cutting. The translation drive motor is a private service motor, and the private service motor is connected to the controller.

[0030] Preferably, the lower ends of the guide rods on both sides are fixed with reinforcing rods, and the top ends of the reinforcing rods are fixed to the mounting plate. This can make the lifting more stable when cutting the film. All clamping cylinders are equipped with magnetic switches, which are connected to the controller to transmit clamping and releasing signals. A photoelectric sensor is provided on one side of the flip cylinder, and the photoelectric sensor transmits a signal to the controller only when it detects that there is a rolled film above. All lifting cylinders are equipped with proximity switches to detect whether the lifting is in place, and then transmit a signal to the controller.

[0031] The present invention has the following beneficial effects:

[0032] By arranging cardboard roll supporting wheels and clamping plates for supporting and clamping the supporting tube on the casing frame, and cooperating with the top shaft cylinder and the pull-out shaft structure at the front and rear ends, the supporting reel can be automatically and conveniently inserted into the supporting tube and the cardboard roll, so as to complete the rapid casing. The pull-out tube replacement can be completed and automatically loaded through the automatic loading device, and the handling robot can automatically carry out the handling, which saves manpower and improves efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a schematic diagram of the three-dimensional structure of the present invention;

[0034] Figure 2 It is a left-side structural schematic diagram of the present invention;

[0035] Figure 3 It is a schematic diagram of the three-dimensional structure of the automatic tube sleeve extraction device;

[0036] Figure 4 The main structural diagram of the automatic tube-sleeving device

[0037] Figure 5 for Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0038] Figure 6 for Figure 3 A schematic diagram of the enlarged structure at B in the middle;

[0039] Figure 7 for Figure 3 Schematic diagram of the enlarged structure at C in the middle;

[0040] Figure 8 for Figure 3 Schematic diagram of the enlarged structure at D in the middle;

[0041] Fig. 9 It is a schematic diagram of the three-dimensional structure of the automatic feeding device;

[0042] Fig.10 This is a left-side structural diagram of the automatic feeding device;

[0043] Fig.11 for Fig. 9 Schematic diagram of the enlarged structure at E in the middle;

[0044] Fig.12 for Fig. 9 The enlarged structural diagram at F in the middle;

[0045] Fig.13 for Fig. 9 Schematic diagram of the enlarged structure at G in the middle;

[0046] Fig.14 It is a schematic diagram of the three-dimensional structure of the handling robot;

[0047] Fig.15 This is a schematic diagram of the installation structure of the translation drive motor;

[0048] Fig.16 It is a structural schematic diagram of the mobile plate;

[0049] Fig.17 for Fig.14 Schematic diagram of the enlarged structure at H in the middle;

[0050] Fig.18 It is a schematic diagram of the structure of the clamping device in the handling robot;

[0051] Fig.19 It is a schematic diagram of the three-dimensional structure of the film cutting device;

[0052] Fig. 20 It is a schematic diagram of the main structure of the film cutting device;

[0053] Fig.21 for Fig.19 A schematic diagram of the enlarged structure at position I in the middle;

[0054] In the figure: 1. Automatic casing and extraction device, 1-1. Front end top shaft cylinder, 1-2. Support guide wheel, 1-3. Clamping plate 1, 1-4. Clamping cylinder 1, 1-5. Left support wheel, 1-6. Turn plate, 1-7. Middle support wheel, 1-8. Middle support plate, 1-9. Light bar, 1-10. Right support wheel, 1-11. Tail top shaft cylinder, 1-12. Lead screw 1, 1-13. Casing rack, 1-14. Support slide plate, 1-15. Moving slide Rail, 1-16, pressure plate, 1-17, rotating motor, 1-18, intermediate cylinder, 1-19, flip cylinder, 1-20, gear, 1-21, pipe extraction motor, 1-22, guide slider, 1-23, moving cylinder, 1-24, support block plate, 1-25, pipe extraction rack, 1-26, clamping cylinder 2, 1-27, clamping plate 2, 1-28, support plate, 1-29, rack, 1-30, adjusting rod 1, 1-31, support plate. 2. Automatic feeding device, 2-1. Feeding rack, 2-2. Lifting cylinder, 2-3. Ejector rod, 2-4. Finished product storage plate, 2-5. Lower baffle, 2-6. Upper baffle, 2-7. Clamping plate three, 2-8. Clamping cylinder three, 2-9. Support rod, 2-10. Storage rack plate, 2-11. Lifting guide rod, 2-12. Lead screw two, 2-13. Baffle, 2-14. Support plate, 2-15. Horizontal cylinder, 2-16. Horizontal slider, 2-17. Guide rod, 2-18. Adjustment rod two, 2-19. Limit plate, 2-20. Feeding lifting cylinder, 2-21. Horizontal guide rod, 3. Handling manipulator, 3-1. Translation drive motor , 3-2, driving gear, 3, toothed belt, 3-4, vertical lifting rod, 3-5, transport lifting cylinder, 3-6, moving plate, 3-7, slide rail two, 3-8, transport rack, 3-9, clamping claw, 3-10, driven gear, 3-11, mounting frame, 3-12, clamping cylinder four, 3-13, slide rail one, 3-14, connecting rod, 3-15, slider two, 3-16, slider one, 4, automatic film rolling machine, 5-1, mounting plate three, 5-2, film cutting knife, 5-3, jet hole, 5-4, film cutting lifting cylinder, 5-5, film cutting rack, 5-6, guide roller, 5-7, guide rod, 5-8, strengthening support rod, 5-9, strip hole. DETAILED DESCRIPTION

