CN220617848U

CN220617848U - Film slitting rewinder

Info

Publication number: CN220617848U
Application number: CN202321340750.4U
Authority: CN
Inventors: 俞育新; 张俊昌
Original assignee: Nantong Huitong Plastic Machinery Co ltd
Current assignee: Nantong Huitong Plastic Machinery Co ltd
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2024-03-19
Anticipated expiration: 2033-05-30

Abstract

The utility model discloses a film slitting and rewinding machine which comprises a frame, wherein a feeding roller, a rewinding roller, a slitting assembly, a pre-tightening roller and a winding roller which are distributed along the feeding direction of a film are arranged in the frame, the slitting assembly is arranged above the film through a first rotating shaft, a rotating motor is fixedly connected with the first rotating shaft, the slitting assembly comprises two groups of slitting seats, the middle parts of the two groups of slitting seats are slidably arranged in the middle part of the first rotating shaft, two groups of slitting discs are symmetrically arranged at the two ends of the slitting seats respectively, the slitting discs are attached to the upper part of the film, one end of the winding roller is fixedly provided with a driving belt wheel, the bottom of the frame is provided with a driving motor, the output end of the driving motor is in driving connection with the driving belt wheel through a driving belt, and one side below the winding roller is also elastically attached with a film pressing plate. The utility model has the advantages of realizing accurate cutting of the film, ensuring the cutting flatness of the finished product, controlling the pre-pressing force, avoiding the stretching phenomenon of the finished product and having better final rolling effect.

Description

Film slitting rewinder

Technical Field

The utility model relates to the technical field of industrial mechanical equipment, in particular to a film slitting rewinder.

Background

The film is a thin and soft transparent sheet, and is mainly made of plastics, adhesives, rubber or other materials. The film mainly comprises an optical film, a composite film, a superconducting film, a polyester film, a nylon film, a plastic film and the like, and is widely used in the industries of electronics, machinery, printing and the like. In the production process of the film, slitting and rewinding are needed, and the film is needed to be completed by adopting a corresponding slitting and rewinding machine.

The film can not ensure the flatness and no stretching of the finished product by using the rewinding splitting machine in the existing market because of the characteristics of high viscosity, uneven thickness, easy stretching and the like of the parent roll, and the winding effect is also poor.

Disclosure of Invention

The utility model aims to provide a film slitting rewinder, so that the film is accurately slit, the slitting smoothness of a finished product is ensured, meanwhile, the pre-pressing force is controlled, the stretching phenomenon of the finished product is avoided, and the final winding effect is better.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a rewinding machine is cut to film, its characterized in that includes the frame, frame internally mounted has feed roll, rewinding roller, slitting assembly, pretension roller and wind-up roll that distribute along film feed direction, the rewinding roller includes first rewinding roller and second rewinding roller, interval adjustable between first rewinding roller and the second rewinding roller, slitting assembly installs in the film top through first pivot, first pivot rotates and installs in the frame inside, the frame outside is provided with rotation motor and first pivot fixed connection, slitting assembly includes two sets of seat of cutting, two sets of seat mid-sliding mounting are cut in first pivot middle part, two sets of dish of cutting are respectively installed to the symmetry on the seat of cutting, it laminates with the film top to cut the dish, wind-up roll one end fixed mounting has a driving pulley, a driving motor is installed to the frame bottom, the driving motor output passes through the drive belt and is connected with the driving pulley transmission, a pressing die plate is still laminated to the elasticity to wind-up roll below one side.

Preferably, a slitting roller is arranged below the film and corresponds to the slitting assembly, multi-component cutting grooves are formed in the slitting roller at equal intervals, and the distance between every two adjacent slitting grooves is the minimum slitting size.

Preferably, a push plate is fixedly arranged on the outer side of the slitting seat, an annular groove is formed in one side, close to the rack, of the push plate, an adjusting cylinder is arranged on one side, corresponding to the annular groove, of the rack, the output end of the adjusting cylinder is embedded in the annular groove, and the output end of the adjusting cylinder moves circularly in the annular groove.

Preferably, the cross section of the annular groove is T-shaped, the width of the inner side of the annular groove is larger than that of the outer side of the annular groove, and rotatable rollers are arranged at the output end of the adjusting cylinder and the inner side of the annular groove.

Preferably, the pre-tightening roller both ends are connected with the pre-tightening seat respectively, the pre-tightening seat outside is installed inside the frame through the second pivot, the pre-tightening seat rotates for the center along the second pivot, pre-tightening cylinder is articulated to pre-tightening seat keep away from pre-tightening roller one end, the pre-tightening cylinder other end articulates there is the cylinder block, cylinder block fixed mounting is in the frame.

Preferably, one side of the film pressing plate, which is attached to the wind-up roll, is arc-shaped, a movable plate is rotatably arranged at the bottom of the frame at the film pressing plate, and the film pressing plate is adjustably arranged in the movable plate.

