阅读说明：本技术 一种薄膜制造工艺 (Film manufacturing process ) 是由 王福 李苏峰 于 2020-07-15 设计创作，主要内容包括：本发明涉及薄膜生产设备领域,具体的说是一种薄膜制造工艺,包括底架,底架的上端固定连接有横板,横板的上端两侧均安装有导向机构,横板上端的背面中部固定连接有第二支撑板,横板的一侧通过驱动机构安装有卷膜筒,本发明的卷膜筒的绕卷筒上设置了夹持机构,使用时,可利用夹持机构的第一夹板和第二夹板将薄膜拉伸的一端夹在绕卷筒上,无需借助胶水之类的东西,也避免后期拿取薄膜时出现部分薄膜粘在绕卷筒上,本发明的横板上设置了两个导向机构,使用时,利用两个导向机构带有两个挡环的导向辊固定薄膜的运动轨迹,同时利用压平架的压辊压住薄膜,从而防止收卷过程中薄膜出现偏位的现象,避免工作人员重新收卷而增加工作量。(The invention relates to the field of film production equipment, in particular to a film manufacturing process, which comprises a bottom frame, wherein the upper end of the bottom frame is fixedly connected with a transverse plate, two sides of the upper end of the transverse plate are respectively provided with a guide mechanism, the middle part of the back surface of the upper end of the transverse plate is fixedly connected with a second supporting plate, one side of the transverse plate is provided with a film winding drum through a driving mechanism, a winding drum of the film winding drum is provided with a clamping mechanism, when the film manufacturing process is used, the stretched end of a film can be clamped on the winding drum through a first clamping plate and a second clamping plate of the clamping mechanism without the help of glue and the like, and the phenomenon that part of the film is stuck on the winding drum when the film is taken at the later stage is avoided, the increase of workload caused by rewinding of the working personnel is avoided.)

1. A process for producing a thin film, comprising: the film manufacturing process comprises the following steps:

s1: introducing polyethylene plastic into an extruder, controlling the extrusion temperature of the extruder to be 160-plus-170 ℃, repeatedly carrying out melting, blending and extrusion for multiple times to obtain plastic master batches, cooling the plastic master batches to be 120-plus-140 ℃, and introducing the plastic master batches into a blow molding machine;

s2: controlling compressed air in a blow molding machine to blow up the plastic master batches, controlling the blow-up ratio to be 2.5-3.0, carrying out traction while blowing up, and cooling the dragged plastic film by using an air ring to prepare a rough film;

s3: introducing the rough film in the S2 into a winding machine after the herringbone clamping plate, the traction roller and the surface corona treatment, uniformly winding, performing surface dust removal treatment on the film while winding, and preparing the polyethylene film after winding;

Wherein in S3 the rolling machine includes chassis (1), upper end fixedly connected with diaphragm (2) of chassis (1), guiding mechanism (3) are all installed to the upper end both sides of diaphragm (2), back middle part fixedly connected with second backup pad (4) of diaphragm (2) upper end, one side of diaphragm (2) is installed through actuating mechanism (6) and is rolled up a membrane section of thick bamboo (7), second backup pad (4) are L type structure, the upper end middle part of second backup pad (4) is run through and is provided with second screw rod (5), second screw rod (5) threaded connection is on second backup pad (4), the upper end fixedly connected with runner (12) of second screw rod (5), the upper end mid-mounting of diaphragm (2) has two set shells (8), one of them the upper end middle part of set shell (8) and the lower extreme of second screw rod (5) rotate to be connected and through a plurality of second compression spring (11) and second backup pad (4) Fixed connection, another the lower extreme fixed connection of set casing (8) is on diaphragm (2), two the inside of set casing (8) all rotates and is connected with a plurality of location axle (9), equal joint has a viscous hair section of thick bamboo (10), two on the lateral wall of location axle (9) the same and the one-to-one of quantity of the viscous hair section of thick bamboo (10) that set up on set casing (8).

