CN212503218U - CPP film rolling machine - Google Patents

Abstract

The utility model discloses a CPP film rolling machine, which comprises a swing frame, a clamping edge component, a guide roller component, a trimming component, a traction roller component, a tension roller component, a floating roller component for controlling the rolling flatness of a film, a fly cutter component rolling roller driving component, a roll changing component, an air expansion shaft clamping exhaust device, an unloading trolley, a film roll automatic transfer device roller device, a swing frame driving device, a linear displacement sensor and a displacement detection device; the linear displacement sensor feeds back signals to the coil stripping trolley so that the coil stripping trolley moves corresponding to the position of the swing frame during coil stripping, and the coil stripping trolley and the air expansion shaft are accurately positioned. The swing frame of the CPP film winding machine provided by the utility model has smooth and reliable swing, can automatically adjust the thickness deviation of the film, and the end surface of the wound film is neat and does not wrinkle; when the winding machine is used for winding, the swing frame can be accurately positioned with the coil discharging trolley, and automatic coil discharging of the swing frame during the swinging process is realized.

Description

CPP film rolling machine

Technical Field

The utility model relates to a film rolling machine technical field, in particular to CPP film rolling machine.

Background

The CPP film is prepared by taking polypropylene as a main raw material and performing extrusion casting through a die head. In the process of film winding, when a winding machine pulls a film, due to the reasons of uneven pulling speed, tension or film thickness and the like, the film moves left and right and deviates in a single direction during pulling and winding, so that the film is wrinkled or the end surface is irregular during winding, and the film is wasted and difficult to process subsequently. Therefore, a winding deviation correcting device can be additionally arranged in the film winding machine, the existing winding deviation correcting device mainly comprises a swing frame, roller guide mechanisms arranged on two sides of the swing frame, a swing frame driving device and a displacement detection device used for detecting the deviation direction of a wound film, the displacement detection device feeds back signals to the swing frame driving device through the deviation direction of the wound film, and the swing frame transversely swings under the driving of the swing frame driving device, so that the negative effect caused by uneven film is eliminated. But there is the problem in current CPP film rolling machine: 1. because the winder can not realize accurate positioning with the coil discharging device when swinging, the existing winder can not realize automatic coil discharging during the swinging of the swing frame; 2. the existing swing frame driving device generally drives a swing frame to swing through an eccentric wheel transmission mechanism, so that the transmission stability and precision are deficient, and the rolling effect is influenced; 3, when the swing frame passes through the roller guide mechanism and moves transversely, the swing frame can be supported through the grooved wheel, the swing frame can drive the grooved wheel to roll along the guide direction of the guide rail when swinging, and in long-term use, abrasion can occur between the guide groove on the grooved wheel and the guide rail, so that the swinging stability of the swing frame is influenced.

It is seen that improvements and enhancements to the prior art are needed.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art's weak point, the utility model aims to provide a CPP film rolling machine aims at realizing automatic the coil stripping during the swing of the rocker of rolling machine.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a CPP film winding machine comprises a swing frame, a clamping edge assembly, a guide roller assembly, an edge cutting assembly, a traction roller assembly, a tension roller assembly, a floating roller assembly, a fly cutter assembly, a winding roller driving assembly, a winding roller replacing assembly and an air expanding shaft clamping exhaust device, wherein the clamping edge assembly is arranged on the swing frame and used for clamping a tensioned film and enabling the film to be flatly unfolded, the guide roller assembly is used for transition of the film, the edge cutting assembly is used for cutting off waste edges, the traction roller assembly is used for drawing the film after edge cutting to be forwards conveyed and adjusting the tension of the film, the tension roller assembly is used for detecting the tension in the film winding process, the floating roller assembly is used for controlling the winding flatness of the film, the fly cutter assembly is used for cutting off the film during roll replacement, the winding roller driving assembly; the film roll automatic transfer device comprises a roll unloading trolley, two groups of roller devices, a swing frame driving device, a linear displacement sensor and a displacement detection device, wherein the roll unloading trolley is arranged on the ground and used for moving a film roll out of an inflatable shaft, the automatic film roll transfer device is arranged on a swing frame and used for transferring the inflatable shaft and the film roll to the roll unloading trolley; the linear displacement sensor feeds back signals to the coil stripping trolley so that the coil stripping trolley moves corresponding to the position of the swing frame during coil stripping, and the coil stripping trolley and the air expansion shaft are accurately positioned.

The swing frame driving device comprises a first base, a speed reducer arranged on the first base, a motor in transmission connection with the speed reducer and a transmission assembly; the transmission assembly comprises a transmission gear arranged on the output shaft of the speed reducer, a rack in meshing transmission with the transmission gear, and a connecting seat arranged at one end of the rack, so that the connecting seat is connected with the swing frame through screws.

