CN111170047A - Plastic film preparation and winding method - Google Patents
Plastic film preparation and winding method Download PDFInfo
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- CN111170047A CN111170047A CN202010052342.3A CN202010052342A CN111170047A CN 111170047 A CN111170047 A CN 111170047A CN 202010052342 A CN202010052342 A CN 202010052342A CN 111170047 A CN111170047 A CN 111170047A
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- plastic film
- winding
- cylinder
- inner support
- motor
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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
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll 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
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/26—Mechanisms for controlling contact pressure on winding-web package, e.g. for regulating the quantity of air between web layers
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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
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
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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
- B65H20/00—Advancing webs
- B65H20/02—Advancing webs by friction roller
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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
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
- B65H75/24—Constructional details adjustable in configuration, e.g. expansible
- B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
- B65H75/248—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages expansion caused by actuator movable in axial direction
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- Replacement Of Web Rolls (AREA)
Abstract
The invention relates to a plastic film preparation and winding method, in particular to a plastic film preparation and winding device which comprises a base, a feeding mechanism for conveying a plastic film, an intermittent rotating mechanism, four inner supporting mechanisms for clamping a paper tube by inner supporting, a compression roller mechanism for pressing the plastic film downwards, a winding driving mechanism for driving the paper tube to rotate to perform film winding and a film cutting mechanism for cutting off a plastic film material belt; the device provided by the invention can be suitable for winding plastic films on paper tubes with different inner diameter sizes, and can complete continuous winding operation of one batch, so that unnecessary repeated operation is avoided, and the efficiency of winding the plastic films is improved.
Description
Technical Field
The invention relates to the technical field of plastic film processing, and particularly provides a plastic film preparation and winding method.
Background
The plastic film refers to a film made of polyvinyl chloride, polyethylene, polypropylene, polystyrene, and other resins, used for packaging, and used as a film coating layer. Plastic packages and plastic package products have a larger share in the market, and particularly, composite plastic flexible packages are widely applied to the fields of food, medicine, chemical industry and the like, wherein the proportion of the plastic packages is the largest, such as beverage packages, quick-frozen food packages, steamed and cooked food packages, fast food packages and the like, and the plastic packages and the plastic package products bring great convenience to the life of people.
The plastic film generally needs to be cut into plastic film material belts with certain width standards through longitudinal shearing in the production process, and finally the plastic film material belts need to be rolled to complete packaging, the plastic film is generally rolled on a paper tube and then packaged, the rotating rollers used for sleeving the paper tube in the existing plastic film rolling equipment are basically nonadjustable, but the length and the inner diameter of the paper tube actually used for rolling are different, so that the rolling equipment is not suitable for paper tubes with different sizes, in addition, the existing rolling equipment is relatively simple in structure, can only generally complete simple rolling operation, and cannot perform continuous rolling operation.
Based on the problems, the invention provides a plastic film preparation and winding method.
Disclosure of Invention
In order to solve the problems, the invention provides a plastic film preparation and winding method, and also relates to a plastic film preparation and winding device in the winding method, which can solve the problems in the background art.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a plastic film preparation rolling method specifically comprises the following steps:
s1, inner support adjustment: adjusting the inner supporting mechanism according to the inner circle diameter width of a paper tube for winding the plastic film, so that the supporting width of the inner supporting mechanism is smaller than the inner diameter width of the paper tube;
s2, sleeve: sleeving the paper tube on the inner support mechanism, and carrying out inner support clamping on the paper tube through the inner support mechanism;
s3, feeding: conveying the plastic film to be rolled forward through a feeding mechanism;
s4, pressing: one end of the film material belt is pressed down on the outer wall of the paper tube through a compression roller mechanism;
s5, rolling: the paper tube is driven to rotate by the winding driving mechanism, so that the plastic film which is continuously conveyed is wound in the rotation process of the paper tube;
s6, cutting: after the winding is finished in the step S5, cutting off the plastic film material belt through the film cutting mechanism;
s7, discharging: after the inner support mechanism is loosened, the wound paper tube is taken down from the inner support mechanism;
