CN111498553A - Winding and changing method of film blowing machine - Google Patents
Winding and changing method of film blowing machine Download PDFInfo
- Publication number
- CN111498553A CN111498553A CN202010326562.0A CN202010326562A CN111498553A CN 111498553 A CN111498553 A CN 111498553A CN 202010326562 A CN202010326562 A CN 202010326562A CN 111498553 A CN111498553 A CN 111498553A
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- Prior art keywords
- winding roller
- film
- winding
- roller
- supporting rod
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/26—Cutting-off the web running to the wound web roll
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/28—Attaching the leading end of the web to the replacement web-roll core or spindle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/40—Type of handling process
- B65H2301/41—Winding, unwinding
- B65H2301/417—Handling or changing web rolls
- B65H2301/418—Changing web roll
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/175—Plastic
- B65H2701/1752—Polymer film
Abstract
The invention discloses a winding and changing method of a film blowing machine, which comprises the following steps: step S1, two winding rollers are installed, a first winding roller is detachably installed at one end of a first supporting rod and one end of a second supporting rod, and a second winding roller is detachably installed at the other end of the first supporting rod and the second supporting rod; step S2, winding by a first winding roller; step S3, absorbing the film by a second winding roller, and cutting the film by a first winding roller; step S4, discharging by the first winding roller and winding by the second winding roller; step S5, absorbing the film by the first winding roller and cutting the film by the second winding roller; step S6, discharging by a second winding roller; and step S7, repeating the steps S2 to S6, and realizing automatic roll winding and changing of the film blowing machine. The invention provides a winding and changing method of a film blowing machine, which can avoid waste caused by edge fleeing of a film in the process of changing the roll, eliminate potential safety hazards of workers and improve the efficiency of film blowing and roll changing.
Description
Technical Field
The invention relates to the field of film blowing machines, in particular to a winding and changing method of a film blowing machine.
Background
The film blowing machine is a machine which heats and melts plastic particles and then blows the plastic particles into a film. After the film is produced, the last step is rolling, when a round pipe for rolling is fully loaded, an empty round pipe is needed, and the common practice in the industry at present is to cut the film manually by a cutter and to complete the film breaking and rolling actions in roll changing by hand assistance. Firstly, the film is cut off manually by a cutter when the roll is changed manually, so that the wound film is difficult to cut off instantly when the width of the wound film is large, the success rate of roll change is low, secondly, the film wound on the surface layer is easy to flee and throw off to cause waste when the roll is changed manually, and finally, potential safety hazards exist when the film is operated manually by the cutter.
Therefore, the invention discloses a roll changing and collecting mechanism of a film blowing machine in China with the prior publication number CN 102529085B, which comprises a frame, a rolling leather roller, a rolling motor and a pneumatic cutting device, wherein the rolling leather roller is rotationally arranged on the frame and driven by the rolling motor, and the roll changing and collecting mechanism is characterized in that: the film blowing machine roll changing and receiving mechanism further comprises a roll changing device, the roll changing device comprises a roll changing rotating plate and a guide disc, the roll changing rotating plate is movably sleeved on the rolling leather roller shaft, the roll changing rotating plate is driven by a motor to rotate, a fixed clamping jaw and a movable clamping jaw are arranged on the outer edge of the roll changing rotating plate, the movable clamping jaw is hinged with the roll changing rotating plate, a positioning roller is arranged on the movable clamping jaw, the positioning roller is guided to roll by a guide surface of the guide disc, a notch is formed in the guide surface of the guide disc, and the guide disc is fixedly arranged; when the positioning roller is in rolling contact with the guide surface of the guide disc, the positioning roller forms a fixed support for the movable clamping jaw, and when the reel changing rotating plate rotates, the movable clamping jaw and the fixed clamping jaw convey the material receiving shaft from the storage station to the winding station together.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a winding and changing method of a film blowing machine, which can avoid waste caused by edge channeling of a film in the process of changing the roll, eliminate potential safety hazards of workers and improve the efficiency of film blowing and changing the roll.
