CN117361204B - Fold-preventing winding mechanism for plastic film production - Google Patents
Fold-preventing winding mechanism for plastic film production Download PDFInfo
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- CN117361204B CN117361204B CN202311659818.XA CN202311659818A CN117361204B CN 117361204 B CN117361204 B CN 117361204B CN 202311659818 A CN202311659818 A CN 202311659818A CN 117361204 B CN117361204 B CN 117361204B
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- winding
- gear
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- 230000007246 mechanism Effects 0.000 title claims abstract description 53
- 238000004804 winding Methods 0.000 title claims abstract description 49
- 239000002985 plastic film Substances 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 229920006255 plastic film Polymers 0.000 title claims abstract description 15
- 238000009499 grossing Methods 0.000 claims abstract description 16
- 238000003825 pressing Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000005096 rolling process Methods 0.000 description 5
- 230000037303 wrinkles Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229920006238 degradable plastic Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920000704 biodegradable plastic Polymers 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/34—Apparatus for taking-out curl from webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
-
- 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
- B65H2301/50—Auxiliary process performed during handling process
- B65H2301/51—Modifying a characteristic of handled material
- B65H2301/512—Changing form of handled material
- B65H2301/5125—Restoring form
- B65H2301/51256—Removing waviness or curl, smoothing
Landscapes
- Winding Of Webs (AREA)
Abstract
The invention belongs to the technical field of winding equipment, in particular to an anti-wrinkling winding mechanism for plastic film production, which comprises a base, wherein a rack is connected to the base; the frame is internally connected with: the winding roll is provided with a detachable film winding drum, and the frame is provided with a first motor for driving the winding roll to rotate; the press roll is used for pressing the film, and the lifting mechanism is connected in the frame and used for adjusting the height of the press roll; a pair of guide rollers; the crease-resistant mechanism is arranged below the film and is used for smoothing the film to two sides; the crease-resistant mechanism comprises a pair of rollers which are symmetrically arranged, the surfaces of the rollers are symmetrically provided with a pair of sliding grooves which are distributed in an upper layer and a lower layer, the sliding grooves are parallel to the axis of the rollers, movable sliding blocks are connected in the sliding grooves, and smooth rollers are rotationally connected on the sliding blocks; according to the invention, the crease-resistant mechanism is connected to the frame, so that the surface of the film is smoothed and tidily by the crease-resistant mechanism, and the problem of wrinkling of the film in the winding process is avoided.
Description
Technical Field
The invention relates to the technical field of film winding equipment, in particular to an anti-wrinkling winding mechanism for plastic film production.
Background
The degradable film has the functions and the characteristics of the traditional plastic, can be split and degraded in natural environment under the action of microorganisms in soil and water or the action of ultraviolet rays in sunlight after the service life is reached, and finally reenters the ecological environment in a reduced form to return to the nature, and comprises photodegradable plastic, biodegradable plastic, water-degradable plastic and the like.
The degradable plastic film is produced and then is integrally long and straight, the film is required to be rolled up through a rolling roller, and when the film is rolled up by the existing rolling equipment, the film is folded and uneven in folds due to factors such as the size of tension, the material of the film, the tensioning state of the film and the like, and the flatness of the film in the rolling process is an important factor affecting the forming quality of the film roller.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an anti-wrinkling winding mechanism for plastic film production, which is connected with an anti-wrinkling mechanism on a rack to smooth a film, overcomes the defects of film winding wrinkles in the prior art and aims at solving the problems in the background art.
In order to achieve the technical aim, the invention provides a crease-resistant rolling mechanism for plastic film production, which comprises a base, wherein a rack is connected to the base; the frame is internally connected with: the winding roll is provided with a detachable film winding drum for winding the film, and the frame is provided with a first motor for driving the winding roll to rotate; the press roll is used for pressing the film, and the lifting mechanism is connected in the frame and used for adjusting the height of the press roll; a pair of guide rollers, through which the film passes; the crease-resistant mechanism is arranged below the film and is used for smoothing the film to two sides; the anti-wrinkling mechanism comprises a pair of rollers which are symmetrically arranged, a pair of sliding grooves which are distributed in the upper layer and the lower layer are symmetrically arranged on the surfaces of the rollers, the sliding grooves are parallel to the axes of the rollers, movable sliding blocks are connected in the sliding grooves, the moving directions of the two sliding blocks are opposite, and smooth rollers are connected to the sliding blocks in a rotating mode and are in contact with the lower surfaces of the films.