the plastic film preparation and winding method adopting the steps S1-S7 further specifically relates to a plastic film preparation and winding device in the process of winding the plastic film, and the plastic film preparation and winding device specifically comprises a base, a feeding mechanism for conveying the plastic film, an intermittent rotation mechanism, four inner support mechanisms for supporting and clamping a paper tube, a compression roller mechanism for pressing the plastic film downwards, a winding driving mechanism for driving the paper tube to rotate to roll the film and a film cutting mechanism for cutting off a plastic film material belt, wherein the base is provided with a mounting rack, the feeding mechanism is arranged on the mounting rack, the intermittent rotation mechanism comprises a vertically arranged turntable, the four inner support mechanisms are distributed on the turntable relative to the central annular array of the turntable, the inner support mechanisms rotate for a quarter of a circle intermittently at each time, cut membrane mechanism and set up on the mounting bracket, wherein:
the inner support mechanism comprises a rotary support seat, a rotary table, a charging electric rod, a central pipe, four fan-shaped sheet-shaped inner support plates and four connecting rods, the rotary support seat is fixedly arranged on the rotary table, the rotary table is rotatably arranged on the rotary support seat, the charging electric rod is fixedly arranged on the back end face of the rotary table, the output rod of the charging electric rod penetrates through the center of the rotary table, the central pipe is vertically and fixedly arranged at the central position of the front end face of the rotary table, the output rod of the charging electric rod is positioned in the central pipe, the end part of the output rod of the charging electric rod is provided with a hinge joint, a cross groove is formed in the central pipe from the front end, four guide grooves are distributed on the front end face of the rotary table relative to a central annular array, the four inner support plates are slidably arranged on the four guide grooves in a one-to-one correspondence manner, the four connecting rods penetrate through the corresponding notches of the cross grooves and are hinged with the inner sides of the four inner supporting plates in a one-to-one correspondence manner; the compression roller mechanism is positioned right above the uppermost internal support mechanism;
the compression roller mechanism comprises an extension frame which is fixedly installed at the top end of the mounting frame and horizontally extends outwards, the rolling driving mechanism is located right ahead of the inner support mechanism and is located at the top, the rolling driving mechanism comprises a rack, an alignment cylinder, four guide rods, a motor seat, a rolling motor and a rubber clamping sleeve, the rack comprises a vertical plate fixed at the front end of the extension plate and an L-shaped plate fixedly installed on the outer side wall of the vertical plate, the alignment cylinder is fixedly installed on the vertical outer side wall of the L-shaped plate, the four guide rods are located between the vertical plate and the L-shaped plate, the four guide rods are vertically and fixedly installed on the side wall of the vertical plate, the motor seat is fixedly connected with the output end of the alignment cylinder, the motor seat is slidably installed on the four guide rods, and the rolling motor is fixedly installed on the motor seat, and the winding motor can pass vertical board, rubber cutting ferrule fixed mounting be in on the winding motor output shaft, be equipped with square trepanning in the rubber cutting ferrule, the width in square trepanning is less than the excircle diameter of center tube, square trepanning can aim at and be located the place ahead in the interior support mechanism the center tube, and this the center tube can insert in the square trepanning.
Preferably, the feeding mechanism comprises a feeding motor fixedly mounted at the back side end of the mounting frame, two feeding rollers vertically distributed and fixedly mounted on the mounting frame and provided with bearing rotating sleeves and two feeding rollers which are arranged on the bearing rotating sleeves in a one-to-one correspondence manner, gears are arranged at the back shaft ends of the feeding rollers and engaged with the gears on the feeding rollers, and the output shaft of the feeding motor is fixedly connected with one of the gears.
Preferably, intermittent type slewing mechanism still includes driving motor, initiative driver plate, driven sheave and rotation cylinder, be equipped with motor fixed plate and rolling bearing on the mounting bracket, driving motor fixed mounting be in on the motor fixed plate, initiative driver plate fixed connection be in on driving motor's the output shaft, it installs to rotate the cylinder and rotate on the rolling bearing, driven sheave fixed connection be in rotate cylindrical dorsal part end, the initiative driver plate can be stirred driven sheave rotates, carousel fixed mounting be in rotate cylindrical front end, driven sheave rotate the cylinder with the center pin coincidence of carousel three, evenly distributed has four radial grooves on the driven sheave.
Preferably, the compression roller mechanism still includes compression roller cylinder, stroke board, two flexible member, roller frame, two springs and compression roller, the vertical fixed mounting of compression roller cylinder is in extend the top of frame, the stroke board is located extend the below of frame and fixed mounting be in the output of compression roller cylinder, two flexible member fixed connection be in the stroke board with between the roller frame, two the spring one-to-one cover is established two on the flexible member, and two spring fixed connection be in the stroke board with between the roller frame, the compression roller rotates and installs on the roller frame.
Preferably, it is relative to cut membrane mechanism feeding mechanism distributes the opposite side of carousel, it includes the mount, cuts the membrane cylinder and cuts the membrane sword to cut membrane mechanism, the perpendicular fixed mounting of mount is in on the front side end face of mounting bracket, just the contained angle of the relative horizontal plane of mount is 45, cut the perpendicular fixed mounting of membrane cylinder on the mount, cut membrane sword fixed mounting in cut the output of membrane cylinder, it is rectangular form and is located to cut the membrane sword the inboard of mount, just it follows to cut the membrane sword the rotation center pin axial of carousel distributes.
