CN111483851B - Plastic film production winding machine - Google Patents
Plastic film production winding machine Download PDFInfo
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- CN111483851B CN111483851B CN202010310806.6A CN202010310806A CN111483851B CN 111483851 B CN111483851 B CN 111483851B CN 202010310806 A CN202010310806 A CN 202010310806A CN 111483851 B CN111483851 B CN 111483851B
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- plastic film
- plate
- sliding
- mounting
- block
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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
- B65H18/02—Supporting web roll
- B65H18/028—Both ends type
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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
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/175—Plastic
Landscapes
- Winding Of Webs (AREA)
Abstract
The invention belongs to the technical field of plastic film manufacturing, and particularly relates to a plastic film production winding winder which comprises a substrate, wherein the substrate is connected with an installation plate, the inner side of the installation plate is provided with a cylindrical support block, a lead screw and a guide rod, and an exhaust mechanism is matched on the guide rod in a sliding manner; a reciprocating motor is arranged on the outer side surface of the mounting plate, and an output shaft of the reciprocating motor is fixedly connected with a lead screw; a driving motor is fixedly arranged on the base plate, and a first incomplete gear is arranged on an output shaft of the driving motor; the end part of the supporting block is provided with a gear which is meshed with the first incomplete gear; the substrate is provided with a stretching mechanism and a transmission mechanism. When the plastic film is rolled, the plastic film is stretched towards two sides, and the plastic film to be rolled and the rolled plastic film are tightly attached together, so that the condition that bubbles are generated in the rolled plastic film is reduced; the air bubbles existing in the plastic film are extruded out through the air exhaust mechanism, so that the air bubbles are prevented from remaining in the plastic film.
Description
Technical Field
The invention belongs to the technical field of plastic film manufacturing, and particularly relates to a winding machine for plastic film production.
Background
Plastic films are films made of polyvinyl chloride, polyethylene, polypropylene and other resins, are used for packaging and film coating layers, and are widely applied to the fields of food, medicine, chemical industry and the like at present. After the plastic film is manufactured, the plastic film needs to be wound into a cylinder shape for storage and transportation. In the actual production process, the following problems exist when the plastic film is rolled: the plastic film has elasticity, wrinkles can be generated under the action of tension force along the movement direction of the plastic film, and bubbles exist in the folded plastic film after the folded plastic film is rolled; in the winding process, air between the plastic film to be wound and the wound plastic film cannot be exhausted in time, enters between two adjacent layers of plastic films, and also generates bubbles in the wound plastic film; when the rolled plastic film is subjected to external pressure, the air pressure in the air bubbles is increased, so that the plastic film is deformed and even broken, and the quality of the plastic film is seriously reduced.
Disclosure of Invention
Technical problem to be solved
The invention provides a plastic film production winding machine, which aims to solve the following problems existing in the prior art when a plastic film is wound: the plastic film has elasticity, wrinkles can be generated under the action of tension force along the movement direction of the plastic film, and bubbles exist in the folded plastic film after the folded plastic film is rolled; in the winding process, air between the plastic film to be wound and the wound plastic film cannot be exhausted in time, enters between two adjacent layers of plastic films, and also generates bubbles in the wound plastic film; when the rolled plastic film is subjected to external pressure, the air pressure in the air bubbles is increased, so that the plastic film is deformed and even broken, and the quality of the plastic film is seriously reduced.
(II) technical scheme
In order to solve the technical problems, the invention adopts the following technical scheme:
a winding machine for plastic film production comprises a substrate, and a support column is arranged below the substrate. Two mounting panels that are parallel to each other of vertical fixedly connected with on the base plate, cylindrical supporting shoe, lead screw and the guide bar that the axis is parallel to each other are installed to mounting panel medial surface level, and supporting shoe and lead screw rotate with the mounting panel to be connected, guide bar and mounting panel fixed connection. An exhaust mechanism is matched on the guide rod in a sliding way, and the lead screw is matched with the exhaust mechanism in a rotating way. And a reciprocating motor is fixedly arranged on the outer side surface of the mounting plate, and an output shaft of the reciprocating motor is fixedly connected with the lead screw. A driving motor is fixedly installed on the base plate, and a first incomplete gear is fixedly installed at the end part of an output shaft of the driving motor. The supporting block end penetrates through the mounting plate and is fixedly provided with a gear meshed with the first incomplete gear. The position corresponding to each mounting plate on the substrate is provided with a stretching mechanism, and the outer side of each stretching mechanism is provided with a transmission mechanism.