[0055] The present invention will be further described below in conjunction with the embodiments.

[0056] like Figures 1 to 21 As shown, the present invention is an automatic roll changing device, including an automatic tube sleeve extraction device 1, an automatic feeding device 2 for supplying a hard roll to the automatic tube sleeve device 1, and a transporting robot 3 for transporting the assembled tube assembly on the automatic tube sleeve extraction device 1 to an automatic film rolling machine 4), the automatic tube sleeve extraction device includes a tube frame 1-13, both ends of the tube frame 1-13 are provided with support plates 1-28 with adjustable spacing, the support plates 1-28 at both ends are rotatably mounted with left support wheels 1-5 and right support wheels 1-10 for supporting both ends of the hard paper roll, and the tube frame 1-13 outside the left support wheel 1-5 and the right support wheel 1-10 is provided with a support wheel that can slide left and right A slide plate 1-14 is supported and fixed with a clamping cylinder 1-4, and clamping plates 1-3 for clamping the supporting tube are fixed at the front and rear ends of the clamping cylinder 1-4. A tail top shaft cylinder 1-11 is fixed to the right end of the casing frame 1-13, and a pipe extracting frame 1-25 is provided at the left end of the casing frame 1-13. The pipe extracting frame 1-25 is provided with a driving mechanism for driving it to move left and right. A front end top shaft cylinder 1-1 is fixed to the top of the pipe extracting frame 1-25, and a clamping cylinder 2 1-26 is provided on the right side of the front end top shaft cylinder 1-1. Clamping plates 2 1-27 for clamping the supporting reel are fixed at the front and rear ends of the clamping cylinder 2 1-26.

[0057] The driving mechanism includes a tube extraction motor 1-21 fixed on the tube extraction rack 1-13, the tube extraction motor 1-21 is fixedly connected to a gear 1-20, a guide slider 1-22 is fixed on the tube extraction rack 1-25, a guide slide rail is provided in the slide groove of the guide slide rail 1-22 and slides left and right along the tube rack 1-13, the guide slide rail is fixed to the tube extraction rack 1-25, and a rack 1-29 is provided on the top of the guide slide rail.

[0058] A movable slide rail 1-15 is provided at the top of both ends of the casing frame 1-13, a movable slider is provided on the movable slide rail 1-15, the top of the movable slider is hinged with a supporting slide plate 1-14, the supporting slide plate 1-14 is hinged with a movable cylinder 1-23, and the other end of the movable cylinder 1-23 is hinged with the casing frame 1-13.

[0059] A lead screw 1-12 and a smooth rod 1-9 are rotatably installed at both ends of the casing frame 1-13, a nut 1 is threadedly connected to the lead screw 1-12, and the nut 1 is fixed to the support plate 1-28, a sliding sleeve 1 is mounted on the smooth rod 1-9, and the sliding sleeve 1 is fixed to the support plate 1-28, and a handwheel is fixed to the outer end of the lead screw 1-12; a support plate 1-31 is provided on the inner side of the support plate 1-28, a nut 2 mounted on the lead screw 1-12 and a sliding sleeve 2 mounted on the smooth rod 1-9 are fixed to the bottom of the support plate 1-31, a flap 1-6 is hinged at the top rear end of the support plate 1-31, a flip cylinder 1-19 is hinged at the front end of the flap 1-6, and the other end of the flip cylinder 1-19 is hinged to the support plate 1-31.