The swing frame driving device further comprises a limiting assembly, the limiting assembly comprises a supporting plate and a limiting block fixedly arranged on the supporting plate, the bottom of the limiting block is opposite to the transmission gear, and the bottom surface of the limiting block is pressed against the top of the rack; the top of the rack is provided with a guide block, and the bottom surface of the limiting block is provided with a sliding groove and is in sliding connection with the guide block through the sliding groove.

Each group of roller devices comprises a flat wheel mechanism and a V-shaped wheel mechanism, wherein the flat wheel mechanism comprises a second base arranged on the ground, a flat guide rail arranged on the second base, a first bearing seat arranged on the swing frame and a first roller rotatably arranged on the first bearing seat; the first roller is pressed against the upper end surface of the flat guide rail; the V-shaped wheel mechanism comprises a third base arranged on the ground, a triangular guide rail arranged on the third base, a second bearing seat arranged on the swing frame, and two second rollers rotatably arranged on the second bearing seat, wherein two guide inclined planes are arranged on the triangular guide rail, and the two second rollers are respectively correspondingly pressed on one guide inclined plane to form a V shape.

The automatic film roll transferring device comprises two symmetrically arranged support arms, two groups of fork plates, a connecting rod mechanism, a lifting driving cylinder and a transferring driving device, wherein the two groups of fork plates, the connecting rod mechanism, the lifting driving cylinder and the transferring driving device are respectively and correspondingly arranged on the corresponding support arms; two support arms pass through the pendulum shaft and connect, and the both ends of pendulum shaft rotate with the frame respectively and are connected, fork board and support arm sliding connection, lift drive actuating cylinder is used for driving link mechanism and drives the fork board and stretch out and block the physiosis axle towards the physiosis axle direction, transfer drive arrangement is used for driving the pendulum shaft and rotates and make the support arm swing towards the device of unloading a roll or physiosis axle direction.

The air-expanding shaft clamping and exhausting device comprises a support fixedly connected with a swing frame, a sliding frame arranged at the top of the support, a clamping mechanism arranged on the sliding frame and a sliding frame driving mechanism used for driving the sliding frame to move towards the axial direction of the air-expanding shaft, wherein the clamping mechanism comprises a chuck arranged on the sliding frame and a first air cylinder used for driving the chuck to clamp or loosen, the end part of a piston rod of the first air cylinder is connected with the chuck in a transmission mode through a push shaft, an exhaust assembly is coaxially arranged at one end, facing the air-expanding shaft, of the push shaft, and the exhaust assembly is used for exhausting the air-expanding shaft.

The exhaust assembly comprises a counter bore arranged on the push shaft, a compression spring arranged in the counter bore, an exhaust pin and a baffle ring; the counterbore comprises a blind hole part and a countersunk head part, the compression spring and the exhaust pin are installed in the blind hole part, and the baffle ring is arranged on the bottom surface of the countersunk head part.

The fly cutter assembly comprises a fly cutter frame which can be arranged on the swing frame in a swinging mode, a transition guide roller, a film cutting cutter, a sliding table electric cylinder, an electrostatic film laminating mechanism, a film pressing mechanism and a fly cutter frame driving mechanism, wherein the transition guide roller, the film cutting cutter, the sliding table electric cylinder, the electrostatic film laminating mechanism, the film pressing mechanism and the fly cutter frame driving mechanism are arranged in the fly cutter frame; the electrostatic film laminating mechanism is used for releasing static electricity to the inflatable shaft so that the inflatable shaft adsorbs the cut film; the film pressing mechanism is used for pressing the cut film on the inflatable shaft; the film cutting tool is used for cutting off the film; the sliding table electric cylinder is used for driving the film cutting tool to reciprocate along the length direction of the inflatable shaft; the transition guide roller is used for changing the rolling guide of the film.

The fly cutter frame comprises two symmetrically arranged crank arms and a connecting rod for connecting the two crank arms; the electrostatic film covering mechanism comprises a support arranged on the connecting rod and an electrostatic discharge rod arranged on the support.

The automatic film roll trimming device comprises a side cutting assembly, a traction roller assembly, a tension roller assembly, a fly cutter assembly, a winding roller driving assembly, a roll changing assembly, an automatic film roll transferring device, a roll unloading trolley, an air expanding shaft clamping exhaust device and a swing frame driving device, and is characterized by further comprising an electric control device, wherein the electric control device comprises a control panel arranged on the swing frame, a protective cover used for surrounding a transmission part, a PLC (programmable logic controller) arranged in the protective cover and a related control circuit, and the electric control device is electrically connected with the electric control device.