Before the plastic film is rolled, two ends of a winding drum are installed on supporting blocks, the inner side wall of the winding drum is supported by the supporting blocks, one end of the plastic film penetrates through a stretching mechanism and then is adhered to the outer side wall of the winding drum, and the winding drum is a common hollow cylindrical paper drum or plastic drum. The first incomplete gear is driven to continuously rotate by the driving motor, the first incomplete gear is periodically meshed and separated with the gear, so that the supporting block and the winding drum are driven to periodically rotate, the winding drum is used for periodically winding the plastic film, and the plastic film is in a periodic moving and static state. When first incomplete gear and gear are in the engaged state, when the receipts reel was to plastic film rolling promptly, reciprocating motor drove the screw forward rotation to drive exhaust mechanism and move to the middle part from the plastic film edge, exhaust mechanism and plastic film book contactless. When first incomplete gear and gear break away from the engaged state, when plastic film was static promptly, reciprocating motor drove the screw antiport to drive exhaust mechanism and attached the surface and move to plastic film edge at the plastic film book, extrude the bubble in the plastic film book. And under the static state of the plastic film, the driving motor drives the stretching mechanism to move through the transmission mechanism, and the plastic film with folds generated in the winding process is stretched towards two sides, so that the folds are flattened.
The stretching mechanism comprises a sliding groove, an iron plate, a mounting frame, a mounting block, a bearing frame, a magnet roller, a sliding rod, a baffle plate and a first spring. The spout is seted up at the base plate upper surface, has the iron plate of upper surface horizontally along supporting shoe axial sliding fit in the spout, fixedly connected with L style of calligraphy's mounting bracket on the base plate, and the mounting bracket roof is horizontality and the roof below has the installation piece along supporting shoe axial sliding fit. The bottom of the mounting block is vertically and slidably provided with a bearing frame, the bottom of the bearing frame is horizontally and rotatably provided with a magnet roller in rolling fit with the iron plate, and the axes of the magnet roller and the supporting block are parallel to each other. The horizontal sliding fit of mounting bracket curb plate has the slide bar that is on a parallel with the magnet roller, and the slide bar inner runs through the installation piece and fixed mounting has the baffle. The slide bar is provided with a stop block, and a first spring is horizontally connected between the stop block and the side plate of the mounting frame. When the winding drum winds the plastic film, the plastic film is located between the magnet roller and the iron plate and slides, when the plastic film generates wrinkles along the movement direction of the plastic film, the magnet roller and the iron plate can be pulled to slide inwards, and the mounting block and the bearing frame are driven to slide inwards. When the plastic film is in a static state, the sliding rod is pulled outwards, the first spring is compressed, meanwhile, the baffle is driven to abut against the inner side face of the mounting block, the mounting block is pushed to slide outwards to recover to the original position, and meanwhile, the bearing frame and the magnet roller are driven to slide outwards to recover to the original position. The iron plate and the magnet roller are adsorbed together and clamp the plastic film in the middle, so that the magnet roller slides outwards to restore to the original position, meanwhile, the iron plate is driven to slide outwards to restore to the original position, and meanwhile, the plastic film is stretched outwards, so that wrinkles on the plastic film are flattened. After the folds on the plastic film are flattened, the sliding rod is loosened, and the sliding rod drives the baffle to be restored to the original position under the elastic action of the first spring.
According to a preferable technical scheme of the invention, the outer surface of the magnet roller is fixedly sleeved with a rubber cylinder, and the outer surface of the rubber cylinder is uniformly provided with grooves parallel to the axial direction of the magnet roller. The friction force between the outer surface of the magnet roller and the plastic film is increased, the magnet roller and the iron plate can be driven to slide inwards when the plastic film generates wrinkles, the plastic film can be pulled outwards when the magnet roller moves outwards, and therefore the wrinkles on the plastic film are ensured to be flattened.