Preferably, the square trepan boring is subjected to flaring treatment.
The technical scheme has the following advantages or beneficial effects:
the invention provides a plastic film preparation and winding method, which relates to a plastic film preparation and winding device, wherein an inner support mechanism can change the support circumference, namely four inner support plates can be driven and adjusted by a charging electric rod driving connecting rod, so that the plastic film preparation and winding device can be suitable for clamping inner supports of paper cylinders with different inner diameter sizes (the paper cylinders with different inner diameter sizes correspond to plastic films with different winding width standards), the problem that the existing winding device can only roll the paper cylinder with a single size is solved, the inner support mechanism can ensure that the paper cylinders are clamped and fixed in the inner support mechanism, the paper cylinders can be effectively prevented from rotating during winding, the plastic films can drive the paper cylinders to complete automatic winding of the plastic films by the arranged winding driving mechanism under the active conveying of a feeding mechanism, in addition, the four inner support mechanisms can be sleeved with four paper cylinders simultaneously, the intermittent rotation mechanism is used for switching the position of each inner support mechanism in an intermittent rotation mode, so that one batch of winding operation can be performed in sequence, the arranged film cutting mechanism can be used for cutting a paper tube after the paper tube finishes film winding, the film winding of the next paper tube is facilitated, and the continuous winding operation of one batch is realized in a matching mode.
Drawings
The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not necessarily drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a flow chart of a method for preparing and winding a plastic film according to the present invention;
FIG. 2 is a schematic perspective view of a plastic film preparing and winding apparatus provided by the present invention at a first viewing angle;
FIG. 3 is a schematic perspective view of a second viewing angle of a winding apparatus for preparing plastic film according to the present invention;
FIG. 4 is a schematic perspective view of a plastic film preparing and winding device provided by the invention at a third viewing angle;
FIG. 5 is a front view of a plastic film preparing and winding device provided by the invention;
FIG. 6 is an enlarged partial schematic view at A of FIG. 5;
FIG. 7 is a side view of a plastic film preparing and winding device provided by the invention;
FIG. 8 is a top view of a plastic film preparing and winding device provided by the invention;
FIG. 9 is a cross-sectional view B-B of FIG. 8;
FIG. 10 is an enlarged partial schematic view at C of FIG. 9;
fig. 11 is a partially enlarged schematic view at D in fig. 9.
In the figure: 1. a base; 11. a mounting frame; 111. a motor fixing plate; 112. a rotating bearing; 2. a feeding mechanism; 21. a feeding motor; 22. a rotating sleeve with a bearing; 23. a feed roller; 231. a gear; 3. an intermittent rotation mechanism; 31. a drive motor; 32. An active drive plate; 33. a driven sheave; 331. a radial slot; 34. rotating the cylinder; 35. a turntable; 4. an inner support mechanism; 41. Rotating the supporting seat; 42. a turntable; 421. a guide groove; 43. a charging electric pole; 431. a hinge joint; 44. a central tube; 441. A cross groove; 45. an inner supporting plate; 46. a connecting rod; 5. a press roll mechanism; 51. an extension frame; 52. a compression roller cylinder; 53. a stroke plate; 54. a telescopic rod member; 55. a roller frame; 56. a spring; 57. a compression roller; 6. a winding driving mechanism; 61. a frame; 611. a vertical plate; 612. an L-shaped plate; 62. aligning the cylinder; 63. a guide bar; 64. a motor base; 65. a winding motor; 66. a rubber ferrule; 661. a square trepanning; 7. a film cutting mechanism; 71. a fixed mount; 72. a film cutting cylinder; 73. a film cutting knife.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.