Has the advantages that:

the utility model provides a CPP film rolling machine compares prior art, and skew position signal through the real-time feedback rocker of linear displacement sensor is to unloading the membrane dolly, makes the swing of unloading membrane dolly and rocker make corresponding removal, guarantees to unload a dolly and align with the wind-up roll, and the automatic transfer device of membrane book can be with the accurate preset position of placing the finished product coiled material at the dolly of unloading. In addition, the air expansion shaft clamping and exhausting device is fixedly arranged on the swing frame, the air expansion shaft clamping and exhausting device synchronously swings with the swing frame, and the film unloading trolley correspondingly moves in the swinging process of the swing frame, so that the air expansion shaft clamping and exhausting device is relatively static relative to the film unloading trolley, the air expansion shaft clamping and exhausting device accurately clamps the air expansion shaft and automatically exhausts the air, the film unloading trolley moves towards the side edge, and the air expansion shaft is pulled out to take away a film roll. Therefore, the swing frame has smooth and reliable deflection movement, can automatically adjust the thickness deviation of the film, and the end surface of the coiled film is neat and does not wrinkle; when the winding machine is used for winding, the swing frame can be accurately positioned with the coil unloading trolley, automatic coil unloading of the swing frame during the swinging process is realized, the automation degree is high, the personnel operation is greatly reduced, and the operation is convenient and safe.

Drawings

FIG. 1 is the utility model provides a CPP film rolling machine's stereogram.

FIG. 2 is the utility model provides a CPP film rolling machine's cross-sectional view.

FIG. 3 is the utility model provides a swing frame drive arrangement's stereogram in CPP film rolling machine.

FIG. 4 is the utility model provides a roller device's stereogram in CPP film rolling machine.

Fig. 5 is a partially enlarged view of the region M in fig. 4.

FIG. 6 is the utility model provides a V-arrangement wheel mechanism's stereogram in CPP film rolling machine.

FIG. 7 is the utility model provides an automatic transfer device's of membrane book among CPP film rolling machine stereogram.

Fig. 8 is a partially enlarged view of the region L in fig. 7.

FIG. 9 is the utility model provides a tight exhaust apparatus of flatulence axle clamp among CPP film rolling machine stereogram.

Fig. 10 is the utility model provides a structural schematic diagram of the tight exhaust apparatus of flatulence axle clamp in CPP film rolling machine.

FIG. 11 is the utility model provides a fly cutter assembly's stereogram in CPP film rolling machine.

Fig. 12 is the utility model provides a right side view of fly sword subassembly in CPP film rolling machine.

Detailed Description

The utility model provides a CPP film rolling machine, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the embodiment is lifted to follow with reference to the attached drawing the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.

Referring to fig. 1-12, the utility model provides a CPP film rolling machine, including a swing frame a, set up on the swing frame and be used for cliping the tight film and make the film level and smooth contained side subassembly B who expandes, a guide roller subassembly C for the transition film, a side cut subassembly D for excising the slitter edge, a carry over pinch rolls subassembly E for drawing the film after the side cut and conveying forward and adjust the tensile draw roll subassembly of film, a tension roll subassembly F for detecting tensile in the film rolling process, a floating roll subassembly G for controlling the film rolling roughness, a fly knife subassembly H for cutting off the film when the roll change, a wind-up roll drive assembly I for providing rolling power and a roll change subassembly J for turning over the roll change of film roll and new wind-up roll, an air shaft clamping exhaust device K for accurately clamping the air shaft and automatically exhausting; the automatic film roll transferring device comprises an unwinding trolley L, an automatic film roll transferring device M, two groups of roller devices N, a swing frame driving device P, a linear displacement sensor R and a displacement detection device, wherein the unwinding trolley L is arranged on the ground and used for moving a film roll out of an inflatable shaft, the automatic film roll transferring device M is arranged on a swing frame and used for transferring the inflatable shaft and the film roll to the unwinding trolley, the two groups of roller devices N are respectively arranged on two sides of the swing frame, the swing frame driving device P is used for driving the swing frame to transversely move, the linear displacement sensor R is used for monitoring the swing position of the swing frame in real time, and the displacement detection device can feed back signals to the swing frame driving device P by detecting; the linear displacement sensor feeds back a signal to the coil stripping trolley L so that the coil stripping trolley L moves corresponding to the position of the swing frame A during coil stripping, and the coil stripping trolley L and the air inflation shaft are accurately positioned. Here, the wind-up roll includes an inflatable shaft S1 and a paper core sleeved on the inflatable shaft, and the film is wound on the paper core to reach a certain winding diameter to form a film roll S2.