As a preferred technical scheme of the invention, the exhaust mechanism comprises a sliding block, an arc-shaped plate, an air pump, a pipeline and a flexible air bag. The sliding block is in sliding fit with the guide rod, and the lead screw sliding block is in running fit with the guide rod. The lower surface of the sliding block is fixedly provided with an arc-shaped plate coaxial with the supporting block, the upper surface of the sliding block is provided with an air pump, and the air pump is communicated with a pipeline penetrating through the sliding block and the arc-shaped plate. The fixed cover of pipeline tip is equipped with flexible gasbag. When the plastic film moves, the reciprocating motor drives the screw to rotate in the forward direction, so that the sliding block and the arc plate are driven to move from the edge of the plastic film to the middle part along the guide rod, the air pump exhausts air from the flexible air bag through the pipeline, and the flexible air bag is not in contact with the surface of the plastic film roll. When plastic film was static, reciprocating motor drove screw reverse rotation to drive sliding block and arc and remove to plastic film edge along the guide bar, the air pump aerifys in passing through the pipeline to flexible gasbag, and the flexible gasbag surface that is full of gas is attached and is removed at plastic film roll surface, extrudees out the bubble in the plastic film.
As a preferable technical scheme of the invention, the exhaust mechanism further comprises an arc-shaped rubber rod and a rubber belt. Two arc rubber rods which incline towards the inner side of the arc plate are fixedly arranged at the upper end and the lower end of the arc plate respectively. Two driving rollers are rotatably arranged between the arc-shaped rubber rods, and rubber belts parallel to the axial direction of the supporting block are matched on the outer surfaces of the two driving rollers in a rolling manner. In the moving process of the sliding block and the arc-shaped plate, the arc-shaped rubber rod presses the rubber belt against the surface of the plastic film roll, the flexible air bag is positioned between the two rubber belts, the rubber belt seals the two sides between the plastic film to be rolled and the rolled plastic film, so that bubbles are prevented from escaping from the positions on the two sides of the flexible air bag in the plastic film roll, and the bubbles are ensured to be discharged from the edge of the plastic film under the pushing of the flexible air bag.
As a preferable technical scheme of the invention, the number of the exhaust mechanisms is two, the distances between the two exhaust mechanisms and the middle part of the screw rod are equal, and the thread directions of the two sides of the middle part of the screw rod are opposite. Thereby reducing the contact time between the individual flexible bladders and the roll of plastic film and further avoiding the escape of air bubbles from locations on both sides of the flexible bladder.
As a preferable technical scheme of the invention, the transmission mechanism comprises a rack, a first rotating shaft, a second incomplete gear, a first bevel gear, a second bevel gear and a transmission belt. The rack is parallel to the sliding rod and is fixedly installed at the outer end of the sliding rod, and a first rotating shaft and a second rotating shaft which are perpendicular to each other are horizontally and rotatably installed on the base plate through a support. One end of the first rotating shaft is fixedly provided with a second incomplete gear matched with the rack, and the other end of the first rotating shaft is fixedly provided with a first bevel gear. And a second bevel gear meshed with the first bevel gear is fixedly arranged at the end part of the second rotating shaft, and the second rotating shaft is parallel to the output shaft of the driving motor and is connected with the output shaft of the driving motor through a transmission belt. An output shaft of the driving motor drives the second rotating shaft and the second bevel gear to continuously rotate through a driving belt, and the second bevel gear drives the first bevel gear, the first rotating shaft and the second incomplete gear to continuously rotate. When the first incomplete gear and the gear are in a meshed state, namely the plastic film is wound by the winding drum, the second incomplete gear and the rack are in a separated state; when the first incomplete gear and the gear are disengaged, namely the plastic film is static, the second incomplete gear and the rack are engaged, the rack and the sliding rod are pulled to slide outwards, and the stretching mechanism flattens folds on the plastic film. After the second incomplete gear and the rack are disengaged, the first incomplete gear and the gear are engaged, the winding drum continues to wind the plastic film, and the sliding rod drives the baffle to be restored to the original position under the elastic action of the first spring.