2. A process for producing a thin film according to claim 1, wherein: the two guide mechanisms (3) respectively comprise a first supporting plate (31), the first supporting plates (31) are both L-shaped structures, the lower ends of the first supporting plates (31) are fixedly connected to the transverse plate (2), first screw rods (32) are inserted into the upper ends of the first supporting plates (31), the lower ends of the first screw rods (32) penetrate through the upper ends of the first supporting plates (31) and are in threaded connection with the first supporting plates (31), the upper ends of the first screw rods (32) are fixedly connected with rotary discs (33), flattening frames (34) are mounted at the lower ends of the first screw rods (32), supporting shafts (35) are rotatably connected to the lower ends of the front faces of the first supporting plates (31), guide rollers (36) are fixedly connected to the outer side walls of the supporting shafts (35), and retaining rings (37) are fixedly connected to the front side and the rear side of the guide rollers (36), keep off ring (37) and all overlap and establish and fixed connection on homonymy back shaft (35), the diameter of keeping off ring (37) all is greater than homonymy guide roll (36).

3. A process for producing a thin film according to claim 2, wherein: flattening frame (34) all include mounting panel (3401), mounting panel (3401) all is concave type structure, the inside of mounting panel (3401) all is connected with compression roller (3403) through pivot (3402) rotation, compression roller (3403) all is located homonymy guide roll (36) directly over, the distance between the side is all the same around with homonymy guide roll (36) around compression roller (3403), the equal first compression spring (3404) of fixedly connected with of side around the upper end of mounting panel (3401), the equal fixed connection in upper end of first compression spring (3404) is on first backup pad (31) of homonymy.

4. A process for producing a thin film according to claim 1, wherein: the driving mechanism (6) comprises a fixing frame (61), the fixing frame (61) is fixedly connected to the transverse plate (2), the fixing frame (61) is of a concave structure, the back inner side wall of the fixing frame (61) is rotatably connected with a fixing shaft (62), a bearing (63) is fixedly connected to the inside of the front side wall of the fixing frame (61), the bearing (63) and the fixing shaft (62) are located on the same central line, a fixing rod (64) penetrates through the inside of the bearing (63), the front of the fixing rod (64) is fixedly connected with a first guide wheel (65), a sleeve (66) is sleeved on the back outer side wall of the fixing rod (64), first sliding grooves (67) are formed in the upper end and the lower end of the inside of the sleeve (66), first sliding blocks (68) are slidably connected to the inside of the first sliding grooves (67), and the first sliding blocks (68) are fixedly connected with the outer side wall of the, and one ends of the sleeve (66) and the fixed shaft (62) which are relatively close to each other are fixedly connected with a mounting disc (610).

5. A process for producing a thin film according to claim 4, wherein: the fixing pins (69) are inserted into the upper end and the lower end of the outer portion of the sleeve (66), and the fixing pins (69) penetrate through the outer portion of the sleeve (66) and are connected to the inner portion of the first sliding block (68) on the same side in a threaded mode.

6. A process for producing a thin film according to claim 4, wherein: the lower end of the fixing frame (61) is fixedly connected with a motor (611), the output end of the motor (611) is fixedly connected with a transmission shaft (612), one end, far away from the motor (611), of the transmission shaft (612) is fixedly connected with a second guide wheel (613), and the second guide wheel (613) is in transmission connection with the first guide wheel (65) through a transmission belt (614).

7. A process for producing a thin film according to claim 1, wherein: roll up film drum (7) including around reel (71), install fixture (72) on the lateral wall around reel (71), around the equal fixedly connected with fixed disk of the front and back side of reel (71) (73), the equal fixedly connected with installation axle (74) of the front and back side of fixed disk (73), the equal joint of installation axle (74) is on homonymy mounting disc (610), second spout (75) have all been seted up near one side around reel (71) in fixed disk (73), second spout (75) all are the arc type structure, the equal sliding connection of lower extreme has second slider (76) on the inside of second spout (75).