When the CPP winding machine works, the film is flatly unfolded through the edge clamping device B and then is guided into the winding machine, then the film enters the edge cutting assembly D through the guide roller of the guide roller assembly C, and the edge cutting assembly D cuts the waste edges on two sides of the film, so that the remaining film meets the width required by a product; the film sequentially passes through a traction roller assembly E and a tension roller assembly F, the tension roller assembly F monitors tension change of a guide roller assembly in real time and feeds the tension change back to the traction roller assembly E for tension balance adjustment, the film reaches a floating roller in a floating roller assembly G under the traction of the traction roller assembly and then is guided into a winding roller S, the winding roller S performs film winding action through a winding roller driving assembly I, the floating roller assembly G controls the tightness of the wound film according to the winding diameter change of the winding roller, when the winding length of the working winding roller reaches a set value, a film roll is formed, a roll changing assembly J automatically turns an empty shaft to a working position, and the wound film roll is turned to a non-working position; after the roll is changed, the film is cut off by the cutter in the fly cutter assembly H, so that the film is attached to the idle shaft again, and the film is automatically rolled on the air expansion shaft along with the rotation of the idle shaft to roll a new film roll. When the winding machine winds, the displacement detection device detects the deviation direction feedback signal of the wound film in real time and sends the signal to the swing frame driving device P so that the swing frame A corrects the film winding direction. Meanwhile, the film roll in the non-working position starts to perform the roll unloading action, the automatic film roll transferring device M supports the air inflation shaft S1 in the film roll, the winding roller driving assembly I releases the jacking of the air inflation shaft S1, and the film unloading trolley L moves to the station of the winding machine from the side edge. The linear displacement sensor R feeds back an offset position signal of the swing frame A to the film unloading trolley L in real time, so that the film unloading trolley L moves correspondingly with the swing of the swing frame, the alignment of the film unloading trolley L and the winding roller is ensured, and the automatic film roll transfer device can accurately place a finished coiled material at a preset position of the film unloading trolley. The air shaft clamping and exhausting device K is fixedly arranged on the swing frame A, the air shaft clamping and exhausting device K synchronously swings with the swing frame A, the film unloading trolley L also correspondingly moves the swing of the swing frame A, so that the air shaft clamping and exhausting device K is relatively static relative to the roll unloading trolley L, the air shaft clamping and exhausting device K accurately clamps and automatically exhausts the air shaft S1, the roll unloading trolley L moves towards the side edge, the air shaft is pulled out to take a film roll away, a new paper core is finally inserted, the air shaft S1 is inflated and expanded, and the automatic film roll transferring device M swings the air shaft S1 back into the winder. Therefore, the swing frame A has smooth and reliable deflection movement, can automatically adjust the thickness deviation of the film, and the end surface of the coiled film is neat and does not wrinkle; when the winding machine is used for winding, the swing frame can be accurately positioned with the coil unloading trolley, automatic coil unloading of the swing frame during the swinging process is realized, the automation degree is high, the personnel operation is greatly reduced, and the operation is convenient and safe.

The CPP rolling machine further comprises an electric control device, the electric control device comprises a control panel arranged on the swing frame, a shield used for surrounding a transmission part, a PLC controller arranged in the shield and a related control circuit, and the trimming component D, the traction roller component E, the tension roller component F, the fly cutter component G, the winding roller driving component I, the roll changing component H, the automatic film roll transfer device M, the roll unloading trolley L, the air expansion shaft clamping exhaust device K and the swing frame driving device are all electrically connected with the electric control device.

Specifically, referring to fig. 3, the swing frame driving device P includes a first base P1, a speed reducer P2 disposed on the first base, a motor P3 connected to the speed reducer in a transmission manner, and a transmission assembly P4; the transmission assembly P4 comprises a transmission gear P41 arranged on the output shaft of the speed reducer, a rack P42 in meshing transmission with the transmission gear, and a connecting seat P43 arranged at one end of the rack, so that the connecting seat P43 is connected with the swing frame A through screws; the limiting assembly P5 comprises a support plate P51 and a limiting block P52 fixedly arranged on the support plate, the bottom of the limiting block P52 is opposite to the transmission gear P41, and the bottom surface of the limiting block P52 is pressed against the top of the rack P42. The connecting seat is movably connected with the rack. When the film is rolled, the displacement detection device feeds back a signal to the motor to adjust the movement of the rack by detecting the deviation direction of the rolled film so as to enable the swing frame to correct the film rolling direction. Because a gear and rack transmission structure is adopted between the swing frame and the driving motor, compared with a transmission eccentric wheel transmission structure, the transmission of the swing frame and the driving motor is more stable, the transmission precision is higher, and the winding quality is effectively improved; in addition, the gear rack transmission structure has small abrasion, the service life of corresponding accessories is prolonged, and the maintenance is convenient.