[0060] An intermediate support plate 1-8 is provided in the middle of the casing frame 1-13, and an intermediate support wheel 1-7 supporting the middle part of the cardboard roll is rotatably installed on the top of the intermediate support plate 1-8, and an intermediate cylinder 1-18 is fixed to the bottom of the intermediate support plate 1-8, and the lower end of the intermediate cylinder 1-18 is fixed to the casing frame 1-13; a pressing plate 1-16 is provided between the right supporting wheel 1-10 and the right side clamping plate 1-3, and a rotating motor 1-17 is fixed to one end of the pressing plate 1-16, and the rotating motor 1-17 is fixed on the casing frame 1-13, and an arc-shaped groove matching the supporting cylinder is provided at the bottom of the other end of the pressing plate 1-16.

[0061] A supporting guide wheel 1-2 is provided on the outer side of the left side clamping plate 1-3, and the supporting guide wheel 1-2 is rotatably installed on the casing frame 1-13. An arc-shaped groove cooperating with the supporting reel is provided on the outer peripheral surface of the supporting guide wheel 1-2; a mounting plate 1 is fixed to the lower end of the casing frame 1-13, and an adjusting rod 1-30 is threadedly connected to the mounting plate 1, and a walking wheel is installed on the lower end of the adjusting rod 1-30; a supporting block plate 1-24 for supporting the bottom of the inner end of the supporting tube is provided on the outer side of the support plates 1-28 on both sides, and also includes a controller, which is connected to the above-mentioned cylinders and motors.

[0062] The automatic loading device 2 includes a loading frame 2-1, an inclined storage rack 2-10 is fixed on the upper part of the loading frame 2-1, an inclined push rod 2-3 is provided on the lower side of the storage rack 2-10, lifting cylinders 2-2 are fixed at both ends of the push rod 2-3, the lower end of the lifting cylinder 2-2 is fixed to the storage rack 2-10, a plurality of lower baffles 2-5 are fixed to the bottom of the higher side of the push rod 2-3 along its length direction, a plurality of upper baffles 2-6 are fixed to the top of the lower side of the push rod 2-3 along its length direction, a plurality of pairs of clamping plates three 2-7 are provided above the push rod 2-3, each pair of clamping plates three 2-7 is fixedly connected by a clamping cylinder three 2-8, a support rod 2-9 is fixed to the top of the clamping cylinder three 2-8, the support rod 2-9 is connected to the vertical lifting drive mechanism, and the vertical lifting drive mechanism is connected to the horizontal moving mechanism.

[0063] Guide rods 2-17 are fixed at both ends of the lower side of the storage rack 2-10, and guide rails are fixed on the outer side of the guide rod 2-17. Guide blocks are provided on the guide rails, and the guide blocks are fixed to the inner side of the top rod 2-3; the vertical lifting drive mechanism includes a lifting guide rod 2-11 and a support plate 2-14, the lower end of the lifting guide rod 2-11 is fixed to the support rod 2-9, the lifting guide rail is provided on the lifting guide rod 2-11, and a lifting slide block is provided on the lifting guide rail, the support plate 2-14 is fixed to the lifting slide block, and a feeding lifting cylinder 2-20 is fixed on the support plate 2-14, and the lower end of the feeding lifting cylinder 2-20 is fixed to the support rod 2-9.

[0064] The horizontal moving mechanism includes a horizontal cylinder 2-15, which is fixed to the feeding frame 2-1, and the piston rod end of the horizontal cylinder 2-15 is fixedly connected to the support plate 2-14, and horizontal guide rods 2-21 are fixed on both sides of the support plate 2-14, and a horizontal guide rail is fixed on the bottom of the horizontal guide rod 2-21, and a horizontal slider 2-16 is provided on the horizontal guide rail, and the horizontal slider 2-16 is fixed to the feeding frame 2-1; side baffles 2-13 parallel to the storage frame 2-10 are provided at both ends, and nuts are fixed on the top of the side baffles 2-13, and screws 2-12 are connected to the two nuts, and both ends of the screws 2-12 are rotatably installed on the feeding frame 2-1; the side baffles 2-13 are L-shaped, and the side baffles 2-13 are L-shaped. An outward-turned retaining edge is fixed to the outer side of the upper end of the baffle 2-13, and hand wheels are fixed at both ends of the lead screw 2-12; an inclined finished product storage plate 2-4 is fixed to the lower end of the loading frame 2-1, and a support leg is fixed to the lower side of the finished product storage plate 2-4, and a limit plate 2-19 is fixed to the top of the lower side of the finished product storage plate 2-4, and the side of the finished product storage plate close to the lifting cylinder 2-2 is higher than the other side; the lower ends of the support legs and the loading frame 2-1 are fixed with a mounting plate 2, and an adjusting rod 2-18 is threadedly connected to the mounting plate 2, and a walking wheel is installed at the lower end of the adjusting rod 2-18, and the controller is connected to the lifting cylinder 2-20, the clamping cylinder 2-8, the lifting cylinder 2-2 and the horizontal cylinder 2-15.