As a preferable technical scheme of the invention, a transmission screw rod is connected in the chute, the sliding block is in threaded connection with the transmission screw rod, first gears meshed with each other are fixedly connected on the two transmission screw rods, the rotation directions of the two transmission screw rods are opposite, and one end of the transmission screw rod is fixedly connected with a driven wheel.
As a preferable technical scheme of the invention, the crease-resist mechanism comprises a connecting frame, wherein the connecting frame is fixedly connected with a base, and two rollers are coaxially and rotatably connected to two sides of the connecting frame; and the connecting frame is connected with a second gear which coaxially rotates with the two rollers.
As a preferable technical scheme of the invention, a rotating rod is rotationally connected to the connecting frame, the rotating rod is arranged in parallel with the rollers, and an incomplete gear is connected to the rotating rod and used for driving the two rollers to intermittently rotate, and the incomplete gear is meshed with the second gear; and a second motor is arranged on the connecting frame and used for driving the rotating rod to rotate.
As a preferable technical scheme of the invention, both ends of the rotating rod are fixedly connected with a driving wheel for driving the driven wheel to rotate; when the rotating rod rotates, the driving wheel and the incomplete gear are driven to rotate, the driving wheel drives the driven wheel to rotate, the transmission screw rod is driven to rotate, the upper sliding block is driven to move from the middle position of the film to the side direction, the lower sliding block moves from the side position of the film to the middle direction, and the smooth roller pair film is tidy in the moving process of the upper sliding block; when the upper slide block moves to the side of the film, the lower slide block moves to the middle position of the film, the incomplete gear is meshed with the second gear at the moment, the roller is driven to turn over 180 degrees, the upper slide block is turned over to the lower layer, and the lower slide block is turned over to the upper layer.
As a preferable technical scheme of the invention, the roller is fixedly connected with a pair of guide rails which correspond to and are parallel to the sliding grooves, the smoothing roller is connected with coaxially rotating idler wheels which are matched with the guide rails, and when the sliding block moves along the sliding grooves, the idler wheels roll along the guide rails to drive the smoothing roller to rotate.
As a preferable technical scheme of the invention, the connecting frame is connected with a locking mechanism for locking and fixing the roller; the locking mechanism comprises a support plate, a sliding moving block is connected to the support plate, a support is fixedly connected to the moving block, and a toothed plate is connected to the support and used for fixing the second gear in a clamping mode.
As a preferable technical scheme of the invention, an elastic piece is connected between the moving block and one end of the support plate, a fixed rod is connected to the moving block, a pinch roller is connected to the fixed rod, an arc-shaped raised line matched with the pinch roller is fixedly connected to the surface of the incomplete gear, and when the raised line contacts with the pinch roller, the moving block is driven to move in a direction away from the second gear to drive the toothed plate to be separated from the second gear, and at the moment, the incomplete gear is just meshed with the second gear to drive the roller to rotate; when the incomplete gear is just separated from the second gear, the convex strips are separated from the pressing wheels, and the moving block moves towards the direction close to the second gear under the elasticity of the elastic piece, so that the toothed plate is driven to be in contact and clamped with the second gear, and the roller is locked and fixed.
As a preferable technical scheme of the invention, the winding roller is provided with a pair of symmetrically rotatably connected frames, the winding roller is connected with a connecting seat, the connecting seat is connected with a film winding drum, the winding roller is connected with a limiting ring in a threaded manner for limiting the connecting seat, and a plurality of annular grooves with different diameters are arranged on the surface of the connecting seat and are suitable for fixing film winding drums with different sizes.
As a preferable technical scheme of the invention, the lifting mechanism comprises a guide rail seat which is vertically arranged, the guide rail seat is connected with a lifting block in a sliding manner, two ends of a press roller are rotatably connected to the lifting block, an adjusting screw is connected to the guide rail seat and used for driving the lifting block to lift, and one end of the adjusting screw is connected with a handle.
The beneficial effects of the invention are as follows:
1. according to the invention, the crease-resistant mechanism is connected to the frame, so that the surface of the film is smoothed and tidily by the crease-resistant mechanism, and the problem of wrinkling of the film in the winding process is avoided.