Preferably, two groups of movable grooves are symmetrically formed in the bottom of the film pressing plate, two groups of limiting rollers are arranged in the movable plate, the limiting rollers are installed in the movable grooves in a penetrating mode, and the outer diameters of the limiting rollers are identical to the inner diameters of the movable grooves.

Preferably, an included angle is arranged between the movable plate and the frame, and a spring telescopic rod is movably hinged between the movable plate and the frame.

Preferably, a pressure sensor is arranged on the outer wall of the pre-tightening roller, and the pre-tightening cylinder monitors data through the pressure sensor to control the output stroke.

In summary, the utility model has the following beneficial effects:

according to the utility model, the film with standard size is cut through the cutting assembly and the cutting roller, the cutting is smoother, the cutting size can be adjusted through the adjusting cylinder, two groups of cutting discs are arranged on the same cutting seat, the cutting discs on the other side are quickly replaced and maintained through adjustment of the rotating motor, and the situation of overheating is avoided through alternate work.

According to the utility model, the pressure sensor is arranged on the outer wall of the pre-tightening roller, and the pre-tightening cylinder monitors data to control the output stroke through the pressure sensor, so that the film is pre-tightened and meanwhile, the transition stretching is avoided, and the film is damaged.

According to the utility model, the film rolled by the rolling roller is pressed and rolled by the film pressing plate with the elastic pre-tightening function, so that bubbles are prevented from being generated between the films, and the rolling effect is influenced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the slitting assembly of the present utility model;

FIG. 3 is a schematic side elevational view of the slitting assembly of the present utility model;

fig. 4 is a schematic view of the mechanism of the slitting roller of the present utility model.

Detailed Description

The following description of the embodiments of the utility model is further illustrated in the accompanying drawings, and the examples are not meant to limit the utility model.

The film slitting and rewinding machine as shown in fig. 1 to 3 comprises a frame 1, wherein a feeding roller 2, a rewinding roller, slitting assemblies, a pre-tightening roller 3 and a winding roller 4 are arranged in the frame 1 and distributed along the feeding direction of the film, the rewinding roller comprises a first rewinding roller 5 and a second rewinding roller 6, the distance between the first rewinding roller 5 and the second rewinding roller 6 is adjustable, the slitting assemblies are arranged above the film through a first rotating shaft 7, the first rotating shaft 7 is rotatably arranged in the frame 1, a rotating motor 8 is fixedly connected with the first rotating shaft 7, the slitting assemblies comprise two groups of slitting seats 9, the middle parts of the two groups of slitting seats 9 are slidably arranged in the middle parts of the first rotating shaft 7, two groups of slitting discs 10 are symmetrically arranged at two ends of each slitting seat 9, the slitting discs 10 are attached to the upper part of the film, one end of the winding roller 4 is fixedly provided with a driving belt pulley 11, the bottom of the frame 1 is provided with a driving motor 12, the output end of the driving motor 12 is in driving connection with the driving belt pulley 11 through a driving belt 13, and one side below the winding roller 4 is elastically attached to a film pressing plate 14.

The lower part of the film is provided with a slitting roller 15 corresponding to the slitting assembly, the slitting roller 15 is provided with multi-component grooving 16 at equal intervals, the distance between every two adjacent slitting grooves 16 is the minimum slitting size, and the slitting disc 10 realizes the smooth slitting of the film in the slitting grooves 16.

The outside of the slitting seat 9 is fixedly provided with a push plate 17, one side of the push plate 17 close to the frame 1 is provided with an annular groove 18, one side of the frame 1 corresponding to the annular groove 18 is provided with an adjusting cylinder 19, the output end of the adjusting cylinder 19 is embedded in the annular groove 18, and the output end of the adjusting cylinder 19 moves in the inner circumference of the annular groove 18.

The cross-section of the annular groove 18 is T-shaped, the width of the inner side of the annular groove 18 is larger than the width of the outer side of the annular groove 18, rotatable rollers 20 are arranged at the output end of an adjusting cylinder 19 and the inner side of the annular groove 18, the film with standard size is cut by the cutting assembly and the cutting roller 15, the cutting is smoother, the cutting size can be adjusted by the adjusting cylinder 19, two groups of cutting discs 10 are arranged on the same cutting seat 9, the cutting discs 10 on the other side can be quickly replaced and maintained by adjusting the rotating motor 12, and the alternating work is avoided.

The pretension roller 3 both ends are connected with pretension seat 21 respectively, pretension seat 21 installs inside frame 1 through second pivot 22 in the outside, pretension seat 21 rotates as the center along second pivot 22, pretension seat 21 keeps away from pretension roller 3 one end and articulates there is pretension cylinder 23, pretension cylinder 23 other end articulates there is cylinder seat 24, cylinder seat 24 fixed mounting is in frame 1, pretension roller 3 outer wall is provided with pressure sensor, pretension cylinder 23 passes through pressure sensor monitoring data control output stroke, when realizing pretension to the film, avoid transition tensile, thereby cause the damage to the film.