[0065] The transport robot 3 includes a transport frame 3-8 arranged in parallel on both sides, and a clamping device that can clamp the two ends of the sleeve assembly is provided on the top of the transport frame 3-8, and the clamping device is connected to a translation drive mechanism that can move left and right and a transport lifting mechanism that can be lifted up and down, and the clamping device includes two mutually cooperating clamping jaws 3-9 and a mounting frame 3-11, and the upper end of the clamping jaw 3-9 is rotatably mounted on the mounting frame 3-11, and the tops of the two clamping jaws 3-9 are hinged by a pin shaft, and the pin shaft is rotatably connected to a connecting rod 3-14, and the top of the connecting rod 3-14 is connected to a clamping cylinder four 3-12 fixed on the mounting frame 3-11.

[0066] The transporting and lifting mechanism includes a vertical lifting rod 3-4, a movable plate 3-6 and a transporting and lifting cylinder 3-5. The lower end of the vertical lifting rod 3-4 is fixed to the mounting frame 3-11. The movable plate 3-6 is fixed with a vertically guided slider 3-16. The sliding groove of the slider 3-16 is provided with a slide rail 3-13. The slide rail 3-13 is fixed to the vertical lifting rod 3-4. One end of the transporting and lifting cylinder 3-5 is hinged to the vertical lifting rod 4, and the other end of the transporting and lifting cylinder 3-5 is hinged to the movable plate 3-6.

[0067] The translation drive mechanism includes a translation drive motor 3-1 fixed to one end of the top of the transport frame 3-8, the translation drive motor 3-1 is connected to a driving gear 3-2, the driving gear 3-2 is connected to a toothed belt 3-3, the other end of the toothed belt 3-3 is connected to a driven gear 3-10, the driven gear 3-10 is rotatably mounted on the other end top of the transport frame 3-8, one side of the toothed belt 3-3 is fixed to a moving plate 3-6, a slider 3-15 is fixed to the bottom of the moving plate 3-6, a slide rail 3-7 for the slider 3-15 to slide is provided on the top of the transport frame 3-8, and a controller is connected to the transport lifting cylinder 3-5, the translation drive motor 3-1, and the clamping cylinder 3-12.

[0068] The automatic roll changing device also includes a film cutting device 5 arranged on the rear side below the film rolling roller of the automatic film rolling machine 4), and the film cutting device 5 includes a film cutting frame 5-1, a film cutting lifting cylinder 5-4 is fixed in the middle of the film cutting frame 5-5, a mounting plate three 5-1 is fixed on the top of the film cutting lifting cylinder 5-4, a film cutting knife 5-2 is fixed on the top of the mounting plate three 5-1, and the top of the film cutting knife 5-2 is serrated, an air duct is provided in the mounting plate three 5-1, and a plurality of jet holes 5-3 connected to the air duct for blowing air to the film rolling roller are provided on one side surface of the mounting plate three 5-1, a jet head is connected to the jet hole 5-3, and an air inlet pipe connected to the air duct is provided below the mounting plate three 5-1.

[0069] Guide grooves are provided on both sides of the film cutting frame 5-5, and guide rods 5-7 are provided in the guide grooves, and the tops of the guide rods 5-7 are fixed to the mounting plate three 5-1; guide rollers 5-6 are rotatably installed on the outer walls on both sides of the film cutting frame 5-5, and strip holes 5-9 connected to the guide grooves are provided on the outer walls on both sides of the film cutting frame 5-5, and the guide rollers 5-6 extend into the strip holes 5-9 and contact with the guide rods 5-7; reinforcing support rods 5-8 are fixed to the lower ends of the guide rods 5-7 on both sides, and the tops of the reinforcing support rods 5-8 are fixed to the mounting plate three 5-1.

[0070] During installation, the transport frames 3-8 on both sides can be fixedly installed on both sides of the film rolling roller and the support roller of the automatic film rolling machine 4, and then the left end of the transport frame 3-8 is above the automatic casing machine.