2. According to the anti-wrinkling mechanism, the roller is provided with the roller, the pair of flattening rollers arranged on the upper layer and the lower layer are connected to the roller, and the films are flattened orderly through the two flattening rollers respectively and sequentially, so that the smoothness of the films is ensured.
Drawings
Fig. 1 is a schematic structural view of an anti-wrinkling winding mechanism for plastic film production.
Fig. 2 is a schematic front view of an anti-wrinkling winding mechanism for plastic film production.
Fig. 3 is a schematic structural view of the crease-resist mechanism according to the present invention.
Fig. 4 is another angular schematic view of the wrinkle preventing mechanism according to the present invention.
Fig. 5 is a schematic structural view of a drum according to the present invention.
Fig. 6 is a schematic front view of a drum according to the present invention.
Fig. 7 is a schematic structural view of a locking mechanism according to the present invention.
Fig. 8 is a schematic structural view of a winding shaft according to the present invention.
Fig. 9 is a schematic structural diagram of a lifting mechanism according to the present invention.
In the figure: 1. a base; 101. a frame; 2. a wrinkle preventing mechanism; 21. a roller; 211. a chute; 212. a transmission screw rod; 213. a first gear; 214. driven wheel; 215. a slide block; 216. smoothing roller; 217. a roller; 218. a guide rail; 22. a connecting frame; 23. a locking mechanism; 231. a support plate; 232. a moving block; 233. a fixed rod; 234. a pinch roller; 235. an elastic member; 236. a bracket; 237. a toothed plate; 24. a second gear; 25. a rotating lever; 26. a driving wheel; 27. an incomplete gear; 28. a convex strip; 29. a second motor; 3. a wind-up roll; 31. a connecting seat; 32. an annular groove; 33. a limiting ring; 4. a lifting mechanism; 41. a guide rail seat; 42. a lifting block; 43. adjusting a screw; 44. a handle; 5. a press roller; 6. a guide roller; 7. a film roll; 8. a first motor.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples: the embodiment discloses an anti-wrinkling winding mechanism for plastic film production, which comprises a base 1, wherein a rack 101 is connected to the base 1 as shown in fig. 1-9; the frame 101 is connected with: the winding roll 3, install detachable film reel 7 on the winding roll 3, is used for rolling the film, install the first motor 8 on the frame 101, is used for driving the winding roll 3 to rotate, the first motor 8 drives the winding roll 3 through the belt line to rotate; the press roller 5 is used for pressing the film and keeping the tension state of the film, meanwhile, the lifting mechanism 4 is connected to the frame 101, the lifting mechanism 4 is provided with a pair of ends connected to the press roller 5, and the lifting mechanism 4 is used for adjusting the height of the press roller; a pair of guide rollers 6 through which the film passes between the two guide rollers 6; and the crease-resist mechanism 2 is arranged below the film and is used for smoothening the film to two sides.
As shown in fig. 3-6, the crease-resist mechanism 2 comprises a pair of rollers 21 and a connecting frame 22 which are symmetrically arranged, the connecting frame 22 is fixedly connected with the base 1, the two rollers 21 are coaxially and rotatably connected to two sides of the connecting frame 22, a pair of sliding grooves 211 which are distributed in an upper layer and a lower layer are symmetrically arranged on the surface of the rollers 21, the sliding grooves 211 are parallel to the axis of the rollers 21, a transmission screw rod 212 is connected in each sliding groove 211, a movable sliding block 215 is connected in the sliding grooves 211 in a threaded manner, the sliding blocks 215 are in threaded connection with the transmission screw rod 212, the rotation directions of the two transmission screw rods 212 are opposite, so that the movement directions of the two sliding blocks 215 are opposite, a smoothing roller 216 is rotatably connected to the sliding blocks 215, the smoothing roller 216 is contacted with the lower surface of a film, and the sliding blocks 215 drive the smoothing roller 216 to move from the middle position to the side position of the film, so that the film is smoothed and tidy; the two transmission screw rods 212 are fixedly connected with first gears 213 which are meshed with each other, so that the rotation directions of the two transmission screw rods 212 are opposite, one end of each transmission screw rod 212 is fixedly connected with a driven wheel 214, the driven wheels 214 are arranged at positions close to the side of the film, and the first gears 213 are arranged at positions close to the middle of the film.