8. A thin film manufacturing process according to claim 7, wherein: fixture (72) include first splint (7201) and second splint (7202), kerve (7203) have all been seted up on the lateral wall of first splint (7201) and second splint (7202) the equal fixed connection in homonymy second slider (76) of front and back side of first splint (7201) and second splint (7202), slot (7204) have all been seted up to one side front and back portion that first splint (7201) are close to second splint (7202), second splint (7202) are close to one side front and back portion equal fixedly connected with picture peg (7205) of first splint (7201), the inside of picture peg (7205) equal joint in homonymy slot (7204).

Technical Field

The invention relates to the field of film production equipment, in particular to a film manufacturing process.

Background

The film is a thin and soft transparent sheet made of plastic, adhesive, rubber or other materials, and a plurality of mechanical devices are used in the production process of the film, and a winding device is one of the mechanical devices.

Film rolling equipment that uses at present is when the rolling film, the stretched one end of film is fixed on the reel of rolling film earlier to the thing that mostly utilizes glue and so on, then reuse drive arrangement drive reel rolling film, but when taking off the film from the reel, there is partial film to glue on the reel, and in the rolling in-process, the phenomenon of off normal takes place easily for the film, it is too much to lead to the film of reel one side coiling easily, need the staff later stage to roll up the film again, staff's work load has been increased, and if contain the foreign matter of a large amount of dusts and so on in operational environment's the air, these foreign matters glue the last lower extreme at the film easily, need the staff manual work to clear up, waste time and energy.

Disclosure of Invention

The present invention provides a thin film manufacturing process that addresses the present problems.

The technical scheme adopted by the invention for solving the technical problems is as follows: a thin film fabrication process, comprising the steps of:

S1: introducing polyethylene plastic into an extruder, controlling the extrusion temperature of the extruder to be 160-plus-170 ℃, repeatedly carrying out melting, blending and extrusion for multiple times to obtain plastic master batches, cooling the plastic master batches to be 120-plus-140 ℃, and introducing the plastic master batches into a blow molding machine;

s2: controlling compressed air in a blow molding machine to blow up the plastic master batches, controlling the blow-up ratio to be 2.5-3.0, carrying out traction while blowing up, and cooling the dragged plastic film by using an air ring to prepare a rough film;

s3: introducing the rough film in the S2 into a winding machine after the herringbone clamping plate, the traction roller and the surface corona treatment, uniformly winding, performing surface dust removal treatment on the film while winding, and preparing the polyethylene film after winding;

wherein the winding machine in S3 comprises a bottom frame, the upper end of the bottom frame is fixedly connected with a transverse plate, guide mechanisms are respectively arranged on two sides of the upper end of the transverse plate, a second supporting plate is fixedly connected with the middle part of the back surface of the upper end of the transverse plate, a film winding barrel is arranged on one side of the transverse plate through a driving mechanism, the second supporting plate is of an L-shaped structure, a second screw rod penetrates through the middle part of the upper end of the second supporting plate, the second screw rod is in threaded connection with the second supporting plate, a rotating wheel is fixedly connected with the upper end of the second screw rod, two fixing shells are arranged in the middle part of the upper end of the transverse plate, the middle part of the upper end of one of the fixing shells and the lower end of the second screw rod are rotatably connected and fixedly connected with the second supporting plate through a plurality of second compression springs, the lower end of the, the lateral wall of the positioning shaft is clamped with hair sticking cylinders, and the hair sticking cylinders arranged on the fixing shells are identical in quantity and correspond to one another one by one.