[0071] When in use, according to the length of the roll, turn the hand wheels at both ends of the automatic feeding device 2 to drive the lead screw 2-12 to rotate, adjust the distance between the two side baffles 2-13, drop the flip cylinder 1-19, lift the middle cylinder 1-18, adjust the hand wheel according to the length of the cardboard roll, adjust the distance between the left support wheel 1-5 and the right support wheel 1-10, and drive the flap 1-6 to move the position of the flap 1-6, release the clamping cylinder 1-4 and the clamping cylinder 2 1-26, and then drive the pipe extraction motor 1-21 to drive the gear 1-20 to rotate, drive the pipe extraction frame 1-25 to move to the left end, and then put the support reel on the clamping plate 2 1-27 and the support guide wheel 1-2, clamp the clamping plate 2 1-27, and then put the support reel on both sides. The roll is placed on the clamping plate 1-3 and the supporting block plate 1-24, the clamping plate 1-3 is clamped, and then the cardboard roll is put in from the rear end of the baffles 2-13 on both sides, and the roll on the front side will roll onto the push rod 2-3, and then be blocked by the upper baffle 2-6. When loading is required, the lifting cylinder 2-2 is started to lift the push rod 2-3 upward. During the lifting process, the lower baffle 2-5 can prevent the roll behind from rolling down. The push rod 2-3 is tilted. During the lifting process, the roll can be attached to the upper baffle 2-6 under the action of gravity. When the roll is pushed between the clamping plates 2-7, it stops, and then the clamping cylinder 2-8 is activated to clamp the roll, and then the lifting cylinder 2-2 falls back, and then the horizontal cylinder 2-15 moves forward to move to the top of the automatic casing machine, and then loading is carried out. The lifting cylinder 2-20 is started, driving the roll to move downward, and then the clamping cylinder three 2-8 is released, and the roll falls onto the left support wheel 1-5 and the right support wheel 1-10 on the automatic sleeve and extraction device 1, and then the feeding lifting cylinder 2-20 is raised, and the horizontal cylinder 2-15 shrinks and resets to complete the automatic feeding, and then the moving cylinder 1-23 shrinks, and the support cylinder is pressed against both sides of the cardboard roll, and then the rotating motor 1-17 is started, so that the support cylinder at the right end is pressed by the pressure plate 1-16, and then the tube extraction motor 1-21 is started, driving the gear 1-20 to rotate, driving the tube extraction frame 1-25 to move to the right end, driving the support reel to be sleeved into the support cylinder and the cardboard roll, and when the tube extraction frame 1-25 moves to the rightmost position, the clamping cylinder two 1- 26 is released, the front end top shaft cylinder 1-1 extends out, continues to push the support reel to the right, so that it is completely inserted into the support tube and the cardboard reel, and then the front end top shaft cylinder 1-1 shrinks, the clamping cylinder 1-4 is loosened, the rotating motor 1-17 rotates, the pressure plate 1-16 releases the pressure on the support tube, the middle cylinder 1-18 shrinks, and then the translation drive motor 3-1 is used to rotate forward to drive the moving plate 3-6 to move from the right end to the top of the automatic casing machine on the left end, and then the clamping cylinder 3-12 is extended, the clamping claw 3-9 is opened, and then the transport lifting cylinder 3-5 is extended, the clamping claw 3-9 descends, and then the clamping cylinder 4 3-12 is used to drive the clamping claw 3-9 to clamp the two ends of the casing assembly, and then the transport lifting cylinder 3-5 shrinks to drive the casing assembly to rise,Then the translation drive motor 3-1 reverses and drives the sleeve assembly to move to above the support roller of the automatic film rolling machine at the right end, the transport lifting cylinder 3-5 extends, the sleeve descends, falls on the support roller, and waits for film rolling; then the clamping cylinder 3-12 extends, releases the clamping claw 3-9, and then the transport lifting cylinder 3-5 contracts, the translation drive motor 3-1 rotates forward, drives the moving plate 3-6 to move above the film rolling roller of the automatic film rolling machine, and then the transport lifting cylinder 3-5 extends, the clamping claw 3-9 descends, and then the clamping cylinder 3-12 is used to drive the clamping claw 3-9 to clamp the two ends of the sleeve assembly with the rolled film, and then the transport lifting cylinder 3-5 contracts, driving the sleeve assembly to rise, and then the translation drive motor 3-1 continues to rotate forward, and moves the sleeve assembly with the rolled film to the left support wheel 1-5 and the right support wheel 1-10, and then The rear transport lifting cylinder 3-5 extends, the clamping claw 3-9 descends, and then the clamping cylinder 3-12 extends, and the clamping claw 3-9 is released to complete the transport. The support tube is clamped by the clamping plate 1-3, and then the tail end top shaft cylinder 1-11 is started to push the left end of the support reel onto the clamping plate 2 1-27, and the clamping cylinder 2 1-26 is started to clamp the left end of the support reel, and then the tube extraction motor 1-21 is started to drive the gear 1-20 to rotate, driving the tube extraction frame 1-25 to move to the left end, and then the support reel is pulled out of the support tube and the cardboard reel, and then the moving cylinder 1-23 extends, the support tube leaves the cardboard reel, and then the flip cylinder 1-19 is started, and the flap 1-6 is lifted up, and the cardboard reel with the film rolled up is turned down by the left support wheel 1-5 and the right support wheel 1-10 and rolled to the finished product storage plate (2-4) for temporary storage, and the reel change is completed.