The connecting frame 22 is rotatably connected with a rotating rod 25, the rotating rod 25 is arranged in parallel with the rollers 21 and below the rollers 21, the connecting frame 22 is connected with a second gear 24 coaxially rotating with the two rollers 21, and the rotating rod 25 is connected with an incomplete gear 27 for driving the two rollers 21 to intermittently rotate, and the incomplete gear 27 is meshed with the second gear 24; and a second motor 29 is installed on the connecting frame 22 and is used for driving the rotating rod 25 to rotate; the two ends of the rotating rod 25 are fixedly connected with a driving wheel 26, the driving wheel 26 is in contact with the lower driven wheel 214, and the driving wheel 26 is used for driving the driven wheel 214 to rotate; the specific implementation method comprises the following steps: the second motor 29 drives the rotating rod 25 to rotate, when the rotating rod 25 rotates, the driving wheel 26 and the incomplete gear 27 are driven to rotate, the driving wheel 26 drives the driven wheel 214 at the lower layer to rotate, the driven wheel 214 drives the two transmission screw rods 212 to rotate simultaneously, the two transmission screw rods 212 rotate in opposite directions, the sliding block 215 at the upper layer is driven to move from the middle position of the film to the side direction, the sliding block 215 at the lower layer moves from the side position of the film to the middle direction, the smoothing roller 216 contacts with the lower surface of the film in the moving process of the sliding block 215 at the upper layer, the surface of the film is tidy, and film wrinkles are avoided; when the upper slide block 215 moves to the side of the film to finish smoothing, the lower slide block 215 moves to the middle position of the film, at the moment, the incomplete gear 27 is meshed with the second gear 24 to drive the roller 21 to turn 180 degrees, so that the upper slide block 215 and the driven wheel 214 turn to the lower layer, the lower slide block 215 and the driven wheel 214 turn to the upper layer, at the moment, the rotating rod 25 is driven to move to the side position from the middle position of the film again when continuing to rotate, smoothing and trimming the film, and the actions are repeated, so that the effect of continuously smoothing and trimming the film is achieved.
Preferably, a pair of guide rails 218 are fixedly connected to the roller 21, the guide rails 218 are corresponding to and parallel to the sliding grooves 211, the leveling roller 216 is connected with coaxially rotating rollers 217, and the rollers 217 are matched with the guide rails 218; in particular, when the slider 215 moves along the chute 211 toward the side of the film, the roller 217 rolls along the guide rail 218 to rotate the smoothing roller 216, and the smoothing effect on the film is improved when the smoothing roller 216 rotates.
As shown in fig. 4 and 7, the connecting frame 22 is connected with a locking mechanism 23 for locking and fixing the roller 21; the locking mechanism 23 comprises a support plate 231, a slidable moving block 232 is connected to the support plate 231, a bracket 236 is fixedly connected to the moving block 232, and a toothed plate 237 is connected to the bracket 236 and used for clamping and fixing the second gear 24; an elastic piece 235 is connected between the movable block 232 and one end of the support plate 231, the elastic piece 235 applies elastic force to the movable block 232, a fixed rod 233 is connected to the movable block 232, a pressing wheel 234 is connected to the fixed rod 233, an arc-shaped raised strip 28 matched with the pressing wheel 234 is fixedly connected to the surface of the incomplete gear 27 and used for driving the movable block 232 to move in the direction away from the incomplete gear 27, and a guide part is arranged at one end of the raised strip 28 so as to facilitate contact between the pressing wheel 234 and the raised strip 28; the specific implementation method comprises the following steps: when the raised strips 28 are in contact with the pinch roller 234, the moving block 232 is driven to move in the direction away from the second gear 24, the toothed plate 237 is driven to be separated from the second gear 24, and the incomplete gear 27 is just meshed with the second gear 24 at the moment, so that the incomplete gear 27 can drive the roller 21 to overturn; when the roller 21 is turned over and the incomplete gear 27 is just separated from the second gear 24, the convex bar 28 is separated from the pressing wheel 234, the moving block 232 moves towards the direction close to the second gear 24 under the elasticity of the elastic member 235, drives the toothed plate 237 to contact and clamp with the second gear 24, and locks and fixes the roller 21, so that the driving wheel 26 and the driven wheel 214 keep stable contact, and the roller 21 is prevented from shaking in the moving process of the sliding block 215.