Referring to the attached drawings 1-11, a plastic film preparation and winding method specifically comprises the following steps:
s1, inner support adjustment: adjusting the inner support mechanism 4 according to the inner circle diameter width of a paper tube for winding the plastic film, so that the support width of the inner support mechanism 4 is smaller than the inner diameter width of the paper tube;
s2, sleeve: sleeving the paper tube on the inner support mechanism 4, and performing inner support clamping on the paper tube through the inner support mechanism 4;
s3, feeding: the plastic film to be rolled is conveyed forwards through the feeding mechanism 2;
s4, pressing: one end of the film material belt is pressed down on the outer wall of the paper tube through a press roller mechanism 5;
s5, rolling: the paper tube is driven to rotate by the winding driving mechanism 6, so that the plastic film which is continuously conveyed is wound in the rotation process of the paper tube;
s6, cutting: after the winding is completed in step S5, the plastic film strip is cut by the film cutting mechanism 7;
s7, discharging: after the inner support mechanism 4 is loosened, the wound paper tube is taken down from the inner support mechanism 4;
the plastic film preparation and winding method adopting the steps S1-S7 further specifically relates to a plastic film preparation and winding device in the process of winding the plastic film, which specifically comprises a base 1, a feeding mechanism 2 for conveying the plastic film, an intermittent rotation mechanism 3, four inner support mechanisms 4 for internally supporting and clamping a paper tube, a compression roller mechanism 5 for pressing the plastic film downwards, a winding driving mechanism 6 for driving the paper tube to rotate for winding the film and a film cutting mechanism 7 for cutting off a plastic film material belt, wherein the base 1 is provided with an installation frame 11, the feeding mechanism 2 is arranged on the installation frame 11, the intermittent rotation mechanism 3 comprises a vertically arranged turntable 35, the four inner support mechanisms 4 are distributed on the turntable 35 in a central annular array manner relative to the turntable 35, and the inner support mechanisms 4 intermittently rotate for one quarter of a circle every time, cut membrane mechanism 7 and set up on mounting bracket 11, wherein:
the inner support mechanism 4 comprises a rotary support 41, a rotary table 42, a charging electric rod 43, a central tube 44, four fan-shaped sheet-shaped inner support plates 45 and four connecting rods 46, the rotary support 41 is fixedly welded on the rotary table 35, the rotary table 42 is rotatably mounted on the rotary support 41, the charging electric rod 43 is fixedly mounted on the back end face of the rotary table 42, an output rod of the charging electric rod 43 penetrates through the center of the rotary table 42, the central tube 44 is vertically and fixedly mounted at the center of the front end face of the rotary table 42, the output rod of the charging electric rod 43 is positioned in the central tube 44, the end part of the output rod of the charging electric rod 43 is provided with a hinge joint 431, the central tube 44 is provided with a cross groove 441 from the front end, four guide grooves are distributed on the front end face of the rotary table 42 in an annular array relative to the center, the four inner support plates 45 are slidably mounted on the four, the four connecting rods 46 penetrate through the corresponding notches of the cross-shaped groove 441 and are hinged with the inner sides of the four inner supporting plates 45 in a one-to-one correspondence manner; the compression roller mechanism 5 is positioned right above the uppermost inner support mechanism 4; it should be noted that, because the charging electric rod 43 not only rotates along with the rotation of the turntable 42, but also rotates around the center thereof along with the rotation of the turntable 35, the charging electric rod 43 can be charged by itself and can be designed to be controlled wirelessly, which is supported by the prior art, and this can well solve the problem of spool winding during rotation.
The inner support mechanism 4 is used for inner support clamping of the paper tube, so that the paper tube can rotate along with the rotation of the inner support mechanism 4 when a film is wound after being supported and clamped, specifically, in the process of step S2, after the paper tube is sleeved on the four inner support plates 45, the charging electric rod 43 is started, the output end of the charging electric rod 43 pushes the four connecting rods 46, so that the axial included angles of the four connecting rods 46 relative to the central tube 44 are synchronously gradually increased, then the four connecting rods 46 correspondingly push the inner support plates 45 hinged with the connecting rods to slide outwards along the guide grooves 421, so that the four inner support plates 45 can inner support and clamp the inner circular wall of the paper tube, and the sleeved paper tube is supported and clamped; before the step S2, the operation of step S1 inner supporting adjustment is performed according to actual needs, that is, when the inner supporting circumference of the four inner supporting plates 45 is larger than the inner circle diameter of the actual paper tube, the four inner supporting plates 45 need to slide inward along the guide grooves 421, as opposed to the inner supporting clamping the paper tube, so as to reduce the inner supporting circumference of the four inner supporting plates 45, so as to sleeve the paper tube on the four inner supporting plates 45 in step S2. In the operation process of winding the film, four paper tubes can be correspondingly sleeved on the four inner support mechanisms 4 at the same time, and then the position of each inner support mechanism 4 is sequentially switched through the intermittent rotation mechanism 3, so that the winding operation of one batch can be continuously performed.