As a preferred technical scheme of the invention, the inner sides of the two mounting plates are vertically provided with corresponding limiting grooves, the limiting grooves are in sliding fit with bearings, and a second spring is vertically arranged between the bottom of each bearing and the bottom surface of each limiting groove. A rubber roller parallel to the screw rod is horizontally and rotatably arranged between the two bearings. In the plastic film winding process, the rubber roller is always pressed at the joint of the plastic film to be wound and the wound plastic film under the action of the elastic force of the second spring, so that the plastic film to be wound and the wound plastic film are tightly attached together, and air is prevented from entering between the plastic film to be wound and the wound plastic film.
(III) advantageous effects
The invention has at least the following beneficial effects:
(1) the intermittent winding device is used for intermittently winding the plastic film, when the plastic film is static, the two sides of the plastic film are outwards stretched through the stretching mechanism, and the folds of the plastic film along the movement direction of the plastic film generated in the winding process are flattened, so that the surface of the plastic film after being wound is free of folds, and the condition that air bubbles appear in the plastic film is reduced.
(2) In the process of rolling the plastic film, the rubber roller is always pressed against the joint of the plastic film to be rolled and the rolled plastic film, so that the plastic film to be rolled and the rolled plastic film are tightly attached together, air is prevented from entering between the plastic film to be rolled and the rolled plastic film, and the condition that air bubbles are generated in the plastic film after rolling is further reduced.
(3) The invention adopts intermittent winding to the plastic film, when the plastic film is in a static state after each winding, the flexible air bag filled with air in the exhaust mechanism is attached to the surface of the outermost plastic film and moves to the edge of the plastic film along the axial direction of the plastic film roll to extrude out the air bubbles in the plastic film, thereby avoiding the air bubbles from remaining in the plastic film.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of a first three-dimensional structure of a plastic film production winding winder in the embodiment of the invention;
FIG. 2 is a schematic diagram of a second three-dimensional structure of a winding and winding machine for plastic film production according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a third three-dimensional structure of a winding and winding machine for plastic film production in the embodiment of the invention;
FIG. 4 is an enlarged schematic view of a plastic film production winding winder A in the embodiment of the invention;
FIG. 5 is an enlarged schematic view of a plastic film production winding winder B in the embodiment of the invention;
FIG. 6 is an enlarged schematic view of a plastic film production winding winder C in the embodiment of the invention;
FIG. 7 is an enlarged schematic view of a plastic film production winding winder D in the embodiment of the present invention;
fig. 8 is an enlarged schematic view of a plastic film production winding winder E in the embodiment of the present invention.
In the figure: 1-base plate, 2-mounting plate, 3-supporting block, 4-lead screw, 5-guide rod, 6-exhaust mechanism, 61-sliding block, 62-arc plate, 63-air pump, 64-pipeline, 65-flexible air bag, 66-arc rubber rod, 67-rubber belt, 7-reciprocating motor, 8-driving motor, 9-first incomplete gear, 10-gear, 11-stretching mechanism, 111-chute, 112-iron plate, 113-mounting rack, 114-mounting block, 115-bearing frame, 116-magnet roller, 117-sliding rod, 118-baffle, 119-first spring, 12-transmission mechanism, 121-rack, 122-first rotating shaft, 123-second rotating shaft, 124-second incomplete gear, 125-first bevel gear, 126-second bevel gear, 127-driving belt, 13-limiting groove, 14-second spring and 15-rubber roller.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 8, the embodiment provides a winding winder for plastic film production, which comprises a substrate 1, wherein a supporting column is installed below the substrate 1. Two mounting panels 2 that are parallel to each other of vertical fixedly connected with on the base plate 1, 2 medial surface horizontal mounting of mounting panel have axis cylindrical supporting shoe 3, lead screw 4 and the guide bar 5 that are parallel to each other, and supporting shoe 3 and lead screw 4 rotate with mounting panel 2 to be connected, guide bar 5 and 2 fixed connection of mounting panel. An exhaust mechanism 6 is matched on the guide rod 5 in a sliding mode, and the lead screw 4 is matched with the exhaust mechanism 6 in a rotating mode.