Preferably, as shown in fig. 8, the wind-up roller 3 is provided with a pair of symmetrical rotating frames 101, the wind-up roller 3 is connected with a movable connecting seat 31, the connecting seat 31 is connected with the film winding drum 7, the wind-up roller 3 is provided with a threaded part, the wind-up roller 3 is provided with a limit ring 33 in a threaded manner, the limit ring is used for limiting the connecting seat 31, a plurality of annular grooves 32 with different diameters are arranged on the surface of the connecting seat 31, the wind-up roller is suitable for fixing film winding drums 7 with different sizes, and the installation and the disassembly of the film winding drums 7 are facilitated.
Preferably, as shown in fig. 9, the lifting mechanism 4 comprises a guide rail seat 41 arranged vertically, a lifting block 42 is slidingly connected to the guide rail seat 41, two ends of the press roller 5 are rotatably connected to the lifting block 42, an adjusting screw 43 is connected to the guide rail seat 41 and used for driving the lifting block 42 to lift, and one end of the adjusting screw 43 is connected with a handle 44; the lifting block 42 is driven to move up and down by rotating the adjusting screw 43, so that the pressing roller 5 is driven to lift, the compression degree of the film is adjusted, and the two adjusting screws 43 need to synchronously rotate during adjustment.
Finally, it should be noted that: in the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
The foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The anti-wrinkling winding mechanism for plastic film production is characterized by comprising a base (1), wherein a rack (101) is connected to the base (1);
the frame (101) is connected with:
the winding roll (3), a detachable film winding drum (7) is arranged on the winding roll (3) and used for winding the film, and a first motor (8) is arranged on the frame (101) and used for driving the winding roll (3) to rotate;
the press roll (5) is used for pressing the film, and the lifting mechanism (4) is connected in the frame (101) and used for adjusting the height of the press roll (5);
a pair of guide rollers (6), the film passing between the two guide rollers (6);
the crease-resistant mechanism (2) is arranged below the film and is used for smoothing the film to two sides;
the anti-wrinkling mechanism (2) comprises a pair of rollers (21) which are symmetrically arranged, a pair of sliding grooves (211) which are distributed in an upper layer and a lower layer are symmetrically arranged on the surface of the rollers (21), the sliding grooves (211) are parallel to the axis of the rollers (21), movable sliding blocks (215) are connected in the sliding grooves (211), the moving directions of the two sliding blocks (215) are opposite, and a flattening roller (216) is rotationally connected to the sliding blocks (215), so that the flattening roller (216) is contacted with the lower surface of a film;
the sliding chute (211) is internally connected with a transmission screw rod (212), the sliding block (215) is in threaded connection with the transmission screw rod (212), first gears (213) meshed with each other are fixedly connected to the two transmission screw rods (212), the rotation directions of the two transmission screw rods (212) are opposite, and one end of the transmission screw rod (212) is fixedly connected with a driven wheel (214);
the crease-resist mechanism (2) comprises a connecting frame (22), the connecting frame (22) is fixedly connected with the base (1), and the two rollers (21) are coaxially and rotatably connected to two sides of the connecting frame (22); and the connecting frame (22) is connected with a second gear (24) which rotates coaxially with the two rollers (21);
a rotating rod (25) is rotatably connected to the connecting frame (22), the rotating rod (25) is arranged in parallel with the rollers (21), and an incomplete gear (27) is connected to the rotating rod (25) and used for driving the two rollers (21) to intermittently rotate, and the incomplete gear (27) is meshed with the second gear (24); a second motor (29) is arranged on the connecting frame (22) and is used for driving the rotating rod (25) to rotate;
both ends of the rotating rod (25) are fixedly connected with a driving wheel (26) for driving the driven wheel (214) to rotate; when the rotating rod (25) rotates, the driving wheel (26) and the incomplete gear (27) are driven to rotate, the driving wheel (26) drives the driven wheel (214) to rotate, the transmission screw rod (212) is driven to rotate, the upper slide block (215) is driven to move from the middle position of the film to the side direction, the lower slide block (215) moves from the side position of the film to the middle direction, and the leveling roller (216) levels the film in the moving process of the upper slide block (215); when the upper slide block (215) moves to the side of the film, the lower slide block (215) moves to the middle position of the film, the incomplete gear (27) is meshed with the second gear (24) at the moment, the roller (21) is driven to turn 180 degrees, the upper slide block (215) is turned to the lower layer, and the lower slide block (215) is turned to the upper layer.