The compression roller mechanism 5 comprises an extension frame 51 which is fixedly welded on the top end of a mounting frame 11 and extends horizontally outwards, a rolling driving mechanism 6 is positioned right ahead of an uppermost inner support mechanism 4, the rolling driving mechanism 6 comprises a frame 61, an alignment cylinder 62, four guide rods 63, a motor base 64, a rolling motor 65 and a rubber sleeve 66, the frame 61 comprises a vertical plate 611 which is fixedly welded on the front end of the extension plate and an L-shaped plate 612 which is fixedly welded on the outer side wall of the vertical plate 611, the alignment cylinder 62 is fixedly mounted on the vertical outer side wall of the L-shaped plate 612 through bolts, the four guide rods 63 are positioned between the vertical plate 611 and the L-shaped plate 612, the four guide rods 63 are vertically and fixedly welded on the side wall of the vertical plate 611, the motor base 64 is fixedly welded with the output end of the alignment cylinder 62, the motor base 64 is slidably mounted on the four guide rods 63, and the rolling, and the rolling motor 65 can pass through the vertical plate 611, the rubber cutting sleeve 66 is fixedly installed on the output shaft of the rolling motor 65, a square sleeve hole 661 is arranged in the rubber cutting sleeve 66, the width of the square sleeve hole 661 is smaller than the outer circle diameter of the central tube 44, the square sleeve hole 661 can be aligned to the central tube 44 in the inner support mechanism 4 located in front, and the central tube 44 can be inserted into the square sleeve hole 661.
When the winding is performed in step S5, the inner support mechanism 4 sleeved with the paper tube is driven to rotate by the winding driving mechanism 6 to wind the plastic film, specifically, the motor base 64 is pushed to slide forward along the four guide rods 63 by the aligning cylinder 62, so as to indirectly drive the winding motor 65 to move forward, the rubber sleeve 66 aligns with the central tube 44 located in front of the rubber sleeve, the central tube 44 is inserted into the square sleeve hole 661 (because the width of the square sleeve hole 661 is smaller than the outer diameter of the central tube 44, after the central tube 44 is inserted into the square sleeve hole 661, the rubber sleeve 66 clamps the central tube 44 under the action of elastic force, and the clamping force of the central tube 44 is enough to make the central tube 44 rotate synchronously with the rubber sleeve 66), then the winding motor 65 is started, the winding motor 65 drives the rubber sleeve 66 to rotate at a constant speed, and the rubber sleeve 66 drives the central tube 44 to rotate synchronously, the turntable 42 will rotate on the rotary support 41, and the inner support plate 45 will also rotate, so as to drive the paper tube clamped by the inner support to rotate, and the plastic film will be wound on the paper tube.
Further, the feeding mechanism 2 comprises a feeding motor 21 fixedly mounted at the back side end of the mounting frame 11, two bearing rotating sleeves 22 vertically distributed and welded and fixedly mounted on the mounting frame 11, and two feeding rollers 23 one-to-one correspondingly rotatably mounted on the two bearing rotating sleeves 22, a gear 231 is arranged at the back shaft end of each feeding roller 23, the gears 231 on the two feeding rollers 23 are meshed, and the output shaft of the feeding motor 21 is fixedly connected with the gear 231 located above.
When the step S3 is performed for feeding, the plastic film is continuously fed forward by the feeding mechanism 2, specifically, the gap between the two feeding rollers 23 is small, the plastic film strip will pass through the gap, after the feeding motor 21 is started, the feeding motor 21 will drive the feeding roller 23 connected to the feeding motor to rotate, and then the gear 231 on the feeding roller 23 will drive the gear 231 at the lower position to rotate, so as to drive the other feeding roller 23 to rotate reversely (as shown in fig. 5, during the feeding process, the feeding roller 23 located above will rotate counterclockwise, and the feeding roller 23 located below will rotate clockwise), so that the plastic film strip will be driven to be fed forward by the cooperation of the two feeding rollers 23.
Further, the intermittent rotation mechanism 3 further includes a driving motor 31, a driving dial 32, a driven sheave 33 and a rotating cylinder 34, a motor fixing plate 111 and a rotating bearing 112 are arranged on the mounting frame 11, the driving motor 31 is fixedly mounted on the motor fixing plate 111 through a bolt, the driving dial 32 is fixedly connected to an output shaft of the driving motor 31, the rotating cylinder 34 is rotatably mounted on the rotating bearing 112, the driven sheave 33 is fixedly connected to a back side end of the rotating cylinder 34, the driving dial 32 can drive the driven sheave 33 to rotate, a turntable 35 is fixedly mounted at a front side end of the rotating cylinder 34, the driven sheave 33, central axes of the rotating cylinder 34 and the turntable 35 coincide, and four radial grooves 331 are uniformly distributed on the driven sheave 33.