[0072] When the film is cut, the device can be installed between the film roll and the guide roller of the automatic film rolling device. When cutting is required, the film cutting lifting cylinder 5-4 starts to rise upward, and the jet is sprayed from one side of the film roll at the jet hole 5-3. At this time, the film cutting knife 5-1 rises to lift the film for cutting. The cut film is blown by the jet from the jet hole 5-3 and adheres to the film roll. Then the film cutting lifting cylinder 5-4 descends and returns to its original position. The jet at the jet hole 5-3 stops, and the film cutting is completed.

[0073] In summary, the present invention arranges cardboard roll support wheels and a clamping plate for supporting and clamping the support tube on the sleeve frame, and cooperates with the top shaft cylinder and the pull-out shaft structure at the front and rear ends to automatically and conveniently insert the support roll into the support tube and the cardboard roll, thereby completing rapid sleeve pulling and replacement, and automatically loading through an automatic loading device, and automatically transporting through a transport robot, thereby saving manpower and improving efficiency.

[0074] In the description of the present invention, the terms "inside", "outside", "longitudinal", "lateral", "upper", "lower", "top", "bottom" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and do not require that the present invention must be constructed and operated in a specific orientation. Therefore, they should not be understood as limitations on the present invention.

Claims

1. An automatic roll changing device, characterized in that: The invention comprises an automatic tube sleeve extraction device (1), an automatic feeding device (2) for feeding a hard paper roll to the automatic tube sleeve extraction device (1), and a transporting manipulator (3) for transporting the assembled tube assembly on the automatic tube sleeve extraction device (1) to an automatic film rolling machine (4). The automatic tube sleeve extraction device comprises a tube frame (1-13), support plates (1-28) with adjustable spacing are provided at both ends of the tube frame (1-13), left support wheels (1-5) and right support wheels (1-10) for supporting both ends of the hard paper roll are rotatably mounted on the support plates (1-28) at both ends, and a support slide plate (1-14) capable of sliding leftward and rightward is provided on the tube frame (1-13) outside the left support wheel (1-5) and the right support wheel (1-10). A clamping cylinder (1-4) is fixed on the supporting slide plate (1-14), and a clamping plate (1-3) capable of clamping the supporting tube is fixed at the front and rear ends of the clamping cylinder (1-4), and a tail top shaft cylinder (1-11) is fixed at the right end of the casing frame (1-13), and a pipe extracting frame (1-25) is provided at the left end of the casing frame (1-13). A driving mechanism for driving the pipe extracting frame (1-25) to move left and right is provided on the pipe extracting frame (1-25), and a front top shaft cylinder (1-1) is fixed on the top of the pipe extracting frame (1-25), and a clamping cylinder (1-26) is provided on the right side of the front top shaft cylinder (1-1), and a clamping plate (1-27) capable of clamping the supporting reel is fixed at the front and rear ends of the clamping cylinder (1-26).

2. The automatic roll changing device according to claim 1, characterized in that: The driving mechanism comprises a tube extraction motor (1-21) fixed on the tube frame (1-13), the tube extraction motor (1-21) is fixedly connected with a gear (1-20), a guide slider (1-22) is fixed on the tube extraction frame (1-25), a guide slide rail sliding leftward and rightward along the tube frame (1-13) is arranged in a slide groove of the guide slider (1-22), the guide slide rail is fixed to the tube extraction frame (1-25), and a rack (1-29) is arranged on the top of the guide slide rail; movable slide rails (1-15) are arranged on the top of both ends of the tube frame (1-13), a movable slide rail (1-15) is arranged on the movable slide rail (1-15), the top of the movable slide rail is hinged with a supporting slide plate (1-14), and the supporting slide plate (1-14) is hinged with a movable cylinder (1-23), and the other end of the movable cylinder (1-23) is hinged with the tube frame (1-13).

3. The automatic roll changing device according to claim 2, characterized in that: A lead screw (1-12) and a smooth rod (1-9) are rotatably mounted at both ends of the casing frame (1-13); a nut (1) is threadedly connected to the lead screw (1-12); the nut (1) is fixed to a support plate (1-28); a sliding sleeve (1) is sleeved on the smooth rod (1-9); the sliding sleeve (1) is fixed to the support plate (1-28); a hand wheel is fixed to the outer end of the lead screw (1-12); a support plate (1-31) is provided on the inner side of the support plate (1-28); a nut (2) sleeved on the lead screw (1-12) and a sliding sleeve (2) sleeved on the smooth rod (1-9) are fixed at the bottom of the support plate (1-31); a flap (1-6) is hingedly connected to the top rear end of the support plate (1-31); a flip cylinder (1-19) is hingedly connected to the front end of the flip cylinder (1-19); the other end of the flip cylinder (1-19) is hingedly connected to the support plate (1-31).