The technical scheme adopted by the invention for solving the technical problems is as follows: is characterized in that: the utility model provides a receipts roll change method of inflation film manufacturing machine, includes the organism, rotates on the organism and is provided with calendering roller, guide roll and wind-up roll, its characterized in that: a first spring cavity is arranged at one end of the wind-up roll, a spline shaft penetrating through the end face of one end of the wind-up roll is arranged in the first spring cavity in a sliding manner, a first spring which is abutted against the spline shaft is arranged in the first spring cavity, a first deflector rod which is connected with the root part of the spline shaft is arranged on the outer wall of one end of the wind-up roll in a sliding way, a second spring cavity is arranged at the other end of the wind-up roll, an optical axis penetrating through the end face of the other end of the wind-up roll is arranged in the second spring cavity in a sliding manner, a second spring which is pressed against the optical axis is arranged in the second spring cavity, a second deflector rod which is connected with the root part of the optical axis is arranged on the outer wall of the other end of the wind-up roll in a sliding way, a main channel is arranged on the end surface of the optical axis, a plurality of shunting holes communicated with the bottom of the main channel are radially arranged on the side wall of the optical axis, a communicating channel communicated with the shunting hole is axially arranged on the winding roller, and a material sucking hole communicated with the communicating channel is arranged on the outer wall of the winding roller; the machine body is fixedly provided with a group of fixed shafts which are oppositely arranged, the end part of one fixed shaft is rotatably provided with a first supporting rod, the end part of the other fixed shaft is rotatably provided with a second supporting rod, a double-shaft extension motor is arranged between the two fixed shafts, one end of the double-shaft extension motor is in transmission connection with the first supporting rod, the other end of the double-shaft extension motor is in transmission connection with the second supporting rod, one end of the first supporting rod is fixedly provided with a first rotating motor, the output end of the first rotating motor is provided with a first spline groove matched with the spline shaft, one end of the second supporting rod is provided with a first sliding hole matched with the optical shaft, the outer end face of one end of the second supporting rod is provided with a first negative pressure generator and a first sealing cover used for sealing the first sliding hole, the first sealing cover is provided with a first connecting hole communicated with the main channel, the first negative pressure generator is communicated with the first through hole, a first cutting motor is arranged on the first supporting rod, a first lead screw in transmission connection with the first cutting motor is arranged between the first supporting rod and the second supporting rod, a first nut is arranged on the first lead screw, and a first cutter is arranged on the first nut; the other end of the first supporting rod is fixedly provided with a second rotating motor, the output end of the second rotating motor is provided with a second spline groove matched with the spline shaft, the other end of the second supporting rod is provided with a second sliding hole matched with the optical axis, the outer end face of the other end of the second supporting rod is provided with a second negative pressure generator and a second sealing cover used for sealing the second sliding hole, the second sealing cover is provided with a second communicating hole communicated with the main channel, the second negative pressure generator is communicated with the second communicating hole, the first supporting rod is provided with a second cutting motor, a second lead screw in transmission connection with the second cutting motor is arranged between the first supporting rod and the second supporting rod, a second nut is arranged on the second lead screw, and a second cutter is arranged on the second nut.
As a modification, in step S3, the second cutter can rotate around the rotation center of the second lead screw as required, and the length of the second cutter can be extended or contracted.
Further, in step S5, the first cutting blade can rotate around the rotation center of the first lead screw as required, and the length of the first cutting blade can be extended or contracted.
And the first winding roller and the second winding roller are of split structures, the first winding roller and the second winding roller respectively comprise a left end part, a right end part and a connecting cylinder, the left end part and the right end part are detachably inserted onto the connecting cylinder, through holes are formed in the connecting cylinder, in the step S4 or S6, when the first winding roller or the second winding roller is used for unwinding, the left end part and the right end part are detached, the connecting cylinder provided with a film is detached, an empty connecting cylinder is reselected, and the empty connecting cylinder is installed on the left end part and the right end part.