The air discharging mechanism 6 includes a slide block 61, an arc plate 62, an air pump 63, a duct 64, a flexible air bag 65, a rubber rod 66, and a rubber belt 67. The slide block 61 is slidably engaged with the guide bar 5, and the slide block 61 is rotatably engaged with the lead screw 4. The lower surface of the sliding block 61 is fixedly provided with an arc-shaped plate 62 which is coaxial with the supporting block 3, the upper surface of the sliding block 61 is provided with an air pump 63, and the air pump 63 is communicated with a pipeline 64 which penetrates through the sliding block 61 and the arc-shaped plate 62. The end of the conduit 64 is fixedly sleeved with a flexible air bag 65. When the plastic film moves, the reciprocating motor 7 drives the screw rod 4 to rotate in the forward direction, so that the sliding block 61 and the arc-shaped plate 62 are driven to move from the edge of the plastic film to the middle part along the guide rod 5, the air pump 63 pumps air from the flexible air bag 65 through the pipeline 64, and the flexible air bag 65 is not in contact with the surface of the plastic film roll. When plastic film is static, reciprocating motor 7 drives lead screw 4 and counter-rotating to drive sliding block 61 and arc 62 to remove to plastic film edge along guide bar 5, air pump 63 aerifys in flexible gasbag 65 through pipeline 64, and the flexible gasbag 65 surface that is full of gas is attached and is rolled up the surface removal at plastic film, extrudes the bubble in the plastic film. Two arc-shaped rubber rods 66 which incline towards the inner side of the arc-shaped plate 62 are fixedly arranged at the upper end and the lower end of the arc-shaped plate 62 respectively. Two driving rollers are rotatably arranged between the arc-shaped rubber rods 66, and rubber belts 67 parallel to the axial direction of the supporting block 3 are matched on the outer surfaces of the two driving rollers in a rolling way. In the moving process of the sliding block 61 and the arc-shaped plate 62, the arc-shaped rubber rod 66 presses the rubber belt 67 against the surface of the plastic film roll, the flexible air bag 65 is positioned between the two rubber belts 67, the rubber belts 67 seal the two sides between the plastic film to be rolled and the rolled plastic film, so that air bubbles are prevented from escaping from the positions, positioned at the two sides of the flexible air bag 65, in the plastic film roll, and the air bubbles are ensured to be discharged from the edge of the plastic film under the pushing of the flexible air bag 65.
The number of the exhaust mechanisms 6 is two, the distance between the two exhaust mechanisms 6 and the middle part of the lead screw 4 is equal, and the thread directions of the two sides of the middle part of the lead screw 4 are opposite. Thereby reducing the contact time between the single flexible bladder 65 and the roll of plastic film and further avoiding the escape of air bubbles from locations on both sides of the flexible bladder 65.
A reciprocating motor 7 is fixedly installed on the outer side face of the installation plate 2, and an output shaft of the reciprocating motor 7 is fixedly connected with the lead screw 4. A driving motor 8 is fixedly arranged on the base plate 1, and a first incomplete gear 9 is fixedly arranged at the end part of an output shaft of the driving motor 8. The end of the supporting block 3 penetrates the mounting plate 2 and is fixedly provided with a gear 10 which is meshed with the first incomplete gear 9. The substrate 1 is provided with stretching mechanisms 11 corresponding to the mounting plate 2, and the outer side of each stretching mechanism 11 is provided with a transmission mechanism 12. The inner sides of the two mounting plates 2 are vertically provided with limiting grooves 13 corresponding in position, bearings are matched with the limiting grooves 13 in a sliding mode, and second springs 14 are vertically arranged between the bottoms of the bearings and the bottom surfaces of the limiting grooves 13. A rubber roller 15 parallel to the screw 4 is mounted horizontally rotatably between the two bearings. In the plastic film winding process, the rubber roller 15 is always pressed at the joint of the plastic film to be wound and the wound plastic film under the action of the elastic force of the second spring 14, so that the plastic film to be wound and the wound plastic film are tightly attached together, and air is prevented from entering between the plastic film to be wound and the wound plastic film.