4. The automatic roll changing device according to claim 3 is characterized in that: An intermediate support plate (1-8) is provided in the middle of the casing frame (1-13), an intermediate support wheel (1-7) supporting the middle part of the cardboard roll is rotatably installed on the top of the intermediate support plate (1-8), an intermediate cylinder (1-18) is fixed at the bottom of the intermediate support plate (1-8), and the lower end of the intermediate cylinder (1-18) is fixed to the casing frame (1-13); a pressing plate (1-16) is provided between the right supporting wheel (1-10) and the right clamping plate (1-3), a rotating motor (1-17) is fixed at one end of the pressing plate (1-16), and the rotating motor (1-17) is fixed on the casing frame (1-13), and a rotating motor (1-17) is fixed on the other end of the pressing plate (1-16) A circular arc groove matched with the support tube; a support guide wheel (1-2) is provided on the outer side of the left clamping plate (1-3), the support guide wheel (1-2) is rotatably mounted on the casing frame (1-13), and a circular arc groove matched with the support reel is provided on the outer peripheral surface of the support guide wheel (1-2); a mounting plate (1) is fixed at the lower end of the casing frame (1-13), an adjustment rod (1-30) is threadedly connected to the mounting plate (1), and a walking wheel is installed at the lower end of the adjustment rod (1-30); support blocks (1-24) for supporting the bottom of the inner end of the support tube are provided on the outer sides of the support plates (1-28) on both sides, and a controller is also included, and the controller is connected to the above-mentioned cylinders and motors.

5. The automatic roll changing device according to claim 4, characterized in that: The automatic loading device (2) comprises a loading frame (2-1), an inclined storage rack (2-10) is fixed on the upper part of the loading frame (2-1), an inclined push rod (2-3) is provided on the lower side of the storage rack (2-10), a lifting cylinder (2-2) is fixed at both ends of the push rod (2-3), the lower end of the lifting cylinder (2-2) is fixed to the storage rack (2-10), and a plurality of lower baffles are fixed on the bottom of the higher side of the push rod (2-3) along its length direction. (2-5), a plurality of upper baffles (2-6) are fixed on the top of the lower side of the push rod (2-3) along its length direction, a plurality of pairs of clamping plates (2-7) are arranged above the push rod (2-3), each pair of clamping plates (2-7) are fixedly connected by a clamping cylinder (2-8), a support rod (2-9) is fixed on the top of the clamping cylinder (2-8), the support rod (2-9) is connected to the vertical lifting drive mechanism, and the vertical lifting drive mechanism is connected to the horizontal moving mechanism.

6. The automatic roll changing device according to claim 5, characterized in that: Guide rods (2-17) are fixed at both ends of the lower side of the storage rack (2-10), a guide rail is fixed on the outer side of the guide rod (2-17), a guide block is provided on the guide rail, and the guide block is fixed to the inner side of the top rod (2-3); the vertical lifting drive mechanism comprises a lifting guide rod (2-11) and a support plate (2-14), the lower end of the lifting guide rod (2-11) is fixed to the support rod (2-9), the lifting guide rail is provided on the lifting guide rod (2-11), a lifting slide block is provided on the lifting guide rail, the support plate (2-14) is fixed to the lifting slide block, a loading lifting cylinder (2-20) is fixed on the support plate (2-14), and the lower end of the loading lifting cylinder (2-20) is fixed to the support rod (2-9).

7. The automatic roll changing device according to claim 6, characterized in that: The horizontal moving mechanism comprises a horizontal cylinder (2-15), the horizontal cylinder (2-15) is fixed to the feeding frame (2-1), the piston rod end of the horizontal cylinder (2-15) is fixedly connected to the support plate (2-14), horizontal guide rods (2-21) are fixed on both sides of the support plate (2-14), a horizontal guide rail is fixed at the bottom of the horizontal guide rod (2-21), a horizontal slide block (2-16) is provided on the horizontal guide rail, and the horizontal slide block (2-16) is fixed to the feeding frame (2-1); side baffles (2-13) parallel to the storage frame (2-10) are provided at both ends, nuts are fixed on the top of the side baffles (2-13), two nuts are connected to a lead screw 2 (2-12), and both ends of the lead screw 2 (2-12) are rotatably mounted on the feeding frame (2-1); the side baffles (2-13) are L The upper end of the side baffle (2-13) is fixed with an outwardly turned baffle, and the two ends of the lead screw (2-12) are fixed with hand wheels; the lower end of the feeding frame (2-1) is fixed with an inclined finished product storage plate (2-4), the lower side of the finished product storage plate (2-4) is fixed with a support leg, the top of the lower side of the finished product storage plate (2-4) is fixed with a limit plate (2-19), and the side of the finished product storage plate close to the lifting cylinder (2-2) is higher than the other side; the lower ends of the support leg and the feeding frame (2-1) are fixed with a mounting plate (2), the mounting plate (2) is threadedly connected with an adjusting rod (2-18), and the lower end of the adjusting rod (2-18) is equipped with a walking wheel, and the controller is connected to the lifting cylinder (2-20), the clamping cylinder (2-8), the lifting cylinder (2-2) and the horizontal cylinder (2-15).