Further, referring to fig. 3, the swing frame driving device further includes a limiting component P5, the limiting component includes a support plate P51 and a limiting block P52 fixedly disposed on the support plate, the bottom of the limiting block P52 faces the transmission gear P41, and the bottom surface of the limiting block P52 abuts against the top of the rack P42; the top of the rack P42 is provided with a guide block P53, and the bottom surface of the limit block P52 is provided with a sliding groove P54 which is connected with the guide block P53 in a sliding way. The rack P42 is guided by the guide block P53 and the sliding groove P54, so that the rack P42 is ensured not to shift in the transverse direction, and the rack P42 is prevented from being separated from the abutting of the limiting block. It should be noted that the roller devices on the left and right sides of the swing frame of the winding machine cannot be adjusted to be completely level, that is, a height difference (for example, the left side is high, and the right side is low) is generated, so that the swing frame slightly climbs or slides down. First base P1 is fixed on ground through inflation screw P6, and motor P3 and reduction gear P2 are fixed on first base P1, and stopper P52 is fixed on reduction gear P2, and rack P42 can be pushed down to stopper P52, ensures that rack P42 remains the horizontality throughout the transmission course to horizontal error when adjusting rocker A swing, the stationarity of improvement rolling.

Specifically, referring to fig. 4-6, each set of roller devices N includes a flat wheel mechanism N1 and a V-shaped wheel mechanism N2, where the flat wheel mechanism N1 includes a second base N11 disposed on the ground, a flat guide rail N12 disposed on the second base, a first bearing seat N13 disposed on the swing frame, and a first roller N14 rotatably disposed on the first bearing seat; the first roller N14 is pressed against the upper end face of the flat guide rail N12; the V-shaped wheel mechanism N2 comprises a third base N21 arranged on the ground, a triangular guide rail N22 arranged on the third base, a second bearing seat N23 arranged on the swing frame, and two second rollers N24 rotatably arranged on the second bearing seat N23, wherein two guide inclined planes N25 are arranged on the triangular guide rail N22, and the two second rollers N24 are respectively and correspondingly pressed on one guide inclined plane N25 to form a V shape.

When the swing frame is in deflection, on one hand, the first roller N14 is driven to roll along the guide surface of the flat guide rail N12, and the flat guide rail N12 mainly plays a supporting role on the first roller N14, so that the first roller N14 is ensured to work stably, and the movement resistance of the first roller N14 is reduced; the other side drives the second roller N24 to roll along two guide inclined planes N25 of the triangular guide rail N22, a certain included angle is formed by symmetrically arranging the two guide inclined planes N25, the pressure of each second roller N24 abutting against the guide inclined plane N25 is divided into vertical downward gravity and an acting force horizontally facing the other second roller N24, and the horizontal acting forces formed by the two second rollers N24 are mutually offset, so that the triangular guide rail N22 guides the transverse deflection of the swing frame A, and the radial deflection of the swing frame A during working is prevented. Compared with the structure of a grooved wheel and a guide rail in the prior art, the swinging roller device provided by the invention has the advantages that the movement is more stable, the acting force between the first roller N14 and the guide rail and the acting force between the second roller N24 and the guide rail are rolling friction force, the loss is small, the service life of the swinging roller device is greatly prolonged, and the maintenance cost is reduced.

Specifically, referring to fig. 7, the automatic film roll transferring device M includes two symmetrically disposed arms M1, two sets of fork plates M2, a link mechanism M3, a lifting driving cylinder M4 and a transfer driving device M5, which are respectively disposed on the corresponding arms; two support arms M1 are connected through balance staff M6, and balance staff M6's both ends rotate with the rocker respectively and are connected, fork M2 and support arm M1 sliding connection, lift drive actuating cylinder M4 is used for driving link mechanism M3 and drives fork M2 and stretch out and block the physiosis axle towards the physiosis axle direction, transfer drive arrangement M5 is used for driving the balance staff to rotate and makes the support arm swing towards unwinding unit or physiosis axle direction.

When the film roll diameter on the inflatable shaft S1 reaches a set value, the inflatable shaft S1 stops rotating, the transfer driving device M5 drives the swing shaft M6 to rotate, so that the two support arms M1 synchronously swing into the winding machine and reach the lower part of the inflatable shaft, the two lifting driving cylinders M4 drive the corresponding connecting rod mechanism M3 to move, and the fork plate M2 is driven to extend out towards the direction of the inflatable shaft and clamp the shaft heads at the two ends of the inflatable shaft; the puller head in the winding roller driving assembly is withdrawn, the transfer driving device M4 drives the swing shaft to rotate again, so that the two support arms M1 synchronously swing out of the winding machine to wait for the film roll on the air inflation shaft S1 to be discharged by the roll discharging device.