The stretching mechanism 11 includes a chute 111, an iron plate 112, a mounting bracket 113, a mounting block 114, a bearing bracket 115, a magnet roller 116, a slide rod 117, a stopper 118, and a first spring 119. The spout 111 is seted up at base plate 1 upper surface, has the horizontal iron plate 112 of upper surface along supporting shoe 3 axial sliding fit in the spout 111, fixedly connected with L style of calligraphy mounting bracket 113 on the base plate 1, and the mounting bracket 113 roof is horizontal state and roof below has installation piece 114 along supporting shoe 3 axial sliding fit. A bearing frame 115 is vertically and slidably arranged at the bottom of the mounting block 114, a magnet roller 116 in rolling fit with the iron plate 112 is horizontally and rotatably arranged at the bottom of the bearing frame 115, and the magnet roller 116 and the supporting block 3 are parallel to each other in axial line; the fixed cover of magnet roller 116 surface is equipped with the rubber cylinder, and the rubber cylinder surface is evenly seted up and is on a parallel with the axial recess of magnet roller 116 to increase the frictional force between magnet roller 116 surface and the plastic film, can drive magnet roller 116 and iron plate 112 to slide to the inboard when guaranteeing that plastic film produces the fold, and can draw plastic film to the outside when magnet roller 116 moves to the outside, thereby guarantee to draw the fold on the plastic film flat. A sliding rod 117 parallel to the magnet roller 116 is horizontally and slidably fitted on the side plate of the mounting frame 113, and the inner end of the sliding rod 117 penetrates through the mounting block 114 and is fixedly provided with a baffle 118. A stopper is arranged on the sliding rod 117, and a first spring 119 is horizontally connected between the stopper and the side plate of the mounting frame 113. When the plastic film is wound by the winding drum, the plastic film is positioned between the magnet roller 116 and the iron plate 112 and slides, and when the plastic film wrinkles along the moving direction of the plastic film, the magnet roller 116 and the iron plate 112 are pulled to slide inwards, and the mounting block 114 and the bearing frame 115 are driven to slide inwards. When the plastic film is in a static state, the sliding rod 117 is pulled outwards, the first spring 119 is compressed, the baffle 118 is driven to abut against the inner side surface of the mounting block 114, the mounting block 114 is pushed to slide outwards to restore to the original position, and the bearing frame 115 and the magnet roller 116 are driven to slide outwards to restore to the original position. Since the iron plate 112 and the magnet roller 116 are attracted together and clamp the plastic film therebetween, the magnet roller 116 slides outward to return to the original position and simultaneously drives the iron plate 112 to slide outward to return to the original position, and simultaneously stretches the plastic film outward, thereby flattening the wrinkles on the plastic film. After the folds on the plastic film are flattened, the sliding rod 117 is released, and the sliding rod 117 drives the baffle 118 to return to the original position under the elastic force of the first spring 119.
The transmission mechanism 12 includes a rack gear 121, a first rotating shaft 122, a second rotating shaft 123, a second incomplete gear 124, a first bevel gear 125, a second bevel gear 126, and a transmission belt 127. The rack 121 is parallel to the sliding rod 117 and is fixedly installed at the outer end of the sliding rod 117, and the first rotating shaft 122 and the second rotating shaft 123 which are perpendicular to each other are horizontally and rotatably installed on the substrate 1 through a bracket. One end of the first rotating shaft 122 is fixedly provided with a second incomplete gear 124 which is matched with the rack 121, and the other end is fixedly provided with a first bevel gear 125. A second bevel gear 126 meshed with the first bevel gear 125 is fixedly arranged at the end part of the second rotating shaft 123, and the second rotating shaft 123 is parallel to the output shaft of the driving motor 8 and is connected with the output shaft of the driving motor 8 through a transmission belt 127. The output shaft of the driving motor 8 drives the second rotating shaft 123 and the second bevel gear 126 to rotate continuously through the transmission belt 127, and the second bevel gear 126 drives the first bevel gear 125, the first rotating shaft 122 and the second incomplete gear 124 to rotate continuously. When the first incomplete gear 9 and the gear 10 are in a meshed state, namely, a plastic film is wound by a winding drum, the second incomplete gear 124 and the rack 121 are in a separated state; when the first incomplete gear 9 is disengaged from the gear 10, that is, the plastic film is stationary, the second incomplete gear 124 and the rack 121 are engaged, and the rack 121 and the sliding rod 117 are pulled to slide outwards, so that the stretching mechanism 11 flattens wrinkles on the plastic film. After the second incomplete gear 124 and the rack 121 are disengaged, the first incomplete gear 9 and the gear 10 are engaged, the winding drum continues to wind the plastic film, and the sliding rod 117 drives the baffle 118 to return to the original position under the elastic force of the first spring 119.