The guide mechanism comprises a first support plate, the first support plate is of an L-shaped structure, the lower end of the first support plate is fixedly connected to the transverse plate, a first screw rod is inserted into the upper end of the first support plate, the lower end of the first screw rod penetrates through the upper end of the first support plate and is in threaded connection with the first support plate, a turntable is fixedly connected to the upper end of the first screw rod, a leveling frame is mounted at the lower end of the first screw rod, a support shaft is rotatably connected to the lower end of the front face of the first support plate, a guide roller is fixedly connected to the outer side wall of the support shaft, baffle rings are fixedly connected to the front side and the rear side of the guide roller respectively, the baffle rings are sleeved and fixedly connected to the support shaft on the same side, and the diameter of the baffle rings is larger than that of the guide roller on the same side.

The utility model discloses a flattening frame, including the flattening frame, the flattening frame is used for fixing the setting-up roller, the flattening frame all includes the mounting panel, the mounting panel all is concave type structure, the inside of mounting panel all rotates through the pivot and is connected with the compression roller, the compression roller all is located homonymy guide roll directly over, distance between the side is all the same with distance between the homonymy guide roll front and back side around the compression roller, the first compression spring of the equal fixedly connected with in side around the upper end of mounting panel, the equal fixed connection in upper end of first compression spring is on the first backup pad of.

Specifically, actuating mechanism includes the mount, mount fixed connection is on the diaphragm, the mount is concave type structure, the back inside wall of mount rotates and is connected with the fixed axle, the inside fixedly connected with bearing of front lateral wall of mount, bearing and fixed axle are located same central line, the inside of bearing is run through and is provided with the dead lever, the first guide pulley of front fixedly connected with of dead lever, the cover is equipped with the sleeve on the back lateral wall of dead lever, first spout has all been seted up to the lower extreme on telescopic inside, the equal sliding connection in inside of first spout has first slider, first slider all with the lateral wall fixed connection of dead lever, the equal fixedly connected with mounting disc of one end that sleeve and fixed axle are close to relatively.

Specifically, the fixed pins are inserted into the upper end and the lower end of the outer portion of the sleeve, penetrate through the outer portion of the sleeve and are connected to the inner portion of the first sliding block on the same side in a threaded mode.

Specifically, the lower extreme fixedly connected with motor of mount, the output fixedly connected with transmission shaft of motor, the one end fixedly connected with second guide pulley of motor is kept away from to the transmission shaft, the second guide pulley passes through the drive belt and is connected with the transmission of first guide pulley.

Specifically, the film winding drum comprises a winding drum, a clamping mechanism is installed on the outer side wall of the winding drum, a fixed disc is fixedly connected with the front side and the rear side of the winding drum, an installation shaft is fixedly connected with the front side and the rear side of the fixed disc, the installation shaft is clamped on the same side of the installation disc, a second sliding groove is formed in one side, close to the winding drum, of the fixed disc, the second sliding groove is of an arc structure, and a second sliding block is slidably connected to the upper end and the lower end of the inside of the second sliding groove.

Specifically, fixture includes first splint and second splint, the kerve has all been seted up on the lateral wall of first splint and second splint the equal fixed connection in the front and back side of first splint and second splint is on homonymy second slider, the slot has all been seted up to one side front and back portion that first splint are close to the second splint, the second splint are close to the equal fixedly connected with picture peg in one side front and back portion of first splint, the equal joint of picture peg is in the inside of homonymy slot.

The invention has the beneficial effects that:

(1) the winding drum of the film winding drum is provided with the clamping mechanism, when the film winding drum is used, the stretched end of the film can be clamped on the winding drum by using the first clamping plate and the second clamping plate of the clamping mechanism without using glue and the like, the phenomenon that part of the film is stuck on the winding drum when the film is taken at a later stage is avoided, the movement track of the film is fixed by using the guide rollers of the two guide mechanisms with the two retaining rings, and meanwhile, the film is pressed by using the compression roller of the flattening frame, so that the phenomenon that the film is deviated in the winding process is prevented, and the phenomenon that the workload is increased due to the fact that a worker winds the film again is avoided.