8. The automatic roll changing device according to claim 7, characterized in that: The transport robot (3) comprises a transport frame (3-8) arranged in parallel on both sides, a clamping device capable of clamping the two ends of the sleeve assembly is arranged on the top of the transport frame (3-8), the clamping device is connected to a translation driving mechanism capable of moving left and right and a transport lifting mechanism capable of lifting up and down, the clamping device comprises two mutually cooperating clamping jaws (3-9) and a mounting frame (3-11), the upper end of the clamping jaws (3-9) is rotatably mounted on the mounting frame (3-11), the tops of the two clamping jaws (3-9) are hinged by a pin shaft, the pin shaft is rotatably connected to a connecting rod (3-14), the top of the connecting rod (3-14) is connected to a fixed member on the mounting frame (3-11) ) on a clamping cylinder four (3-12); the transport lifting mechanism comprises a vertical lifting rod (3-4), a movable plate (3-6) and a transport lifting cylinder (3-5); the lower end of the vertical lifting rod (3-4) is fixed to the mounting frame (3-11); a vertically guided slider one (3-16) is fixed to the movable plate (3-6); a slide rail one (3-13) is provided in a slide groove of the slider one (3-16); the slide rail one (3-13) is fixed to the vertical lifting rod (3-4); one end of the transport lifting cylinder (3-5) is hinged to the vertical lifting rod (4); and the other end of the transport lifting cylinder (3-5) is hinged to the movable plate (3-6).

9. The automatic roll changing device according to claim 8, characterized in that: The translation drive mechanism comprises a translation drive motor (3-1) fixed at one end of the top of a transport frame (3-8); the translation drive motor (3-1) is connected to a driving gear (3-2); the driving gear (3-2) is connected to a toothed belt (3-3); the other end of the toothed belt (3-3) is connected to a driven gear (3-10); the driven gear (3-10) is rotatably mounted on the other end of the top of the transport frame (3-8); one side of the toothed belt (3-3) is fixed to a moving plate (3-6); a slider (3-15) is fixed to the bottom of the moving plate (3-6); a slide rail (3-7) for the slider (3-15) to slide is provided at the top of the transport frame (3-8); and a controller is connected to a transport lifting cylinder (3-5), the translation drive motor (3-1), and a clamping cylinder (3-12).

10. The automatic roll changing device according to claim 9, characterized in that: The film cutting device (5) is also provided at the rear side below the film rolling roller of the automatic film rolling machine (4), the film cutting device (5) comprising a film cutting frame (5-1), a film cutting lifting cylinder (5-4) is fixed in the middle of the film cutting frame (5-5), a mounting plate three (5-1) is fixed on the top of the film cutting lifting cylinder (5-4), a film cutting knife (5-2) is fixed on the top of the mounting plate three (5-1), the top of the film cutting knife (5-2) is serrated, an air passage is provided in the mounting plate three (5-1), a plurality of air jet holes (5-3) connected to the air passage for blowing air to the film rolling roller are provided on one side surface of the mounting plate three (5-1), an air jet head is connected to the air jet hole (5-3), and the mounting plate three (5-1) is provided with a plurality of air jet holes (5-3) connected to the air passage for blowing air to the film rolling roller. An air inlet pipe communicating with the air duct is provided below (5-1); guide grooves are provided on both sides of the film cutting frame (5-5), guide rods (5-7) are provided in the guide grooves, and the top of the guide rods (5-7) is fixed to the mounting plate three (5-1); guide rollers (5-6) are rotatably installed on the outer walls of both sides of the film cutting frame (5-5), and strip holes (5-9) communicating with the guide grooves are provided on the outer walls of both sides of the film cutting frame (5-5), and the guide rollers (5-6) extend into the strip holes (5-9) and contact with the guide rods (5-7); reinforcing support rods (5-8) are fixed to the lower ends of the guide rods (5-7) on both sides, and the top ends of the reinforcing support rods (5-8) are fixed to the mounting plate three (5-1).

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