The working steps of the winding and winding machine for plastic film production in the embodiment are as follows: before the plastic film is rolled, two ends of a rolling tube are firstly installed on the supporting blocks 3, the inner side wall of the rolling tube is supported through the supporting blocks 3, then one end of the plastic film penetrates between the magnet roller 116 and the iron plate 112 and then is adhered to the outer side wall of the rolling tube, and the rolling tube is a common hollow cylindrical paper tube or plastic tube. The first incomplete gear 9 is driven to continuously rotate by the driving motor 8, the first incomplete gear 9 is periodically meshed with and separated from the gear 10, so that the supporting block 3 and the winding drum are driven to periodically rotate, the winding drum is used for periodically winding the plastic film, and the plastic film is in a periodic moving and static state. When the first incomplete gear 9 and the gear 10 are in a meshed state, namely, the plastic film is rolled up by the rolling tube, the reciprocating motor 7 drives the screw rod 4 to rotate in the forward direction, so that the exhaust mechanism 6 is driven to move from the edge of the plastic film to the middle part, and the flexible air bag 65 is not in contact with the plastic film roll. When the first incomplete gear 9 and the gear 10 are disengaged, namely the plastic film is static, the reciprocating motor 7 drives the screw rod 4 to rotate reversely, so that the flexible air bag 65 is driven to be attached to the surface of the plastic film roll to move towards the edge of the plastic film, and air bubbles in the plastic film roll are extruded out. Under the static state of the plastic film, the driving motor 8 drives the stretching mechanism 11 to move through the transmission mechanism 12, and the plastic film with folds generated in the winding process is stretched towards two sides, so that the folds are flattened.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a plastic film production coiling rolling machine which characterized in that: the winding machine for plastic film production comprises a substrate (1), wherein a supporting column is arranged below the substrate (1); the base plate (1) is vertically and fixedly connected with two parallel mounting plates (2), the inner side surfaces of the mounting plates (2) are horizontally provided with cylindrical supporting blocks (3), lead screws (4) and guide rods (5) with mutually parallel axes, the supporting blocks (3) and the lead screws (4) are rotatably connected with the mounting plates (2), and the guide rods (5) are fixedly connected with the mounting plates (2); the guide rod (5) is matched with an exhaust mechanism (6) in a sliding way, and the lead screw (4) is matched with the exhaust mechanism (6) in a rotating way; a reciprocating motor (7) is fixedly arranged on the outer side surface of the mounting plate (2), and an output shaft of the reciprocating motor (7) is fixedly connected with the lead screw (4); a driving motor (8) is fixedly arranged on the base plate (1), and a first incomplete gear (9) is fixedly arranged at the end part of an output shaft of the driving motor (8); the end part of the supporting block (3) penetrates through the mounting plate (2) and is fixedly provided with a gear (10) which is meshed with the first incomplete gear (9);
a stretching mechanism (11) is arranged on the substrate (1) corresponding to the position of each mounting plate (2), and a transmission mechanism (12) is arranged on the outer side of each stretching mechanism (11); the stretching mechanism (11) comprises a sliding groove (111), an iron plate (112), a mounting frame (113), a mounting block (114), a bearing frame (115), a magnet roller (116), a sliding rod (117), a baffle plate (118) and a first spring (119); the chute (111) is arranged on the upper surface of the base plate (1), an iron plate (112) with a horizontal upper surface is arranged in the chute (111) in a sliding fit mode along the axial direction of the supporting block (3), the base plate (1) is fixedly connected with an L-shaped mounting frame (113), the top plate of the mounting frame (113) is in a horizontal state, and a mounting block (114) is arranged below the top plate in a sliding fit mode along the axial direction of the supporting block (3); the bottom of the mounting block (114) is vertically and slidably provided with a bearing frame (115), the bottom of the bearing frame (115) is horizontally and rotatably provided with a magnet roller (116) which is in rolling fit with the iron plate (112), and the axes of the magnet roller (116) and the supporting block (3) are parallel to each other; a sliding rod (117) parallel to the magnet roller (116) is horizontally matched on a side plate of the mounting rack (113) in a sliding manner, and the inner end of the sliding rod (117) penetrates through the mounting block (114) and is fixedly provided with a baffle plate (118); a stop block is arranged on the sliding rod (117), and a first spring (119) is horizontally connected between the stop block and a side plate of the mounting frame (113);