Compared with the prior art, the invention has the advantages that: a double-shaft stretching motor is utilized to drive a first supporting rod and a second supporting rod to synchronously rotate, winding rollers can be assembled at two ends of the first supporting rod and the second supporting rod in a detachable mode, a plurality of winding rollers are arranged to ensure that the winding rollers are assembled at two ends of the first supporting rod and the second supporting rod simultaneously, after one winding roller is fully wound with a film, the double-shaft stretching motor drives the first supporting rod and the second supporting rod to swing, the other winding roller gradually swings upwards from the lower part, a negative pressure generator corresponding to the other winding roller generates suction on the other winding roller, the film is adsorbed on the other winding roller and rolls along with the rotation of the corresponding rotating motor, meanwhile, a cutter corresponding to the other winding roller cuts off the film of one winding roller, when one winding roller rotates to the bottom, one winding roller is disassembled, a new winding roller is replaced, thereby realized the automatic roll change of inflation film manufacturing machine film, because at one of them rolling-up roller book full back, when needing to change the book, another rolling-up roller can in time follow up, so can avoid the film to scurry the limit and cause the waste in the roll change in-process appearance, simultaneously, relieve workman's potential safety hazard, improved the inflation film and changed a roll efficiency.
Drawings
FIG. 1 is a block diagram of a roll winding and changing method of a film blowing machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of the overall layout structure of the roll winding and changing device of the film blowing machine in the embodiment of the invention;
FIG. 3 is a schematic structural diagram of a roll winding and changing device of the film blowing machine according to an embodiment of the invention;
FIG. 4 is a schematic view of a connection structure of a first cutter on a first lead screw in the embodiment of the invention;
FIG. 5 is a schematic view of a split structure of the wind-up roll in the embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
For the sake of understanding, the present invention will be briefly described with respect to a film blowing machine roll changing device. As shown in fig. 1 to 4, the roll winding and unwinding device of the film blowing machine according to the present invention includes a machine body, a calendering roll 12, a guide roll 11, a winding roll 4, a double-shaft stretching motor 3, a first support rod 21, a second support rod 22, a first rotating motor 61, a second rotating motor 62, a first negative pressure generator 71, a second negative pressure generator 72, a first sealing cover 711, a second sealing cover 721, a first cutting motor 51, a second cutting motor 52, a first lead screw 511, a second lead screw 521, a first nut 512, a second nut 522, a first cutting knife 513, and a second cutting knife 523.
Wherein, the calendering roller 12, the guide roller 11 and the wind-up roller 4 are rotatably arranged on the machine body, one end of the wind-up roller 4 is provided with a first spring cavity 410, a spline shaft 41 which penetrates out of the end face of one end of the wind-up roller 4 is arranged in the first spring cavity 410 in a sliding manner, a first spring 42 which is abutted against the spline shaft 41 is arranged in the first spring cavity 410, a first deflector rod 43 which is connected with the root of the spline shaft 41 is arranged on the outer wall of one end of the wind-up roller 4 in a sliding manner, the other end of the wind-up roller 4 is provided with a second spring cavity 440, an optical axis 44 which penetrates out of the end face of the other end of the wind-up roller 4 is arranged in the second spring cavity 440 in a sliding manner, a second deflector rod 45 which is connected with the root of the optical axis 44 is arranged on the outer wall of the other end of the wind-up roller 4 in a sliding manner, a main channel 441 is arranged on the end, a communication channel 46 communicated with the shunting hole is axially arranged on the winding roller 4, and a material sucking hole 47 communicated with the communication channel 46 is arranged on the outer wall of the winding roller 4.
A group of oppositely arranged fixed shafts 1 are fixedly arranged on the machine body, a first support 21 rod is rotatably arranged at the end part of one fixed shaft 1, a second support rod 22 is rotatably arranged at the end part of the other fixed shaft 1, a double-shaft extension motor 3 is arranged between the two fixed shafts 1, one end of the double-shaft extension motor 3 is in transmission connection with the first support rod 21, the other end of the double-shaft extension motor 3 is in transmission connection with the second support rod 22, a first rotating motor 61 is fixedly arranged at one end of the first support rod 21, a first spline groove 611 matched with the spline shaft 41 is arranged at the output end of the first rotating motor 61, a first sliding hole 221 matched with the optical axis 44 is arranged at one end of the second support rod 22, a first negative pressure generator 71 and a first sealing cover 711 for sealing the first sliding hole 221 are arranged on the outer end face of one end of the second support rod 22, the first sealing cover 711 is provided with a first through hole 712 communicated with the main channel 441, the first negative pressure generator 71 is communicated with the first through hole 712, the first support rod 21 is provided with a first cutting motor 51, a first lead screw 511 in transmission connection with the first cutting motor 51 is arranged between the first support rod 21 and the second support rod 22, the first lead screw 511 is provided with a first nut 512, and the first nut 512 is provided with a first cutter 513.