Preferably, referring to fig. 8, an upper positioning plate M7 and a lower positioning plate M8 are arranged on the support arm M1, the fork plate M2 is guided to move by the upper positioning plate M7 and the lower positioning plate M8, the link mechanism M3 includes a link M31 and a rocker M32, one end of the link M31 is pivotally connected to the fork plate M2, the other end of the link M31 is hinged to one end of the rocker M32, and the other end of the rocker M32 is pivotally connected to the lower positioning plate; the swing shaft is provided with a mounting seat, the end part of the main body of the lifting driving cylinder is hinged with the mounting seat, and the end part of the piston rod of the lifting driving cylinder is connected with the middle pivot of the rocker arm.

The transfer driving device M5 comprises a transfer driving cylinder M51 and a transmission arm M52 sleeved on the swing shaft, the end part of a piston rod of the transfer driving cylinder M51 is connected with the transmission arm M52 in a pivot mode, and the end part of a main body of the transfer driving cylinder M51 is connected with the swing frame A in a pivot mode.

Preferably, the displacement detection device is an inductive switch, when the inductive switch on one side induces an obstacle, the inductive switch feeds back a signal to the controller, and the controller controls the motor to adjust the movement of the rack so that the swing frame corrects the film winding direction; the inductive switch can be a photoelectric sensor, an obstacle sensor or a distance sensor; and the sensor is adopted, so that the response speed is high and the use is reliable.

Specifically, referring to fig. 9-10, the flatbed roller clamping and exhausting device K includes a bracket K1 fixedly connected to the swing frame, a carriage K2 disposed at the top of the bracket, a clamping mechanism K3 disposed on the carriage, and a carriage driving cylinder K4 for driving the carriage to move in the axial direction of the flatbed roller, the clamping mechanism K3 includes a chuck K31 disposed on the carriage and a first cylinder K32 for driving the chuck to clamp or unclamp, a piston rod end of the first cylinder K32 is in transmission connection with the chuck K31 through a push shaft K33, and an exhaust assembly K5 is coaxially disposed at one end of the push shaft K33 facing the flatbed roller and is used for exhausting air to the flatbed roller.

In this embodiment, support K1 is an L type support arm, and the one end of L type support arm is fixed to be set up on the rocker of rolling machine, and the other end of L type support arm is equipped with a altitude mixture control seat K6 for this physiosis axle presss from both sides tight exhaust apparatus K and follows the synchronous swing of rocker A, through the accurate location of the dolly of unloading with the physiosis axle, also can realize the unloading roll as usual in rocker swing process (being the normal rolling process of rolling machine), need not to wait for the unloading roll after the rolling swing stops completely, improves production efficiency.

Further, the exhaust component K5 comprises a counter bore K51 arranged on the pushing shaft, a compression spring K52 arranged in the counter bore, an exhaust pin K53 and a retaining ring K54; the counterbore K51 comprises a blind hole part and a countersunk part, the compression spring K52 and the exhaust pin K53 are installed in the blind hole part, and the retainer ring K54 is arranged on the bottom surface of the countersunk part. The exhaust assembly is compact in structure, normal transmission connection of the push shaft and the chuck cannot be affected, clamping or loosening of the clamping jaws on the chuck is controlled by the push shaft, and the push shaft is not described in detail herein. The chuck K31 includes a chuck body K311 and a plurality of jaws K312; an avoiding cavity is formed in the middle of the chuck main body, a positioning taper sleeve K313 is arranged in the avoiding cavity, and the shape of the positioning taper sleeve is matched with the shape of a shaft head of the inflatable shaft S1. Through setting up the location taper sleeve, the location taper sleeve supports the spindle nose of physiosis axle, effectively guarantees that the physiosis axle can not flagging.

When the coil is unloaded, the automatic film coil transfer device M is used for placing a coil film on the coil unloading trolley L, the sliding frame drives the air cylinder K4 to push the sliding frame K2 to the direction of the inflatable shaft S1, the end part of the shaft head of the air cylinder shaft extends into the positioning taper sleeve K313 to ensure the central positioning of the inflatable shaft S1, the sliding frame drives the air cylinder K4 to drive the clamping jaw K312 of the chuck to clamp the shaft head of the inflatable shaft through the push shaft K53, and meanwhile, the exhaust pin K54 supports against the air nozzle of the inflatable shaft to enable the inflatable shaft to automatically exhaust. Then when the coil stripping trolley L drives the film coil to move along the length direction of the air expansion shaft, the air expansion shaft S1 is kept on the chuck M31, so that the paper core can be conveniently mounted on the air expansion shaft separated from the film coil, and the air expansion shaft can be matched with the coil stripping manipulator to act.

Preferably, in order to provide better support for the air shaft clamping exhaust device K and reduce the load of the roller device N, the arm K1 is connected with the ground through the flat wheel mechanism N2.