(2) The transverse plate is provided with the two fixed shells with the plurality of the hair sticking cylinders, foreign matters stuck to the upper surface and the lower surface of the film are removed by the hair sticking cylinders on the two fixed shells, and the transverse plate is convenient to use and does not need to be manually cleaned by workers.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a process flow diagram of the present invention;

FIG. 2 is a schematic structural view of a winder of the present invention;

FIG. 3 is a schematic structural view of the guide mechanism of the present invention;

FIG. 4 is a schematic structural view of the driving mechanism of the present invention;

FIG. 5 is a view of the area A of FIG. 4 according to the present invention;

FIG. 6 is a schematic structural view of a film roll of the present invention;

FIG. 7 is a schematic structural view of a clamping mechanism according to the present invention;

FIG. 8 is a schematic structural view of the fixing plate of the present invention.

In the figure: 1. a chassis; 2. a transverse plate; 3. a guide mechanism; 31. a first support plate; 32. a first screw; 33. a turntable; 34. flattening frames; 3401. mounting a plate; 3402. a rotating shaft; 3403. a compression roller; 3404. a first compression spring; 35. a support shaft; 36. a guide roller; 37. a baffle ring; 4. a second support plate; 5. a second screw; 6. a drive mechanism; 61. a fixed mount; 62. a fixed shaft; 63. a bearing; 64. fixing the rod; 65. a first guide wheel; 66. a sleeve; 67. a first chute; 68. a first slider; 69. a fixing pin; 610. mounting a disc; 611. a motor; 612. a drive shaft; 613. a second guide wheel; 614. a transmission belt; 7. rolling a film drum; 71. winding the reel; 72. a clamping mechanism; 7201. a first splint; 7202. a second splint; 7203. groove drawing; 7204. a slot; 7205. inserting plates; 73. fixing the disc; 74. installing a shaft; 75. a second chute; 76. a second slider; 8. a stationary case; 9. positioning the shaft; 10. a hair sticking cylinder; 11. a second compression spring; 12. a rotating wheel.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 8, a thin film manufacturing process according to the present invention includes the following steps:

s1: introducing polyethylene plastic into an extruder, controlling the extrusion temperature of the extruder to be 160-plus-170 ℃, repeatedly carrying out melting, blending and extrusion for multiple times to obtain plastic master batches, cooling the plastic master batches to be 120-plus-140 ℃, and introducing the plastic master batches into a blow molding machine;

s2: controlling compressed air in a blow molding machine to blow up the plastic master batches, controlling the blow-up ratio to be 2.5-3.0, carrying out traction while blowing up, and cooling the dragged plastic film by using an air ring to prepare a rough film;

s3: introducing the rough film in the S2 into a winding machine after the herringbone clamping plate, the traction roller and the surface corona treatment, uniformly winding, performing surface dust removal treatment on the film while winding, and preparing the polyethylene film after winding;

wherein in S3 the rolling machine includes chassis 1, the upper end fixedly connected with diaphragm 2 of chassis 1, guiding mechanism 3 is all installed to the upper end both sides of diaphragm 2, back middle part fixedly connected with second backup pad 4 of diaphragm 2 upper end, one side of diaphragm 2 is installed through actuating mechanism 6 and is rolled up a membrane section of thick bamboo 7, second backup pad 4 is L type structure, the upper end middle part of second backup pad 4 is run through and is provided with second screw rod 5, utilizes second screw rod 5 to fall homonymy set casing 8, presses the hair sticking section of thick bamboo 10 on this set casing 8 on the film, clears up the foreign matter of film upper end, second screw rod 5 threaded connection is on second backup pad 4, the upper end fixedly connected with runner 12 of second screw rod 5, the upper end mid-mounting of diaphragm 2 has two set casings 8, one of them the upper end middle part of set casing 8 rotates with the lower extreme of second screw rod 5 to be connected and is fixed through a plurality of second compression spring 11 and second backup pad 4 Connect, accessible second compression spring 11 fixes the both sides of homonymy set casing 8, stabilizes set casing 8, another the lower extreme fixed connection of set casing 8 is on diaphragm 2, two the inside of set casing 8 all rotates and is connected with a plurality of location axle 9, equal joint has a viscous hair section of thick bamboo 10 on the lateral wall of location axle 9, two the same and the one-to-one of quantity of the viscous hair section of thick bamboo 10 that sets up on the set casing 8, the film utilizes viscous hair section of thick bamboo 10 to detach the foreign matter on the film upper and lower end during the motion between two set casings 8.