The other end of the first support rod 21 is fixedly provided with a second rotating motor 62, the output end of the second rotating motor 62 is provided with a second spline groove 621 matched with the spline shaft 41, a second sliding hole 222 matched with the optical axis 44 is arranged at the other end of the second supporting rod 22, a second negative pressure generator 72 and a second sealing cover 721 for sealing the second sliding hole 222 are provided on the outer end surface of the other end of the second support rod 22, a second communication hole 722 communicating with the main channel 441 is opened on the second sealing cover 721, the second negative pressure generator 72 communicates with the second communication hole 722, a second cutting motor 52 is arranged on the first supporting rod 21, a second lead screw 521 in transmission connection with the second cutting motor 52 is arranged between the first supporting rod 21 and the second supporting rod 22, a second nut 522 is provided on the second screw 521, and a second cutter 523 is provided on the second nut 522.
In order to distinguish the two winding rollers on the first support rod 21 and the second support rod 22, the winding roller 4 in driving connection with the first rotating motor 61 is assumed as a first winding roller, and the winding roller 4 in driving connection with the second rotating motor 62 is assumed as a second winding roller. As shown in fig. 1, the invention also discloses a roll winding and changing method of the film blowing machine, which comprises the following steps:
step S1, two winding rollers 4 are installed, a first driving lever 43 and a second driving lever 45 are pulled in opposite directions, spline shafts 41 and optical shafts 44 at two ends of the winding rollers 4 are retracted into the winding rollers 4, the spline shafts 41 are aligned to spline grooves of a rotating motor on a first supporting rod 21, the optical shafts 44 are aligned to sliding holes in a second supporting rod 22, the first driving lever 43 and the second driving lever 45 are loosened, the spline shafts 41 are clamped into the spline grooves under the action of springs, the optical shafts 44 are inserted into the sliding holes, and the first winding rollers and the second winding rollers are respectively installed between two ends of the first supporting rod 21 and two ends of the second supporting rod 22;
step S2, a first winding roller winds, a double-shaft stretching motor 3 drives a first supporting rod 21 and a second supporting rod 22 to synchronously rotate, the first winding roller rotates to a winding station, a first rotating motor 61 drives the first winding roller to rotate, a film 10 generated by film blowing of a film blowing machine is wound on the first winding roller after passing through a guide roller 11 and a calendering roller 12, and in the winding process of the first winding roller, the postures of the first supporting rod 21 and the second supporting rod 22 are kept unchanged until the first winding roller is fully wound with the film 10;
step S3, the second winding roller absorbs the film 10, the first winding roller cuts the film 10, after the first winding roller is fully wound with the film 10, the double-shaft extension motor 3 drives the first support rod 21 and the second support rod 22 to synchronously rotate, the first winding roller rotates downwards around the rotating center of the double-shaft extension motor 3, meanwhile, the second winding roller rotates upwards around the rotating center of the double-shaft extension motor 3, when the second winding roller approaches to the wound film 10, the second negative pressure generator 72 works, suction force is generated at a suction hole of the second winding roller, the film 10 generated by film blowing from the film blowing machine is absorbed on the second winding roller after passing through the guide roller and the calendering roller, then, the second cutting motor 52 drives the second lead screw 521 to rotate, the second nut 522 drives the second cutter 523 to axially move along the second lead screw 521, and the second cutter 523 cuts the film 10 at the tail of the first winding roller;
step S4, the first winding roller unloads, the second winding roller winds, the second winding roller rotates to a winding station, the second negative pressure generator 72 stops working, the second rotating motor 62 drives the second winding roller to rotate, the film 10 is wound on the second winding roller, meanwhile, the first winding roller rotates to the lower side, the first rotating motor 61 stops working, the first winding roller is detached, and then an empty first winding roller is installed again;