Specifically, referring to fig. 11 and 12, the fly cutter assembly H includes a fly cutter frame H1 swingably disposed on a swing frame, a transition guide roller H2, a film cutting cutter H3, a sliding table electric cylinder H4, an electrostatic film coating mechanism H5, a film pressing mechanism H6, and a fly cutter frame driving mechanism H7 for driving the fly cutter frame H1 to swing in a direction approaching or departing from a film roll; the electrostatic film laminating mechanism H5 is used for releasing static electricity to the inflatable shaft so that the cut film is adsorbed on the paper core of the inflatable shaft; the film pressing mechanism H6 is used for pressing the cut film on the inflatable shaft; the film cutting tool H3 is used for cutting off the film; the sliding table electric cylinder H4 is used for driving the film cutting tool H3 to reciprocate along the length direction of the inflatable shaft; the transition guide roller H2 is used for changing the winding guide of the film.

After the film is rolled, a film roll is formed, the fly cutter frame driving mechanism H7 drives the fly cutter frame H1 to swing towards the direction of the film roll, the transition guide roller H2 changes the rolling guide of the film, then the film pressing mechanism H6 presses the film on the film roll, and the part of the film to be cut is tightened, so that a film cutting area is formed between the transition guide roller H2 and the film roll, meanwhile, the electrostatic film covering mechanism H5 releases static electricity to the inflatable shaft, and the sliding table electric cylinder H4 drives the film cutting cutter H3 to move along the length direction of the inflatable shaft, so that the film cutting cutter H3 quickly cuts the film; after the air expansion shaft unloads the roll, the film is automatically rolled on the air expansion shaft along with the rotation of the air expansion shaft under the electrostatic adsorption effect to carry out new film roll rolling; thereby saving the step of winding the adhesive tape on the air expanding shaft, saving the manufacturing cost and simplifying the film coating mode.

Preferably, the fly frame H1 comprises two symmetrically arranged crank arms H11 and a connecting rod H12 for connecting the two crank arms; the electrostatic film covering mechanism H5 comprises an electrostatic discharge rod support H51 arranged on a connecting rod H12 and an electrostatic discharge rod H52 arranged on the electrostatic discharge rod support. The electrostatic discharge rod can release static electricity to the physiosis axle, makes the film after cutting the membrane adhere to on the physiosis axle again because of electrostatic adsorption, and it is simple, convenient to simplify the tectorial membrane mode.

Specifically, the film pressing mechanism H6 includes two bearing seats H61 symmetrically disposed on the connecting rod, a film pressing swing frame H62 rotatably connected to the two bearing seats, a pressing roller H63 disposed in the film pressing swing frame, and a film pressing driving cylinder H64 for driving the swing frame to swing toward or away from the direction of the air expansion shaft.

It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.

Claims (10)

1. A CPP film winding machine is characterized by comprising a swing frame, an edge clamping assembly, a guide roller assembly, an edge cutting assembly, a traction roller assembly, a tension roller assembly, a floating roller assembly, a fly cutter assembly, a winding roller driving assembly, a winding assembly and a winding changing assembly, wherein the edge clamping assembly is arranged on the swing frame and used for clamping a tensioned film and enabling the film to be flatly unfolded, the guide roller assembly is used for transiting the film, the edge cutting assembly is used for cutting off the waste edges, the traction roller assembly is used for drawing the film after edge cutting to be forwards conveyed and adjusting the tension of the film, the tension roller assembly is used for detecting the tension in the film winding process, the floating roller assembly is used for controlling the winding flatness of the film, the fly cutter assembly is used for cutting off the film during winding changing, the winding roller driving assembly is used for providing winding; the film roll automatic transfer device comprises a roll unloading trolley, two groups of roller devices, a swing frame driving device, a linear displacement sensor and a displacement detection device, wherein the roll unloading trolley is arranged on the ground and used for moving a film roll out of an inflatable shaft, the automatic film roll transfer device is arranged on a swing frame and used for transferring the inflatable shaft and the film roll to the roll unloading trolley; the linear displacement sensor feeds back signals to the coil stripping trolley so that the coil stripping trolley moves corresponding to the position of the swing frame during coil stripping, and the coil stripping trolley and the air expansion shaft are accurately positioned.

2. The CPP film winder according to claim 1, wherein the swing frame driving device comprises a first base, a speed reducer arranged on the first base, a motor in transmission connection with the speed reducer, and a transmission assembly; the transmission assembly comprises a transmission gear arranged on the output shaft of the speed reducer, a rack in meshing transmission with the transmission gear, and a connecting seat arranged at one end of the rack, so that the connecting seat is connected with the swing frame through screws.