In the process of winding the plastic film, the intermittent rotation mechanism 3 drives the inner support mechanism 4 to rotate for switching positions, specifically, after the driving motor 31 is started, the driving dial 32 rotates at a constant speed, the driven sheave 33 is stirred to rotate when a round pin of the driving dial 32 extends into the radial groove 331, in the process that the round pin of the driving dial 32 leaves the radial groove 331, the driven sheave 33 is clamped to stop rotating, and each time the driving dial 32 rotates for one circle, the driven sheave 33 rotates for one quarter of a circle, the rotary disc 35 rotates for one quarter of a circle along with the driven sheave 33, each corresponding inner support mechanism 4 switches one position, and in the actual operation process, the intermittent rotation can be carried out through manual auxiliary operation.
Further, the press roller mechanism 5 further comprises a press roller cylinder 52, a stroke plate 53, two telescopic rod pieces 54, a roller frame 55, two springs 56 and a press roller 57, the press roller cylinder 52 is vertically and fixedly installed at the top end of the extension frame 51, the stroke plate 53 is located below the extension frame 51 and is fixedly installed at the output end of the press roller cylinder 52 in a welding mode, the two telescopic rod pieces 54 are fixedly connected between the stroke plate 53 and the roller frame 55, the two springs 56 are sleeved on the two telescopic rod pieces 54 in a one-to-one correspondence mode, the two springs 56 are fixedly connected between the stroke plate 53 and the roller frame 55, and the press roller 57 is rotatably installed on the roller frame 55.
Before carrying out the plastic film rolling, will be by the one end pressfitting of delivered film material area on the fiber container through compression roller mechanism 5, alright carry out the plastic film rolling afterwards, after the rolling of accomplishing a fiber container, push down plastic film through compression roller mechanism 5, thereby be convenient for cut membrane mechanism 7 and accomplish and cut off fast, specifically, drive stroke board 53 downstream through starting compression roller cylinder 52, thereby drive and press to plastic film, the cooperation design of spring 56 and flexible member 54 structure guarantees that compression roller 57 is unlikely to press totally dead at the in-process that compresses tightly plastic film.
Further, the film cutting mechanism 7 is distributed on the other side of the turntable 35 relative to the feeding mechanism 2, the film cutting mechanism 7 includes a fixing frame 71, a film cutting cylinder 72 and a film cutting knife 73, the fixing frame 71 is vertically welded and fixedly mounted on the front end face of the mounting frame 11, an included angle of the fixing frame 71 relative to the horizontal plane is 45 degrees, the film cutting cylinder 72 is vertically and fixedly mounted on the fixing frame 71 through a bolt, the film cutting knife 73 is fixedly mounted at the output end of the film cutting cylinder 72, the film cutting knife 73 is in a long strip shape and is located on the inner side of the fixing frame 71, and the film cutting knife 73 is axially distributed along the rotation central axis of the turntable 35.
With the view angle of fig. 5, after the winding of the film on the paper tube in the twelve-point position is completed, the intermittent rotating mechanism 3 can drive the rotating disc 35 to rotate ninety degrees clockwise, the paper tube rotates to the three-point position along with the rotating disc 35, then the paper tube is pressed downwards by the pressing roller mechanism 5 to press the middle part of the plastic film material belt, then the film cutting cylinder 72 can be started to push the film cutting knife 73 to complete the cutting of the plastic film, and thus, the winding of the plastic film on one paper tube is completed.
Further, the square trepan 661 is flared. Facilitating insertion of the center tube 44 into the square pocket 661.
Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention and are not described herein.
The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (6)
1. A plastic film preparation and winding method is characterized in that: the winding method specifically comprises the following steps:
s1, inner support adjustment: adjusting the inner supporting mechanism (4) according to the inner circle diameter width of a paper tube for winding the plastic film, so that the supporting width of the inner supporting mechanism (4) is smaller than the inner diameter width of the paper tube;
s2, sleeve: sleeving the paper tube on the inner support mechanism (4), and performing inner support clamping on the paper tube through the inner support mechanism (4);
s3, feeding: the plastic film to be rolled is conveyed forwards through the feeding mechanism (2);
s4, pressing: one end of the film material belt is pressed down on the outer wall of the paper tube through a compression roller mechanism (5);
s5, rolling: the paper tube is driven to rotate by the winding driving mechanism (6), so that the plastic film which is continuously conveyed is wound in the rotation process of the paper tube;
s6, cutting: after the winding is finished in the step S5, cutting the plastic film material belt through the film cutting mechanism (7);
s7, discharging: after the inner support mechanism (4) is loosened, the wound paper tube is taken down from the inner support mechanism (4);