step S5, a first winding roller adsorbs the film 10, a second winding roller cuts the film 10, after the second winding roller is fully wound with the film 10, a double-shaft stretching motor 3 is started again to drive a first supporting rod 21 and a second supporting rod 22 to rotate synchronously, the first winding roller approaches to a winding station, the second winding roller approaches to an unwinding station, a first negative pressure generator 71 works, suction is generated at a material suction hole of the first winding roller, the film 10 generated by film blowing of a film blowing machine is adsorbed on the first winding roller after passing through a guide roller and a calendering roller, then, a first cutting motor 51 drives a first lead screw 511 to rotate, a first nut 512 drives a first cutter 513 to move axially along the first lead screw 511, and the first cutter 513 cuts the film 10 at the tail part of the second winding roller;
step S6, the second winding roller unloads, when the second winding roller rotates to the coil unloading station, the second rotating motor 62 stops working, the second winding roller is disassembled, and then an empty second winding roller is installed again;
and step S7, repeating the steps S2 to S6, and realizing automatic roll winding and changing of the film 10 of the film blowing machine.
Further, as shown in fig. 4, in order to enable the cutting blade to rotate around the screw and to be freely extendable and retractable, a first hollow motor 514 is provided on an end surface of the first nut 512, the first screw 511 passes through an output end of the first hollow motor 514, a first cutting cylinder 515 is provided on an output end of the first hollow motor 514, and the first cutting blade 513 is provided on an output end of the first cutting cylinder 515, and in the step S3, the second cutting blade is rotatable around a rotation center of the second screw as needed, and the length of the second cutting blade is extendable and retractable.
Meanwhile, a second hollow motor is arranged on the end surface of the second nut 522, the second lead screw 521 passes through the output end of the second hollow motor, a second cutting cylinder is arranged on the output end of the second hollow motor, and the second cutter 523 is arranged at the output end of the second cutting cylinder. In step S3, the second cutter can rotate around the rotation center of the second screw as needed, and the length of the second cutter can be extended or retracted, and in step S5, the first cutter can rotate around the rotation center of the first screw as needed, and the length of the first cutter can be extended or retracted.
In addition, as shown in fig. 5, the first winding roller and the second winding roller are of a split structure, the first winding roller and the second winding roller respectively comprise a left end portion 401, a right end portion 403 and a connecting cylinder 402, the left end portion 401 and the right end portion 403 are detachably inserted onto the connecting cylinder 402, a through hole 404 is formed in the connecting cylinder 402, in step S4 or S6, when the first winding roller or the second winding roller is used for unwinding, the left end portion and the right end portion are detached, the connecting cylinder filled with the film is detached, an empty connecting cylinder is selected again and is installed on the left end portion and the right end portion, and the winding roller 4 is reused.
In summary, the invention utilizes the dual-shaft stretching motor 3 to drive the first support rod 21 and the second support rod 22 to synchronously rotate, the wind-up rollers 4 can be assembled at two ends of the first support rod 21 and the second support rod 22, the wind-up rollers 4 are arranged to ensure that the wind-up rollers 4 are assembled at two ends of the first support rod 21 and the second support rod 22 simultaneously, after the film of one wind-up roller 4 is fully wound, the dual-shaft stretching motor 3 drives the first support rod 21 and the second support rod 22 to swing, the other wind-up roller 4 gradually swings upwards from the lower part, the negative pressure generator corresponding to the other wind-up roller 4 generates suction on the other wind-up roller 4, the film is absorbed on the other wind-up roller 4 and rolls along with the rotation of the corresponding rotating motor, meanwhile, the cutter corresponding to the other wind-up roller 4 cuts off the film of one wind-up roller 4, when the wind-up roller 4 rotates to the bottom, dismantle one of them wind-up roll 4, changed a new wind-up roll 4 again to realized the automatic roll change of inflation film manufacturing machine film, because at one of them wind-up roll 4 book full back, when needing to change the book, another wind-up roll 4 can in time follow up, so can avoid the film to scurry the limit and cause the waste in the in-process of changing a roll, simultaneously, relieve workman's potential safety hazard, improved the blown film and changed a roll efficiency.