The roll-up roll 4 is laminated to the lamina membranacea 14 one side is the arc, a fly leaf 25 is installed in the rotation of lamina membranacea 14 department in frame 1 bottom, the fly leaf 14 adjustable is installed in fly leaf 25, two sets of movable slots 26 have been seted up to lamina membranacea 14 bottom symmetry, be provided with two sets of spacing rollers 27 in the fly leaf 25, spacing roller 27 runs through and installs in movable slot 26, spacing roller 27 external diameter is the same with the movable slot 26 internal diameter, be provided with the contained angle between fly leaf 25 and the frame 1, activity articulates between fly leaf 25 and the frame 1 has a spring telescopic link 28, compress tightly the rolling through setting up the film of elastic pretension's lamina membranacea 14 to the roll-up of roll-up roll 4, avoid producing the bubble between the film, thereby influence rolling effect.

The foregoing description of the preferred embodiments of the present utility model is not intended to limit the utility model, and those skilled in the art may make various modifications and equivalents within the spirit and scope of the utility model, and such modifications and equivalents should also be considered as falling within the scope of the technical solution of the present utility model.

Claims

1. The utility model provides a rewinding machine is cut to film, its characterized in that includes the frame, frame internally mounted has feed roll, rewinding roller, slitting assembly, pretension roller and wind-up roll that distribute along film feed direction, the rewinding roller includes first rewinding roller and second rewinding roller, interval adjustable between first rewinding roller and the second rewinding roller, slitting assembly installs in the film top through first pivot, first pivot rotates and installs in the frame inside, the frame outside is provided with rotation motor and first pivot fixed connection, slitting assembly includes two sets of seat of cutting, two sets of seat mid-sliding mounting are cut in first pivot middle part, two sets of dish of cutting are respectively installed to the symmetry on the seat of cutting, it laminates with the film top to cut the dish, wind-up roll one end fixed mounting has a driving pulley, a driving motor is installed to the frame bottom, the driving motor output passes through the drive belt and is connected with the driving pulley transmission, a pressing die plate is still laminated to the elasticity to wind-up roll below one side.

2. A film slitting rewinder as set forth in claim 1, wherein: the film cutting machine is characterized in that a cutting roller is arranged below the film and corresponds to the cutting assembly, multicomponent cutting grooves are formed in the cutting roller at equal intervals, and the distance between every two adjacent cutting grooves is the minimum cutting size.

3. A film slitting rewinder as set forth in claim 1, wherein: the cutting seat is characterized in that a pushing plate is fixedly arranged on the outer side of the cutting seat, an annular groove is formed in one side, close to the rack, of the pushing plate, an adjusting cylinder is arranged on one side, corresponding to the annular groove, of the rack, the output end of the adjusting cylinder is embedded in the annular groove, and the output end of the adjusting cylinder moves circularly in the annular groove.

4. A film slitting rewinder as claimed in claim 3, wherein: the cross section of the annular groove is T-shaped, the width of the inner side of the annular groove is larger than that of the outer side of the annular groove, and rotatable rollers are arranged at the output end of the adjusting cylinder and the inner side of the annular groove.

5. A film slitting rewinder as set forth in claim 1, wherein: the utility model discloses a pre-tightening device, including the frame, pre-tightening roller, pre-tightening cylinder, cylinder seat, frame, second pivot, pre-tightening roller, pre-tightening cylinder, cylinder seat, frame, pre-tightening cylinder, pre-tightening roller both ends are connected with the pre-tightening seat respectively, the pre-tightening seat outside is installed inside the frame through the second pivot, the pre-tightening seat rotates for the center along the second pivot, pre-tightening cylinder is kept away from pre-tightening roller one end articulates to pre-tightening seat, the pre-tightening cylinder other end articulates there is the cylinder seat, cylinder seat fixed mounting is in the frame.

6. A film slitting rewinder as set forth in claim 1, wherein: one side of the film pressing plate, which is attached to the winding roller, is arc-shaped, a movable plate is rotatably arranged at the bottom of the frame at the film pressing plate, and the film pressing plate is adjustably arranged in the movable plate.

7. The film slitting rewinder of claim 6, wherein: two groups of movable grooves are symmetrically formed in the bottom of the film pressing plate, two groups of limiting rollers are arranged in the movable plate and are installed in the movable grooves in a penetrating mode, and the outer diameters of the limiting rollers are identical to the inner diameters of the movable grooves.

8. The film slitting rewinder of claim 6, wherein: an included angle is arranged between the movable plate and the frame, and a spring telescopic rod is movably hinged between the movable plate and the frame.

9. The film slitting rewinder of claim 5, wherein: the outer wall of the pre-tightening roller is provided with a pressure sensor, and the pre-tightening cylinder monitors data through the pressure sensor to control the output stroke.