the plastic film preparation and winding method adopting the steps S1-S7 further specifically relates to a plastic film preparation and winding device in the process of winding the plastic film, and specifically comprises a base (1), a feeding mechanism (2) for conveying the plastic film, an intermittent rotation mechanism (3), four inner support mechanisms (4) for clamping a paper tube through inner support, a compression roller mechanism (5) for pressing the plastic film downwards, a winding driving mechanism (6) for driving the paper tube to rotate to roll the film and a film cutting mechanism (7) for cutting a plastic film material belt, wherein an installation frame (11) is arranged on the base (1), the feeding mechanism (2) is arranged on the installation frame (11), the intermittent rotation mechanism (3) is arranged on the installation frame (11), and the intermittent rotation mechanism (3) comprises a vertically arranged turntable (35), four inner support mechanisms (4) are distributed on the rotary disc (35) relative to the central annular array of the rotary disc (35), the inner support mechanisms (4) intermittently rotate for a quarter of a turn at each time, and the film cutting mechanism (7) is arranged on the mounting frame (11), wherein:
the inner support mechanism (4) comprises a rotary support seat (41), a rotary table (42), a charging electric rod (43), a central pipe (44), four fan-shaped sheet-shaped inner support plates (45) and four connecting rods (46), the rotary support seat (41) is fixedly installed on the rotary table (35), the rotary table (42) is rotatably installed on the rotary support seat (41), the charging electric rod (43) is fixedly installed on the back end face of the rotary table (42), an output rod of the charging electric rod (43) penetrates through the center of the rotary table (42), the central pipe (44) is vertically and fixedly installed at the center position of the front end face of the rotary table (42), the output rod of the charging electric rod (43) is located in the central pipe (44), the end part of the output rod of the charging electric rod (43) is provided with a hinge joint (431), and a cross groove (441) is formed in the central pipe (44) from the front end, four guide grooves (421) are distributed on the front end face of the rotary table (42) in a relatively-central annular array, four inner supporting plates (45) are slidably mounted on the four guide grooves (421) in a one-to-one correspondence manner, one ends of four connecting rods (46) are hinged to the hinge head (431), and the four connecting rods (46) penetrate through corresponding notches of the cross grooves (441) and are hinged to the inner sides of the four inner supporting plates (45) in a one-to-one correspondence manner; the compression roller mechanism (5) is positioned right above the uppermost internal support mechanism (4);
the compression roller mechanism (5) comprises an extension frame (51) fixedly installed at the top end of the installation frame (11) and extending out horizontally, the rolling driving mechanism (6) is located at the top right ahead of the inner support mechanism (4), the rolling driving mechanism (6) comprises a rack (61), an alignment cylinder (62), four guide rods (63), a motor seat (64), a rolling motor (65) and a rubber sleeve (66), the rack (61) comprises a vertical plate (611) fixed at the front end of the extension plate and an L-shaped plate (612) fixedly installed on the outer side wall of the vertical plate (611), the alignment cylinder (62) is fixedly installed on the vertical outer side wall of the L-shaped plate (612), the four guide rods (63) are located between the vertical plate (611) and the L-shaped plate (612), and the four guide rods (63) are vertically and fixedly installed on the side wall of the vertical plate (611), motor cabinet (64) with aim at the output fixed connection of cylinder (62), just motor cabinet (64) slidable mounting is four on guide arm (63), rolling motor (65) fixed mounting be in on motor cabinet (64), just rolling motor (65) can pass vertical board (611), rubber cutting ferrule (66) fixed mounting be in on rolling motor (65) output shaft, be equipped with square trepanning (661) in rubber cutting ferrule (66), the width of square trepanning (661) is less than the excircle diameter of center tube (44), square trepanning (661) can aim at and be located the place ahead in interior support mechanism (4) center tube (44), and this center tube (44) can insert in square trepanning (661).
2. The plastic film preparation rolling method as claimed in claim 1, wherein: feeding mechanism (2) are including fixed mounting in feeding motor (21), two vertical distribution fixed mounting of mounting bracket (11) back side end are in take bearing rotation cover (22) and two one-to-one rotation on mounting bracket (11) are installed two take bearing to rotate feed roll (23) on cover (22), the back shaft end of feed roll (23) is equipped with gear (231), two on feed roll (23) gear (231) meshing, the output shaft and one of them of feeding motor (21) gear (231) fixed connection.
3. The plastic film preparation rolling method as claimed in claim 1, wherein: intermittent type slewing mechanism (3) still includes driving motor (31), initiative driver plate (32), driven sheave (33) and rotation cylinder (34), be equipped with motor fixed plate (111) and rolling bearing (112) on mounting bracket (11), driving motor (31) fixed mounting be in on motor fixed plate (111), initiative driver plate (32) fixed connection be in on the output shaft of driving motor (31), it installs to rotate cylinder (34) and rotate on rolling bearing (112), driven sheave (33) fixed connection be in rotate the dorsal part end of cylinder (34), initiative sheave driver plate (32) can stir driven sheave (33) are rotated, carousel (35) fixed mounting be in the preceding side of rotating cylinder (34), driven sheave (33), rotate cylinder (34) and carousel (35) three's center pin coincidence, four radial grooves (331) are uniformly distributed on the driven grooved wheel (33).