Claims (4)
1. A winding and roll changing method of a film blowing machine is characterized by comprising the following steps:
step S1, two winding rollers (4) are installed, a first driving lever (43) and a second driving lever (45) are pulled oppositely, spline shafts (41) and optical shafts (44) at two ends of the winding rollers (4) are retracted into the winding rollers (4), the spline shafts (41) are aligned to spline grooves of a rotating motor on a first supporting rod (21), the optical shafts (44) are aligned to sliding holes in a second supporting rod (22), the first driving lever (43) and the second driving lever (45) are loosened, the spline shafts (41) are clamped into the spline grooves under the action of a spring, the optical shafts (44) are inserted into the sliding holes, and the first winding roller and the second winding roller are respectively installed between two ends of the first supporting rod (21) and the second supporting rod (22);
s2, a first winding roller winds, a double-shaft stretching motor (3) drives a first supporting rod (21) and a second supporting rod (22) to synchronously rotate, the first winding roller rotates to a winding station, a first rotating motor (61) drives the first winding roller to rotate, a film (10) generated by film blowing of a film blowing machine is wound on the first winding roller after passing through a guide roller (11) and a calendering roller (12), and in the winding process of the first winding roller, the postures of the first supporting rod (21) and the second supporting rod (22) are kept unchanged until the first winding roller is fully wound with the film (10);
step S3, a second winding roller adsorbs a film (10), the first winding roller film (10) is cut, after the first winding roller is fully wound with the film (10), a double-shaft extension motor (3) drives a first supporting rod (21) and a second supporting rod (22) to synchronously rotate, the first winding roller rotates downwards around the rotating center of the double-shaft extension motor (3), meanwhile, the second winding roller rotates upwards around the rotating center of the double-shaft extension motor (3), when the second winding roller approaches to the wound film (10), a second negative pressure generator (72) works, a suction hole (47) of the second winding roller generates suction force, the film (10) generated by film blowing from a film blowing machine is adsorbed on the second winding roller after passing through a guide roller (11) and a calendering roller (12), then, a second cutting motor (52) drives a second lead screw (521) to rotate, and a second nut (522) is driven to axially move along a second lead screw (521), the second cutter (523) cuts the film (10) at the tail part of the first winding roller;
step S4, the first winding roller unloads, the second winding roller winds, the second winding roller rotates to a winding station, the second negative pressure generator (72) stops working, the second rotating motor (62) drives the second winding roller to rotate, the film (10) is wound on the second winding roller, meanwhile, the first winding roller rotates to the lower side, the first rotating motor (61) stops working, the first winding roller is detached, and then an empty first winding roller is installed again;
step S5, a first winding roller adsorbs a film (10), a second winding roller film (10) is cut, after the second winding roller is fully wound with the film (10), a double-shaft stretching motor (3) is started again to drive a first supporting rod (21) and a second supporting rod (22) to synchronously rotate, the first winding roller approaches to a winding station, the second winding roller approaches to an unwinding station, a first negative pressure generator (71) works, suction is generated at a material suction hole of the first winding roller, the film (10) generated by film blowing of a film blowing machine is adsorbed on the first winding roller after passing through a guide roller and a calendering roller, then a first cutting motor (51) drives a first lead screw (511) to rotate, a first nut (512) drives a first cutter (513) to axially move along the first lead screw (511), and the first cutter (513) cuts the film (10) at the tail of the second winding roller;
step S6, the second winding roller unloads, when the second winding roller rotates to the coil unloading station, the second rotating motor (62) stops working, the second winding roller is disassembled, and then an empty second winding roller is installed again;
and step S7, repeating the steps S2 to S6, and realizing automatic winding and changing of the film (10) of the film blowing machine.