Specifically, the two guide mechanisms 3 each include a first support plate 31, the first support plates 31 are each of an L-shaped structure, the lower ends of the first support plates 31 are all fixedly connected to the transverse plate 2, first screw rods 32 are inserted into the upper ends of the first support plates 31, the lower ends of the first screw rods 32 penetrate through the upper ends of the first support plates 31 and are all screwed to the first support plates 31, the upper ends of the first screw rods 32 are all fixedly connected to a rotary plate 33, the lower ends of the first screw rods 32 are all provided with a leveling frame 34, the lower ends of the front surfaces of the first support plates 31 are all rotatably connected to a support shaft 35, the outer side walls of the support shafts 35 are all fixedly connected to guide rollers 36, the front and rear sides of the guide rollers 36 are all fixedly connected to retainer rings 37, the retainer rings 37 are all sleeved and fixedly connected to the support shaft 35, the diameters of the retainer rings 37 are all larger than the diameters of the guide rollers 36 on the same side, the film is slid on the guide roller 36 while the position of the film is fixed by the stopper ring 37, thereby preventing the film from deviating from the original movement locus.

Specifically, flattening frame 34 all includes mounting panel 3401, mounting panel 3401 all is concave type structure, mounting panel 3401's inside all is connected with compression roller 3403 through pivot 3402 rotation, compression roller 3403 all is located homonymy guide roll 36 directly over, distance between the compression roller 3403 front and back side is all the same with distance between the homonymy guide roll 36 front and back side, the equal fixedly connected with first compression spring 3404 of side around mounting panel 3401's the upper end, the equal fixed connection in upper end of first compression spring 3404 is on the first backup pad 31 of homonymy, utilizes compression roller 3403 to press the film on guide roll 36 when not influencing the film motion, prevents that the film from being lifted, the phenomenon of off normal appears.

Specifically, the driving mechanism 6 includes a fixing frame 61, the fixing frame 61 is fixedly connected to the transverse plate 2, the fixing frame 61 is of a concave structure, the inner side wall of the back of the fixing frame 61 is rotatably connected with a fixing shaft 62, the inside of the side wall of the front of the fixing frame 61 is fixedly connected with a bearing 63, the bearing 63 and the fixing shaft 62 are located on the same central line, a fixing rod 64 is arranged inside the bearing 63 in a penetrating manner, the front of the fixing rod 64 is fixedly connected with a first guide wheel 65, the outer side wall of the back of the fixing rod 64 is sleeved with a sleeve 66, the upper end and the lower end of the inside of the sleeve 66 are both provided with a first sliding groove 67, the inside of the first sliding groove 67 is both slidably connected with a first sliding block 68, the first sliding blocks 68 are both fixedly connected with the outer side wall of the fixing rod 64, the film winding drum 7 may be installed by the installation plate 610, the film winding drum 7 may be rotated by the fixing shaft 62 and the fixing lever 64, and the film may be wound by rotating the film winding drum 7.

Specifically, the fixing pins 69 are inserted into the upper end and the lower end of the outside of the sleeve 66, the fixing pins 69 penetrate through the outside of the sleeve 66 and are connected to the inside of the first slider 68 on the same side in a threaded manner, the position of the sleeve 66 can be fixed by the fixing pins 69, and the winding drum 71 can be conveniently fixed inside the fixing frame 61.