the exhaust mechanism (6) comprises a sliding block (61), an arc-shaped plate (62), an air pump (63), a pipeline (64) and a flexible air bag (65); the sliding block (61) is in sliding fit with the guide rod (5), and the sliding block (61) of the lead screw (4) is in rotating fit; the lower surface of the sliding block (61) is fixedly provided with an arc-shaped plate (62) coaxial with the supporting block (3), the upper surface of the sliding block (61) is provided with an air pump (63), and the air pump (63) is communicated with a pipeline (64) penetrating through the sliding block (61) and the arc-shaped plate (62); the end part of the pipeline (64) is fixedly sleeved with a flexible air bag (65);
the exhaust mechanism (6) further comprises an arc-shaped rubber rod (66) and a rubber belt (67); the upper end and the lower end of the arc-shaped plate (62) are respectively fixedly provided with two arc-shaped rubber rods (66) which incline towards the inner side of the arc-shaped plate (62); two driving rollers are rotatably arranged between the arc-shaped rubber rods (66), and rubber belts (67) parallel to the axial direction of the supporting block (3) are matched on the outer surfaces of the two driving rollers in a rolling way; the number of the exhaust mechanisms (6) is two, the distance between the two exhaust mechanisms (6) and the middle part of the screw rod (4) is equal, and the thread directions of the two sides of the middle part of the screw rod (4) are opposite.
2. The plastic film production winding winder as claimed in claim 1, wherein: the outer surface of the magnet roller (116) is fixedly sleeved with a rubber cylinder, and the outer surface of the rubber cylinder is uniformly provided with grooves parallel to the axial direction of the magnet roller (116).
3. The plastic film production winding winder as claimed in claim 1, wherein: the transmission mechanism (12) comprises a rack (121), a first rotating shaft (122), a second rotating shaft (123), a second incomplete gear (124), a first bevel gear (125), a second bevel gear (126) and a transmission belt (127); the rack (121) is parallel to the sliding rod (117) and is fixedly arranged at the outer end of the sliding rod (117), and a first rotating shaft (122) and a second rotating shaft (123) which are vertical to each other are horizontally and rotatably arranged on the substrate (1) through a bracket; one end of the first rotating shaft (122) is fixedly provided with a second incomplete gear (124) matched with the rack (121), and the other end of the first rotating shaft is fixedly provided with a first bevel gear (125); a second bevel gear (126) meshed with the first bevel gear (125) is fixedly arranged at the end part of the second rotating shaft (123), and the second rotating shaft (123) is parallel to the output shaft of the driving motor (8) and is connected with the output shaft of the driving motor (8) through a transmission belt (127).
4. The plastic film production winding winder as claimed in claim 1, wherein: limiting grooves (13) corresponding in position are vertically formed in the inner sides of the two mounting plates (2), bearings are matched in the limiting grooves (13) in a sliding mode, and second springs (14) are vertically arranged between the bottoms of the bearings and the bottom surfaces of the limiting grooves (13); a rubber roller (15) parallel to the screw rod (4) is horizontally and rotatably arranged between the two bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310806.6A CN111483851B (en) | 2020-04-20 | 2020-04-20 | Plastic film production winding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310806.6A CN111483851B (en) | 2020-04-20 | 2020-04-20 | Plastic film production winding machine |
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| CN111483851A CN111483851A (en) | 2020-08-04 |
| CN111483851B true CN111483851B (en) | 2021-06-04 |
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| CN202010310806.6A Active CN111483851B (en) | 2020-04-20 | 2020-04-20 | Plastic film production winding machine |
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| CN111483851A (en) | 2020-08-04 |
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Effective date of registration: 20210519 Address after: 515000 no.38-2 factory building, Fuji South Road, Jinping District, Shantou City, Guangdong Province Applicant after: SHANTOU JINTIAN PLASTIC INDUSTRY Co.,Ltd. Address before: 230031 No.47 he'an Road, Hefei Economic and Technological Development Zone, Shushan District, Hefei City, Anhui Province Applicant before: Guo Xin |
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