2. The film blowing machine reel-up and reel-change method according to claim 1, characterized in that: in the step S3, the second cutter (523) can rotate around the rotation center of the second lead screw (521) as required, and the length of the second cutter (523) can be extended and contracted.
3. The film blowing machine reel-up and reel-change method according to claim 1, characterized in that: in step S5, the first cutter (513) can rotate around the rotation center of the first lead screw (511) as needed, and the length of the first cutter (513) can be extended or contracted.
4. The film blowing machine reel-up and reel-change method according to claim 1, characterized in that: the first winding roller and the second winding roller are of a split structure, the first winding roller and the second winding roller respectively comprise a left end portion (401), a right end portion (403) and a connecting cylinder (402), the left end portion (401) and the right end portion (403) can be detachably inserted into the connecting cylinder (402), a through hole (404) is formed in the connecting cylinder (402), in step S4 or S6, when the first winding roller or the second winding roller is used for winding off, the left end portion (401) and the right end portion (403) are detached, the connecting cylinder (402) with the film (10) is detached, an empty connecting cylinder (402) is reselected, and the connecting cylinder is installed on the left end portion (401) and the right end portion (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326562.0A CN111498553A (en) | 2020-04-23 | 2020-04-23 | Winding and changing method of film blowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326562.0A CN111498553A (en) | 2020-04-23 | 2020-04-23 | Winding and changing method of film blowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111498553A true CN111498553A (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010326562.0A Pending CN111498553A (en) | 2020-04-23 | 2020-04-23 | Winding and changing method of film blowing machine |
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| CN (1) | CN111498553A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116373280A (en) * | 2023-02-27 | 2023-07-04 | 顺平县拓新装饰工程有限公司 | Energy-saving film blowing machine for PE film production |
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| CN104609229A (en) * | 2014-12-24 | 2015-05-13 | 宁波东旭成新材料科技有限公司 | Film wind-up roll device |
| CN107285078A (en) * | 2017-07-11 | 2017-10-24 | 佛山市正略信息科技有限公司 | A kind of diaphragm wrap-up for conveniently removing and installing reel |
| CN208454053U (en) * | 2018-07-10 | 2019-02-01 | 江苏宇顺纺织有限公司 | A kind of weaving being easily installed reel wind |
| CN109941796A (en) * | 2019-05-10 | 2019-06-28 | 新乡市潞旺胶粘制品有限公司 | A kind of automatic adhesive tape winding machine |
| CN110182639A (en) * | 2019-05-06 | 2019-08-30 | 桂林电器科学研究院有限公司 | A kind of winding roll-switching device that film is automatically cut off |
| CN209567604U (en) * | 2017-12-25 | 2019-11-01 | 江苏凤丝实业有限公司 | A kind of quick wrap-up of decoration wallpaper |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH028136A (en) * | 1988-05-23 | 1990-01-11 | Ikegai Gosu Kk | Peeling knife member in automatic protective peeling device for newspaper rotary press |
| CN104609229A (en) * | 2014-12-24 | 2015-05-13 | 宁波东旭成新材料科技有限公司 | Film wind-up roll device |
| CN107285078A (en) * | 2017-07-11 | 2017-10-24 | 佛山市正略信息科技有限公司 | A kind of diaphragm wrap-up for conveniently removing and installing reel |
| CN209567604U (en) * | 2017-12-25 | 2019-11-01 | 江苏凤丝实业有限公司 | A kind of quick wrap-up of decoration wallpaper |
| CN208454053U (en) * | 2018-07-10 | 2019-02-01 | 江苏宇顺纺织有限公司 | A kind of weaving being easily installed reel wind |
| CN110182639A (en) * | 2019-05-06 | 2019-08-30 | 桂林电器科学研究院有限公司 | A kind of winding roll-switching device that film is automatically cut off |
| CN109941796A (en) * | 2019-05-10 | 2019-06-28 | 新乡市潞旺胶粘制品有限公司 | A kind of automatic adhesive tape winding machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116373280A (en) * | 2023-02-27 | 2023-07-04 | 顺平县拓新装饰工程有限公司 | Energy-saving film blowing machine for PE film production |
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