Specifically, a motor 611 is fixedly connected to the lower end of the fixing frame 61, a transmission shaft 612 is fixedly connected to the output end of the motor 611, a second guide wheel 613 is fixedly connected to one end of the transmission shaft 612, which is far away from the motor 611, the second guide wheel 613 is in transmission connection with the first guide wheel 65 through a transmission belt 614, the second guide wheel 613 can be rotated by the motor 611, and the second guide wheel 613 drives the first guide wheel 65 to rotate, so that the winding drum 71 rotates inside the fixing frame 61.

Specifically, roll up membrane section of thick bamboo 7 including around reel 71, install fixture 72 on the lateral wall of reel 71, around the equal fixedly connected with fixed disk 73 in the front and back side of reel 71, the equal fixedly connected with installation axle 74 in the front and back side of fixed disk 73, the equal joint of installation axle 74 is on homonymy mounting disc 610, second spout 75 has all been seted up near one side around reel 71 to fixed disk 73, second spout 75 all is the arc type structure, the equal sliding connection of lower extreme has second slider 76 on the inside of second spout 75, and accessible installation axle 74 will be around reel 71 card on actuating mechanism 6, rotates around reel 71 rolling film, rolls up the film together.

Concretely, fixture 72 includes first splint 7201 and second splint 7202, kerve 7203 has all been seted up on the lateral wall of first splint 7201 and second splint 7202 the equal fixed connection in homonymy second slider 76 in the front and back side of first splint 7201 and second splint 7202, slot 7204 has all been seted up to one side front and back that first splint 7201 is close to second splint 7202, the equal fixedly connected with picture peg 7205 in one side front and back that second splint 7202 is close to first splint 7201, the equal joint of picture peg 7205 is in the inside of homonymy slot 7204, and the tensile one end of film is fixed on winding drum 71 to accessible first splint 7201 and second splint 7202, conveniently winds drum 71 film rolling.

When the present invention is moved to a working place, a power is turned on, the first and second nip plates 7201 and 7202 are separated by the draw groove 7203 provided on the first and second nip plates 7201 and 7202 of the nip mechanism 72, the stretched end of the film is placed between the first and second nip plates 7201 and 7202, the first and second nip plates 7201 and 7202 are engaged, the stretched end of the film is nipped on the winding drum 71, the first screw 32 is rotated by the rotary discs 33 of the two guide mechanisms 3, the pressing roller 3403 of the same side platen 34 is moved downward by the first screw 32 until the lower end of the film is brought into contact with the same side guide roller 36 and positioned between the same side two retainer rings 37, the second screw 5 is rotated by the rotary wheel 12, the second screw 5 drives the same side stationary case 8 to move downward, the viscous wool cylinder 10 on the stationary case 8 is brought into contact with the upper end of the film, and the viscous wool cylinder 10 positioned at the lower end of the film is brought into contact, then, a motor 611 of the driving mechanism 6 is started through a switch arranged on the chassis 1, the motor 611 rotates a second guide wheel 613 through a transmission shaft 612, the second guide wheel 613 drives a first guide wheel 65 to rotate through a transmission belt 614, the first guide wheel 65 rotates the film winding drum 7 through a fixing rod 64 to wind the film, during the winding process, the film slides on the hair sticking drum 10, the hair sticking drum 10 drives a positioning shaft 9 to rotate, foreign matters stuck on the film are removed, when a new film winding drum 7 needs to be replaced, the film is cut off, two fixing pins 69 are dismounted, the sleeve 66 is slid towards the direction far away from the film winding drum 7, the mounting disc 610 on the sleeve 66 is pulled out from the mounting shaft 74 of the same side film winding drum 7, the film winding drum 7 is dismounted, when the new film winding drum 7 is mounted, one mounting shaft 74 of the film winding drum 7 is clamped on the mounting disc 610 mounted on the fixing shaft 62, and the sleeve 66 is slid towards the direction close to the film winding drum 7, and clamping the mounting disc 610 arranged on the sleeve 66 on the other mounting shaft 74 of the film winding drum 7, inserting the fixing pin 69 back to the original position to fix the film winding drum 7, and repeating the steps to continue working.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.