2. The fold-preventing winding mechanism for plastic film production according to claim 1, wherein a pair of guide rails (218) are fixedly connected to the roller (21), the guide rails (218) correspond to and are parallel to the sliding grooves (211), coaxially rotating rollers (217) are connected to the leveling rollers (216), the rollers (217) are matched with the guide rails (218), and when the sliding blocks (215) move along the sliding grooves (211), the rollers (217) roll along the guide rails (218) to drive the leveling rollers (216) to rotate.
3. The fold-preventing winding mechanism for plastic film production according to claim 2, wherein the connecting frame (22) is connected with a locking mechanism (23) for locking and fixing the roller (21); the locking mechanism (23) comprises a support plate (231), a sliding moving block (232) is connected to the support plate (231), a support (236) is fixedly connected to the moving block (232), and a toothed plate (237) is connected to the support (236) and used for clamping and fixing the second gear (24).
4. The fold-preventing winding mechanism for plastic film production according to claim 3, wherein an elastic piece (235) is connected between the moving block (232) and one end of the supporting plate (231), a fixed rod (233) is connected to the moving block (232), a pinch roller (234) is connected to the fixed rod (233), an arc-shaped raised strip (28) matched with the pinch roller (234) is fixedly connected to the surface of the incomplete gear (27), and when the raised strip (28) contacts with the pinch roller (234), the moving block (232) is driven to move in a direction away from the second gear (24), the toothed plate (237) is driven to be separated from the second gear (24), and the incomplete gear (27) is just meshed with the second gear (24) at the moment, so that the roller (21) can be driven to rotate; when the incomplete gear (27) is just separated from the second gear (24), the convex strips (28) are separated from the pressing wheels (234), the moving block (232) moves towards the direction close to the second gear (24) under the elasticity of the elastic piece (235), and the toothed plate (237) is driven to be in contact and clamped with the second gear (24), so that the roller (21) is locked and fixed.
5. The fold-preventing winding mechanism for plastic film production according to claim 4, wherein the winding roller (3) is provided with a pair of symmetrical rotating racks (101), the winding roller (3) is connected with a connecting seat (31), the connecting seat (31) is connected with a film winding drum (7), the winding roller (3) is connected with a limiting ring (33) in a threaded manner, the limiting ring is used for limiting the connecting seat (31), and a plurality of annular grooves (32) with different diameters are arranged on the surface of the connecting seat (31) and are suitable for fixing film winding drums (7) with different sizes.
6. The fold-preventing winding mechanism for plastic film production according to claim 5, wherein the lifting mechanism (4) comprises a guide rail seat (41) which is vertically arranged, lifting blocks (42) are slidably connected to the guide rail seat (41), two ends of the press roller (5) are rotatably connected to the lifting blocks (42), an adjusting screw (43) is connected to the guide rail seat (41) and used for driving the lifting blocks (42) to lift, and one end of the adjusting screw (43) is connected with a handle (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311659818.XA CN117361204B (en) | 2023-12-06 | 2023-12-06 | Fold-preventing winding mechanism for plastic film production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311659818.XA CN117361204B (en) | 2023-12-06 | 2023-12-06 | Fold-preventing winding mechanism for plastic film production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117361204A CN117361204A (en) | 2024-01-09 |
| CN117361204B true CN117361204B (en) | 2024-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311659818.XA Active CN117361204B (en) | 2023-12-06 | 2023-12-06 | Fold-preventing winding mechanism for plastic film production |
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| CN (1) | CN117361204B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117945209B (en) * | 2024-03-27 | 2024-06-11 | 江苏泷膜科技有限公司 | High-efficient winding mechanism is used to reverse osmosis membrane |
| CN118682961A (en) * | 2024-08-27 | 2024-09-24 | 张家港宝翔机械有限公司 | Film casting machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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