3. The CPP film winding machine according to claim 2, characterized in that the swing frame driving device further comprises a limiting assembly, the limiting assembly comprises a supporting plate and a limiting block fixedly arranged on the supporting plate, the bottom of the limiting block is opposite to the transmission gear, and the bottom surface of the limiting block is pressed against the top of the rack; the top of the rack is provided with a guide block, and the bottom surface of the limiting block is provided with a sliding groove and is in sliding connection with the guide block through the sliding groove.

4. The CPP film winder according to claim 1, wherein each set of roller devices comprises a flat wheel mechanism and a V-shaped wheel mechanism, the flat wheel mechanism comprises a second base arranged on the ground, a flat guide rail arranged on the second base, a first bearing seat arranged on the swing frame, and a first roller rotatably arranged on the first bearing seat; the first roller is pressed against the upper end surface of the flat guide rail; the V-shaped wheel mechanism comprises a third base arranged on the ground, a triangular guide rail arranged on the third base, a second bearing seat arranged on the swing frame, and two second rollers rotatably arranged on the second bearing seat, wherein two guide inclined planes are arranged on the triangular guide rail, and the two second rollers are respectively correspondingly pressed on one guide inclined plane to form a V shape.

5. The CPP film rolling machine according to claim 1, wherein the film roll automatic transfer device comprises two symmetrically arranged support arms, two groups of fork plates, a connecting rod mechanism, a lifting driving cylinder and a transfer driving device, wherein the two groups of fork plates, the connecting rod mechanism, the lifting driving cylinder and the transfer driving device are respectively and correspondingly arranged on the corresponding support arms; two support arms pass through the pendulum shaft and connect, and the both ends of pendulum shaft rotate with the frame respectively and are connected, fork board and support arm sliding connection, lift drive actuating cylinder is used for driving link mechanism and drives the fork board and stretch out and block the physiosis axle towards the physiosis axle direction, transfer drive arrangement is used for driving the pendulum shaft and rotates and make the support arm swing towards the device of unloading a roll or physiosis axle direction.

6. The CPP film rolling machine according to claim 1, characterized in that the flatbed mandrel clamping and exhausting device comprises a support fixedly connected with the swing frame, a sliding frame arranged at the top of the support, a clamping mechanism arranged on the sliding frame, and a sliding frame driving mechanism used for driving the sliding frame to move towards the axial direction of the flatbed mandrel, wherein the clamping mechanism comprises a chuck arranged on the sliding frame and a first cylinder used for driving the chuck to clamp or release, the end part of a piston rod of the first cylinder is in transmission connection with the chuck through a pushing shaft, and an exhausting assembly is coaxially arranged at one end of the pushing shaft, which faces the flatbed mandrel, and is used for exhausting air to the flatbed mandrel.

7. The CPP film winder of claim 6, wherein the exhaust assembly includes a counter bore provided on the push shaft, a compression spring, an exhaust pin, and a baffle ring provided in the counter bore; the counterbore comprises a blind hole part and a countersunk head part, the compression spring and the exhaust pin are installed in the blind hole part, and the baffle ring is arranged on the bottom surface of the countersunk head part.

8. The CPP film winder according to claim 1, wherein the fly cutter assembly comprises a fly cutter frame which is arranged on a swing frame in a swinging mode, a transition guide roller, a film cutting cutter, a sliding table electric cylinder, an electrostatic film laminating mechanism, a film pressing mechanism and a fly cutter frame driving mechanism which is arranged in the fly cutter frame and is used for driving the fly cutter frame to swing in a direction close to or far away from the film roll; the electrostatic film laminating mechanism is used for releasing static electricity to the inflatable shaft so that the inflatable shaft adsorbs the cut film; the film pressing mechanism is used for pressing the cut film on the inflatable shaft; the film cutting tool is used for cutting off the film; the sliding table electric cylinder is used for driving the film cutting tool to reciprocate along the length direction of the inflatable shaft; the transition guide roller is used for changing the rolling guide of the film.

9. The CPP film winder of claim 8, wherein the flyer frame comprises two symmetrically arranged crank arms and a connecting rod for connecting the two crank arms; the electrostatic film covering mechanism comprises a support arranged on the connecting rod and an electrostatic discharge rod arranged on the support.

10. The CPP film winding machine according to claim 1, further comprising an electric control device, wherein the electric control device comprises a control panel arranged on the swing frame, a shield used for surrounding a transmission part, a PLC controller arranged in the shield and related control circuits, and the trimming assembly, the traction roller assembly, the tension roller assembly, the fly cutter assembly, the winding roller driving assembly, the roll changing assembly, the automatic film roll transferring device, the roll discharging trolley, the air inflation shaft clamping exhaust device and the swing frame driving device are all electrically connected with the electric control device.

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