4. The plastic film preparation rolling method as claimed in claim 1, wherein: compression roller mechanism (5) still includes compression roller cylinder (52), stroke board (53), two flexible member (54), roller frame (55), two springs (56) and compression roller (57), the vertical fixed mounting of compression roller cylinder (52) is in extend the top of frame (51), stroke board (53) are located extend the below and the fixed mounting of frame (51) and be in the output of compression roller cylinder (52), two flexible member (54) fixed connection be in stroke board (53) with between roller frame (55), two spring (56) one-to-one cover is established two on flexible member (54), and two spring (56) fixed connection be in stroke board (53) with between roller frame (55), compression roller (57) rotate to be installed on roller frame (55).
5. The plastic film preparation rolling method as claimed in claim 1, wherein: cut membrane mechanism (7) relatively feeding mechanism (2) distribute in the opposite side of carousel (35), cut membrane mechanism (7) including mount (71), cut membrane cylinder (72) and cut membrane sword (73), mount (71) vertical fixation installs on the front side terminal surface of mounting bracket (11), just the contained angle of mount (71) relative horizontal plane is 45, cut membrane cylinder (72) vertical fixation install on mount (71), cut membrane sword (73) fixed mounting in cut the output of membrane cylinder (72), cut membrane sword (73) are rectangular form and are located the inboard of mount (71), just cut membrane sword (73) are followed the rotation center pin axial distribution of carousel (35).
6. The plastic film preparation rolling method as claimed in claim 1, wherein: and the square trepanning (661) is subjected to flaring treatment.
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| CN111958963A (en) * | 2020-08-07 | 2020-11-20 | 重庆工程职业技术学院 | Winding mechanism and cutting cable 3D printing device thereof |
| CN112093537A (en) * | 2020-09-25 | 2020-12-18 | 罗双庆 | Equipment for winding and dividing raw material belt of pipeline |
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| CN111908233A (en) * | 2020-08-07 | 2020-11-10 | 尤晨曦 | Preparation process of biodegradable high-barrier plastic film material |
| CN111958963A (en) * | 2020-08-07 | 2020-11-20 | 重庆工程职业技术学院 | Winding mechanism and cutting cable 3D printing device thereof |
| CN112093537A (en) * | 2020-09-25 | 2020-12-18 | 罗双庆 | Equipment for winding and dividing raw material belt of pipeline |
| CN112390040A (en) * | 2020-10-12 | 2021-02-23 | 河南科技大学第一附属医院 | Gauze coiling mechanism for plastic surgery |
| CN112777073A (en) * | 2020-12-25 | 2021-05-11 | 重庆四平泰兴塑料包装有限公司 | Film pastes mark device |
| CN112777073B (en) * | 2020-12-25 | 2022-06-21 | 重庆和畅包装有限公司 | Film pastes mark device |
| CN112848516A (en) * | 2021-01-08 | 2021-05-28 | 南京克宇材料包装有限公司 | Anti-counterfeit label preparation process |
| CN113023428A (en) * | 2021-03-12 | 2021-06-25 | 陈可君 | Increase work efficiency's cloth coiling mechanism for textile processing |
| CN113233225A (en) * | 2021-05-19 | 2021-08-10 | 湖北联玉新材料科技有限公司 | Automatic wrapping and rolling equipment for preservative film |
| CN113415651A (en) * | 2021-07-14 | 2021-09-21 | 江苏鼎功电子科技有限公司 | High-efficient coiling mechanism is used in sticky tape processing |
| CN113682862A (en) * | 2021-10-27 | 2021-11-23 | 南通友腾自动化设备有限公司 | Winding mechanism of film belt for aluminum alloy assembly |
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| CN114212589B (en) * | 2021-12-07 | 2024-04-09 | 山东永利新材料有限公司 | Automatic winding device for production of sound-proof cloth |
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| CN114803623A (en) * | 2022-01-21 | 2022-07-29 | 段彦红 | Automatic winding device and automatic winding process for degradable plastic bag film blowing machine |
| CN114803623B (en) * | 2022-01-21 | 2024-02-02 | 无锡码立信息科技有限公司 | Automatic winding device and automatic winding process for degradable plastic bag film blowing machine |
| CN115138535A (en) * | 2022-06-25 | 2022-10-04 | 浙江庄臣新材料有限公司 | Drying device for coating machine of TPU composite fabric |
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